.editorconfig

@@ -1,5 +1,5 @@
 [*]
 end_of_line = lf
 
-[caddytest/integration/caddyfile_adapt/*.caddyfiletest]
+[caddytest/integration/caddyfile_adapt/*.txt]
 indent_style = tab

.github/CONTRIBUTING.md

@@ -25,7 +25,7 @@ Other menu items:
 
 You can have a huge impact on the project by helping with its code. To contribute code to Caddy, first submit or comment in an issue to discuss your contribution, then open a [pull request](https://github.com/caddyserver/caddy/pulls) (PR). If you're new to our community, that's okay: **we gladly welcome pull requests from anyone, regardless of your native language or coding experience.** You can get familiar with Caddy's code base by using [code search at Sourcegraph](https://sourcegraph.com/github.com/caddyserver/caddy).
 
-We hold contributions to a high standard for quality :bowtie:, so don't be surprised if we ask for revisions—even if it seems small or insignificant. Please don't take it personally. :blue_heart: If your change is on the right track, we can guide you to make it mergeable.
+We hold contributions to a high standard for quality :bowtie:, so don't be surprised if we ask for revisions—even if it seems small or insignificant. Please don't take it personally. :blue_heart: If your change is on the right track, we can guide you to make it mergable.
 
 Here are some of the expectations we have of contributors:
 

.github/SECURITY.md

@@ -5,11 +5,11 @@ The Caddy project would like to make sure that it stays on top of all practicall
 
 ## Supported Versions
 
-| Version  | Supported |
-| -------- | ----------|
-| 2.latest | ✔️        |
-| 1.x      | :x:       |
-| < 1.x    | :x:       |
+| Version | Supported          |
+| ------- | ------------------ |
+| 2.x     | ✔️ |
+| 1.x     | :x:                |
+| < 1.x   | :x:                |
 
 
 ## Acceptable Scope

.github/workflows/ci.yml

@@ -12,56 +12,52 @@ on:
       - master
       - 2.*
 
-env:
-  # https://github.com/actions/setup-go/issues/491
-  GOTOOLCHAIN: local
-
 jobs:
   test:
     strategy:
       # Default is true, cancels jobs for other platforms in the matrix if one fails
       fail-fast: false
       matrix:
-        os:
-          - linux
-          - mac
-          - windows
-        go:
-          - '1.24'
+        os: 
+          - ubuntu-latest
+          - macos-latest
+          - windows-latest
+        go: 
+          - '1.20'
+          - '1.21'
 
         include:
         # Set the minimum Go patch version for the given Go minor
         # Usable via ${{ matrix.GO_SEMVER }}
-        - go: '1.24'
-          GO_SEMVER: '~1.24.1'
+        - go: '1.20'
+          GO_SEMVER: '~1.20.6'
+
+        - go: '1.21'
+          GO_SEMVER: '~1.21.0'
 
         # Set some variables per OS, usable via ${{ matrix.VAR }}
-        # OS_LABEL: the VM label from GitHub Actions (see https://docs.github.com/en/actions/using-github-hosted-runners/about-github-hosted-runners/about-github-hosted-runners#standard-github-hosted-runners-for-public-repositories)
         # CADDY_BIN_PATH: the path to the compiled Caddy binary, for artifact publishing
         # SUCCESS: the typical value for $? per OS (Windows/pwsh returns 'True')
-        - os: linux
-          OS_LABEL: ubuntu-latest
+        - os: ubuntu-latest
           CADDY_BIN_PATH: ./cmd/caddy/caddy
           SUCCESS: 0
 
-        - os: mac
-          OS_LABEL: macos-14
+        - os: macos-latest
           CADDY_BIN_PATH: ./cmd/caddy/caddy
           SUCCESS: 0
 
-        - os: windows
-          OS_LABEL: windows-latest
+        - os: windows-latest
           CADDY_BIN_PATH: ./cmd/caddy/caddy.exe
           SUCCESS: 'True'
 
-    runs-on: ${{ matrix.OS_LABEL }}
+    runs-on: ${{ matrix.os }}
 
     steps:
     - name: Checkout code
       uses: actions/checkout@v4
 
     - name: Install Go
-      uses: actions/setup-go@v5
+      uses: actions/setup-go@v4
       with:
         go-version: ${{ matrix.GO_SEMVER }}
         check-latest: true
@@ -99,20 +95,13 @@ jobs:
       env:
         CGO_ENABLED: 0
       run: |
-        go build -tags nobadger,nomysql,nopgx -trimpath -ldflags="-w -s" -v
-
-    - name: Smoke test Caddy
-      working-directory: ./cmd/caddy
-      run: |
-        ./caddy start
-        ./caddy stop
+        go build -trimpath -ldflags="-w -s" -v
 
     - name: Publish Build Artifact
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v3
       with:
         name: caddy_${{ runner.os }}_go${{ matrix.go }}_${{ steps.vars.outputs.short_sha }}
         path: ${{ matrix.CADDY_BIN_PATH }}
-        compression-level: 0
 
     # Commented bits below were useful to allow the job to continue
     # even if the tests fail, so we can publish the report separately
@@ -122,7 +111,7 @@ jobs:
       # continue-on-error: true
       run: |
         # (go test -v -coverprofile=cover-profile.out -race ./... 2>&1) > test-results/test-result.out
-        go test -tags nobadger,nomysql,nopgx -v -coverprofile="cover-profile.out" -short -race ./...
+        go test -v -coverprofile="cover-profile.out" -short -race ./...
         # echo "status=$?" >> $GITHUB_OUTPUT
 
     # Relevant step if we reinvestigate publishing test/coverage reports
@@ -135,7 +124,7 @@ jobs:
 
     # To return the correct result even though we set 'continue-on-error: true'
     # - name: Coerce correct build result
-    #   if: matrix.os != 'windows' && steps.step_test.outputs.status != ${{ matrix.SUCCESS }}
+    #   if: matrix.os != 'windows-latest' && steps.step_test.outputs.status != ${{ matrix.SUCCESS }}
     #   run: |
     #     echo "step_test ${{ steps.step_test.outputs.status }}\n"
     #     exit 1
@@ -143,48 +132,25 @@ jobs:
   s390x-test:
     name: test (s390x on IBM Z)
     runs-on: ubuntu-latest
-    if: github.event.pull_request.head.repo.full_name == 'caddyserver/caddy' && github.actor != 'dependabot[bot]'
+    if: github.event.pull_request.head.repo.full_name == github.repository && github.actor != 'dependabot[bot]'
     continue-on-error: true  # August 2020: s390x VM is down due to weather and power issues
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
       - name: Run Tests
         run: |
-          set +e
           mkdir -p ~/.ssh && echo -e "${SSH_KEY//_/\\n}" > ~/.ssh/id_ecdsa && chmod og-rwx ~/.ssh/id_ecdsa
 
           # short sha is enough?
           short_sha=$(git rev-parse --short HEAD)
 
-          # To shorten the following lines
-          ssh_opts="-o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null"
-          ssh_host="$CI_USER@ci-s390x.caddyserver.com"
-
           # The environment is fresh, so there's no point in keeping accepting and adding the key.
-          rsync -arz -e "ssh $ssh_opts" --progress --delete --exclude '.git' . "$ssh_host":/var/tmp/"$short_sha"
-          ssh $ssh_opts -t "$ssh_host" bash <<EOF
-          cd /var/tmp/$short_sha
-          go version
-          go env
-          printf "\n\n"
-          retries=3
-          exit_code=0
-          while ((retries > 0)); do
-            CGO_ENABLED=0 go test -p 1 -tags nobadger,nomysql,nopgx -v ./...
-            exit_code=$?
-            if ((exit_code == 0)); then
-              break
-            fi
-            echo "\n\nTest failed: \$exit_code, retrying..."
-            ((retries--))
-          done
-          echo "Remote exit code: \$exit_code"
-          exit \$exit_code
-          EOF
+          rsync -arz -e "ssh -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null" --progress --delete --exclude '.git' . "$CI_USER"@ci-s390x.caddyserver.com:/var/tmp/"$short_sha"
+          ssh -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -t "$CI_USER"@ci-s390x.caddyserver.com "cd /var/tmp/$short_sha; go version; go env; printf "\n\n";CGO_ENABLED=0 go test -v ./..."
           test_result=$?
 
           # There's no need leaving the files around
-          ssh $ssh_opts "$ssh_host" "rm -rf /var/tmp/'$short_sha'"
+          ssh -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null "$CI_USER"@ci-s390x.caddyserver.com "rm -rf /var/tmp/'$short_sha'"
 
           echo "Test exit code: $test_result"
           exit $test_result
@@ -194,27 +160,13 @@ jobs:
 
   goreleaser-check:
     runs-on: ubuntu-latest
-    if: github.event.pull_request.head.repo.full_name == 'caddyserver/caddy' && github.actor != 'dependabot[bot]'
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
       
-      - uses: goreleaser/goreleaser-action@v6
+      - uses: goreleaser/goreleaser-action@v5
         with:
           version: latest
           args: check
-      - name: Install Go
-        uses: actions/setup-go@v5
-        with:
-          go-version: "~1.24"
-          check-latest: true
-      - name: Install xcaddy
-        run: |
-          go install github.com/caddyserver/xcaddy/cmd/xcaddy@latest
-          xcaddy version
-      - uses: goreleaser/goreleaser-action@v6
-        with:
-          version: latest
-          args: build --single-target --snapshot
         env:
-          TAG: ${{ github.head_ref || github.ref_name }}
+          TAG: ${{ steps.vars.outputs.version_tag }}

.github/workflows/cross-build.yml

@@ -10,34 +10,31 @@ on:
       - master
       - 2.*
 
-env:
-  # https://github.com/actions/setup-go/issues/491
-  GOTOOLCHAIN: local
-
 jobs:
-  build:
+  cross-build-test:
     strategy:
       fail-fast: false
       matrix:
-        goos:
-          - 'aix'
+        goos: 
+          - 'android'
           - 'linux'
           - 'solaris'
           - 'illumos'
           - 'dragonfly'
           - 'freebsd'
           - 'openbsd'
+          - 'plan9'
           - 'windows'
           - 'darwin'
           - 'netbsd'
-        go:
-          - '1.24'
+        go: 
+          - '1.21'
 
         include:
         # Set the minimum Go patch version for the given Go minor
         # Usable via ${{ matrix.GO_SEMVER }}
-        - go: '1.24'
-          GO_SEMVER: '~1.24.1'
+        - go: '1.21'
+          GO_SEMVER: '~1.21.0'
 
     runs-on: ubuntu-latest
     continue-on-error: true
@@ -46,7 +43,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install Go
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@v4
         with:
           go-version: ${{ matrix.GO_SEMVER }}
           check-latest: true
@@ -65,9 +62,12 @@ jobs:
         env:
           CGO_ENABLED: 0
           GOOS: ${{ matrix.goos }}
-          GOARCH: ${{ matrix.goos == 'aix' && 'ppc64' || 'amd64' }}
         shell: bash
         continue-on-error: true
         working-directory: ./cmd/caddy
         run: |
-          GOOS=$GOOS GOARCH=$GOARCH go build -tags=nobadger,nomysql,nopgx -trimpath -o caddy-"$GOOS"-$GOARCH 2> /dev/null
+          GOOS=$GOOS go build -trimpath -o caddy-"$GOOS"-amd64 2> /dev/null
+          if [ $? -ne 0 ]; then
+            echo "::warning ::$GOOS Build Failed"
+            exit 0
+          fi

.github/workflows/lint.yml

@@ -13,10 +13,6 @@ on:
 permissions:
   contents: read
 
-env:
-  # https://github.com/actions/setup-go/issues/491
-  GOTOOLCHAIN: local
-
 jobs:
   # From https://github.com/golangci/golangci-lint-action
   golangci:
@@ -27,33 +23,27 @@ jobs:
     strategy:
       matrix:
         os:
-          - linux
-          - mac
-          - windows
-
-        include:
-        - os: linux
-          OS_LABEL: ubuntu-latest
-
-        - os: mac
-          OS_LABEL: macos-14
-
-        - os: windows
-          OS_LABEL: windows-latest
-
-    runs-on: ${{ matrix.OS_LABEL }}
-
+          - ubuntu-latest
+          - macos-latest
+          - windows-latest
+    runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v4
         with:
-          go-version: '~1.24'
+          go-version: '~1.21.0'
           check-latest: true
 
+          # Workaround for https://github.com/golangci/golangci-lint-action/issues/135
+          skip-pkg-cache: true
+
       - name: golangci-lint
-        uses: golangci/golangci-lint-action@v6
+        uses: golangci/golangci-lint-action@v3
         with:
-          version: latest
+          version: v1.54
+
+          # Workaround for https://github.com/golangci/golangci-lint-action/issues/135
+          skip-pkg-cache: true
 
           # Windows times out frequently after about 5m50s if we don't set a longer timeout.
           args: --timeout 10m
@@ -67,5 +57,5 @@ jobs:
       - name: govulncheck
         uses: golang/govulncheck-action@v1
         with:
-          go-version-input: '~1.24.1'
+          go-version-input: '~1.21.0'
           check-latest: true

.github/workflows/release.yml

@@ -5,10 +5,6 @@ on:
     tags:
       - 'v*.*.*'
 
-env:
-  # https://github.com/actions/setup-go/issues/491
-  GOTOOLCHAIN: local
-
 jobs:
   release:
     name: Release
@@ -17,13 +13,13 @@ jobs:
         os: 
           - ubuntu-latest
         go: 
-          - '1.24'
+          - '1.21'
 
         include:
         # Set the minimum Go patch version for the given Go minor
         # Usable via ${{ matrix.GO_SEMVER }}
-        - go: '1.24'
-          GO_SEMVER: '~1.24.1'
+        - go: '1.21'
+          GO_SEMVER: '~1.21.0'
 
     runs-on: ${{ matrix.os }}
     # https://github.com/sigstore/cosign/issues/1258#issuecomment-1002251233
@@ -41,7 +37,7 @@ jobs:
         fetch-depth: 0
 
     - name: Install Go
-      uses: actions/setup-go@v5
+      uses: actions/setup-go@v4
       with:
         go-version: ${{ matrix.GO_SEMVER }}
         check-latest: true
@@ -108,13 +104,9 @@ jobs:
       uses: anchore/sbom-action/download-syft@main
     - name: Syft version
       run: syft version
-    - name: Install xcaddy
-      run: |
-        go install github.com/caddyserver/xcaddy/cmd/xcaddy@latest
-        xcaddy version
     # GoReleaser will take care of publishing those artifacts into the release
     - name: Run GoReleaser
-      uses: goreleaser/goreleaser-action@v6
+      uses: goreleaser/goreleaser-action@v5
       with:
         version: latest
         args: release --clean --timeout 60m

.github/workflows/release_published.yml

@@ -18,7 +18,7 @@ jobs:
 
     # See https://github.com/peter-evans/repository-dispatch
     - name: Trigger event on caddyserver/dist
-      uses: peter-evans/repository-dispatch@v3
+      uses: peter-evans/repository-dispatch@v2
       with:
         token: ${{ secrets.REPO_DISPATCH_TOKEN }}
         repository: caddyserver/dist
@@ -26,7 +26,7 @@ jobs:
         client-payload: '{"tag": "${{ github.event.release.tag_name }}"}'
 
     - name: Trigger event on caddyserver/caddy-docker
-      uses: peter-evans/repository-dispatch@v3
+      uses: peter-evans/repository-dispatch@v2
       with:
         token: ${{ secrets.REPO_DISPATCH_TOKEN }}
         repository: caddyserver/caddy-docker

.gitignore

@@ -3,7 +3,6 @@ _gitignore/
 Caddyfile
 Caddyfile.*
 !caddyfile/
-!caddyfile.go
 
 # artifacts from pprof tooling
 *.prof

.golangci.yml

@@ -1,9 +1,7 @@
 linters-settings:
   errcheck:
-    exclude-functions:
-      - fmt.*
-      - (go.uber.org/zap/zapcore.ObjectEncoder).AddObject
-      - (go.uber.org/zap/zapcore.ObjectEncoder).AddArray
+    ignore: fmt:.*,go.uber.org/zap/zapcore:^Add.*
+    ignoretests: true
   gci:
     sections:
       - standard # Standard section: captures all standard packages.
@@ -17,67 +15,35 @@ linters-settings:
     # If `true`, make the section order the same as the order of `sections`.
     # Default: false
     custom-order: true
-  exhaustive:
-    ignore-enum-types: reflect.Kind|svc.Cmd
 
 linters:
   disable-all: true
   enable:
-    - asasalint
-    - asciicheck
-    - bidichk
     - bodyclose
-    - decorder
-    - dogsled
-    - dupl
-    - dupword
-    - durationcheck
     - errcheck
-    - errname
-    - exhaustive
     - gci
-    - gofmt
-    - goimports
     - gofumpt
     - gosec
     - gosimple
     - govet
     - ineffassign
-    - importas
     - misspell
     - prealloc
-    - promlinter
-    - sloglint
-    - sqlclosecheck
     - staticcheck
-    - tenv
-    - testableexamples
-    - testifylint
-    - tparallel
     - typecheck
     - unconvert
     - unused
-    - wastedassign
-    - whitespace
-    - zerologlint
   # these are implicitly disabled:
-  # - containedctx
-  # - contextcheck
-  # - cyclop
+  # - asciicheck
   # - depguard
-  # - errchkjson
-  # - errorlint
-  # - exhaustruct
-  # - execinquery
-  # - exhaustruct
-  # - forbidigo
-  # - forcetypeassert
+  # - dogsled
+  # - dupl
+  # - exhaustive
+  # - exportloopref
   # - funlen
-  # - ginkgolinter
-  # - gocheckcompilerdirectives
+  # - gci
   # - gochecknoglobals
   # - gochecknoinits
-  # - gochecksumtype
   # - gocognit
   # - goconst
   # - gocritic
@@ -85,68 +51,44 @@ linters:
   # - godot
   # - godox
   # - goerr113
+  # - gofumpt
   # - goheader
+  # - golint
   # - gomnd
-  # - gomoddirectives
   # - gomodguard
   # - goprintffuncname
-  # - gosmopolitan
-  # - grouper
-  # - inamedparam
-  # - interfacebloat
-  # - ireturn
+  # - interfacer
   # - lll
-  # - loggercheck
-  # - maintidx
-  # - makezero
-  # - mirror
-  # - musttag
+  # - maligned
   # - nakedret
   # - nestif
-  # - nilerr
-  # - nilnil
   # - nlreturn
   # - noctx
   # - nolintlint
-  # - nonamedreturns
-  # - nosprintfhostport
-  # - paralleltest
-  # - perfsprint
-  # - predeclared
-  # - protogetter
-  # - reassign
-  # - revive
   # - rowserrcheck
+  # - scopelint
+  # - sqlclosecheck
   # - stylecheck
-  # - tagalign
-  # - tagliatelle
   # - testpackage
-  # - thelper
   # - unparam
-  # - usestdlibvars
-  # - varnamelen
-  # - wrapcheck
+  # - whitespace
   # - wsl
 
 run:
   # default concurrency is a available CPU number.
   # concurrency: 4 # explicitly omit this value to fully utilize available resources.
-  timeout: 5m
+  deadline: 5m
   issues-exit-code: 1
   tests: false
 
 # output configuration options
 output:
-  formats:
-    - format: 'colored-line-number'
+  format: 'colored-line-number'
   print-issued-lines: true
   print-linter-name: true
 
 issues:
   exclude-rules:
-    - text: 'G115' # TODO: Either we should fix the issues or nuke the linter if it's bad
-      linters:
-        - gosec
     # we aren't calling unknown URL
     - text: 'G107' # G107: Url provided to HTTP request as taint input
       linters:
@@ -168,15 +110,3 @@ issues:
       text: 'G404' # G404: Insecure random number source (rand)
       linters:
         - gosec
-    - path: modules/logging/filters.go
-      linters:
-        - dupl
-    - path: modules/caddyhttp/matchers.go
-      linters:
-        - dupl
-    - path: modules/caddyhttp/vars.go
-      linters:
-        - dupl
-    - path: _test\.go
-      linters:
-        - errcheck

.goreleaser.yml

@@ -1,5 +1,3 @@
-version: 2
-
 before:
   hooks:
     # The build is done in this particular way to build Caddy in a designated directory named in .gitignore.
@@ -12,9 +10,6 @@ before:
     - mkdir -p caddy-build
     - cp cmd/caddy/main.go caddy-build/main.go
     - /bin/sh -c 'cd ./caddy-build && go mod init caddy'
-    # prepare syso files for windows embedding
-    - /bin/sh -c 'for a in amd64 arm arm64; do XCADDY_SKIP_BUILD=1 GOOS=windows GOARCH=$a xcaddy build {{.Env.TAG}}; done'
-    - /bin/sh -c 'mv /tmp/buildenv_*/*.syso caddy-build'
     # GoReleaser doesn't seem to offer {{.Tag}} at this stage, so we have to embed it into the env
     # so we run: TAG=$(git describe --abbrev=0) goreleaser release --rm-dist --skip-publish --skip-validate
     - go mod edit -require=github.com/caddyserver/caddy/v2@{{.Env.TAG}} ./caddy-build/go.mod
@@ -34,6 +29,7 @@ builds:
 - env:
   - CGO_ENABLED=0
   - GO111MODULE=on
+  main: main.go
   dir: ./caddy-build
   binary: caddy
   goos:
@@ -81,10 +77,6 @@ builds:
   - -mod=readonly
   ldflags:
   - -s -w
-  tags:
-  - nobadger
-  - nomysql
-  - nopgx
 
 signs:
   - cmd: cosign
@@ -111,7 +103,7 @@ archives:
   - id: default
     format_overrides:
       - goos: windows
-        formats: zip
+        format: zip
     name_template: >-
       {{ .ProjectName }}_
       {{- .Version }}_
@@ -192,9 +184,6 @@ nfpms:
       preremove: ./caddy-dist/scripts/preremove.sh
       postremove: ./caddy-dist/scripts/postremove.sh
 
-    provides:
-      - httpd
-
 release:
   github:
     owner: caddyserver

README.md

@@ -16,7 +16,7 @@
 	<a href="https://github.com/caddyserver/caddy/actions/workflows/ci.yml"><img src="https://github.com/caddyserver/caddy/actions/workflows/ci.yml/badge.svg"></a>
 	<a href="https://pkg.go.dev/github.com/caddyserver/caddy/v2"><img src="https://img.shields.io/badge/godoc-reference-%23007d9c.svg"></a>
 	<br>
-	<a href="https://x.com/caddyserver" title="@caddyserver on Twitter"><img src="https://img.shields.io/twitter/follow/caddyserver" alt="@caddyserver on Twitter"></a>
+	<a href="https://twitter.com/caddyserver" title="@caddyserver on Twitter"><img src="https://img.shields.io/badge/twitter-@caddyserver-55acee.svg" alt="@caddyserver on Twitter"></a>
 	<a href="https://caddy.community" title="Caddy Forum"><img src="https://img.shields.io/badge/community-forum-ff69b4.svg" alt="Caddy Forum"></a>
 	<br>
 	<a href="https://sourcegraph.com/github.com/caddyserver/caddy?badge" title="Caddy on Sourcegraph"><img src="https://sourcegraph.com/github.com/caddyserver/caddy/-/badge.svg" alt="Caddy on Sourcegraph"></a>
@@ -56,7 +56,7 @@
 </p>
 
 
-## [Features](https://caddyserver.com/features)
+## [Features](https://caddyserver.com/v2)
 
 - **Easy configuration** with the [Caddyfile](https://caddyserver.com/docs/caddyfile)
 - **Powerful configuration** with its [native JSON config](https://caddyserver.com/docs/json/)
@@ -67,7 +67,6 @@
 	- Fully-managed local CA for internal names & IPs
 	- Can coordinate with other Caddy instances in a cluster
 	- Multi-issuer fallback
-	- Encrypted ClientHello (ECH) support
 - **Stays up when other servers go down** due to TLS/OCSP/certificate-related issues
 - **Production-ready** after serving trillions of requests and managing millions of TLS certificates
 - **Scales to hundreds of thousands of sites** as proven in production
@@ -76,7 +75,7 @@
 - **Runs anywhere** with **no external dependencies** (not even libc)
 - Written in Go, a language with higher **memory safety guarantees** than other servers
 - Actually **fun to use**
-- So much more to [discover](https://caddyserver.com/features)
+- So much more to [discover](https://caddyserver.com/v2)
 
 ## Install
 
@@ -88,7 +87,7 @@ See [our online documentation](https://caddyserver.com/docs/install) for other i
 
 Requirements:
 
-- [Go 1.24.0 or newer](https://golang.org/dl/)
+- [Go 1.20 or newer](https://golang.org/dl/)
 
 ### For development
 
@@ -132,7 +131,7 @@ $ xcaddy build
 4. Initialize a Go module: `go mod init caddy`
 5. (Optional) Pin Caddy version: `go get github.com/caddyserver/caddy/v2@version` replacing `version` with a git tag, commit, or branch name.
 6. (Optional) Add plugins by adding their import: `_ "import/path/here"`
-7. Compile: `go build -tags=nobadger,nomysql,nopgx`
+7. Compile: `go build`
 
 
 
@@ -177,7 +176,7 @@ The docs are also open source. You can contribute to them here: https://github.c
 
 ## Getting help
 
-- We advise companies using Caddy to secure a support contract through [Ardan Labs](https://www.ardanlabs.com) before help is needed.
+- We advise companies using Caddy to secure a support contract through [Ardan Labs](https://www.ardanlabs.com/my/contact-us?dd=caddy) before help is needed.
 
 - A [sponsorship](https://github.com/sponsors/mholt) goes a long way! We can offer private help to sponsors. If Caddy is benefitting your company, please consider a sponsorship. This not only helps fund full-time work to ensure the longevity of the project, it provides your company the resources, support, and discounts you need; along with being a great look for your company to your customers and potential customers!
 
@@ -193,8 +192,8 @@ Matthew Holt began developing Caddy in 2014 while studying computer science at B
 
 **The name "Caddy" is trademarked.** The name of the software is "Caddy", not "Caddy Server" or "CaddyServer". Please call it "Caddy" or, if you wish to clarify, "the Caddy web server". Caddy is a registered trademark of Stack Holdings GmbH.
 
-- _Project on X: [@caddyserver](https://x.com/caddyserver)_
-- _Author on X: [@mholt6](https://x.com/mholt6)_
+- _Project on Twitter: [@caddyserver](https://twitter.com/caddyserver)_
+- _Author on Twitter: [@mholt6](https://twitter.com/mholt6)_
 
 Caddy is a project of [ZeroSSL](https://zerossl.com), a Stack Holdings company.
 

admin.go

@@ -26,6 +26,7 @@ import (
 	"expvar"
 	"fmt"
 	"hash"
+	"hash/fnv"
 	"io"
 	"net"
 	"net/http"
@@ -34,21 +35,19 @@ import (
 	"os"
 	"path"
 	"regexp"
-	"slices"
 	"strconv"
 	"strings"
 	"sync"
 	"time"
 
 	"github.com/caddyserver/certmagic"
-	"github.com/cespare/xxhash/v2"
 	"github.com/prometheus/client_golang/prometheus"
 	"go.uber.org/zap"
 	"go.uber.org/zap/zapcore"
 )
 
 func init() {
-	// The hard-coded default `DefaultAdminListen` can be overridden
+	// The hard-coded default `DefaultAdminListen` can be overidden
 	// by setting the `CADDY_ADMIN` environment variable.
 	// The environment variable may be used by packagers to change
 	// the default admin address to something more appropriate for
@@ -214,15 +213,14 @@ type AdminPermissions struct {
 
 // newAdminHandler reads admin's config and returns an http.Handler suitable
 // for use in an admin endpoint server, which will be listening on listenAddr.
-func (admin *AdminConfig) newAdminHandler(addr NetworkAddress, remote bool, _ Context) adminHandler {
+func (admin *AdminConfig) newAdminHandler(addr NetworkAddress, remote bool) adminHandler {
 	muxWrap := adminHandler{mux: http.NewServeMux()}
 
 	// secure the local or remote endpoint respectively
 	if remote {
 		muxWrap.remoteControl = admin.Remote
 	} else {
-		// see comment in allowedOrigins() as to why we disable the host check for unix/fd networks
-		muxWrap.enforceHost = !addr.isWildcardInterface() && !addr.IsUnixNetwork() && !addr.IsFdNetwork()
+		muxWrap.enforceHost = !addr.isWildcardInterface()
 		muxWrap.allowedOrigins = admin.allowedOrigins(addr)
 		muxWrap.enforceOrigin = admin.EnforceOrigin
 	}
@@ -271,6 +269,7 @@ func (admin *AdminConfig) newAdminHandler(addr NetworkAddress, remote bool, _ Co
 	// register third-party module endpoints
 	for _, m := range GetModules("admin.api") {
 		router := m.New().(AdminRouter)
+		handlerLabel := m.ID.Name()
 		for _, route := range router.Routes() {
 			addRoute(route.Pattern, handlerLabel, route.Handler)
 		}
@@ -311,43 +310,47 @@ func (admin AdminConfig) allowedOrigins(addr NetworkAddress) []*url.URL {
 	for _, o := range admin.Origins {
 		uniqueOrigins[o] = struct{}{}
 	}
-	// RFC 2616, Section 14.26:
-	// "A client MUST include a Host header field in all HTTP/1.1 request
-	// messages. If the requested URI does not include an Internet host
-	// name for the service being requested, then the Host header field MUST
-	// be given with an empty value."
-	//
-	// UPDATE July 2023: Go broke this by patching a minor security bug in 1.20.6.
-	// Understandable, but frustrating. See:
-	// https://github.com/golang/go/issues/60374
-	// See also the discussion here:
-	// https://github.com/golang/go/issues/61431
-	//
-	// We can no longer conform to RFC 2616 Section 14.26 from either Go or curl
-	// in purity. (Curl allowed no host between 7.40 and 7.50, but now requires a
-	// bogus host; see https://superuser.com/a/925610.) If we disable Host/Origin
-	// security checks, the infosec community assures me that it is secure to do
-	// so, because:
-	//
-	// 1) Browsers do not allow access to unix sockets
-	// 2) DNS is irrelevant to unix sockets
-	//
-	// If either of those two statements ever fail to hold true, it is not the
-	// fault of Caddy.
-	//
-	// Thus, we do not fill out allowed origins and do not enforce Host
-	// requirements for unix sockets. Enforcing it leads to confusion and
-	// frustration, when UDS have their own permissions from the OS.
-	// Enforcing host requirements here is effectively security theater,
-	// and a false sense of security.
-	//
-	// See also the discussion in #6832.
-	if admin.Origins == nil && !addr.IsUnixNetwork() && !addr.IsFdNetwork() {
+	if admin.Origins == nil {
 		if addr.isLoopback() {
-			uniqueOrigins[net.JoinHostPort("localhost", addr.port())] = struct{}{}
-			uniqueOrigins[net.JoinHostPort("::1", addr.port())] = struct{}{}
-			uniqueOrigins[net.JoinHostPort("127.0.0.1", addr.port())] = struct{}{}
-		} else {
+			if addr.IsUnixNetwork() {
+				// RFC 2616, Section 14.26:
+				// "A client MUST include a Host header field in all HTTP/1.1 request
+				// messages. If the requested URI does not include an Internet host
+				// name for the service being requested, then the Host header field MUST
+				// be given with an empty value."
+				//
+				// UPDATE July 2023: Go broke this by patching a minor security bug in 1.20.6.
+				// Understandable, but frustrating. See:
+				// https://github.com/golang/go/issues/60374
+				// See also the discussion here:
+				// https://github.com/golang/go/issues/61431
+				//
+				// We can no longer conform to RFC 2616 Section 14.26 from either Go or curl
+				// in purity. (Curl allowed no host between 7.40 and 7.50, but now requires a
+				// bogus host; see https://superuser.com/a/925610.) If we disable Host/Origin
+				// security checks, the infosec community assures me that it is secure to do
+				// so, because:
+				// 1) Browsers do not allow access to unix sockets
+				// 2) DNS is irrelevant to unix sockets
+				//
+				// I am not quite ready to trust either of those external factors, so instead
+				// of disabling Host/Origin checks, we now allow specific Host values when
+				// accessing the admin endpoint over unix sockets. I definitely don't trust
+				// DNS (e.g. I don't trust 'localhost' to always resolve to the local host),
+				// and IP shouldn't even be used, but if it is for some reason, I think we can
+				// at least be reasonably assured that 127.0.0.1 and ::1 route to the local
+				// machine, meaning that a hypothetical browser origin would have to be on the
+				// local machine as well.
+				uniqueOrigins[""] = struct{}{}
+				uniqueOrigins["127.0.0.1"] = struct{}{}
+				uniqueOrigins["::1"] = struct{}{}
+			} else {
+				uniqueOrigins[net.JoinHostPort("localhost", addr.port())] = struct{}{}
+				uniqueOrigins[net.JoinHostPort("::1", addr.port())] = struct{}{}
+				uniqueOrigins[net.JoinHostPort("127.0.0.1", addr.port())] = struct{}{}
+			}
+		}
+		if !addr.IsUnixNetwork() {
 			uniqueOrigins[addr.JoinHostPort(0)] = struct{}{}
 		}
 	}
@@ -378,9 +381,7 @@ func (admin AdminConfig) allowedOrigins(addr NetworkAddress) []*url.URL {
 // for the admin endpoint exists in cfg, a default one is used, so
 // that there is always an admin server (unless it is explicitly
 // configured to be disabled).
-// Critically note that some elements and functionality of the context
-// may not be ready, e.g. storage. Tread carefully.
-func replaceLocalAdminServer(cfg *Config, ctx Context) error {
+func replaceLocalAdminServer(cfg *Config) error {
 	// always* be sure to close down the old admin endpoint
 	// as gracefully as possible, even if the new one is
 	// disabled -- careful to use reference to the current
@@ -422,7 +423,7 @@ func replaceLocalAdminServer(cfg *Config, ctx Context) error {
 		return err
 	}
 
-	handler := cfg.Admin.newAdminHandler(addr, false, ctx)
+	handler := cfg.Admin.newAdminHandler(addr, false)
 
 	ln, err := addr.Listen(context.TODO(), 0, net.ListenConfig{})
 	if err != nil {
@@ -473,6 +474,7 @@ func manageIdentity(ctx Context, cfg *Config) error {
 	// import the caddytls package -- but it works
 	if cfg.Admin.Identity.IssuersRaw == nil {
 		cfg.Admin.Identity.IssuersRaw = []json.RawMessage{
+			json.RawMessage(`{"module": "zerossl"}`),
 			json.RawMessage(`{"module": "acme"}`),
 		}
 	}
@@ -543,7 +545,7 @@ func replaceRemoteAdminServer(ctx Context, cfg *Config) error {
 
 	// make the HTTP handler but disable Host/Origin enforcement
 	// because we are using TLS authentication instead
-	handler := cfg.Admin.newAdminHandler(addr, true, ctx)
+	handler := cfg.Admin.newAdminHandler(addr, true)
 
 	// create client certificate pool for TLS mutual auth, and extract public keys
 	// so that we can enforce access controls at the application layer
@@ -674,7 +676,13 @@ func (remote RemoteAdmin) enforceAccessControls(r *http.Request) error {
 					// key recognized; make sure its HTTP request is permitted
 					for _, accessPerm := range adminAccess.Permissions {
 						// verify method
-						methodFound := accessPerm.Methods == nil || slices.Contains(accessPerm.Methods, r.Method)
+						methodFound := accessPerm.Methods == nil
+						for _, method := range accessPerm.Methods {
+							if method == r.Method {
+								methodFound = true
+								break
+							}
+						}
 						if !methodFound {
 							return APIError{
 								HTTPStatus: http.StatusForbidden,
@@ -870,9 +878,13 @@ func (h adminHandler) handleError(w http.ResponseWriter, r *http.Request, err er
 // a trustworthy/expected value. This helps to mitigate DNS
 // rebinding attacks.
 func (h adminHandler) checkHost(r *http.Request) error {
-	allowed := slices.ContainsFunc(h.allowedOrigins, func(u *url.URL) bool {
-		return r.Host == u.Host
-	})
+	var allowed bool
+	for _, allowedOrigin := range h.allowedOrigins {
+		if r.Host == allowedOrigin.Host {
+			allowed = true
+			break
+		}
+	}
 	if !allowed {
 		return APIError{
 			HTTPStatus: http.StatusForbidden,
@@ -934,7 +946,7 @@ func (h adminHandler) originAllowed(origin *url.URL) bool {
 
 // etagHasher returns a the hasher we used on the config to both
 // produce and verify ETags.
-func etagHasher() hash.Hash { return xxhash.New() }
+func etagHasher() hash.Hash32 { return fnv.New32a() }
 
 // makeEtag returns an Etag header value (including quotes) for
 // the given config path and hash of contents at that path.
@@ -942,28 +954,17 @@ func makeEtag(path string, hash hash.Hash) string {
 	return fmt.Sprintf(`"%s %x"`, path, hash.Sum(nil))
 }
 
-// This buffer pool is used to keep buffers for
-// reading the config file during eTag header generation
-var bufferPool = sync.Pool{
-	New: func() any {
-		return new(bytes.Buffer)
-	},
-}
-
 func handleConfig(w http.ResponseWriter, r *http.Request) error {
 	switch r.Method {
 	case http.MethodGet:
 		w.Header().Set("Content-Type", "application/json")
+		// Set the ETag as a trailer header.
+		// The alternative is to write the config to a buffer, and
+		// then hash that.
+		w.Header().Set("Trailer", "ETag")
+
 		hash := etagHasher()
-
-		// Read the config into a buffer instead of writing directly to
-		// the response writer, as we want to set the ETag as the header,
-		// not the trailer.
-		buf := bufferPool.Get().(*bytes.Buffer)
-		buf.Reset()
-		defer bufferPool.Put(buf)
-
-		configWriter := io.MultiWriter(buf, hash)
+		configWriter := io.MultiWriter(w, hash)
 		err := readConfig(r.URL.Path, configWriter)
 		if err != nil {
 			return APIError{HTTPStatus: http.StatusBadRequest, Err: err}
@@ -972,10 +973,6 @@ func handleConfig(w http.ResponseWriter, r *http.Request) error {
 		// we could consider setting up a sync.Pool for the summed
 		// hashes to reduce GC pressure.
 		w.Header().Set("Etag", makeEtag(r.URL.Path, hash))
-		_, err = w.Write(buf.Bytes())
-		if err != nil {
-			return APIError{HTTPStatus: http.StatusInternalServerError, Err: err}
-		}
 
 		return nil
 
@@ -1136,7 +1133,7 @@ traverseLoop:
 						return fmt.Errorf("[%s] invalid array index '%s': %v",
 							path, idxStr, err)
 					}
-					if idx < 0 || (method != http.MethodPut && idx >= len(arr)) || idx > len(arr) {
+					if idx < 0 || idx >= len(arr) {
 						return fmt.Errorf("[%s] array index out of bounds: %s", path, idxStr)
 					}
 				}

admin_test.go

@@ -15,19 +15,12 @@
 package caddy
 
 import (
-	"context"
-	"crypto/x509"
 	"encoding/json"
 	"fmt"
 	"net/http"
-	"net/http/httptest"
 	"reflect"
 	"sync"
 	"testing"
-
-	"github.com/caddyserver/certmagic"
-	"github.com/prometheus/client_golang/prometheus"
-	dto "github.com/prometheus/client_model/go"
 )
 
 var testCfg = []byte(`{
@@ -210,727 +203,3 @@ func BenchmarkLoad(b *testing.B) {
 		Load(testCfg, true)
 	}
 }
-
-func TestAdminHandlerErrorHandling(t *testing.T) {
-	initAdminMetrics()
-
-	handler := adminHandler{
-		mux: http.NewServeMux(),
-	}
-
-	handler.mux.Handle("/error", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		err := fmt.Errorf("test error")
-		handler.handleError(w, r, err)
-	}))
-
-	req := httptest.NewRequest(http.MethodGet, "/error", nil)
-	rr := httptest.NewRecorder()
-
-	handler.ServeHTTP(rr, req)
-
-	if rr.Code == http.StatusOK {
-		t.Error("expected error response, got success")
-	}
-
-	var apiErr APIError
-	if err := json.NewDecoder(rr.Body).Decode(&apiErr); err != nil {
-		t.Fatalf("decoding response: %v", err)
-	}
-	if apiErr.Message != "test error" {
-		t.Errorf("expected error message 'test error', got '%s'", apiErr.Message)
-	}
-}
-
-func initAdminMetrics() {
-	if adminMetrics.requestErrors != nil {
-		prometheus.Unregister(adminMetrics.requestErrors)
-	}
-	if adminMetrics.requestCount != nil {
-		prometheus.Unregister(adminMetrics.requestCount)
-	}
-
-	adminMetrics.requestErrors = prometheus.NewCounterVec(prometheus.CounterOpts{
-		Namespace: "caddy",
-		Subsystem: "admin_http",
-		Name:      "request_errors_total",
-		Help:      "Number of errors that occurred handling admin endpoint requests",
-	}, []string{"handler", "path", "method"})
-
-	adminMetrics.requestCount = prometheus.NewCounterVec(prometheus.CounterOpts{
-		Namespace: "caddy",
-		Subsystem: "admin_http",
-		Name:      "requests_total",
-		Help:      "Count of requests to the admin endpoint",
-	}, []string{"handler", "path", "code", "method"}) // Added code and method labels
-
-	prometheus.MustRegister(adminMetrics.requestErrors)
-	prometheus.MustRegister(adminMetrics.requestCount)
-}
-
-func TestAdminHandlerBuiltinRouteErrors(t *testing.T) {
-	initAdminMetrics()
-
-	cfg := &Config{
-		Admin: &AdminConfig{
-			Listen: "localhost:2019",
-		},
-	}
-
-	err := replaceLocalAdminServer(cfg, Context{})
-	if err != nil {
-		t.Fatalf("setting up admin server: %v", err)
-	}
-	defer func() {
-		stopAdminServer(localAdminServer)
-	}()
-
-	tests := []struct {
-		name           string
-		path           string
-		method         string
-		expectedStatus int
-	}{
-		{
-			name:           "stop endpoint wrong method",
-			path:           "/stop",
-			method:         http.MethodGet,
-			expectedStatus: http.StatusMethodNotAllowed,
-		},
-		{
-			name:           "config endpoint wrong content-type",
-			path:           "/config/",
-			method:         http.MethodPost,
-			expectedStatus: http.StatusBadRequest,
-		},
-		{
-			name:           "config ID missing ID",
-			path:           "/id/",
-			method:         http.MethodGet,
-			expectedStatus: http.StatusBadRequest,
-		},
-	}
-
-	for _, test := range tests {
-		t.Run(test.name, func(t *testing.T) {
-			req := httptest.NewRequest(test.method, fmt.Sprintf("http://localhost:2019%s", test.path), nil)
-			rr := httptest.NewRecorder()
-
-			localAdminServer.Handler.ServeHTTP(rr, req)
-
-			if rr.Code != test.expectedStatus {
-				t.Errorf("expected status %d but got %d", test.expectedStatus, rr.Code)
-			}
-
-			metricValue := testGetMetricValue(map[string]string{
-				"path":    test.path,
-				"handler": "admin",
-				"method":  test.method,
-			})
-			if metricValue != 1 {
-				t.Errorf("expected error metric to be incremented once, got %v", metricValue)
-			}
-		})
-	}
-}
-
-func testGetMetricValue(labels map[string]string) float64 {
-	promLabels := prometheus.Labels{}
-	for k, v := range labels {
-		promLabels[k] = v
-	}
-
-	metric, err := adminMetrics.requestErrors.GetMetricWith(promLabels)
-	if err != nil {
-		return 0
-	}
-
-	pb := &dto.Metric{}
-	metric.Write(pb)
-	return pb.GetCounter().GetValue()
-}
-
-type mockRouter struct {
-	routes []AdminRoute
-}
-
-func (m mockRouter) Routes() []AdminRoute {
-	return m.routes
-}
-
-type mockModule struct {
-	mockRouter
-}
-
-func (m *mockModule) CaddyModule() ModuleInfo {
-	return ModuleInfo{
-		ID: "admin.api.mock",
-		New: func() Module {
-			mm := &mockModule{
-				mockRouter: mockRouter{
-					routes: m.routes,
-				},
-			}
-			return mm
-		},
-	}
-}
-
-func TestNewAdminHandlerRouterRegistration(t *testing.T) {
-	originalModules := make(map[string]ModuleInfo)
-	for k, v := range modules {
-		originalModules[k] = v
-	}
-	defer func() {
-		modules = originalModules
-	}()
-
-	mockRoute := AdminRoute{
-		Pattern: "/mock",
-		Handler: AdminHandlerFunc(func(w http.ResponseWriter, r *http.Request) error {
-			w.WriteHeader(http.StatusOK)
-			return nil
-		}),
-	}
-
-	mock := &mockModule{
-		mockRouter: mockRouter{
-			routes: []AdminRoute{mockRoute},
-		},
-	}
-	RegisterModule(mock)
-
-	addr, err := ParseNetworkAddress("localhost:2019")
-	if err != nil {
-		t.Fatalf("Failed to parse address: %v", err)
-	}
-
-	admin := &AdminConfig{
-		EnforceOrigin: false,
-	}
-	handler := admin.newAdminHandler(addr, false, Context{})
-
-	req := httptest.NewRequest("GET", "/mock", nil)
-	req.Host = "localhost:2019"
-	rr := httptest.NewRecorder()
-
-	handler.ServeHTTP(rr, req)
-
-	if rr.Code != http.StatusOK {
-		t.Errorf("Expected status code %d but got %d", http.StatusOK, rr.Code)
-		t.Logf("Response body: %s", rr.Body.String())
-	}
-
-	if len(admin.routers) != 1 {
-		t.Errorf("Expected 1 router to be stored, got %d", len(admin.routers))
-	}
-}
-
-type mockProvisionableRouter struct {
-	mockRouter
-	provisionErr error
-	provisioned  bool
-}
-
-func (m *mockProvisionableRouter) Provision(Context) error {
-	m.provisioned = true
-	return m.provisionErr
-}
-
-type mockProvisionableModule struct {
-	*mockProvisionableRouter
-}
-
-func (m *mockProvisionableModule) CaddyModule() ModuleInfo {
-	return ModuleInfo{
-		ID: "admin.api.mock_provision",
-		New: func() Module {
-			mm := &mockProvisionableModule{
-				mockProvisionableRouter: &mockProvisionableRouter{
-					mockRouter:   m.mockRouter,
-					provisionErr: m.provisionErr,
-				},
-			}
-			return mm
-		},
-	}
-}
-
-func TestAdminRouterProvisioning(t *testing.T) {
-	tests := []struct {
-		name         string
-		provisionErr error
-		wantErr      bool
-		routersAfter int // expected number of routers after provisioning
-	}{
-		{
-			name:         "successful provisioning",
-			provisionErr: nil,
-			wantErr:      false,
-			routersAfter: 0,
-		},
-		{
-			name:         "provisioning error",
-			provisionErr: fmt.Errorf("provision failed"),
-			wantErr:      true,
-			routersAfter: 1,
-		},
-	}
-
-	for _, test := range tests {
-		t.Run(test.name, func(t *testing.T) {
-			originalModules := make(map[string]ModuleInfo)
-			for k, v := range modules {
-				originalModules[k] = v
-			}
-			defer func() {
-				modules = originalModules
-			}()
-
-			mockRoute := AdminRoute{
-				Pattern: "/mock",
-				Handler: AdminHandlerFunc(func(w http.ResponseWriter, r *http.Request) error {
-					return nil
-				}),
-			}
-
-			// Create provisionable module
-			mock := &mockProvisionableModule{
-				mockProvisionableRouter: &mockProvisionableRouter{
-					mockRouter: mockRouter{
-						routes: []AdminRoute{mockRoute},
-					},
-					provisionErr: test.provisionErr,
-				},
-			}
-			RegisterModule(mock)
-
-			admin := &AdminConfig{}
-			addr, err := ParseNetworkAddress("localhost:2019")
-			if err != nil {
-				t.Fatalf("Failed to parse address: %v", err)
-			}
-
-			_ = admin.newAdminHandler(addr, false, Context{})
-			err = admin.provisionAdminRouters(Context{})
-
-			if test.wantErr {
-				if err == nil {
-					t.Error("Expected error but got nil")
-				}
-			} else {
-				if err != nil {
-					t.Errorf("Expected no error but got: %v", err)
-				}
-			}
-
-			if len(admin.routers) != test.routersAfter {
-				t.Errorf("Expected %d routers after provisioning, got %d", test.routersAfter, len(admin.routers))
-			}
-		})
-	}
-}
-
-func TestAllowedOriginsUnixSocket(t *testing.T) {
-	// see comment in allowedOrigins() as to why we do not fill out allowed origins for UDS
-	tests := []struct {
-		name          string
-		addr          NetworkAddress
-		origins       []string
-		expectOrigins []string
-	}{
-		{
-			name: "unix socket with default origins",
-			addr: NetworkAddress{
-				Network: "unix",
-				Host:    "/tmp/caddy.sock",
-			},
-			origins:       nil, // default origins
-			expectOrigins: []string{},
-		},
-		{
-			name: "unix socket with custom origins",
-			addr: NetworkAddress{
-				Network: "unix",
-				Host:    "/tmp/caddy.sock",
-			},
-			origins: []string{"example.com"},
-			expectOrigins: []string{
-				"example.com",
-			},
-		},
-		{
-			name: "tcp socket on localhost gets all loopback addresses",
-			addr: NetworkAddress{
-				Network:   "tcp",
-				Host:      "localhost",
-				StartPort: 2019,
-				EndPort:   2019,
-			},
-			origins: nil,
-			expectOrigins: []string{
-				"localhost:2019",
-				"[::1]:2019",
-				"127.0.0.1:2019",
-			},
-		},
-	}
-
-	for i, test := range tests {
-		t.Run(test.name, func(t *testing.T) {
-			admin := AdminConfig{
-				Origins: test.origins,
-			}
-
-			got := admin.allowedOrigins(test.addr)
-
-			var gotOrigins []string
-			for _, u := range got {
-				gotOrigins = append(gotOrigins, u.Host)
-			}
-
-			if len(gotOrigins) != len(test.expectOrigins) {
-				t.Errorf("%d: Expected %d origins but got %d", i, len(test.expectOrigins), len(gotOrigins))
-				return
-			}
-
-			expectMap := make(map[string]struct{})
-			for _, origin := range test.expectOrigins {
-				expectMap[origin] = struct{}{}
-			}
-
-			gotMap := make(map[string]struct{})
-			for _, origin := range gotOrigins {
-				gotMap[origin] = struct{}{}
-			}
-
-			if !reflect.DeepEqual(expectMap, gotMap) {
-				t.Errorf("%d: Origins mismatch.\nExpected: %v\nGot: %v", i, test.expectOrigins, gotOrigins)
-			}
-		})
-	}
-}
-
-func TestReplaceRemoteAdminServer(t *testing.T) {
-	const testCert = `MIIDCTCCAfGgAwIBAgIUXsqJ1mY8pKlHQtI3HJ23x2eZPqwwDQYJKoZIhvcNAQEL
-BQAwFDESMBAGA1UEAwwJbG9jYWxob3N0MB4XDTIzMDEwMTAwMDAwMFoXDTI0MDEw
-MTAwMDAwMFowFDESMBAGA1UEAwwJbG9jYWxob3N0MIIBIjANBgkqhkiG9w0BAQEF
-AAOCAQ8AMIIBCgKCAQEA4O4S6BSoYcoxvRqI+h7yPOjF6KjntjzVVm9M+uHK4lzX
-F1L3pSxJ2nDD4wZEV3FJ5yFOHVFqkG2vXG3BIczOlYG7UeNmKbQnKc5kZj3HGUrS
-VGEktA4OJbeZhhWP15gcXN5eDM2eH3g9BFXVX6AURxLiUXzhNBUEZuj/OEyH9yEF
-/qPCE+EjzVvWxvBXwgz/io4r4yok/Vq/bxJ6FlV6R7DX5oJSXyO0VEHZPi9DIyNU
-kK3F/r4U1sWiJGWOs8i3YQWZ2ejh1C0aLFZpPcCGGgMNpoF31gyYP6ZuPDUyCXsE
-g36UUw1JHNtIXYcLhnXuqj4A8TybTDpgXLqvwA9DBQIDAQABo1MwUTAdBgNVHQ4E
-FgQUc13z30pFC63rr/HGKOE7E82vjXwwHwYDVR0jBBgwFoAUc13z30pFC63rr/HG
-KOE7E82vjXwwDwYDVR0TAQH/BAUwAwEB/zANBgkqhkiG9w0BAQsFAAOCAQEAHO3j
-oeiUXXJ7xD4P8Wj5t9d+E8lE1Xv1Dk3Z+EdG5+dan+RcToE42JJp9zB7FIh5Qz8g
-W77LAjqh5oyqz3A2VJcyVgfE3uJP1R1mJM7JfGHf84QH4TZF2Q1RZY4SZs0VQ6+q
-5wSlIZ4NXDy4Q4XkIJBGS61wT8IzYFXYBpx4PCP1Qj0PIE4sevEGwjsBIgxK307o
-BxF8AWe6N6e4YZmQLGjQ+SeH0iwZb6vpkHyAY8Kj2hvK+cq2P7vU3VGi0t3r1F8L
-IvrXHCvO2BMNJ/1UK1M4YNX8LYJqQhg9hEsIROe1OE/m3VhxIYMJI+qZXk9yHfgJ
-vq+SH04xKhtFudVBAQ==`
-
-	tests := []struct {
-		name    string
-		cfg     *Config
-		wantErr bool
-	}{
-		{
-			name:    "nil config",
-			cfg:     nil,
-			wantErr: false,
-		},
-		{
-			name: "nil admin config",
-			cfg: &Config{
-				Admin: nil,
-			},
-			wantErr: false,
-		},
-		{
-			name: "nil remote config",
-			cfg: &Config{
-				Admin: &AdminConfig{},
-			},
-			wantErr: false,
-		},
-		{
-			name: "invalid listen address",
-			cfg: &Config{
-				Admin: &AdminConfig{
-					Remote: &RemoteAdmin{
-						Listen: "invalid:address",
-					},
-				},
-			},
-			wantErr: true,
-		},
-		{
-			name: "valid config",
-			cfg: &Config{
-				Admin: &AdminConfig{
-					Identity: &IdentityConfig{},
-					Remote: &RemoteAdmin{
-						Listen: "localhost:2021",
-						AccessControl: []*AdminAccess{
-							{
-								PublicKeys:  []string{testCert},
-								Permissions: []AdminPermissions{{Methods: []string{"GET"}, Paths: []string{"/test"}}},
-							},
-						},
-					},
-				},
-			},
-			wantErr: false,
-		},
-		{
-			name: "invalid certificate",
-			cfg: &Config{
-				Admin: &AdminConfig{
-					Identity: &IdentityConfig{},
-					Remote: &RemoteAdmin{
-						Listen: "localhost:2021",
-						AccessControl: []*AdminAccess{
-							{
-								PublicKeys:  []string{"invalid-cert-data"},
-								Permissions: []AdminPermissions{{Methods: []string{"GET"}, Paths: []string{"/test"}}},
-							},
-						},
-					},
-				},
-			},
-			wantErr: true,
-		},
-	}
-
-	for _, test := range tests {
-		t.Run(test.name, func(t *testing.T) {
-			ctx := Context{
-				Context: context.Background(),
-				cfg:     test.cfg,
-			}
-
-			if test.cfg != nil {
-				test.cfg.storage = &certmagic.FileStorage{Path: t.TempDir()}
-			}
-
-			if test.cfg != nil && test.cfg.Admin != nil && test.cfg.Admin.Identity != nil {
-				identityCertCache = certmagic.NewCache(certmagic.CacheOptions{
-					GetConfigForCert: func(certmagic.Certificate) (*certmagic.Config, error) {
-						return &certmagic.Config{}, nil
-					},
-				})
-			}
-
-			err := replaceRemoteAdminServer(ctx, test.cfg)
-
-			if test.wantErr {
-				if err == nil {
-					t.Error("Expected error but got nil")
-				}
-			} else {
-				if err != nil {
-					t.Errorf("Expected no error but got: %v", err)
-				}
-			}
-
-			// Clean up
-			if remoteAdminServer != nil {
-				_ = stopAdminServer(remoteAdminServer)
-			}
-		})
-	}
-}
-
-type mockIssuer struct {
-	configSet *certmagic.Config
-}
-
-func (m *mockIssuer) Issue(ctx context.Context, csr *x509.CertificateRequest) (*certmagic.IssuedCertificate, error) {
-	return &certmagic.IssuedCertificate{
-		Certificate: []byte(csr.Raw),
-	}, nil
-}
-
-func (m *mockIssuer) SetConfig(cfg *certmagic.Config) {
-	m.configSet = cfg
-}
-
-func (m *mockIssuer) IssuerKey() string {
-	return "mock"
-}
-
-type mockIssuerModule struct {
-	*mockIssuer
-}
-
-func (m *mockIssuerModule) CaddyModule() ModuleInfo {
-	return ModuleInfo{
-		ID: "tls.issuance.acme",
-		New: func() Module {
-			return &mockIssuerModule{mockIssuer: new(mockIssuer)}
-		},
-	}
-}
-
-func TestManageIdentity(t *testing.T) {
-	originalModules := make(map[string]ModuleInfo)
-	for k, v := range modules {
-		originalModules[k] = v
-	}
-	defer func() {
-		modules = originalModules
-	}()
-
-	RegisterModule(&mockIssuerModule{})
-
-	certPEM := []byte(`-----BEGIN CERTIFICATE-----
-MIIDujCCAqKgAwIBAgIIE31FZVaPXTUwDQYJKoZIhvcNAQEFBQAwSTELMAkGA1UE
-BhMCVVMxEzARBgNVBAoTCkdvb2dsZSBJbmMxJTAjBgNVBAMTHEdvb2dsZSBJbnRl
-cm5ldCBBdXRob3JpdHkgRzIwHhcNMTQwMTI5MTMyNzQzWhcNMTQwNTI5MDAwMDAw
-WjBpMQswCQYDVQQGEwJVUzETMBEGA1UECAwKQ2FsaWZvcm5pYTEWMBQGA1UEBwwN
-TW91bnRhaW4gVmlldzETMBEGA1UECgwKR29vZ2xlIEluYzEYMBYGA1UEAwwPbWFp
-bC5nb29nbGUuY29tMFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAE3lcub2pUwkjC
-5GJQA2ZZfJJi6d1QHhEmkX9VxKYGp6gagZuRqJWy9TXP6++1ZzQQxqZLD0TkuxZ9
-8i9Nz00000CCBjCCAQQwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMGgG
-CCsGAQUFBwEBBFwwWjArBggrBgEFBQcwAoYfaHR0cDovL3BraS5nb29nbGUuY29t
-L0dJQUcyLmNydDArBggrBgEFBQcwAYYfaHR0cDovL2NsaWVudHMxLmdvb2dsZS5j
-b20vb2NzcDAdBgNVHQ4EFgQUiJxtimAuTfwb+aUtBn5UYKreKvMwDAYDVR0TAQH/
-BAIwADAfBgNVHSMEGDAWgBRK3QYWG7z2aLV29YG2u2IaulqBLzAXBgNVHREEEDAO
-ggxtYWlsLmdvb2dsZTANBgkqhkiG9w0BAQUFAAOCAQEAMP6IWgNGZE8wP9TjFjSZ
-3mmW3A1eIr0CuPwNZ2LJ5ZD1i70ojzcj4I9IdP5yPg9CAEV4hNASbM1LzfC7GmJE
-tPzW5tRmpKVWZGRgTgZI8Hp/xZXMwLh9ZmXV4kESFAGj5G5FNvJyUV7R5Eh+7OZX
-7G4jJ4ZGJh+5jzN9HdJJHQHGYNIYOzC7+HH9UMwCjX9vhQ4RjwFZJThS2Yb+y7pb
-9yxTJZoXC6J0H5JpnZb7kZEJ+Xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
------END CERTIFICATE-----`)
-
-	keyPEM := []byte(`-----BEGIN PRIVATE KEY-----
-MIIEvgIBADANBgkqhkiG9w0BAQEFAASCBKgwggSkAgEAAoIBAQDRS0LmTwUT0iwP
-...
------END PRIVATE KEY-----`)
-
-	testStorage := certmagic.FileStorage{Path: t.TempDir()}
-	err := testStorage.Store(context.Background(), "localhost/localhost.crt", certPEM)
-	if err != nil {
-		t.Fatal(err)
-	}
-	err = testStorage.Store(context.Background(), "localhost/localhost.key", keyPEM)
-	if err != nil {
-		t.Fatal(err)
-	}
-
-	tests := []struct {
-		name       string
-		cfg        *Config
-		wantErr    bool
-		checkState func(*testing.T, *Config)
-	}{
-		{
-			name: "nil config",
-			cfg:  nil,
-		},
-		{
-			name: "nil admin config",
-			cfg: &Config{
-				Admin: nil,
-			},
-		},
-		{
-			name: "nil identity config",
-			cfg: &Config{
-				Admin: &AdminConfig{},
-			},
-		},
-		{
-			name: "default issuer when none specified",
-			cfg: &Config{
-				Admin: &AdminConfig{
-					Identity: &IdentityConfig{
-						Identifiers: []string{"localhost"},
-					},
-				},
-				storage: &testStorage,
-			},
-			checkState: func(t *testing.T, cfg *Config) {
-				if len(cfg.Admin.Identity.issuers) == 0 {
-					t.Error("Expected at least 1 issuer to be configured")
-					return
-				}
-				if _, ok := cfg.Admin.Identity.issuers[0].(*mockIssuerModule); !ok {
-					t.Error("Expected mock issuer to be configured")
-				}
-			},
-		},
-		{
-			name: "custom issuer",
-			cfg: &Config{
-				Admin: &AdminConfig{
-					Identity: &IdentityConfig{
-						Identifiers: []string{"localhost"},
-						IssuersRaw: []json.RawMessage{
-							json.RawMessage(`{"module": "acme"}`),
-						},
-					},
-				},
-				storage: &certmagic.FileStorage{Path: "testdata"},
-			},
-			checkState: func(t *testing.T, cfg *Config) {
-				if len(cfg.Admin.Identity.issuers) != 1 {
-					t.Fatalf("Expected 1 issuer, got %d", len(cfg.Admin.Identity.issuers))
-				}
-				mockIss, ok := cfg.Admin.Identity.issuers[0].(*mockIssuerModule)
-				if !ok {
-					t.Fatal("Expected mock issuer")
-				}
-				if mockIss.configSet == nil {
-					t.Error("Issuer config was not set")
-				}
-			},
-		},
-		{
-			name: "invalid issuer module",
-			cfg: &Config{
-				Admin: &AdminConfig{
-					Identity: &IdentityConfig{
-						Identifiers: []string{"localhost"},
-						IssuersRaw: []json.RawMessage{
-							json.RawMessage(`{"module": "doesnt_exist"}`),
-						},
-					},
-				},
-			},
-			wantErr: true,
-		},
-	}
-
-	for _, test := range tests {
-		t.Run(test.name, func(t *testing.T) {
-			if identityCertCache != nil {
-				// Reset the cert cache before each test
-				identityCertCache.Stop()
-				identityCertCache = nil
-			}
-
-			ctx := Context{
-				Context:         context.Background(),
-				cfg:             test.cfg,
-				moduleInstances: make(map[string][]Module),
-			}
-
-			err := manageIdentity(ctx, test.cfg)
-
-			if test.wantErr {
-				if err == nil {
-					t.Error("Expected error but got nil")
-				}
-				return
-			}
-			if err != nil {
-				t.Fatalf("Expected no error but got: %v", err)
-			}
-
-			if test.checkState != nil {
-				test.checkState(t, test.cfg)
-			}
-		})
-	}
-}

caddy.go

@@ -22,7 +22,6 @@ import (
 	"errors"
 	"fmt"
 	"io"
-	"io/fs"
 	"log"
 	"net/http"
 	"os"
@@ -39,7 +38,6 @@ import (
 	"github.com/google/uuid"
 	"go.uber.org/zap"
 
-	"github.com/caddyserver/caddy/v2/internal/filesystems"
 	"github.com/caddyserver/caddy/v2/notify"
 )
 
@@ -81,14 +79,10 @@ type Config struct {
 	// associated value.
 	AppsRaw ModuleMap `json:"apps,omitempty" caddy:"namespace="`
 
-	apps         map[string]App
-	storage      certmagic.Storage
-	eventEmitter eventEmitter
+	apps    map[string]App
+	storage certmagic.Storage
 
 	cancelFunc context.CancelFunc
-
-	// fileSystems is a dict of fileSystems that will later be loaded from and added to.
-	fileSystems FileSystems
 }
 
 // App is a thing that Caddy runs.
@@ -398,66 +392,6 @@ func unsyncedDecodeAndRun(cfgJSON []byte, allowPersist bool) error {
 // will want to use Run instead, which also
 // updates the config's raw state.
 func run(newCfg *Config, start bool) (Context, error) {
-	ctx, err := provisionContext(newCfg, start)
-	if err != nil {
-		globalMetrics.configSuccess.Set(0)
-		return ctx, err
-	}
-
-	if !start {
-		return ctx, nil
-	}
-
-	// Provision any admin routers which may need to access
-	// some of the other apps at runtime
-	err = ctx.cfg.Admin.provisionAdminRouters(ctx)
-	if err != nil {
-		globalMetrics.configSuccess.Set(0)
-		return ctx, err
-	}
-
-	// Start
-	err = func() error {
-		started := make([]string, 0, len(ctx.cfg.apps))
-		for name, a := range ctx.cfg.apps {
-			err := a.Start()
-			if err != nil {
-				// an app failed to start, so we need to stop
-				// all other apps that were already started
-				for _, otherAppName := range started {
-					err2 := ctx.cfg.apps[otherAppName].Stop()
-					if err2 != nil {
-						err = fmt.Errorf("%v; additionally, aborting app %s: %v",
-							err, otherAppName, err2)
-					}
-				}
-				return fmt.Errorf("%s app module: start: %v", name, err)
-			}
-			started = append(started, name)
-		}
-		return nil
-	}()
-	if err != nil {
-		globalMetrics.configSuccess.Set(0)
-		return ctx, err
-	}
-	globalMetrics.configSuccess.Set(1)
-	globalMetrics.configSuccessTime.SetToCurrentTime()
-
-	// TODO: This event is experimental and subject to change.
-	ctx.emitEvent("started", nil)
-
-	// now that the user's config is running, finish setting up anything else,
-	// such as remote admin endpoint, config loader, etc.
-	return ctx, finishSettingUp(ctx, ctx.cfg)
-}
-
-// provisionContext creates a new context from the given configuration and provisions
-// storage and apps.
-// If `newCfg` is nil a new empty configuration will be created.
-// If `replaceAdminServer` is true any currently active admin server will be replaced
-// with a new admin server based on the provided configuration.
-func provisionContext(newCfg *Config, replaceAdminServer bool) (Context, error) {
 	// because we will need to roll back any state
 	// modifications if this function errors, we
 	// keep a single error value and scope all
@@ -480,7 +414,6 @@ func provisionContext(newCfg *Config, replaceAdminServer bool) (Context, error)
 	ctx, cancel := NewContext(Context{Context: context.Background(), cfg: newCfg})
 	defer func() {
 		if err != nil {
-			globalMetrics.configSuccess.Set(0)
 			// if there were any errors during startup,
 			// we should cancel the new context we created
 			// since the associated config won't be used;
@@ -506,16 +439,13 @@ func provisionContext(newCfg *Config, replaceAdminServer bool) (Context, error)
 	}
 
 	// start the admin endpoint (and stop any prior one)
-	if replaceAdminServer {
-		err = replaceLocalAdminServer(newCfg, ctx)
+	if start {
+		err = replaceLocalAdminServer(newCfg)
 		if err != nil {
 			return ctx, fmt.Errorf("starting caddy administration endpoint: %v", err)
 		}
 	}
 
-	// create the new filesystem map
-	newCfg.fileSystems = &filesystems.FileSystemMap{}
-
 	// prepare the new config for use
 	newCfg.apps = make(map[string]App)
 
@@ -553,16 +483,49 @@ func provisionContext(newCfg *Config, replaceAdminServer bool) (Context, error)
 		}
 		return nil
 	}()
-	return ctx, err
-}
+	if err != nil {
+		return ctx, err
+	}
 
-// ProvisionContext creates a new context from the configuration and provisions storage
-// and app modules.
-// The function is intended for testing and advanced use cases only, typically `Run` should be
-// use to ensure a fully functional caddy instance.
-// EXPERIMENTAL: While this is public the interface and implementation details of this function may change.
-func ProvisionContext(newCfg *Config) (Context, error) {
-	return provisionContext(newCfg, false)
+	if !start {
+		return ctx, nil
+	}
+
+	// Provision any admin routers which may need to access
+	// some of the other apps at runtime
+	err = newCfg.Admin.provisionAdminRouters(ctx)
+	if err != nil {
+		return ctx, err
+	}
+
+	// Start
+	err = func() error {
+		started := make([]string, 0, len(newCfg.apps))
+		for name, a := range newCfg.apps {
+			err := a.Start()
+			if err != nil {
+				// an app failed to start, so we need to stop
+				// all other apps that were already started
+				for _, otherAppName := range started {
+					err2 := newCfg.apps[otherAppName].Stop()
+					if err2 != nil {
+						err = fmt.Errorf("%v; additionally, aborting app %s: %v",
+							err, otherAppName, err2)
+					}
+				}
+				return fmt.Errorf("%s app module: start: %v", name, err)
+			}
+			started = append(started, name)
+		}
+		return nil
+	}()
+	if err != nil {
+		return ctx, err
+	}
+
+	// now that the user's config is running, finish setting up anything else,
+	// such as remote admin endpoint, config loader, etc.
+	return ctx, finishSettingUp(ctx, newCfg)
 }
 
 // finishSettingUp should be run after all apps have successfully started.
@@ -701,9 +664,6 @@ func unsyncedStop(ctx Context) {
 		return
 	}
 
-	// TODO: This event is experimental and subject to change.
-	ctx.emitEvent("stopping", nil)
-
 	// stop each app
 	for name, a := range ctx.cfg.apps {
 		err := a.Stop()
@@ -733,10 +693,8 @@ func Validate(cfg *Config) error {
 // Errors are logged along the way, and an appropriate exit
 // code is emitted.
 func exitProcess(ctx context.Context, logger *zap.Logger) {
-	// let the rest of the program know we're quitting; only do it once
-	if !atomic.CompareAndSwapInt32(exiting, 0, 1) {
-		return
-	}
+	// let the rest of the program know we're quitting
+	atomic.StoreInt32(exiting, 1)
 
 	// give the OS or service/process manager our 2 weeks' notice: we quit
 	if err := notify.Stopping(); err != nil {
@@ -749,7 +707,6 @@ func exitProcess(ctx context.Context, logger *zap.Logger) {
 	logger.Warn("exiting; byeee!! 👋")
 
 	exitCode := ExitCodeSuccess
-	lastContext := ActiveContext()
 
 	// stop all apps
 	if err := Stop(); err != nil {
@@ -771,16 +728,6 @@ func exitProcess(ctx context.Context, logger *zap.Logger) {
 		}
 	}
 
-	// execute any process-exit callbacks
-	for _, exitFunc := range lastContext.exitFuncs {
-		exitFunc(ctx)
-	}
-	exitFuncsMu.Lock()
-	for _, exitFunc := range exitFuncs {
-		exitFunc(ctx)
-	}
-	exitFuncsMu.Unlock()
-
 	// shut down admin endpoint(s) in goroutines so that
 	// if this function was called from an admin handler,
 	// it has a chance to return gracefully
@@ -819,23 +766,6 @@ var exiting = new(int32) // accessed atomically
 // EXPERIMENTAL API: subject to change or removal.
 func Exiting() bool { return atomic.LoadInt32(exiting) == 1 }
 
-// OnExit registers a callback to invoke during process exit.
-// This registration is PROCESS-GLOBAL, meaning that each
-// function should only be registered once forever, NOT once
-// per config load (etc).
-//
-// EXPERIMENTAL API: subject to change or removal.
-func OnExit(f func(context.Context)) {
-	exitFuncsMu.Lock()
-	exitFuncs = append(exitFuncs, f)
-	exitFuncsMu.Unlock()
-}
-
-var (
-	exitFuncs   []func(context.Context)
-	exitFuncsMu sync.Mutex
-)
-
 // Duration can be an integer or a string. An integer is
 // interpreted as nanoseconds. If a string, it is a Go
 // time.Duration value such as `300ms`, `1.5h`, or `2h45m`;
@@ -895,18 +825,13 @@ func ParseDuration(s string) (time.Duration, error) {
 // regardless of storage configuration, since each instance is intended to
 // have its own unique ID.
 func InstanceID() (uuid.UUID, error) {
-	appDataDir := AppDataDir()
-	uuidFilePath := filepath.Join(appDataDir, "instance.uuid")
+	uuidFilePath := filepath.Join(AppDataDir(), "instance.uuid")
 	uuidFileBytes, err := os.ReadFile(uuidFilePath)
-	if errors.Is(err, fs.ErrNotExist) {
+	if os.IsNotExist(err) {
 		uuid, err := uuid.NewRandom()
 		if err != nil {
 			return uuid, err
 		}
-		err = os.MkdirAll(appDataDir, 0o700)
-		if err != nil {
-			return uuid, err
-		}
 		err = os.WriteFile(uuidFilePath, []byte(uuid.String()), 0o600)
 		return uuid, err
 	} else if err != nil {
@@ -1046,92 +971,6 @@ func Version() (simple, full string) {
 	return
 }
 
-// Event represents something that has happened or is happening.
-// An Event value is not synchronized, so it should be copied if
-// being used in goroutines.
-//
-// EXPERIMENTAL: Events are subject to change.
-type Event struct {
-	// If non-nil, the event has been aborted, meaning
-	// propagation has stopped to other handlers and
-	// the code should stop what it was doing. Emitters
-	// may choose to use this as a signal to adjust their
-	// code path appropriately.
-	Aborted error
-
-	// The data associated with the event. Usually the
-	// original emitter will be the only one to set or
-	// change these values, but the field is exported
-	// so handlers can have full access if needed.
-	// However, this map is not synchronized, so
-	// handlers must not use this map directly in new
-	// goroutines; instead, copy the map to use it in a
-	// goroutine. Data may be nil.
-	Data map[string]any
-
-	id     uuid.UUID
-	ts     time.Time
-	name   string
-	origin Module
-}
-
-// NewEvent creates a new event, but does not emit the event. To emit an
-// event, call Emit() on the current instance of the caddyevents app insteaad.
-//
-// EXPERIMENTAL: Subject to change.
-func NewEvent(ctx Context, name string, data map[string]any) (Event, error) {
-	id, err := uuid.NewRandom()
-	if err != nil {
-		return Event{}, fmt.Errorf("generating new event ID: %v", err)
-	}
-	name = strings.ToLower(name)
-	return Event{
-		Data:   data,
-		id:     id,
-		ts:     time.Now(),
-		name:   name,
-		origin: ctx.Module(),
-	}, nil
-}
-
-func (e Event) ID() uuid.UUID        { return e.id }
-func (e Event) Timestamp() time.Time { return e.ts }
-func (e Event) Name() string         { return e.name }
-func (e Event) Origin() Module       { return e.origin } // Returns the module that originated the event. May be nil, usually if caddy core emits the event.
-
-// CloudEvent exports event e as a structure that, when
-// serialized as JSON, is compatible with the
-// CloudEvents spec.
-func (e Event) CloudEvent() CloudEvent {
-	dataJSON, _ := json.Marshal(e.Data)
-	return CloudEvent{
-		ID:              e.id.String(),
-		Source:          e.origin.CaddyModule().String(),
-		SpecVersion:     "1.0",
-		Type:            e.name,
-		Time:            e.ts,
-		DataContentType: "application/json",
-		Data:            dataJSON,
-	}
-}
-
-// CloudEvent is a JSON-serializable structure that
-// is compatible with the CloudEvents specification.
-// See https://cloudevents.io.
-// EXPERIMENTAL: Subject to change.
-type CloudEvent struct {
-	ID              string          `json:"id"`
-	Source          string          `json:"source"`
-	SpecVersion     string          `json:"specversion"`
-	Type            string          `json:"type"`
-	Time            time.Time       `json:"time"`
-	DataContentType string          `json:"datacontenttype,omitempty"`
-	Data            json.RawMessage `json:"data,omitempty"`
-}
-
-// ErrEventAborted cancels an event.
-var ErrEventAborted = errors.New("event aborted")
-
 // ActiveContext returns the currently-active context.
 // This function is experimental and might be changed
 // or removed in the future.

caddyconfig/caddyfile/adapter.go

@@ -52,7 +52,7 @@ func (a Adapter) Adapt(body []byte, options map[string]any) ([]byte, []caddyconf
 		return nil, warnings, err
 	}
 
-	// lint check: see if input was properly formatted; sometimes messy files parse
+	// lint check: see if input was properly formatted; sometimes messy files files parse
 	// successfully but result in logical errors (the Caddyfile is a bad format, I'm sorry)
 	if warning, different := FormattingDifference(filename, body); different {
 		warnings = append(warnings, warning)
@@ -92,26 +92,30 @@ func FormattingDifference(filename string, body []byte) (caddyconfig.Warning, bo
 	}, true
 }
 
-// Unmarshaler is a type that can unmarshal Caddyfile tokens to
-// set itself up for a JSON encoding. The goal of an unmarshaler
-// is not to set itself up for actual use, but to set itself up for
-// being marshaled into JSON. Caddyfile-unmarshaled values will not
-// be used directly; they will be encoded as JSON and then used from
-// that. Implementations _may_ be able to support multiple segments
-// (instances of their directive or batch of tokens); typically this
-// means wrapping parsing logic in a loop: `for d.Next() { ... }`.
-// More commonly, only a single segment is supported, so a simple
-// `d.Next()` at the start should be used to consume the module
-// identifier token (directive name, etc).
+// Unmarshaler is a type that can unmarshal
+// Caddyfile tokens to set itself up for a
+// JSON encoding. The goal of an unmarshaler
+// is not to set itself up for actual use,
+// but to set itself up for being marshaled
+// into JSON. Caddyfile-unmarshaled values
+// will not be used directly; they will be
+// encoded as JSON and then used from that.
+// Implementations must be able to support
+// multiple segments (instances of their
+// directive or batch of tokens); typically
+// this means wrapping all token logic in
+// a loop: `for d.Next() { ... }`.
 type Unmarshaler interface {
 	UnmarshalCaddyfile(d *Dispenser) error
 }
 
 // ServerType is a type that can evaluate a Caddyfile and set up a caddy config.
 type ServerType interface {
-	// Setup takes the server blocks which contain tokens,
-	// as well as options (e.g. CLI flags) and creates a
-	// Caddy config, along with any warnings or an error.
+	// Setup takes the server blocks which
+	// contain tokens, as well as options
+	// (e.g. CLI flags) and creates a Caddy
+	// config, along with any warnings or
+	// an error.
 	Setup([]ServerBlock, map[string]any) (*caddy.Config, []caddyconfig.Warning, error)
 }
 

caddyconfig/caddyfile/dispenser.go

@@ -30,10 +30,6 @@ type Dispenser struct {
 	tokens  []Token
 	cursor  int
 	nesting int
-
-	// A map of arbitrary context data that can be used
-	// to pass through some information to unmarshalers.
-	context map[string]any
 }
 
 // NewDispenser returns a Dispenser filled with the given tokens.
@@ -415,7 +411,7 @@ func (d *Dispenser) EOFErr() error {
 
 // Err generates a custom parse-time error with a message of msg.
 func (d *Dispenser) Err(msg string) error {
-	return d.WrapErr(errors.New(msg))
+	return d.Errf(msg)
 }
 
 // Errf is like Err, but for formatted error messages
@@ -458,34 +454,6 @@ func (d *Dispenser) DeleteN(amount int) []Token {
 	return d.tokens
 }
 
-// SetContext sets a key-value pair in the context map.
-func (d *Dispenser) SetContext(key string, value any) {
-	if d.context == nil {
-		d.context = make(map[string]any)
-	}
-	d.context[key] = value
-}
-
-// GetContext gets the value of a key in the context map.
-func (d *Dispenser) GetContext(key string) any {
-	if d.context == nil {
-		return nil
-	}
-	return d.context[key]
-}
-
-// GetContextString gets the value of a key in the context map
-// as a string, or an empty string if the key does not exist.
-func (d *Dispenser) GetContextString(key string) string {
-	if d.context == nil {
-		return ""
-	}
-	if val, ok := d.context[key].(string); ok {
-		return val
-	}
-	return ""
-}
-
 // isNewLine determines whether the current token is on a different
 // line (higher line number) than the previous token. It handles imported
 // tokens correctly. If there isn't a previous token, it returns true.
@@ -517,5 +485,3 @@ func (d *Dispenser) isNextOnNewLine() bool {
 	next := d.tokens[d.cursor+1]
 	return isNextOnNewLine(curr, next)
 }
-
-const MatcherNameCtxKey = "matcher_name"

caddyconfig/caddyfile/dispenser_test.go

@@ -305,7 +305,7 @@ func TestDispenser_ArgErr_Err(t *testing.T) {
 		t.Errorf("Expected error message with custom message in it ('foobar'); got '%v'", err)
 	}
 
-	ErrBarIsFull := errors.New("bar is full")
+	var ErrBarIsFull = errors.New("bar is full")
 	bookingError := d.Errf("unable to reserve: %w", ErrBarIsFull)
 	if !errors.Is(bookingError, ErrBarIsFull) {
 		t.Errorf("Errf(): should be able to unwrap the error chain")

caddyconfig/caddyfile/formatter.go

@@ -17,7 +17,6 @@ package caddyfile
 import (
 	"bytes"
 	"io"
-	"slices"
 	"unicode"
 )
 
@@ -32,14 +31,6 @@ func Format(input []byte) []byte {
 	out := new(bytes.Buffer)
 	rdr := bytes.NewReader(input)
 
-	type heredocState int
-
-	const (
-		heredocClosed  heredocState = 0
-		heredocOpening heredocState = 1
-		heredocOpened  heredocState = 2
-	)
-
 	var (
 		last rune // the last character that was written to the result
 
@@ -56,13 +47,7 @@ func Format(input []byte) []byte {
 		quoted  bool // whether we're in a quoted segment
 		escaped bool // whether current char is escaped
 
-		heredoc              heredocState // whether we're in a heredoc
-		heredocEscaped       bool         // whether heredoc is escaped
-		heredocMarker        []rune
-		heredocClosingMarker []rune
-
-		nesting         int // indentation level
-		withinBackquote bool
+		nesting int // indentation level
 	)
 
 	write := func(ch rune) {
@@ -89,65 +74,6 @@ func Format(input []byte) []byte {
 			}
 			panic(err)
 		}
-		if ch == '`' {
-			withinBackquote = !withinBackquote
-		}
-
-		// detect whether we have the start of a heredoc
-		if !quoted && !(heredoc != heredocClosed || heredocEscaped) &&
-			space && last == '<' && ch == '<' {
-			write(ch)
-			heredoc = heredocOpening
-			space = false
-			continue
-		}
-
-		if heredoc == heredocOpening {
-			if ch == '\n' {
-				if len(heredocMarker) > 0 && heredocMarkerRegexp.MatchString(string(heredocMarker)) {
-					heredoc = heredocOpened
-				} else {
-					heredocMarker = nil
-					heredoc = heredocClosed
-					nextLine()
-					continue
-				}
-				write(ch)
-				continue
-			}
-			if unicode.IsSpace(ch) {
-				// a space means it's just a regular token and not a heredoc
-				heredocMarker = nil
-				heredoc = heredocClosed
-			} else {
-				heredocMarker = append(heredocMarker, ch)
-				write(ch)
-				continue
-			}
-		}
-		// if we're in a heredoc, all characters are read&write as-is
-		if heredoc == heredocOpened {
-			heredocClosingMarker = append(heredocClosingMarker, ch)
-			if len(heredocClosingMarker) > len(heredocMarker)+1 { // We assert that the heredocClosingMarker is followed by a unicode.Space
-				heredocClosingMarker = heredocClosingMarker[1:]
-			}
-			// check if we're done
-			if unicode.IsSpace(ch) && slices.Equal(heredocClosingMarker[:len(heredocClosingMarker)-1], heredocMarker) {
-				heredocMarker = nil
-				heredocClosingMarker = nil
-				heredoc = heredocClosed
-			} else {
-				write(ch)
-				if ch == '\n' {
-					heredocClosingMarker = heredocClosingMarker[:0]
-				}
-				continue
-			}
-		}
-
-		if last == '<' && space {
-			space = false
-		}
 
 		if comment {
 			if ch == '\n' {
@@ -172,9 +98,6 @@ func Format(input []byte) []byte {
 		}
 
 		if escaped {
-			if ch == '<' {
-				heredocEscaped = true
-			}
 			write(ch)
 			escaped = false
 			continue
@@ -194,7 +117,6 @@ func Format(input []byte) []byte {
 
 		if unicode.IsSpace(ch) {
 			space = true
-			heredocEscaped = false
 			if ch == '\n' {
 				newLines++
 			}
@@ -240,23 +162,14 @@ func Format(input []byte) []byte {
 		switch {
 		case ch == '{':
 			openBrace = true
+			openBraceWritten = false
 			openBraceSpace = spacePrior && !beginningOfLine
 			if openBraceSpace {
 				write(' ')
 			}
-			openBraceWritten = false
-			if withinBackquote {
-				write('{')
-				openBraceWritten = true
-				continue
-			}
 			continue
 
 		case ch == '}' && (spacePrior || !openBrace):
-			if withinBackquote {
-				write('}')
-				continue
-			}
 			if last != '\n' {
 				nextLine()
 			}
@@ -292,11 +205,6 @@ func Format(input []byte) []byte {
 			write('{')
 			openBraceWritten = true
 		}
-
-		if spacePrior && ch == '<' {
-			space = true
-		}
-
 		write(ch)
 
 		beginningOfLine = false

caddyconfig/caddyfile/formatter_test.go

@@ -364,86 +364,6 @@ block {
 }
 `,
 		},
-		{
-			description: "keep heredoc as-is",
-			input: `block {
-	heredoc <<HEREDOC
-	Here's more than one space       Here's more than one space
-	HEREDOC
-}
-`,
-			expect: `block {
-	heredoc <<HEREDOC
-	Here's more than one space       Here's more than one space
-	HEREDOC
-}
-`,
-		},
-		{
-			description: "Mixing heredoc with regular part",
-			input: `block {
-	heredoc <<HEREDOC
-	Here's more than one space       Here's more than one space
-	HEREDOC
-	respond "More than one space will be eaten"     200
-}
-
-block2 {
-	heredoc <<HEREDOC
-	Here's more than one space       Here's more than one space
-	HEREDOC
-	respond "More than one space will be eaten" 200
-}
-`,
-			expect: `block {
-	heredoc <<HEREDOC
-	Here's more than one space       Here's more than one space
-	HEREDOC
-	respond "More than one space will be eaten" 200
-}
-
-block2 {
-	heredoc <<HEREDOC
-	Here's more than one space       Here's more than one space
-	HEREDOC
-	respond "More than one space will be eaten" 200
-}
-`,
-		},
-		{
-			description: "Heredoc as regular token",
-			input: `block {
-	heredoc <<HEREDOC                                 "More than one space will be eaten"
-}
-`,
-			expect: `block {
-	heredoc <<HEREDOC "More than one space will be eaten"
-}
-`,
-		},
-		{
-			description: "Escape heredoc",
-			input: `block {
-	heredoc \<<HEREDOC
-	respond "More than one space will be eaten"                           200
-}
-`,
-			expect: `block {
-	heredoc \<<HEREDOC
-	respond "More than one space will be eaten" 200
-}
-`,
-		},
-		{
-			description: "Preserve braces wrapped by backquotes",
-			input:       "block {respond `All braces should remain: {{now | date \"2006\"}}`}",
-			expect:      "block {respond `All braces should remain: {{now | date \"2006\"}}`}",
-		},
-		{
-			description: "Preserve braces wrapped by quotes",
-			input:       "block {respond \"All braces should remain: {{now | date `2006`}}\"}",
-			expect:      "block {respond \"All braces should remain: {{now | date `2006`}}\"}",
-		},
 	} {
 		// the formatter should output a trailing newline,
 		// even if the tests aren't written to expect that

caddyconfig/caddyfile/importargs.go

@@ -52,13 +52,6 @@ func parseVariadic(token Token, argCount int) (bool, int, int) {
 		return false, 0, 0
 	}
 
-	// A valid token may contain several placeholders, and
-	// they may be separated by ":". It's not variadic.
-	// https://github.com/caddyserver/caddy/issues/5716
-	if strings.Contains(start, "}") || strings.Contains(end, "{") {
-		return false, 0, 0
-	}
-
 	var (
 		startIndex = 0
 		endIndex   = argCount

caddyconfig/caddyfile/importgraph.go

@@ -16,24 +16,23 @@ package caddyfile
 
 import (
 	"fmt"
-	"slices"
 )
 
 type adjacency map[string][]string
 
 type importGraph struct {
-	nodes map[string]struct{}
+	nodes map[string]bool
 	edges adjacency
 }
 
 func (i *importGraph) addNode(name string) {
 	if i.nodes == nil {
-		i.nodes = make(map[string]struct{})
+		i.nodes = make(map[string]bool)
 	}
 	if _, exists := i.nodes[name]; exists {
 		return
 	}
-	i.nodes[name] = struct{}{}
+	i.nodes[name] = true
 }
 
 func (i *importGraph) addNodes(names []string) {
@@ -67,7 +66,7 @@ func (i *importGraph) addEdge(from, to string) error {
 	}
 
 	if i.nodes == nil {
-		i.nodes = make(map[string]struct{})
+		i.nodes = make(map[string]bool)
 	}
 	if i.edges == nil {
 		i.edges = make(adjacency)
@@ -92,7 +91,12 @@ func (i *importGraph) areConnected(from, to string) bool {
 	if !ok {
 		return false
 	}
-	return slices.Contains(al, to)
+	for _, v := range al {
+		if v == to {
+			return true
+		}
+	}
+	return false
 }
 
 func (i *importGraph) willCycle(from, to string) bool {

caddyconfig/caddyfile/lexer.go

@@ -186,7 +186,7 @@ func (l *lexer) next() (bool, error) {
 			}
 
 			// check if we're done, i.e. that the last few characters are the marker
-			if len(val) >= len(heredocMarker) && heredocMarker == string(val[len(val)-len(heredocMarker):]) {
+			if len(val) > len(heredocMarker) && heredocMarker == string(val[len(val)-len(heredocMarker):]) {
 				// set the final value
 				val, err = l.finalizeHeredoc(val, heredocMarker)
 				if err != nil {
@@ -313,11 +313,6 @@ func (l *lexer) finalizeHeredoc(val []rune, marker string) ([]rune, error) {
 	// iterate over each line and strip the whitespace from the front
 	var out string
 	for lineNum, lineText := range lines[:len(lines)-1] {
-		if lineText == "" || lineText == "\r" {
-			out += "\n"
-			continue
-		}
-
 		// find an exact match for the padding
 		index := strings.Index(lineText, paddingToStrip)
 
@@ -340,8 +335,6 @@ func (l *lexer) finalizeHeredoc(val []rune, marker string) ([]rune, error) {
 	return []rune(out), nil
 }
 
-// Quoted returns true if the token was enclosed in quotes
-// (i.e. double quotes, backticks, or heredoc).
 func (t Token) Quoted() bool {
 	return t.wasQuoted > 0
 }
@@ -358,19 +351,6 @@ func (t Token) NumLineBreaks() int {
 	return lineBreaks
 }
 
-// Clone returns a deep copy of the token.
-func (t Token) Clone() Token {
-	return Token{
-		File:          t.File,
-		imports:       append([]string{}, t.imports...),
-		Line:          t.Line,
-		Text:          t.Text,
-		wasQuoted:     t.wasQuoted,
-		heredocMarker: t.heredocMarker,
-		snippetName:   t.snippetName,
-	}
-}
-
 var heredocMarkerRegexp = regexp.MustCompile("^[A-Za-z0-9_-]+$")
 
 // isNextOnNewLine tests whether t2 is on a different line from t1

caddyconfig/caddyfile/lexer_test.go

@@ -285,18 +285,6 @@ EOF same-line-arg
 		},
 		{
 			input: []byte(`heredoc <<EOF
-EOF
-	HERE same-line-arg
-	`),
-			expected: []Token{
-				{Line: 1, Text: `heredoc`},
-				{Line: 1, Text: ``},
-				{Line: 3, Text: `HERE`},
-				{Line: 3, Text: `same-line-arg`},
-			},
-		},
-		{
-			input: []byte(`heredoc <<EOF
 		EOF same-line-arg
 	`),
 			expected: []Token{
@@ -457,48 +445,6 @@ EOF
 			expectErr:    true,
 			errorMessage: "mismatched leading whitespace in heredoc <<EOF on line #2 [        content], expected whitespace [\t\t] to match the closing marker",
 		},
-		{
-			input: []byte(`heredoc <<EOF
-The next line is a blank line
-
-The previous line is a blank line
-EOF`),
-			expected: []Token{
-				{Line: 1, Text: "heredoc"},
-				{Line: 1, Text: "The next line is a blank line\n\nThe previous line is a blank line"},
-			},
-		},
-		{
-			input: []byte(`heredoc <<EOF
-	One tab indented heredoc with blank next line
-
-	One tab indented heredoc with blank previous line
-	EOF`),
-			expected: []Token{
-				{Line: 1, Text: "heredoc"},
-				{Line: 1, Text: "One tab indented heredoc with blank next line\n\nOne tab indented heredoc with blank previous line"},
-			},
-		},
-		{
-			input: []byte(`heredoc <<EOF
-The next line is a blank line with one tab
-	
-The previous line is a blank line with one tab
-EOF`),
-			expected: []Token{
-				{Line: 1, Text: "heredoc"},
-				{Line: 1, Text: "The next line is a blank line with one tab\n\t\nThe previous line is a blank line with one tab"},
-			},
-		},
-		{
-			input: []byte(`heredoc <<EOF
-		The next line is a blank line with one tab less than the correct indentation
-	
-		The previous line is a blank line with one tab less than the correct indentation
-		EOF`),
-			expectErr:    true,
-			errorMessage: "mismatched leading whitespace in heredoc <<EOF on line #3 [\t], expected whitespace [\t\t] to match the closing marker",
-		},
 	}
 
 	for i, testCase := range testCases {

caddyconfig/caddyfile/parse.go

@@ -50,7 +50,7 @@ func Parse(filename string, input []byte) ([]ServerBlock, error) {
 	p := parser{
 		Dispenser: NewDispenser(tokens),
 		importGraph: importGraph{
-			nodes: make(map[string]struct{}),
+			nodes: make(map[string]bool),
 			edges: make(adjacency),
 		},
 	}
@@ -160,14 +160,14 @@ func (p *parser) begin() error {
 	}
 
 	if ok, name := p.isNamedRoute(); ok {
+		// named routes only have one key, the route name
+		p.block.Keys = []string{name}
+		p.block.IsNamedRoute = true
+
 		// we just need a dummy leading token to ease parsing later
 		nameToken := p.Token()
 		nameToken.Text = name
 
-		// named routes only have one key, the route name
-		p.block.Keys = []Token{nameToken}
-		p.block.IsNamedRoute = true
-
 		// get all the tokens from the block, including the braces
 		tokens, err := p.blockTokens(true)
 		if err != nil {
@@ -211,16 +211,10 @@ func (p *parser) addresses() error {
 	var expectingAnother bool
 
 	for {
-		value := p.Val()
-		token := p.Token()
+		tkn := p.Val()
 
-		// Reject request matchers if trying to define them globally
-		if strings.HasPrefix(value, "@") {
-			return p.Errf("request matchers may not be defined globally, they must be in a site block; found %s", value)
-		}
-
-		// Special case: import directive replaces tokens during parse-time
-		if value == "import" && p.isNewLine() {
+		// special case: import directive replaces tokens during parse-time
+		if tkn == "import" && p.isNewLine() {
 			err := p.doImport(0)
 			if err != nil {
 				return err
@@ -229,9 +223,9 @@ func (p *parser) addresses() error {
 		}
 
 		// Open brace definitely indicates end of addresses
-		if value == "{" {
+		if tkn == "{" {
 			if expectingAnother {
-				return p.Errf("Expected another address but had '%s' - check for extra comma", value)
+				return p.Errf("Expected another address but had '%s' - check for extra comma", tkn)
 			}
 			// Mark this server block as being defined with braces.
 			// This is used to provide a better error message when
@@ -243,15 +237,15 @@ func (p *parser) addresses() error {
 		}
 
 		// Users commonly forget to place a space between the address and the '{'
-		if strings.HasSuffix(value, "{") {
-			return p.Errf("Site addresses cannot end with a curly brace: '%s' - put a space between the token and the brace", value)
+		if strings.HasSuffix(tkn, "{") {
+			return p.Errf("Site addresses cannot end with a curly brace: '%s' - put a space between the token and the brace", tkn)
 		}
 
-		if value != "" { // empty token possible if user typed ""
+		if tkn != "" { // empty token possible if user typed ""
 			// Trailing comma indicates another address will follow, which
 			// may possibly be on the next line
-			if value[len(value)-1] == ',' {
-				value = value[:len(value)-1]
+			if tkn[len(tkn)-1] == ',' {
+				tkn = tkn[:len(tkn)-1]
 				expectingAnother = true
 			} else {
 				expectingAnother = false // but we may still see another one on this line
@@ -260,17 +254,11 @@ func (p *parser) addresses() error {
 			// If there's a comma here, it's probably because they didn't use a space
 			// between their two domains, e.g. "foo.com,bar.com", which would not be
 			// parsed as two separate site addresses.
-			if strings.Contains(value, ",") {
-				return p.Errf("Site addresses cannot contain a comma ',': '%s' - put a space after the comma to separate site addresses", value)
+			if strings.Contains(tkn, ",") {
+				return p.Errf("Site addresses cannot contain a comma ',': '%s' - put a space after the comma to separate site addresses", tkn)
 			}
 
-			// After the above, a comma surrounded by spaces would result
-			// in an empty token which we should ignore
-			if value != "" {
-				// Add the token as a site address
-				token.Text = value
-				p.block.Keys = append(p.block.Keys, token)
-			}
+			p.block.Keys = append(p.block.Keys, tkn)
 		}
 
 		// Advance token and possibly break out of loop or return error
@@ -369,45 +357,9 @@ func (p *parser) doImport(nesting int) error {
 	// set up a replacer for non-variadic args replacement
 	repl := makeArgsReplacer(args)
 
-	// grab all the tokens (if it exists) from within a block that follows the import
-	var blockTokens []Token
-	for currentNesting := p.Nesting(); p.NextBlock(currentNesting); {
-		blockTokens = append(blockTokens, p.Token())
-	}
-	// initialize with size 1
-	blockMapping := make(map[string][]Token, 1)
-	if len(blockTokens) > 0 {
-		// use such tokens to create a new dispenser, and then use it to parse each block
-		bd := NewDispenser(blockTokens)
-		for bd.Next() {
-			// see if we can grab a key
-			var currentMappingKey string
-			if bd.Val() == "{" {
-				return p.Err("anonymous blocks are not supported")
-			}
-			currentMappingKey = bd.Val()
-			currentMappingTokens := []Token{}
-			// read all args until end of line / {
-			if bd.NextArg() {
-				currentMappingTokens = append(currentMappingTokens, bd.Token())
-				for bd.NextArg() {
-					currentMappingTokens = append(currentMappingTokens, bd.Token())
-				}
-				// TODO(elee1766): we don't enter another mapping here because it's annoying to extract the { and } properly.
-				// maybe someone can do that in the future
-			} else {
-				// attempt to enter a block and add tokens to the currentMappingTokens
-				for mappingNesting := bd.Nesting(); bd.NextBlock(mappingNesting); {
-					currentMappingTokens = append(currentMappingTokens, bd.Token())
-				}
-			}
-			blockMapping[currentMappingKey] = currentMappingTokens
-		}
-	}
-
 	// splice out the import directive and its arguments
 	// (2 tokens, plus the length of args)
-	tokensBefore := p.tokens[:p.cursor-1-len(args)-len(blockTokens)]
+	tokensBefore := p.tokens[:p.cursor-1-len(args)]
 	tokensAfter := p.tokens[p.cursor+1:]
 	var importedTokens []Token
 	var nodes []string
@@ -423,7 +375,7 @@ func (p *parser) doImport(nesting int) error {
 		// make path relative to the file of the _token_ being processed rather
 		// than current working directory (issue #867) and then use glob to get
 		// list of matching filenames
-		absFile, err := caddy.FastAbs(p.Dispenser.File())
+		absFile, err := filepath.Abs(p.Dispenser.File())
 		if err != nil {
 			return p.Errf("Failed to get absolute path of file: %s: %v", p.Dispenser.File(), err)
 		}
@@ -441,6 +393,7 @@ func (p *parser) doImport(nesting int) error {
 			return p.Errf("Glob pattern may only contain one wildcard (*), but has others: %s", globPattern)
 		}
 		matches, err = filepath.Glob(globPattern)
+
 		if err != nil {
 			return p.Errf("Failed to use import pattern %s: %v", importPattern, err)
 		}
@@ -536,33 +489,6 @@ func (p *parser) doImport(nesting int) error {
 				maybeSnippet = false
 			}
 		}
-		// if it is {block}, we substitute with all tokens in the block
-		// if it is {blocks.*}, we substitute with the tokens in the mapping for the *
-		var skip bool
-		var tokensToAdd []Token
-		switch {
-		case token.Text == "{block}":
-			tokensToAdd = blockTokens
-		case strings.HasPrefix(token.Text, "{blocks.") && strings.HasSuffix(token.Text, "}"):
-			// {blocks.foo.bar} will be extracted to key `foo.bar`
-			blockKey := strings.TrimPrefix(strings.TrimSuffix(token.Text, "}"), "{blocks.")
-			val, ok := blockMapping[blockKey]
-			if ok {
-				tokensToAdd = val
-			}
-		default:
-			skip = true
-		}
-		if !skip {
-			if len(tokensToAdd) == 0 {
-				// if there is no content in the snippet block, don't do any replacement
-				// this allows snippets which contained {block}/{block.*} before this change to continue functioning as normal
-				tokensCopy = append(tokensCopy, token)
-			} else {
-				tokensCopy = append(tokensCopy, tokensToAdd...)
-			}
-			continue
-		}
 
 		if maybeSnippet {
 			tokensCopy = append(tokensCopy, token)
@@ -584,7 +510,7 @@ func (p *parser) doImport(nesting int) error {
 	// splice the imported tokens in the place of the import statement
 	// and rewind cursor so Next() will land on first imported token
 	p.tokens = append(tokensBefore, append(tokensCopy, tokensAfter...)...)
-	p.cursor -= len(args) + len(blockTokens) + 1
+	p.cursor -= len(args) + 1
 
 	return nil
 }
@@ -622,7 +548,7 @@ func (p *parser) doSingleImport(importFile string) ([]Token, error) {
 
 	// Tack the file path onto these tokens so errors show the imported file's name
 	// (we use full, absolute path to avoid bugs: issue #1892)
-	filename, err := caddy.FastAbs(importFile)
+	filename, err := filepath.Abs(importFile)
 	if err != nil {
 		return nil, p.Errf("Failed to get absolute path of file: %s: %v", importFile, err)
 	}
@@ -711,8 +637,8 @@ func (p *parser) closeCurlyBrace() error {
 func (p *parser) isNamedRoute() (bool, string) {
 	keys := p.block.Keys
 	// A named route block is a single key with parens, prefixed with &.
-	if len(keys) == 1 && strings.HasPrefix(keys[0].Text, "&(") && strings.HasSuffix(keys[0].Text, ")") {
-		return true, strings.TrimSuffix(keys[0].Text[2:], ")")
+	if len(keys) == 1 && strings.HasPrefix(keys[0], "&(") && strings.HasSuffix(keys[0], ")") {
+		return true, strings.TrimSuffix(keys[0][2:], ")")
 	}
 	return false, ""
 }
@@ -720,8 +646,8 @@ func (p *parser) isNamedRoute() (bool, string) {
 func (p *parser) isSnippet() (bool, string) {
 	keys := p.block.Keys
 	// A snippet block is a single key with parens. Nothing else qualifies.
-	if len(keys) == 1 && strings.HasPrefix(keys[0].Text, "(") && strings.HasSuffix(keys[0].Text, ")") {
-		return true, strings.TrimSuffix(keys[0].Text[1:], ")")
+	if len(keys) == 1 && strings.HasPrefix(keys[0], "(") && strings.HasSuffix(keys[0], ")") {
+		return true, strings.TrimSuffix(keys[0][1:], ")")
 	}
 	return false, ""
 }
@@ -765,19 +691,11 @@ func (p *parser) blockTokens(retainCurlies bool) ([]Token, error) {
 // grouped by segments.
 type ServerBlock struct {
 	HasBraces    bool
-	Keys         []Token
+	Keys         []string
 	Segments     []Segment
 	IsNamedRoute bool
 }
 
-func (sb ServerBlock) GetKeysText() []string {
-	res := []string{}
-	for _, k := range sb.Keys {
-		res = append(res, k.Text)
-	}
-	return res
-}
-
 // DispenseDirective returns a dispenser that contains
 // all the tokens in the server block.
 func (sb ServerBlock) DispenseDirective(dir string) *Dispenser {

caddyconfig/caddyfile/parse_test.go

@@ -22,7 +22,7 @@ import (
 )
 
 func TestParseVariadic(t *testing.T) {
-	args := make([]string, 10)
+	var args = make([]string, 10)
 	for i, tc := range []struct {
 		input  string
 		result bool
@@ -91,10 +91,6 @@ func TestParseVariadic(t *testing.T) {
 			input:  "{args[0:10]}",
 			result: true,
 		},
-		{
-			input:  "{args[0]}:{args[1]}:{args[2]}",
-			result: false,
-		},
 	} {
 		token := Token{
 			File: "test",
@@ -111,6 +107,7 @@ func TestAllTokens(t *testing.T) {
 	input := []byte("a b c\nd e")
 	expected := []string{"a", "b", "c", "d", "e"}
 	tokens, err := allTokens("TestAllTokens", input)
+
 	if err != nil {
 		t.Fatalf("Expected no error, got %v", err)
 	}
@@ -148,11 +145,10 @@ func TestParseOneAndImport(t *testing.T) {
 			"localhost",
 		}, []int{1}},
 
-		{
-			`localhost:1234
+		{`localhost:1234
 		  dir1 foo bar`, false, []string{
-				"localhost:1234",
-			}, []int{3},
+			"localhost:1234",
+		}, []int{3},
 		},
 
 		{`localhost {
@@ -347,7 +343,7 @@ func TestParseOneAndImport(t *testing.T) {
 				i, len(test.keys), len(result.Keys))
 			continue
 		}
-		for j, addr := range result.GetKeysText() {
+		for j, addr := range result.Keys {
 			if addr != test.keys[j] {
 				t.Errorf("Test %d, key %d: Expected '%s', but was '%s'",
 					i, j, test.keys[j], addr)
@@ -379,9 +375,8 @@ func TestRecursiveImport(t *testing.T) {
 	}
 
 	isExpected := func(got ServerBlock) bool {
-		textKeys := got.GetKeysText()
-		if len(textKeys) != 1 || textKeys[0] != "localhost" {
-			t.Errorf("got keys unexpected: expect localhost, got %v", textKeys)
+		if len(got.Keys) != 1 || got.Keys[0] != "localhost" {
+			t.Errorf("got keys unexpected: expect localhost, got %v", got.Keys)
 			return false
 		}
 		if len(got.Segments) != 2 {
@@ -408,13 +403,13 @@ func TestRecursiveImport(t *testing.T) {
 	err = os.WriteFile(recursiveFile1, []byte(
 		`localhost
 		dir1
-		import recursive_import_test2`), 0o644)
+		import recursive_import_test2`), 0644)
 	if err != nil {
 		t.Fatal(err)
 	}
 	defer os.Remove(recursiveFile1)
 
-	err = os.WriteFile(recursiveFile2, []byte("dir2 1"), 0o644)
+	err = os.WriteFile(recursiveFile2, []byte("dir2 1"), 0644)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -442,7 +437,7 @@ func TestRecursiveImport(t *testing.T) {
 	err = os.WriteFile(recursiveFile1, []byte(
 		`localhost
 		dir1
-		import `+recursiveFile2), 0o644)
+		import `+recursiveFile2), 0644)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -475,9 +470,8 @@ func TestDirectiveImport(t *testing.T) {
 	}
 
 	isExpected := func(got ServerBlock) bool {
-		textKeys := got.GetKeysText()
-		if len(textKeys) != 1 || textKeys[0] != "localhost" {
-			t.Errorf("got keys unexpected: expect localhost, got %v", textKeys)
+		if len(got.Keys) != 1 || got.Keys[0] != "localhost" {
+			t.Errorf("got keys unexpected: expect localhost, got %v", got.Keys)
 			return false
 		}
 		if len(got.Segments) != 2 {
@@ -497,7 +491,7 @@ func TestDirectiveImport(t *testing.T) {
 	}
 
 	err = os.WriteFile(directiveFile, []byte(`prop1 1
-	prop2 2`), 0o644)
+	prop2 2`), 0644)
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -555,10 +549,6 @@ func TestParseAll(t *testing.T) {
 			{"localhost:1234", "http://host2"},
 		}},
 
-		{`foo.example.com   ,   example.com`, false, [][]string{
-			{"foo.example.com", "example.com"},
-		}},
-
 		{`localhost:1234, http://host2,`, true, [][]string{}},
 
 		{`http://host1.com, http://host2.com {
@@ -618,11 +608,11 @@ func TestParseAll(t *testing.T) {
 		}
 		for j, block := range blocks {
 			if len(block.Keys) != len(test.keys[j]) {
-				t.Errorf("Test %d: Expected %d keys in block %d, got %d: %v",
-					i, len(test.keys[j]), j, len(block.Keys), block.Keys)
+				t.Errorf("Test %d: Expected %d keys in block %d, got %d",
+					i, len(test.keys[j]), j, len(block.Keys))
 				continue
 			}
-			for k, addr := range block.GetKeysText() {
+			for k, addr := range block.Keys {
 				if addr != test.keys[j][k] {
 					t.Errorf("Test %d, block %d, key %d: Expected '%s', but got '%s'",
 						i, j, k, test.keys[j][k], addr)
@@ -775,7 +765,7 @@ func TestSnippets(t *testing.T) {
 	if len(blocks) != 1 {
 		t.Fatalf("Expect exactly one server block. Got %d.", len(blocks))
 	}
-	if actual, expected := blocks[0].GetKeysText()[0], "http://example.com"; expected != actual {
+	if actual, expected := blocks[0].Keys[0], "http://example.com"; expected != actual {
 		t.Errorf("Expected server name to be '%s' but was '%s'", expected, actual)
 	}
 	if len(blocks[0].Segments) != 2 {
@@ -807,7 +797,7 @@ func TestImportedFilesIgnoreNonDirectiveImportTokens(t *testing.T) {
 	fileName := writeStringToTempFileOrDie(t, `
 		http://example.com {
 			# This isn't an import directive, it's just an arg with value 'import'
-			basic_auth / import password
+			basicauth / import password
 		}
 	`)
 	// Parse the root file that imports the other one.
@@ -818,12 +808,12 @@ func TestImportedFilesIgnoreNonDirectiveImportTokens(t *testing.T) {
 	}
 	auth := blocks[0].Segments[0]
 	line := auth[0].Text + " " + auth[1].Text + " " + auth[2].Text + " " + auth[3].Text
-	if line != "basic_auth / import password" {
+	if line != "basicauth / import password" {
 		// Previously, it would be changed to:
-		//   basic_auth / import /path/to/test/dir/password
+		//   basicauth / import /path/to/test/dir/password
 		// referencing a file that (probably) doesn't exist and changing the
 		// password!
-		t.Errorf("Expected basic_auth tokens to be 'basic_auth / import password' but got %#q", line)
+		t.Errorf("Expected basicauth tokens to be 'basicauth / import password' but got %#q", line)
 	}
 }
 
@@ -850,7 +840,7 @@ func TestSnippetAcrossMultipleFiles(t *testing.T) {
 	if len(blocks) != 1 {
 		t.Fatalf("Expect exactly one server block. Got %d.", len(blocks))
 	}
-	if actual, expected := blocks[0].GetKeysText()[0], "http://example.com"; expected != actual {
+	if actual, expected := blocks[0].Keys[0], "http://example.com"; expected != actual {
 		t.Errorf("Expected server name to be '%s' but was '%s'", expected, actual)
 	}
 	if len(blocks[0].Segments) != 1 {
@@ -861,29 +851,6 @@ func TestSnippetAcrossMultipleFiles(t *testing.T) {
 	}
 }
 
-func TestRejectsGlobalMatcher(t *testing.T) {
-	p := testParser(`
-		@rejected path /foo
-
-		(common) {
-			gzip foo
-			errors stderr
-		}
-
-		http://example.com {
-			import common
-		}
-	`)
-	_, err := p.parseAll()
-	if err == nil {
-		t.Fatal("Expected an error, but got nil")
-	}
-	expected := "request matchers may not be defined globally, they must be in a site block; found @rejected, at Testfile:2"
-	if err.Error() != expected {
-		t.Errorf("Expected error to be '%s' but got '%v'", expected, err)
-	}
-}
-
 func testParser(input string) parser {
 	return parser{Dispenser: NewTestDispenser(input)}
 }

caddyconfig/httpcaddyfile/addresses.go

@@ -31,7 +31,7 @@ import (
 	"github.com/caddyserver/caddy/v2/modules/caddyhttp"
 )
 
-// mapAddressToProtocolToServerBlocks returns a map of listener address to list of server
+// mapAddressToServerBlocks returns a map of listener address to list of server
 // blocks that will be served on that address. To do this, each server block is
 // expanded so that each one is considered individually, although keys of a
 // server block that share the same address stay grouped together so the config
@@ -77,15 +77,10 @@ import (
 // repetition may be undesirable, so call consolidateAddrMappings() to map
 // multiple addresses to the same lists of server blocks (a many:many mapping).
 // (Doing this is essentially a map-reduce technique.)
-func (st *ServerType) mapAddressToProtocolToServerBlocks(originalServerBlocks []serverBlock,
+func (st *ServerType) mapAddressToServerBlocks(originalServerBlocks []serverBlock,
 	options map[string]any,
-) (map[string]map[string][]serverBlock, error) {
-	addrToProtocolToServerBlocks := map[string]map[string][]serverBlock{}
-
-	type keyWithParsedKey struct {
-		key       caddyfile.Token
-		parsedKey Address
-	}
+) (map[string][]serverBlock, error) {
+	sbmap := make(map[string][]serverBlock)
 
 	for i, sblock := range originalServerBlocks {
 		// within a server block, we need to map all the listener addresses
@@ -93,48 +88,27 @@ func (st *ServerType) mapAddressToProtocolToServerBlocks(originalServerBlocks []
 		// will be served by them; this has the effect of treating each
 		// key of a server block as its own, but without having to repeat its
 		// contents in cases where multiple keys really can be served together
-		addrToProtocolToKeyWithParsedKeys := map[string]map[string][]keyWithParsedKey{}
+		addrToKeys := make(map[string][]string)
 		for j, key := range sblock.block.Keys {
-			parsedKey, err := ParseAddress(key.Text)
-			if err != nil {
-				return nil, fmt.Errorf("parsing key: %v", err)
-			}
-			parsedKey = parsedKey.Normalize()
-
 			// a key can have multiple listener addresses if there are multiple
 			// arguments to the 'bind' directive (although they will all have
 			// the same port, since the port is defined by the key or is implicit
 			// through automatic HTTPS)
-			listeners, err := st.listenersForServerBlockAddress(sblock, parsedKey, options)
+			addrs, err := st.listenerAddrsForServerBlockKey(sblock, key, options)
 			if err != nil {
-				return nil, fmt.Errorf("server block %d, key %d (%s): determining listener address: %v", i, j, key.Text, err)
+				return nil, fmt.Errorf("server block %d, key %d (%s): determining listener address: %v", i, j, key, err)
 			}
 
-			// associate this key with its protocols and each listener address served with them
-			kwpk := keyWithParsedKey{key, parsedKey}
-			for addr, protocols := range listeners {
-				protocolToKeyWithParsedKeys, ok := addrToProtocolToKeyWithParsedKeys[addr]
-				if !ok {
-					protocolToKeyWithParsedKeys = map[string][]keyWithParsedKey{}
-					addrToProtocolToKeyWithParsedKeys[addr] = protocolToKeyWithParsedKeys
-				}
-
-				// an empty protocol indicates the default, a nil or empty value in the ListenProtocols array
-				if len(protocols) == 0 {
-					protocols[""] = struct{}{}
-				}
-				for prot := range protocols {
-					protocolToKeyWithParsedKeys[prot] = append(
-						protocolToKeyWithParsedKeys[prot],
-						kwpk)
-				}
+			// associate this key with each listener address it is served on
+			for _, addr := range addrs {
+				addrToKeys[addr] = append(addrToKeys[addr], key)
 			}
 		}
 
 		// make a slice of the map keys so we can iterate in sorted order
-		addrs := make([]string, 0, len(addrToProtocolToKeyWithParsedKeys))
-		for addr := range addrToProtocolToKeyWithParsedKeys {
-			addrs = append(addrs, addr)
+		addrs := make([]string, 0, len(addrToKeys))
+		for k := range addrToKeys {
+			addrs = append(addrs, k)
 		}
 		sort.Strings(addrs)
 
@@ -144,132 +118,85 @@ func (st *ServerType) mapAddressToProtocolToServerBlocks(originalServerBlocks []
 		// server block are only the ones which use the address; but
 		// the contents (tokens) are of course the same
 		for _, addr := range addrs {
-			protocolToKeyWithParsedKeys := addrToProtocolToKeyWithParsedKeys[addr]
-
-			prots := make([]string, 0, len(protocolToKeyWithParsedKeys))
-			for prot := range protocolToKeyWithParsedKeys {
-				prots = append(prots, prot)
-			}
-			sort.Strings(prots)
-
-			protocolToServerBlocks, ok := addrToProtocolToServerBlocks[addr]
-			if !ok {
-				protocolToServerBlocks = map[string][]serverBlock{}
-				addrToProtocolToServerBlocks[addr] = protocolToServerBlocks
-			}
-
-			for _, prot := range prots {
-				keyWithParsedKeys := protocolToKeyWithParsedKeys[prot]
-
-				keys := make([]caddyfile.Token, len(keyWithParsedKeys))
-				parsedKeys := make([]Address, len(keyWithParsedKeys))
-
-				for k, keyWithParsedKey := range keyWithParsedKeys {
-					keys[k] = keyWithParsedKey.key
-					parsedKeys[k] = keyWithParsedKey.parsedKey
+			keys := addrToKeys[addr]
+			// parse keys so that we only have to do it once
+			parsedKeys := make([]Address, 0, len(keys))
+			for _, key := range keys {
+				addr, err := ParseAddress(key)
+				if err != nil {
+					return nil, fmt.Errorf("parsing key '%s': %v", key, err)
 				}
-
-				protocolToServerBlocks[prot] = append(protocolToServerBlocks[prot], serverBlock{
-					block: caddyfile.ServerBlock{
-						Keys:     keys,
-						Segments: sblock.block.Segments,
-					},
-					pile:       sblock.pile,
-					parsedKeys: parsedKeys,
-				})
+				parsedKeys = append(parsedKeys, addr.Normalize())
 			}
-		}
-	}
-
-	return addrToProtocolToServerBlocks, nil
-}
-
-// consolidateAddrMappings eliminates repetition of identical server blocks in a mapping of
-// single listener addresses to protocols to lists of server blocks. Since multiple addresses
-// may serve multiple protocols to identical sites (server block contents), this function turns
-// a 1:many mapping into a many:many mapping. Server block contents (tokens) must be
-// exactly identical so that reflect.DeepEqual returns true in order for the addresses to be combined.
-// Identical entries are deleted from the addrToServerBlocks map. Essentially, each pairing (each
-// association from multiple addresses to multiple server blocks; i.e. each element of
-// the returned slice) becomes a server definition in the output JSON.
-func (st *ServerType) consolidateAddrMappings(addrToProtocolToServerBlocks map[string]map[string][]serverBlock) []sbAddrAssociation {
-	sbaddrs := make([]sbAddrAssociation, 0, len(addrToProtocolToServerBlocks))
-
-	addrs := make([]string, 0, len(addrToProtocolToServerBlocks))
-	for addr := range addrToProtocolToServerBlocks {
-		addrs = append(addrs, addr)
-	}
-	sort.Strings(addrs)
-
-	for _, addr := range addrs {
-		protocolToServerBlocks := addrToProtocolToServerBlocks[addr]
-
-		prots := make([]string, 0, len(protocolToServerBlocks))
-		for prot := range protocolToServerBlocks {
-			prots = append(prots, prot)
-		}
-		sort.Strings(prots)
-
-		for _, prot := range prots {
-			serverBlocks := protocolToServerBlocks[prot]
-
-			// now find other addresses that map to identical
-			// server blocks and add them to our map of listener
-			// addresses and protocols, while removing them from
-			// the original map
-			listeners := map[string]map[string]struct{}{}
-
-			for otherAddr, otherProtocolToServerBlocks := range addrToProtocolToServerBlocks {
-				for otherProt, otherServerBlocks := range otherProtocolToServerBlocks {
-					if addr == otherAddr && prot == otherProt || reflect.DeepEqual(serverBlocks, otherServerBlocks) {
-						listener, ok := listeners[otherAddr]
-						if !ok {
-							listener = map[string]struct{}{}
-							listeners[otherAddr] = listener
-						}
-						listener[otherProt] = struct{}{}
-						delete(otherProtocolToServerBlocks, otherProt)
-					}
-				}
-			}
-
-			addresses := make([]string, 0, len(listeners))
-			for lnAddr := range listeners {
-				addresses = append(addresses, lnAddr)
-			}
-			sort.Strings(addresses)
-
-			addressesWithProtocols := make([]addressWithProtocols, 0, len(listeners))
-
-			for _, lnAddr := range addresses {
-				lnProts := listeners[lnAddr]
-				prots := make([]string, 0, len(lnProts))
-				for prot := range lnProts {
-					prots = append(prots, prot)
-				}
-				sort.Strings(prots)
-
-				addressesWithProtocols = append(addressesWithProtocols, addressWithProtocols{
-					address:   lnAddr,
-					protocols: prots,
-				})
-			}
-
-			sbaddrs = append(sbaddrs, sbAddrAssociation{
-				addressesWithProtocols: addressesWithProtocols,
-				serverBlocks:           serverBlocks,
+			sbmap[addr] = append(sbmap[addr], serverBlock{
+				block: caddyfile.ServerBlock{
+					Keys:     keys,
+					Segments: sblock.block.Segments,
+				},
+				pile: sblock.pile,
+				keys: parsedKeys,
 			})
 		}
 	}
 
+	return sbmap, nil
+}
+
+// consolidateAddrMappings eliminates repetition of identical server blocks in a mapping of
+// single listener addresses to lists of server blocks. Since multiple addresses may serve
+// identical sites (server block contents), this function turns a 1:many mapping into a
+// many:many mapping. Server block contents (tokens) must be exactly identical so that
+// reflect.DeepEqual returns true in order for the addresses to be combined. Identical
+// entries are deleted from the addrToServerBlocks map. Essentially, each pairing (each
+// association from multiple addresses to multiple server blocks; i.e. each element of
+// the returned slice) becomes a server definition in the output JSON.
+func (st *ServerType) consolidateAddrMappings(addrToServerBlocks map[string][]serverBlock) []sbAddrAssociation {
+	sbaddrs := make([]sbAddrAssociation, 0, len(addrToServerBlocks))
+	for addr, sblocks := range addrToServerBlocks {
+		// we start with knowing that at least this address
+		// maps to these server blocks
+		a := sbAddrAssociation{
+			addresses:    []string{addr},
+			serverBlocks: sblocks,
+		}
+
+		// now find other addresses that map to identical
+		// server blocks and add them to our list of
+		// addresses, while removing them from the map
+		for otherAddr, otherSblocks := range addrToServerBlocks {
+			if addr == otherAddr {
+				continue
+			}
+			if reflect.DeepEqual(sblocks, otherSblocks) {
+				a.addresses = append(a.addresses, otherAddr)
+				delete(addrToServerBlocks, otherAddr)
+			}
+		}
+		sort.Strings(a.addresses)
+
+		sbaddrs = append(sbaddrs, a)
+	}
+
+	// sort them by their first address (we know there will always be at least one)
+	// to avoid problems with non-deterministic ordering (makes tests flaky)
+	sort.Slice(sbaddrs, func(i, j int) bool {
+		return sbaddrs[i].addresses[0] < sbaddrs[j].addresses[0]
+	})
+
 	return sbaddrs
 }
 
-// listenersForServerBlockAddress essentially converts the Caddyfile site addresses to a map from
-// Caddy listener addresses and the protocols to serve them with to the parsed address for each server block.
-func (st *ServerType) listenersForServerBlockAddress(sblock serverBlock, addr Address,
+// listenerAddrsForServerBlockKey essentially converts the Caddyfile
+// site addresses to Caddy listener addresses for each server block.
+func (st *ServerType) listenerAddrsForServerBlockKey(sblock serverBlock, key string,
 	options map[string]any,
-) (map[string]map[string]struct{}, error) {
+) ([]string, error) {
+	addr, err := ParseAddress(key)
+	if err != nil {
+		return nil, fmt.Errorf("parsing key: %v", err)
+	}
+	addr = addr.Normalize()
+
 	switch addr.Scheme {
 	case "wss":
 		return nil, fmt.Errorf("the scheme wss:// is only supported in browsers; use https:// instead")
@@ -303,58 +230,55 @@ func (st *ServerType) listenersForServerBlockAddress(sblock serverBlock, addr Ad
 
 	// error if scheme and port combination violate convention
 	if (addr.Scheme == "http" && lnPort == httpsPort) || (addr.Scheme == "https" && lnPort == httpPort) {
-		return nil, fmt.Errorf("[%s] scheme and port violate convention", addr.String())
+		return nil, fmt.Errorf("[%s] scheme and port violate convention", key)
 	}
 
-	// the bind directive specifies hosts (and potentially network), and the protocols to serve them with, but is optional
-	lnCfgVals := make([]addressesWithProtocols, 0, len(sblock.pile["bind"]))
+	// the bind directive specifies hosts (and potentially network), but is optional
+	lnHosts := make([]string, 0, len(sblock.pile["bind"]))
 	for _, cfgVal := range sblock.pile["bind"] {
-		if val, ok := cfgVal.Value.(addressesWithProtocols); ok {
-			lnCfgVals = append(lnCfgVals, val)
-		}
+		lnHosts = append(lnHosts, cfgVal.Value.([]string)...)
 	}
-	if len(lnCfgVals) == 0 {
-		if defaultBindValues, ok := options["default_bind"].([]ConfigValue); ok {
-			for _, defaultBindValue := range defaultBindValues {
-				lnCfgVals = append(lnCfgVals, defaultBindValue.Value.(addressesWithProtocols))
-			}
+	if len(lnHosts) == 0 {
+		if defaultBind, ok := options["default_bind"].([]string); ok {
+			lnHosts = defaultBind
 		} else {
-			lnCfgVals = []addressesWithProtocols{{
-				addresses: []string{""},
-				protocols: nil,
-			}}
+			lnHosts = []string{""}
 		}
 	}
 
 	// use a map to prevent duplication
-	listeners := map[string]map[string]struct{}{}
-	for _, lnCfgVal := range lnCfgVals {
-		for _, lnAddr := range lnCfgVal.addresses {
-			lnNetw, lnHost, _, err := caddy.SplitNetworkAddress(lnAddr)
-			if err != nil {
-				return nil, fmt.Errorf("splitting listener address: %v", err)
-			}
-			networkAddr, err := caddy.ParseNetworkAddress(caddy.JoinNetworkAddress(lnNetw, lnHost, lnPort))
-			if err != nil {
-				return nil, fmt.Errorf("parsing network address: %v", err)
-			}
-			if _, ok := listeners[addr.String()]; !ok {
-				listeners[networkAddr.String()] = map[string]struct{}{}
-			}
-			for _, protocol := range lnCfgVal.protocols {
-				listeners[networkAddr.String()][protocol] = struct{}{}
-			}
+	listeners := make(map[string]struct{})
+	for _, lnHost := range lnHosts {
+		// normally we would simply append the port,
+		// but if lnHost is IPv6, we need to ensure it
+		// is enclosed in [ ]; net.JoinHostPort does
+		// this for us, but lnHost might also have a
+		// network type in front (e.g. "tcp/") leading
+		// to "[tcp/::1]" which causes parsing failures
+		// later; what we need is "tcp/[::1]", so we have
+		// to split the network and host, then re-combine
+		network, host, ok := strings.Cut(lnHost, "/")
+		if !ok {
+			host = network
+			network = ""
 		}
+		host = strings.Trim(host, "[]") // IPv6
+		networkAddr := caddy.JoinNetworkAddress(network, host, lnPort)
+		addr, err := caddy.ParseNetworkAddress(networkAddr)
+		if err != nil {
+			return nil, fmt.Errorf("parsing network address: %v", err)
+		}
+		listeners[addr.String()] = struct{}{}
 	}
 
-	return listeners, nil
-}
+	// now turn map into list
+	listenersList := make([]string, 0, len(listeners))
+	for lnStr := range listeners {
+		listenersList = append(listenersList, lnStr)
+	}
+	sort.Strings(listenersList)
 
-// addressesWithProtocols associates a list of listen addresses
-// with a list of protocols to serve them with
-type addressesWithProtocols struct {
-	addresses []string
-	protocols []string
+	return listenersList, nil
 }
 
 // Address represents a site address. It contains

caddyconfig/httpcaddyfile/builtins_test.go

@@ -25,12 +25,11 @@ func TestLogDirectiveSyntax(t *testing.T) {
 		{
 			input: `:8080 {
 				log {
-					core mock
 					output file foo.log
 				}
 			}
 			`,
-			output:      `{"logging":{"logs":{"default":{"exclude":["http.log.access.log0"]},"log0":{"writer":{"filename":"foo.log","output":"file"},"core":{"module":"mock"},"include":["http.log.access.log0"]}}},"apps":{"http":{"servers":{"srv0":{"listen":[":8080"],"logs":{"default_logger_name":"log0"}}}}}}`,
+			output:      `{"logging":{"logs":{"default":{"exclude":["http.log.access.log0"]},"log0":{"writer":{"filename":"foo.log","output":"file"},"include":["http.log.access.log0"]}}},"apps":{"http":{"servers":{"srv0":{"listen":[":8080"],"logs":{"default_logger_name":"log0"}}}}}}`,
 			expectError: false,
 		},
 		{
@@ -54,26 +53,11 @@ func TestLogDirectiveSyntax(t *testing.T) {
 		{
 			input: `:8080 {
 				log name-override {
-					core mock
 					output file foo.log
 				}
 			}
 			`,
-			output:      `{"logging":{"logs":{"default":{"exclude":["http.log.access.name-override"]},"name-override":{"writer":{"filename":"foo.log","output":"file"},"core":{"module":"mock"},"include":["http.log.access.name-override"]}}},"apps":{"http":{"servers":{"srv0":{"listen":[":8080"],"logs":{"default_logger_name":"name-override"}}}}}}`,
-			expectError: false,
-		},
-		{
-			input: `:8080 {
-				log {
-					sampling {
-						interval 2
-						first 3
-						thereafter 4
-					}
-				}
-			}
-			`,
-			output:      `{"logging":{"logs":{"default":{"exclude":["http.log.access.log0"]},"log0":{"sampling":{"interval":2,"first":3,"thereafter":4},"include":["http.log.access.log0"]}}},"apps":{"http":{"servers":{"srv0":{"listen":[":8080"],"logs":{"default_logger_name":"log0"}}}}}}`,
+			output:      `{"logging":{"logs":{"default":{"exclude":["http.log.access.name-override"]},"name-override":{"writer":{"filename":"foo.log","output":"file"},"include":["http.log.access.name-override"]}}},"apps":{"http":{"servers":{"srv0":{"listen":[":8080"],"logs":{"default_logger_name":"name-override"}}}}}}`,
 			expectError: false,
 		},
 	} {

caddyconfig/httpcaddyfile/directives.go

@@ -17,7 +17,6 @@ package httpcaddyfile
 import (
 	"encoding/json"
 	"net"
-	"slices"
 	"sort"
 	"strconv"
 	"strings"
@@ -28,33 +27,22 @@ import (
 	"github.com/caddyserver/caddy/v2/modules/caddyhttp"
 )
 
-// defaultDirectiveOrder specifies the default order
-// to apply directives in HTTP routes. This must only
-// consist of directives that are included in Caddy's
-// standard distribution.
+// directiveOrder specifies the order
+// to apply directives in HTTP routes.
 //
-// e.g. The 'root' directive goes near the start in
-// case rewrites or redirects depend on existence of
-// files, i.e. the file matcher, which must know the
-// root first.
+// The root directive goes first in case rewrites or
+// redirects depend on existence of files, i.e. the
+// file matcher, which must know the root first.
 //
-// e.g. The 'header' directive goes before 'redir' so
-// that headers can be manipulated before doing redirects.
-//
-// e.g. The 'respond' directive is near the end because it
-// writes a response and terminates the middleware chain.
-var defaultDirectiveOrder = []string{
+// The header directive goes second so that headers
+// can be manipulated before doing redirects.
+var directiveOrder = []string{
 	"tracing",
 
-	// set variables that may be used by other directives
 	"map",
 	"vars",
-	"fs",
 	"root",
-	"log_append",
-	"skip_log", // TODO: deprecated, renamed to log_skip
-	"log_skip",
-	"log_name",
+	"skip_log",
 
 	"header",
 	"copy_response_headers", // only in reverse_proxy's handle_response
@@ -69,13 +57,11 @@ var defaultDirectiveOrder = []string{
 	"try_files",
 
 	// middleware handlers; some wrap responses
-	"basicauth", // TODO: deprecated, renamed to basic_auth
-	"basic_auth",
+	"basicauth",
 	"forward_auth",
 	"request_header",
 	"encode",
 	"push",
-	"intercept",
 	"templates",
 
 	// special routing & dispatching directives
@@ -96,10 +82,16 @@ var defaultDirectiveOrder = []string{
 	"acme_server",
 }
 
-// directiveOrder specifies the order to apply directives
-// in HTTP routes, after being modified by either the
-// plugins or by the user via the "order" global option.
-var directiveOrder = defaultDirectiveOrder
+// directiveIsOrdered returns true if dir is
+// a known, ordered (sorted) directive.
+func directiveIsOrdered(dir string) bool {
+	for _, d := range directiveOrder {
+		if d == dir {
+			return true
+		}
+	}
+	return false
+}
 
 // RegisterDirective registers a unique directive dir with an
 // associated unmarshaling (setup) function. When directive dir
@@ -136,53 +128,6 @@ func RegisterHandlerDirective(dir string, setupFunc UnmarshalHandlerFunc) {
 	})
 }
 
-// RegisterDirectiveOrder registers the default order for a
-// directive from a plugin.
-//
-// This is useful when a plugin has a well-understood place
-// it should run in the middleware pipeline, and it allows
-// users to avoid having to define the order themselves.
-//
-// The directive dir may be placed in the position relative
-// to ('before' or 'after') a directive included in Caddy's
-// standard distribution. It cannot be relative to another
-// plugin's directive.
-//
-// EXPERIMENTAL: This API may change or be removed.
-func RegisterDirectiveOrder(dir string, position Positional, standardDir string) {
-	// check if directive was already ordered
-	if slices.Contains(directiveOrder, dir) {
-		panic("directive '" + dir + "' already ordered")
-	}
-
-	if position != Before && position != After {
-		panic("the 2nd argument must be either 'before' or 'after', got '" + position + "'")
-	}
-
-	// check if directive exists in standard distribution, since
-	// we can't allow plugins to depend on one another; we can't
-	// guarantee the order that plugins are loaded in.
-	foundStandardDir := slices.Contains(defaultDirectiveOrder, standardDir)
-	if !foundStandardDir {
-		panic("the 3rd argument '" + standardDir + "' must be a directive that exists in the standard distribution of Caddy")
-	}
-
-	// insert directive into proper position
-	newOrder := directiveOrder
-	for i, d := range newOrder {
-		if d != standardDir {
-			continue
-		}
-		if position == Before {
-			newOrder = append(newOrder[:i], append([]string{dir}, newOrder[i:]...)...)
-		} else if position == After {
-			newOrder = append(newOrder[:i+1], append([]string{dir}, newOrder[i+1:]...)...)
-		}
-		break
-	}
-	directiveOrder = newOrder
-}
-
 // RegisterGlobalOption registers a unique global option opt with
 // an associated unmarshaling (setup) function. When the global
 // option opt is encountered in a Caddyfile, setupFunc will be
@@ -325,6 +270,12 @@ func (h Helper) GroupRoutes(vals []ConfigValue) {
 	}
 }
 
+// NewBindAddresses returns config values relevant to adding
+// listener bind addresses to the config.
+func (h Helper) NewBindAddresses(addrs []string) []ConfigValue {
+	return []ConfigValue{{Class: "bind", Value: addrs}}
+}
+
 // WithDispenser returns a new instance based on d. All others Helper
 // fields are copied, so typically maps are shared with this new instance.
 func (h Helper) WithDispenser(d *caddyfile.Dispenser) Helper {
@@ -516,9 +467,9 @@ func sortRoutes(routes []ConfigValue) {
 // a "pile" of config values, keyed by class name,
 // as well as its parsed keys for convenience.
 type serverBlock struct {
-	block      caddyfile.ServerBlock
-	pile       map[string][]ConfigValue // config values obtained from directives
-	parsedKeys []Address
+	block caddyfile.ServerBlock
+	pile  map[string][]ConfigValue // config values obtained from directives
+	keys  []Address
 }
 
 // hostsFromKeys returns a list of all the non-empty hostnames found in
@@ -535,7 +486,7 @@ type serverBlock struct {
 func (sb serverBlock) hostsFromKeys(loggerMode bool) []string {
 	// ensure each entry in our list is unique
 	hostMap := make(map[string]struct{})
-	for _, addr := range sb.parsedKeys {
+	for _, addr := range sb.keys {
 		if addr.Host == "" {
 			if !loggerMode {
 				// server block contains a key like ":443", i.e. the host portion
@@ -567,7 +518,7 @@ func (sb serverBlock) hostsFromKeys(loggerMode bool) []string {
 func (sb serverBlock) hostsFromKeysNotHTTP(httpPort string) []string {
 	// ensure each entry in our list is unique
 	hostMap := make(map[string]struct{})
-	for _, addr := range sb.parsedKeys {
+	for _, addr := range sb.keys {
 		if addr.Host == "" {
 			continue
 		}
@@ -588,29 +539,25 @@ func (sb serverBlock) hostsFromKeysNotHTTP(httpPort string) []string {
 // hasHostCatchAllKey returns true if sb has a key that
 // omits a host portion, i.e. it "catches all" hosts.
 func (sb serverBlock) hasHostCatchAllKey() bool {
-	return slices.ContainsFunc(sb.parsedKeys, func(addr Address) bool {
-		return addr.Host == ""
-	})
+	for _, addr := range sb.keys {
+		if addr.Host == "" {
+			return true
+		}
+	}
+	return false
 }
 
 // isAllHTTP returns true if all sb keys explicitly specify
 // the http:// scheme
 func (sb serverBlock) isAllHTTP() bool {
-	return !slices.ContainsFunc(sb.parsedKeys, func(addr Address) bool {
-		return addr.Scheme != "http"
-	})
+	for _, addr := range sb.keys {
+		if addr.Scheme != "http" {
+			return false
+		}
+	}
+	return true
 }
 
-// Positional are the supported modes for ordering directives.
-type Positional string
-
-const (
-	Before Positional = "before"
-	After  Positional = "after"
-	First  Positional = "first"
-	Last   Positional = "last"
-)
-
 type (
 	// UnmarshalFunc is a function which can unmarshal Caddyfile
 	// tokens into zero or more config values using a Helper type.

caddyconfig/httpcaddyfile/directives_test.go

@@ -31,23 +31,20 @@ func TestHostsFromKeys(t *testing.T) {
 			[]Address{
 				{Original: ":2015", Port: "2015"},
 			},
-			[]string{},
-			[]string{},
+			[]string{}, []string{},
 		},
 		{
 			[]Address{
 				{Original: ":443", Port: "443"},
 			},
-			[]string{},
-			[]string{},
+			[]string{}, []string{},
 		},
 		{
 			[]Address{
 				{Original: "foo", Host: "foo"},
 				{Original: ":2015", Port: "2015"},
 			},
-			[]string{},
-			[]string{"foo"},
+			[]string{}, []string{"foo"},
 		},
 		{
 			[]Address{
@@ -78,7 +75,7 @@ func TestHostsFromKeys(t *testing.T) {
 			[]string{"example.com:2015"},
 		},
 	} {
-		sb := serverBlock{parsedKeys: tc.keys}
+		sb := serverBlock{keys: tc.keys}
 
 		// test in normal mode
 		actual := sb.hostsFromKeys(false)

caddyconfig/httpcaddyfile/httptype.go

@@ -15,17 +15,15 @@
 package httpcaddyfile
 
 import (
-	"cmp"
 	"encoding/json"
 	"fmt"
-	"net"
 	"reflect"
-	"slices"
 	"sort"
 	"strconv"
 	"strings"
 
 	"go.uber.org/zap"
+	"golang.org/x/exp/slices"
 
 	"github.com/caddyserver/caddy/v2"
 	"github.com/caddyserver/caddy/v2/caddyconfig"
@@ -66,11 +64,8 @@ func (st ServerType) Setup(
 	originalServerBlocks := make([]serverBlock, 0, len(inputServerBlocks))
 	for _, sblock := range inputServerBlocks {
 		for j, k := range sblock.Keys {
-			if j == 0 && strings.HasPrefix(k.Text, "@") {
-				return nil, warnings, fmt.Errorf("%s:%d: cannot define a matcher outside of a site block: '%s'", k.File, k.Line, k.Text)
-			}
-			if _, ok := registeredDirectives[k.Text]; ok {
-				return nil, warnings, fmt.Errorf("%s:%d: parsed '%s' as a site address, but it is a known directive; directives must appear in a site block", k.File, k.Line, k.Text)
+			if j == 0 && strings.HasPrefix(k, "@") {
+				return nil, warnings, fmt.Errorf("cannot define a matcher outside of a site block: '%s'", k)
 			}
 		}
 		originalServerBlocks = append(originalServerBlocks, serverBlock{
@@ -172,7 +167,7 @@ func (st ServerType) Setup(
 	}
 
 	// map
-	sbmap, err := st.mapAddressToProtocolToServerBlocks(originalServerBlocks, options)
+	sbmap, err := st.mapAddressToServerBlocks(originalServerBlocks, options)
 	if err != nil {
 		return nil, warnings, err
 	}
@@ -187,25 +182,12 @@ func (st ServerType) Setup(
 		return nil, warnings, err
 	}
 
-	// hoist the metrics config from per-server to global
-	metrics, _ := options["metrics"].(*caddyhttp.Metrics)
-	for _, s := range servers {
-		if s.Metrics != nil {
-			metrics = cmp.Or(metrics, &caddyhttp.Metrics{})
-			metrics = &caddyhttp.Metrics{
-				PerHost: metrics.PerHost || s.Metrics.PerHost,
-			}
-			s.Metrics = nil // we don't need it anymore
-		}
-	}
-
 	// now that each server is configured, make the HTTP app
 	httpApp := caddyhttp.App{
 		HTTPPort:      tryInt(options["http_port"], &warnings),
 		HTTPSPort:     tryInt(options["https_port"], &warnings),
 		GracePeriod:   tryDuration(options["grace_period"], &warnings),
 		ShutdownDelay: tryDuration(options["shutdown_delay"], &warnings),
-		Metrics:       metrics,
 		Servers:       servers,
 	}
 
@@ -288,12 +270,6 @@ func (st ServerType) Setup(
 	if !reflect.DeepEqual(pkiApp, &caddypki.PKI{CAs: make(map[string]*caddypki.CA)}) {
 		cfg.AppsRaw["pki"] = caddyconfig.JSON(pkiApp, &warnings)
 	}
-	if filesystems, ok := options["filesystem"].(caddy.Module); ok {
-		cfg.AppsRaw["caddy.filesystems"] = caddyconfig.JSON(
-			filesystems,
-			&warnings)
-	}
-
 	if storageCvtr, ok := options["storage"].(caddy.StorageConverter); ok {
 		cfg.StorageRaw = caddyconfig.JSONModuleObject(storageCvtr,
 			"module",
@@ -303,6 +279,7 @@ func (st ServerType) Setup(
 	if adminConfig, ok := options["admin"].(*caddy.AdminConfig); ok && adminConfig != nil {
 		cfg.Admin = adminConfig
 	}
+
 	if pc, ok := options["persist_config"].(string); ok && pc == "off" {
 		if cfg.Admin == nil {
 			cfg.Admin = new(caddy.AdminConfig)
@@ -350,7 +327,7 @@ func (st ServerType) Setup(
 
 				// avoid duplicates by sorting + compacting
 				sort.Strings(defaultLog.Exclude)
-				defaultLog.Exclude = slices.Compact(defaultLog.Exclude)
+				defaultLog.Exclude = slices.Compact[[]string, string](defaultLog.Exclude)
 			}
 		}
 		// we may have not actually added anything, so remove if empty
@@ -416,20 +393,6 @@ func (ServerType) evaluateGlobalOptionsBlock(serverBlocks []serverBlock, options
 			options[opt] = append(existingOpts, logOpts...)
 			continue
 		}
-		// Also fold multiple "default_bind" options together into an
-		// array so that server blocks can have multiple binds by default.
-		if opt == "default_bind" {
-			existingOpts, ok := options[opt].([]ConfigValue)
-			if !ok {
-				existingOpts = []ConfigValue{}
-			}
-			defaultBindOpts, ok := val.([]ConfigValue)
-			if !ok {
-				return nil, fmt.Errorf("unexpected type from 'default_bind' global options: %T", val)
-			}
-			options[opt] = append(existingOpts, defaultBindOpts...)
-			continue
-		}
 
 		options[opt] = val
 	}
@@ -521,7 +484,7 @@ func (ServerType) extractNamedRoutes(
 			route.HandlersRaw = []json.RawMessage{caddyconfig.JSONModuleObject(handler, "handler", subroute.CaddyModule().ID.Name(), h.warnings)}
 		}
 
-		namedRoutes[sb.block.GetKeysText()[0]] = &route
+		namedRoutes[sb.block.Keys[0]] = &route
 	}
 	options["named_routes"] = namedRoutes
 
@@ -548,8 +511,8 @@ func (st *ServerType) serversFromPairings(
 	if hsp, ok := options["https_port"].(int); ok {
 		httpsPort = strconv.Itoa(hsp)
 	}
-	autoHTTPS := []string{}
-	if ah, ok := options["auto_https"].([]string); ok {
+	autoHTTPS := "on"
+	if ah, ok := options["auto_https"].(string); ok {
 		autoHTTPS = ah
 	}
 
@@ -559,79 +522,33 @@ func (st *ServerType) serversFromPairings(
 		// address), otherwise their routes will improperly be added
 		// to the same server (see issue #4635)
 		for j, sblock1 := range p.serverBlocks {
-			for _, key := range sblock1.block.GetKeysText() {
+			for _, key := range sblock1.block.Keys {
 				for k, sblock2 := range p.serverBlocks {
 					if k == j {
 						continue
 					}
-					if slices.Contains(sblock2.block.GetKeysText(), key) {
+					if sliceContains(sblock2.block.Keys, key) {
 						return nil, fmt.Errorf("ambiguous site definition: %s", key)
 					}
 				}
 			}
 		}
 
-		var (
-			addresses []string
-			protocols [][]string
-		)
-
-		for _, addressWithProtocols := range p.addressesWithProtocols {
-			addresses = append(addresses, addressWithProtocols.address)
-			protocols = append(protocols, addressWithProtocols.protocols)
-		}
-
 		srv := &caddyhttp.Server{
-			Listen:          addresses,
-			ListenProtocols: protocols,
-		}
-
-		// remove srv.ListenProtocols[j] if it only contains the default protocols
-		for j, lnProtocols := range srv.ListenProtocols {
-			srv.ListenProtocols[j] = nil
-			for _, lnProtocol := range lnProtocols {
-				if lnProtocol != "" {
-					srv.ListenProtocols[j] = lnProtocols
-					break
-				}
-			}
-		}
-
-		// remove srv.ListenProtocols if it only contains the default protocols for all listen addresses
-		listenProtocols := srv.ListenProtocols
-		srv.ListenProtocols = nil
-		for _, lnProtocols := range listenProtocols {
-			if lnProtocols != nil {
-				srv.ListenProtocols = listenProtocols
-				break
-			}
+			Listen: p.addresses,
 		}
 
 		// handle the auto_https global option
-		for _, val := range autoHTTPS {
-			switch val {
+		if autoHTTPS != "on" {
+			srv.AutoHTTPS = new(caddyhttp.AutoHTTPSConfig)
+			switch autoHTTPS {
 			case "off":
-				if srv.AutoHTTPS == nil {
-					srv.AutoHTTPS = new(caddyhttp.AutoHTTPSConfig)
-				}
 				srv.AutoHTTPS.Disabled = true
-
 			case "disable_redirects":
-				if srv.AutoHTTPS == nil {
-					srv.AutoHTTPS = new(caddyhttp.AutoHTTPSConfig)
-				}
 				srv.AutoHTTPS.DisableRedir = true
-
 			case "disable_certs":
-				if srv.AutoHTTPS == nil {
-					srv.AutoHTTPS = new(caddyhttp.AutoHTTPSConfig)
-				}
 				srv.AutoHTTPS.DisableCerts = true
-
 			case "ignore_loaded_certs":
-				if srv.AutoHTTPS == nil {
-					srv.AutoHTTPS = new(caddyhttp.AutoHTTPSConfig)
-				}
 				srv.AutoHTTPS.IgnoreLoadedCerts = true
 			}
 		}
@@ -640,7 +557,7 @@ func (st *ServerType) serversFromPairings(
 		// See ParseAddress() where parsing should later reject paths
 		// See https://github.com/caddyserver/caddy/pull/4728 for a full explanation
 		for _, sblock := range p.serverBlocks {
-			for _, addr := range sblock.parsedKeys {
+			for _, addr := range sblock.keys {
 				if addr.Path != "" {
 					caddy.Log().Named("caddyfile").Warn("Using a path in a site address is deprecated; please use the 'handle' directive instead", zap.String("address", addr.String()))
 				}
@@ -658,7 +575,7 @@ func (st *ServerType) serversFromPairings(
 			var iLongestPath, jLongestPath string
 			var iLongestHost, jLongestHost string
 			var iWildcardHost, jWildcardHost bool
-			for _, addr := range p.serverBlocks[i].parsedKeys {
+			for _, addr := range p.serverBlocks[i].keys {
 				if strings.Contains(addr.Host, "*") || addr.Host == "" {
 					iWildcardHost = true
 				}
@@ -669,7 +586,7 @@ func (st *ServerType) serversFromPairings(
 					iLongestPath = addr.Path
 				}
 			}
-			for _, addr := range p.serverBlocks[j].parsedKeys {
+			for _, addr := range p.serverBlocks[j].keys {
 				if strings.Contains(addr.Host, "*") || addr.Host == "" {
 					jWildcardHost = true
 				}
@@ -701,7 +618,7 @@ func (st *ServerType) serversFromPairings(
 		})
 
 		var hasCatchAllTLSConnPolicy, addressQualifiesForTLS bool
-		autoHTTPSWillAddConnPolicy := srv.AutoHTTPS == nil || !srv.AutoHTTPS.Disabled
+		autoHTTPSWillAddConnPolicy := autoHTTPS != "off"
 
 		// if needed, the ServerLogConfig is initialized beforehand so
 		// that all server blocks can populate it with data, even when not
@@ -747,14 +664,6 @@ func (st *ServerType) serversFromPairings(
 				}
 			}
 
-			// collect hosts that are forced to be automated
-			forceAutomatedNames := make(map[string]struct{})
-			if _, ok := sblock.pile["tls.force_automate"]; ok {
-				for _, host := range hosts {
-					forceAutomatedNames[host] = struct{}{}
-				}
-			}
-
 			// tls: connection policies
 			if cpVals, ok := sblock.pile["tls.connection_policy"]; ok {
 				// tls connection policies
@@ -785,21 +694,15 @@ func (st *ServerType) serversFromPairings(
 						cp.FallbackSNI = fallbackSNI
 					}
 
-					// only append this policy if it actually changes something,
-					// or if the configuration explicitly automates certs for
-					// these names (this is necessary to hoist a connection policy
-					// above one that may manually load a wildcard cert that would
-					// otherwise clobber the automated one; the code that appends
-					// policies that manually load certs comes later, so they're
-					// lower in the list)
-					if !cp.SettingsEmpty() || mapContains(forceAutomatedNames, hosts) {
+					// only append this policy if it actually changes something
+					if !cp.SettingsEmpty() {
 						srv.TLSConnPolicies = append(srv.TLSConnPolicies, cp)
 						hasCatchAllTLSConnPolicy = len(hosts) == 0
 					}
 				}
 			}
 
-			for _, addr := range sblock.parsedKeys {
+			for _, addr := range sblock.keys {
 				// if server only uses HTTP port, auto-HTTPS will not apply
 				if listenersUseAnyPortOtherThan(srv.Listen, httpPort) {
 					// exclude any hosts that were defined explicitly with "http://"
@@ -808,7 +711,7 @@ func (st *ServerType) serversFromPairings(
 						if srv.AutoHTTPS == nil {
 							srv.AutoHTTPS = new(caddyhttp.AutoHTTPSConfig)
 						}
-						if !slices.Contains(srv.AutoHTTPS.Skip, addr.Host) {
+						if !sliceContains(srv.AutoHTTPS.Skip, addr.Host) {
 							srv.AutoHTTPS.Skip = append(srv.AutoHTTPS.Skip, addr.Host)
 						}
 					}
@@ -822,7 +725,7 @@ func (st *ServerType) serversFromPairings(
 				// https://caddy.community/t/making-sense-of-auto-https-and-why-disabling-it-still-serves-https-instead-of-http/9761
 				createdTLSConnPolicies, ok := sblock.pile["tls.connection_policy"]
 				hasTLSEnabled := (ok && len(createdTLSConnPolicies) > 0) ||
-					(addr.Host != "" && srv.AutoHTTPS != nil && !slices.Contains(srv.AutoHTTPS.Skip, addr.Host))
+					(addr.Host != "" && srv.AutoHTTPS != nil && !sliceContains(srv.AutoHTTPS.Skip, addr.Host))
 
 				// we'll need to remember if the address qualifies for auto-HTTPS, so we
 				// can add a TLS conn policy if necessary
@@ -830,7 +733,6 @@ func (st *ServerType) serversFromPairings(
 					(addr.Scheme != "http" && addr.Port != httpPort && hasTLSEnabled) {
 					addressQualifiesForTLS = true
 				}
-
 				// predict whether auto-HTTPS will add the conn policy for us; if so, we
 				// may not need to add one for this server
 				autoHTTPSWillAddConnPolicy = autoHTTPSWillAddConnPolicy &&
@@ -866,19 +768,10 @@ func (st *ServerType) serversFromPairings(
 				if srv.Errors == nil {
 					srv.Errors = new(caddyhttp.HTTPErrorConfig)
 				}
-				sort.SliceStable(errorSubrouteVals, func(i, j int) bool {
-					sri, srj := errorSubrouteVals[i].Value.(*caddyhttp.Subroute), errorSubrouteVals[j].Value.(*caddyhttp.Subroute)
-					if len(sri.Routes[0].MatcherSetsRaw) == 0 && len(srj.Routes[0].MatcherSetsRaw) != 0 {
-						return false
-					}
-					return true
-				})
-				errorsSubroute := &caddyhttp.Subroute{}
 				for _, val := range errorSubrouteVals {
 					sr := val.Value.(*caddyhttp.Subroute)
-					errorsSubroute.Routes = append(errorsSubroute.Routes, sr.Routes...)
+					srv.Errors.Routes = appendSubrouteToRouteList(srv.Errors.Routes, sr, matcherSetsEnc, p, warnings)
 				}
-				srv.Errors.Routes = appendSubrouteToRouteList(srv.Errors.Routes, errorsSubroute, matcherSetsEnc, p, warnings)
 			}
 
 			// add log associations
@@ -886,15 +779,6 @@ func (st *ServerType) serversFromPairings(
 			sblockLogHosts := sblock.hostsFromKeys(true)
 			for _, cval := range sblock.pile["custom_log"] {
 				ncl := cval.Value.(namedCustomLog)
-
-				// if `no_hostname` is set, then this logger will not
-				// be associated with any of the site block's hostnames,
-				// and only be usable via the `log_name` directive
-				// or the `access_logger_names` variable
-				if ncl.noHostname {
-					continue
-				}
-
 				if sblock.hasHostCatchAllKey() && len(ncl.hostnames) == 0 {
 					// all requests for hosts not able to be listed should use
 					// this log because it's a catch-all-hosts server block
@@ -903,22 +787,17 @@ func (st *ServerType) serversFromPairings(
 					// if the logger overrides the hostnames, map that to the logger name
 					for _, h := range ncl.hostnames {
 						if srv.Logs.LoggerNames == nil {
-							srv.Logs.LoggerNames = make(map[string]caddyhttp.StringArray)
+							srv.Logs.LoggerNames = make(map[string]string)
 						}
-						srv.Logs.LoggerNames[h] = append(srv.Logs.LoggerNames[h], ncl.name)
+						srv.Logs.LoggerNames[h] = ncl.name
 					}
 				} else {
 					// otherwise, map each host to the logger name
 					for _, h := range sblockLogHosts {
-						// strip the port from the host, if any
-						host, _, err := net.SplitHostPort(h)
-						if err != nil {
-							host = h
-						}
 						if srv.Logs.LoggerNames == nil {
-							srv.Logs.LoggerNames = make(map[string]caddyhttp.StringArray)
+							srv.Logs.LoggerNames = make(map[string]string)
 						}
-						srv.Logs.LoggerNames[host] = append(srv.Logs.LoggerNames[host], ncl.name)
+						srv.Logs.LoggerNames[h] = ncl.name
 					}
 				}
 			}
@@ -935,11 +814,6 @@ func (st *ServerType) serversFromPairings(
 			}
 		}
 
-		// sort for deterministic JSON output
-		if srv.Logs != nil {
-			slices.Sort(srv.Logs.SkipHosts)
-		}
-
 		// a server cannot (natively) serve both HTTP and HTTPS at the
 		// same time, so make sure the configuration isn't in conflict
 		err := detectConflictingSchemes(srv, p.serverBlocks, options)
@@ -962,10 +836,7 @@ func (st *ServerType) serversFromPairings(
 		if addressQualifiesForTLS &&
 			!hasCatchAllTLSConnPolicy &&
 			(len(srv.TLSConnPolicies) > 0 || !autoHTTPSWillAddConnPolicy || defaultSNI != "" || fallbackSNI != "") {
-			srv.TLSConnPolicies = append(srv.TLSConnPolicies, &caddytls.ConnectionPolicy{
-				DefaultSNI:  defaultSNI,
-				FallbackSNI: fallbackSNI,
-			})
+			srv.TLSConnPolicies = append(srv.TLSConnPolicies, &caddytls.ConnectionPolicy{DefaultSNI: defaultSNI, FallbackSNI: fallbackSNI})
 		}
 
 		// tidy things up a bit
@@ -978,7 +849,8 @@ func (st *ServerType) serversFromPairings(
 		servers[fmt.Sprintf("srv%d", i)] = srv
 	}
 
-	if err := applyServerOptions(servers, options, warnings); err != nil {
+	err := applyServerOptions(servers, options, warnings)
+	if err != nil {
 		return nil, fmt.Errorf("applying global server options: %v", err)
 	}
 
@@ -1023,7 +895,7 @@ func detectConflictingSchemes(srv *caddyhttp.Server, serverBlocks []serverBlock,
 	}
 
 	for _, sblock := range serverBlocks {
-		for _, addr := range sblock.parsedKeys {
+		for _, addr := range sblock.keys {
 			if addr.Scheme == "http" || addr.Port == httpPort {
 				if err := checkAndSetHTTP(addr); err != nil {
 					return err
@@ -1061,40 +933,11 @@ func consolidateConnPolicies(cps caddytls.ConnectionPolicies) (caddytls.Connecti
 
 			// if they're exactly equal in every way, just keep one of them
 			if reflect.DeepEqual(cps[i], cps[j]) {
-				cps = slices.Delete(cps, j, j+1)
+				cps = append(cps[:j], cps[j+1:]...)
 				i--
 				break
 			}
 
-			// as a special case, if there are adjacent TLS conn policies that are identical except
-			// by their matchers, and the matchers are specifically just ServerName ("sni") matchers
-			// (by far the most common), we can combine them into a single policy
-			if i == j-1 && len(cps[i].MatchersRaw) == 1 && len(cps[j].MatchersRaw) == 1 {
-				if iSNIMatcherJSON, ok := cps[i].MatchersRaw["sni"]; ok {
-					if jSNIMatcherJSON, ok := cps[j].MatchersRaw["sni"]; ok {
-						// position of policies and the matcher criteria check out; if settings are
-						// the same, then we can combine the policies; we have to unmarshal and
-						// remarshal the matchers though
-						if cps[i].SettingsEqual(*cps[j]) {
-							var iSNIMatcher caddytls.MatchServerName
-							if err := json.Unmarshal(iSNIMatcherJSON, &iSNIMatcher); err == nil {
-								var jSNIMatcher caddytls.MatchServerName
-								if err := json.Unmarshal(jSNIMatcherJSON, &jSNIMatcher); err == nil {
-									iSNIMatcher = append(iSNIMatcher, jSNIMatcher...)
-									cps[i].MatchersRaw["sni"], err = json.Marshal(iSNIMatcher)
-									if err != nil {
-										return nil, fmt.Errorf("recombining SNI matchers: %v", err)
-									}
-									cps = slices.Delete(cps, j, j+1)
-									i--
-									break
-								}
-							}
-						}
-					}
-				}
-			}
-
 			// if they have the same matcher, try to reconcile each field: either they must
 			// be identical, or we have to be able to combine them safely
 			if reflect.DeepEqual(cps[i].MatchersRaw, cps[j].MatchersRaw) {
@@ -1128,12 +971,6 @@ func consolidateConnPolicies(cps caddytls.ConnectionPolicies) (caddytls.Connecti
 					return nil, fmt.Errorf("two policies with same match criteria have conflicting default SNI: %s vs. %s",
 						cps[i].DefaultSNI, cps[j].DefaultSNI)
 				}
-				if cps[i].FallbackSNI != "" &&
-					cps[j].FallbackSNI != "" &&
-					cps[i].FallbackSNI != cps[j].FallbackSNI {
-					return nil, fmt.Errorf("two policies with same match criteria have conflicting fallback SNI: %s vs. %s",
-						cps[i].FallbackSNI, cps[j].FallbackSNI)
-				}
 				if cps[i].ProtocolMin != "" &&
 					cps[j].ProtocolMin != "" &&
 					cps[i].ProtocolMin != cps[j].ProtocolMin {
@@ -1174,9 +1011,6 @@ func consolidateConnPolicies(cps caddytls.ConnectionPolicies) (caddytls.Connecti
 				if cps[i].DefaultSNI == "" && cps[j].DefaultSNI != "" {
 					cps[i].DefaultSNI = cps[j].DefaultSNI
 				}
-				if cps[i].FallbackSNI == "" && cps[j].FallbackSNI != "" {
-					cps[i].FallbackSNI = cps[j].FallbackSNI
-				}
 				if cps[i].ProtocolMin == "" && cps[j].ProtocolMin != "" {
 					cps[i].ProtocolMin = cps[j].ProtocolMin
 				}
@@ -1190,19 +1024,18 @@ func consolidateConnPolicies(cps caddytls.ConnectionPolicies) (caddytls.Connecti
 				} else if cps[i].CertSelection != nil && cps[j].CertSelection != nil {
 					// if both have one, then combine AnyTag
 					for _, tag := range cps[j].CertSelection.AnyTag {
-						if !slices.Contains(cps[i].CertSelection.AnyTag, tag) {
+						if !sliceContains(cps[i].CertSelection.AnyTag, tag) {
 							cps[i].CertSelection.AnyTag = append(cps[i].CertSelection.AnyTag, tag)
 						}
 					}
 				}
 
-				cps = slices.Delete(cps, j, j+1)
+				cps = append(cps[:j], cps[j+1:]...)
 				i--
 				break
 			}
 		}
 	}
-
 	return cps, nil
 }
 
@@ -1274,7 +1107,7 @@ func appendSubrouteToRouteList(routeList caddyhttp.RouteList,
 func buildSubroute(routes []ConfigValue, groupCounter counter, needsSorting bool) (*caddyhttp.Subroute, error) {
 	if needsSorting {
 		for _, val := range routes {
-			if !slices.Contains(directiveOrder, val.directive) {
+			if !directiveIsOrdered(val.directive) {
 				return nil, fmt.Errorf("directive '%s' is not an ordered HTTP handler, so it cannot be used here - try placing within a route block or using the order global option", val.directive)
 			}
 		}
@@ -1421,24 +1254,19 @@ func matcherSetFromMatcherToken(
 	if tkn.Text == "*" {
 		// match all requests == no matchers, so nothing to do
 		return nil, true, nil
-	}
-
-	// convenient way to specify a single path match
-	if strings.HasPrefix(tkn.Text, "/") {
+	} else if strings.HasPrefix(tkn.Text, "/") {
+		// convenient way to specify a single path match
 		return caddy.ModuleMap{
 			"path": caddyconfig.JSON(caddyhttp.MatchPath{tkn.Text}, warnings),
 		}, true, nil
-	}
-
-	// pre-defined matcher
-	if strings.HasPrefix(tkn.Text, matcherPrefix) {
+	} else if strings.HasPrefix(tkn.Text, matcherPrefix) {
+		// pre-defined matcher
 		m, ok := matcherDefs[tkn.Text]
 		if !ok {
 			return nil, false, fmt.Errorf("unrecognized matcher name: %+v", tkn.Text)
 		}
 		return m, true, nil
 	}
-
 	return nil, false, nil
 }
 
@@ -1452,7 +1280,7 @@ func (st *ServerType) compileEncodedMatcherSets(sblock serverBlock) ([]caddy.Mod
 	var matcherPairs []*hostPathPair
 
 	var catchAllHosts bool
-	for _, addr := range sblock.parsedKeys {
+	for _, addr := range sblock.keys {
 		// choose a matcher pair that should be shared by this
 		// server block; if none exists yet, create one
 		var chosenMatcherPair *hostPathPair
@@ -1484,16 +1312,25 @@ func (st *ServerType) compileEncodedMatcherSets(sblock serverBlock) ([]caddy.Mod
 
 		// add this server block's keys to the matcher
 		// pair if it doesn't already exist
-		if addr.Host != "" && !slices.Contains(chosenMatcherPair.hostm, addr.Host) {
-			chosenMatcherPair.hostm = append(chosenMatcherPair.hostm, addr.Host)
+		if addr.Host != "" {
+			var found bool
+			for _, h := range chosenMatcherPair.hostm {
+				if h == addr.Host {
+					found = true
+					break
+				}
+			}
+			if !found {
+				chosenMatcherPair.hostm = append(chosenMatcherPair.hostm, addr.Host)
+			}
 		}
 	}
 
 	// iterate each pairing of host and path matchers and
 	// put them into a map for JSON encoding
-	var matcherSets []map[string]caddyhttp.RequestMatcherWithError
+	var matcherSets []map[string]caddyhttp.RequestMatcher
 	for _, mp := range matcherPairs {
-		matcherSet := make(map[string]caddyhttp.RequestMatcherWithError)
+		matcherSet := make(map[string]caddyhttp.RequestMatcher)
 		if len(mp.hostm) > 0 {
 			matcherSet["host"] = mp.hostm
 		}
@@ -1519,94 +1356,74 @@ func (st *ServerType) compileEncodedMatcherSets(sblock serverBlock) ([]caddy.Mod
 }
 
 func parseMatcherDefinitions(d *caddyfile.Dispenser, matchers map[string]caddy.ModuleMap) error {
-	d.Next() // advance to the first token
+	for d.Next() {
+		// this is the "name" for "named matchers"
+		definitionName := d.Val()
 
-	// this is the "name" for "named matchers"
-	definitionName := d.Val()
-
-	if _, ok := matchers[definitionName]; ok {
-		return fmt.Errorf("matcher is defined more than once: %s", definitionName)
-	}
-	matchers[definitionName] = make(caddy.ModuleMap)
-
-	// given a matcher name and the tokens following it, parse
-	// the tokens as a matcher module and record it
-	makeMatcher := func(matcherName string, tokens []caddyfile.Token) error {
-		// create a new dispenser from the tokens
-		dispenser := caddyfile.NewDispenser(tokens)
-
-		// set the matcher name (without @) in the dispenser context so
-		// that matcher modules can access it to use it as their name
-		// (e.g. regexp matchers which use the name for capture groups)
-		dispenser.SetContext(caddyfile.MatcherNameCtxKey, definitionName[1:])
-
-		mod, err := caddy.GetModule("http.matchers." + matcherName)
-		if err != nil {
-			return fmt.Errorf("getting matcher module '%s': %v", matcherName, err)
-		}
-		unm, ok := mod.New().(caddyfile.Unmarshaler)
-		if !ok {
-			return fmt.Errorf("matcher module '%s' is not a Caddyfile unmarshaler", matcherName)
-		}
-		err = unm.UnmarshalCaddyfile(dispenser)
-		if err != nil {
-			return err
+		if _, ok := matchers[definitionName]; ok {
+			return fmt.Errorf("matcher is defined more than once: %s", definitionName)
 		}
+		matchers[definitionName] = make(caddy.ModuleMap)
 
-		if rm, ok := unm.(caddyhttp.RequestMatcherWithError); ok {
-			matchers[definitionName][matcherName] = caddyconfig.JSON(rm, nil)
-			return nil
-		}
-		// nolint:staticcheck
-		if rm, ok := unm.(caddyhttp.RequestMatcher); ok {
-			matchers[definitionName][matcherName] = caddyconfig.JSON(rm, nil)
-			return nil
-		}
-		return fmt.Errorf("matcher module '%s' is not a request matcher", matcherName)
-	}
-
-	// if the next token is quoted, we can assume it's not a matcher name
-	// and that it's probably an 'expression' matcher
-	if d.NextArg() {
-		if d.Token().Quoted() {
-			// since it was missing the matcher name, we insert a token
-			// in front of the expression token itself; we use Clone() to
-			// make the new token to keep the same the import location as
-			// the next token, if this is within a snippet or imported file.
-			// see https://github.com/caddyserver/caddy/issues/6287
-			expressionToken := d.Token().Clone()
-			expressionToken.Text = "expression"
-			err := makeMatcher("expression", []caddyfile.Token{expressionToken, d.Token()})
+		// given a matcher name and the tokens following it, parse
+		// the tokens as a matcher module and record it
+		makeMatcher := func(matcherName string, tokens []caddyfile.Token) error {
+			mod, err := caddy.GetModule("http.matchers." + matcherName)
+			if err != nil {
+				return fmt.Errorf("getting matcher module '%s': %v", matcherName, err)
+			}
+			unm, ok := mod.New().(caddyfile.Unmarshaler)
+			if !ok {
+				return fmt.Errorf("matcher module '%s' is not a Caddyfile unmarshaler", matcherName)
+			}
+			err = unm.UnmarshalCaddyfile(caddyfile.NewDispenser(tokens))
 			if err != nil {
 				return err
 			}
+			rm, ok := unm.(caddyhttp.RequestMatcher)
+			if !ok {
+				return fmt.Errorf("matcher module '%s' is not a request matcher", matcherName)
+			}
+			matchers[definitionName][matcherName] = caddyconfig.JSON(rm, nil)
 			return nil
 		}
 
-		// if it wasn't quoted, then we need to rewind after calling
-		// d.NextArg() so the below properly grabs the matcher name
-		d.Prev()
-	}
+		// if the next token is quoted, we can assume it's not a matcher name
+		// and that it's probably an 'expression' matcher
+		if d.NextArg() {
+			if d.Token().Quoted() {
+				err := makeMatcher("expression", []caddyfile.Token{d.Token()})
+				if err != nil {
+					return err
+				}
+				continue
+			}
 
-	// in case there are multiple instances of the same matcher, concatenate
-	// their tokens (we expect that UnmarshalCaddyfile should be able to
-	// handle more than one segment); otherwise, we'd overwrite other
-	// instances of the matcher in this set
-	tokensByMatcherName := make(map[string][]caddyfile.Token)
-	for nesting := d.Nesting(); d.NextArg() || d.NextBlock(nesting); {
-		matcherName := d.Val()
-		tokensByMatcherName[matcherName] = append(tokensByMatcherName[matcherName], d.NextSegment()...)
-	}
-	for matcherName, tokens := range tokensByMatcherName {
-		err := makeMatcher(matcherName, tokens)
-		if err != nil {
-			return err
+			// if it wasn't quoted, then we need to rewind after calling
+			// d.NextArg() so the below properly grabs the matcher name
+			d.Prev()
+		}
+
+		// in case there are multiple instances of the same matcher, concatenate
+		// their tokens (we expect that UnmarshalCaddyfile should be able to
+		// handle more than one segment); otherwise, we'd overwrite other
+		// instances of the matcher in this set
+		tokensByMatcherName := make(map[string][]caddyfile.Token)
+		for nesting := d.Nesting(); d.NextArg() || d.NextBlock(nesting); {
+			matcherName := d.Val()
+			tokensByMatcherName[matcherName] = append(tokensByMatcherName[matcherName], d.NextSegment()...)
+		}
+		for matcherName, tokens := range tokensByMatcherName {
+			err := makeMatcher(matcherName, tokens)
+			if err != nil {
+				return err
+			}
 		}
 	}
 	return nil
 }
 
-func encodeMatcherSet(matchers map[string]caddyhttp.RequestMatcherWithError) (caddy.ModuleMap, error) {
+func encodeMatcherSet(matchers map[string]caddyhttp.RequestMatcher) (caddy.ModuleMap, error) {
 	msEncoded := make(caddy.ModuleMap)
 	for matcherName, val := range matchers {
 		jsonBytes, err := json.Marshal(val)
@@ -1666,6 +1483,16 @@ func tryDuration(val any, warnings *[]caddyconfig.Warning) caddy.Duration {
 	return durationVal
 }
 
+// sliceContains returns true if needle is in haystack.
+func sliceContains(haystack []string, needle string) bool {
+	for _, s := range haystack {
+		if s == needle {
+			return true
+		}
+	}
+	return false
+}
+
 // listenersUseAnyPortOtherThan returns true if there are any
 // listeners in addresses that use a port which is not otherPort.
 // Mostly borrowed from unexported method in caddyhttp package.
@@ -1686,18 +1513,6 @@ func listenersUseAnyPortOtherThan(addresses []string, otherPort string) bool {
 	return false
 }
 
-func mapContains[K comparable, V any](m map[K]V, keys []K) bool {
-	if len(m) == 0 || len(keys) == 0 {
-		return false
-	}
-	for _, key := range keys {
-		if _, ok := m[key]; ok {
-			return true
-		}
-	}
-	return false
-}
-
 // specificity returns len(s) minus any wildcards (*) and
 // placeholders ({...}). Basically, it's a length count
 // that penalizes the use of wildcards and placeholders.
@@ -1735,25 +1550,17 @@ func (c counter) nextGroup() string {
 }
 
 type namedCustomLog struct {
-	name       string
-	hostnames  []string
-	log        *caddy.CustomLog
-	noHostname bool
-}
-
-// addressWithProtocols associates a listen address with
-// the protocols to serve it with
-type addressWithProtocols struct {
-	address   string
-	protocols []string
+	name      string
+	hostnames []string
+	log       *caddy.CustomLog
 }
 
 // sbAddrAssociation is a mapping from a list of
-// addresses with protocols, and a list of server
-// blocks that are served on those addresses.
+// addresses to a list of server blocks that are
+// served on those addresses.
 type sbAddrAssociation struct {
-	addressesWithProtocols []addressWithProtocols
-	serverBlocks           []serverBlock
+	addresses    []string
+	serverBlocks []serverBlock
 }
 
 const (

caddyconfig/httpcaddyfile/options.go

@@ -15,17 +15,14 @@
 package httpcaddyfile
 
 import (
-	"slices"
 	"strconv"
 
 	"github.com/caddyserver/certmagic"
-	"github.com/libdns/libdns"
-	"github.com/mholt/acmez/v3/acme"
+	"github.com/mholt/acmez/acme"
 
 	"github.com/caddyserver/caddy/v2"
 	"github.com/caddyserver/caddy/v2/caddyconfig"
 	"github.com/caddyserver/caddy/v2/caddyconfig/caddyfile"
-	"github.com/caddyserver/caddy/v2/modules/caddyhttp"
 	"github.com/caddyserver/caddy/v2/modules/caddytls"
 )
 
@@ -33,20 +30,19 @@ func init() {
 	RegisterGlobalOption("debug", parseOptTrue)
 	RegisterGlobalOption("http_port", parseOptHTTPPort)
 	RegisterGlobalOption("https_port", parseOptHTTPSPort)
-	RegisterGlobalOption("default_bind", parseOptDefaultBind)
+	RegisterGlobalOption("default_bind", parseOptStringList)
 	RegisterGlobalOption("grace_period", parseOptDuration)
 	RegisterGlobalOption("shutdown_delay", parseOptDuration)
 	RegisterGlobalOption("default_sni", parseOptSingleString)
 	RegisterGlobalOption("fallback_sni", parseOptSingleString)
 	RegisterGlobalOption("order", parseOptOrder)
 	RegisterGlobalOption("storage", parseOptStorage)
-	RegisterGlobalOption("storage_check", parseStorageCheck)
-	RegisterGlobalOption("storage_clean_interval", parseStorageCleanInterval)
+	RegisterGlobalOption("storage_clean_interval", parseOptDuration)
 	RegisterGlobalOption("renew_interval", parseOptDuration)
 	RegisterGlobalOption("ocsp_interval", parseOptDuration)
 	RegisterGlobalOption("acme_ca", parseOptSingleString)
 	RegisterGlobalOption("acme_ca_root", parseOptSingleString)
-	RegisterGlobalOption("acme_dns", parseOptDNS)
+	RegisterGlobalOption("acme_dns", parseOptACMEDNS)
 	RegisterGlobalOption("acme_eab", parseOptACMEEAB)
 	RegisterGlobalOption("cert_issuer", parseOptCertIssuer)
 	RegisterGlobalOption("skip_install_trust", parseOptTrue)
@@ -56,119 +52,118 @@ func init() {
 	RegisterGlobalOption("local_certs", parseOptTrue)
 	RegisterGlobalOption("key_type", parseOptSingleString)
 	RegisterGlobalOption("auto_https", parseOptAutoHTTPS)
-	RegisterGlobalOption("metrics", parseMetricsOptions)
 	RegisterGlobalOption("servers", parseServerOptions)
 	RegisterGlobalOption("ocsp_stapling", parseOCSPStaplingOptions)
-	RegisterGlobalOption("cert_lifetime", parseOptDuration)
 	RegisterGlobalOption("log", parseLogOptions)
 	RegisterGlobalOption("preferred_chains", parseOptPreferredChains)
 	RegisterGlobalOption("persist_config", parseOptPersistConfig)
-	RegisterGlobalOption("dns", parseOptDNS)
-	RegisterGlobalOption("ech", parseOptECH)
 }
 
 func parseOptTrue(d *caddyfile.Dispenser, _ any) (any, error) { return true, nil }
 
 func parseOptHTTPPort(d *caddyfile.Dispenser, _ any) (any, error) {
-	d.Next() // consume option name
 	var httpPort int
-	var httpPortStr string
-	if !d.AllArgs(&httpPortStr) {
-		return 0, d.ArgErr()
-	}
-	var err error
-	httpPort, err = strconv.Atoi(httpPortStr)
-	if err != nil {
-		return 0, d.Errf("converting port '%s' to integer value: %v", httpPortStr, err)
+	for d.Next() {
+		var httpPortStr string
+		if !d.AllArgs(&httpPortStr) {
+			return 0, d.ArgErr()
+		}
+		var err error
+		httpPort, err = strconv.Atoi(httpPortStr)
+		if err != nil {
+			return 0, d.Errf("converting port '%s' to integer value: %v", httpPortStr, err)
+		}
 	}
 	return httpPort, nil
 }
 
 func parseOptHTTPSPort(d *caddyfile.Dispenser, _ any) (any, error) {
-	d.Next() // consume option name
 	var httpsPort int
-	var httpsPortStr string
-	if !d.AllArgs(&httpsPortStr) {
-		return 0, d.ArgErr()
-	}
-	var err error
-	httpsPort, err = strconv.Atoi(httpsPortStr)
-	if err != nil {
-		return 0, d.Errf("converting port '%s' to integer value: %v", httpsPortStr, err)
+	for d.Next() {
+		var httpsPortStr string
+		if !d.AllArgs(&httpsPortStr) {
+			return 0, d.ArgErr()
+		}
+		var err error
+		httpsPort, err = strconv.Atoi(httpsPortStr)
+		if err != nil {
+			return 0, d.Errf("converting port '%s' to integer value: %v", httpsPortStr, err)
+		}
 	}
 	return httpsPort, nil
 }
 
 func parseOptOrder(d *caddyfile.Dispenser, _ any) (any, error) {
-	d.Next() // consume option name
+	newOrder := directiveOrder
 
-	// get directive name
-	if !d.Next() {
-		return nil, d.ArgErr()
-	}
-	dirName := d.Val()
-	if _, ok := registeredDirectives[dirName]; !ok {
-		return nil, d.Errf("%s is not a registered directive", dirName)
-	}
+	for d.Next() {
+		// get directive name
+		if !d.Next() {
+			return nil, d.ArgErr()
+		}
+		dirName := d.Val()
+		if _, ok := registeredDirectives[dirName]; !ok {
+			return nil, d.Errf("%s is not a registered directive", dirName)
+		}
 
-	// get positional token
-	if !d.Next() {
-		return nil, d.ArgErr()
-	}
-	pos := Positional(d.Val())
+		// get positional token
+		if !d.Next() {
+			return nil, d.ArgErr()
+		}
+		pos := d.Val()
 
-	// if directive already had an order, drop it
-	newOrder := slices.DeleteFunc(directiveOrder, func(d string) bool {
-		return d == dirName
-	})
+		// if directive exists, first remove it
+		for i, d := range newOrder {
+			if d == dirName {
+				newOrder = append(newOrder[:i], newOrder[i+1:]...)
+				break
+			}
+		}
 
-	// act on the positional; if it's First or Last, we're done right away
-	switch pos {
-	case First:
-		newOrder = append([]string{dirName}, newOrder...)
+		// act on the positional
+		switch pos {
+		case "first":
+			newOrder = append([]string{dirName}, newOrder...)
+			if d.NextArg() {
+				return nil, d.ArgErr()
+			}
+			directiveOrder = newOrder
+			return newOrder, nil
+		case "last":
+			newOrder = append(newOrder, dirName)
+			if d.NextArg() {
+				return nil, d.ArgErr()
+			}
+			directiveOrder = newOrder
+			return newOrder, nil
+		case "before":
+		case "after":
+		default:
+			return nil, d.Errf("unknown positional '%s'", pos)
+		}
+
+		// get name of other directive
+		if !d.NextArg() {
+			return nil, d.ArgErr()
+		}
+		otherDir := d.Val()
 		if d.NextArg() {
 			return nil, d.ArgErr()
 		}
-		directiveOrder = newOrder
-		return newOrder, nil
 
-	case Last:
-		newOrder = append(newOrder, dirName)
-		if d.NextArg() {
-			return nil, d.ArgErr()
+		// insert directive into proper position
+		for i, d := range newOrder {
+			if d == otherDir {
+				if pos == "before" {
+					newOrder = append(newOrder[:i], append([]string{dirName}, newOrder[i:]...)...)
+				} else if pos == "after" {
+					newOrder = append(newOrder[:i+1], append([]string{dirName}, newOrder[i+1:]...)...)
+				}
+				break
+			}
 		}
-		directiveOrder = newOrder
-		return newOrder, nil
-
-	// if it's Before or After, continue
-	case Before:
-	case After:
-
-	default:
-		return nil, d.Errf("unknown positional '%s'", pos)
 	}
 
-	// get name of other directive
-	if !d.NextArg() {
-		return nil, d.ArgErr()
-	}
-	otherDir := d.Val()
-	if d.NextArg() {
-		return nil, d.ArgErr()
-	}
-
-	// get the position of the target directive
-	targetIndex := slices.Index(newOrder, otherDir)
-	if targetIndex == -1 {
-		return nil, d.Errf("directive '%s' not found", otherDir)
-	}
-	// if we're inserting after, we need to increment the index to go after
-	if pos == After {
-		targetIndex++
-	}
-	// insert the directive into the new order
-	newOrder = slices.Insert(newOrder, targetIndex, dirName)
-
 	directiveOrder = newOrder
 
 	return newOrder, nil
@@ -193,40 +188,6 @@ func parseOptStorage(d *caddyfile.Dispenser, _ any) (any, error) {
 	return storage, nil
 }
 
-func parseStorageCheck(d *caddyfile.Dispenser, _ any) (any, error) {
-	d.Next() // consume option name
-	if !d.Next() {
-		return "", d.ArgErr()
-	}
-	val := d.Val()
-	if d.Next() {
-		return "", d.ArgErr()
-	}
-	if val != "off" {
-		return "", d.Errf("storage_check must be 'off'")
-	}
-	return val, nil
-}
-
-func parseStorageCleanInterval(d *caddyfile.Dispenser, _ any) (any, error) {
-	d.Next() // consume option name
-	if !d.Next() {
-		return "", d.ArgErr()
-	}
-	val := d.Val()
-	if d.Next() {
-		return "", d.ArgErr()
-	}
-	if val == "off" {
-		return false, nil
-	}
-	dur, err := caddy.ParseDuration(d.Val())
-	if err != nil {
-		return nil, d.Errf("failed to parse storage_clean_interval, must be a duration or 'off' %w", err)
-	}
-	return caddy.Duration(dur), nil
-}
-
 func parseOptDuration(d *caddyfile.Dispenser, _ any) (any, error) {
 	if !d.Next() { // consume option name
 		return nil, d.ArgErr()
@@ -241,60 +202,78 @@ func parseOptDuration(d *caddyfile.Dispenser, _ any) (any, error) {
 	return caddy.Duration(dur), nil
 }
 
-func parseOptACMEEAB(d *caddyfile.Dispenser, _ any) (any, error) {
-	eab := new(acme.EAB)
-	d.Next() // consume option name
-	if d.NextArg() {
+func parseOptACMEDNS(d *caddyfile.Dispenser, _ any) (any, error) {
+	if !d.Next() { // consume option name
 		return nil, d.ArgErr()
 	}
-	for d.NextBlock(0) {
-		switch d.Val() {
-		case "key_id":
-			if !d.NextArg() {
-				return nil, d.ArgErr()
-			}
-			eab.KeyID = d.Val()
+	if !d.Next() { // get DNS module name
+		return nil, d.ArgErr()
+	}
+	modID := "dns.providers." + d.Val()
+	unm, err := caddyfile.UnmarshalModule(d, modID)
+	if err != nil {
+		return nil, err
+	}
+	prov, ok := unm.(certmagic.ACMEDNSProvider)
+	if !ok {
+		return nil, d.Errf("module %s (%T) is not a certmagic.ACMEDNSProvider", modID, unm)
+	}
+	return prov, nil
+}
 
-		case "mac_key":
-			if !d.NextArg() {
-				return nil, d.ArgErr()
-			}
-			eab.MACKey = d.Val()
+func parseOptACMEEAB(d *caddyfile.Dispenser, _ any) (any, error) {
+	eab := new(acme.EAB)
+	for d.Next() {
+		if d.NextArg() {
+			return nil, d.ArgErr()
+		}
+		for nesting := d.Nesting(); d.NextBlock(nesting); {
+			switch d.Val() {
+			case "key_id":
+				if !d.NextArg() {
+					return nil, d.ArgErr()
+				}
+				eab.KeyID = d.Val()
 
-		default:
-			return nil, d.Errf("unrecognized parameter '%s'", d.Val())
+			case "mac_key":
+				if !d.NextArg() {
+					return nil, d.ArgErr()
+				}
+				eab.MACKey = d.Val()
+
+			default:
+				return nil, d.Errf("unrecognized parameter '%s'", d.Val())
+			}
 		}
 	}
 	return eab, nil
 }
 
 func parseOptCertIssuer(d *caddyfile.Dispenser, existing any) (any, error) {
-	d.Next() // consume option name
-
 	var issuers []certmagic.Issuer
 	if existing != nil {
 		issuers = existing.([]certmagic.Issuer)
 	}
-
-	// get issuer module name
-	if !d.Next() {
-		return nil, d.ArgErr()
+	for d.Next() { // consume option name
+		if !d.Next() { // get issuer module name
+			return nil, d.ArgErr()
+		}
+		modID := "tls.issuance." + d.Val()
+		unm, err := caddyfile.UnmarshalModule(d, modID)
+		if err != nil {
+			return nil, err
+		}
+		iss, ok := unm.(certmagic.Issuer)
+		if !ok {
+			return nil, d.Errf("module %s (%T) is not a certmagic.Issuer", modID, unm)
+		}
+		issuers = append(issuers, iss)
 	}
-	modID := "tls.issuance." + d.Val()
-	unm, err := caddyfile.UnmarshalModule(d, modID)
-	if err != nil {
-		return nil, err
-	}
-	iss, ok := unm.(certmagic.Issuer)
-	if !ok {
-		return nil, d.Errf("module %s (%T) is not a certmagic.Issuer", modID, unm)
-	}
-	issuers = append(issuers, iss)
 	return issuers, nil
 }
 
 func parseOptSingleString(d *caddyfile.Dispenser, _ any) (any, error) {
-	d.Next() // consume option name
+	d.Next() // consume parameter name
 	if !d.Next() {
 		return "", d.ArgErr()
 	}
@@ -305,62 +284,43 @@ func parseOptSingleString(d *caddyfile.Dispenser, _ any) (any, error) {
 	return val, nil
 }
 
-func parseOptDefaultBind(d *caddyfile.Dispenser, _ any) (any, error) {
-	d.Next() // consume option name
-
-	var addresses, protocols []string
-	addresses = d.RemainingArgs()
-
-	if len(addresses) == 0 {
-		addresses = append(addresses, "")
+func parseOptStringList(d *caddyfile.Dispenser, _ any) (any, error) {
+	d.Next() // consume parameter name
+	val := d.RemainingArgs()
+	if len(val) == 0 {
+		return "", d.ArgErr()
 	}
-
-	for d.NextBlock(0) {
-		switch d.Val() {
-		case "protocols":
-			protocols = d.RemainingArgs()
-			if len(protocols) == 0 {
-				return nil, d.Errf("protocols requires one or more arguments")
-			}
-		default:
-			return nil, d.Errf("unknown subdirective: %s", d.Val())
-		}
-	}
-
-	return []ConfigValue{{Class: "bind", Value: addressesWithProtocols{
-		addresses: addresses,
-		protocols: protocols,
-	}}}, nil
+	return val, nil
 }
 
 func parseOptAdmin(d *caddyfile.Dispenser, _ any) (any, error) {
-	d.Next() // consume option name
-
 	adminCfg := new(caddy.AdminConfig)
-	if d.NextArg() {
-		listenAddress := d.Val()
-		if listenAddress == "off" {
-			adminCfg.Disabled = true
-			if d.Next() { // Do not accept any remaining options including block
-				return nil, d.Err("No more option is allowed after turning off admin config")
-			}
-		} else {
-			adminCfg.Listen = listenAddress
-			if d.NextArg() { // At most 1 arg is allowed
-				return nil, d.ArgErr()
+	for d.Next() {
+		if d.NextArg() {
+			listenAddress := d.Val()
+			if listenAddress == "off" {
+				adminCfg.Disabled = true
+				if d.Next() { // Do not accept any remaining options including block
+					return nil, d.Err("No more option is allowed after turning off admin config")
+				}
+			} else {
+				adminCfg.Listen = listenAddress
+				if d.NextArg() { // At most 1 arg is allowed
+					return nil, d.ArgErr()
+				}
 			}
 		}
-	}
-	for d.NextBlock(0) {
-		switch d.Val() {
-		case "enforce_origin":
-			adminCfg.EnforceOrigin = true
+		for nesting := d.Nesting(); d.NextBlock(nesting); {
+			switch d.Val() {
+			case "enforce_origin":
+				adminCfg.EnforceOrigin = true
 
-		case "origins":
-			adminCfg.Origins = d.RemainingArgs()
+			case "origins":
+				adminCfg.Origins = d.RemainingArgs()
 
-		default:
-			return nil, d.Errf("unrecognized parameter '%s'", d.Val())
+			default:
+				return nil, d.Errf("unrecognized parameter '%s'", d.Val())
+			}
 		}
 	}
 	if adminCfg.Listen == "" && !adminCfg.Disabled {
@@ -370,58 +330,57 @@ func parseOptAdmin(d *caddyfile.Dispenser, _ any) (any, error) {
 }
 
 func parseOptOnDemand(d *caddyfile.Dispenser, _ any) (any, error) {
-	d.Next() // consume option name
-	if d.NextArg() {
-		return nil, d.ArgErr()
-	}
-
 	var ond *caddytls.OnDemandConfig
+	for d.Next() {
+		if d.NextArg() {
+			return nil, d.ArgErr()
+		}
+		for nesting := d.Nesting(); d.NextBlock(nesting); {
+			switch d.Val() {
+			case "ask":
+				if !d.NextArg() {
+					return nil, d.ArgErr()
+				}
+				if ond == nil {
+					ond = new(caddytls.OnDemandConfig)
+				}
+				ond.Ask = d.Val()
 
-	for nesting := d.Nesting(); d.NextBlock(nesting); {
-		switch d.Val() {
-		case "ask":
-			if !d.NextArg() {
-				return nil, d.ArgErr()
-			}
-			if ond == nil {
-				ond = new(caddytls.OnDemandConfig)
-			}
-			if ond.PermissionRaw != nil {
-				return nil, d.Err("on-demand TLS permission module (or 'ask') already specified")
-			}
-			perm := caddytls.PermissionByHTTP{Endpoint: d.Val()}
-			ond.PermissionRaw = caddyconfig.JSONModuleObject(perm, "module", "http", nil)
+			case "interval":
+				if !d.NextArg() {
+					return nil, d.ArgErr()
+				}
+				dur, err := caddy.ParseDuration(d.Val())
+				if err != nil {
+					return nil, err
+				}
+				if ond == nil {
+					ond = new(caddytls.OnDemandConfig)
+				}
+				if ond.RateLimit == nil {
+					ond.RateLimit = new(caddytls.RateLimit)
+				}
+				ond.RateLimit.Interval = caddy.Duration(dur)
 
-		case "permission":
-			if !d.NextArg() {
-				return nil, d.ArgErr()
-			}
-			if ond == nil {
-				ond = new(caddytls.OnDemandConfig)
-			}
-			if ond.PermissionRaw != nil {
-				return nil, d.Err("on-demand TLS permission module (or 'ask') already specified")
-			}
-			modName := d.Val()
-			modID := "tls.permission." + modName
-			unm, err := caddyfile.UnmarshalModule(d, modID)
-			if err != nil {
-				return nil, err
-			}
-			perm, ok := unm.(caddytls.OnDemandPermission)
-			if !ok {
-				return nil, d.Errf("module %s (%T) is not an on-demand TLS permission module", modID, unm)
-			}
-			ond.PermissionRaw = caddyconfig.JSONModuleObject(perm, "module", modName, nil)
+			case "burst":
+				if !d.NextArg() {
+					return nil, d.ArgErr()
+				}
+				burst, err := strconv.Atoi(d.Val())
+				if err != nil {
+					return nil, err
+				}
+				if ond == nil {
+					ond = new(caddytls.OnDemandConfig)
+				}
+				if ond.RateLimit == nil {
+					ond.RateLimit = new(caddytls.RateLimit)
+				}
+				ond.RateLimit.Burst = burst
 
-		case "interval":
-			return nil, d.Errf("the on_demand_tls 'interval' option is no longer supported, remove it from your config")
-
-		case "burst":
-			return nil, d.Errf("the on_demand_tls 'burst' option is no longer supported, remove it from your config")
-
-		default:
-			return nil, d.Errf("unrecognized parameter '%s'", d.Val())
+			default:
+				return nil, d.Errf("unrecognized parameter '%s'", d.Val())
+			}
 		}
 	}
 	if ond == nil {
@@ -431,7 +390,7 @@ func parseOptOnDemand(d *caddyfile.Dispenser, _ any) (any, error) {
 }
 
 func parseOptPersistConfig(d *caddyfile.Dispenser, _ any) (any, error) {
-	d.Next() // consume option name
+	d.Next() // consume parameter name
 	if !d.Next() {
 		return "", d.ArgErr()
 	}
@@ -446,45 +405,20 @@ func parseOptPersistConfig(d *caddyfile.Dispenser, _ any) (any, error) {
 }
 
 func parseOptAutoHTTPS(d *caddyfile.Dispenser, _ any) (any, error) {
-	d.Next() // consume option name
-	val := d.RemainingArgs()
-	if len(val) == 0 {
+	d.Next() // consume parameter name
+	if !d.Next() {
 		return "", d.ArgErr()
 	}
-	for _, v := range val {
-		switch v {
-		case "off":
-		case "disable_redirects":
-		case "disable_certs":
-		case "ignore_loaded_certs":
-		case "prefer_wildcard":
-			break
-
-		default:
-			return "", d.Errf("auto_https must be one of 'off', 'disable_redirects', 'disable_certs', 'ignore_loaded_certs', or 'prefer_wildcard'")
-		}
+	val := d.Val()
+	if d.Next() {
+		return "", d.ArgErr()
+	}
+	if val != "off" && val != "disable_redirects" && val != "disable_certs" && val != "ignore_loaded_certs" {
+		return "", d.Errf("auto_https must be one of 'off', 'disable_redirects', 'disable_certs', or 'ignore_loaded_certs'")
 	}
 	return val, nil
 }
 
-func unmarshalCaddyfileMetricsOptions(d *caddyfile.Dispenser) (any, error) {
-	d.Next() // consume option name
-	metrics := new(caddyhttp.Metrics)
-	for d.NextBlock(0) {
-		switch d.Val() {
-		case "per_host":
-			metrics.PerHost = true
-		default:
-			return nil, d.Errf("unrecognized servers option '%s'", d.Val())
-		}
-	}
-	return metrics, nil
-}
-
-func parseMetricsOptions(d *caddyfile.Dispenser, _ any) (any, error) {
-	return unmarshalCaddyfileMetricsOptions(d)
-}
-
 func parseServerOptions(d *caddyfile.Dispenser, _ any) (any, error) {
 	return unmarshalCaddyfileServerOptions(d)
 }
@@ -554,68 +488,3 @@ func parseOptPreferredChains(d *caddyfile.Dispenser, _ any) (any, error) {
 	d.Next()
 	return caddytls.ParseCaddyfilePreferredChainsOptions(d)
 }
-
-func parseOptDNS(d *caddyfile.Dispenser, _ any) (any, error) {
-	d.Next() // consume option name
-
-	if !d.Next() { // get DNS module name
-		return nil, d.ArgErr()
-	}
-	modID := "dns.providers." + d.Val()
-	unm, err := caddyfile.UnmarshalModule(d, modID)
-	if err != nil {
-		return nil, err
-	}
-	switch unm.(type) {
-	case libdns.RecordGetter,
-		libdns.RecordSetter,
-		libdns.RecordAppender,
-		libdns.RecordDeleter:
-	default:
-		return nil, d.Errf("module %s (%T) is not a libdns provider", modID, unm)
-	}
-	return unm, nil
-}
-
-func parseOptECH(d *caddyfile.Dispenser, _ any) (any, error) {
-	d.Next() // consume option name
-
-	ech := new(caddytls.ECH)
-
-	publicNames := d.RemainingArgs()
-	for _, publicName := range publicNames {
-		ech.Configs = append(ech.Configs, caddytls.ECHConfiguration{
-			PublicName: publicName,
-		})
-	}
-	if len(ech.Configs) == 0 {
-		return nil, d.ArgErr()
-	}
-
-	for nesting := d.Nesting(); d.NextBlock(nesting); {
-		switch d.Val() {
-		case "dns":
-			if !d.Next() {
-				return nil, d.ArgErr()
-			}
-			providerName := d.Val()
-			modID := "dns.providers." + providerName
-			unm, err := caddyfile.UnmarshalModule(d, modID)
-			if err != nil {
-				return nil, err
-			}
-			ech.Publication = append(ech.Publication, &caddytls.ECHPublication{
-				Configs: publicNames,
-				PublishersRaw: caddy.ModuleMap{
-					"dns": caddyconfig.JSON(caddytls.ECHDNSPublisher{
-						ProviderRaw: caddyconfig.JSONModuleObject(unm, "name", providerName, nil),
-					}, nil),
-				},
-			})
-		default:
-			return nil, d.Errf("ech: unrecognized subdirective '%s'", d.Val())
-		}
-	}
-
-	return ech, nil
-}

caddyconfig/httpcaddyfile/pkiapp.go

@@ -48,124 +48,124 @@ func init() {
 //
 // When the CA ID is unspecified, 'local' is assumed.
 func parsePKIApp(d *caddyfile.Dispenser, existingVal any) (any, error) {
-	d.Next() // consume app name
+	pki := &caddypki.PKI{CAs: make(map[string]*caddypki.CA)}
 
-	pki := &caddypki.PKI{
-		CAs: make(map[string]*caddypki.CA),
-	}
-	for d.NextBlock(0) {
-		switch d.Val() {
-		case "ca":
-			pkiCa := new(caddypki.CA)
-			if d.NextArg() {
-				pkiCa.ID = d.Val()
+	for d.Next() {
+		for nesting := d.Nesting(); d.NextBlock(nesting); {
+			switch d.Val() {
+			case "ca":
+				pkiCa := new(caddypki.CA)
 				if d.NextArg() {
-					return nil, d.ArgErr()
+					pkiCa.ID = d.Val()
+					if d.NextArg() {
+						return nil, d.ArgErr()
+					}
 				}
-			}
-			if pkiCa.ID == "" {
-				pkiCa.ID = caddypki.DefaultCAID
-			}
-
-			for nesting := d.Nesting(); d.NextBlock(nesting); {
-				switch d.Val() {
-				case "name":
-					if !d.NextArg() {
-						return nil, d.ArgErr()
-					}
-					pkiCa.Name = d.Val()
-
-				case "root_cn":
-					if !d.NextArg() {
-						return nil, d.ArgErr()
-					}
-					pkiCa.RootCommonName = d.Val()
-
-				case "intermediate_cn":
-					if !d.NextArg() {
-						return nil, d.ArgErr()
-					}
-					pkiCa.IntermediateCommonName = d.Val()
-
-				case "intermediate_lifetime":
-					if !d.NextArg() {
-						return nil, d.ArgErr()
-					}
-					dur, err := caddy.ParseDuration(d.Val())
-					if err != nil {
-						return nil, err
-					}
-					pkiCa.IntermediateLifetime = caddy.Duration(dur)
-
-				case "root":
-					if pkiCa.Root == nil {
-						pkiCa.Root = new(caddypki.KeyPair)
-					}
-					for nesting := d.Nesting(); d.NextBlock(nesting); {
-						switch d.Val() {
-						case "cert":
-							if !d.NextArg() {
-								return nil, d.ArgErr()
-							}
-							pkiCa.Root.Certificate = d.Val()
-
-						case "key":
-							if !d.NextArg() {
-								return nil, d.ArgErr()
-							}
-							pkiCa.Root.PrivateKey = d.Val()
-
-						case "format":
-							if !d.NextArg() {
-								return nil, d.ArgErr()
-							}
-							pkiCa.Root.Format = d.Val()
-
-						default:
-							return nil, d.Errf("unrecognized pki ca root option '%s'", d.Val())
-						}
-					}
-
-				case "intermediate":
-					if pkiCa.Intermediate == nil {
-						pkiCa.Intermediate = new(caddypki.KeyPair)
-					}
-					for nesting := d.Nesting(); d.NextBlock(nesting); {
-						switch d.Val() {
-						case "cert":
-							if !d.NextArg() {
-								return nil, d.ArgErr()
-							}
-							pkiCa.Intermediate.Certificate = d.Val()
-
-						case "key":
-							if !d.NextArg() {
-								return nil, d.ArgErr()
-							}
-							pkiCa.Intermediate.PrivateKey = d.Val()
-
-						case "format":
-							if !d.NextArg() {
-								return nil, d.ArgErr()
-							}
-							pkiCa.Intermediate.Format = d.Val()
-
-						default:
-							return nil, d.Errf("unrecognized pki ca intermediate option '%s'", d.Val())
-						}
-					}
-
-				default:
-					return nil, d.Errf("unrecognized pki ca option '%s'", d.Val())
+				if pkiCa.ID == "" {
+					pkiCa.ID = caddypki.DefaultCAID
 				}
+
+				for nesting := d.Nesting(); d.NextBlock(nesting); {
+					switch d.Val() {
+					case "name":
+						if !d.NextArg() {
+							return nil, d.ArgErr()
+						}
+						pkiCa.Name = d.Val()
+
+					case "root_cn":
+						if !d.NextArg() {
+							return nil, d.ArgErr()
+						}
+						pkiCa.RootCommonName = d.Val()
+
+					case "intermediate_cn":
+						if !d.NextArg() {
+							return nil, d.ArgErr()
+						}
+						pkiCa.IntermediateCommonName = d.Val()
+
+					case "intermediate_lifetime":
+						if !d.NextArg() {
+							return nil, d.ArgErr()
+						}
+						dur, err := caddy.ParseDuration(d.Val())
+						if err != nil {
+							return nil, err
+						}
+						pkiCa.IntermediateLifetime = caddy.Duration(dur)
+
+					case "root":
+						if pkiCa.Root == nil {
+							pkiCa.Root = new(caddypki.KeyPair)
+						}
+						for nesting := d.Nesting(); d.NextBlock(nesting); {
+							switch d.Val() {
+							case "cert":
+								if !d.NextArg() {
+									return nil, d.ArgErr()
+								}
+								pkiCa.Root.Certificate = d.Val()
+
+							case "key":
+								if !d.NextArg() {
+									return nil, d.ArgErr()
+								}
+								pkiCa.Root.PrivateKey = d.Val()
+
+							case "format":
+								if !d.NextArg() {
+									return nil, d.ArgErr()
+								}
+								pkiCa.Root.Format = d.Val()
+
+							default:
+								return nil, d.Errf("unrecognized pki ca root option '%s'", d.Val())
+							}
+						}
+
+					case "intermediate":
+						if pkiCa.Intermediate == nil {
+							pkiCa.Intermediate = new(caddypki.KeyPair)
+						}
+						for nesting := d.Nesting(); d.NextBlock(nesting); {
+							switch d.Val() {
+							case "cert":
+								if !d.NextArg() {
+									return nil, d.ArgErr()
+								}
+								pkiCa.Intermediate.Certificate = d.Val()
+
+							case "key":
+								if !d.NextArg() {
+									return nil, d.ArgErr()
+								}
+								pkiCa.Intermediate.PrivateKey = d.Val()
+
+							case "format":
+								if !d.NextArg() {
+									return nil, d.ArgErr()
+								}
+								pkiCa.Intermediate.Format = d.Val()
+
+							default:
+								return nil, d.Errf("unrecognized pki ca intermediate option '%s'", d.Val())
+							}
+						}
+
+					default:
+						return nil, d.Errf("unrecognized pki ca option '%s'", d.Val())
+					}
+				}
+
+				pki.CAs[pkiCa.ID] = pkiCa
+
+			default:
+				return nil, d.Errf("unrecognized pki option '%s'", d.Val())
 			}
-
-			pki.CAs[pkiCa.ID] = pkiCa
-
-		default:
-			return nil, d.Errf("unrecognized pki option '%s'", d.Val())
 		}
 	}
+
 	return pki, nil
 }
 

caddyconfig/httpcaddyfile/serveroptions.go

@@ -17,7 +17,6 @@ package httpcaddyfile
 import (
 	"encoding/json"
 	"fmt"
-	"slices"
 
 	"github.com/dustin/go-humanize"
 
@@ -47,218 +46,235 @@ type serverOptions struct {
 	Protocols            []string
 	StrictSNIHost        *bool
 	TrustedProxiesRaw    json.RawMessage
-	TrustedProxiesStrict int
 	ClientIPHeaders      []string
 	ShouldLogCredentials bool
 	Metrics              *caddyhttp.Metrics
-	Trace                bool // TODO: EXPERIMENTAL
 }
 
 func unmarshalCaddyfileServerOptions(d *caddyfile.Dispenser) (any, error) {
-	d.Next() // consume option name
-
 	serverOpts := serverOptions{}
-	if d.NextArg() {
-		serverOpts.ListenerAddress = d.Val()
+	for d.Next() {
 		if d.NextArg() {
-			return nil, d.ArgErr()
-		}
-	}
-	for d.NextBlock(0) {
-		switch d.Val() {
-		case "name":
-			if serverOpts.ListenerAddress == "" {
-				return nil, d.Errf("cannot set a name for a server without a listener address")
-			}
-			if !d.NextArg() {
+			serverOpts.ListenerAddress = d.Val()
+			if d.NextArg() {
 				return nil, d.ArgErr()
 			}
-			serverOpts.Name = d.Val()
+		}
+		for nesting := d.Nesting(); d.NextBlock(nesting); {
+			switch d.Val() {
+			case "name":
+				if serverOpts.ListenerAddress == "" {
+					return nil, d.Errf("cannot set a name for a server without a listener address")
+				}
+				if !d.NextArg() {
+					return nil, d.ArgErr()
+				}
+				serverOpts.Name = d.Val()
 
-		case "listener_wrappers":
-			for nesting := d.Nesting(); d.NextBlock(nesting); {
-				modID := "caddy.listeners." + d.Val()
+			case "listener_wrappers":
+				for nesting := d.Nesting(); d.NextBlock(nesting); {
+					modID := "caddy.listeners." + d.Val()
+					unm, err := caddyfile.UnmarshalModule(d, modID)
+					if err != nil {
+						return nil, err
+					}
+					listenerWrapper, ok := unm.(caddy.ListenerWrapper)
+					if !ok {
+						return nil, fmt.Errorf("module %s (%T) is not a listener wrapper", modID, unm)
+					}
+					jsonListenerWrapper := caddyconfig.JSONModuleObject(
+						listenerWrapper,
+						"wrapper",
+						listenerWrapper.(caddy.Module).CaddyModule().ID.Name(),
+						nil,
+					)
+					serverOpts.ListenerWrappersRaw = append(serverOpts.ListenerWrappersRaw, jsonListenerWrapper)
+				}
+
+			case "timeouts":
+				for nesting := d.Nesting(); d.NextBlock(nesting); {
+					switch d.Val() {
+					case "read_body":
+						if !d.NextArg() {
+							return nil, d.ArgErr()
+						}
+						dur, err := caddy.ParseDuration(d.Val())
+						if err != nil {
+							return nil, d.Errf("parsing read_body timeout duration: %v", err)
+						}
+						serverOpts.ReadTimeout = caddy.Duration(dur)
+
+					case "read_header":
+						if !d.NextArg() {
+							return nil, d.ArgErr()
+						}
+						dur, err := caddy.ParseDuration(d.Val())
+						if err != nil {
+							return nil, d.Errf("parsing read_header timeout duration: %v", err)
+						}
+						serverOpts.ReadHeaderTimeout = caddy.Duration(dur)
+
+					case "write":
+						if !d.NextArg() {
+							return nil, d.ArgErr()
+						}
+						dur, err := caddy.ParseDuration(d.Val())
+						if err != nil {
+							return nil, d.Errf("parsing write timeout duration: %v", err)
+						}
+						serverOpts.WriteTimeout = caddy.Duration(dur)
+
+					case "idle":
+						if !d.NextArg() {
+							return nil, d.ArgErr()
+						}
+						dur, err := caddy.ParseDuration(d.Val())
+						if err != nil {
+							return nil, d.Errf("parsing idle timeout duration: %v", err)
+						}
+						serverOpts.IdleTimeout = caddy.Duration(dur)
+
+					default:
+						return nil, d.Errf("unrecognized timeouts option '%s'", d.Val())
+					}
+				}
+			case "keepalive_interval":
+				if !d.NextArg() {
+					return nil, d.ArgErr()
+				}
+				dur, err := caddy.ParseDuration(d.Val())
+				if err != nil {
+					return nil, d.Errf("parsing keepalive interval duration: %v", err)
+				}
+				serverOpts.KeepAliveInterval = caddy.Duration(dur)
+
+			case "max_header_size":
+				var sizeStr string
+				if !d.AllArgs(&sizeStr) {
+					return nil, d.ArgErr()
+				}
+				size, err := humanize.ParseBytes(sizeStr)
+				if err != nil {
+					return nil, d.Errf("parsing max_header_size: %v", err)
+				}
+				serverOpts.MaxHeaderBytes = int(size)
+
+			case "enable_full_duplex":
+				if d.NextArg() {
+					return nil, d.ArgErr()
+				}
+				serverOpts.EnableFullDuplex = true
+
+			case "log_credentials":
+				if d.NextArg() {
+					return nil, d.ArgErr()
+				}
+				serverOpts.ShouldLogCredentials = true
+
+			case "protocols":
+				protos := d.RemainingArgs()
+				for _, proto := range protos {
+					if proto != "h1" && proto != "h2" && proto != "h2c" && proto != "h3" {
+						return nil, d.Errf("unknown protocol '%s': expected h1, h2, h2c, or h3", proto)
+					}
+					if sliceContains(serverOpts.Protocols, proto) {
+						return nil, d.Errf("protocol %s specified more than once", proto)
+					}
+					serverOpts.Protocols = append(serverOpts.Protocols, proto)
+				}
+				if nesting := d.Nesting(); d.NextBlock(nesting) {
+					return nil, d.ArgErr()
+				}
+
+			case "strict_sni_host":
+				if d.NextArg() && d.Val() != "insecure_off" && d.Val() != "on" {
+					return nil, d.Errf("strict_sni_host only supports 'on' or 'insecure_off', got '%s'", d.Val())
+				}
+				boolVal := true
+				if d.Val() == "insecure_off" {
+					boolVal = false
+				}
+				serverOpts.StrictSNIHost = &boolVal
+
+			case "trusted_proxies":
+				if !d.NextArg() {
+					return nil, d.Err("trusted_proxies expects an IP range source module name as its first argument")
+				}
+				modID := "http.ip_sources." + d.Val()
 				unm, err := caddyfile.UnmarshalModule(d, modID)
 				if err != nil {
 					return nil, err
 				}
-				listenerWrapper, ok := unm.(caddy.ListenerWrapper)
+				source, ok := unm.(caddyhttp.IPRangeSource)
 				if !ok {
-					return nil, fmt.Errorf("module %s (%T) is not a listener wrapper", modID, unm)
+					return nil, fmt.Errorf("module %s (%T) is not an IP range source", modID, unm)
 				}
-				jsonListenerWrapper := caddyconfig.JSONModuleObject(
-					listenerWrapper,
-					"wrapper",
-					listenerWrapper.(caddy.Module).CaddyModule().ID.Name(),
+				jsonSource := caddyconfig.JSONModuleObject(
+					source,
+					"source",
+					source.(caddy.Module).CaddyModule().ID.Name(),
 					nil,
 				)
-				serverOpts.ListenerWrappersRaw = append(serverOpts.ListenerWrappersRaw, jsonListenerWrapper)
-			}
+				serverOpts.TrustedProxiesRaw = jsonSource
 
-		case "timeouts":
-			for nesting := d.Nesting(); d.NextBlock(nesting); {
-				switch d.Val() {
-				case "read_body":
-					if !d.NextArg() {
-						return nil, d.ArgErr()
+			case "client_ip_headers":
+				headers := d.RemainingArgs()
+				for _, header := range headers {
+					if sliceContains(serverOpts.ClientIPHeaders, header) {
+						return nil, d.Errf("client IP header %s specified more than once", header)
 					}
-					dur, err := caddy.ParseDuration(d.Val())
-					if err != nil {
-						return nil, d.Errf("parsing read_body timeout duration: %v", err)
-					}
-					serverOpts.ReadTimeout = caddy.Duration(dur)
-
-				case "read_header":
-					if !d.NextArg() {
-						return nil, d.ArgErr()
-					}
-					dur, err := caddy.ParseDuration(d.Val())
-					if err != nil {
-						return nil, d.Errf("parsing read_header timeout duration: %v", err)
-					}
-					serverOpts.ReadHeaderTimeout = caddy.Duration(dur)
-
-				case "write":
-					if !d.NextArg() {
-						return nil, d.ArgErr()
-					}
-					dur, err := caddy.ParseDuration(d.Val())
-					if err != nil {
-						return nil, d.Errf("parsing write timeout duration: %v", err)
-					}
-					serverOpts.WriteTimeout = caddy.Duration(dur)
-
-				case "idle":
-					if !d.NextArg() {
-						return nil, d.ArgErr()
-					}
-					dur, err := caddy.ParseDuration(d.Val())
-					if err != nil {
-						return nil, d.Errf("parsing idle timeout duration: %v", err)
-					}
-					serverOpts.IdleTimeout = caddy.Duration(dur)
-
-				default:
-					return nil, d.Errf("unrecognized timeouts option '%s'", d.Val())
+					serverOpts.ClientIPHeaders = append(serverOpts.ClientIPHeaders, header)
 				}
-			}
-		case "keepalive_interval":
-			if !d.NextArg() {
-				return nil, d.ArgErr()
-			}
-			dur, err := caddy.ParseDuration(d.Val())
-			if err != nil {
-				return nil, d.Errf("parsing keepalive interval duration: %v", err)
-			}
-			serverOpts.KeepAliveInterval = caddy.Duration(dur)
-
-		case "max_header_size":
-			var sizeStr string
-			if !d.AllArgs(&sizeStr) {
-				return nil, d.ArgErr()
-			}
-			size, err := humanize.ParseBytes(sizeStr)
-			if err != nil {
-				return nil, d.Errf("parsing max_header_size: %v", err)
-			}
-			serverOpts.MaxHeaderBytes = int(size)
-
-		case "enable_full_duplex":
-			if d.NextArg() {
-				return nil, d.ArgErr()
-			}
-			serverOpts.EnableFullDuplex = true
-
-		case "log_credentials":
-			if d.NextArg() {
-				return nil, d.ArgErr()
-			}
-			serverOpts.ShouldLogCredentials = true
-
-		case "protocols":
-			protos := d.RemainingArgs()
-			for _, proto := range protos {
-				if proto != "h1" && proto != "h2" && proto != "h2c" && proto != "h3" {
-					return nil, d.Errf("unknown protocol '%s': expected h1, h2, h2c, or h3", proto)
+				if nesting := d.Nesting(); d.NextBlock(nesting) {
+					return nil, d.ArgErr()
 				}
-				if slices.Contains(serverOpts.Protocols, proto) {
-					return nil, d.Errf("protocol %s specified more than once", proto)
+
+			case "metrics":
+				if d.NextArg() {
+					return nil, d.ArgErr()
 				}
-				serverOpts.Protocols = append(serverOpts.Protocols, proto)
-			}
-			if nesting := d.Nesting(); d.NextBlock(nesting) {
-				return nil, d.ArgErr()
-			}
-
-		case "strict_sni_host":
-			if d.NextArg() && d.Val() != "insecure_off" && d.Val() != "on" {
-				return nil, d.Errf("strict_sni_host only supports 'on' or 'insecure_off', got '%s'", d.Val())
-			}
-			boolVal := true
-			if d.Val() == "insecure_off" {
-				boolVal = false
-			}
-			serverOpts.StrictSNIHost = &boolVal
-
-		case "trusted_proxies":
-			if !d.NextArg() {
-				return nil, d.Err("trusted_proxies expects an IP range source module name as its first argument")
-			}
-			modID := "http.ip_sources." + d.Val()
-			unm, err := caddyfile.UnmarshalModule(d, modID)
-			if err != nil {
-				return nil, err
-			}
-			source, ok := unm.(caddyhttp.IPRangeSource)
-			if !ok {
-				return nil, fmt.Errorf("module %s (%T) is not an IP range source", modID, unm)
-			}
-			jsonSource := caddyconfig.JSONModuleObject(
-				source,
-				"source",
-				source.(caddy.Module).CaddyModule().ID.Name(),
-				nil,
-			)
-			serverOpts.TrustedProxiesRaw = jsonSource
-
-		case "trusted_proxies_strict":
-			if d.NextArg() {
-				return nil, d.ArgErr()
-			}
-			serverOpts.TrustedProxiesStrict = 1
-
-		case "client_ip_headers":
-			headers := d.RemainingArgs()
-			for _, header := range headers {
-				if slices.Contains(serverOpts.ClientIPHeaders, header) {
-					return nil, d.Errf("client IP header %s specified more than once", header)
+				if nesting := d.Nesting(); d.NextBlock(nesting) {
+					return nil, d.ArgErr()
 				}
-				serverOpts.ClientIPHeaders = append(serverOpts.ClientIPHeaders, header)
-			}
-			if nesting := d.Nesting(); d.NextBlock(nesting) {
-				return nil, d.ArgErr()
-			}
+				serverOpts.Metrics = new(caddyhttp.Metrics)
 
-		case "metrics":
-			caddy.Log().Warn("The nested 'metrics' option inside `servers` is deprecated and will be removed in the next major version. Use the global 'metrics' option instead.")
-			serverOpts.Metrics = new(caddyhttp.Metrics)
-			for nesting := d.Nesting(); d.NextBlock(nesting); {
-				switch d.Val() {
-				case "per_host":
-					serverOpts.Metrics.PerHost = true
-				default:
-					return nil, d.Errf("unrecognized metrics option '%s'", d.Val())
+			// TODO: DEPRECATED. (August 2022)
+			case "protocol":
+				caddy.Log().Named("caddyfile").Warn("DEPRECATED: protocol sub-option will be removed soon")
+
+				for nesting := d.Nesting(); d.NextBlock(nesting); {
+					switch d.Val() {
+					case "allow_h2c":
+						caddy.Log().Named("caddyfile").Warn("DEPRECATED: allow_h2c will be removed soon; use protocols option instead")
+
+						if d.NextArg() {
+							return nil, d.ArgErr()
+						}
+						if sliceContains(serverOpts.Protocols, "h2c") {
+							return nil, d.Errf("protocol h2c already specified")
+						}
+						serverOpts.Protocols = append(serverOpts.Protocols, "h2c")
+
+					case "strict_sni_host":
+						caddy.Log().Named("caddyfile").Warn("DEPRECATED: protocol > strict_sni_host in this position will be removed soon; move up to the servers block instead")
+
+						if d.NextArg() && d.Val() != "insecure_off" && d.Val() != "on" {
+							return nil, d.Errf("strict_sni_host only supports 'on' or 'insecure_off', got '%s'", d.Val())
+						}
+						boolVal := true
+						if d.Val() == "insecure_off" {
+							boolVal = false
+						}
+						serverOpts.StrictSNIHost = &boolVal
+
+					default:
+						return nil, d.Errf("unrecognized protocol option '%s'", d.Val())
+					}
 				}
-			}
 
-		case "trace":
-			if d.NextArg() {
-				return nil, d.ArgErr()
+			default:
+				return nil, d.Errf("unrecognized servers option '%s'", d.Val())
 			}
-			serverOpts.Trace = true
-
-		default:
-			return nil, d.Errf("unrecognized servers option '%s'", d.Val())
 		}
 	}
 	return serverOpts, nil
@@ -268,7 +284,7 @@ func unmarshalCaddyfileServerOptions(d *caddyfile.Dispenser) (any, error) {
 func applyServerOptions(
 	servers map[string]*caddyhttp.Server,
 	options map[string]any,
-	_ *[]caddyconfig.Warning,
+	warnings *[]caddyconfig.Warning,
 ) error {
 	serverOpts, ok := options["servers"].([]serverOptions)
 	if !ok {
@@ -292,15 +308,24 @@ func applyServerOptions(
 
 	for key, server := range servers {
 		// find the options that apply to this server
-		optsIndex := slices.IndexFunc(serverOpts, func(s serverOptions) bool {
-			return s.ListenerAddress == "" || slices.Contains(server.Listen, s.ListenerAddress)
-		})
+		opts := func() *serverOptions {
+			for _, entry := range serverOpts {
+				if entry.ListenerAddress == "" {
+					return &entry
+				}
+				for _, listener := range server.Listen {
+					if entry.ListenerAddress == listener {
+						return &entry
+					}
+				}
+			}
+			return nil
+		}()
 
 		// if none apply, then move to the next server
-		if optsIndex == -1 {
+		if opts == nil {
 			continue
 		}
-		opts := serverOpts[optsIndex]
 
 		// set all the options
 		server.ListenerWrappersRaw = opts.ListenerWrappersRaw
@@ -315,21 +340,13 @@ func applyServerOptions(
 		server.StrictSNIHost = opts.StrictSNIHost
 		server.TrustedProxiesRaw = opts.TrustedProxiesRaw
 		server.ClientIPHeaders = opts.ClientIPHeaders
-		server.TrustedProxiesStrict = opts.TrustedProxiesStrict
 		server.Metrics = opts.Metrics
 		if opts.ShouldLogCredentials {
 			if server.Logs == nil {
-				server.Logs = new(caddyhttp.ServerLogConfig)
+				server.Logs = &caddyhttp.ServerLogConfig{}
 			}
 			server.Logs.ShouldLogCredentials = opts.ShouldLogCredentials
 		}
-		if opts.Trace {
-			// TODO: THIS IS EXPERIMENTAL (MAY 2024)
-			if server.Logs == nil {
-				server.Logs = new(caddyhttp.ServerLogConfig)
-			}
-			server.Logs.Trace = opts.Trace
-		}
 
 		if opts.Name != "" {
 			nameReplacements[key] = opts.Name

caddyconfig/httpcaddyfile/shorthands.go

@@ -33,10 +33,9 @@ func NewShorthandReplacer() ShorthandReplacer {
 		{regexp.MustCompile(`{path\.([\w-]*)}`), "{http.request.uri.path.$1}"},
 		{regexp.MustCompile(`{file\.([\w-]*)}`), "{http.request.uri.path.file.$1}"},
 		{regexp.MustCompile(`{query\.([\w-]*)}`), "{http.request.uri.query.$1}"},
-		{regexp.MustCompile(`{re\.([\w-\.]*)}`), "{http.regexp.$1}"},
+		{regexp.MustCompile(`{re\.([\w-]*)\.([\w-]*)}`), "{http.regexp.$1.$2}"},
 		{regexp.MustCompile(`{vars\.([\w-]*)}`), "{http.vars.$1}"},
 		{regexp.MustCompile(`{rp\.([\w-\.]*)}`), "{http.reverse_proxy.$1}"},
-		{regexp.MustCompile(`{resp\.([\w-\.]*)}`), "{http.intercept.$1}"},
 		{regexp.MustCompile(`{err\.([\w-\.]*)}`), "{http.error.$1}"},
 		{regexp.MustCompile(`{file_match\.([\w-]*)}`), "{http.matchers.file.$1}"},
 	}
@@ -52,28 +51,19 @@ func NewShorthandReplacer() ShorthandReplacer {
 // be used in the Caddyfile, and the right is the replacement.
 func placeholderShorthands() []string {
 	return []string{
+		"{dir}", "{http.request.uri.path.dir}",
+		"{file}", "{http.request.uri.path.file}",
 		"{host}", "{http.request.host}",
 		"{hostport}", "{http.request.hostport}",
 		"{port}", "{http.request.port}",
-		"{orig_method}", "{http.request.orig_method}",
-		"{orig_uri}", "{http.request.orig_uri}",
-		"{orig_path}", "{http.request.orig_uri.path}",
-		"{orig_dir}", "{http.request.orig_uri.path.dir}",
-		"{orig_file}", "{http.request.orig_uri.path.file}",
-		"{orig_query}", "{http.request.orig_uri.query}",
-		"{orig_?query}", "{http.request.orig_uri.prefixed_query}",
 		"{method}", "{http.request.method}",
-		"{uri}", "{http.request.uri}",
 		"{path}", "{http.request.uri.path}",
-		"{dir}", "{http.request.uri.path.dir}",
-		"{file}", "{http.request.uri.path.file}",
 		"{query}", "{http.request.uri.query}",
-		"{?query}", "{http.request.uri.prefixed_query}",
 		"{remote}", "{http.request.remote}",
 		"{remote_host}", "{http.request.remote.host}",
 		"{remote_port}", "{http.request.remote.port}",
 		"{scheme}", "{http.request.scheme}",
-		"{uuid}", "{http.request.uuid}",
+		"{uri}", "{http.request.uri}",
 		"{tls_cipher}", "{http.request.tls.cipher_suite}",
 		"{tls_version}", "{http.request.tls.version}",
 		"{tls_client_fingerprint}", "{http.request.tls.client.fingerprint}",

caddyconfig/httpcaddyfile/tlsapp.go

@@ -19,13 +19,12 @@ import (
 	"encoding/json"
 	"fmt"
 	"reflect"
-	"slices"
 	"sort"
 	"strconv"
 	"strings"
 
 	"github.com/caddyserver/certmagic"
-	"github.com/mholt/acmez/v3/acme"
+	"github.com/mholt/acmez/acme"
 
 	"github.com/caddyserver/caddy/v2"
 	"github.com/caddyserver/caddy/v2/caddyconfig"
@@ -45,8 +44,8 @@ func (st ServerType) buildTLSApp(
 	if hp, ok := options["http_port"].(int); ok {
 		httpPort = strconv.Itoa(hp)
 	}
-	autoHTTPS := []string{}
-	if ah, ok := options["auto_https"].([]string); ok {
+	autoHTTPS := "on"
+	if ah, ok := options["auto_https"].(string); ok {
 		autoHTTPS = ah
 	}
 
@@ -54,25 +53,23 @@ func (st ServerType) buildTLSApp(
 	// key, so that they don't get forgotten/omitted by auto-HTTPS
 	// (since they won't appear in route matchers)
 	httpsHostsSharedWithHostlessKey := make(map[string]struct{})
-	if !slices.Contains(autoHTTPS, "off") {
+	if autoHTTPS != "off" {
 		for _, pair := range pairings {
 			for _, sb := range pair.serverBlocks {
-				for _, addr := range sb.parsedKeys {
-					if addr.Host != "" {
-						continue
-					}
-
-					// this server block has a hostless key, now
-					// go through and add all the hosts to the set
-					for _, otherAddr := range sb.parsedKeys {
-						if otherAddr.Original == addr.Original {
-							continue
-						}
-						if otherAddr.Host != "" && otherAddr.Scheme != "http" && otherAddr.Port != httpPort {
-							httpsHostsSharedWithHostlessKey[otherAddr.Host] = struct{}{}
+				for _, addr := range sb.keys {
+					if addr.Host == "" {
+						// this server block has a hostless key, now
+						// go through and add all the hosts to the set
+						for _, otherAddr := range sb.keys {
+							if otherAddr.Original == addr.Original {
+								continue
+							}
+							if otherAddr.Host != "" && otherAddr.Scheme != "http" && otherAddr.Port != httpPort {
+								httpsHostsSharedWithHostlessKey[otherAddr.Host] = struct{}{}
+							}
 						}
+						break
 					}
-					break
 				}
 			}
 		}
@@ -92,33 +89,9 @@ func (st ServerType) buildTLSApp(
 		tlsApp.Automation.Policies = append(tlsApp.Automation.Policies, catchAllAP)
 	}
 
-	var wildcardHosts []string                        // collect all hosts that have a wildcard in them, and aren't HTTP
-	forcedAutomatedNames := make(map[string]struct{}) // explicitly configured to be automated, even if covered by a wildcard
-
-	for _, p := range pairings {
-		var addresses []string
-		for _, addressWithProtocols := range p.addressesWithProtocols {
-			addresses = append(addresses, addressWithProtocols.address)
-		}
-		if !listenersUseAnyPortOtherThan(addresses, httpPort) {
-			continue
-		}
-		for _, sblock := range p.serverBlocks {
-			for _, addr := range sblock.parsedKeys {
-				if strings.HasPrefix(addr.Host, "*.") {
-					wildcardHosts = append(wildcardHosts, addr.Host[2:])
-				}
-			}
-		}
-	}
-
 	for _, p := range pairings {
 		// avoid setting up TLS automation policies for a server that is HTTP-only
-		var addresses []string
-		for _, addressWithProtocols := range p.addressesWithProtocols {
-			addresses = append(addresses, addressWithProtocols.address)
-		}
-		if !listenersUseAnyPortOtherThan(addresses, httpPort) {
+		if !listenersUseAnyPortOtherThan(p.addresses, httpPort) {
 			continue
 		}
 
@@ -135,12 +108,6 @@ func (st ServerType) buildTLSApp(
 				return nil, warnings, err
 			}
 
-			// make a plain copy so we can compare whether we made any changes
-			apCopy, err := newBaseAutomationPolicy(options, warnings, true)
-			if err != nil {
-				return nil, warnings, err
-			}
-
 			sblockHosts := sblock.hostsFromKeys(false)
 			if len(sblockHosts) == 0 && catchAllAP != nil {
 				ap = catchAllAP
@@ -151,18 +118,6 @@ func (st ServerType) buildTLSApp(
 				ap.OnDemand = true
 			}
 
-			// collect hosts that are forced to have certs automated for their specific name
-			if _, ok := sblock.pile["tls.force_automate"]; ok {
-				for _, host := range sblockHosts {
-					forcedAutomatedNames[host] = struct{}{}
-				}
-			}
-
-			// reuse private keys tls
-			if _, ok := sblock.pile["tls.reuse_private_keys"]; ok {
-				ap.ReusePrivateKeys = true
-			}
-
 			if keyTypeVals, ok := sblock.pile["tls.key_type"]; ok {
 				ap.KeyType = keyTypeVals[0].Value.(string)
 			}
@@ -221,8 +176,8 @@ func (st ServerType) buildTLSApp(
 					if acmeIssuer.Challenges.BindHost == "" {
 						// only binding to one host is supported
 						var bindHost string
-						if asserted, ok := cfgVal.Value.(addressesWithProtocols); ok && len(asserted.addresses) > 0 {
-							bindHost = asserted.addresses[0]
+						if bindHosts, ok := cfgVal.Value.([]string); ok && len(bindHosts) > 0 {
+							bindHost = bindHosts[0]
 						}
 						acmeIssuer.Challenges.BindHost = bindHost
 					}
@@ -250,21 +205,9 @@ func (st ServerType) buildTLSApp(
 				catchAllAP = ap
 			}
 
-			hostsNotHTTP := sblock.hostsFromKeysNotHTTP(httpPort)
-			sort.Strings(hostsNotHTTP) // solely for deterministic test results
-
-			// if the we prefer wildcards and the AP is unchanged,
-			// then we can skip this AP because it should be covered
-			// by an AP with a wildcard
-			if slices.Contains(autoHTTPS, "prefer_wildcard") {
-				if hostsCoveredByWildcard(hostsNotHTTP, wildcardHosts) &&
-					reflect.DeepEqual(ap, apCopy) {
-					continue
-				}
-			}
-
 			// associate our new automation policy with this server block's hosts
-			ap.SubjectsRaw = hostsNotHTTP
+			ap.SubjectsRaw = sblock.hostsFromKeysNotHTTP(httpPort)
+			sort.Strings(ap.SubjectsRaw) // solely for deterministic test results
 
 			// if a combination of public and internal names were given
 			// for this same server block and no issuer was specified, we
@@ -276,7 +219,7 @@ func (st ServerType) buildTLSApp(
 				var internal, external []string
 				for _, s := range ap.SubjectsRaw {
 					// do not create Issuers for Tailscale domains; they will be given a Manager instead
-					if isTailscaleDomain(s) {
+					if strings.HasSuffix(strings.ToLower(s), ".ts.net") {
 						continue
 					}
 					if !certmagic.SubjectQualifiesForCert(s) {
@@ -303,7 +246,6 @@ func (st ServerType) buildTLSApp(
 					ap2.IssuersRaw = []json.RawMessage{caddyconfig.JSONModuleObject(caddytls.InternalIssuer{}, "module", "internal", &warnings)}
 				}
 			}
-
 			if tlsApp.Automation == nil {
 				tlsApp.Automation = new(caddytls.AutomationConfig)
 			}
@@ -338,7 +280,7 @@ func (st ServerType) buildTLSApp(
 					combined = reflect.New(reflect.TypeOf(cl)).Elem()
 				}
 				clVal := reflect.ValueOf(cl)
-				for i := range clVal.Len() {
+				for i := 0; i < clVal.Len(); i++ {
 					combined = reflect.Append(combined, clVal.Index(i))
 				}
 				loadersByName[name] = combined.Interface().(caddytls.CertificateLoader)
@@ -357,42 +299,6 @@ func (st ServerType) buildTLSApp(
 		tlsApp.Automation.OnDemand = onDemand
 	}
 
-	// set up "global" (to the TLS app) DNS provider config
-	if globalDNS, ok := options["dns"]; ok && globalDNS != nil {
-		tlsApp.DNSRaw = caddyconfig.JSONModuleObject(globalDNS, "name", globalDNS.(caddy.Module).CaddyModule().ID.Name(), nil)
-	}
-
-	// set up ECH from Caddyfile options
-	if ech, ok := options["ech"].(*caddytls.ECH); ok {
-		tlsApp.EncryptedClientHello = ech
-
-		// outer server names will need certificates, so make sure they're included
-		// in an automation policy for them that applies any global options
-		ap, err := newBaseAutomationPolicy(options, warnings, true)
-		if err != nil {
-			return nil, warnings, err
-		}
-		for _, cfg := range ech.Configs {
-			if cfg.PublicName != "" {
-				ap.SubjectsRaw = append(ap.SubjectsRaw, cfg.PublicName)
-			}
-		}
-		if tlsApp.Automation == nil {
-			tlsApp.Automation = new(caddytls.AutomationConfig)
-		}
-		tlsApp.Automation.Policies = append(tlsApp.Automation.Policies, ap)
-	}
-
-	// if the storage clean interval is a boolean, then it's "off" to disable cleaning
-	if sc, ok := options["storage_check"].(string); ok && sc == "off" {
-		tlsApp.DisableStorageCheck = true
-	}
-
-	// if the storage clean interval is a boolean, then it's "off" to disable cleaning
-	if sci, ok := options["storage_clean_interval"].(bool); ok && !sci {
-		tlsApp.DisableStorageClean = true
-	}
-
 	// set the storage clean interval if configured
 	if storageCleanInterval, ok := options["storage_clean_interval"].(caddy.Duration); ok {
 		if tlsApp.Automation == nil {
@@ -433,7 +339,7 @@ func (st ServerType) buildTLSApp(
 	internalAP := &caddytls.AutomationPolicy{
 		IssuersRaw: []json.RawMessage{json.RawMessage(`{"module":"internal"}`)},
 	}
-	if !slices.Contains(autoHTTPS, "off") && !slices.Contains(autoHTTPS, "disable_certs") {
+	if autoHTTPS != "off" {
 		for h := range httpsHostsSharedWithHostlessKey {
 			al = append(al, h)
 			if !certmagic.SubjectQualifiesForPublicCert(h) {
@@ -441,13 +347,6 @@ func (st ServerType) buildTLSApp(
 			}
 		}
 	}
-	for name := range forcedAutomatedNames {
-		if slices.Contains(al, name) {
-			continue
-		}
-		al = append(al, name)
-	}
-	slices.Sort(al) // to stabilize the adapt output
 	if len(al) > 0 {
 		tlsApp.CertificatesRaw["automate"] = caddyconfig.JSON(al, &warnings)
 	}
@@ -469,17 +368,20 @@ func (st ServerType) buildTLSApp(
 		globalPreferredChains := options["preferred_chains"]
 		hasGlobalACMEDefaults := globalEmail != nil || globalACMECA != nil || globalACMECARoot != nil || globalACMEDNS != nil || globalACMEEAB != nil || globalPreferredChains != nil
 		if hasGlobalACMEDefaults {
-			for i := range tlsApp.Automation.Policies {
+			for i := 0; i < len(tlsApp.Automation.Policies); i++ {
 				ap := tlsApp.Automation.Policies[i]
 				if len(ap.Issuers) == 0 && automationPolicyHasAllPublicNames(ap) {
 					// for public names, create default issuers which will later be filled in with configured global defaults
 					// (internal names will implicitly use the internal issuer at auto-https time)
-					emailStr, _ := globalEmail.(string)
-					ap.Issuers = caddytls.DefaultIssuers(emailStr)
+					ap.Issuers = caddytls.DefaultIssuers()
 
 					// if a specific endpoint is configured, can't use multiple default issuers
 					if globalACMECA != nil {
-						ap.Issuers = []certmagic.Issuer{new(caddytls.ACMEIssuer)}
+						if strings.Contains(globalACMECA.(string), "zerossl") {
+							ap.Issuers = []certmagic.Issuer{&caddytls.ZeroSSLIssuer{ACMEIssuer: new(caddytls.ACMEIssuer)}}
+						} else {
+							ap.Issuers = []certmagic.Issuer{new(caddytls.ACMEIssuer)}
+						}
 					}
 				}
 			}
@@ -552,8 +454,6 @@ func fillInGlobalACMEDefaults(issuer certmagic.Issuer, options map[string]any) e
 	globalACMEDNS := options["acme_dns"]
 	globalACMEEAB := options["acme_eab"]
 	globalPreferredChains := options["preferred_chains"]
-	globalCertLifetime := options["cert_lifetime"]
-	globalHTTPPort, globalHTTPSPort := options["http_port"], options["https_port"]
 
 	if globalEmail != nil && acmeIssuer.Email == "" {
 		acmeIssuer.Email = globalEmail.(string)
@@ -561,7 +461,7 @@ func fillInGlobalACMEDefaults(issuer certmagic.Issuer, options map[string]any) e
 	if globalACMECA != nil && acmeIssuer.CA == "" {
 		acmeIssuer.CA = globalACMECA.(string)
 	}
-	if globalACMECARoot != nil && !slices.Contains(acmeIssuer.TrustedRootsPEMFiles, globalACMECARoot.(string)) {
+	if globalACMECARoot != nil && !sliceContains(acmeIssuer.TrustedRootsPEMFiles, globalACMECARoot.(string)) {
 		acmeIssuer.TrustedRootsPEMFiles = append(acmeIssuer.TrustedRootsPEMFiles, globalACMECARoot.(string))
 	}
 	if globalACMEDNS != nil && (acmeIssuer.Challenges == nil || acmeIssuer.Challenges.DNS == nil) {
@@ -577,28 +477,6 @@ func fillInGlobalACMEDefaults(issuer certmagic.Issuer, options map[string]any) e
 	if globalPreferredChains != nil && acmeIssuer.PreferredChains == nil {
 		acmeIssuer.PreferredChains = globalPreferredChains.(*caddytls.ChainPreference)
 	}
-	// only configure alt HTTP and TLS-ALPN ports if the DNS challenge is not enabled (wouldn't hurt, but isn't necessary since the DNS challenge is exclusive of others)
-	if globalHTTPPort != nil && (acmeIssuer.Challenges == nil || acmeIssuer.Challenges.DNS == nil) && (acmeIssuer.Challenges == nil || acmeIssuer.Challenges.HTTP == nil || acmeIssuer.Challenges.HTTP.AlternatePort == 0) {
-		if acmeIssuer.Challenges == nil {
-			acmeIssuer.Challenges = new(caddytls.ChallengesConfig)
-		}
-		if acmeIssuer.Challenges.HTTP == nil {
-			acmeIssuer.Challenges.HTTP = new(caddytls.HTTPChallengeConfig)
-		}
-		acmeIssuer.Challenges.HTTP.AlternatePort = globalHTTPPort.(int)
-	}
-	if globalHTTPSPort != nil && (acmeIssuer.Challenges == nil || acmeIssuer.Challenges.DNS == nil) && (acmeIssuer.Challenges == nil || acmeIssuer.Challenges.TLSALPN == nil || acmeIssuer.Challenges.TLSALPN.AlternatePort == 0) {
-		if acmeIssuer.Challenges == nil {
-			acmeIssuer.Challenges = new(caddytls.ChallengesConfig)
-		}
-		if acmeIssuer.Challenges.TLSALPN == nil {
-			acmeIssuer.Challenges.TLSALPN = new(caddytls.TLSALPNChallengeConfig)
-		}
-		acmeIssuer.Challenges.TLSALPN.AlternatePort = globalHTTPSPort.(int)
-	}
-	if globalCertLifetime != nil && acmeIssuer.CertificateLifetime == 0 {
-		acmeIssuer.CertificateLifetime = globalCertLifetime.(caddy.Duration)
-	}
 	return nil
 }
 
@@ -607,11 +485,7 @@ func fillInGlobalACMEDefaults(issuer certmagic.Issuer, options map[string]any) e
 // for any other automation policies. A nil policy (and no error) will be
 // returned if there are no default/global options. However, if always is
 // true, a non-nil value will always be returned (unless there is an error).
-func newBaseAutomationPolicy(
-	options map[string]any,
-	_ []caddyconfig.Warning,
-	always bool,
-) (*caddytls.AutomationPolicy, error) {
+func newBaseAutomationPolicy(options map[string]any, warnings []caddyconfig.Warning, always bool) (*caddytls.AutomationPolicy, error) {
 	issuers, hasIssuers := options["cert_issuer"]
 	_, hasLocalCerts := options["local_certs"]
 	keyType, hasKeyType := options["key_type"]
@@ -677,7 +551,7 @@ func consolidateAutomationPolicies(aps []*caddytls.AutomationPolicy) []*caddytls
 			if !automationPolicyHasAllPublicNames(aps[i]) {
 				// if this automation policy has internal names, we might as well remove it
 				// so auto-https can implicitly use the internal issuer
-				aps = slices.Delete(aps, i, i+1)
+				aps = append(aps[:i], aps[i+1:]...)
 				i--
 			}
 		}
@@ -694,7 +568,7 @@ outer:
 		for j := i + 1; j < len(aps); j++ {
 			// if they're exactly equal in every way, just keep one of them
 			if reflect.DeepEqual(aps[i], aps[j]) {
-				aps = slices.Delete(aps, j, j+1)
+				aps = append(aps[:j], aps[j+1:]...)
 				// must re-evaluate current i against next j; can't skip it!
 				// even if i decrements to -1, will be incremented to 0 immediately
 				i--
@@ -708,12 +582,10 @@ outer:
 			// eaten up by the one with subjects; and if both have subjects, we
 			// need to combine their lists
 			if reflect.DeepEqual(aps[i].IssuersRaw, aps[j].IssuersRaw) &&
-				reflect.DeepEqual(aps[i].ManagersRaw, aps[j].ManagersRaw) &&
 				bytes.Equal(aps[i].StorageRaw, aps[j].StorageRaw) &&
 				aps[i].MustStaple == aps[j].MustStaple &&
 				aps[i].KeyType == aps[j].KeyType &&
 				aps[i].OnDemand == aps[j].OnDemand &&
-				aps[i].ReusePrivateKeys == aps[j].ReusePrivateKeys &&
 				aps[i].RenewalWindowRatio == aps[j].RenewalWindowRatio {
 				if len(aps[i].SubjectsRaw) > 0 && len(aps[j].SubjectsRaw) == 0 {
 					// later policy (at j) has no subjects ("catch-all"), so we can
@@ -724,18 +596,18 @@ outer:
 					// cause example.com to be served by the less specific policy for
 					// '*.com', which might be different (yes we've seen this happen)
 					if automationPolicyShadows(i, aps) >= j {
-						aps = slices.Delete(aps, i, i+1)
+						aps = append(aps[:i], aps[i+1:]...)
 						i--
 						continue outer
 					}
 				} else {
 					// avoid repeated subjects
 					for _, subj := range aps[j].SubjectsRaw {
-						if !slices.Contains(aps[i].SubjectsRaw, subj) {
+						if !sliceContains(aps[i].SubjectsRaw, subj) {
 							aps[i].SubjectsRaw = append(aps[i].SubjectsRaw, subj)
 						}
 					}
-					aps = slices.Delete(aps, j, j+1)
+					aps = append(aps[:j], aps[j+1:]...)
 					j--
 				}
 			}
@@ -755,9 +627,13 @@ func automationPolicyIsSubset(a, b *caddytls.AutomationPolicy) bool {
 		return false
 	}
 	for _, aSubj := range a.SubjectsRaw {
-		inSuperset := slices.ContainsFunc(b.SubjectsRaw, func(bSubj string) bool {
-			return certmagic.MatchWildcard(aSubj, bSubj)
-		})
+		var inSuperset bool
+		for _, bSubj := range b.SubjectsRaw {
+			if certmagic.MatchWildcard(aSubj, bSubj) {
+				inSuperset = true
+				break
+			}
+		}
 		if !inSuperset {
 			return false
 		}
@@ -783,47 +659,17 @@ func automationPolicyShadows(i int, aps []*caddytls.AutomationPolicy) int {
 // subjectQualifiesForPublicCert is like certmagic.SubjectQualifiesForPublicCert() except
 // that this allows domains with multiple wildcard levels like '*.*.example.com' to qualify
 // if the automation policy has OnDemand enabled (i.e. this function is more lenient).
-//
-// IP subjects are considered as non-qualifying for public certs. Technically, there are
-// now public ACME CAs as well as non-ACME CAs that issue IP certificates. But this function
-// is used solely for implicit automation (defaults), where it gets really complicated to
-// keep track of which issuers support IP certificates in which circumstances. Currently,
-// issuers that support IP certificates are very few, and all require some sort of config
-// from the user anyway (such as an account credential). Since we cannot implicitly and
-// automatically get public IP certs without configuration from the user, we treat IPs as
-// not qualifying for public certificates. Users should expressly configure an issuer
-// that supports IP certs for that purpose.
 func subjectQualifiesForPublicCert(ap *caddytls.AutomationPolicy, subj string) bool {
 	return !certmagic.SubjectIsIP(subj) &&
 		!certmagic.SubjectIsInternal(subj) &&
 		(strings.Count(subj, "*.") < 2 || ap.OnDemand)
 }
 
-// automationPolicyHasAllPublicNames returns true if all the names on the policy
-// do NOT qualify for public certs OR are tailscale domains.
 func automationPolicyHasAllPublicNames(ap *caddytls.AutomationPolicy) bool {
-	return !slices.ContainsFunc(ap.SubjectsRaw, func(i string) bool {
-		return !subjectQualifiesForPublicCert(ap, i) || isTailscaleDomain(i)
-	})
-}
-
-func isTailscaleDomain(name string) bool {
-	return strings.HasSuffix(strings.ToLower(name), ".ts.net")
-}
-
-func hostsCoveredByWildcard(hosts []string, wildcards []string) bool {
-	if len(hosts) == 0 || len(wildcards) == 0 {
-		return false
-	}
-	for _, host := range hosts {
-		for _, wildcard := range wildcards {
-			if strings.HasPrefix(host, "*.") {
-				continue
-			}
-			if certmagic.MatchWildcard(host, "*."+wildcard) {
-				return true
-			}
+	for _, subj := range ap.SubjectsRaw {
+		if !subjectQualifiesForPublicCert(ap, subj) {
+			return false
 		}
 	}
-	return false
+	return true
 }

caddyconfig/httploader.go

@@ -35,7 +35,7 @@ func init() {
 // If the response is not a JSON config, a config adapter must be specified
 // either in the loader config (`adapter`), or in the Content-Type HTTP header
 // returned in the HTTP response from the server. The Content-Type header is
-// read just like the admin API's `/load` endpoint. If you don't have control
+// read just like the admin API's `/load` endpoint. Uf you don't have control
 // over the HTTP server (but can still trust its response), you can override
 // the Content-Type header by setting the `adapter` property in this config.
 type HTTPLoader struct {
@@ -181,16 +181,19 @@ func (hl HTTPLoader) makeClient(ctx caddy.Context) (*http.Client, error) {
 			if err != nil {
 				return nil, fmt.Errorf("getting server identity credentials: %v", err)
 			}
-			// See https://github.com/securego/gosec/issues/1054#issuecomment-2072235199
-			//nolint:gosec
-			tlsConfig = &tls.Config{Certificates: certs}
+			if tlsConfig == nil {
+				tlsConfig = new(tls.Config)
+			}
+			tlsConfig.Certificates = certs
 		} else if hl.TLS.ClientCertificateFile != "" && hl.TLS.ClientCertificateKeyFile != "" {
 			cert, err := tls.LoadX509KeyPair(hl.TLS.ClientCertificateFile, hl.TLS.ClientCertificateKeyFile)
 			if err != nil {
 				return nil, err
 			}
-			//nolint:gosec
-			tlsConfig = &tls.Config{Certificates: []tls.Certificate{cert}}
+			if tlsConfig == nil {
+				tlsConfig = new(tls.Config)
+			}
+			tlsConfig.Certificates = []tls.Certificate{cert}
 		}
 
 		// trusted server certs

caddytest/caddytest.go

@@ -8,7 +8,6 @@ import (
 	"errors"
 	"fmt"
 	"io"
-	"io/fs"
 	"log"
 	"net"
 	"net/http"
@@ -31,12 +30,12 @@ import (
 	_ "github.com/caddyserver/caddy/v2/modules/standard"
 )
 
-// Config store any configuration required to make the tests run
-type Config struct {
+// Defaults store any configuration required to make the tests run
+type Defaults struct {
 	// Port we expect caddy to listening on
 	AdminPort int
 	// Certificates we expect to be loaded before attempting to run the tests
-	Certificates []string
+	Certifcates []string
 	// TestRequestTimeout is the time to wait for a http request to
 	TestRequestTimeout time.Duration
 	// LoadRequestTimeout is the time to wait for the config to be loaded against the caddy server
@@ -44,9 +43,9 @@ type Config struct {
 }
 
 // Default testing values
-var Default = Config{
+var Default = Defaults{
 	AdminPort:          2999, // different from what a real server also running on a developer's machine might be
-	Certificates:       []string{"/caddy.localhost.crt", "/caddy.localhost.key"},
+	Certifcates:        []string{"/caddy.localhost.crt", "/caddy.localhost.key"},
 	TestRequestTimeout: 5 * time.Second,
 	LoadRequestTimeout: 5 * time.Second,
 }
@@ -60,12 +59,11 @@ var (
 type Tester struct {
 	Client       *http.Client
 	configLoaded bool
-	t            testing.TB
-	config       Config
+	t            *testing.T
 }
 
 // NewTester will create a new testing client with an attached cookie jar
-func NewTester(t testing.TB) *Tester {
+func NewTester(t *testing.T) *Tester {
 	jar, err := cookiejar.New(nil)
 	if err != nil {
 		t.Fatalf("failed to create cookiejar: %s", err)
@@ -79,29 +77,9 @@ func NewTester(t testing.TB) *Tester {
 		},
 		configLoaded: false,
 		t:            t,
-		config:       Default,
 	}
 }
 
-// WithDefaultOverrides this will override the default test configuration with the provided values.
-func (tc *Tester) WithDefaultOverrides(overrides Config) *Tester {
-	if overrides.AdminPort != 0 {
-		tc.config.AdminPort = overrides.AdminPort
-	}
-	if len(overrides.Certificates) > 0 {
-		tc.config.Certificates = overrides.Certificates
-	}
-	if overrides.TestRequestTimeout != 0 {
-		tc.config.TestRequestTimeout = overrides.TestRequestTimeout
-		tc.Client.Timeout = overrides.TestRequestTimeout
-	}
-	if overrides.LoadRequestTimeout != 0 {
-		tc.config.LoadRequestTimeout = overrides.LoadRequestTimeout
-	}
-
-	return tc
-}
-
 type configLoadError struct {
 	Response string
 }
@@ -134,7 +112,7 @@ func (tc *Tester) initServer(rawConfig string, configType string) error {
 		return nil
 	}
 
-	err := validateTestPrerequisites(tc)
+	err := validateTestPrerequisites(tc.t)
 	if err != nil {
 		tc.t.Skipf("skipping tests as failed integration prerequisites. %s", err)
 		return nil
@@ -142,7 +120,8 @@ func (tc *Tester) initServer(rawConfig string, configType string) error {
 
 	tc.t.Cleanup(func() {
 		if tc.t.Failed() && tc.configLoaded {
-			res, err := http.Get(fmt.Sprintf("http://localhost:%d/config/", tc.config.AdminPort))
+
+			res, err := http.Get(fmt.Sprintf("http://localhost:%d/config/", Default.AdminPort))
 			if err != nil {
 				tc.t.Log("unable to read the current config")
 				return
@@ -157,25 +136,11 @@ func (tc *Tester) initServer(rawConfig string, configType string) error {
 	})
 
 	rawConfig = prependCaddyFilePath(rawConfig)
-	// normalize JSON config
-	if configType == "json" {
-		tc.t.Logf("Before: %s", rawConfig)
-		var conf any
-		if err := json.Unmarshal([]byte(rawConfig), &conf); err != nil {
-			return err
-		}
-		c, err := json.Marshal(conf)
-		if err != nil {
-			return err
-		}
-		rawConfig = string(c)
-		tc.t.Logf("After: %s", rawConfig)
-	}
 	client := &http.Client{
-		Timeout: tc.config.LoadRequestTimeout,
+		Timeout: Default.LoadRequestTimeout,
 	}
 	start := time.Now()
-	req, err := http.NewRequest("POST", fmt.Sprintf("http://localhost:%d/load", tc.config.AdminPort), strings.NewReader(rawConfig))
+	req, err := http.NewRequest("POST", fmt.Sprintf("http://localhost:%d/load", Default.AdminPort), strings.NewReader(rawConfig))
 	if err != nil {
 		tc.t.Errorf("failed to create request. %s", err)
 		return err
@@ -226,11 +191,11 @@ func (tc *Tester) ensureConfigRunning(rawConfig string, configType string) error
 	}
 
 	client := &http.Client{
-		Timeout: tc.config.LoadRequestTimeout,
+		Timeout: Default.LoadRequestTimeout,
 	}
 
 	fetchConfig := func(client *http.Client) any {
-		resp, err := client.Get(fmt.Sprintf("http://localhost:%d/config/", tc.config.AdminPort))
+		resp, err := client.Get(fmt.Sprintf("http://localhost:%d/config/", Default.AdminPort))
 		if err != nil {
 			return nil
 		}
@@ -258,30 +223,30 @@ func (tc *Tester) ensureConfigRunning(rawConfig string, configType string) error
 }
 
 const initConfig = `{
-	admin localhost:%d
+	admin localhost:2999
 }
 `
 
 // validateTestPrerequisites ensures the certificates are available in the
 // designated path and Caddy sub-process is running.
-func validateTestPrerequisites(tc *Tester) error {
+func validateTestPrerequisites(t *testing.T) error {
 	// check certificates are found
-	for _, certName := range tc.config.Certificates {
-		if _, err := os.Stat(getIntegrationDir() + certName); errors.Is(err, fs.ErrNotExist) {
+	for _, certName := range Default.Certifcates {
+		if _, err := os.Stat(getIntegrationDir() + certName); os.IsNotExist(err) {
 			return fmt.Errorf("caddy integration test certificates (%s) not found", certName)
 		}
 	}
 
-	if isCaddyAdminRunning(tc) != nil {
+	if isCaddyAdminRunning() != nil {
 		// setup the init config file, and set the cleanup afterwards
 		f, err := os.CreateTemp("", "")
 		if err != nil {
 			return err
 		}
-		tc.t.Cleanup(func() {
+		t.Cleanup(func() {
 			os.Remove(f.Name())
 		})
-		if _, err := f.WriteString(fmt.Sprintf(initConfig, tc.config.AdminPort)); err != nil {
+		if _, err := f.WriteString(initConfig); err != nil {
 			return err
 		}
 
@@ -292,23 +257,23 @@ func validateTestPrerequisites(tc *Tester) error {
 		}()
 
 		// wait for caddy to start serving the initial config
-		for retries := 10; retries > 0 && isCaddyAdminRunning(tc) != nil; retries-- {
+		for retries := 10; retries > 0 && isCaddyAdminRunning() != nil; retries-- {
 			time.Sleep(1 * time.Second)
 		}
 	}
 
 	// one more time to return the error
-	return isCaddyAdminRunning(tc)
+	return isCaddyAdminRunning()
 }
 
-func isCaddyAdminRunning(tc *Tester) error {
+func isCaddyAdminRunning() error {
 	// assert that caddy is running
 	client := &http.Client{
-		Timeout: tc.config.LoadRequestTimeout,
+		Timeout: Default.LoadRequestTimeout,
 	}
-	resp, err := client.Get(fmt.Sprintf("http://localhost:%d/config/", tc.config.AdminPort))
+	resp, err := client.Get(fmt.Sprintf("http://localhost:%d/config/", Default.AdminPort))
 	if err != nil {
-		return fmt.Errorf("caddy integration test caddy server not running. Expected to be listening on localhost:%d", tc.config.AdminPort)
+		return fmt.Errorf("caddy integration test caddy server not running. Expected to be listening on localhost:%d", Default.AdminPort)
 	}
 	resp.Body.Close()
 
@@ -408,7 +373,7 @@ func (tc *Tester) AssertRedirect(requestURI string, expectedToLocation string, e
 }
 
 // CompareAdapt adapts a config and then compares it against an expected result
-func CompareAdapt(t testing.TB, filename, rawConfig string, adapterName string, expectedResponse string) bool {
+func CompareAdapt(t *testing.T, filename, rawConfig string, adapterName string, expectedResponse string) bool {
 	cfgAdapter := caddyconfig.GetAdapter(adapterName)
 	if cfgAdapter == nil {
 		t.Logf("unrecognized config adapter '%s'", adapterName)
@@ -467,7 +432,7 @@ func CompareAdapt(t testing.TB, filename, rawConfig string, adapterName string,
 }
 
 // AssertAdapt adapts a config and then tests it against an expected result
-func AssertAdapt(t testing.TB, rawConfig string, adapterName string, expectedResponse string) {
+func AssertAdapt(t *testing.T, rawConfig string, adapterName string, expectedResponse string) {
 	ok := CompareAdapt(t, "Caddyfile", rawConfig, adapterName, expectedResponse)
 	if !ok {
 		t.Fail()
@@ -476,7 +441,7 @@ func AssertAdapt(t testing.TB, rawConfig string, adapterName string, expectedRes
 
 // Generic request functions
 
-func applyHeaders(t testing.TB, req *http.Request, requestHeaders []string) {
+func applyHeaders(t *testing.T, req *http.Request, requestHeaders []string) {
 	requestContentType := ""
 	for _, requestHeader := range requestHeaders {
 		arr := strings.SplitAfterN(requestHeader, ":", 2)

caddytest/caddytest_test.go

@@ -1,7 +1,6 @@
 package caddytest
 
 import (
-	"net/http"
 	"strings"
 	"testing"
 )
@@ -32,97 +31,3 @@ func TestReplaceCertificatePaths(t *testing.T) {
 		t.Error("expected redirect uri to be unchanged")
 	}
 }
-
-func TestLoadUnorderedJSON(t *testing.T) {
-	tester := NewTester(t)
-	tester.InitServer(`
-	{
-		"logging": {
-			"logs": {
-				"default": {
-					"level": "DEBUG",
-					"writer": {
-						"output": "stdout"
-					}
-				},
-				"sStdOutLogs": {
-					"level": "DEBUG",
-					"writer": {
-						"output": "stdout"
-					},
-					"include": [
-						"http.*",
-						"admin.*"
-					]
-				},
-				"sFileLogs": {
-					"level": "DEBUG",
-					"writer": {
-						"output": "stdout"
-					},
-					"include": [
-						"http.*",
-						"admin.*"
-					]
-				}
-			}
-		},
-		"admin": {
-			"listen": "localhost:2999"
-		},
-		"apps": {
-			"pki": {
-				"certificate_authorities" : {
-				  "local" : {
-					"install_trust": false
-				  }
-				}
-			},
-			"http": {
-				"http_port": 9080,
-				"https_port": 9443,
-				"servers": {
-					"s_server": {
-						"listen": [
-							":9080"
-						],
-						"routes": [
-							{
-								"handle": [
-									{
-										"handler": "static_response",
-										"body": "Hello"
-									}
-								]
-							},
-							{
-								"match": [
-									{
-										"host": [
-											"localhost",
-											"127.0.0.1"
-										]
-									}
-								]
-							}
-						],
-						"logs": {
-							"default_logger_name": "sStdOutLogs",
-							"logger_names": {
-								"localhost": "sStdOutLogs",
-								"127.0.0.1": "sFileLogs"
-							}
-						}
-					}
-				}
-			}
-		}
-	}
-  `, "json")
-	req, err := http.NewRequest(http.MethodGet, "http://localhost:9080/", nil)
-	if err != nil {
-		t.Fail()
-		return
-	}
-	tester.AssertResponseCode(req, 200)
-}

caddytest/integration/acme_test.go

@@ -1,208 +0,0 @@
-package integration
-
-import (
-	"context"
-	"crypto/ecdsa"
-	"crypto/elliptic"
-	"crypto/rand"
-	"fmt"
-	"log/slog"
-	"net"
-	"net/http"
-	"strings"
-	"testing"
-
-	"github.com/caddyserver/caddy/v2"
-	"github.com/caddyserver/caddy/v2/caddytest"
-	"github.com/mholt/acmez/v3"
-	"github.com/mholt/acmez/v3/acme"
-	smallstepacme "github.com/smallstep/certificates/acme"
-	"go.uber.org/zap"
-	"go.uber.org/zap/exp/zapslog"
-)
-
-const acmeChallengePort = 9081
-
-// Test the basic functionality of Caddy's ACME server
-func TestACMEServerWithDefaults(t *testing.T) {
-	ctx := context.Background()
-	logger, err := zap.NewDevelopment()
-	if err != nil {
-		t.Error(err)
-		return
-	}
-
-	tester := caddytest.NewTester(t)
-	tester.InitServer(`
-	{
-		skip_install_trust
-		admin localhost:2999
-		http_port     9080
-		https_port    9443
-		local_certs
-	}
-	acme.localhost {
-		acme_server
-	}
-  `, "caddyfile")
-
-	client := acmez.Client{
-		Client: &acme.Client{
-			Directory:  "https://acme.localhost:9443/acme/local/directory",
-			HTTPClient: tester.Client,
-			Logger:     slog.New(zapslog.NewHandler(logger.Core())),
-		},
-		ChallengeSolvers: map[string]acmez.Solver{
-			acme.ChallengeTypeHTTP01: &naiveHTTPSolver{logger: logger},
-		},
-	}
-
-	accountPrivateKey, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
-	if err != nil {
-		t.Errorf("generating account key: %v", err)
-	}
-	account := acme.Account{
-		Contact:              []string{"mailto:you@example.com"},
-		TermsOfServiceAgreed: true,
-		PrivateKey:           accountPrivateKey,
-	}
-	account, err = client.NewAccount(ctx, account)
-	if err != nil {
-		t.Errorf("new account: %v", err)
-		return
-	}
-
-	// Every certificate needs a key.
-	certPrivateKey, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
-	if err != nil {
-		t.Errorf("generating certificate key: %v", err)
-		return
-	}
-
-	certs, err := client.ObtainCertificateForSANs(ctx, account, certPrivateKey, []string{"localhost"})
-	if err != nil {
-		t.Errorf("obtaining certificate: %v", err)
-		return
-	}
-
-	// ACME servers should usually give you the entire certificate chain
-	// in PEM format, and sometimes even alternate chains! It's up to you
-	// which one(s) to store and use, but whatever you do, be sure to
-	// store the certificate and key somewhere safe and secure, i.e. don't
-	// lose them!
-	for _, cert := range certs {
-		t.Logf("Certificate %q:\n%s\n\n", cert.URL, cert.ChainPEM)
-	}
-}
-
-func TestACMEServerWithMismatchedChallenges(t *testing.T) {
-	ctx := context.Background()
-	logger := caddy.Log().Named("acmez")
-
-	tester := caddytest.NewTester(t)
-	tester.InitServer(`
-	{
-		skip_install_trust
-		admin localhost:2999
-		http_port     9080
-		https_port    9443
-		local_certs
-	}
-	acme.localhost {
-		acme_server {
-			challenges tls-alpn-01
-		}
-	}
-  `, "caddyfile")
-
-	client := acmez.Client{
-		Client: &acme.Client{
-			Directory:  "https://acme.localhost:9443/acme/local/directory",
-			HTTPClient: tester.Client,
-			Logger:     slog.New(zapslog.NewHandler(logger.Core())),
-		},
-		ChallengeSolvers: map[string]acmez.Solver{
-			acme.ChallengeTypeHTTP01: &naiveHTTPSolver{logger: logger},
-		},
-	}
-
-	accountPrivateKey, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
-	if err != nil {
-		t.Errorf("generating account key: %v", err)
-	}
-	account := acme.Account{
-		Contact:              []string{"mailto:you@example.com"},
-		TermsOfServiceAgreed: true,
-		PrivateKey:           accountPrivateKey,
-	}
-	account, err = client.NewAccount(ctx, account)
-	if err != nil {
-		t.Errorf("new account: %v", err)
-		return
-	}
-
-	// Every certificate needs a key.
-	certPrivateKey, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
-	if err != nil {
-		t.Errorf("generating certificate key: %v", err)
-		return
-	}
-
-	certs, err := client.ObtainCertificateForSANs(ctx, account, certPrivateKey, []string{"localhost"})
-	if len(certs) > 0 {
-		t.Errorf("expected '0' certificates, but received '%d'", len(certs))
-	}
-	if err == nil {
-		t.Error("expected errors, but received none")
-	}
-	const expectedErrMsg = "no solvers available for remaining challenges (configured=[http-01] offered=[tls-alpn-01] remaining=[tls-alpn-01])"
-	if !strings.Contains(err.Error(), expectedErrMsg) {
-		t.Errorf(`received error message does not match expectation: expected="%s" received="%s"`, expectedErrMsg, err.Error())
-	}
-}
-
-// naiveHTTPSolver is a no-op acmez.Solver for example purposes only.
-type naiveHTTPSolver struct {
-	srv    *http.Server
-	logger *zap.Logger
-}
-
-func (s *naiveHTTPSolver) Present(ctx context.Context, challenge acme.Challenge) error {
-	smallstepacme.InsecurePortHTTP01 = acmeChallengePort
-	s.srv = &http.Server{
-		Addr: fmt.Sprintf(":%d", acmeChallengePort),
-		Handler: http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-			host, _, err := net.SplitHostPort(r.Host)
-			if err != nil {
-				host = r.Host
-			}
-			s.logger.Info("received request on challenge server", zap.String("path", r.URL.Path))
-			if r.Method == "GET" && r.URL.Path == challenge.HTTP01ResourcePath() && strings.EqualFold(host, challenge.Identifier.Value) {
-				w.Header().Add("Content-Type", "text/plain")
-				w.Write([]byte(challenge.KeyAuthorization))
-				r.Close = true
-				s.logger.Info("served key authentication",
-					zap.String("identifier", challenge.Identifier.Value),
-					zap.String("challenge", "http-01"),
-					zap.String("remote", r.RemoteAddr),
-				)
-			}
-		}),
-	}
-	l, err := net.Listen("tcp", fmt.Sprintf(":%d", acmeChallengePort))
-	if err != nil {
-		return err
-	}
-	s.logger.Info("present challenge", zap.Any("challenge", challenge))
-	go s.srv.Serve(l)
-	return nil
-}
-
-func (s naiveHTTPSolver) CleanUp(ctx context.Context, challenge acme.Challenge) error {
-	smallstepacme.InsecurePortHTTP01 = 0
-	s.logger.Info("cleanup", zap.Any("challenge", challenge))
-	if s.srv != nil {
-		s.srv.Close()
-	}
-	return nil
-}

caddytest/integration/acmeserver_test.go

@@ -1,206 +0,0 @@
-package integration
-
-import (
-	"context"
-	"crypto/ecdsa"
-	"crypto/elliptic"
-	"crypto/rand"
-	"log/slog"
-	"strings"
-	"testing"
-
-	"github.com/caddyserver/caddy/v2/caddytest"
-	"github.com/mholt/acmez/v3"
-	"github.com/mholt/acmez/v3/acme"
-	"go.uber.org/zap"
-	"go.uber.org/zap/exp/zapslog"
-)
-
-func TestACMEServerDirectory(t *testing.T) {
-	tester := caddytest.NewTester(t)
-	tester.InitServer(`
-	{
-		skip_install_trust
-		local_certs
-		admin localhost:2999
-		http_port     9080
-		https_port    9443
-		pki {
-			ca local {
-				name "Caddy Local Authority"
-			}
-		}
-	}
-	acme.localhost:9443 {
-		acme_server
-	}
-  `, "caddyfile")
-	tester.AssertGetResponse(
-		"https://acme.localhost:9443/acme/local/directory",
-		200,
-		`{"newNonce":"https://acme.localhost:9443/acme/local/new-nonce","newAccount":"https://acme.localhost:9443/acme/local/new-account","newOrder":"https://acme.localhost:9443/acme/local/new-order","revokeCert":"https://acme.localhost:9443/acme/local/revoke-cert","keyChange":"https://acme.localhost:9443/acme/local/key-change"}
-`)
-}
-
-func TestACMEServerAllowPolicy(t *testing.T) {
-	tester := caddytest.NewTester(t)
-	tester.InitServer(`
-	{
-		skip_install_trust
-		local_certs
-		admin localhost:2999
-		http_port     9080
-		https_port    9443
-		pki {
-			ca local {
-				name "Caddy Local Authority"
-			}
-		}
-	}
-	acme.localhost {
-		acme_server {
-			challenges http-01
-			allow {
-				domains localhost
-			}
-		}
-	}
-  `, "caddyfile")
-
-	ctx := context.Background()
-	logger, err := zap.NewDevelopment()
-	if err != nil {
-		t.Error(err)
-		return
-	}
-
-	client := acmez.Client{
-		Client: &acme.Client{
-			Directory:  "https://acme.localhost:9443/acme/local/directory",
-			HTTPClient: tester.Client,
-			Logger:     slog.New(zapslog.NewHandler(logger.Core())),
-		},
-		ChallengeSolvers: map[string]acmez.Solver{
-			acme.ChallengeTypeHTTP01: &naiveHTTPSolver{logger: logger},
-		},
-	}
-
-	accountPrivateKey, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
-	if err != nil {
-		t.Errorf("generating account key: %v", err)
-	}
-	account := acme.Account{
-		Contact:              []string{"mailto:you@example.com"},
-		TermsOfServiceAgreed: true,
-		PrivateKey:           accountPrivateKey,
-	}
-	account, err = client.NewAccount(ctx, account)
-	if err != nil {
-		t.Errorf("new account: %v", err)
-		return
-	}
-
-	// Every certificate needs a key.
-	certPrivateKey, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
-	if err != nil {
-		t.Errorf("generating certificate key: %v", err)
-		return
-	}
-	{
-		certs, err := client.ObtainCertificateForSANs(ctx, account, certPrivateKey, []string{"localhost"})
-		if err != nil {
-			t.Errorf("obtaining certificate for allowed domain: %v", err)
-			return
-		}
-
-		// ACME servers should usually give you the entire certificate chain
-		// in PEM format, and sometimes even alternate chains! It's up to you
-		// which one(s) to store and use, but whatever you do, be sure to
-		// store the certificate and key somewhere safe and secure, i.e. don't
-		// lose them!
-		for _, cert := range certs {
-			t.Logf("Certificate %q:\n%s\n\n", cert.URL, cert.ChainPEM)
-		}
-	}
-	{
-		_, err := client.ObtainCertificateForSANs(ctx, account, certPrivateKey, []string{"not-matching.localhost"})
-		if err == nil {
-			t.Errorf("obtaining certificate for 'not-matching.localhost' domain")
-		} else if err != nil && !strings.Contains(err.Error(), "urn:ietf:params:acme:error:rejectedIdentifier") {
-			t.Logf("unexpected error: %v", err)
-		}
-	}
-}
-
-func TestACMEServerDenyPolicy(t *testing.T) {
-	tester := caddytest.NewTester(t)
-	tester.InitServer(`
-	{
-		skip_install_trust
-		local_certs
-		admin localhost:2999
-		http_port     9080
-		https_port    9443
-		pki {
-			ca local {
-				name "Caddy Local Authority"
-			}
-		}
-	}
-	acme.localhost {
-		acme_server {
-			deny {
-				domains deny.localhost
-			}
-		}
-	}
-  `, "caddyfile")
-
-	ctx := context.Background()
-	logger, err := zap.NewDevelopment()
-	if err != nil {
-		t.Error(err)
-		return
-	}
-
-	client := acmez.Client{
-		Client: &acme.Client{
-			Directory:  "https://acme.localhost:9443/acme/local/directory",
-			HTTPClient: tester.Client,
-			Logger:     slog.New(zapslog.NewHandler(logger.Core())),
-		},
-		ChallengeSolvers: map[string]acmez.Solver{
-			acme.ChallengeTypeHTTP01: &naiveHTTPSolver{logger: logger},
-		},
-	}
-
-	accountPrivateKey, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
-	if err != nil {
-		t.Errorf("generating account key: %v", err)
-	}
-	account := acme.Account{
-		Contact:              []string{"mailto:you@example.com"},
-		TermsOfServiceAgreed: true,
-		PrivateKey:           accountPrivateKey,
-	}
-	account, err = client.NewAccount(ctx, account)
-	if err != nil {
-		t.Errorf("new account: %v", err)
-		return
-	}
-
-	// Every certificate needs a key.
-	certPrivateKey, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
-	if err != nil {
-		t.Errorf("generating certificate key: %v", err)
-		return
-	}
-	{
-		_, err := client.ObtainCertificateForSANs(ctx, account, certPrivateKey, []string{"deny.localhost"})
-		if err == nil {
-			t.Errorf("obtaining certificate for 'deny.localhost' domain")
-		} else if err != nil && !strings.Contains(err.Error(), "urn:ietf:params:acme:error:rejectedIdentifier") {
-			t.Logf("unexpected error: %v", err)
-		}
-	}
-}

caddytest/integration/caddyfile_adapt/acme_server_custom_challenges.caddyfiletest

@@ -1,65 +0,0 @@
-{
-	pki {
-		ca custom-ca {
-			name "Custom CA"
-		}
-	}
-}
-
-acme.example.com {
-	acme_server {
-		ca custom-ca
-		challenges dns-01
-	}
-}
-----------
-{
-	"apps": {
-		"http": {
-			"servers": {
-				"srv0": {
-					"listen": [
-						":443"
-					],
-					"routes": [
-						{
-							"match": [
-								{
-									"host": [
-										"acme.example.com"
-									]
-								}
-							],
-							"handle": [
-								{
-									"handler": "subroute",
-									"routes": [
-										{
-											"handle": [
-												{
-													"ca": "custom-ca",
-													"challenges": [
-														"dns-01"
-													],
-													"handler": "acme_server"
-												}
-											]
-										}
-									]
-								}
-							],
-							"terminal": true
-						}
-					]
-				}
-			}
-		},
-		"pki": {
-			"certificate_authorities": {
-				"custom-ca": {
-					"name": "Custom CA"
-				}
-			}
-		}
-	}
-}

caddytest/integration/caddyfile_adapt/acme_server_default_challenges.caddyfiletest

@@ -1,62 +0,0 @@
-{
-	pki {
-		ca custom-ca {
-			name "Custom CA"
-		}
-	}
-}
-
-acme.example.com {
-	acme_server {
-		ca custom-ca
-		challenges
-	}
-}
-----------
-{
-	"apps": {
-		"http": {
-			"servers": {
-				"srv0": {
-					"listen": [
-						":443"
-					],
-					"routes": [
-						{
-							"match": [
-								{
-									"host": [
-										"acme.example.com"
-									]
-								}
-							],
-							"handle": [
-								{
-									"handler": "subroute",
-									"routes": [
-										{
-											"handle": [
-												{
-													"ca": "custom-ca",
-													"handler": "acme_server"
-												}
-											]
-										}
-									]
-								}
-							],
-							"terminal": true
-						}
-					]
-				}
-			}
-		},
-		"pki": {
-			"certificate_authorities": {
-				"custom-ca": {
-					"name": "Custom CA"
-				}
-			}
-		}
-	}
-}

caddytest/integration/caddyfile_adapt/acme_server_multi_custom_challenges.caddyfiletest

@@ -1,66 +0,0 @@
-{
-	pki {
-		ca custom-ca {
-			name "Custom CA"
-		}
-	}
-}
-
-acme.example.com {
-	acme_server {
-		ca custom-ca
-		challenges dns-01 http-01
-	}
-}
-----------
-{
-	"apps": {
-		"http": {
-			"servers": {
-				"srv0": {
-					"listen": [
-						":443"
-					],
-					"routes": [
-						{
-							"match": [
-								{
-									"host": [
-										"acme.example.com"
-									]
-								}
-							],
-							"handle": [
-								{
-									"handler": "subroute",
-									"routes": [
-										{
-											"handle": [
-												{
-													"ca": "custom-ca",
-													"challenges": [
-														"dns-01",
-														"http-01"
-													],
-													"handler": "acme_server"
-												}
-											]
-										}
-									]
-								}
-							],
-							"terminal": true
-						}
-					]
-				}
-			}
-		},
-		"pki": {
-			"certificate_authorities": {
-				"custom-ca": {
-					"name": "Custom CA"
-				}
-			}
-		}
-	}
-}

caddytest/integration/caddyfile_adapt/acme_server_sign_with_root.caddyfiletest

@@ -1,67 +0,0 @@
-{
-	pki {
-		ca internal {
-			name "Internal"
-			root_cn "Internal Root Cert"
-			intermediate_cn "Internal Intermediate Cert"
-		}
-	}
-}
-acme.example.com {
-	acme_server {
-		ca internal
-		sign_with_root
-	}
-}
-
-----------
-{
-	"apps": {
-		"http": {
-			"servers": {
-				"srv0": {
-					"listen": [
-						":443"
-					],
-					"routes": [
-						{
-							"match": [
-								{
-									"host": [
-										"acme.example.com"
-									]
-								}
-							],
-							"handle": [
-								{
-									"handler": "subroute",
-									"routes": [
-										{
-											"handle": [
-												{
-													"ca": "internal",
-													"handler": "acme_server",
-													"sign_with_root": true
-												}
-											]
-										}
-									]
-								}
-							],
-							"terminal": true
-						}
-					]
-				}
-			}
-		},
-		"pki": {
-			"certificate_authorities": {
-				"internal": {
-					"name": "Internal",
-					"root_common_name": "Internal Root Cert",
-					"intermediate_common_name": "Internal Intermediate Cert"
-				}
-			}
-		}
-	}
-}

caddytest/integration/caddyfile_adapt/bind_fd_fdgram_h123.caddyfiletest

@@ -1,142 +0,0 @@
-{
-	auto_https disable_redirects
-	admin off
-}
-
-http://localhost {
-	bind fd/{env.CADDY_HTTP_FD} {
-		protocols h1
-	}
-	log
-	respond "Hello, HTTP!"
-}
-
-https://localhost {
-	bind fd/{env.CADDY_HTTPS_FD} {
-		protocols h1 h2
-	}
-	bind fdgram/{env.CADDY_HTTP3_FD} {
-		protocols h3
-	}
-	log
-	respond "Hello, HTTPS!"
-}
-----------
-{
-	"admin": {
-		"disabled": true
-	},
-	"apps": {
-		"http": {
-			"servers": {
-				"srv0": {
-					"listen": [
-						"fd/{env.CADDY_HTTPS_FD}",
-						"fdgram/{env.CADDY_HTTP3_FD}"
-					],
-					"routes": [
-						{
-							"match": [
-								{
-									"host": [
-										"localhost"
-									]
-								}
-							],
-							"handle": [
-								{
-									"handler": "subroute",
-									"routes": [
-										{
-											"handle": [
-												{
-													"body": "Hello, HTTPS!",
-													"handler": "static_response"
-												}
-											]
-										}
-									]
-								}
-							],
-							"terminal": true
-						}
-					],
-					"automatic_https": {
-						"disable_redirects": true
-					},
-					"logs": {
-						"logger_names": {
-							"localhost": [
-								""
-							]
-						}
-					},
-					"listen_protocols": [
-						[
-							"h1",
-							"h2"
-						],
-						[
-							"h3"
-						]
-					]
-				},
-				"srv1": {
-					"automatic_https": {
-						"disable_redirects": true
-					}
-				},
-				"srv2": {
-					"listen": [
-						"fd/{env.CADDY_HTTP_FD}"
-					],
-					"routes": [
-						{
-							"match": [
-								{
-									"host": [
-										"localhost"
-									]
-								}
-							],
-							"handle": [
-								{
-									"handler": "subroute",
-									"routes": [
-										{
-											"handle": [
-												{
-													"body": "Hello, HTTP!",
-													"handler": "static_response"
-												}
-											]
-										}
-									]
-								}
-							],
-							"terminal": true
-						}
-					],
-					"automatic_https": {
-						"disable_redirects": true,
-						"skip": [
-							"localhost"
-						]
-					},
-					"logs": {
-						"logger_names": {
-							"localhost": [
-								""
-							]
-						}
-					},
-					"listen_protocols": [
-						[
-							"h1"
-						]
-					]
-				}
-			}
-		}
-	}
-}

caddytest/integration/caddyfile_adapt/encode_options.txt

@@ -21,8 +21,6 @@ encode {
 	zstd
 	gzip 5
 }
-
-encode
 ----------
 {
 	"apps": {
@@ -78,17 +76,6 @@ encode
 										"zstd",
 										"gzip"
 									]
-								},
-								{
-									"encodings": {
-										"gzip": {},
-										"zstd": {}
-									},
-									"handler": "encode",
-									"prefer": [
-										"zstd",
-										"gzip"
-									]
 								}
 							]
 						}

caddytest/integration/caddyfile_adapt/error_multi_site_blocks.caddyfiletest

@@ -1,245 +0,0 @@
-foo.localhost {
-	root * /srv
-	error /private* "Unauthorized" 410
-	error /fivehundred* "Internal Server Error" 500
-
-	handle_errors 5xx {
-		respond "Error In range [500 .. 599]"
-	}
-	handle_errors 410 {
-		respond "404 or 410 error"
-	}
-}
-
-bar.localhost {
-	root * /srv
-	error /private* "Unauthorized" 410
-	error /fivehundred* "Internal Server Error" 500
-
-	handle_errors 5xx {
-		respond "Error In range [500 .. 599] from second site"
-	}
-	handle_errors 410 {
-		respond "404 or 410 error from second site"
-	}
-}
-----------
-{
-	"apps": {
-		"http": {
-			"servers": {
-				"srv0": {
-					"listen": [
-						":443"
-					],
-					"routes": [
-						{
-							"match": [
-								{
-									"host": [
-										"foo.localhost"
-									]
-								}
-							],
-							"handle": [
-								{
-									"handler": "subroute",
-									"routes": [
-										{
-											"handle": [
-												{
-													"handler": "vars",
-													"root": "/srv"
-												}
-											]
-										},
-										{
-											"handle": [
-												{
-													"error": "Internal Server Error",
-													"handler": "error",
-													"status_code": 500
-												}
-											],
-											"match": [
-												{
-													"path": [
-														"/fivehundred*"
-													]
-												}
-											]
-										},
-										{
-											"handle": [
-												{
-													"error": "Unauthorized",
-													"handler": "error",
-													"status_code": 410
-												}
-											],
-											"match": [
-												{
-													"path": [
-														"/private*"
-													]
-												}
-											]
-										}
-									]
-								}
-							],
-							"terminal": true
-						},
-						{
-							"match": [
-								{
-									"host": [
-										"bar.localhost"
-									]
-								}
-							],
-							"handle": [
-								{
-									"handler": "subroute",
-									"routes": [
-										{
-											"handle": [
-												{
-													"handler": "vars",
-													"root": "/srv"
-												}
-											]
-										},
-										{
-											"handle": [
-												{
-													"error": "Internal Server Error",
-													"handler": "error",
-													"status_code": 500
-												}
-											],
-											"match": [
-												{
-													"path": [
-														"/fivehundred*"
-													]
-												}
-											]
-										},
-										{
-											"handle": [
-												{
-													"error": "Unauthorized",
-													"handler": "error",
-													"status_code": 410
-												}
-											],
-											"match": [
-												{
-													"path": [
-														"/private*"
-													]
-												}
-											]
-										}
-									]
-								}
-							],
-							"terminal": true
-						}
-					],
-					"errors": {
-						"routes": [
-							{
-								"match": [
-									{
-										"host": [
-											"foo.localhost"
-										]
-									}
-								],
-								"handle": [
-									{
-										"handler": "subroute",
-										"routes": [
-											{
-												"handle": [
-													{
-														"body": "404 or 410 error",
-														"handler": "static_response"
-													}
-												],
-												"match": [
-													{
-														"expression": "{http.error.status_code} in [410]"
-													}
-												]
-											},
-											{
-												"handle": [
-													{
-														"body": "Error In range [500 .. 599]",
-														"handler": "static_response"
-													}
-												],
-												"match": [
-													{
-														"expression": "{http.error.status_code} \u003e= 500 \u0026\u0026 {http.error.status_code} \u003c= 599"
-													}
-												]
-											}
-										]
-									}
-								],
-								"terminal": true
-							},
-							{
-								"match": [
-									{
-										"host": [
-											"bar.localhost"
-										]
-									}
-								],
-								"handle": [
-									{
-										"handler": "subroute",
-										"routes": [
-											{
-												"handle": [
-													{
-														"body": "404 or 410 error from second site",
-														"handler": "static_response"
-													}
-												],
-												"match": [
-													{
-														"expression": "{http.error.status_code} in [410]"
-													}
-												]
-											},
-											{
-												"handle": [
-													{
-														"body": "Error In range [500 .. 599] from second site",
-														"handler": "static_response"
-													}
-												],
-												"match": [
-													{
-														"expression": "{http.error.status_code} \u003e= 500 \u0026\u0026 {http.error.status_code} \u003c= 599"
-													}
-												]
-											}
-										]
-									}
-								],
-								"terminal": true
-							}
-						]
-					}
-				}
-			}
-		}
-	}
-}

caddytest/integration/caddyfile_adapt/error_range_codes.caddyfiletest

@@ -1,120 +0,0 @@
-{
-	http_port 3010
-}
-localhost:3010 {
-	root * /srv
-	error /private* "Unauthorized" 410
-	error /hidden* "Not found" 404
-
-	handle_errors 4xx {
-		respond "Error in the [400 .. 499] range"
-	}
-}
-----------
-{
-	"apps": {
-		"http": {
-			"http_port": 3010,
-			"servers": {
-				"srv0": {
-					"listen": [
-						":3010"
-					],
-					"routes": [
-						{
-							"match": [
-								{
-									"host": [
-										"localhost"
-									]
-								}
-							],
-							"handle": [
-								{
-									"handler": "subroute",
-									"routes": [
-										{
-											"handle": [
-												{
-													"handler": "vars",
-													"root": "/srv"
-												}
-											]
-										},
-										{
-											"handle": [
-												{
-													"error": "Unauthorized",
-													"handler": "error",
-													"status_code": 410
-												}
-											],
-											"match": [
-												{
-													"path": [
-														"/private*"
-													]
-												}
-											]
-										},
-										{
-											"handle": [
-												{
-													"error": "Not found",
-													"handler": "error",
-													"status_code": 404
-												}
-											],
-											"match": [
-												{
-													"path": [
-														"/hidden*"
-													]
-												}
-											]
-										}
-									]
-								}
-							],
-							"terminal": true
-						}
-					],
-					"errors": {
-						"routes": [
-							{
-								"match": [
-									{
-										"host": [
-											"localhost"
-										]
-									}
-								],
-								"handle": [
-									{
-										"handler": "subroute",
-										"routes": [
-											{
-												"handle": [
-													{
-														"body": "Error in the [400 .. 499] range",
-														"handler": "static_response"
-													}
-												],
-												"match": [
-													{
-														"expression": "{http.error.status_code} \u003e= 400 \u0026\u0026 {http.error.status_code} \u003c= 499"
-													}
-												]
-											}
-										]
-									}
-								],
-								"terminal": true
-							}
-						]
-					}
-				}
-			}
-		}
-	}
-}

caddytest/integration/caddyfile_adapt/error_range_simple_codes.caddyfiletest

@@ -1,153 +0,0 @@
-{
-	http_port 2099
-}
-localhost:2099 {
-	root * /srv
-	error /private* "Unauthorized" 410
-	error /threehundred* "Moved Permanently" 301
-	error /internalerr* "Internal Server Error" 500
-
-	handle_errors 500 3xx {
-		respond "Error code is equal to 500 or in the [300..399] range"
-	}
-	handle_errors 4xx {
-		respond "Error in the [400 .. 499] range"
-	}
-}
-----------
-{
-	"apps": {
-		"http": {
-			"http_port": 2099,
-			"servers": {
-				"srv0": {
-					"listen": [
-						":2099"
-					],
-					"routes": [
-						{
-							"match": [
-								{
-									"host": [
-										"localhost"
-									]
-								}
-							],
-							"handle": [
-								{
-									"handler": "subroute",
-									"routes": [
-										{
-											"handle": [
-												{
-													"handler": "vars",
-													"root": "/srv"
-												}
-											]
-										},
-										{
-											"handle": [
-												{
-													"error": "Moved Permanently",
-													"handler": "error",
-													"status_code": 301
-												}
-											],
-											"match": [
-												{
-													"path": [
-														"/threehundred*"
-													]
-												}
-											]
-										},
-										{
-											"handle": [
-												{
-													"error": "Internal Server Error",
-													"handler": "error",
-													"status_code": 500
-												}
-											],
-											"match": [
-												{
-													"path": [
-														"/internalerr*"
-													]
-												}
-											]
-										},
-										{
-											"handle": [
-												{
-													"error": "Unauthorized",
-													"handler": "error",
-													"status_code": 410
-												}
-											],
-											"match": [
-												{
-													"path": [
-														"/private*"
-													]
-												}
-											]
-										}
-									]
-								}
-							],
-							"terminal": true
-						}
-					],
-					"errors": {
-						"routes": [
-							{
-								"match": [
-									{
-										"host": [
-											"localhost"
-										]
-									}
-								],
-								"handle": [
-									{
-										"handler": "subroute",
-										"routes": [
-											{
-												"handle": [
-													{
-														"body": "Error in the [400 .. 499] range",
-														"handler": "static_response"
-													}
-												],
-												"match": [
-													{
-														"expression": "{http.error.status_code} \u003e= 400 \u0026\u0026 {http.error.status_code} \u003c= 499"
-													}
-												]
-											},
-											{
-												"handle": [
-													{
-														"body": "Error code is equal to 500 or in the [300..399] range",
-														"handler": "static_response"
-													}
-												],
-												"match": [
-													{
-														"expression": "{http.error.status_code} \u003e= 300 \u0026\u0026 {http.error.status_code} \u003c= 399 || {http.error.status_code} in [500]"
-													}
-												]
-											}
-										]
-									}
-								],
-								"terminal": true
-							}
-						]
-					}
-				}
-			}
-		}
-	}
-}

caddytest/integration/caddyfile_adapt/error_simple_codes.caddyfiletest

@@ -1,120 +0,0 @@
-{
-	http_port 3010
-}
-localhost:3010 {
-	root * /srv
-	error /private* "Unauthorized" 410
-	error /hidden* "Not found" 404
-
-	handle_errors 404 410 {
-		respond "404 or 410 error"
-	}
-}
-----------
-{
-	"apps": {
-		"http": {
-			"http_port": 3010,
-			"servers": {
-				"srv0": {
-					"listen": [
-						":3010"
-					],
-					"routes": [
-						{
-							"match": [
-								{
-									"host": [
-										"localhost"
-									]
-								}
-							],
-							"handle": [
-								{
-									"handler": "subroute",
-									"routes": [
-										{
-											"handle": [
-												{
-													"handler": "vars",
-													"root": "/srv"
-												}
-											]
-										},
-										{
-											"handle": [
-												{
-													"error": "Unauthorized",
-													"handler": "error",
-													"status_code": 410
-												}
-											],
-											"match": [
-												{
-													"path": [
-														"/private*"
-													]
-												}
-											]
-										},
-										{
-											"handle": [
-												{
-													"error": "Not found",
-													"handler": "error",
-													"status_code": 404
-												}
-											],
-											"match": [
-												{
-													"path": [
-														"/hidden*"
-													]
-												}
-											]
-										}
-									]
-								}
-							],
-							"terminal": true
-						}
-					],
-					"errors": {
-						"routes": [
-							{
-								"match": [
-									{
-										"host": [
-											"localhost"
-										]
-									}
-								],
-								"handle": [
-									{
-										"handler": "subroute",
-										"routes": [
-											{
-												"handle": [
-													{
-														"body": "404 or 410 error",
-														"handler": "static_response"
-													}
-												],
-												"match": [
-													{
-														"expression": "{http.error.status_code} in [404, 410]"
-													}
-												]
-											}
-										]
-									}
-								],
-								"terminal": true
-							}
-						]
-					}
-				}
-			}
-		}
-	}
-}

caddytest/integration/caddyfile_adapt/error_sort.caddyfiletest

@@ -1,148 +0,0 @@
-{
-	http_port 2099
-}
-localhost:2099 {
-	root * /srv
-	error /private* "Unauthorized" 410
-	error /hidden* "Not found" 404
-	error /internalerr* "Internal Server Error" 500
-
-	handle_errors {
-		respond "Fallback route: code outside the [400..499] range"
-	}
-	handle_errors 4xx {
-		respond "Error in the [400 .. 499] range"
-	}
-}
-----------
-{
-	"apps": {
-		"http": {
-			"http_port": 2099,
-			"servers": {
-				"srv0": {
-					"listen": [
-						":2099"
-					],
-					"routes": [
-						{
-							"match": [
-								{
-									"host": [
-										"localhost"
-									]
-								}
-							],
-							"handle": [
-								{
-									"handler": "subroute",
-									"routes": [
-										{
-											"handle": [
-												{
-													"handler": "vars",
-													"root": "/srv"
-												}
-											]
-										},
-										{
-											"handle": [
-												{
-													"error": "Internal Server Error",
-													"handler": "error",
-													"status_code": 500
-												}
-											],
-											"match": [
-												{
-													"path": [
-														"/internalerr*"
-													]
-												}
-											]
-										},
-										{
-											"handle": [
-												{
-													"error": "Unauthorized",
-													"handler": "error",
-													"status_code": 410
-												}
-											],
-											"match": [
-												{
-													"path": [
-														"/private*"
-													]
-												}
-											]
-										},
-										{
-											"handle": [
-												{
-													"error": "Not found",
-													"handler": "error",
-													"status_code": 404
-												}
-											],
-											"match": [
-												{
-													"path": [
-														"/hidden*"
-													]
-												}
-											]
-										}
-									]
-								}
-							],
-							"terminal": true
-						}
-					],
-					"errors": {
-						"routes": [
-							{
-								"match": [
-									{
-										"host": [
-											"localhost"
-										]
-									}
-								],
-								"handle": [
-									{
-										"handler": "subroute",
-										"routes": [
-											{
-												"handle": [
-													{
-														"body": "Error in the [400 .. 499] range",
-														"handler": "static_response"
-													}
-												],
-												"match": [
-													{
-														"expression": "{http.error.status_code} \u003e= 400 \u0026\u0026 {http.error.status_code} \u003c= 499"
-													}
-												]
-											},
-											{
-												"handle": [
-													{
-														"body": "Fallback route: code outside the [400..499] range",
-														"handler": "static_response"
-													}
-												]
-											}
-										]
-									}
-								],
-								"terminal": true
-							}
-						]
-					}
-				}
-			}
-		}
-	}
-}

caddytest/integration/caddyfile_adapt/expression_quotes.txt

@@ -1,7 +1,3 @@
-(snippet) {
-	@g `{http.error.status_code} == 404`
-}
-
 example.com
 
 @a expression {http.error.status_code} == 400
@@ -18,12 +14,6 @@ abort @d
 
 @e expression `{http.error.status_code} == 404`
 abort @e
-
-@f `{http.error.status_code} == 404`
-abort @f
-
-import snippet
-abort @g
 ----------
 {
 	"apps": {
@@ -94,10 +84,7 @@ abort @g
 											],
 											"match": [
 												{
-													"expression": {
-														"expr": "{http.error.status_code} == 403",
-														"name": "d"
-													}
+													"expression": "{http.error.status_code} == 403"
 												}
 											]
 										},
@@ -110,42 +97,7 @@ abort @g
 											],
 											"match": [
 												{
-													"expression": {
-														"expr": "{http.error.status_code} == 404",
-														"name": "e"
-													}
-												}
-											]
-										},
-										{
-											"handle": [
-												{
-													"abort": true,
-													"handler": "static_response"
-												}
-											],
-											"match": [
-												{
-													"expression": {
-														"expr": "{http.error.status_code} == 404",
-														"name": "f"
-													}
-												}
-											]
-										},
-										{
-											"handle": [
-												{
-													"abort": true,
-													"handler": "static_response"
-												}
-											],
-											"match": [
-												{
-													"expression": {
-														"expr": "{http.error.status_code} == 404",
-														"name": "g"
-													}
+													"expression": "{http.error.status_code} == 404"
 												}
 											]
 										}

caddytest/integration/caddyfile_adapt/file_server_etag_file_extensions.caddyfiletest

@@ -1,40 +0,0 @@
-:8080 {
-	root * ./
-	file_server {
-		etag_file_extensions .b3sum .sha256
-	}
-}
-----------
-{
-	"apps": {
-		"http": {
-			"servers": {
-				"srv0": {
-					"listen": [
-						":8080"
-					],
-					"routes": [
-						{
-							"handle": [
-								{
-									"handler": "vars",
-									"root": "./"
-								},
-								{
-									"etag_file_extensions": [
-										".b3sum",
-										".sha256"
-									],
-									"handler": "file_server",
-									"hide": [
-										"./Caddyfile"
-									]
-								}
-							]
-						}
-					]
-				}
-			}
-		}
-	}
-}

caddytest/integration/caddyfile_adapt/file_server_file_limit.caddyfiletest

@@ -1,36 +0,0 @@
-:80
-
-file_server {
-	browse {
-		file_limit 4000
-	}
-}
-----------
-{
-	"apps": {
-		"http": {
-			"servers": {
-				"srv0": {
-					"listen": [
-						":80"
-					],
-					"routes": [
-						{
-							"handle": [
-								{
-									"browse": {
-										"file_limit": 4000
-									},
-									"handler": "file_server",
-									"hide": [
-										"./Caddyfile"
-									]
-								}
-							]
-						}
-					]
-				}
-			}
-		}
-	}
-}

caddytest/integration/caddyfile_adapt/file_server_precompressed.txt

@@ -3,10 +3,6 @@
 file_server {
 	precompressed zstd br gzip
 }
-
-file_server {
-	precompressed
-}
 ----------
 {
 	"apps": {
@@ -34,22 +30,6 @@ file_server {
 										"br",
 										"gzip"
 									]
-								},
-								{
-									"handler": "file_server",
-									"hide": [
-										"./Caddyfile"
-									],
-									"precompressed": {
-										"br": {},
-										"gzip": {},
-										"zstd": {}
-									},
-									"precompressed_order": [
-										"br",
-										"zstd",
-										"gzip"
-									]
 								}
 							]
 						}

caddytest/integration/caddyfile_adapt/file_server_sort.caddyfiletest

@@ -1,39 +0,0 @@
-:80
-
-file_server {
-	browse {
-		sort size desc
-	}
-}
-----------
-{
-	"apps": {
-		"http": {
-			"servers": {
-				"srv0": {
-					"listen": [
-						":80"
-					],
-					"routes": [
-						{
-							"handle": [
-								{
-									"browse": {
-										"sort": [
-											"size",
-											"desc"
-										]
-									},
-									"handler": "file_server",
-									"hide": [
-										"./Caddyfile"
-									]
-								}
-							]
-						}
-					]
-				}
-			}
-		}
-	}
-}

caddytest/integration/caddyfile_adapt/forward_auth_authelia.caddyfiletest

@@ -1,203 +0,0 @@
-app.example.com {
-	forward_auth authelia:9091 {
-		uri /api/authz/forward-auth
-		copy_headers Remote-User Remote-Groups Remote-Name Remote-Email
-	}
-
-	reverse_proxy backend:8080
-}
-----------
-{
-	"apps": {
-		"http": {
-			"servers": {
-				"srv0": {
-					"listen": [
-						":443"
-					],
-					"routes": [
-						{
-							"match": [
-								{
-									"host": [
-										"app.example.com"
-									]
-								}
-							],
-							"handle": [
-								{
-									"handler": "subroute",
-									"routes": [
-										{
-											"handle": [
-												{
-													"handle_response": [
-														{
-															"match": {
-																"status_code": [
-																	2
-																]
-															},
-															"routes": [
-																{
-																	"handle": [
-																		{
-																			"handler": "vars"
-																		}
-																	]
-																},
-																{
-																	"handle": [
-																		{
-																			"handler": "headers",
-																			"request": {
-																				"set": {
-																					"Remote-Email": [
-																						"{http.reverse_proxy.header.Remote-Email}"
-																					]
-																				}
-																			}
-																		}
-																	],
-																	"match": [
-																		{
-																			"not": [
-																				{
-																					"vars": {
-																						"{http.reverse_proxy.header.Remote-Email}": [
-																							""
-																						]
-																					}
-																				}
-																			]
-																		}
-																	]
-																},
-																{
-																	"handle": [
-																		{
-																			"handler": "headers",
-																			"request": {
-																				"set": {
-																					"Remote-Groups": [
-																						"{http.reverse_proxy.header.Remote-Groups}"
-																					]
-																				}
-																			}
-																		}
-																	],
-																	"match": [
-																		{
-																			"not": [
-																				{
-																					"vars": {
-																						"{http.reverse_proxy.header.Remote-Groups}": [
-																							""
-																						]
-																					}
-																				}
-																			]
-																		}
-																	]
-																},
-																{
-																	"handle": [
-																		{
-																			"handler": "headers",
-																			"request": {
-																				"set": {
-																					"Remote-Name": [
-																						"{http.reverse_proxy.header.Remote-Name}"
-																					]
-																				}
-																			}
-																		}
-																	],
-																	"match": [
-																		{
-																			"not": [
-																				{
-																					"vars": {
-																						"{http.reverse_proxy.header.Remote-Name}": [
-																							""
-																						]
-																					}
-																				}
-																			]
-																		}
-																	]
-																},
-																{
-																	"handle": [
-																		{
-																			"handler": "headers",
-																			"request": {
-																				"set": {
-																					"Remote-User": [
-																						"{http.reverse_proxy.header.Remote-User}"
-																					]
-																				}
-																			}
-																		}
-																	],
-																	"match": [
-																		{
-																			"not": [
-																				{
-																					"vars": {
-																						"{http.reverse_proxy.header.Remote-User}": [
-																							""
-																						]
-																					}
-																				}
-																			]
-																		}
-																	]
-																}
-															]
-														}
-													],
-													"handler": "reverse_proxy",
-													"headers": {
-														"request": {
-															"set": {
-																"X-Forwarded-Method": [
-																	"{http.request.method}"
-																],
-																"X-Forwarded-Uri": [
-																	"{http.request.uri}"
-																]
-															}
-														}
-													},
-													"rewrite": {
-														"method": "GET",
-														"uri": "/api/authz/forward-auth"
-													},
-													"upstreams": [
-														{
-															"dial": "authelia:9091"
-														}
-													]
-												},
-												{
-													"handler": "reverse_proxy",
-													"upstreams": [
-														{
-															"dial": "backend:8080"
-														}
-													]
-												}
-											]
-										}
-									]
-								}
-							],
-							"terminal": true
-						}
-					]
-				}
-			}
-		}
-	}
-}

caddytest/integration/caddyfile_adapt/forward_auth_authelia.txt

@@ -0,0 +1,111 @@
+app.example.com {
+	forward_auth authelia:9091 {
+		uri /api/verify?rd=https://authelia.example.com
+		copy_headers Remote-User Remote-Groups Remote-Name Remote-Email
+	}
+
+	reverse_proxy backend:8080
+}
+----------
+{
+	"apps": {
+		"http": {
+			"servers": {
+				"srv0": {
+					"listen": [
+						":443"
+					],
+					"routes": [
+						{
+							"match": [
+								{
+									"host": [
+										"app.example.com"
+									]
+								}
+							],
+							"handle": [
+								{
+									"handler": "subroute",
+									"routes": [
+										{
+											"handle": [
+												{
+													"handle_response": [
+														{
+															"match": {
+																"status_code": [
+																	2
+																]
+															},
+															"routes": [
+																{
+																	"handle": [
+																		{
+																			"handler": "headers",
+																			"request": {
+																				"set": {
+																					"Remote-Email": [
+																						"{http.reverse_proxy.header.Remote-Email}"
+																					],
+																					"Remote-Groups": [
+																						"{http.reverse_proxy.header.Remote-Groups}"
+																					],
+																					"Remote-Name": [
+																						"{http.reverse_proxy.header.Remote-Name}"
+																					],
+																					"Remote-User": [
+																						"{http.reverse_proxy.header.Remote-User}"
+																					]
+																				}
+																			}
+																		}
+																	]
+																}
+															]
+														}
+													],
+													"handler": "reverse_proxy",
+													"headers": {
+														"request": {
+															"set": {
+																"X-Forwarded-Method": [
+																	"{http.request.method}"
+																],
+																"X-Forwarded-Uri": [
+																	"{http.request.uri}"
+																]
+															}
+														}
+													},
+													"rewrite": {
+														"method": "GET",
+														"uri": "/api/verify?rd=https://authelia.example.com"
+													},
+													"upstreams": [
+														{
+															"dial": "authelia:9091"
+														}
+													]
+												},
+												{
+													"handler": "reverse_proxy",
+													"upstreams": [
+														{
+															"dial": "backend:8080"
+														}
+													]
+												}
+											]
+										}
+									]
+								}
+							],
+							"terminal": true
+						}
+					]
+				}
+			}
+		}
+	}
+}

caddytest/integration/caddyfile_adapt/forward_auth_rename_headers.caddyfiletest

@@ -1,206 +0,0 @@
-:8881
-
-forward_auth localhost:9000 {
-	uri /auth
-	copy_headers A>1 B C>3 {
-		D
-		E>5
-	}
-}
-----------
-{
-	"apps": {
-		"http": {
-			"servers": {
-				"srv0": {
-					"listen": [
-						":8881"
-					],
-					"routes": [
-						{
-							"handle": [
-								{
-									"handle_response": [
-										{
-											"match": {
-												"status_code": [
-													2
-												]
-											},
-											"routes": [
-												{
-													"handle": [
-														{
-															"handler": "vars"
-														}
-													]
-												},
-												{
-													"handle": [
-														{
-															"handler": "headers",
-															"request": {
-																"set": {
-																	"1": [
-																		"{http.reverse_proxy.header.A}"
-																	]
-																}
-															}
-														}
-													],
-													"match": [
-														{
-															"not": [
-																{
-																	"vars": {
-																		"{http.reverse_proxy.header.A}": [
-																			""
-																		]
-																	}
-																}
-															]
-														}
-													]
-												},
-												{
-													"handle": [
-														{
-															"handler": "headers",
-															"request": {
-																"set": {
-																	"B": [
-																		"{http.reverse_proxy.header.B}"
-																	]
-																}
-															}
-														}
-													],
-													"match": [
-														{
-															"not": [
-																{
-																	"vars": {
-																		"{http.reverse_proxy.header.B}": [
-																			""
-																		]
-																	}
-																}
-															]
-														}
-													]
-												},
-												{
-													"handle": [
-														{
-															"handler": "headers",
-															"request": {
-																"set": {
-																	"3": [
-																		"{http.reverse_proxy.header.C}"
-																	]
-																}
-															}
-														}
-													],
-													"match": [
-														{
-															"not": [
-																{
-																	"vars": {
-																		"{http.reverse_proxy.header.C}": [
-																			""
-																		]
-																	}
-																}
-															]
-														}
-													]
-												},
-												{
-													"handle": [
-														{
-															"handler": "headers",
-															"request": {
-																"set": {
-																	"D": [
-																		"{http.reverse_proxy.header.D}"
-																	]
-																}
-															}
-														}
-													],
-													"match": [
-														{
-															"not": [
-																{
-																	"vars": {
-																		"{http.reverse_proxy.header.D}": [
-																			""
-																		]
-																	}
-																}
-															]
-														}
-													]
-												},
-												{
-													"handle": [
-														{
-															"handler": "headers",
-															"request": {
-																"set": {
-																	"5": [
-																		"{http.reverse_proxy.header.E}"
-																	]
-																}
-															}
-														}
-													],
-													"match": [
-														{
-															"not": [
-																{
-																	"vars": {
-																		"{http.reverse_proxy.header.E}": [
-																			""
-																		]
-																	}
-																}
-															]
-														}
-													]
-												}
-											]
-										}
-									],
-									"handler": "reverse_proxy",
-									"headers": {
-										"request": {
-											"set": {
-												"X-Forwarded-Method": [
-													"{http.request.method}"
-												],
-												"X-Forwarded-Uri": [
-													"{http.request.uri}"
-												]
-											}
-										}
-									},
-									"rewrite": {
-										"method": "GET",
-										"uri": "/auth"
-									},
-									"upstreams": [
-										{
-											"dial": "localhost:9000"
-										}
-									]
-								}
-							]
-						}
-					]
-				}
-			}
-		}
-	}
-}

caddytest/integration/caddyfile_adapt/forward_auth_rename_headers.txt

@@ -0,0 +1,90 @@
+:8881
+
+forward_auth localhost:9000 {
+	uri /auth
+	copy_headers A>1 B C>3 {
+		D
+		E>5
+	}
+}
+----------
+{
+	"apps": {
+		"http": {
+			"servers": {
+				"srv0": {
+					"listen": [
+						":8881"
+					],
+					"routes": [
+						{
+							"handle": [
+								{
+									"handle_response": [
+										{
+											"match": {
+												"status_code": [
+													2
+												]
+											},
+											"routes": [
+												{
+													"handle": [
+														{
+															"handler": "headers",
+															"request": {
+																"set": {
+																	"1": [
+																		"{http.reverse_proxy.header.A}"
+																	],
+																	"3": [
+																		"{http.reverse_proxy.header.C}"
+																	],
+																	"5": [
+																		"{http.reverse_proxy.header.E}"
+																	],
+																	"B": [
+																		"{http.reverse_proxy.header.B}"
+																	],
+																	"D": [
+																		"{http.reverse_proxy.header.D}"
+																	]
+																}
+															}
+														}
+													]
+												}
+											]
+										}
+									],
+									"handler": "reverse_proxy",
+									"headers": {
+										"request": {
+											"set": {
+												"X-Forwarded-Method": [
+													"{http.request.method}"
+												],
+												"X-Forwarded-Uri": [
+													"{http.request.uri}"
+												]
+											}
+										}
+									},
+									"rewrite": {
+										"method": "GET",
+										"uri": "/auth"
+									},
+									"upstreams": [
+										{
+											"dial": "localhost:9000"
+										}
+									]
+								}
+							]
+						}
+					]
+				}
+			}
+		}
+	}
+}

caddytest/integration/caddyfile_adapt/global_options.txt

@@ -9,8 +9,6 @@
 	storage file_system {
 		root /data
 	}
-	storage_check off
-	storage_clean_interval off
 	acme_ca https://example.com
 	acme_ca_root /path/to/ca.crt
 	ocsp_stapling off
@@ -19,6 +17,8 @@
 	admin off
 	on_demand_tls {
 		ask https://example.com
+		interval 30s
+		burst 20
 	}
 	local_certs
 	key_type ed25519
@@ -69,15 +69,14 @@
 					}
 				],
 				"on_demand": {
-					"permission": {
-						"endpoint": "https://example.com",
-						"module": "http"
+					"ask": "https://example.com",
+					"rate_limit": {
+						"interval": 30000000000,
+						"burst": 20
 					}
 				}
 			},
-			"disable_ocsp_stapling": true,
-			"disable_storage_check": true,
-			"disable_storage_clean": true
+			"disable_ocsp_stapling": true
 		}
 	}
 }

caddytest/integration/caddyfile_adapt/global_options_acme.txt

@@ -17,6 +17,8 @@
 	admin off
 	on_demand_tls {
 		ask https://example.com
+		interval 30s
+		burst 20
 	}
 	storage_clean_interval 7d
 	renew_interval 1d
@@ -61,14 +63,6 @@
 						"issuers": [
 							{
 								"ca": "https://example.com",
-								"challenges": {
-									"http": {
-										"alternate_port": 8080
-									},
-									"tls-alpn": {
-										"alternate_port": 8443
-									}
-								},
 								"email": "test@example.com",
 								"external_account": {
 									"key_id": "4K2scIVbBpNd-78scadB2g",
@@ -84,9 +78,10 @@
 					}
 				],
 				"on_demand": {
-					"permission": {
-						"endpoint": "https://example.com",
-						"module": "http"
+					"ask": "https://example.com",
+					"rate_limit": {
+						"interval": 30000000000,
+						"burst": 20
 					}
 				},
 				"ocsp_interval": 172800000000000,

caddytest/integration/caddyfile_adapt/global_options_admin.txt

@@ -16,6 +16,8 @@
 	}
 	on_demand_tls {
 		ask https://example.com
+		interval 30s
+		burst 20
 	}
 	local_certs
 	key_type ed25519
@@ -69,9 +71,10 @@
 					}
 				],
 				"on_demand": {
-					"permission": {
-						"endpoint": "https://example.com",
-						"module": "http"
+					"ask": "https://example.com",
+					"rate_limit": {
+						"interval": 30000000000,
+						"burst": 20
 					}
 				}
 			}

caddytest/integration/caddyfile_adapt/global_options_log_sampling.caddyfiletest

@@ -1,23 +0,0 @@
-{
-	log {
-		sampling {
-			interval 300
-			first 50
-			thereafter 40
-		}
-	}
-}
-----------
-{
-	"logging": {
-		"logs": {
-			"default": {
-				"sampling": {
-					"interval": 300,
-					"first": 50,
-					"thereafter": 40
-				}
-			}
-		}
-	}
-}

caddytest/integration/caddyfile_adapt/global_options_preferred_chains.txt

@@ -40,6 +40,12 @@ example.com
 								"preferred_chains": {
 									"smallest": true
 								}
+							},
+							{
+								"module": "zerossl",
+								"preferred_chains": {
+									"smallest": true
+								}
 							}
 						]
 					}

caddytest/integration/caddyfile_adapt/header.txt

@@ -12,14 +12,10 @@
 	@images path /images/*
 	header @images {
 		Cache-Control "public, max-age=3600, stale-while-revalidate=86400"
-		match {
-			status 200
-		}
 	}
 	header {
 		+Link "Foo"
 		+Link "Bar"
-		match status 200
 	}
 	header >Set Defer
 	header >Replace Deferred Replacement
@@ -46,11 +42,6 @@
 								{
 									"handler": "headers",
 									"response": {
-										"require": {
-											"status_code": [
-												200
-											]
-										},
 										"set": {
 											"Cache-Control": [
 												"public, max-age=3600, stale-while-revalidate=86400"
@@ -145,11 +136,6 @@
 												"Foo",
 												"Bar"
 											]
-										},
-										"require": {
-											"status_code": [
-												200
-											]
 										}
 									}
 								},

caddytest/integration/caddyfile_adapt/heredoc.txt

@@ -1,12 +1,11 @@
 example.com {
-	respond <<EOF
+    respond <<EOF
     <html>
       <head><title>Foo</title>
       <body>Foo</body>
     </html>
     EOF 200
 }
-
 ----------
 {
 	"apps": {

caddytest/integration/caddyfile_adapt/http_valid_directive_like_site_address.caddyfiletest

@@ -1,46 +0,0 @@
-http://handle {
-	file_server
-}
-----------
-{
-	"apps": {
-		"http": {
-			"servers": {
-				"srv0": {
-					"listen": [
-						":80"
-					],
-					"routes": [
-						{
-							"match": [
-								{
-									"host": [
-										"handle"
-									]
-								}
-							],
-							"handle": [
-								{
-									"handler": "subroute",
-									"routes": [
-										{
-											"handle": [
-												{
-													"handler": "file_server",
-													"hide": [
-														"./Caddyfile"
-													]
-												}
-											]
-										}
-									]
-								}
-							],
-							"terminal": true
-						}
-					]
-				}
-			}
-		}
-	}
-}