milvus/cmd/components/data_coord.go
congqixia 41af0a98fa
Use go-api/v2 for milvus-proto (#24770)
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
2023-06-09 01:28:37 +08:00

75 lines
2.2 KiB
Go

// Licensed to the LF AI & Data foundation under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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 components
import (
"context"
"github.com/milvus-io/milvus-proto/go-api/v2/commonpb"
"github.com/milvus-io/milvus-proto/go-api/v2/milvuspb"
grpcdatacoordclient "github.com/milvus-io/milvus/internal/distributed/datacoord"
"github.com/milvus-io/milvus/internal/util/dependency"
"github.com/milvus-io/milvus/pkg/log"
"github.com/milvus-io/milvus/pkg/util/typeutil"
)
// DataCoord implements grpc server of DataCoord server
type DataCoord struct {
ctx context.Context
svr *grpcdatacoordclient.Server
}
// NewDataCoord creates a new DataCoord
func NewDataCoord(ctx context.Context, factory dependency.Factory) (*DataCoord, error) {
s := grpcdatacoordclient.NewServer(ctx, factory)
return &DataCoord{
ctx: ctx,
svr: s,
}, nil
}
// Run starts service
func (s *DataCoord) Run() error {
if err := s.svr.Run(); err != nil {
return err
}
log.Debug("DataCoord successfully started")
return nil
}
// Stop terminates service
func (s *DataCoord) Stop() error {
if err := s.svr.Stop(); err != nil {
return err
}
return nil
}
// GetComponentStates returns DataCoord's states
func (s *DataCoord) Health(ctx context.Context) commonpb.StateCode {
resp, err := s.svr.GetComponentStates(ctx, &milvuspb.GetComponentStatesRequest{})
if err != nil {
return commonpb.StateCode_Abnormal
}
return resp.State.GetStateCode()
}
func (s *DataCoord) GetName() string {
return typeutil.DataCoordRole
}