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Remove some non-essential plugins from this repo (#2780)

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Brotli encoder, jsonc and json5 config adapters, and the unfinished
HTTP cache handler are removed.

They will be available in separate repos.
This commit is contained in:
Matthew Holt
2020-03-24 10:37:47 -06:00
parent 745cb0e9e6
commit 341d4fb805
11 changed files with 27 additions and 465 deletions
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20
modules/caddyhttp/reverseproxy/circuitbreaker.go
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@ -24,12 +24,12 @@ import (
)
func init() {
caddy.RegisterModule(localCircuitBreaker{})
caddy.RegisterModule(internalCircuitBreaker{})
}
// localCircuitBreaker implements circuit breaking functionality
// internalCircuitBreaker implements circuit breaking functionality
// for requests within this process over a sliding time window.
type localCircuitBreaker struct {
type internalCircuitBreaker struct {
tripped int32
cbFactor int32
threshold float64
@ -39,15 +39,15 @@ type localCircuitBreaker struct {
}
// CaddyModule returns the Caddy module information.
func (localCircuitBreaker) CaddyModule() caddy.ModuleInfo {
func (internalCircuitBreaker) CaddyModule() caddy.ModuleInfo {
return caddy.ModuleInfo{
ID: "http.reverse_proxy.circuit_breakers.local",
New: func() caddy.Module { return new(localCircuitBreaker) },
ID: "http.reverse_proxy.circuit_breakers.internal",
New: func() caddy.Module { return new(internalCircuitBreaker) },
}
}
// Provision sets up a configured circuit breaker.
func (c *localCircuitBreaker) Provision(ctx caddy.Context) error {
func (c *internalCircuitBreaker) Provision(ctx caddy.Context) error {
f, ok := typeCB[c.Factor]
if !ok {
return fmt.Errorf("type is not defined")
@ -77,19 +77,19 @@ func (c *localCircuitBreaker) Provision(ctx caddy.Context) error {
}
// Ok returns whether the circuit breaker is tripped or not.
func (c *localCircuitBreaker) Ok() bool {
func (c *internalCircuitBreaker) Ok() bool {
tripped := atomic.LoadInt32(&c.tripped)
return tripped == 0
}
// RecordMetric records a response status code and execution time of a request. This function should be run in a separate goroutine.
func (c *localCircuitBreaker) RecordMetric(statusCode int, latency time.Duration) {
func (c *internalCircuitBreaker) RecordMetric(statusCode int, latency time.Duration) {
c.metrics.Record(statusCode, latency)
c.checkAndSet()
}
// Ok checks our metrics to see if we should trip our circuit breaker, or if the fallback duration has completed.
func (c *localCircuitBreaker) checkAndSet() {
func (c *internalCircuitBreaker) checkAndSet() {
var isTripped bool
switch c.cbFactor {