Add logs.

recog.go

@@ -234,7 +234,10 @@ func encodeImage(img image.Image) string {
 }
 
 func pushException(url string, scene string, seq int64, tp int, desc string, img image.Image) {
-    log.Println("pushException:>", scene, seq, tp, desc, time.Now())
+    log.Println("pushException:1>", scene, seq, tp, desc, time.Now())
+    defer func() {
+        log.Println("pushException:2>", scene, seq, tp, desc, time.Now())
+    }()
     var st = TestStat{
         Scene:      scene,
         Timestamp:  time.Now().Unix(),
@@ -252,7 +255,10 @@ func pushException(url string, scene string, seq int64, tp int, desc string, img
 }
 
 func pushEvent(url string, scene string, seq int64, state string, img image.Image, vals ...int) error {
-    log.Println("pushEvent:>", scene, seq, state, vals, time.Now())
+    log.Println("pushEvent:1>", scene, seq, state, vals, time.Now())
+    defer func() {
+        log.Println("pushEvent:2>", scene, seq, state, vals, time.Now())
+    }()
     var st = TestStat{
         Scene:      scene,
         Timestamp:  time.Now().Unix(),