mirror of
https://gitee.com/milvus-io/milvus.git
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594 lines
18 KiB
Go
594 lines
18 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 querycoordv2
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import (
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"context"
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"math/rand"
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"os"
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"strings"
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"testing"
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"time"
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"github.com/stretchr/testify/mock"
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"github.com/stretchr/testify/suite"
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"github.com/tikv/client-go/v2/txnkv"
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"go.uber.org/zap"
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"github.com/milvus-io/milvus-proto/go-api/v2/commonpb"
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"github.com/milvus-io/milvus-proto/go-api/v2/milvuspb"
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"github.com/milvus-io/milvus-proto/go-api/v2/schemapb"
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coordMocks "github.com/milvus-io/milvus/internal/mocks"
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"github.com/milvus-io/milvus/internal/proto/datapb"
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"github.com/milvus-io/milvus/internal/proto/querypb"
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"github.com/milvus-io/milvus/internal/querycoordv2/checkers"
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"github.com/milvus-io/milvus/internal/querycoordv2/dist"
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"github.com/milvus-io/milvus/internal/querycoordv2/meta"
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"github.com/milvus-io/milvus/internal/querycoordv2/mocks"
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"github.com/milvus-io/milvus/internal/querycoordv2/observers"
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"github.com/milvus-io/milvus/internal/querycoordv2/params"
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"github.com/milvus-io/milvus/internal/querycoordv2/session"
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"github.com/milvus-io/milvus/internal/querycoordv2/task"
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"github.com/milvus-io/milvus/pkg/log"
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"github.com/milvus-io/milvus/pkg/util/commonpbutil"
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"github.com/milvus-io/milvus/pkg/util/etcd"
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"github.com/milvus-io/milvus/pkg/util/merr"
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"github.com/milvus-io/milvus/pkg/util/paramtable"
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"github.com/milvus-io/milvus/pkg/util/tikv"
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)
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func TestMain(m *testing.M) {
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// init embed etcd
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embedetcdServer, tempDir, err := etcd.StartTestEmbedEtcdServer()
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if err != nil {
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log.Fatal("failed to start embed etcd server", zap.Error(err))
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}
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defer os.RemoveAll(tempDir)
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defer embedetcdServer.Close()
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addrs := etcd.GetEmbedEtcdEndpoints(embedetcdServer)
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paramtable.Init()
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paramtable.Get().Save(Params.EtcdCfg.Endpoints.Key, strings.Join(addrs, ","))
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rand.Seed(time.Now().UnixNano())
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os.Exit(m.Run())
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}
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type ServerSuite struct {
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suite.Suite
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// Data
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collections []int64
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partitions map[int64][]int64
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channels map[int64][]string
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segments map[int64]map[int64][]int64 // CollectionID, PartitionID -> Segments
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loadTypes map[int64]querypb.LoadType
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replicaNumber map[int64]int32
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// Mocks
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broker *meta.MockBroker
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tikvCli *txnkv.Client
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server *Server
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nodes []*mocks.MockQueryNode
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}
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var testMeta string
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func (suite *ServerSuite) SetupSuite() {
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paramtable.Init()
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params.GenerateEtcdConfig()
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suite.collections = []int64{1000, 1001}
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suite.partitions = map[int64][]int64{
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1000: {100, 101},
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1001: {102, 103},
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}
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suite.channels = map[int64][]string{
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1000: {"1000-dmc0", "1000-dmc1"},
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1001: {"1001-dmc0", "1001-dmc1"},
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}
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suite.segments = map[int64]map[int64][]int64{
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1000: {
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100: {1, 2},
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101: {3, 4},
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},
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1001: {
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102: {5, 6},
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103: {7, 8},
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},
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}
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suite.loadTypes = map[int64]querypb.LoadType{
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1000: querypb.LoadType_LoadCollection,
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1001: querypb.LoadType_LoadPartition,
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}
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suite.replicaNumber = map[int64]int32{
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1000: 1,
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1001: 3,
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}
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suite.nodes = make([]*mocks.MockQueryNode, 3)
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}
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func (suite *ServerSuite) SetupTest() {
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var err error
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paramtable.Get().Save(paramtable.Get().MetaStoreCfg.MetaStoreType.Key, testMeta)
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suite.tikvCli = tikv.SetupLocalTxn()
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suite.server, err = suite.newQueryCoord()
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suite.Require().NoError(err)
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suite.hackServer()
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err = suite.server.Start()
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suite.NoError(err)
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for i := range suite.nodes {
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suite.nodes[i] = mocks.NewMockQueryNode(suite.T(), suite.server.etcdCli, int64(i))
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err := suite.nodes[i].Start()
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suite.Require().NoError(err)
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ok := suite.waitNodeUp(suite.nodes[i], 5*time.Second)
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suite.Require().True(ok)
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suite.server.meta.ResourceManager.AssignNode(meta.DefaultResourceGroupName, suite.nodes[i].ID)
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suite.expectLoadAndReleasePartitions(suite.nodes[i])
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}
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suite.loadAll()
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for _, collection := range suite.collections {
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suite.True(suite.server.meta.Exist(collection))
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suite.updateCollectionStatus(collection, querypb.LoadStatus_Loaded)
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}
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}
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func (suite *ServerSuite) TearDownTest() {
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err := suite.server.Stop()
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suite.Require().NoError(err)
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for _, node := range suite.nodes {
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if node != nil {
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node.Stop()
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}
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}
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paramtable.Get().Reset(paramtable.Get().MetaStoreCfg.MetaStoreType.Key)
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}
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func (suite *ServerSuite) TestRecover() {
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err := suite.server.Stop()
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suite.NoError(err)
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// stopping querynode
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downNode := suite.nodes[0]
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downNode.Stopping()
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suite.server, err = suite.newQueryCoord()
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suite.NoError(err)
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suite.hackServer()
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err = suite.server.Start()
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suite.NoError(err)
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for _, collection := range suite.collections {
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suite.True(suite.server.meta.Exist(collection))
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}
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suite.True(suite.server.nodeMgr.IsStoppingNode(suite.nodes[0].ID))
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}
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func (suite *ServerSuite) TestNodeUp() {
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node1 := mocks.NewMockQueryNode(suite.T(), suite.server.etcdCli, 100)
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node1.EXPECT().GetDataDistribution(mock.Anything, mock.Anything).Return(&querypb.GetDataDistributionResponse{Status: merr.Success()}, nil)
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err := node1.Start()
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suite.NoError(err)
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defer node1.Stop()
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suite.server.notifyNodeUp <- struct{}{}
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suite.Eventually(func() bool {
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node := suite.server.nodeMgr.Get(node1.ID)
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if node == nil {
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return false
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}
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for _, collection := range suite.collections {
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replica := suite.server.meta.ReplicaManager.GetByCollectionAndNode(collection, node1.ID)
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if replica == nil {
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return false
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}
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}
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return true
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}, 5*time.Second, time.Second)
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// mock unhealthy node
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suite.server.nodeMgr.Add(session.NewNodeInfo(1001, "localhost"))
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node2 := mocks.NewMockQueryNode(suite.T(), suite.server.etcdCli, 101)
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node2.EXPECT().GetDataDistribution(mock.Anything, mock.Anything).Return(&querypb.GetDataDistributionResponse{Status: merr.Success()}, nil).Maybe()
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err = node2.Start()
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suite.NoError(err)
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defer node2.Stop()
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// expect node2 won't be add to qc, due to unhealthy nodes exist
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suite.server.notifyNodeUp <- struct{}{}
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suite.Eventually(func() bool {
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node := suite.server.nodeMgr.Get(node2.ID)
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if node == nil {
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return false
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}
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for _, collection := range suite.collections {
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replica := suite.server.meta.ReplicaManager.GetByCollectionAndNode(collection, node2.ID)
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if replica == nil {
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return true
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}
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}
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return false
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}, 5*time.Second, time.Second)
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// mock unhealthy node down, so no unhealthy nodes exist
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suite.server.nodeMgr.Remove(1001)
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suite.server.notifyNodeUp <- struct{}{}
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// expect node2 will be add to qc
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suite.Eventually(func() bool {
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node := suite.server.nodeMgr.Get(node2.ID)
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if node == nil {
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return false
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}
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for _, collection := range suite.collections {
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replica := suite.server.meta.ReplicaManager.GetByCollectionAndNode(collection, node2.ID)
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if replica == nil {
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return false
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}
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}
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return true
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}, 5*time.Second, time.Second)
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}
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func (suite *ServerSuite) TestNodeUpdate() {
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downNode := suite.nodes[0]
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downNode.Stopping()
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suite.Eventually(func() bool {
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node := suite.server.nodeMgr.Get(downNode.ID)
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return node.IsStoppingState()
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}, 5*time.Second, time.Second)
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}
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func (suite *ServerSuite) TestNodeDown() {
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downNode := suite.nodes[0]
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downNode.Stop()
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suite.nodes[0] = nil
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suite.Eventually(func() bool {
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node := suite.server.nodeMgr.Get(downNode.ID)
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if node != nil {
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return false
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}
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for _, collection := range suite.collections {
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replica := suite.server.meta.ReplicaManager.GetByCollectionAndNode(collection, downNode.ID)
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if replica != nil {
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return false
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}
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}
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return true
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}, 5*time.Second, time.Second)
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}
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func (suite *ServerSuite) TestDisableActiveStandby() {
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paramtable.Get().Save(Params.QueryCoordCfg.EnableActiveStandby.Key, "false")
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err := suite.server.Stop()
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suite.NoError(err)
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suite.server, err = suite.newQueryCoord()
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suite.NoError(err)
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suite.Equal(commonpb.StateCode_Initializing, suite.server.State())
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suite.hackServer()
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err = suite.server.Start()
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suite.NoError(err)
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err = suite.server.Register()
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suite.NoError(err)
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suite.Equal(commonpb.StateCode_Healthy, suite.server.State())
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states, err := suite.server.GetComponentStates(context.Background(), nil)
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suite.NoError(err)
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suite.Equal(commonpb.StateCode_Healthy, states.GetState().GetStateCode())
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}
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func (suite *ServerSuite) TestEnableActiveStandby() {
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paramtable.Get().Save(Params.QueryCoordCfg.EnableActiveStandby.Key, "true")
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err := suite.server.Stop()
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suite.NoError(err)
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suite.server, err = suite.newQueryCoord()
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suite.NoError(err)
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mockRootCoord := coordMocks.NewMockRootCoordClient(suite.T())
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mockDataCoord := coordMocks.NewMockDataCoordClient(suite.T())
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mockRootCoord.EXPECT().DescribeCollection(mock.Anything, mock.Anything).Return(&milvuspb.DescribeCollectionResponse{
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Status: merr.Success(),
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Schema: &schemapb.CollectionSchema{},
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}, nil).Maybe()
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for _, collection := range suite.collections {
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req := &milvuspb.ShowPartitionsRequest{
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Base: commonpbutil.NewMsgBase(
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commonpbutil.WithMsgType(commonpb.MsgType_ShowPartitions),
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),
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CollectionID: collection,
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}
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mockRootCoord.EXPECT().ShowPartitions(mock.Anything, req).Return(&milvuspb.ShowPartitionsResponse{
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Status: merr.Success(),
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PartitionIDs: suite.partitions[collection],
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}, nil).Maybe()
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suite.expectGetRecoverInfoByMockDataCoord(collection, mockDataCoord)
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}
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err = suite.server.SetRootCoordClient(mockRootCoord)
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suite.NoError(err)
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err = suite.server.SetDataCoordClient(mockDataCoord)
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suite.NoError(err)
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// suite.hackServer()
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states1, err := suite.server.GetComponentStates(context.Background(), nil)
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suite.NoError(err)
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suite.Equal(commonpb.StateCode_StandBy, states1.GetState().GetStateCode())
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err = suite.server.Register()
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suite.NoError(err)
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err = suite.server.Start()
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suite.NoError(err)
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states2, err := suite.server.GetComponentStates(context.Background(), nil)
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suite.NoError(err)
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suite.Equal(commonpb.StateCode_Healthy, states2.GetState().GetStateCode())
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paramtable.Get().Save(Params.QueryCoordCfg.EnableActiveStandby.Key, "false")
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}
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func (suite *ServerSuite) TestStop() {
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suite.server.Stop()
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// Stop has to be idempotent
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suite.server.Stop()
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}
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func (suite *ServerSuite) waitNodeUp(node *mocks.MockQueryNode, timeout time.Duration) bool {
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start := time.Now()
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for time.Since(start) < timeout {
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if suite.server.nodeMgr.Get(node.ID) != nil {
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return true
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}
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time.Sleep(500 * time.Millisecond)
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}
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return false
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}
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func (suite *ServerSuite) loadAll() {
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ctx := context.Background()
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for _, collection := range suite.collections {
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if suite.loadTypes[collection] == querypb.LoadType_LoadCollection {
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req := &querypb.LoadCollectionRequest{
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CollectionID: collection,
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ReplicaNumber: suite.replicaNumber[collection],
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}
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resp, err := suite.server.LoadCollection(ctx, req)
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suite.NoError(err)
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suite.Equal(commonpb.ErrorCode_Success, resp.ErrorCode)
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} else {
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req := &querypb.LoadPartitionsRequest{
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CollectionID: collection,
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PartitionIDs: suite.partitions[collection],
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ReplicaNumber: suite.replicaNumber[collection],
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}
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resp, err := suite.server.LoadPartitions(ctx, req)
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suite.NoError(err)
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suite.Equal(commonpb.ErrorCode_Success, resp.ErrorCode)
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}
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}
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}
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func (suite *ServerSuite) expectGetRecoverInfo(collection int64) {
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vChannels := []*datapb.VchannelInfo{}
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for _, channel := range suite.channels[collection] {
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vChannels = append(vChannels, &datapb.VchannelInfo{
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CollectionID: collection,
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ChannelName: channel,
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})
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}
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segmentInfos := []*datapb.SegmentInfo{}
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for _, segments := range suite.segments[collection] {
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for _, segment := range segments {
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segmentInfos = append(segmentInfos, &datapb.SegmentInfo{
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ID: segment,
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PartitionID: suite.partitions[collection][0],
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InsertChannel: suite.channels[collection][segment%2],
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})
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}
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}
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suite.broker.EXPECT().GetRecoveryInfoV2(mock.Anything, collection).Maybe().Return(vChannels, segmentInfos, nil)
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}
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func (suite *ServerSuite) expectLoadAndReleasePartitions(querynode *mocks.MockQueryNode) {
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querynode.EXPECT().LoadPartitions(mock.Anything, mock.Anything).Return(merr.Success(), nil).Maybe()
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querynode.EXPECT().ReleasePartitions(mock.Anything, mock.Anything).Return(merr.Success(), nil).Maybe()
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}
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func (suite *ServerSuite) expectGetRecoverInfoByMockDataCoord(collection int64, dataCoord *coordMocks.MockDataCoordClient) {
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var (
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vChannels []*datapb.VchannelInfo
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segmentInfos []*datapb.SegmentInfo
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)
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getRecoveryInfoRequest := &datapb.GetRecoveryInfoRequestV2{
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Base: commonpbutil.NewMsgBase(
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commonpbutil.WithMsgType(commonpb.MsgType_GetRecoveryInfo),
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),
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CollectionID: collection,
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}
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vChannels = []*datapb.VchannelInfo{}
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for _, channel := range suite.channels[collection] {
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vChannels = append(vChannels, &datapb.VchannelInfo{
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CollectionID: collection,
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ChannelName: channel,
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})
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}
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segmentInfos = []*datapb.SegmentInfo{}
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for _, segments := range suite.segments[collection] {
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for _, segment := range segments {
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segmentInfos = append(segmentInfos, &datapb.SegmentInfo{
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ID: segment,
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InsertChannel: suite.channels[collection][segment%2],
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})
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}
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}
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dataCoord.EXPECT().GetRecoveryInfoV2(mock.Anything, getRecoveryInfoRequest).Return(&datapb.GetRecoveryInfoResponseV2{
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Status: merr.Success(),
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Channels: vChannels,
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Segments: segmentInfos,
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}, nil).Maybe()
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}
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func (suite *ServerSuite) updateCollectionStatus(collectionID int64, status querypb.LoadStatus) {
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collection := suite.server.meta.GetCollection(collectionID)
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if collection != nil {
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collection := collection.Clone()
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collection.LoadPercentage = 0
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if status == querypb.LoadStatus_Loaded {
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collection.LoadPercentage = 100
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}
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collection.CollectionLoadInfo.Status = status
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suite.server.meta.PutCollection(collection)
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partitions := suite.server.meta.GetPartitionsByCollection(collectionID)
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for _, partition := range partitions {
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partition := partition.Clone()
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partition.LoadPercentage = 0
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if status == querypb.LoadStatus_Loaded {
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partition.LoadPercentage = 100
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}
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partition.PartitionLoadInfo.Status = status
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suite.server.meta.PutPartition(partition)
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}
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}
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}
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func (suite *ServerSuite) hackServer() {
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suite.broker = meta.NewMockBroker(suite.T())
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suite.server.broker = suite.broker
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suite.server.targetMgr = meta.NewTargetManager(suite.broker, suite.server.meta)
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suite.server.taskScheduler = task.NewScheduler(
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suite.server.ctx,
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|
suite.server.meta,
|
|
suite.server.dist,
|
|
suite.server.targetMgr,
|
|
suite.broker,
|
|
suite.server.cluster,
|
|
suite.server.nodeMgr,
|
|
)
|
|
suite.server.distController = dist.NewDistController(
|
|
suite.server.cluster,
|
|
suite.server.nodeMgr,
|
|
suite.server.dist,
|
|
suite.server.targetMgr,
|
|
suite.server.taskScheduler,
|
|
)
|
|
suite.server.checkerController = checkers.NewCheckerController(
|
|
suite.server.meta,
|
|
suite.server.dist,
|
|
suite.server.targetMgr,
|
|
suite.server.balancer,
|
|
suite.server.nodeMgr,
|
|
suite.server.taskScheduler,
|
|
suite.server.broker,
|
|
)
|
|
suite.server.targetObserver = observers.NewTargetObserver(
|
|
suite.server.meta,
|
|
suite.server.targetMgr,
|
|
suite.server.dist,
|
|
suite.broker,
|
|
)
|
|
suite.server.collectionObserver = observers.NewCollectionObserver(
|
|
suite.server.dist,
|
|
suite.server.meta,
|
|
suite.server.targetMgr,
|
|
suite.server.targetObserver,
|
|
suite.server.leaderObserver,
|
|
suite.server.checkerController,
|
|
)
|
|
|
|
suite.broker.EXPECT().GetCollectionSchema(mock.Anything, mock.Anything).Return(&schemapb.CollectionSchema{}, nil).Maybe()
|
|
suite.broker.EXPECT().DescribeIndex(mock.Anything, mock.Anything).Return(nil, nil).Maybe()
|
|
for _, collection := range suite.collections {
|
|
suite.broker.EXPECT().GetPartitions(mock.Anything, collection).Return(suite.partitions[collection], nil).Maybe()
|
|
suite.expectGetRecoverInfo(collection)
|
|
}
|
|
log.Debug("server hacked")
|
|
}
|
|
|
|
func (suite *ServerSuite) hackBroker(server *Server) {
|
|
mockRootCoord := coordMocks.NewMockRootCoordClient(suite.T())
|
|
mockDataCoord := coordMocks.NewMockDataCoordClient(suite.T())
|
|
|
|
for _, collection := range suite.collections {
|
|
mockRootCoord.EXPECT().DescribeCollection(mock.Anything, mock.Anything).Return(&milvuspb.DescribeCollectionResponse{
|
|
Status: merr.Success(),
|
|
Schema: &schemapb.CollectionSchema{},
|
|
}, nil).Maybe()
|
|
req := &milvuspb.ShowPartitionsRequest{
|
|
Base: commonpbutil.NewMsgBase(
|
|
commonpbutil.WithMsgType(commonpb.MsgType_ShowPartitions),
|
|
),
|
|
CollectionID: collection,
|
|
}
|
|
mockRootCoord.EXPECT().ShowPartitions(mock.Anything, req).Return(&milvuspb.ShowPartitionsResponse{
|
|
Status: merr.Success(),
|
|
PartitionIDs: suite.partitions[collection],
|
|
}, nil).Maybe()
|
|
}
|
|
err := server.SetRootCoordClient(mockRootCoord)
|
|
suite.NoError(err)
|
|
err = server.SetDataCoordClient(mockDataCoord)
|
|
suite.NoError(err)
|
|
}
|
|
|
|
func (suite *ServerSuite) newQueryCoord() (*Server, error) {
|
|
server, err := NewQueryCoord(context.Background())
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
etcdCli, err := etcd.GetEtcdClient(
|
|
Params.EtcdCfg.UseEmbedEtcd.GetAsBool(),
|
|
Params.EtcdCfg.EtcdUseSSL.GetAsBool(),
|
|
Params.EtcdCfg.Endpoints.GetAsStrings(),
|
|
Params.EtcdCfg.EtcdTLSCert.GetValue(),
|
|
Params.EtcdCfg.EtcdTLSKey.GetValue(),
|
|
Params.EtcdCfg.EtcdTLSCACert.GetValue(),
|
|
Params.EtcdCfg.EtcdTLSMinVersion.GetValue())
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
server.SetEtcdClient(etcdCli)
|
|
server.SetTiKVClient(suite.tikvCli)
|
|
|
|
server.SetQueryNodeCreator(session.DefaultQueryNodeCreator)
|
|
suite.hackBroker(server)
|
|
err = server.Init()
|
|
return server, err
|
|
}
|
|
|
|
func TestServer(t *testing.T) {
|
|
parameters := []string{"tikv", "etcd"}
|
|
for _, v := range parameters {
|
|
testMeta = v
|
|
suite.Run(t, new(ServerSuite))
|
|
}
|
|
}
|