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https://gitee.com/milvus-io/milvus.git
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420 lines
14 KiB
Go
420 lines
14 KiB
Go
// Copyright (C) 2019-2020 Zilliz. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "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 distributed under the License
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// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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// or implied. See the License for the specific language governing permissions and limitations under the License.
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package grpcproxy
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import (
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"context"
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"fmt"
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"io"
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"net"
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"strconv"
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"sync"
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"time"
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"go.uber.org/zap"
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"google.golang.org/grpc"
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grpcdatacoordclient "github.com/milvus-io/milvus/internal/distributed/datacoord/client"
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grpcindexcoordclient "github.com/milvus-io/milvus/internal/distributed/indexcoord/client"
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grpcquerycoordclient "github.com/milvus-io/milvus/internal/distributed/querycoord/client"
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rcc "github.com/milvus-io/milvus/internal/distributed/rootcoord/client"
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grpc_opentracing "github.com/grpc-ecosystem/go-grpc-middleware/tracing/opentracing"
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"github.com/milvus-io/milvus/internal/log"
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"github.com/milvus-io/milvus/internal/msgstream"
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"github.com/milvus-io/milvus/internal/proto/commonpb"
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"github.com/milvus-io/milvus/internal/proto/internalpb"
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"github.com/milvus-io/milvus/internal/proto/milvuspb"
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"github.com/milvus-io/milvus/internal/proto/proxypb"
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"github.com/milvus-io/milvus/internal/proxy"
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"github.com/milvus-io/milvus/internal/util/funcutil"
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"github.com/milvus-io/milvus/internal/util/trace"
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"github.com/opentracing/opentracing-go"
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)
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const (
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GRPCMaxMagSize = 2 << 30
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)
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type Server struct {
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ctx context.Context
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wg sync.WaitGroup
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proxy *proxy.Proxy
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grpcServer *grpc.Server
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grpcErrChan chan error
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rootCoordClient *rcc.GrpcClient
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dataCoordClient *grpcdatacoordclient.Client
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queryCooedClient *grpcquerycoordclient.Client
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indexCoordClient *grpcindexcoordclient.Client
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tracer opentracing.Tracer
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closer io.Closer
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}
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func NewServer(ctx context.Context, factory msgstream.Factory) (*Server, error) {
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var err error
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server := &Server{
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ctx: ctx,
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grpcErrChan: make(chan error),
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}
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server.proxy, err = proxy.NewProxy(server.ctx, factory)
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if err != nil {
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return nil, err
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}
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return server, err
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}
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func (s *Server) startGrpcLoop(grpcPort int) {
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defer s.wg.Done()
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log.Debug("proxy", zap.Int("network 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.Warn("proxy", zap.String("Server:failed to listen:", err.Error()))
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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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opts := trace.GetInterceptorOpts()
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s.grpcServer = grpc.NewServer(
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grpc.MaxRecvMsgSize(Params.ServerMaxRecvSize),
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grpc.MaxSendMsgSize(Params.ServerMaxSendSize),
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grpc.MaxRecvMsgSize(GRPCMaxMagSize),
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grpc.UnaryInterceptor(
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grpc_opentracing.UnaryServerInterceptor(opts...)),
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grpc.StreamInterceptor(
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grpc_opentracing.StreamServerInterceptor(opts...)))
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proxypb.RegisterProxyServer(s.grpcServer, s)
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milvuspb.RegisterMilvusServiceServer(s.grpcServer, s)
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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) 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("proxy node 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("proxy node start done ...")
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return nil
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}
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func (s *Server) init() error {
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var err error
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Params.Init()
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if !funcutil.CheckPortAvailable(Params.Port) {
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Params.Port = funcutil.GetAvailablePort()
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log.Warn("Proxy init", zap.Any("Port", Params.Port))
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}
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Params.LoadFromEnv()
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Params.LoadFromArgs()
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Params.Address = Params.IP + ":" + strconv.FormatInt(int64(Params.Port), 10)
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proxy.Params.Init()
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log.Debug("init params done ...")
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// NetworkPort & IP don't matter here, NetworkAddress matters
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proxy.Params.NetworkPort = Params.Port
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proxy.Params.IP = Params.IP
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proxy.Params.NetworkAddress = Params.Address
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// for purpose of ID Allocator
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proxy.Params.RootCoordAddress = Params.RootCoordAddress
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closer := trace.InitTracing(fmt.Sprintf("proxy ip: %s, port: %d", Params.IP, Params.Port))
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s.closer = closer
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log.Debug("proxy", zap.String("proxy host", Params.IP))
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log.Debug("proxy", zap.Int("proxy port", Params.Port))
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log.Debug("proxy", zap.String("proxy address", Params.Address))
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err = s.proxy.Register()
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if err != nil {
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log.Debug("Proxy Register etcd failed ", zap.Error(err))
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return err
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}
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s.wg.Add(1)
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go s.startGrpcLoop(Params.Port)
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// wait for grpc server loop start
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err = <-s.grpcErrChan
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log.Debug("create grpc server ...")
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if err != nil {
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return err
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}
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rootCoordAddr := Params.RootCoordAddress
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log.Debug("Proxy", zap.String("RootCoord address", rootCoordAddr))
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s.rootCoordClient, err = rcc.NewClient(s.ctx, proxy.Params.MetaRootPath, proxy.Params.EtcdEndpoints)
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if err != nil {
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log.Debug("Proxy new rootCoordClient failed ", zap.Error(err))
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return err
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}
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err = s.rootCoordClient.Init()
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if err != nil {
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log.Debug("Proxy new rootCoordClient Init ", zap.Error(err))
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return err
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}
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err = funcutil.WaitForComponentHealthy(s.ctx, s.rootCoordClient, "RootCoord", 1000000, time.Millisecond*200)
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if err != nil {
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log.Debug("Proxy WaitForComponentHealthy RootCoord failed ", zap.Error(err))
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panic(err)
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}
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s.proxy.SetRootCoordClient(s.rootCoordClient)
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log.Debug("set rootcoord client ...")
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dataCoordAddr := Params.DataCoordAddress
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log.Debug("Proxy", zap.String("data coordinator address", dataCoordAddr))
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s.dataCoordClient, err = grpcdatacoordclient.NewClient(s.ctx, proxy.Params.MetaRootPath, proxy.Params.EtcdEndpoints)
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if err != nil {
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log.Debug("Proxy new dataCoordClient failed ", zap.Error(err))
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return err
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}
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err = s.dataCoordClient.Init()
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if err != nil {
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log.Debug("Proxy dataCoordClient init failed ", zap.Error(err))
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return err
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}
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s.proxy.SetDataCoordClient(s.dataCoordClient)
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log.Debug("set data coordinator address ...")
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indexCoordAddr := Params.IndexCoordAddress
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log.Debug("Proxy", zap.String("index coordinator address", indexCoordAddr))
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s.indexCoordClient, err = grpcindexcoordclient.NewClient(s.ctx, proxy.Params.MetaRootPath, proxy.Params.EtcdEndpoints)
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if err != nil {
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log.Debug("Proxy new indexCoordClient failed ", zap.Error(err))
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return err
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}
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err = s.indexCoordClient.Init()
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if err != nil {
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log.Debug("Proxy indexCoordClient init failed ", zap.Error(err))
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return err
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}
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s.proxy.SetIndexCoordClient(s.indexCoordClient)
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log.Debug("set index coordinator client ...")
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queryCoordAddr := Params.QueryCoordAddress
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log.Debug("Proxy", zap.String("query coordinator address", queryCoordAddr))
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s.queryCooedClient, err = grpcquerycoordclient.NewClient(s.ctx, proxy.Params.MetaRootPath, proxy.Params.EtcdEndpoints)
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if err != nil {
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return err
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}
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err = s.queryCooedClient.Init()
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if err != nil {
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return err
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}
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s.proxy.SetQueryCoordClient(s.queryCooedClient)
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log.Debug("set query coordinator client ...")
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s.proxy.UpdateStateCode(internalpb.StateCode_Initializing)
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log.Debug("proxy", zap.Any("state of proxy", internalpb.StateCode_Initializing))
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if err := s.proxy.Init(); err != nil {
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log.Debug("proxy", zap.String("proxy init error", err.Error()))
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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) start() error {
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return s.proxy.Start()
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}
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func (s *Server) Stop() error {
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var err error
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if s.closer != nil {
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if err = s.closer.Close(); err != nil {
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return err
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}
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}
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if s.grpcServer != nil {
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s.grpcServer.GracefulStop()
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}
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err = s.proxy.Stop()
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if err != nil {
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return err
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}
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s.wg.Wait()
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return nil
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}
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func (s *Server) GetComponentStates(ctx context.Context, request *internalpb.GetComponentStatesRequest) (*internalpb.ComponentStates, error) {
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return s.proxy.GetComponentStates(ctx)
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}
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func (s *Server) GetStatisticsChannel(ctx context.Context, request *internalpb.GetStatisticsChannelRequest) (*milvuspb.StringResponse, error) {
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return s.proxy.GetStatisticsChannel(ctx)
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}
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func (s *Server) InvalidateCollectionMetaCache(ctx context.Context, request *proxypb.InvalidateCollMetaCacheRequest) (*commonpb.Status, error) {
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return s.proxy.InvalidateCollectionMetaCache(ctx, request)
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}
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func (s *Server) ReleaseDQLMessageStream(ctx context.Context, request *proxypb.ReleaseDQLMessageStreamRequest) (*commonpb.Status, error) {
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return s.proxy.ReleaseDQLMessageStream(ctx, request)
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}
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func (s *Server) CreateCollection(ctx context.Context, request *milvuspb.CreateCollectionRequest) (*commonpb.Status, error) {
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return s.proxy.CreateCollection(ctx, request)
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}
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func (s *Server) DropCollection(ctx context.Context, request *milvuspb.DropCollectionRequest) (*commonpb.Status, error) {
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return s.proxy.DropCollection(ctx, request)
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}
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func (s *Server) HasCollection(ctx context.Context, request *milvuspb.HasCollectionRequest) (*milvuspb.BoolResponse, error) {
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return s.proxy.HasCollection(ctx, request)
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}
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func (s *Server) LoadCollection(ctx context.Context, request *milvuspb.LoadCollectionRequest) (*commonpb.Status, error) {
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return s.proxy.LoadCollection(ctx, request)
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}
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func (s *Server) ReleaseCollection(ctx context.Context, request *milvuspb.ReleaseCollectionRequest) (*commonpb.Status, error) {
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return s.proxy.ReleaseCollection(ctx, request)
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}
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func (s *Server) DescribeCollection(ctx context.Context, request *milvuspb.DescribeCollectionRequest) (*milvuspb.DescribeCollectionResponse, error) {
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return s.proxy.DescribeCollection(ctx, request)
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}
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func (s *Server) GetCollectionStatistics(ctx context.Context, request *milvuspb.GetCollectionStatisticsRequest) (*milvuspb.GetCollectionStatisticsResponse, error) {
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return s.proxy.GetCollectionStatistics(ctx, request)
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}
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func (s *Server) ShowCollections(ctx context.Context, request *milvuspb.ShowCollectionsRequest) (*milvuspb.ShowCollectionsResponse, error) {
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return s.proxy.ShowCollections(ctx, request)
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}
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func (s *Server) CreatePartition(ctx context.Context, request *milvuspb.CreatePartitionRequest) (*commonpb.Status, error) {
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return s.proxy.CreatePartition(ctx, request)
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}
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func (s *Server) DropPartition(ctx context.Context, request *milvuspb.DropPartitionRequest) (*commonpb.Status, error) {
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return s.proxy.DropPartition(ctx, request)
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}
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func (s *Server) HasPartition(ctx context.Context, request *milvuspb.HasPartitionRequest) (*milvuspb.BoolResponse, error) {
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return s.proxy.HasPartition(ctx, request)
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}
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func (s *Server) LoadPartitions(ctx context.Context, request *milvuspb.LoadPartitionsRequest) (*commonpb.Status, error) {
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return s.proxy.LoadPartitions(ctx, request)
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}
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func (s *Server) ReleasePartitions(ctx context.Context, request *milvuspb.ReleasePartitionsRequest) (*commonpb.Status, error) {
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return s.proxy.ReleasePartitions(ctx, request)
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}
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func (s *Server) GetPartitionStatistics(ctx context.Context, request *milvuspb.GetPartitionStatisticsRequest) (*milvuspb.GetPartitionStatisticsResponse, error) {
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return s.proxy.GetPartitionStatistics(ctx, request)
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}
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func (s *Server) ShowPartitions(ctx context.Context, request *milvuspb.ShowPartitionsRequest) (*milvuspb.ShowPartitionsResponse, error) {
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return s.proxy.ShowPartitions(ctx, request)
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}
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func (s *Server) CreateIndex(ctx context.Context, request *milvuspb.CreateIndexRequest) (*commonpb.Status, error) {
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return s.proxy.CreateIndex(ctx, request)
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}
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func (s *Server) DropIndex(ctx context.Context, request *milvuspb.DropIndexRequest) (*commonpb.Status, error) {
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return s.proxy.DropIndex(ctx, request)
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}
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func (s *Server) DescribeIndex(ctx context.Context, request *milvuspb.DescribeIndexRequest) (*milvuspb.DescribeIndexResponse, error) {
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return s.proxy.DescribeIndex(ctx, request)
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}
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// GetIndexBuildProgress gets index build progress with filed_name and index_name.
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// IndexRows is the num of indexed rows. And TotalRows is the total number of segment rows.
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func (s *Server) GetIndexBuildProgress(ctx context.Context, request *milvuspb.GetIndexBuildProgressRequest) (*milvuspb.GetIndexBuildProgressResponse, error) {
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return s.proxy.GetIndexBuildProgress(ctx, request)
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}
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func (s *Server) GetIndexState(ctx context.Context, request *milvuspb.GetIndexStateRequest) (*milvuspb.GetIndexStateResponse, error) {
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return s.proxy.GetIndexState(ctx, request)
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}
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func (s *Server) Insert(ctx context.Context, request *milvuspb.InsertRequest) (*milvuspb.MutationResult, error) {
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return s.proxy.Insert(ctx, request)
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}
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func (s *Server) Delete(ctx context.Context, request *milvuspb.DeleteRequest) (*milvuspb.MutationResult, error) {
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return s.proxy.Delete(ctx, request)
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}
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func (s *Server) Search(ctx context.Context, request *milvuspb.SearchRequest) (*milvuspb.SearchResults, error) {
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return s.proxy.Search(ctx, request)
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}
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func (s *Server) Flush(ctx context.Context, request *milvuspb.FlushRequest) (*milvuspb.FlushResponse, error) {
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return s.proxy.Flush(ctx, request)
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}
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func (s *Server) Query(ctx context.Context, request *milvuspb.QueryRequest) (*milvuspb.QueryResults, error) {
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return s.proxy.Query(ctx, request)
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}
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func (s *Server) CalcDistance(ctx context.Context, request *milvuspb.CalcDistanceRequest) (*milvuspb.CalcDistanceResults, error) {
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return s.proxy.CalcDistance(ctx, request)
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}
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func (s *Server) GetDdChannel(ctx context.Context, request *internalpb.GetDdChannelRequest) (*milvuspb.StringResponse, error) {
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return s.proxy.GetDdChannel(ctx, request)
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}
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func (s *Server) GetPersistentSegmentInfo(ctx context.Context, request *milvuspb.GetPersistentSegmentInfoRequest) (*milvuspb.GetPersistentSegmentInfoResponse, error) {
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return s.proxy.GetPersistentSegmentInfo(ctx, request)
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}
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func (s *Server) GetQuerySegmentInfo(ctx context.Context, request *milvuspb.GetQuerySegmentInfoRequest) (*milvuspb.GetQuerySegmentInfoResponse, error) {
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return s.proxy.GetQuerySegmentInfo(ctx, request)
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}
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func (s *Server) Dummy(ctx context.Context, request *milvuspb.DummyRequest) (*milvuspb.DummyResponse, error) {
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return s.proxy.Dummy(ctx, request)
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}
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func (s *Server) RegisterLink(ctx context.Context, request *milvuspb.RegisterLinkRequest) (*milvuspb.RegisterLinkResponse, error) {
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return s.proxy.RegisterLink(ctx, request)
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}
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func (s *Server) GetMetrics(ctx context.Context, request *milvuspb.GetMetricsRequest) (*milvuspb.GetMetricsResponse, error) {
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return s.proxy.GetMetrics(ctx, request)
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}
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