// 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/commonpb" "github.com/milvus-io/milvus-proto/go-api/milvuspb" "github.com/milvus-io/milvus/internal/log" "github.com/milvus-io/milvus/internal/util/dependency" "github.com/milvus-io/milvus/internal/util/typeutil" grpcquerycoord "github.com/milvus-io/milvus/internal/distributed/querycoord" ) // QueryCoord implements QueryCoord grpc server type QueryCoord struct { ctx context.Context svr *grpcquerycoord.Server } // NewQueryCoord creates a new QueryCoord func NewQueryCoord(ctx context.Context, factory dependency.Factory) (*QueryCoord, error) { svr, err := grpcquerycoord.NewServer(ctx, factory) if err != nil { panic(err) } return &QueryCoord{ ctx: ctx, svr: svr, }, nil } // Run starts service func (qs *QueryCoord) Run() error { if err := qs.svr.Run(); err != nil { panic(err) } log.Debug("QueryCoord successfully started") return nil } // Stop terminates service func (qs *QueryCoord) Stop() error { if err := qs.svr.Stop(); err != nil { return err } return nil } // GetComponentStates returns QueryCoord's states func (qs *QueryCoord) Health(ctx context.Context) commonpb.StateCode { resp, err := qs.svr.GetComponentStates(ctx, &milvuspb.GetComponentStatesRequest{}) if err != nil { return commonpb.StateCode_Abnormal } return resp.State.GetStateCode() } func (qs *QueryCoord) GetName() string { return typeutil.QueryCoordRole }