mirror of
https://gitee.com/milvus-io/milvus.git
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367 lines
10 KiB
Go
367 lines
10 KiB
Go
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package querycoord
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import (
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"context"
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"errors"
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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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"github.com/milvus-io/milvus/api/commonpb"
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"github.com/milvus-io/milvus/api/milvuspb"
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"github.com/milvus-io/milvus/internal/log"
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"github.com/milvus-io/milvus/internal/proto/internalpb"
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"github.com/milvus-io/milvus/internal/proto/querypb"
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"github.com/milvus-io/milvus/internal/util/etcd"
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"github.com/milvus-io/milvus/internal/util/funcutil"
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"github.com/milvus-io/milvus/internal/util/metricsinfo"
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"github.com/milvus-io/milvus/internal/util/retry"
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"github.com/milvus-io/milvus/internal/util/sessionutil"
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"github.com/milvus-io/milvus/internal/util/typeutil"
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)
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const (
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defaultTotalmemPerNode = 6000000
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)
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var (
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GlobalSegmentInfos = make(map[UniqueID]*querypb.SegmentInfo)
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globalSegInfosMutex sync.RWMutex
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)
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type rpcHandler func() (*commonpb.Status, error)
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type queryNodeServerMock struct {
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querypb.QueryNodeServer
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ctx context.Context
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cancel context.CancelFunc
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session *sessionutil.Session
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grpcErrChan chan error
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grpcServer *grpc.Server
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queryNodeIP string
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queryNodePort int64
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queryNodeID int64
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rwmutex sync.RWMutex // guard for all modification
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watchDmChannels rpcHandler
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watchDeltaChannels rpcHandler
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loadSegment rpcHandler
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releaseCollection rpcHandler
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releasePartition rpcHandler
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releaseSegments rpcHandler
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syncReplicaSegments rpcHandler
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getSegmentInfos func() (*querypb.GetSegmentInfoResponse, error)
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getMetrics func() (*milvuspb.GetMetricsResponse, error)
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segmentInfos map[UniqueID]*querypb.SegmentInfo
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totalMem uint64
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}
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func newQueryNodeServerMock(ctx context.Context) *queryNodeServerMock {
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ctx1, cancel := context.WithCancel(ctx)
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return &queryNodeServerMock{
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ctx: ctx1,
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cancel: cancel,
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grpcErrChan: make(chan error),
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rwmutex: sync.RWMutex{},
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watchDmChannels: returnSuccessResult,
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watchDeltaChannels: returnSuccessResult,
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loadSegment: returnSuccessResult,
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releaseCollection: returnSuccessResult,
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releasePartition: returnSuccessResult,
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releaseSegments: returnSuccessResult,
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syncReplicaSegments: returnSuccessResult,
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getSegmentInfos: returnSuccessGetSegmentInfoResult,
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getMetrics: returnSuccessGetMetricsResult,
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segmentInfos: GlobalSegmentInfos,
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totalMem: defaultTotalmemPerNode,
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}
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}
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func (qs *queryNodeServerMock) setRPCInterface(interfacePointer *rpcHandler, newhandler rpcHandler) {
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qs.rwmutex.Lock()
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defer qs.rwmutex.Unlock()
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*interfacePointer = newhandler
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}
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func (qs *queryNodeServerMock) Register() error {
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log.Debug("query node session info", zap.String("metaPath", Params.EtcdCfg.MetaRootPath))
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etcdCli, err := etcd.GetEtcdClient(&Params.EtcdCfg)
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if err != nil {
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return err
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}
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qs.session = sessionutil.NewSession(qs.ctx, Params.EtcdCfg.MetaRootPath, etcdCli)
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qs.session.Init(typeutil.QueryNodeRole, qs.queryNodeIP+":"+strconv.FormatInt(qs.queryNodePort, 10), false, false)
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qs.queryNodeID = qs.session.ServerID
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log.Debug("query nodeID", zap.Int64("nodeID", qs.queryNodeID))
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log.Debug("query node address", zap.String("address", qs.session.Address))
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qs.session.Register()
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return nil
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}
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func (qs *queryNodeServerMock) init() error {
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qs.queryNodeIP = funcutil.GetLocalIP()
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grpcPort := Params.QueryCoordCfg.Port
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go func() {
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var lis net.Listener
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var err error
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err = retry.Do(qs.ctx, func() error {
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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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qs.queryNodePort = int64(lis.Addr().(*net.TCPAddr).Port)
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} else {
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// set port=0 to get next available port
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grpcPort = 0
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}
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return err
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}, retry.Attempts(2))
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if err != nil {
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qs.grpcErrChan <- err
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}
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qs.grpcServer = grpc.NewServer()
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querypb.RegisterQueryNodeServer(qs.grpcServer, qs)
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go funcutil.CheckGrpcReady(qs.ctx, qs.grpcErrChan)
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if err = qs.grpcServer.Serve(lis); err != nil {
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qs.grpcErrChan <- err
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}
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}()
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err := <-qs.grpcErrChan
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if err != nil {
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return err
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}
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if err := qs.Register(); 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 (qs *queryNodeServerMock) start() error {
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return nil
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}
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func (qs *queryNodeServerMock) stop() error {
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qs.cancel()
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if qs.session != nil {
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qs.session.Revoke(time.Second)
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}
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if qs.grpcServer != nil {
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qs.grpcServer.GracefulStop()
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}
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return nil
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}
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func (qs *queryNodeServerMock) run() error {
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if err := qs.init(); err != nil {
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return err
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}
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if err := qs.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 (qs *queryNodeServerMock) GetComponentStates(ctx context.Context, req *internalpb.GetComponentStatesRequest) (*internalpb.ComponentStates, error) {
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return &internalpb.ComponentStates{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_Success,
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},
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}, nil
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}
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func (qs *queryNodeServerMock) WatchDmChannels(ctx context.Context, req *querypb.WatchDmChannelsRequest) (*commonpb.Status, error) {
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return qs.watchDmChannels()
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}
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func (qs *queryNodeServerMock) LoadSegments(ctx context.Context, req *querypb.LoadSegmentsRequest) (*commonpb.Status, error) {
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sizePerRecord, err := typeutil.EstimateSizePerRecord(req.Schema)
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if err != nil {
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return returnFailedResult()
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}
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for _, info := range req.Infos {
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segmentInfo := &querypb.SegmentInfo{
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SegmentID: info.SegmentID,
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PartitionID: info.PartitionID,
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CollectionID: info.CollectionID,
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NodeID: qs.queryNodeID,
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SegmentState: commonpb.SegmentState_Sealed,
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MemSize: info.NumOfRows * int64(sizePerRecord),
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NumRows: info.NumOfRows,
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NodeIds: []UniqueID{qs.queryNodeID},
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}
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globalSegInfosMutex.Lock()
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qs.segmentInfos[info.SegmentID] = segmentInfo
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globalSegInfosMutex.Unlock()
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}
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return qs.loadSegment()
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}
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func (qs *queryNodeServerMock) ReleaseCollection(ctx context.Context, req *querypb.ReleaseCollectionRequest) (*commonpb.Status, error) {
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qs.rwmutex.RLock()
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defer qs.rwmutex.RUnlock()
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return qs.releaseCollection()
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}
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func (qs *queryNodeServerMock) ReleasePartitions(ctx context.Context, req *querypb.ReleasePartitionsRequest) (*commonpb.Status, error) {
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return qs.releasePartition()
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}
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func (qs *queryNodeServerMock) ReleaseSegments(ctx context.Context, req *querypb.ReleaseSegmentsRequest) (*commonpb.Status, error) {
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return qs.releaseSegments()
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}
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func (qs *queryNodeServerMock) GetSegmentInfo(ctx context.Context, req *querypb.GetSegmentInfoRequest) (*querypb.GetSegmentInfoResponse, error) {
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segmentInfos := make([]*querypb.SegmentInfo, 0)
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globalSegInfosMutex.RLock()
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for _, info := range qs.segmentInfos {
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if info.CollectionID == req.CollectionID && info.NodeID == qs.queryNodeID {
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segmentInfos = append(segmentInfos, info)
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}
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}
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globalSegInfosMutex.RUnlock()
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res, err := qs.getSegmentInfos()
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if err == nil {
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res.Infos = segmentInfos
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}
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return res, err
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}
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func (qs *queryNodeServerMock) SyncReplicaSegments(ctx context.Context, req *querypb.SyncReplicaSegmentsRequest) (*commonpb.Status, error) {
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return qs.syncReplicaSegments()
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}
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func (qs *queryNodeServerMock) GetMetrics(ctx context.Context, req *milvuspb.GetMetricsRequest) (*milvuspb.GetMetricsResponse, error) {
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response, err := qs.getMetrics()
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if err != nil {
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return nil, err
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}
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// check whether the memory usage has been set
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if len(response.Response) > 0 {
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return response, nil
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}
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if response.Status.ErrorCode != commonpb.ErrorCode_Success {
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return nil, errors.New("query node do task failed")
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}
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totalMemUsage := uint64(0)
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globalSegInfosMutex.RLock()
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for _, info := range qs.segmentInfos {
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if nodeIncluded(qs.queryNodeID, info.NodeIds) {
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totalMemUsage += uint64(info.MemSize)
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}
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}
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globalSegInfosMutex.RUnlock()
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nodeInfos := metricsinfo.QueryNodeInfos{
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BaseComponentInfos: metricsinfo.BaseComponentInfos{
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Name: metricsinfo.ConstructComponentName(typeutil.QueryNodeRole, qs.queryNodeID),
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HardwareInfos: metricsinfo.HardwareMetrics{
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IP: qs.queryNodeIP,
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Memory: qs.totalMem,
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MemoryUsage: totalMemUsage,
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},
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Type: typeutil.QueryNodeRole,
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ID: qs.queryNodeID,
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},
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}
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resp, err := metricsinfo.MarshalComponentInfos(nodeInfos)
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if err != nil {
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response.Status.ErrorCode = commonpb.ErrorCode_UnexpectedError
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response.Status.Reason = err.Error()
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return response, err
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}
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response.Response = resp
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return response, nil
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}
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func startQueryNodeServer(ctx context.Context) (*queryNodeServerMock, error) {
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node := newQueryNodeServerMock(ctx)
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err := node.run()
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if err != nil {
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return nil, err
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}
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return node, nil
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}
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func returnSuccessResult() (*commonpb.Status, error) {
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return &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_Success,
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}, nil
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}
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func returnFailedResult() (*commonpb.Status, error) {
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return &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_UnexpectedError,
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}, errors.New("query node do task failed")
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}
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func returnSuccessGetSegmentInfoResult() (*querypb.GetSegmentInfoResponse, error) {
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return &querypb.GetSegmentInfoResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_Success,
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},
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}, nil
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}
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func returnFailedGetSegmentInfoResult() (*querypb.GetSegmentInfoResponse, error) {
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return &querypb.GetSegmentInfoResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_UnexpectedError,
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},
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}, errors.New("query node do task failed")
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}
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func returnSuccessGetMetricsResult() (*milvuspb.GetMetricsResponse, error) {
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return &milvuspb.GetMetricsResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_Success,
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},
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}, nil
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}
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func returnFailedGetMetricsResult() (*milvuspb.GetMetricsResponse, error) {
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return &milvuspb.GetMetricsResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_UnexpectedError,
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},
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}, errors.New("query node do task failed")
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}
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