Add full and configurable access logging

cmd/server/main.go

@@ -21,8 +21,8 @@ func main() {
 	router := http.NewServeMux()
 	notesRouter := views.GetRoutes("/notes")
 
-	router.Handle("/", http.RedirectHandler("/notes/", http.StatusFound))
+	router.Handle("/", logger(http.RedirectHandler("/notes/", http.StatusFound)))
-	router.Handle("/notes/", http.StripPrefix("/notes", notesRouter))
+	router.Handle("/notes/", logger(http.StripPrefix("/notes", notesRouter)))
 	router.Handle(
 		"/static/",
 		logger(
@@ -37,9 +37,27 @@ func main() {
 	log.Fatal(http.Serve(listener, router))
 }
 
+type loggingResponseWriter struct {
+	http.ResponseWriter
+	statusCode int
+}
+
+func NewLoggingResponseWriter(w http.ResponseWriter) *loggingResponseWriter {
+	return &loggingResponseWriter{w, http.StatusOK}
+}
+
+func (w *loggingResponseWriter) WriteHeader(code int) {
+	w.statusCode = code
+	w.ResponseWriter.WriteHeader(code)
+}
+
 func logger(next http.Handler) http.Handler {
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		log.Print(r.URL.Path)
+		lwr := NewLoggingResponseWriter(w)
-		next.ServeHTTP(w, r)
+		next.ServeHTTP(lwr, r)
+
+		if conf.Conf.LogAccess {
+			log.Printf("%s %s %s%s %d", r.RemoteAddr, r.Method, r.Host, r.URL.Path, lwr.statusCode)
+		}
 	})
 }

conf.example.toml

@@ -2,3 +2,4 @@ extension = "md"
 notesdir = "/var/lib/gonotes/saved_notes"
 address = ":8080"
 protocol = "tcp"
+logAccess = false

internal/conf/conf.go

@@ -58,6 +58,7 @@ type Config struct {
 	Protocol  string
 	Extension string
 	NotesDir  string
+	LogAccess bool
 }
 
 var (