基于serf的数据库同步模块库
liuxiaolong
2019-10-11 9570ba882a13388a16d2980fd93da25fe27e7480
agent.go
@@ -82,8 +82,6 @@
   }
   serfConf.MemberlistConfig.Keyring = keyring
   serfConf.MemberlistConfig.Delegate = &UserDelegate{}
   logger.Info("[INFO] agent: Restored keyring with %d keys from %s",
      len(conf.EncryptKey), conf.EncryptKey)
@@ -135,11 +133,10 @@
         }
         if sqlUe.Owner != a.conf.NodeName {
            evTime := uint64(ev.LTime)
            logger.Info("ev.LTime:",evTime,",SqlUserEvent.sql:",sqlUe.Sql)
            flag, e := ExecuteSqlByGorm(sqlUe.Sql)
            flag, _ := ExecuteSqlByGorm(sqlUe.Sql)
            logger.Info("userEvent exec ",sqlUe.Sql,",Result:",flag)
            evTime := uint64(ev.LTime)
            logger.Info("ev.LTime:",evTime,"userEvent exec ",sqlUe.Sql,",Result:",flag,", err:",e)
         }
      } else if ev.Name == UserEventSyncDbTablePersonCache {
         logger.Info("LTime:",ev.LTime,",ev.Payload.len:",len(ev.Payload))
@@ -217,11 +214,17 @@
               }
            }
         }
         logger.Debug("targetNode:",targetNode.Name)
         if targetNode !=nil {
            sendErr := a.Serf().Memberlist().SendToTCP(targetNode, bytesReturn)
            addr := targetNode.Addr.String() + ":" + strconv.Itoa(TcpTransportPort)
            sendErr := rawSendTcpMsg(addr, bytesReturn)
            if sendErr != nil {
               logger.Debug("sendToTcp err:",sendErr)
            } else {
               logger.Debug("sendToTcp success")
            }
         } else {
            logger.Debug("targetNode is nil")
         }
@@ -264,6 +267,7 @@
   //a.DeregisterEventHandler(a)
   //close(a.readyCh)
}
func (a *Agent) BroadcastMemberlist(delay time.Duration) {
   //serf := a.serf
@@ -515,26 +519,25 @@
   var wg sync.WaitGroup
   wg.Add(1)
   go func() {
   ticker := time.NewTicker(300*time.Second)
   go func(tk *time.Ticker) {
      defer tk.Stop()
      defer wg.Done()
      respCh := resp.ResponseCh()
      for {
         select {
         case r := <-respCh:
            logger.Info("Query response's len:", len(r.Payload))
            err := json.Unmarshal(r.Payload, &dumpSqls)
            if err ==nil {
               logger.Error("dumpSql:",dumpSqls)
         case <-tk.C:
            return
         case msg := <- QueryTcpResponseChan:
            logger.Info("Query response's len:", len(msg))
            err := json.Unmarshal(msg, &dumpSqls)
            if err == nil {
               logger.Error("dumpSql:", dumpSqls)
               logger.Error("data dump success")
            }
            return
         case msg := <-QueryTcpResponseChan:
            logger.Debug("QueryTcpResponseChan receive msg len:",len(msg))
            return
         }
      }
   }()
   }(ticker)
   wg.Wait()
   return &dumpSqls,nil