Files
oceanbase/src/rootserver/ob_rs_thread_checker.cpp
wangzelin.wzl 93a1074b0c patch 4.0
2022-10-24 17:57:12 +08:00

82 lines
2.1 KiB
C++

/**
* Copyright (c) 2021 OceanBase
* OceanBase CE is licensed under Mulan PubL v2.
* You can use this software according to the terms and conditions of the Mulan PubL v2.
* You may obtain a copy of Mulan PubL v2 at:
* http://license.coscl.org.cn/MulanPubL-2.0
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PubL v2 for more details.
*/
#define USING_LOG_PREFIX RS
#include "ob_rs_thread_checker.h"
#include "share/ob_errno.h"
namespace oceanbase
{
using namespace common;
namespace rootserver
{
ObRsThreadChecker::ObRsThreadChecker()
:inited_(false)
{}
ObRsThreadChecker::~ObRsThreadChecker()
{}
int ObRsThreadChecker::init()
{
int ret = OB_SUCCESS;
static const int64_t thread_checker_thread_cnt = 1;
if (OB_UNLIKELY(inited_)) {
ret = OB_INIT_TWICE;
LOG_WARN("rs_monitor_check : init twice", KR(ret));
} else if (OB_FAIL(create(thread_checker_thread_cnt, "RsThreadChecker"))) {
LOG_WARN("rs_monitor_check : fail to create thread", KR(ret), K(thread_checker_thread_cnt));
} else {
inited_ = true;
}
return ret;
}
void ObRsThreadChecker::run3()
{
int ret = OB_SUCCESS;
if (OB_UNLIKELY(!inited_)) {
ret = OB_NOT_INIT;
LOG_WARN("rs_monitor_check : not init", KR(ret));
} else {
LOG_INFO("rs_monitor_check : thread checker start");
}
if (OB_SUCC(ret)) {
ObThreadCondGuard guard(get_cond());
while (!stop_) {
ObRsReentrantThread::check_thread_set_.loop_operation(ObRsReentrantThread::check_alert);
if (!stop_) {
get_cond().wait(CHECK_TIMEVAL_US / 1000);
}
}
}
LOG_WARN("rs_monitor_check : thread checker stop");
}
int ObRsThreadChecker::destroy() {
int ret = OB_SUCCESS;
if (inited_) {
stop();
wait();
inited_ = false;
}
if (OB_FAIL(ObRsReentrantThread::destroy())) {
LOG_WARN("rs_monitor_check : fail to destory", KR(ret));
}
return ret;
}
} // end namespace rootserver
} // end namespace oceanbase