Improve HTTP server.

go.mod

@@ -1,3 +1,5 @@
 module go.dev.pztrn.name/vikunja-notifier
 
 go 1.26.3
+
+require github.com/felixge/httpsnoop v1.0.4

go.sum

@@ -0,0 +1,2 @@
+github.com/felixge/httpsnoop v1.0.4 h1:NFTV2Zj1bL4mc9sqWACXbQFVBBg2W3GPvqp8/ESS2Wg=
+github.com/felixge/httpsnoop v1.0.4/go.mod h1:m8KPJKqk1gH5J9DgRY2ASl2lWCfGKXixSwevea8zH2U=

internal/services/core/httpserver/request_logger.go

@@ -3,22 +3,24 @@ package httpserver
 import (
 	"fmt"
 	"net/http"
-	"time"
+
+	"github.com/felixge/httpsnoop"
 )
 
 func (h *httpServer) requestLoggingMiddleware(fn http.HandlerFunc) http.HandlerFunc {
-	return func(w http.ResponseWriter, r *http.Request) {
-		startTime := time.Now()
-
-		fn(w, r)
+	return func(w http.ResponseWriter, req *http.Request) {
+		metrics := httpsnoop.CaptureMetrics(fn, w, req)
 
 		h.logger.Info(
 			"HTTP request.",
-			"remote_addr", r.RemoteAddr,
-			"user_agent", r.UserAgent(),
-			"host", r.Host,
-			"path", fmt.Sprintf("%s %s", r.Method, r.RequestURI),
-			"duration", time.Since(startTime),
+			"remote_addr", req.RemoteAddr,
+			"user_agent", req.UserAgent(),
+			"host", req.Host,
+			"path", fmt.Sprintf("%s %s", req.Method, req.RequestURI),
+			"duration", metrics.Duration,
+			"req_size", req.ContentLength,
+			"resp_size", metrics.Written,
+			"http_code", metrics.Code,
 		)
 	}
 }

internal/services/core/httpserver/server.go

@@ -49,12 +49,12 @@ func (h *httpServer) configureHTTPServer() error {
 }
 
 func (h *httpServer) RegisterHandler(method, path string, handler http.HandlerFunc) {
-	h.httpMux.HandleFunc(fmt.Sprintf("%s %s", method, path), func(w http.ResponseWriter, r *http.Request) {
-		//nolint:modernize
-		for i := len(h.middlewares) - 1; i >= 0; i-- {
-			handler = h.middlewares[i](handler)
-		}
+	//nolint:modernize
+	for i := len(h.middlewares) - 1; i >= 0; i-- {
+		handler = h.middlewares[i](handler)
+	}
 
+	h.httpMux.HandleFunc(fmt.Sprintf("%s %s", method, path), func(w http.ResponseWriter, r *http.Request) {
 		handler(w, r)
 	})
 }