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added OTEL client transport to healthchecks

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Archimedes Trajano 2025-04-05 21:40:11 -04:00
parent 9467bf8d12
commit 10fe43b107
1 changed files with 11 additions and 2 deletions
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13
modules/caddyhttp/reverseproxy/healthchecks.go
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@ -20,6 +20,7 @@ import (
"io"
"net"
"net/http"
"net/http/httptrace"
"net/url"
"regexp"
"runtime/debug"
@ -28,6 +29,9 @@ import (
"strings"
"time"
"go.opentelemetry.io/contrib/instrumentation/net/http/httptrace/otelhttptrace"
"go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp"
"go.opentelemetry.io/otel"
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
@ -177,8 +181,13 @@ func (a *ActiveHealthChecks) Provision(ctx caddy.Context, h *Handler) error {
}
a.httpClient = &http.Client{
Timeout: timeout,
Transport: h.Transport,
Timeout: timeout,
Transport: otelhttp.NewTransport(
h.Transport,
otelhttp.WithClientTrace(func(ctx context.Context) *httptrace.ClientTrace {
return otelhttptrace.NewClientTrace(ctx)
}),
),
CheckRedirect: func(req *http.Request, via []*http.Request) error {
if !a.FollowRedirects {
return http.ErrUseLastResponse