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[CP] fix transfer and switchover

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This commit is contained in:
maosy
2023-10-31 22:42:58 +00:00
committed by ob-robot
parent 043595575d
commit 15afcd13c0
6 changed files with 171 additions and 11 deletions
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45
src/rootserver/ob_recovery_ls_service.cpp
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@ -183,7 +183,7 @@ void ObRecoveryLSService::do_work()
if (OB_TMP_FAIL(do_ls_balance_task_())) {
ret = OB_SUCC(ret) ? tmp_ret : ret;
LOG_WARN("failed to process alter ls group", KR(ret), KR(tmp_ret));
LOG_WARN("failed to process ls balance task", KR(ret), KR(tmp_ret));
}
(void)try_tenant_upgrade_end_();
@ -1107,22 +1107,51 @@ int ObRecoveryLSService::do_ls_balance_task_()
} else if (tenant_info.get_standby_scn() >= ls_balance_task.get_operation_scn()) {
const uint64_t exec_tenant_id = gen_meta_tenant_id(tenant_id_);
START_TRANSACTION(proxy_, exec_tenant_id)
if (FAILEDx(ObBalanceTaskHelperTableOperator::remove_task(tenant_id_,
ls_balance_task.get_operation_scn(), trans))) {
LOG_WARN("failed to remove task", KR(ret), K(tenant_id_), K(ls_balance_task));
if (OB_FAIL(ret)) {
LOG_WARN("failed to start trans", KR(ret));
} else if (ls_balance_task.get_task_op().is_ls_alter()) {
if (OB_FAIL(do_ls_balance_alter_task_(ls_balance_task, trans))) {
LOG_WARN("failed to do ls alter task", KR(ret), K(ls_balance_task));
}
} else if (ls_balance_task.get_task_op().is_transfer_begin()
|| ls_balance_task.get_task_op().is_transfer_end()) {
//nothing
} else if (ls_balance_task.get_task_op().is_transfer_end()) {
} else if (ls_balance_task.get_task_op().is_transfer_begin()) {
//find transfer end, or tenant is in flashback
ObBalanceTaskHelper transfer_end_task;
ret = ObBalanceTaskHelperTableOperator::try_find_transfer_end(tenant_id_,
ls_balance_task.get_operation_scn(), ls_balance_task.get_src_ls(),
ls_balance_task.get_dest_ls(), trans, transfer_end_task);
if (OB_SUCC(ret)) {
//if has transfer end, can remove transfer begin
LOG_INFO("has transfer end task, can remove transfer begin", KR(ret),
K(ls_balance_task), K(transfer_end_task));
} else if (OB_ENTRY_NOT_EXIST != ret) {
LOG_WARN("failed to find transfer end task", KR(ret), K(tenant_id_), K(ls_balance_task));
} else if (tenant_info.is_prepare_flashback_for_switch_to_primary_status()
|| tenant_info.is_prepare_flashback_for_failover_to_primary_status()) {
//check tenant_info status and check wait readable_scn is equal to sync_scn
ret = OB_SUCCESS;
if (tenant_info.get_sync_scn() != tenant_info.get_standby_scn()) {
ret = OB_NEED_WAIT;
LOG_WARN("must wait repay to newest", KR(ret), K(tenant_id_), K(tenant_info),
K(ls_balance_task));
} else {
LOG_INFO("repay to newest, can remove transfer begin before failover", K(tenant_info), K(ls_balance_task));
}
} else {
ret = OB_NEED_RETRY;
LOG_WARN("can not find transfer end task, can not end transfer begin task", KR(ret), K(tenant_info), K(ls_balance_task));
}
} else {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("ls balance task op is unexpected", KR(ret), K(ls_balance_task));
}
if (FAILEDx(ObBalanceTaskHelperTableOperator::remove_task(tenant_id_,
ls_balance_task.get_operation_scn(), trans))) {
LOG_WARN("failed to remove task", KR(ret), K(tenant_id_), K(ls_balance_task));
} else {
LOG_INFO("task can be remove", KR(ret), K(ls_balance_task));
}
END_TRANSACTION(trans)
LOG_INFO("task can be remove", KR(ret), K(ls_balance_task));
} else {
if (REACH_TENANT_TIME_INTERVAL(10 * 1000 * 1000)) { // 10s
LOG_INFO("can not remove ls balance task helper", K(ls_balance_task), K(tenant_info));