milvus/internal/datacoord/datanode_helper.go
sunby 044b06421a
Use etcd to watch channel on datanode (#7115)
issue: #6578
Signed-off-by: sunby <bingyi.sun@zilliz.com>
2021-10-14 15:44:34 +08:00

34 lines
1.2 KiB
Go

// Copyright (C) 2019-2020 Zilliz. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software distributed under the License
// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
// or implied. See the License for the specific language governing permissions and limitations under the License.
package datacoord
import (
"github.com/milvus-io/milvus/internal/proto/datapb"
)
// positionProvider provides vchannel pair related position pairs
type positionProvider interface {
GetVChanPositions(channel string, collectionID UniqueID, seekFromStartPosition bool) *datapb.VchannelInfo
}
var _ positionProvider = (*dummyPosProvider)(nil)
type dummyPosProvider struct{}
//GetVChanPositions implements positionProvider
func (dp dummyPosProvider) GetVChanPositions(channel string, collectionID UniqueID, seekFromStartPosition bool) *datapb.VchannelInfo {
return &datapb.VchannelInfo{
CollectionID: collectionID,
ChannelName: channel,
}
}