mirror of
https://gitee.com/milvus-io/milvus.git
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305 lines
9.1 KiB
Go
305 lines
9.1 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 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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"go.uber.org/zap"
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"google.golang.org/grpc"
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"github.com/milvus-io/milvus/internal/log"
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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/querypb"
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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 = 6000000000
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)
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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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addQueryChannels func() (*commonpb.Status, error)
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removeQueryChannels func() (*commonpb.Status, error)
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watchDmChannels func() (*commonpb.Status, error)
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watchDeltaChannels func() (*commonpb.Status, error)
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loadSegment func() (*commonpb.Status, error)
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releaseCollection func() (*commonpb.Status, error)
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releasePartition func() (*commonpb.Status, error)
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releaseSegments func() (*commonpb.Status, error)
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getSegmentInfos func() (*querypb.GetSegmentInfoResponse, error)
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getMetrics func() (*milvuspb.GetMetricsResponse, error)
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totalMem uint64
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memUsage uint64
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memUsageRate float64
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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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addQueryChannels: returnSuccessResult,
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removeQueryChannels: returnSuccessResult,
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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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getSegmentInfos: returnSuccessGetSegmentInfoResult,
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getMetrics: returnSuccessGetMetricsResult,
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totalMem: defaultTotalmemPerNode,
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memUsage: uint64(0),
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memUsageRate: float64(0),
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}
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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.MetaRootPath), zap.Strings("etcdEndPoints", Params.EtcdEndpoints))
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qs.session = sessionutil.NewSession(qs.ctx, Params.MetaRootPath, Params.EtcdEndpoints)
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qs.session.Init(typeutil.QueryNodeRole, qs.queryNodeIP+":"+strconv.FormatInt(qs.queryNodePort, 10), 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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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.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.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) AddQueryChannel(ctx context.Context, req *querypb.AddQueryChannelRequest) (*commonpb.Status, error) {
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return qs.addQueryChannels()
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}
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func (qs *queryNodeServerMock) RemoveQueryChannel(ctx context.Context, req *querypb.RemoveQueryChannelRequest) (*commonpb.Status, error) {
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return qs.removeQueryChannels()
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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) WatchDeltaChannels(ctx context.Context, req *querypb.WatchDeltaChannelsRequest) (*commonpb.Status, error) {
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return qs.watchDeltaChannels()
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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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totalNumRow := int64(0)
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for _, info := range req.Infos {
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totalNumRow += info.NumOfRows
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}
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qs.memUsage += uint64(totalNumRow) * uint64(sizePerRecord)
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qs.memUsageRate = float64(qs.memUsage) / float64(qs.totalMem)
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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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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(context.Context, *querypb.GetSegmentInfoRequest) (*querypb.GetSegmentInfoResponse, error) {
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return qs.getSegmentInfos()
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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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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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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: qs.memUsage,
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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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