hcq/oceanbase
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

wait readonly request done for some time before offline ls

Browse Source
This commit is contained in:
obdev
2023-07-04 03:12:23 +00:00
committed by ob-robot
parent e8866b5f23
commit a4bf0af7c9
12 changed files with 194 additions and 104 deletions
Download Patch File Download Diff File Expand all files Collapse all files

34
src/rootserver/ob_ls_service_helper.cpp
View File

@ -233,19 +233,31 @@ int ObLSServiceHelper::construct_ls_status_machine(
share::ObLSStatusInfoArray status_info_array;
share::ObLSAttrArray ls_array;
share::ObLSAttrOperator ls_operator(tenant_id, sql_proxy);
ObLSStatusMachineParameter status_machine;
ObLSStatusOperator status_op;
if (OB_ISNULL(sql_proxy) || !is_valid_tenant_id(tenant_id)) {
ret = OB_INVALID_ARGUMENT;
LOG_WARN("sql proxy is null or tenant id is invalid", KR(ret), KP(sql_proxy), K(tenant_id));
} else if (OB_FAIL(status_op.get_all_ls_status_by_order(
tenant_id, status_info_array, *sql_proxy))) {
LOG_WARN("failed to get all ls status by order", KR(ret));
} else if (1 == status_info_array.count() && status_info_array.at(0).ls_is_tenant_dropping()
&& status_info_array.at(0).ls_id_.is_sys_ls()) {
//Due to SYS_LS being tenant_dropping, it cannot be read,
//so it cannot be read during the construction of the state machine of __all_ls,
//it needs to be mocked the content of the ls table
ObLSAttr ls_info;
const share::ObLSStatusInfo &status_info = status_info_array.at(0);
if (OB_FAIL(ls_info.init(SYS_LS, status_info.ls_group_id_, status_info.flag_,
status_info.status_, OB_LS_OP_TENANT_DROP, SCN::base_scn()))) {
LOG_WARN("failed to mock ls info", KR(ret), K(status_info));
} else if (OB_FAIL(status_machine.init(SYS_LS, status_info, ls_info))) {
LOG_WARN("failed to init status machine", KR(ret), K(ls_id), K(status_info), K(ls_info));
} else if (OB_FAIL(status_machine_array.push_back(status_machine))) {
LOG_WARN("failed to push back status machine", KR(ret), K(status_machine));
}
} else if (OB_FAIL(ls_operator.get_all_ls_by_order(lock_sys_ls, ls_array))) {
LOG_WARN("failed to get get all ls", KR(ret), K(lock_sys_ls));
} else {
ObLSStatusOperator status_op;
if (OB_FAIL(status_op.get_all_ls_status_by_order(
tenant_id, status_info_array, *sql_proxy))) {
LOG_WARN("failed to get all ls status by order", KR(ret));
}
}
if (OB_FAIL(ret)) {
} else if (OB_UNLIKELY(0 == ls_array.count())) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("ls array can not be empty", KR(ret), K(ls_array), K(status_info_array));
@ -253,7 +265,6 @@ int ObLSServiceHelper::construct_ls_status_machine(
// merge by sort
int64_t status_index = 0;
int64_t ls_index = 0;
ObLSStatusMachineParameter status_machine;
const int64_t status_count = status_info_array.count();
const int64_t ls_count = ls_array.count();
share::ObLSStatusInfo status_info;
@ -532,8 +543,9 @@ int ObLSServiceHelper::offline_ls(const uint64_t tenant_id,
if (ls_id.is_sys_ls()) {
// For SYS LS, drop scn can not be generated, as GTS service is down, SYS LS is blocked
// drop_scn is meaningless for SYS LS, so set it to base_scn
drop_scn.set_base();
// drop_scn is meaningless for SYS LS, so set it to min_scn
// base_scn is dafault value, if set default, __all_ls_recovery_stat affected_row is zero
drop_scn.set_min();
}
// For user LS, drop_scn should be GTS.
else if (OB_FAIL(ObLSAttrOperator::get_tenant_gts(tenant_id, drop_scn))) {