mirror of https://github.com/milvus-io/milvus.git
328 lines
10 KiB
Go
328 lines
10 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 grpcindexnode
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import (
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"context"
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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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clientv3 "go.etcd.io/etcd/client/v3"
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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/distributed/utils"
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"github.com/milvus-io/milvus/internal/indexnode"
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"github.com/milvus-io/milvus/internal/proto/internalpb"
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"github.com/milvus-io/milvus/internal/proto/workerpb"
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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/pkg/log"
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"github.com/milvus-io/milvus/pkg/tracer"
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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/netutil"
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"github.com/milvus-io/milvus/pkg/util/paramtable"
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)
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// Server is the grpc wrapper of IndexNode.
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type Server struct {
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indexnode types.IndexNodeComponent
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grpcServer *grpc.Server
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listener *netutil.NetListener
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grpcErrChan chan error
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serverID atomic.Int64
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loopCtx context.Context
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loopCancel func()
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grpcWG sync.WaitGroup
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etcdCli *clientv3.Client
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}
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func (s *Server) Prepare() error {
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listener, err := netutil.NewListener(
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netutil.OptIP(paramtable.Get().IndexNodeGrpcServerCfg.IP),
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netutil.OptHighPriorityToUsePort(paramtable.Get().IndexNodeGrpcServerCfg.Port.GetAsInt()),
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)
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if err != nil {
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log.Warn("IndexNode fail to create net listener", zap.Error(err))
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return err
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}
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s.listener = listener
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log.Info("IndexNode listen on", zap.String("address", listener.Addr().String()), zap.Int("port", listener.Port()))
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paramtable.Get().Save(
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paramtable.Get().IndexNodeGrpcServerCfg.Port.Key,
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strconv.FormatInt(int64(listener.Port()), 10))
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return nil
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}
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// Run initializes and starts IndexNode's grpc service.
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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("IndexNode 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("IndexNode start done ...")
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return nil
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}
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// startGrpcLoop starts the grep loop of IndexNode component.
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func (s *Server) startGrpcLoop() {
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defer s.grpcWG.Done()
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Params := ¶mtable.Get().IndexNodeGrpcServerCfg
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ctx, cancel := context.WithCancel(s.loopCtx)
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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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grpcOpts := []grpc.ServerOption{
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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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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(paramtable.GetNodeID())
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}
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return s.serverID.Load()
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}),
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)),
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grpc.StreamInterceptor(grpc_middleware.ChainStreamServer(
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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(paramtable.GetNodeID())
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}
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return s.serverID.Load()
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}),
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)),
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grpc.StatsHandler(tracer.GetDynamicOtelGrpcServerStatsHandler()),
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}
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grpcOpts = append(grpcOpts, utils.EnableInternalTLS("IndexNode"))
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s.grpcServer = grpc.NewServer(grpcOpts...)
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workerpb.RegisterIndexNodeServer(s.grpcServer, s)
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go funcutil.CheckGrpcReady(ctx, s.grpcErrChan)
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if err := s.grpcServer.Serve(s.listener); err != nil {
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s.grpcErrChan <- err
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}
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}
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// init initializes IndexNode's grpc service.
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func (s *Server) init() error {
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etcdConfig := ¶mtable.Get().EtcdCfg
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var err error
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defer func() {
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if err != nil {
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err = s.Stop()
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if err != nil {
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log.Error("IndexNode Init failed, and Stop failed")
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}
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}
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}()
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s.grpcWG.Add(1)
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go s.startGrpcLoop()
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// wait for grpc server loop start
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err = <-s.grpcErrChan
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if err != nil {
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log.Error("IndexNode", zap.Error(err))
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return err
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}
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var etcdCli *clientv3.Client
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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("IndexNode 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.indexnode.SetEtcdClient(etcdCli)
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s.indexnode.SetAddress(s.listener.Address())
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err = s.indexnode.Init()
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if err != nil {
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log.Error("IndexNode Init 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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// start starts IndexNode's grpc service.
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func (s *Server) start() error {
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err := s.indexnode.Start()
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if err != nil {
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return err
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}
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err = s.indexnode.Register()
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if err != nil {
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log.Error("IndexNode Register etcd failed", zap.Error(err))
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return err
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}
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log.Debug("IndexNode Register etcd success")
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return nil
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}
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// Stop stops IndexNode's grpc service.
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func (s *Server) Stop() (err error) {
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logger := log.With()
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if s.listener != nil {
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logger = log.With(zap.String("address", s.listener.Address()))
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}
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logger.Info("IndexNode stopping")
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defer func() {
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logger.Info("IndexNode stopped", zap.Error(err))
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}()
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if s.indexnode != nil {
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err := s.indexnode.Stop()
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if err != nil {
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log.Error("failed to close indexnode", zap.Error(err))
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return err
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}
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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.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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s.loopCancel()
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if s.listener != nil {
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s.listener.Close()
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}
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return nil
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}
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// setServer sets the IndexNode's instance.
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func (s *Server) setServer(indexNode types.IndexNodeComponent) error {
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s.indexnode = indexNode
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return nil
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}
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// SetEtcdClient sets the etcd client for QueryNode component.
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func (s *Server) SetEtcdClient(etcdCli *clientv3.Client) {
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s.indexnode.SetEtcdClient(etcdCli)
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}
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// GetComponentStates gets the component states of IndexNode.
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func (s *Server) GetComponentStates(ctx context.Context, req *milvuspb.GetComponentStatesRequest) (*milvuspb.ComponentStates, error) {
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return s.indexnode.GetComponentStates(ctx, req)
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}
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// GetStatisticsChannel gets the statistics channel of IndexNode.
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func (s *Server) GetStatisticsChannel(ctx context.Context, req *internalpb.GetStatisticsChannelRequest) (*milvuspb.StringResponse, error) {
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return s.indexnode.GetStatisticsChannel(ctx, req)
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}
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// CreateJob sends the create index request to IndexNode.
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func (s *Server) CreateJob(ctx context.Context, req *workerpb.CreateJobRequest) (*commonpb.Status, error) {
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return s.indexnode.CreateJob(ctx, req)
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}
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// QueryJobs querys index jobs statues
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func (s *Server) QueryJobs(ctx context.Context, req *workerpb.QueryJobsRequest) (*workerpb.QueryJobsResponse, error) {
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return s.indexnode.QueryJobs(ctx, req)
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}
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// DropJobs drops index build jobs
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func (s *Server) DropJobs(ctx context.Context, req *workerpb.DropJobsRequest) (*commonpb.Status, error) {
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return s.indexnode.DropJobs(ctx, req)
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}
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// GetJobNum gets indexnode's job statisctics
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func (s *Server) GetJobStats(ctx context.Context, req *workerpb.GetJobStatsRequest) (*workerpb.GetJobStatsResponse, error) {
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return s.indexnode.GetJobStats(ctx, req)
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}
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// ShowConfigurations gets specified configurations para of IndexNode
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func (s *Server) ShowConfigurations(ctx context.Context, req *internalpb.ShowConfigurationsRequest) (*internalpb.ShowConfigurationsResponse, error) {
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return s.indexnode.ShowConfigurations(ctx, req)
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}
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// GetMetrics gets the metrics info of IndexNode.
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func (s *Server) GetMetrics(ctx context.Context, request *milvuspb.GetMetricsRequest) (*milvuspb.GetMetricsResponse, error) {
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return s.indexnode.GetMetrics(ctx, request)
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}
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func (s *Server) CreateJobV2(ctx context.Context, request *workerpb.CreateJobV2Request) (*commonpb.Status, error) {
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return s.indexnode.CreateJobV2(ctx, request)
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}
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func (s *Server) QueryJobsV2(ctx context.Context, request *workerpb.QueryJobsV2Request) (*workerpb.QueryJobsV2Response, error) {
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return s.indexnode.QueryJobsV2(ctx, request)
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}
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func (s *Server) DropJobsV2(ctx context.Context, request *workerpb.DropJobsV2Request) (*commonpb.Status, error) {
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return s.indexnode.DropJobsV2(ctx, request)
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}
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// NewServer create a new IndexNode grpc server.
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func NewServer(ctx context.Context, factory dependency.Factory) (*Server, error) {
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ctx1, cancel := context.WithCancel(ctx)
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node := indexnode.NewIndexNode(ctx1, factory)
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return &Server{
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loopCtx: ctx1,
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loopCancel: cancel,
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indexnode: node,
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grpcErrChan: make(chan error),
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}, nil
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}
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