Log the whole request path

Next handlers might cut up request’s URL.Path, so i need to keep a copy
before calling next to log the whole thing.

pkg/http/logger.go

@@ -38,6 +38,7 @@ func LogRequest(next http.Handler) http.Handler {
 		t := time.Now()
 		logger := loggerResponseWriter{w, 0, 0}
 
+		requestPath := r.URL.Path
 		next.ServeHTTP(&logger, r)
 
 		statusCode := logger.statusCode
@@ -47,7 +48,7 @@ func LogRequest(next http.Handler) http.Handler {
 		log.Printf("HTTP - %s %s \"%s\" %d %d %s\n",
 			RemoteAddr(r),
 			r.Method,
-			r.URL.Path,
+			requestPath,
 			statusCode,
 			logger.responseSize,
 			time.Since(t),