Merge pull request 'develop' (#7) from develop into master

Reviewed-on: #7

cmd/svc/main.go

@@ -54,10 +54,17 @@ func main() {
 					// channel closed
 					return
 				}
-				if event.Op&fsnotify.Write == fsnotify.Write {
+				// 改成有變動就reload
+				if event.Op&fsnotify.Write == fsnotify.Write || event.Op&fsnotify.Chmod == fsnotify.Chmod {
 					// send reload channel
 					reloadChan <- struct{}{}
 				}
+				if event.Op&fsnotify.Remove == fsnotify.Remove {
+					watcher.Remove(cfgPath)
+					if err := watcher.Add(cfgPath); err != nil {
+						log.Fatal(err)
+					}
+				}
 			case err, ok := <-watcher.Errors:
 				if !ok {
 					// channel closed
@@ -113,8 +120,8 @@ func runService(reload <-chan struct{}) {
 				}
 				return
 			}
-			if time.Since(lastReload).Seconds() < float64(2*time.Second) {
-				break
+			if time.Since(lastReload).Seconds() < (2 * time.Second).Seconds() {
+				continue
 			}
 
 			lastReload = time.Now()