fix(backend): stop using middleware.RealIP

cmd/karma/exporter.go

@@ -71,7 +71,7 @@ func promMiddleware(next http.Handler) http.Handler {
 		if config.Config.Log.Requests {
 			slog.Info(
 				"Request completed",
-				slog.String("address", r.RemoteAddr),
+				slog.String("address", middleware.GetClientIP(r.Context())),
 				slog.String("path", r.URL.RequestURI()),
 				slog.String("duration", time.Since(start).String()),
 				slog.String("method", r.Method),

cmd/karma/main.go

@@ -80,8 +80,8 @@ func setupRouter(router *chi.Mux, historyPoller *historyPoller) {
 	_ = mime.AddExtensionType(".ico", "image/x-icon")
 
 	router.Use(proxyPathFixMiddleware)
+	router.Use(middleware.ClientIPFromRemoteAddr)
 	router.Use(promMiddleware)
-	router.Use(middleware.RealIP)
 
 	compressor := middleware.NewCompressor(flate.DefaultCompression)
 	router.Use(compressor.Handler)

cmd/karma/tests/testscript/035_log_requests.txt

@@ -3,8 +3,8 @@
 exec bash -x ./test.sh &
 exec karma --pid-file=karma.pid --alertmanager.uri=http://127.0.0.1:7035 --listen.address=127.0.0.1 --listen.port=8035 --log.requests
 ! stdout .
-stderr 'level=INFO msg="Request completed" address=127.0.0.1:[0-9]+ path=/alerts.json duration=.+ method=POST code=200 bytes=[0-9]+'
-stderr 'level=INFO msg="Request completed" address=127.0.0.1:[0-9]+ path=/alerts.json duration=.+ method=POST code=200 bytes=[0-9]+'
+stderr 'level=INFO msg="Request completed" address=127.0.0.1 path=/alerts.json duration=.+ method=POST code=200 bytes=[0-9]+'
+stderr 'level=INFO msg="Request completed" address=127.0.0.1 path=/alerts.json duration=.+ method=POST code=200 bytes=[0-9]+'
 wait
 
 -- test.sh --