change log level and recover code

server/web/filter/session/filter.go

@@ -29,7 +29,7 @@ func Session(providerType session.ProviderType, options ...session.ManagerConfig
 			}
 
 			if sess, err := sessionManager.SessionStart(ctx.ResponseWriter, ctx.Request); err != nil {
-				logs.Warning(`init session error:%s`, err.Error())
+				logs.Error(`init session error:%s`, err.Error())
 			} else {
 				//release session at the end of request
 				defer sess.SessionRelease(context.Background(), ctx.ResponseWriter)

server/web/session/session.go

@@ -279,10 +279,7 @@ func (manager *Manager) GetSessionStore(sid string) (sessions Store, err error)
 // it can do gc in times after gc lifetime.
 func (manager *Manager) GC() {
 	manager.provider.SessionGC(nil)
-	ticker := time.NewTicker(time.Duration(manager.config.Gclifetime) * time.Second)
-	for range ticker.C {
-		manager.provider.SessionGC(nil)
-	}
+	time.AfterFunc(time.Duration(manager.config.Gclifetime)*time.Second, func() { manager.GC() })
 }
 
 // SessionRegenerateID Regenerate a session id for this SessionStore who's id is saving in http request.