Files
oceanbase/src/sql/engine/cmd/ob_dblink_executor.cpp
wangzelin.wzl 93a1074b0c patch 4.0
2022-10-24 17:57:12 +08:00

95 lines
3.8 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.
*/
#include "sql/engine/cmd/ob_dblink_executor.h"
#include "sql/resolver/ddl/ob_create_dblink_stmt.h"
#include "sql/resolver/ddl/ob_drop_dblink_stmt.h"
#include "sql/engine/ob_exec_context.h"
#include "sql/session/ob_sql_session_info.h"
#include "share/ob_common_rpc_proxy.h"
#include "lib/worker.h"
namespace oceanbase
{
using namespace common;
namespace sql
{
int ObCreateDbLinkExecutor::execute(ObExecContext &ctx, ObCreateDbLinkStmt &stmt)
{
int ret = OB_SUCCESS;
ObTaskExecutorCtx *task_exec_ctx = NULL;
obrpc::ObCommonRpcProxy *common_rpc_proxy = NULL;
const obrpc::ObCreateDbLinkArg &create_dblink_arg = stmt.get_create_dblink_arg();
if (OB_ISNULL(ctx.get_stmt_factory()) || OB_ISNULL(ctx.get_stmt_factory()->get_query_ctx())) {
ret = OB_ERR_UNEXPECTED;
SQL_ENG_LOG(WARN, "query ctx is null", K(ret));
} else {
const_cast<obrpc::ObCreateDbLinkArg&>(create_dblink_arg).ddl_stmt_str_ =
ctx.get_stmt_factory()->get_query_ctx()->get_sql_stmt();
}
if (OB_FAIL(ret)) {
// do nothing.
} else if (OB_ISNULL(task_exec_ctx = GET_TASK_EXECUTOR_CTX(ctx))) {
ret = OB_NOT_INIT;
SQL_ENG_LOG(WARN, "get task executor context failed");
} else if (OB_FAIL(task_exec_ctx->get_common_rpc(common_rpc_proxy))) {
SQL_ENG_LOG(WARN, "get common rpc proxy failed", K(ret));
} else if (OB_ISNULL(common_rpc_proxy) || OB_ISNULL(ctx.get_physical_plan_ctx())) {
ret = OB_ERR_UNEXPECTED;
SQL_ENG_LOG(WARN, "fail to get physical plan ctx", K(ret), K(ctx), K(common_rpc_proxy));
} else if (OB_FAIL(common_rpc_proxy->create_dblink(create_dblink_arg))) {
SQL_ENG_LOG(WARN, "rpc proxy create dblink failed", K(ret));
} else {
ctx.get_physical_plan_ctx()->set_affected_rows(1);
}
SQL_ENG_LOG(INFO, "finish execute create dblink.", K(ret), K(stmt));
return ret;
}
int ObDropDbLinkExecutor::execute(ObExecContext &ctx, ObDropDbLinkStmt &stmt)
{
int ret = OB_SUCCESS;
ObTaskExecutorCtx *task_exec_ctx = NULL;
obrpc::ObCommonRpcProxy *common_rpc_proxy = NULL;
const obrpc::ObDropDbLinkArg &drop_dblink_arg = stmt.get_drop_dblink_arg();
if (OB_ISNULL(ctx.get_stmt_factory()) || OB_ISNULL(ctx.get_stmt_factory()->get_query_ctx())) {
ret = OB_ERR_UNEXPECTED;
SQL_ENG_LOG(WARN, "query ctx is null", K(ret));
} else {
const_cast<obrpc::ObDropDbLinkArg&>(drop_dblink_arg).ddl_stmt_str_ =
ctx.get_stmt_factory()->get_query_ctx()->get_sql_stmt();
}
if (OB_FAIL(ret)) {
// do nothing.
} else if (OB_ISNULL(task_exec_ctx = GET_TASK_EXECUTOR_CTX(ctx))) {
ret = OB_NOT_INIT;
SQL_ENG_LOG(WARN, "get task executor context failed");
} else if (OB_FAIL(task_exec_ctx->get_common_rpc(common_rpc_proxy))) {
SQL_ENG_LOG(WARN, "get common rpc proxy failed", K(ret));
} else if (OB_ISNULL(common_rpc_proxy) || OB_ISNULL(ctx.get_physical_plan_ctx())) {
ret = OB_ERR_UNEXPECTED;
SQL_ENG_LOG(WARN, "fail to get physical plan ctx", K(ret), K(ctx), K(common_rpc_proxy));
} else if (OB_FAIL(common_rpc_proxy->drop_dblink(drop_dblink_arg))) {
SQL_ENG_LOG(WARN, "rpc proxy drop dblink failed", K(ret));
} else {
ctx.get_physical_plan_ctx()->set_affected_rows(1);
}
SQL_ENG_LOG(INFO, "finish execute drop dblink.", K(ret), K(stmt));
return ret;
}
}
}