pika_repl_client_thread.cc

// Copyright (c) 2019-present, Qihoo, Inc.  All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.

#include "include/pika_repl_client_thread.h"

#include "include/pika_server.h"
#include "include/pika_rm.h"

#include "slash/include/slash_string.h"

extern PikaServer* g_pika_server;
extern PikaReplicaManager* g_pika_rm;

PikaReplClientThread::PikaReplClientThread(int cron_interval, int keepalive_timeout) :
  ClientThread(&conn_factory_, cron_interval, keepalive_timeout, &handle_, NULL) {
}

void PikaReplClientThread::ReplClientHandle::FdClosedHandle(int fd, const std::string& ip_port) const {
  LOG(INFO) << "ReplClient Close conn, fd=" << fd << ", ip_port=" << ip_port;
  std::string ip;
  int port = 0;
  if (!slash::ParseIpPortString(ip_port, ip, port)) {
    LOG(WARNING) << "Parse ip_port error " << ip_port;
    return;
  }
  if (ip == g_pika_server->master_ip()
    && port == g_pika_server->master_port() + kPortShiftReplServer
    && PIKA_REPL_ERROR != g_pika_server->repl_state()) {      // if state machine in error state, no retry
    LOG(WARNING) << "Master conn disconnect : " << ip_port << " try reconnect";
    g_pika_server->ResetMetaSyncStatus();
  }
};

void PikaReplClientThread::ReplClientHandle::FdTimeoutHandle(int fd, const std::string& ip_port) const {
  LOG(INFO) << "ReplClient Timeout conn, fd=" << fd << ", ip_port=" << ip_port;
  std::string ip;
  int port = 0;
  if (!slash::ParseIpPortString(ip_port, ip, port)) {
    LOG(WARNING) << "Parse ip_port error " << ip_port;
    return;
  }
  if (ip == g_pika_server->master_ip()
    && port == g_pika_server->master_port() + kPortShiftReplServer
    && PIKA_REPL_ERROR != g_pika_server->repl_state()
    && g_pika_rm->CheckSlaveDBConnect()) {  // if state machine in error state, no retry
    LOG(WARNING) << "Master conn timeout : " << ip_port << " try reconnect";
    g_pika_server->ResetMetaSyncStatus();
  }
};