milvus/internal/dataservice/allocator.go
Cai Yudong 111376ba40
improve code coverage for data service (#4998)
* rename mock.go to mock_test.go

Signed-off-by: yudong.cai <yudong.cai@zilliz.com>

* add allocator_test.go to improve code coverage

Signed-off-by: yudong.cai <yudong.cai@zilliz.com>

* update meta_test.go

Signed-off-by: yudong.cai <yudong.cai@zilliz.com>

* update watcher_test.go

Signed-off-by: yudong.cai <yudong.cai@zilliz.com>

* fix race

Signed-off-by: yudong.cai <yudong.cai@zilliz.com>
2021-04-23 02:15:30 +00:00

71 lines
1.9 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 dataservice
import (
"context"
"github.com/milvus-io/milvus/internal/types"
"github.com/milvus-io/milvus/internal/proto/commonpb"
"github.com/milvus-io/milvus/internal/proto/masterpb"
)
type allocatorInterface interface {
allocTimestamp() (Timestamp, error)
allocID() (UniqueID, error)
}
type allocator struct {
masterClient types.MasterService
}
func newAllocator(masterClient types.MasterService) *allocator {
return &allocator{
masterClient: masterClient,
}
}
func (allocator *allocator) allocTimestamp() (Timestamp, error) {
ctx := context.TODO()
resp, err := allocator.masterClient.AllocTimestamp(ctx, &masterpb.AllocTimestampRequest{
Base: &commonpb.MsgBase{
MsgType: commonpb.MsgType_RequestTSO,
MsgID: -1, // todo add msg id
Timestamp: 0, // todo
SourceID: Params.NodeID,
},
Count: 1,
})
if err = VerifyResponse(resp, err); err != nil {
return 0, err
}
return resp.Timestamp, nil
}
func (allocator *allocator) allocID() (UniqueID, error) {
ctx := context.TODO()
resp, err := allocator.masterClient.AllocID(ctx, &masterpb.AllocIDRequest{
Base: &commonpb.MsgBase{
MsgType: commonpb.MsgType_RequestID,
MsgID: -1, // todo add msg id
Timestamp: 0, // todo
SourceID: Params.NodeID,
},
Count: 1,
})
if err = VerifyResponse(resp, err); err != nil {
return 0, err
}
return resp.ID, nil
}