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[master] fix ls gc in primary when switchover

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This commit is contained in:
taoshuning
2023-08-04 08:42:26 +00:00
committed by ob-robot
parent 600aa34ecc
commit bd5ae50a72
4 changed files with 207 additions and 30 deletions
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45
src/share/ob_log_restore_proxy.cpp
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@ -625,7 +625,12 @@ int ObLogRestoreProxyUtil::get_max_log_info(const ObLSID &id, palf::AccessMode &
ret = OB_ERR_UNEXPECTED;
LOG_WARN("get result failed", K(sql));
} else if (OB_FAIL(result->next())) {
LOG_WARN("next failed");
if (OB_ITER_END == ret) {
ret = OB_ENTRY_NOT_EXIST;
LOG_WARN("get max log info failed", K(sql), K(id));
} else {
LOG_WARN("next failed", K(sql), K(id));
}
} else {
uint64_t max_scn = 0;
ObString access_mode_str;
@ -645,6 +650,44 @@ int ObLogRestoreProxyUtil::get_max_log_info(const ObLSID &id, palf::AccessMode &
return ret;
}
int ObLogRestoreProxyUtil::is_ls_existing(const ObLSID &id)
{
int ret = OB_SUCCESS;
const char *LS_ID = "LS_ID";
common::ObMySQLProxy *proxy = &sql_proxy_;
if (OB_UNLIKELY(!inited_)) {
ret = OB_NOT_INIT;
} else if (OB_UNLIKELY(!id.is_valid())) {
ret = OB_INVALID_ARGUMENT;
LOG_WARN("invlaid argument", K(id));
} else {
RESTORE_RETRY(
SMART_VAR(common::ObMySQLProxy::MySQLResult, res) {
common::sqlclient::ObMySQLResult *result = NULL;
common::ObSqlString sql;
const char *GET_LS_SQL = "SELECT COUNT(1) as COUNT FROM %s WHERE %s=%ld";
if (OB_FAIL(sql.append_fmt(GET_LS_SQL, OB_DBA_OB_LS_TNAME, LS_ID, id.id()))) {
LOG_WARN("append_fmt failed");
} else if (OB_FAIL(proxy->read(res, sql.ptr()))) {
LOG_WARN("excute sql failed", K(sql));
} else if (OB_ISNULL(result = res.get_result())) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("get result failed", K(sql));
} else if (OB_FAIL(result->next())) {
LOG_WARN("next failed", K(id), K(sql));
} else {
uint64_t count = 0;
EXTRACT_UINT_FIELD_MYSQL(*result, "COUNT", count, uint64_t);
if (OB_SUCC(ret) && 0 == count) {
ret = OB_LS_NOT_EXIST;
}
}
}
)
}
return ret;
}
void ObLogRestoreProxyUtil::destroy_tg_()
{
if (-1 != tg_id_) {