mirror of
https://gitee.com/milvus-io/milvus.git
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03e3b4beb4
* Add log to startup process Signed-off-by: zhenshan.cao <zhenshan.cao@zilliz.com> * Fixbug: avoid ctx exceed deadline Signed-off-by: zhenshan.cao <zhenshan.cao@zilliz.com> * Fmt code Signed-off-by: zhenshan.cao <zhenshan.cao@zilliz.com> * Fix bug: wrong time unit Signed-off-by: zhenshan.cao <zhenshan.cao@zilliz.com> * Fixbug: datanservice client reconnect use time ctx Signed-off-by: zhenshan.cao <zhenshan.cao@zilliz.com>
401 lines
13 KiB
Go
401 lines
13 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 grpcmasterservice
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import (
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"context"
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"io"
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"math"
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"net"
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"strconv"
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"sync"
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"time"
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otgrpc "github.com/opentracing-contrib/go-grpc"
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"github.com/opentracing/opentracing-go"
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"go.uber.org/zap"
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"google.golang.org/grpc"
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dsc "github.com/milvus-io/milvus/internal/distributed/dataservice/client"
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isc "github.com/milvus-io/milvus/internal/distributed/indexservice/client"
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pnc "github.com/milvus-io/milvus/internal/distributed/proxynode/client"
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psc "github.com/milvus-io/milvus/internal/distributed/proxyservice/client"
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qsc "github.com/milvus-io/milvus/internal/distributed/queryservice/client"
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"github.com/milvus-io/milvus/internal/log"
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cms "github.com/milvus-io/milvus/internal/masterservice"
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"github.com/milvus-io/milvus/internal/msgstream"
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"github.com/milvus-io/milvus/internal/types"
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"github.com/milvus-io/milvus/internal/util/trace"
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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/masterpb"
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"github.com/milvus-io/milvus/internal/proto/milvuspb"
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"github.com/milvus-io/milvus/internal/util/funcutil"
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"github.com/milvus-io/milvus/internal/util/sessionutil"
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)
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// Server grpc wrapper
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type Server struct {
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masterService types.MasterComponent
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grpcServer *grpc.Server
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grpcErrChan chan error
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wg sync.WaitGroup
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ctx context.Context
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cancel context.CancelFunc
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proxyService types.ProxyService
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dataService types.DataService
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indexService types.IndexService
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queryService types.QueryService
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newProxyServiceClient func(string) types.ProxyService
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newIndexServiceClient func(string, string, string, time.Duration) types.IndexService
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newDataServiceClient func(string, string, string, time.Duration) types.DataService
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newQueryServiceClient func(string, string, string) (types.QueryService, error)
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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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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.setClient()
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var err error
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s.masterService, err = cms.NewCore(s.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 s, err
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}
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func (s *Server) setClient() {
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ctx := context.Background()
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s.newProxyServiceClient = func(s string) types.ProxyService {
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psClient := psc.NewClient(s)
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if err := psClient.Init(); err != nil {
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panic(err)
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}
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if err := psClient.Start(); err != nil {
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panic(err)
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}
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if err := funcutil.WaitForComponentInitOrHealthy(ctx, psClient, "ProxyService", 1000000, 200*time.Millisecond); err != nil {
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panic(err)
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}
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return psClient
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}
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s.newDataServiceClient = func(s, etcdMetaRoot, etcdAddress string, timeout time.Duration) types.DataService {
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dsClient := dsc.NewClient(s, etcdMetaRoot, []string{etcdAddress}, timeout)
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if err := dsClient.Init(); err != nil {
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panic(err)
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}
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if err := dsClient.Start(); err != nil {
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panic(err)
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}
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return dsClient
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}
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s.newIndexServiceClient = func(s, metaRootPath, etcdAddress string, timeout time.Duration) types.IndexService {
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isClient := isc.NewClient(s, metaRootPath, []string{etcdAddress}, timeout)
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if err := isClient.Init(); err != nil {
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panic(err)
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}
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if err := isClient.Start(); err != nil {
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panic(err)
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}
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return isClient
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}
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s.newQueryServiceClient = func(s, metaRootPath, etcdAddress string) (types.QueryService, error) {
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qsClient, err := qsc.NewClient(context.Background(), s, metaRootPath, []string{etcdAddress}, 5*time.Second)
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if err != nil {
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panic(err)
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}
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if err := qsClient.Init(); err != nil {
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panic(err)
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}
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if err := qsClient.Start(); err != nil {
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panic(err)
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}
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return qsClient, nil
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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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if err := s.start(); err != nil {
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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) init() error {
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Params.Init()
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cms.Params.Init()
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cms.Params.Address = Params.Address
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cms.Params.Port = Params.Port
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log.Debug("grpc init done ...")
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ctx := context.Background()
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closer := trace.InitTracing("master_service")
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s.closer = closer
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log.Debug("init params done")
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err := s.masterService.Register()
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if err != nil {
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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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return err
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}
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s.masterService.UpdateStateCode(internalpb.StateCode_Initializing)
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log.Debug("MasterService", zap.Any("State", internalpb.StateCode_Initializing))
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s.masterService.SetNewProxyClient(
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func(s *sessionutil.Session) (types.ProxyNode, error) {
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cli := pnc.NewClient(ctx, s.Address, 10*time.Second)
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if err := cli.Init(); err != nil {
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return nil, err
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}
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if err := cli.Start(); err != nil {
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return nil, err
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}
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return cli, nil
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},
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)
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if s.newProxyServiceClient != nil {
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log.Debug("MasterService start to create ProxyService client", zap.String("address", Params.ProxyServiceAddress))
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proxyService := s.newProxyServiceClient(Params.ProxyServiceAddress)
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if err := s.masterService.SetProxyService(ctx, proxyService); err != nil {
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panic(err)
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}
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s.proxyService = proxyService
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}
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if s.newDataServiceClient != nil {
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log.Debug("MasterService start to create DataService client", zap.String("address", Params.DataServiceAddress))
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dataService := s.newDataServiceClient(Params.DataServiceAddress, cms.Params.MetaRootPath, cms.Params.EtcdAddress, 10*time.Second)
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if err := s.masterService.SetDataService(ctx, dataService); err != nil {
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panic(err)
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}
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s.dataService = dataService
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}
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if s.newIndexServiceClient != nil {
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log.Debug("MasterService start to create IndexService client", zap.String("address", Params.IndexServiceAddress))
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indexService := s.newIndexServiceClient(Params.IndexServiceAddress, cms.Params.MetaRootPath, cms.Params.EtcdAddress, 10*time.Second)
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if err := s.masterService.SetIndexService(indexService); err != nil {
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panic(err)
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}
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s.indexService = indexService
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}
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if s.newQueryServiceClient != nil {
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log.Debug("MasterService start to create QueryService client", zap.String("address", Params.QueryServiceAddress))
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queryService, _ := s.newQueryServiceClient(Params.QueryServiceAddress, cms.Params.MetaRootPath, cms.Params.EtcdAddress)
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if err := s.masterService.SetQueryService(queryService); err != nil {
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panic(err)
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}
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s.queryService = queryService
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}
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return s.masterService.Init()
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}
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func (s *Server) startGrpc() error {
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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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return 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("start grpc ", 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("GrpcServer:failed to listen", zap.String("error", 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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tracer := opentracing.GlobalTracer()
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s.grpcServer = grpc.NewServer(
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grpc.MaxRecvMsgSize(math.MaxInt32),
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grpc.MaxSendMsgSize(math.MaxInt32),
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grpc.UnaryInterceptor(
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otgrpc.OpenTracingServerInterceptor(tracer)),
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grpc.StreamInterceptor(
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otgrpc.OpenTracingStreamServerInterceptor(tracer)))
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masterpb.RegisterMasterServiceServer(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) start() error {
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log.Debug("Master Core start ...")
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if err := s.masterService.Start(); err != nil {
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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) Stop() error {
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if s.closer != nil {
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if err := s.closer.Close(); err != nil {
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log.Error("close opentracing", zap.Error(err))
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}
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}
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if s.proxyService != nil {
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if err := s.proxyService.Stop(); err != nil {
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log.Debug("close proxyService client", zap.Error(err))
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}
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}
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if s.indexService != nil {
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if err := s.indexService.Stop(); err != nil {
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log.Debug("close indexService client", zap.Error(err))
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}
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}
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if s.dataService != nil {
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if err := s.dataService.Stop(); err != nil {
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log.Debug("close dataService client", zap.Error(err))
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}
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}
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if s.queryService != nil {
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if err := s.queryService.Stop(); err != nil {
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log.Debug("close queryService client", zap.Error(err))
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}
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}
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if s.masterService != nil {
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if err := s.masterService.Stop(); err != nil {
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log.Debug("close masterService", zap.Error(err))
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}
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}
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s.cancel()
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if s.grpcServer != nil {
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s.grpcServer.GracefulStop()
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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, req *internalpb.GetComponentStatesRequest) (*internalpb.ComponentStates, error) {
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return s.masterService.GetComponentStates(ctx)
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}
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// GetTimeTickChannel receiver time tick from proxy service, and put it into this channel
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func (s *Server) GetTimeTickChannel(ctx context.Context, req *internalpb.GetTimeTickChannelRequest) (*milvuspb.StringResponse, error) {
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return s.masterService.GetTimeTickChannel(ctx)
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}
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// GetStatisticsChannel just define a channel, not used currently
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func (s *Server) GetStatisticsChannel(ctx context.Context, req *internalpb.GetStatisticsChannelRequest) (*milvuspb.StringResponse, error) {
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return s.masterService.GetStatisticsChannel(ctx)
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}
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// GetDdChannel receive ddl from rpc and time tick from proxy service, and put them into this channel
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func (s *Server) GetDdChannel(ctx context.Context, req *internalpb.GetDdChannelRequest) (*milvuspb.StringResponse, error) {
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return s.masterService.GetDdChannel(ctx)
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}
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// CreateCollection DDL request
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func (s *Server) CreateCollection(ctx context.Context, in *milvuspb.CreateCollectionRequest) (*commonpb.Status, error) {
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return s.masterService.CreateCollection(ctx, in)
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}
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func (s *Server) DropCollection(ctx context.Context, in *milvuspb.DropCollectionRequest) (*commonpb.Status, error) {
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return s.masterService.DropCollection(ctx, in)
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}
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func (s *Server) HasCollection(ctx context.Context, in *milvuspb.HasCollectionRequest) (*milvuspb.BoolResponse, error) {
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return s.masterService.HasCollection(ctx, in)
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}
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func (s *Server) DescribeCollection(ctx context.Context, in *milvuspb.DescribeCollectionRequest) (*milvuspb.DescribeCollectionResponse, error) {
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return s.masterService.DescribeCollection(ctx, in)
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}
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func (s *Server) ShowCollections(ctx context.Context, in *milvuspb.ShowCollectionsRequest) (*milvuspb.ShowCollectionsResponse, error) {
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return s.masterService.ShowCollections(ctx, in)
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}
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func (s *Server) CreatePartition(ctx context.Context, in *milvuspb.CreatePartitionRequest) (*commonpb.Status, error) {
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return s.masterService.CreatePartition(ctx, in)
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}
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func (s *Server) DropPartition(ctx context.Context, in *milvuspb.DropPartitionRequest) (*commonpb.Status, error) {
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return s.masterService.DropPartition(ctx, in)
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}
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func (s *Server) HasPartition(ctx context.Context, in *milvuspb.HasPartitionRequest) (*milvuspb.BoolResponse, error) {
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return s.masterService.HasPartition(ctx, in)
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}
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func (s *Server) ShowPartitions(ctx context.Context, in *milvuspb.ShowPartitionsRequest) (*milvuspb.ShowPartitionsResponse, error) {
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return s.masterService.ShowPartitions(ctx, in)
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}
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// CreateIndex index builder service
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func (s *Server) CreateIndex(ctx context.Context, in *milvuspb.CreateIndexRequest) (*commonpb.Status, error) {
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return s.masterService.CreateIndex(ctx, in)
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}
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func (s *Server) DropIndex(ctx context.Context, in *milvuspb.DropIndexRequest) (*commonpb.Status, error) {
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return s.masterService.DropIndex(ctx, in)
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}
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func (s *Server) DescribeIndex(ctx context.Context, in *milvuspb.DescribeIndexRequest) (*milvuspb.DescribeIndexResponse, error) {
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return s.masterService.DescribeIndex(ctx, in)
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}
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// AllocTimestamp global timestamp allocator
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func (s *Server) AllocTimestamp(ctx context.Context, in *masterpb.AllocTimestampRequest) (*masterpb.AllocTimestampResponse, error) {
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return s.masterService.AllocTimestamp(ctx, in)
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}
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func (s *Server) AllocID(ctx context.Context, in *masterpb.AllocIDRequest) (*masterpb.AllocIDResponse, error) {
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return s.masterService.AllocID(ctx, in)
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}
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// UpdateChannelTimeTick used to handle ChannelTimeTickMsg
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func (s *Server) UpdateChannelTimeTick(ctx context.Context, in *internalpb.ChannelTimeTickMsg) (*commonpb.Status, error) {
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return s.masterService.UpdateChannelTimeTick(ctx, in)
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}
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func (s *Server) DescribeSegment(ctx context.Context, in *milvuspb.DescribeSegmentRequest) (*milvuspb.DescribeSegmentResponse, error) {
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return s.masterService.DescribeSegment(ctx, in)
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}
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func (s *Server) ShowSegments(ctx context.Context, in *milvuspb.ShowSegmentsRequest) (*milvuspb.ShowSegmentsResponse, error) {
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return s.masterService.ShowSegments(ctx, in)
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}
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