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reverse_proxy: add placeholder http.reverse_proxy.retries (#6553)

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* Add placeholder http.reverse_proxy.lb.retries

* Renamed placeholder to http.reverse_proxy.retries
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Steffen Busch 2024-08-30 19:53:56 +02:00 committed by GitHub
parent 5c47c2f147
commit c050a37e1c
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1 changed files with 4 additions and 0 deletions
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4
modules/caddyhttp/reverseproxy/reverseproxy.go
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@ -67,6 +67,7 @@ func init() {
// `{http.reverse_proxy.upstream.duration_ms}` | Same as 'upstream.duration', but in milliseconds. // `{http.reverse_proxy.upstream.duration_ms}` | Same as 'upstream.duration', but in milliseconds.
// `{http.reverse_proxy.duration}` | Total time spent proxying, including selecting an upstream, retries, and writing response. // `{http.reverse_proxy.duration}` | Total time spent proxying, including selecting an upstream, retries, and writing response.
// `{http.reverse_proxy.duration_ms}` | Same as 'duration', but in milliseconds. // `{http.reverse_proxy.duration_ms}` | Same as 'duration', but in milliseconds.
// `{http.reverse_proxy.retries}` | The number of retries actually performed to communicate with an upstream.
type Handler struct { type Handler struct {
// Configures the method of transport for the proxy. A transport // Configures the method of transport for the proxy. A transport
// is what performs the actual "round trip" to the backend. // is what performs the actual "round trip" to the backend.
@ -443,6 +444,9 @@ func (h *Handler) ServeHTTP(w http.ResponseWriter, r *http.Request, next caddyht
retries++ retries++
} }
// number of retries actually performed
repl.Set("http.reverse_proxy.retries", retries)
if proxyErr != nil { if proxyErr != nil {
return statusError(proxyErr) return statusError(proxyErr)
} }