mirror of https://github.com/milvus-io/milvus.git
505 lines
19 KiB
Go
505 lines
19 KiB
Go
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// Package grpcdatacoord implements grpc server for datacoord
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package grpcdatacoord
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import (
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"context"
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"net"
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"strconv"
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"sync"
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"time"
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grpc_middleware "github.com/grpc-ecosystem/go-grpc-middleware"
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"github.com/tikv/client-go/v2/txnkv"
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clientv3 "go.etcd.io/etcd/client/v3"
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"go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc"
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"go.uber.org/atomic"
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"go.uber.org/zap"
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"google.golang.org/grpc"
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"google.golang.org/grpc/keepalive"
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"github.com/milvus-io/milvus-proto/go-api/v2/commonpb"
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"github.com/milvus-io/milvus-proto/go-api/v2/milvuspb"
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"github.com/milvus-io/milvus/internal/datacoord"
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"github.com/milvus-io/milvus/internal/distributed/utils"
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"github.com/milvus-io/milvus/internal/proto/datapb"
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"github.com/milvus-io/milvus/internal/proto/indexpb"
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"github.com/milvus-io/milvus/internal/proto/internalpb"
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"github.com/milvus-io/milvus/internal/types"
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"github.com/milvus-io/milvus/internal/util/dependency"
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_ "github.com/milvus-io/milvus/internal/util/grpcclient"
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"github.com/milvus-io/milvus/internal/util/streamingutil"
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streamingserviceinterceptor "github.com/milvus-io/milvus/internal/util/streamingutil/service/interceptor"
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"github.com/milvus-io/milvus/pkg/log"
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"github.com/milvus-io/milvus/pkg/tracer"
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"github.com/milvus-io/milvus/pkg/util"
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"github.com/milvus-io/milvus/pkg/util/etcd"
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"github.com/milvus-io/milvus/pkg/util/funcutil"
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"github.com/milvus-io/milvus/pkg/util/interceptor"
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"github.com/milvus-io/milvus/pkg/util/logutil"
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"github.com/milvus-io/milvus/pkg/util/paramtable"
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"github.com/milvus-io/milvus/pkg/util/tikv"
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)
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// Server is the grpc server of datacoord
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type Server struct {
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ctx context.Context
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cancel context.CancelFunc
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serverID atomic.Int64
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grpcWG sync.WaitGroup
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dataCoord types.DataCoordComponent
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etcdCli *clientv3.Client
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tikvCli *txnkv.Client
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grpcErrChan chan error
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grpcServer *grpc.Server
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}
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// NewServer new data service grpc server
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func NewServer(ctx context.Context, factory dependency.Factory, opts ...datacoord.Option) *Server {
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ctx1, cancel := context.WithCancel(ctx)
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s := &Server{
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ctx: ctx1,
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cancel: cancel,
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grpcErrChan: make(chan error),
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}
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s.dataCoord = datacoord.CreateServer(s.ctx, factory, opts...)
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return s
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}
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var getTiKVClient = tikv.GetTiKVClient
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func (s *Server) init() error {
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params := paramtable.Get()
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etcdConfig := ¶ms.EtcdCfg
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etcdCli, err := etcd.CreateEtcdClient(
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etcdConfig.UseEmbedEtcd.GetAsBool(),
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etcdConfig.EtcdEnableAuth.GetAsBool(),
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etcdConfig.EtcdAuthUserName.GetValue(),
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etcdConfig.EtcdAuthPassword.GetValue(),
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etcdConfig.EtcdUseSSL.GetAsBool(),
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etcdConfig.Endpoints.GetAsStrings(),
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etcdConfig.EtcdTLSCert.GetValue(),
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etcdConfig.EtcdTLSKey.GetValue(),
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etcdConfig.EtcdTLSCACert.GetValue(),
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etcdConfig.EtcdTLSMinVersion.GetValue())
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if err != nil {
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log.Debug("DataCoord connect to etcd failed", zap.Error(err))
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return err
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}
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s.etcdCli = etcdCli
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s.dataCoord.SetEtcdClient(etcdCli)
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s.dataCoord.SetAddress(params.DataCoordGrpcServerCfg.GetAddress())
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if params.MetaStoreCfg.MetaStoreType.GetValue() == util.MetaStoreTypeTiKV {
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log.Info("Connecting to tikv metadata storage.")
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tikvCli, err := getTiKVClient(¶mtable.Get().TiKVCfg)
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if err != nil {
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log.Warn("DataCoord failed to connect to tikv", zap.Error(err))
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return err
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}
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s.dataCoord.SetTiKVClient(tikvCli)
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log.Info("Connected to tikv. Using tikv as metadata storage.")
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}
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if err := s.dataCoord.Init(); err != nil {
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log.Error("dataCoord init error", zap.Error(err))
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return err
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}
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err = s.startGrpc()
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if err != nil {
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log.Debug("DataCoord startGrpc failed", zap.Error(err))
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return err
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}
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return nil
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}
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func (s *Server) startGrpc() error {
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Params := ¶mtable.Get().DataCoordGrpcServerCfg
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s.grpcWG.Add(1)
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go s.startGrpcLoop(Params.Port.GetAsInt())
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// wait for grpc server loop start
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err := <-s.grpcErrChan
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return err
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}
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func (s *Server) startGrpcLoop(grpcPort int) {
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defer logutil.LogPanic()
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defer s.grpcWG.Done()
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Params := ¶mtable.Get().DataCoordGrpcServerCfg
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log.Debug("network port", zap.Int("port", grpcPort))
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lis, err := net.Listen("tcp", ":"+strconv.Itoa(grpcPort))
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if err != nil {
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log.Error("grpc server failed to listen error", zap.Error(err))
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s.grpcErrChan <- err
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return
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}
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ctx, cancel := context.WithCancel(s.ctx)
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defer cancel()
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kaep := keepalive.EnforcementPolicy{
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MinTime: 5 * time.Second, // If a client pings more than once every 5 seconds, terminate the connection
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PermitWithoutStream: true, // Allow pings even when there are no active streams
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}
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kasp := keepalive.ServerParameters{
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Time: 60 * time.Second, // Ping the client if it is idle for 60 seconds to ensure the connection is still active
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Timeout: 10 * time.Second, // Wait 10 second for the ping ack before assuming the connection is dead
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}
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opts := tracer.GetInterceptorOpts()
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s.grpcServer = grpc.NewServer(
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grpc.KeepaliveEnforcementPolicy(kaep),
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grpc.KeepaliveParams(kasp),
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grpc.MaxRecvMsgSize(Params.ServerMaxRecvSize.GetAsInt()),
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grpc.MaxSendMsgSize(Params.ServerMaxSendSize.GetAsInt()),
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grpc.UnaryInterceptor(grpc_middleware.ChainUnaryServer(
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otelgrpc.UnaryServerInterceptor(opts...),
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logutil.UnaryTraceLoggerInterceptor,
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interceptor.ClusterValidationUnaryServerInterceptor(),
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interceptor.ServerIDValidationUnaryServerInterceptor(func() int64 {
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if s.serverID.Load() == 0 {
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s.serverID.Store(s.dataCoord.(*datacoord.Server).GetServerID())
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}
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return s.serverID.Load()
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}),
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streamingserviceinterceptor.NewStreamingServiceUnaryServerInterceptor(),
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)),
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grpc.StreamInterceptor(grpc_middleware.ChainStreamServer(
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otelgrpc.StreamServerInterceptor(opts...),
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logutil.StreamTraceLoggerInterceptor,
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interceptor.ClusterValidationStreamServerInterceptor(),
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interceptor.ServerIDValidationStreamServerInterceptor(func() int64 {
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if s.serverID.Load() == 0 {
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s.serverID.Store(s.dataCoord.(*datacoord.Server).GetServerID())
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}
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return s.serverID.Load()
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}),
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streamingserviceinterceptor.NewStreamingServiceStreamServerInterceptor(),
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)))
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indexpb.RegisterIndexCoordServer(s.grpcServer, s)
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datapb.RegisterDataCoordServer(s.grpcServer, s)
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// register the streaming coord grpc service.
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if streamingutil.IsStreamingServiceEnabled() {
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s.dataCoord.RegisterStreamingCoordGRPCService(s.grpcServer)
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}
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go funcutil.CheckGrpcReady(ctx, s.grpcErrChan)
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if err := s.grpcServer.Serve(lis); err != nil {
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s.grpcErrChan <- err
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}
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}
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func (s *Server) start() error {
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err := s.dataCoord.Register()
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if err != nil {
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log.Debug("DataCoord register service failed", zap.Error(err))
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return err
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}
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err = s.dataCoord.Start()
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if err != nil {
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log.Error("DataCoord start failed", zap.Error(err))
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return err
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}
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return nil
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}
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// Stop stops the DataCoord server gracefully.
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// Need to call the GracefulStop interface of grpc server and call the stop method of the inner DataCoord object.
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func (s *Server) Stop() (err error) {
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Params := ¶mtable.Get().DataCoordGrpcServerCfg
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logger := log.With(zap.String("address", Params.GetAddress()))
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logger.Info("Datacoord stopping")
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defer func() {
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logger.Info("Datacoord stopped", zap.Error(err))
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}()
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if s.etcdCli != nil {
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defer s.etcdCli.Close()
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}
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if s.tikvCli != nil {
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defer s.tikvCli.Close()
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}
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if s.grpcServer != nil {
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utils.GracefulStopGRPCServer(s.grpcServer)
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}
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s.grpcWG.Wait()
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logger.Info("internal server[dataCoord] start to stop")
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err = s.dataCoord.Stop()
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if err != nil {
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log.Error("failed to close dataCoord", zap.Error(err))
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return err
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}
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s.cancel()
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return nil
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}
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// Run starts the Server. Need to call inner init and start method.
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func (s *Server) Run() error {
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if err := s.init(); err != nil {
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return err
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}
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log.Debug("DataCoord init done ...")
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if err := s.start(); err != nil {
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return err
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}
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log.Debug("DataCoord start done ...")
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return nil
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}
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// GetComponentStates gets states of datacoord and datanodes
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func (s *Server) GetComponentStates(ctx context.Context, req *milvuspb.GetComponentStatesRequest) (*milvuspb.ComponentStates, error) {
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return s.dataCoord.GetComponentStates(ctx, req)
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}
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// GetTimeTickChannel gets timetick channel
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func (s *Server) GetTimeTickChannel(ctx context.Context, req *internalpb.GetTimeTickChannelRequest) (*milvuspb.StringResponse, error) {
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return s.dataCoord.GetTimeTickChannel(ctx, req)
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}
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// GetStatisticsChannel gets statistics channel
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func (s *Server) GetStatisticsChannel(ctx context.Context, req *internalpb.GetStatisticsChannelRequest) (*milvuspb.StringResponse, error) {
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return s.dataCoord.GetStatisticsChannel(ctx, req)
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}
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// GetSegmentInfo gets segment information according to segment id
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func (s *Server) GetSegmentInfo(ctx context.Context, req *datapb.GetSegmentInfoRequest) (*datapb.GetSegmentInfoResponse, error) {
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return s.dataCoord.GetSegmentInfo(ctx, req)
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}
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// Flush flushes a collection's data
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func (s *Server) Flush(ctx context.Context, req *datapb.FlushRequest) (*datapb.FlushResponse, error) {
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return s.dataCoord.Flush(ctx, req)
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}
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// AssignSegmentID requests to allocate segment space for insert
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func (s *Server) AssignSegmentID(ctx context.Context, req *datapb.AssignSegmentIDRequest) (*datapb.AssignSegmentIDResponse, error) {
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return s.dataCoord.AssignSegmentID(ctx, req)
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}
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// AllocSegment alloc a new growing segment, add it into segment meta.
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func (s *Server) AllocSegment(ctx context.Context, req *datapb.AllocSegmentRequest) (*datapb.AllocSegmentResponse, error) {
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return s.dataCoord.AllocSegment(ctx, req)
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}
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// GetSegmentStates gets states of segments
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func (s *Server) GetSegmentStates(ctx context.Context, req *datapb.GetSegmentStatesRequest) (*datapb.GetSegmentStatesResponse, error) {
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return s.dataCoord.GetSegmentStates(ctx, req)
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}
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// GetInsertBinlogPaths gets insert binlog paths of a segment
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func (s *Server) GetInsertBinlogPaths(ctx context.Context, req *datapb.GetInsertBinlogPathsRequest) (*datapb.GetInsertBinlogPathsResponse, error) {
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return s.dataCoord.GetInsertBinlogPaths(ctx, req)
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}
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// GetCollectionStatistics gets statistics of a collection
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func (s *Server) GetCollectionStatistics(ctx context.Context, req *datapb.GetCollectionStatisticsRequest) (*datapb.GetCollectionStatisticsResponse, error) {
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return s.dataCoord.GetCollectionStatistics(ctx, req)
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}
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// GetPartitionStatistics gets statistics of a partition
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func (s *Server) GetPartitionStatistics(ctx context.Context, req *datapb.GetPartitionStatisticsRequest) (*datapb.GetPartitionStatisticsResponse, error) {
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return s.dataCoord.GetPartitionStatistics(ctx, req)
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}
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// GetSegmentInfoChannel gets channel to which datacoord sends segment information
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func (s *Server) GetSegmentInfoChannel(ctx context.Context, req *datapb.GetSegmentInfoChannelRequest) (*milvuspb.StringResponse, error) {
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return s.dataCoord.GetSegmentInfoChannel(ctx, req)
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}
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// SaveBinlogPaths implement DataCoordServer, saves segment, collection binlog according to datanode request
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func (s *Server) SaveBinlogPaths(ctx context.Context, req *datapb.SaveBinlogPathsRequest) (*commonpb.Status, error) {
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return s.dataCoord.SaveBinlogPaths(ctx, req)
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}
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// GetRecoveryInfo gets information for recovering channels
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func (s *Server) GetRecoveryInfo(ctx context.Context, req *datapb.GetRecoveryInfoRequest) (*datapb.GetRecoveryInfoResponse, error) {
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return s.dataCoord.GetRecoveryInfo(ctx, req)
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}
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// GetRecoveryInfoV2 gets information for recovering channels
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func (s *Server) GetRecoveryInfoV2(ctx context.Context, req *datapb.GetRecoveryInfoRequestV2) (*datapb.GetRecoveryInfoResponseV2, error) {
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return s.dataCoord.GetRecoveryInfoV2(ctx, req)
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}
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// GetFlushedSegments get all flushed segments of a partition
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func (s *Server) GetFlushedSegments(ctx context.Context, req *datapb.GetFlushedSegmentsRequest) (*datapb.GetFlushedSegmentsResponse, error) {
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return s.dataCoord.GetFlushedSegments(ctx, req)
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}
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// GetSegmentsByStates get all segments of a partition by given states
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func (s *Server) GetSegmentsByStates(ctx context.Context, req *datapb.GetSegmentsByStatesRequest) (*datapb.GetSegmentsByStatesResponse, error) {
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return s.dataCoord.GetSegmentsByStates(ctx, req)
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}
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// ShowConfigurations gets specified configurations para of DataCoord
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func (s *Server) ShowConfigurations(ctx context.Context, req *internalpb.ShowConfigurationsRequest) (*internalpb.ShowConfigurationsResponse, error) {
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return s.dataCoord.ShowConfigurations(ctx, req)
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}
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// GetMetrics gets metrics of data coordinator and datanodes
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func (s *Server) GetMetrics(ctx context.Context, req *milvuspb.GetMetricsRequest) (*milvuspb.GetMetricsResponse, error) {
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return s.dataCoord.GetMetrics(ctx, req)
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}
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// ManualCompaction triggers a compaction for a collection
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func (s *Server) ManualCompaction(ctx context.Context, req *milvuspb.ManualCompactionRequest) (*milvuspb.ManualCompactionResponse, error) {
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return s.dataCoord.ManualCompaction(ctx, req)
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}
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// GetCompactionState gets the state of a compaction
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func (s *Server) GetCompactionState(ctx context.Context, req *milvuspb.GetCompactionStateRequest) (*milvuspb.GetCompactionStateResponse, error) {
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return s.dataCoord.GetCompactionState(ctx, req)
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}
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// GetCompactionStateWithPlans gets the state of a compaction by plan
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func (s *Server) GetCompactionStateWithPlans(ctx context.Context, req *milvuspb.GetCompactionPlansRequest) (*milvuspb.GetCompactionPlansResponse, error) {
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return s.dataCoord.GetCompactionStateWithPlans(ctx, req)
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}
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// WatchChannels starts watch channels by give request
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func (s *Server) WatchChannels(ctx context.Context, req *datapb.WatchChannelsRequest) (*datapb.WatchChannelsResponse, error) {
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return s.dataCoord.WatchChannels(ctx, req)
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}
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// GetFlushState gets the flush state of the collection based on the provided flush ts and segment IDs.
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func (s *Server) GetFlushState(ctx context.Context, req *datapb.GetFlushStateRequest) (*milvuspb.GetFlushStateResponse, error) {
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return s.dataCoord.GetFlushState(ctx, req)
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}
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// GetFlushAllState checks if all DML messages before `FlushAllTs` have been flushed.
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func (s *Server) GetFlushAllState(ctx context.Context, req *milvuspb.GetFlushAllStateRequest) (*milvuspb.GetFlushAllStateResponse, error) {
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return s.dataCoord.GetFlushAllState(ctx, req)
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}
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// DropVirtualChannel drop virtual channel in datacoord
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func (s *Server) DropVirtualChannel(ctx context.Context, req *datapb.DropVirtualChannelRequest) (*datapb.DropVirtualChannelResponse, error) {
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return s.dataCoord.DropVirtualChannel(ctx, req)
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}
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// SetSegmentState sets the state of a segment.
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func (s *Server) SetSegmentState(ctx context.Context, req *datapb.SetSegmentStateRequest) (*datapb.SetSegmentStateResponse, error) {
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return s.dataCoord.SetSegmentState(ctx, req)
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}
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// UpdateSegmentStatistics is the dataCoord service caller of UpdateSegmentStatistics.
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func (s *Server) UpdateSegmentStatistics(ctx context.Context, req *datapb.UpdateSegmentStatisticsRequest) (*commonpb.Status, error) {
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return s.dataCoord.UpdateSegmentStatistics(ctx, req)
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}
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// UpdateChannelCheckpoint updates channel checkpoint in dataCoord.
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func (s *Server) UpdateChannelCheckpoint(ctx context.Context, req *datapb.UpdateChannelCheckpointRequest) (*commonpb.Status, error) {
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return s.dataCoord.UpdateChannelCheckpoint(ctx, req)
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}
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// MarkSegmentsDropped is the distributed caller of MarkSegmentsDropped.
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func (s *Server) MarkSegmentsDropped(ctx context.Context, req *datapb.MarkSegmentsDroppedRequest) (*commonpb.Status, error) {
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return s.dataCoord.MarkSegmentsDropped(ctx, req)
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}
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func (s *Server) BroadcastAlteredCollection(ctx context.Context, request *datapb.AlterCollectionRequest) (*commonpb.Status, error) {
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return s.dataCoord.BroadcastAlteredCollection(ctx, request)
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}
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func (s *Server) CheckHealth(ctx context.Context, req *milvuspb.CheckHealthRequest) (*milvuspb.CheckHealthResponse, error) {
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return s.dataCoord.CheckHealth(ctx, req)
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}
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|
func (s *Server) GcConfirm(ctx context.Context, request *datapb.GcConfirmRequest) (*datapb.GcConfirmResponse, error) {
|
|
return s.dataCoord.GcConfirm(ctx, request)
|
|
}
|
|
|
|
// CreateIndex sends the build index request to DataCoord.
|
|
func (s *Server) CreateIndex(ctx context.Context, req *indexpb.CreateIndexRequest) (*commonpb.Status, error) {
|
|
return s.dataCoord.CreateIndex(ctx, req)
|
|
}
|
|
|
|
func (s *Server) AlterIndex(ctx context.Context, req *indexpb.AlterIndexRequest) (*commonpb.Status, error) {
|
|
return s.dataCoord.AlterIndex(ctx, req)
|
|
}
|
|
|
|
// GetIndexState gets the index states from DataCoord.
|
|
// Deprecated: use DescribeIndex instead
|
|
func (s *Server) GetIndexState(ctx context.Context, req *indexpb.GetIndexStateRequest) (*indexpb.GetIndexStateResponse, error) {
|
|
return s.dataCoord.GetIndexState(ctx, req)
|
|
}
|
|
|
|
func (s *Server) GetSegmentIndexState(ctx context.Context, req *indexpb.GetSegmentIndexStateRequest) (*indexpb.GetSegmentIndexStateResponse, error) {
|
|
return s.dataCoord.GetSegmentIndexState(ctx, req)
|
|
}
|
|
|
|
// GetIndexInfos gets the index file paths from DataCoord.
|
|
func (s *Server) GetIndexInfos(ctx context.Context, req *indexpb.GetIndexInfoRequest) (*indexpb.GetIndexInfoResponse, error) {
|
|
return s.dataCoord.GetIndexInfos(ctx, req)
|
|
}
|
|
|
|
// DescribeIndex gets all indexes of the collection.
|
|
func (s *Server) DescribeIndex(ctx context.Context, req *indexpb.DescribeIndexRequest) (*indexpb.DescribeIndexResponse, error) {
|
|
return s.dataCoord.DescribeIndex(ctx, req)
|
|
}
|
|
|
|
// GetIndexStatistics get the information of index..
|
|
func (s *Server) GetIndexStatistics(ctx context.Context, req *indexpb.GetIndexStatisticsRequest) (*indexpb.GetIndexStatisticsResponse, error) {
|
|
return s.dataCoord.GetIndexStatistics(ctx, req)
|
|
}
|
|
|
|
// DropIndex sends the drop index request to DataCoord.
|
|
func (s *Server) DropIndex(ctx context.Context, request *indexpb.DropIndexRequest) (*commonpb.Status, error) {
|
|
return s.dataCoord.DropIndex(ctx, request)
|
|
}
|
|
|
|
// Deprecated: use DescribeIndex instead
|
|
func (s *Server) GetIndexBuildProgress(ctx context.Context, req *indexpb.GetIndexBuildProgressRequest) (*indexpb.GetIndexBuildProgressResponse, error) {
|
|
return s.dataCoord.GetIndexBuildProgress(ctx, req)
|
|
}
|
|
|
|
func (s *Server) ReportDataNodeTtMsgs(ctx context.Context, req *datapb.ReportDataNodeTtMsgsRequest) (*commonpb.Status, error) {
|
|
return s.dataCoord.ReportDataNodeTtMsgs(ctx, req)
|
|
}
|
|
|
|
func (s *Server) GcControl(ctx context.Context, req *datapb.GcControlRequest) (*commonpb.Status, error) {
|
|
return s.dataCoord.GcControl(ctx, req)
|
|
}
|
|
|
|
func (s *Server) ImportV2(ctx context.Context, in *internalpb.ImportRequestInternal) (*internalpb.ImportResponse, error) {
|
|
return s.dataCoord.ImportV2(ctx, in)
|
|
}
|
|
|
|
func (s *Server) GetImportProgress(ctx context.Context, in *internalpb.GetImportProgressRequest) (*internalpb.GetImportProgressResponse, error) {
|
|
return s.dataCoord.GetImportProgress(ctx, in)
|
|
}
|
|
|
|
func (s *Server) ListImports(ctx context.Context, in *internalpb.ListImportsRequestInternal) (*internalpb.ListImportsResponse, error) {
|
|
return s.dataCoord.ListImports(ctx, in)
|
|
}
|
|
|
|
func (s *Server) ListIndexes(ctx context.Context, in *indexpb.ListIndexesRequest) (*indexpb.ListIndexesResponse, error) {
|
|
return s.dataCoord.ListIndexes(ctx, in)
|
|
}
|