add status code in S3RequestCounter

1 files changed, 22 insertions, 5 deletions

diff --git a/weed/s3api/stats.go b/weed/s3api/stats.go
index 16a546c66..b667b32a0 100644
--- a/weed/s3api/stats.go
+++ b/weed/s3api/stats.go
@@ -4,18 +4,35 @@ import (
 	stats_collect "github.com/chrislusf/seaweedfs/weed/stats"
 	"github.com/chrislusf/seaweedfs/weed/util"
 	"net/http"
+	"strconv"
 	"time"
 )
 
-func track(f http.HandlerFunc, action string) http.HandlerFunc {
+type StatusRecorder struct {
+	http.ResponseWriter
+	Status int
+}
 
-	return func(w http.ResponseWriter, r *http.Request) {
+func NewStatusResponseWriter(w http.ResponseWriter) *StatusRecorder {
+	return &StatusRecorder{w, http.StatusOK}
+}
 
-		w.Header().Set("Server", "SeaweedFS S3 "+util.VERSION)
+func (r *StatusRecorder) WriteHeader(status int) {
+	r.Status = status
+	r.ResponseWriter.WriteHeader(status)
+}
 
+func (r *StatusRecorder) Flush() {
+	r.ResponseWriter.(http.Flusher).Flush()
+}
+
+func track(f http.HandlerFunc, action string) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		w.Header().Set("Server", "SeaweedFS S3 "+util.VERSION)
+		recorder := NewStatusResponseWriter(w)
 		start := time.Now()
-		stats_collect.S3RequestCounter.WithLabelValues(action).Inc()
-		f(w, r)
+		f(recorder, r)
 		stats_collect.S3RequestHistogram.WithLabelValues(action).Observe(time.Since(start).Seconds())
+		stats_collect.S3RequestCounter.WithLabelValues(action, strconv.Itoa(recorder.Status)).Inc()
 	}
 }