milvus/internal/distributed/querynode/service.go
del-zhenwu b1763c3690 Disable xdist in test cases
Signed-off-by: del-zhenwu <zhenxiang.li@zilliz.com>
2021-03-10 15:27:26 +08:00

364 lines
9.4 KiB
Go

package grpcquerynode
import (
"context"
"fmt"
"io"
"math"
"net"
"strconv"
"sync"
"time"
"github.com/zilliztech/milvus-distributed/internal/types"
otgrpc "github.com/opentracing-contrib/go-grpc"
"github.com/opentracing/opentracing-go"
"github.com/uber/jaeger-client-go/config"
"go.uber.org/zap"
"google.golang.org/grpc"
dsc "github.com/zilliztech/milvus-distributed/internal/distributed/dataservice/client"
isc "github.com/zilliztech/milvus-distributed/internal/distributed/indexservice/client"
msc "github.com/zilliztech/milvus-distributed/internal/distributed/masterservice/client"
qsc "github.com/zilliztech/milvus-distributed/internal/distributed/queryservice/client"
"github.com/zilliztech/milvus-distributed/internal/log"
"github.com/zilliztech/milvus-distributed/internal/msgstream"
"github.com/zilliztech/milvus-distributed/internal/proto/commonpb"
"github.com/zilliztech/milvus-distributed/internal/proto/internalpb2"
"github.com/zilliztech/milvus-distributed/internal/proto/milvuspb"
"github.com/zilliztech/milvus-distributed/internal/proto/querypb"
qn "github.com/zilliztech/milvus-distributed/internal/querynode"
"github.com/zilliztech/milvus-distributed/internal/util/funcutil"
"github.com/zilliztech/milvus-distributed/internal/util/typeutil"
)
type UniqueID = typeutil.UniqueID
type Server struct {
impl *qn.QueryNode
wg sync.WaitGroup
ctx context.Context
cancel context.CancelFunc
grpcErrChan chan error
grpcServer *grpc.Server
dataService *dsc.Client
masterService *msc.GrpcClient
indexService *isc.Client
queryService *qsc.Client
closer io.Closer
}
func NewServer(ctx context.Context, factory msgstream.Factory) (*Server, error) {
ctx1, cancel := context.WithCancel(ctx)
s := &Server{
ctx: ctx1,
cancel: cancel,
impl: qn.NewQueryNodeWithoutID(ctx, factory),
grpcErrChan: make(chan error),
}
return s, nil
}
func (s *Server) init() error {
ctx := context.Background()
Params.Init()
if !funcutil.CheckPortAvailable(Params.QueryNodePort) {
Params.QueryNodePort = funcutil.GetAvailablePort()
}
Params.LoadFromEnv()
Params.LoadFromArgs()
// TODO
cfg := &config.Configuration{
ServiceName: fmt.Sprintf("query_node ip: %s, port: %d", Params.QueryNodeIP, Params.QueryNodePort),
Sampler: &config.SamplerConfig{
Type: "const",
Param: 1,
},
}
tracer, closer, err := cfg.NewTracer()
if err != nil {
panic(fmt.Sprintf("ERROR: cannot init Jaeger: %v\n", err))
}
opentracing.SetGlobalTracer(tracer)
s.closer = closer
log.Debug("QueryNode", zap.Int("port", Params.QueryNodePort))
s.wg.Add(1)
go s.startGrpcLoop(Params.QueryNodePort)
// wait for grpc server loop start
err = <-s.grpcErrChan
if err != nil {
return err
}
// --- QueryService ---
log.Debug("QueryService", zap.String("address", Params.QueryServiceAddress))
log.Debug("Init Query service client ...")
queryService, err := qsc.NewClient(Params.QueryServiceAddress, 20*time.Second)
if err != nil {
panic(err)
}
if err = queryService.Init(); err != nil {
panic(err)
}
if err = queryService.Start(); err != nil {
panic(err)
}
err = funcutil.WaitForComponentInitOrHealthy(ctx, queryService, "QueryService", 100, time.Millisecond*200)
if err != nil {
panic(err)
}
if err := s.SetQueryService(queryService); err != nil {
panic(err)
}
// --- Master Server Client ---
//ms.Params.Init()
addr := Params.MasterAddress
log.Debug("Master service", zap.String("address", addr))
log.Debug("Init master service client ...")
masterService, err := msc.NewClient(addr, 20*time.Second)
if err != nil {
panic(err)
}
if err = masterService.Init(); err != nil {
panic(err)
}
if err = masterService.Start(); err != nil {
panic(err)
}
err = funcutil.WaitForComponentHealthy(ctx, masterService, "MasterService", 100, time.Millisecond*200)
if err != nil {
panic(err)
}
if err := s.SetMasterService(masterService); err != nil {
panic(err)
}
// --- IndexService ---
log.Debug("Index service", zap.String("address", Params.IndexServiceAddress))
indexService := isc.NewClient(Params.IndexServiceAddress)
if err := indexService.Init(); err != nil {
panic(err)
}
if err := indexService.Start(); err != nil {
panic(err)
}
// wait indexservice healthy
err = funcutil.WaitForComponentHealthy(ctx, indexService, "IndexService", 100, time.Millisecond*200)
if err != nil {
panic(err)
}
if err := s.SetIndexService(indexService); err != nil {
panic(err)
}
// --- DataService ---
log.Debug("Data service", zap.String("address", Params.DataServiceAddress))
log.Debug("QueryNode Init data service client ...")
dataService := dsc.NewClient(Params.DataServiceAddress)
if err = dataService.Init(); err != nil {
panic(err)
}
if err = dataService.Start(); err != nil {
panic(err)
}
err = funcutil.WaitForComponentInitOrHealthy(ctx, dataService, "DataService", 100, time.Millisecond*200)
if err != nil {
panic(err)
}
if err := s.SetDataService(dataService); err != nil {
panic(err)
}
qn.Params.Init()
qn.Params.QueryNodeIP = Params.QueryNodeIP
qn.Params.QueryNodePort = int64(Params.QueryNodePort)
qn.Params.QueryNodeID = Params.QueryNodeID
s.impl.UpdateStateCode(internalpb2.StateCode_Initializing)
if err := s.impl.Init(); err != nil {
log.Error("impl init error: ", zap.Error(err))
return err
}
return nil
}
func (s *Server) start() error {
return s.impl.Start()
}
func (s *Server) startGrpcLoop(grpcPort int) {
defer s.wg.Done()
addr := ":" + strconv.Itoa(grpcPort)
lis, err := net.Listen("tcp", addr)
if err != nil {
log.Error("QueryNode GrpcServer:failed to listen", zap.Error(err))
s.grpcErrChan <- err
return
}
log.Debug("QueryNode", zap.String("address", addr))
tracer := opentracing.GlobalTracer()
s.grpcServer = grpc.NewServer(
grpc.MaxRecvMsgSize(math.MaxInt32),
grpc.MaxSendMsgSize(math.MaxInt32),
grpc.UnaryInterceptor(
otgrpc.OpenTracingServerInterceptor(tracer)),
grpc.StreamInterceptor(
otgrpc.OpenTracingStreamServerInterceptor(tracer)))
querypb.RegisterQueryNodeServer(s.grpcServer, s)
ctx, cancel := context.WithCancel(s.ctx)
defer cancel()
go funcutil.CheckGrpcReady(ctx, s.grpcErrChan)
if err := s.grpcServer.Serve(lis); err != nil {
log.Debug("QueryNode Start Grpc Failed!!!!")
s.grpcErrChan <- err
}
}
func (s *Server) Run() error {
if err := s.init(); err != nil {
return err
}
log.Debug("QueryNode init done ...")
if err := s.start(); err != nil {
return err
}
log.Debug("QueryNode start done ...")
return nil
}
func (s *Server) Stop() error {
if err := s.closer.Close(); err != nil {
return err
}
s.cancel()
if s.grpcServer != nil {
s.grpcServer.GracefulStop()
}
err := s.impl.Stop()
if err != nil {
return err
}
s.wg.Wait()
return nil
}
func (s *Server) SetMasterService(masterService types.MasterService) error {
return s.impl.SetMasterService(masterService)
}
func (s *Server) SetQueryService(queryService types.QueryService) error {
return s.impl.SetQueryService(queryService)
}
func (s *Server) SetIndexService(indexService types.IndexService) error {
return s.impl.SetIndexService(indexService)
}
func (s *Server) SetDataService(dataService types.DataService) error {
return s.impl.SetDataService(dataService)
}
func (s *Server) GetTimeTickChannel(ctx context.Context, in *commonpb.Empty) (*milvuspb.StringResponse, error) {
// ignore ctx and in
channel, err := s.impl.GetTimeTickChannel()
if err != nil {
return nil, err
}
return &milvuspb.StringResponse{
Status: &commonpb.Status{
ErrorCode: commonpb.ErrorCode_ERROR_CODE_SUCCESS,
},
Value: channel,
}, nil
}
func (s *Server) GetStatsChannel(ctx context.Context, in *commonpb.Empty) (*milvuspb.StringResponse, error) {
// ignore ctx and in
channel, err := s.impl.GetStatisticsChannel()
if err != nil {
return nil, err
}
return &milvuspb.StringResponse{
Status: &commonpb.Status{
ErrorCode: commonpb.ErrorCode_ERROR_CODE_SUCCESS,
},
Value: channel,
}, nil
}
func (s *Server) GetComponentStates(ctx context.Context, in *commonpb.Empty) (*internalpb2.ComponentStates, error) {
// ignore ctx and in
return s.impl.GetComponentStates()
}
func (s *Server) AddQueryChannel(ctx context.Context, in *querypb.AddQueryChannelsRequest) (*commonpb.Status, error) {
// ignore ctx
return s.impl.AddQueryChannel(in)
}
func (s *Server) RemoveQueryChannel(ctx context.Context, in *querypb.RemoveQueryChannelsRequest) (*commonpb.Status, error) {
// ignore ctx
return s.impl.RemoveQueryChannel(in)
}
func (s *Server) WatchDmChannels(ctx context.Context, in *querypb.WatchDmChannelsRequest) (*commonpb.Status, error) {
// ignore ctx
return s.impl.WatchDmChannels(in)
}
func (s *Server) LoadSegments(ctx context.Context, in *querypb.LoadSegmentRequest) (*commonpb.Status, error) {
// ignore ctx
return s.impl.LoadSegments(in)
}
func (s *Server) ReleaseCollection(ctx context.Context, in *querypb.ReleaseCollectionRequest) (*commonpb.Status, error) {
// ignore ctx
return s.impl.ReleaseCollection(in)
}
func (s *Server) ReleasePartitions(ctx context.Context, in *querypb.ReleasePartitionRequest) (*commonpb.Status, error) {
// ignore ctx
return s.impl.ReleasePartitions(in)
}
func (s *Server) ReleaseSegments(ctx context.Context, in *querypb.ReleaseSegmentRequest) (*commonpb.Status, error) {
// ignore ctx
return s.impl.ReleaseSegments(in)
}
func (s *Server) GetSegmentInfo(ctx context.Context, in *querypb.SegmentInfoRequest) (*querypb.SegmentInfoResponse, error) {
return s.impl.GetSegmentInfo(in)
}