feat: use zap for http access logging

LICENSE

@@ -0,0 +1,2 @@
+License information should be included in most files in the repository.
+See /LICENSES folder for complete license text.

LICENSES/MIT.txt

@@ -0,0 +1,9 @@
+MIT License
+
+Copyright (c) <year> <copyright holders>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

pkg/registry/registry.go

@@ -10,6 +10,7 @@ import (
 	"net/http"
 	"strings"
 	"sync"
+	"time"
 
 	"github.com/go-chi/chi/v5"
 	"github.com/go-chi/chi/v5/middleware"
@@ -83,7 +84,7 @@ func (reg *Registry) SetAuthTokens(authTokens map[string]string) {
 // setupRoutes initialises and configures the HTTP router. Must be called before starting the server (`ServeHTTP`).
 func (reg *Registry) setupRoutes() {
 	reg.router = chi.NewRouter()
-	reg.router.Use(middleware.Logger)
+	reg.router.Use(reg.RequestLogger())
 	reg.router.NotFound(reg.NotFound())
 	reg.router.MethodNotAllowed(reg.MethodNotAllowed())
 	reg.router.Get("/", reg.Index())
@@ -98,6 +99,44 @@ func (reg *Registry) setupRoutes() {
 	})
 }
 
+// SPDX-SnippetBegin
+// SPDX-License-Identifier: MIT
+// SPDX-SnippetCopyrightText: Copyright (c) 2021  Manfred Touron <[email protected]> (manfred.life)
+// SDPX—SnippetName: Function to configure Zap logger with Chi HTTP router
+// SPDX-SnippetComment: Original work at https://github.com/moul/chizap/blob/0ebf11a6a5535e3c6bb26f1236b2833ae7825675/chizap.go. All further changes are licensed under this file's main license.
+
+// Request logger for Chi using Zap as the logger.
+func (reg *Registry) RequestLogger() func(next http.Handler) http.Handler {
+	return func(next http.Handler) http.Handler {
+		return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+			wr := middleware.NewWrapResponseWriter(w, r.ProtoMajor)
+			t1 := time.Now()
+			defer func() {
+				ua := wr.Header().Get("User-Agent")
+				if ua == "" {
+					ua = r.Header.Get("User-Agent")
+				}
+
+				reqLogger := reg.logger.With(
+					zap.String("proto", r.Proto),
+					zap.String("method", r.Method),
+					zap.String("path", r.URL.Path),
+					zap.Int("size", wr.BytesWritten()),
+					zap.Int("status", wr.Status()),
+					zap.String("reqId", middleware.GetReqID(r.Context())),
+					zap.Duration("responseTimeNSec", time.Since(t1)),
+					zap.String("userAgent", ua),
+				)
+
+				reqLogger.Info("HTTP request")
+			}()
+			next.ServeHTTP(wr, r)
+		})
+	}
+}
+
+// SPDX-SnippetEnd
+
 func (reg *Registry) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 	reg.router.ServeHTTP(w, r)
 }