mirror of
https://gitee.com/milvus-io/milvus.git
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358 lines
9.1 KiB
Go
358 lines
9.1 KiB
Go
package grpcquerynode
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import (
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"context"
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"fmt"
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"io"
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"log"
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"net"
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"strconv"
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"sync"
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"time"
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dsc "github.com/zilliztech/milvus-distributed/internal/distributed/dataservice/client"
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isc "github.com/zilliztech/milvus-distributed/internal/distributed/indexservice/client"
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msc "github.com/zilliztech/milvus-distributed/internal/distributed/masterservice/client"
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qsc "github.com/zilliztech/milvus-distributed/internal/distributed/queryservice/client"
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"github.com/zilliztech/milvus-distributed/internal/proto/internalpb2"
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"github.com/zilliztech/milvus-distributed/internal/util/funcutil"
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otgrpc "github.com/opentracing-contrib/go-grpc"
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"github.com/opentracing/opentracing-go"
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"google.golang.org/grpc"
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"github.com/uber/jaeger-client-go/config"
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"github.com/zilliztech/milvus-distributed/internal/msgstream"
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"github.com/zilliztech/milvus-distributed/internal/proto/commonpb"
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"github.com/zilliztech/milvus-distributed/internal/proto/milvuspb"
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"github.com/zilliztech/milvus-distributed/internal/proto/querypb"
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qn "github.com/zilliztech/milvus-distributed/internal/querynode"
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"github.com/zilliztech/milvus-distributed/internal/util/typeutil"
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)
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type UniqueID = typeutil.UniqueID
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type Server struct {
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impl *qn.QueryNode
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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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grpcErrChan chan error
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grpcServer *grpc.Server
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dataService *dsc.Client
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masterService *msc.GrpcClient
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indexService *isc.Client
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queryService *qsc.Client
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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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impl: qn.NewQueryNodeWithoutID(ctx, factory),
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grpcErrChan: make(chan error),
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}
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return s, nil
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}
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func (s *Server) init() error {
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ctx := context.Background()
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Params.Init()
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if !funcutil.CheckPortAvailable(Params.QueryNodePort) {
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Params.QueryNodePort = funcutil.GetAvailablePort()
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}
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Params.LoadFromEnv()
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Params.LoadFromArgs()
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// TODO
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cfg := &config.Configuration{
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ServiceName: fmt.Sprintf("query_node ip: %s, port: %d", Params.QueryNodeIP, Params.QueryNodePort),
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Sampler: &config.SamplerConfig{
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Type: "const",
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Param: 1,
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},
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}
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tracer, closer, err := cfg.NewTracer()
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if err != nil {
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panic(fmt.Sprintf("ERROR: cannot init Jaeger: %v\n", err))
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}
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opentracing.SetGlobalTracer(tracer)
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s.closer = closer
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log.Println("QueryNode, port:", Params.QueryNodePort)
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s.wg.Add(1)
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go s.startGrpcLoop(Params.QueryNodePort)
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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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return err
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}
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// --- QueryService ---
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log.Println("QueryService address:", Params.QueryServiceAddress)
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log.Println("Init Query service client ...")
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queryService, err := qsc.NewClient(Params.QueryServiceAddress, 20*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 = queryService.Init(); err != nil {
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panic(err)
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}
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if err = queryService.Start(); err != nil {
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panic(err)
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}
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err = funcutil.WaitForComponentInitOrHealthy(ctx, queryService, "QueryService", 100, time.Millisecond*200)
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if err != nil {
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panic(err)
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}
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if err := s.SetQueryService(queryService); err != nil {
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panic(err)
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}
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// --- Master Server Client ---
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//ms.Params.Init()
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addr := Params.MasterAddress
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log.Println("Master service address:", addr)
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log.Println("Init master service client ...")
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masterService, err := msc.NewClient(addr, 20*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 = masterService.Init(); err != nil {
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panic(err)
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}
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if err = masterService.Start(); err != nil {
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panic(err)
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}
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err = funcutil.WaitForComponentHealthy(ctx, masterService, "MasterService", 100, time.Millisecond*200)
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if err != nil {
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panic(err)
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}
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if err := s.SetMasterService(masterService); err != nil {
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panic(err)
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}
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// --- IndexService ---
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log.Println("Index service address:", Params.IndexServiceAddress)
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indexService := isc.NewClient(Params.IndexServiceAddress)
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if err := indexService.Init(); err != nil {
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panic(err)
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}
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if err := indexService.Start(); err != nil {
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panic(err)
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}
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// wait indexservice healthy
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err = funcutil.WaitForComponentHealthy(ctx, indexService, "IndexService", 100, time.Millisecond*200)
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if err != nil {
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panic(err)
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}
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if err := s.SetIndexService(indexService); err != nil {
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panic(err)
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}
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// --- DataService ---
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log.Printf("Data service address: %s", Params.DataServiceAddress)
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log.Println("Querynode Init data service client ...")
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dataService := dsc.NewClient(Params.DataServiceAddress)
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if err = dataService.Init(); err != nil {
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panic(err)
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}
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if err = dataService.Start(); err != nil {
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panic(err)
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}
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err = funcutil.WaitForComponentInitOrHealthy(ctx, dataService, "DataService", 100, time.Millisecond*200)
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if err != nil {
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panic(err)
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}
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if err := s.SetDataService(dataService); err != nil {
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panic(err)
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}
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qn.Params.Init()
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qn.Params.QueryNodeIP = Params.QueryNodeIP
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qn.Params.QueryNodePort = int64(Params.QueryNodePort)
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qn.Params.QueryNodeID = Params.QueryNodeID
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s.impl.UpdateStateCode(internalpb2.StateCode_INITIALIZING)
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if err := s.impl.Init(); err != nil {
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log.Println("impl init 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) start() error {
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return s.impl.Start()
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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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addr := ":" + strconv.Itoa(grpcPort)
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lis, err := net.Listen("tcp", addr)
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if err != nil {
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log.Printf("QueryNode GrpcServer:failed to listen: %v", err)
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s.grpcErrChan <- err
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return
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}
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log.Println("QueryNode:: addr:", addr)
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tracer := opentracing.GlobalTracer()
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s.grpcServer = grpc.NewServer(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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querypb.RegisterQueryNodeServer(s.grpcServer, s)
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ctx, cancel := context.WithCancel(s.ctx)
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defer cancel()
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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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log.Println("QueryNode Start Grpc Failed!!!!")
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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.Println("querynode 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.Println("querynode start done ...")
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return nil
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}
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func (s *Server) Stop() error {
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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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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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err := s.impl.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) SetMasterService(master qn.MasterServiceInterface) error {
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return s.impl.SetMasterService(master)
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}
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func (s *Server) SetQueryService(query qn.QueryServiceInterface) error {
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return s.impl.SetQueryService(query)
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}
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func (s *Server) SetIndexService(index qn.IndexServiceInterface) error {
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return s.impl.SetIndexService(index)
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}
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func (s *Server) SetDataService(data qn.DataServiceInterface) error {
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return s.impl.SetDataService(data)
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}
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func (s *Server) GetTimeTickChannel(ctx context.Context, in *commonpb.Empty) (*milvuspb.StringResponse, error) {
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// ignore ctx and in
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channel, err := s.impl.GetTimeTickChannel()
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if err != nil {
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return nil, err
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}
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return &milvuspb.StringResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_SUCCESS,
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},
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Value: channel,
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}, nil
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}
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func (s *Server) GetStatsChannel(ctx context.Context, in *commonpb.Empty) (*milvuspb.StringResponse, error) {
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// ignore ctx and in
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channel, err := s.impl.GetStatisticsChannel()
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if err != nil {
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return nil, err
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}
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return &milvuspb.StringResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_SUCCESS,
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},
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Value: channel,
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}, nil
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}
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func (s *Server) GetComponentStates(ctx context.Context, in *commonpb.Empty) (*internalpb2.ComponentStates, error) {
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// ignore ctx and in
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return s.impl.GetComponentStates()
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}
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func (s *Server) AddQueryChannel(ctx context.Context, in *querypb.AddQueryChannelsRequest) (*commonpb.Status, error) {
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// ignore ctx
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return s.impl.AddQueryChannel(in)
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}
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func (s *Server) RemoveQueryChannel(ctx context.Context, in *querypb.RemoveQueryChannelsRequest) (*commonpb.Status, error) {
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// ignore ctx
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return s.impl.RemoveQueryChannel(in)
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}
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func (s *Server) WatchDmChannels(ctx context.Context, in *querypb.WatchDmChannelsRequest) (*commonpb.Status, error) {
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// ignore ctx
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return s.impl.WatchDmChannels(in)
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}
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func (s *Server) LoadSegments(ctx context.Context, in *querypb.LoadSegmentRequest) (*commonpb.Status, error) {
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// ignore ctx
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return s.impl.LoadSegments(in)
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}
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func (s *Server) ReleaseCollection(ctx context.Context, in *querypb.ReleaseCollectionRequest) (*commonpb.Status, error) {
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// ignore ctx
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return s.impl.ReleaseCollection(in)
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}
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func (s *Server) ReleasePartitions(ctx context.Context, in *querypb.ReleasePartitionRequest) (*commonpb.Status, error) {
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// ignore ctx
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return s.impl.ReleasePartitions(in)
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}
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func (s *Server) ReleaseSegments(ctx context.Context, in *querypb.ReleaseSegmentRequest) (*commonpb.Status, error) {
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// ignore ctx
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return s.impl.ReleaseSegments(in)
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}
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func (s *Server) GetSegmentInfo(ctx context.Context, in *querypb.SegmentInfoRequest) (*querypb.SegmentInfoResponse, error) {
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return s.impl.GetSegmentInfo(in)
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}
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