sentHdr time.Time
}
+// CloseNotify implements http.CloseNotifier.
+func (resp *LoggingResponseWriter) CloseNotify() <-chan bool {
+ wrapped, ok := resp.ResponseWriter.(http.CloseNotifier)
+ if !ok {
+ // If upstream doesn't implement CloseNotifier, we can
+ // satisfy the interface by returning a channel that
+ // never sends anything (the interface doesn't
+ // guarantee that anything will ever be sent on the
+ // channel even if the client disconnects).
+ return nil
+ }
+ return wrapped.CloseNotify()
+}
+
// WriteHeader writes header to ResponseWriter
-func (loggingWriter *LoggingResponseWriter) WriteHeader(code int) {
- if loggingWriter.sentHdr == zeroTime {
- loggingWriter.sentHdr = time.Now()
+func (resp *LoggingResponseWriter) WriteHeader(code int) {
+ if resp.sentHdr == zeroTime {
+ resp.sentHdr = time.Now()
}
- loggingWriter.Status = code
- loggingWriter.ResponseWriter.WriteHeader(code)
+ resp.Status = code
+ resp.ResponseWriter.WriteHeader(code)
}
var zeroTime time.Time
-func (loggingWriter *LoggingResponseWriter) Write(data []byte) (int, error) {
- if loggingWriter.Length == 0 && len(data) > 0 && loggingWriter.sentHdr == zeroTime {
- loggingWriter.sentHdr = time.Now()
+func (resp *LoggingResponseWriter) Write(data []byte) (int, error) {
+ if resp.Length == 0 && len(data) > 0 && resp.sentHdr == zeroTime {
+ resp.sentHdr = time.Now()
}
- loggingWriter.Length += len(data)
- if loggingWriter.Status >= 400 {
- loggingWriter.ResponseBody += string(data)
+ resp.Length += len(data)
+ if resp.Status >= 400 {
+ resp.ResponseBody += string(data)
}
- return loggingWriter.ResponseWriter.Write(data)
+ return resp.ResponseWriter.Write(data)
}
// LoggingRESTRouter is used to add logging capabilities to mux.Router
router http.Handler
}
-func (loggingRouter *LoggingRESTRouter) ServeHTTP(resp http.ResponseWriter, req *http.Request) {
+func (loggingRouter *LoggingRESTRouter) ServeHTTP(wrappedResp http.ResponseWriter, req *http.Request) {
t0 := time.Now()
- loggingWriter := LoggingResponseWriter{http.StatusOK, 0, resp, "", zeroTime}
- loggingRouter.router.ServeHTTP(&loggingWriter, req)
- statusText := http.StatusText(loggingWriter.Status)
- if loggingWriter.Status >= 400 {
- statusText = strings.Replace(loggingWriter.ResponseBody, "\n", "", -1)
+ resp := LoggingResponseWriter{http.StatusOK, 0, wrappedResp, "", zeroTime}
+ loggingRouter.router.ServeHTTP(&resp, req)
+ statusText := http.StatusText(resp.Status)
+ if resp.Status >= 400 {
+ statusText = strings.Replace(resp.ResponseBody, "\n", "", -1)
}
now := time.Now()
tTotal := now.Sub(t0)
- tLatency := loggingWriter.sentHdr.Sub(t0)
- tResponse := now.Sub(loggingWriter.sentHdr)
- log.Printf("[%s] %s %s %d %.6fs %.6fs %.6fs %d %d \"%s\"", req.RemoteAddr, req.Method, req.URL.Path[1:], req.ContentLength, tTotal.Seconds(), tLatency.Seconds(), tResponse.Seconds(), loggingWriter.Status, loggingWriter.Length, statusText)
+ tLatency := resp.sentHdr.Sub(t0)
+ tResponse := now.Sub(resp.sentHdr)
+ log.Printf("[%s] %s %s %d %.6fs %.6fs %.6fs %d %d \"%s\"", req.RemoteAddr, req.Method, req.URL.Path[1:], req.ContentLength, tTotal.Seconds(), tLatency.Seconds(), tResponse.Seconds(), resp.Status, resp.Length, statusText)
}