github.com/pingcap/tiflow@v0.0.0-20240520035814-5bf52d54e205/dm/ctl/common/operate_relay.go (about)

     1  // Copyright 2019 PingCAP, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // See the License for the specific language governing permissions and
    12  // limitations under the License.
    13  
    14  package common
    15  
    16  import (
    17  	"context"
    18  
    19  	"github.com/pingcap/tiflow/dm/pb"
    20  )
    21  
    22  // OperateRelay does operation on relay unit.
    23  func OperateRelay(op pb.RelayOp, workers []string) (*pb.OperateWorkerRelayResponse, error) {
    24  	ctx, cancel := context.WithCancel(context.Background())
    25  	defer cancel()
    26  	resp := &pb.OperateWorkerRelayResponse{}
    27  	err := SendRequest(
    28  		ctx,
    29  		"OperateWorkerRelayTask",
    30  		&pb.OperateWorkerRelayRequest{
    31  			Op:      op,
    32  			Sources: workers,
    33  		},
    34  		&resp,
    35  	)
    36  	return resp, err
    37  }