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466 lines
14 KiB
Go
466 lines
14 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 observers
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import (
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"context"
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"testing"
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"time"
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"github.com/samber/lo"
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"github.com/stretchr/testify/mock"
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"github.com/stretchr/testify/suite"
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clientv3 "go.etcd.io/etcd/client/v3"
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etcdkv "github.com/milvus-io/milvus/internal/kv/etcd"
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"github.com/milvus-io/milvus/internal/metastore"
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"github.com/milvus-io/milvus/internal/metastore/kv/querycoord"
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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/meta"
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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/pkg/kv"
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"github.com/milvus-io/milvus/pkg/log"
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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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)
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type CollectionObserverSuite 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 // CollectionID -> PartitionIDs
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channels map[int64][]*meta.DmChannel
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segments map[int64][]*datapb.SegmentInfo // CollectionID -> []datapb.SegmentInfo
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loadTypes map[int64]querypb.LoadType
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replicaNumber map[int64]int32
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nodes []int64
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// Mocks
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idAllocator func() (int64, error)
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etcd *clientv3.Client
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kv kv.MetaKv
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store metastore.QueryCoordCatalog
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broker *meta.MockBroker
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cluster *session.MockCluster
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// Dependencies
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dist *meta.DistributionManager
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meta *meta.Meta
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targetMgr *meta.TargetManager
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targetObserver *TargetObserver
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checkerController *checkers.CheckerController
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// Test object
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ob *CollectionObserver
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}
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func (suite *CollectionObserverSuite) SetupSuite() {
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paramtable.Init()
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suite.collections = []int64{100, 101, 102, 103}
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suite.partitions = map[int64][]int64{
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100: {10},
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101: {11, 12},
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102: {13},
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103: {14},
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}
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suite.channels = map[int64][]*meta.DmChannel{
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100: {
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meta.DmChannelFromVChannel(&datapb.VchannelInfo{
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CollectionID: 100,
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ChannelName: "100-dmc0",
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}),
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meta.DmChannelFromVChannel(&datapb.VchannelInfo{
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CollectionID: 100,
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ChannelName: "100-dmc1",
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}),
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},
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101: {
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meta.DmChannelFromVChannel(&datapb.VchannelInfo{
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CollectionID: 101,
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ChannelName: "101-dmc0",
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}),
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meta.DmChannelFromVChannel(&datapb.VchannelInfo{
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CollectionID: 101,
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ChannelName: "101-dmc1",
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}),
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},
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102: {
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meta.DmChannelFromVChannel(&datapb.VchannelInfo{
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CollectionID: 102,
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ChannelName: "102-dmc0",
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}),
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},
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103: {
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meta.DmChannelFromVChannel(&datapb.VchannelInfo{
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CollectionID: 103,
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ChannelName: "103-dmc0",
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}),
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},
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}
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suite.segments = map[int64][]*datapb.SegmentInfo{
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100: {
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&datapb.SegmentInfo{
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ID: 1,
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CollectionID: 100,
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PartitionID: 10,
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InsertChannel: "100-dmc0",
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},
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&datapb.SegmentInfo{
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ID: 2,
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CollectionID: 100,
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PartitionID: 10,
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InsertChannel: "100-dmc1",
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},
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},
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101: {
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&datapb.SegmentInfo{
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ID: 3,
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CollectionID: 101,
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PartitionID: 11,
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InsertChannel: "101-dmc0",
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},
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&datapb.SegmentInfo{
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ID: 4,
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CollectionID: 101,
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PartitionID: 12,
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InsertChannel: "101-dmc1",
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},
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},
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102: genSegmentsInfo(999, 5, 102, 13, "102-dmc0"),
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103: genSegmentsInfo(10, 2000, 103, 14, "103-dmc0"),
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}
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suite.loadTypes = map[int64]querypb.LoadType{
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100: querypb.LoadType_LoadCollection,
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101: querypb.LoadType_LoadPartition,
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102: querypb.LoadType_LoadCollection,
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103: querypb.LoadType_LoadCollection,
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}
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suite.replicaNumber = map[int64]int32{
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100: 1,
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101: 1,
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102: 1,
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103: 2,
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}
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suite.nodes = []int64{1, 2, 3}
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}
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func (suite *CollectionObserverSuite) SetupTest() {
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// Mocks
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var err error
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suite.idAllocator = RandomIncrementIDAllocator()
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log.Debug("create embedded etcd KV...")
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config := GenerateEtcdConfig()
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client, err := etcd.GetEtcdClient(
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config.UseEmbedEtcd.GetAsBool(),
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config.EtcdUseSSL.GetAsBool(),
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config.Endpoints.GetAsStrings(),
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config.EtcdTLSCert.GetValue(),
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config.EtcdTLSKey.GetValue(),
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config.EtcdTLSCACert.GetValue(),
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config.EtcdTLSMinVersion.GetValue())
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suite.Require().NoError(err)
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suite.kv = etcdkv.NewEtcdKV(client, Params.EtcdCfg.MetaRootPath.GetValue()+"-"+RandomMetaRootPath())
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suite.Require().NoError(err)
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log.Debug("create meta store...")
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suite.store = querycoord.NewCatalog(suite.kv)
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// Dependencies
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suite.dist = meta.NewDistributionManager()
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nodeMgr := session.NewNodeManager()
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suite.meta = meta.NewMeta(suite.idAllocator, suite.store, nodeMgr)
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suite.broker = meta.NewMockBroker(suite.T())
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suite.targetMgr = meta.NewTargetManager(suite.broker, suite.meta)
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suite.cluster = session.NewMockCluster(suite.T())
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suite.targetObserver = NewTargetObserver(suite.meta,
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suite.targetMgr,
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suite.dist,
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suite.broker,
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suite.cluster,
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)
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suite.checkerController = &checkers.CheckerController{}
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mockCluster := session.NewMockCluster(suite.T())
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mockCluster.EXPECT().SyncDistribution(mock.Anything, mock.Anything, mock.Anything).Return(merr.Success(), nil).Maybe()
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// Test object
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suite.ob = NewCollectionObserver(
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suite.dist,
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suite.meta,
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suite.targetMgr,
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suite.targetObserver,
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suite.checkerController,
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)
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for _, collection := range suite.collections {
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suite.broker.EXPECT().GetPartitions(mock.Anything, collection).Return(suite.partitions[collection], nil).Maybe()
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}
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suite.targetObserver.Start()
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suite.ob.Start()
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suite.loadAll()
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}
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func (suite *CollectionObserverSuite) TearDownTest() {
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suite.targetObserver.Stop()
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suite.ob.Stop()
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suite.kv.Close()
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}
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func (suite *CollectionObserverSuite) TestObserve() {
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const (
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timeout = 3 * time.Second
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)
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// time before load
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time := suite.meta.GetCollection(suite.collections[2]).UpdatedAt
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// Not timeout
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paramtable.Get().Save(Params.QueryCoordCfg.LoadTimeoutSeconds.Key, "3")
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// Collection 100 loaded before timeout,
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// collection 101 timeout
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suite.dist.LeaderViewManager.Update(1, &meta.LeaderView{
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ID: 1,
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CollectionID: 100,
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Channel: "100-dmc0",
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Segments: map[int64]*querypb.SegmentDist{1: {NodeID: 1, Version: 0}},
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})
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suite.dist.LeaderViewManager.Update(2, &meta.LeaderView{
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ID: 2,
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CollectionID: 100,
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Channel: "100-dmc1",
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Segments: map[int64]*querypb.SegmentDist{2: {NodeID: 2, Version: 0}},
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})
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view1 := &meta.LeaderView{
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ID: 3,
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CollectionID: 102,
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Channel: "102-dmc0",
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Segments: map[int64]*querypb.SegmentDist{2: {NodeID: 5, Version: 0}},
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}
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segmentsInfo, ok := suite.segments[103]
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suite.True(ok)
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view2 := &meta.LeaderView{
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ID: 3,
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CollectionID: 13,
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Channel: "103-dmc0",
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Segments: make(map[int64]*querypb.SegmentDist),
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}
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for _, segment := range segmentsInfo {
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view2.Segments[segment.GetID()] = &querypb.SegmentDist{
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NodeID: 3, Version: 0,
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}
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}
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suite.dist.LeaderViewManager.Update(3, view1, view2)
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suite.Eventually(func() bool {
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return suite.isCollectionLoadedContinue(suite.collections[2], time)
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}, timeout-1, timeout/10)
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suite.Eventually(func() bool {
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return suite.isCollectionLoaded(suite.collections[0])
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}, timeout*2, timeout/10)
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suite.Eventually(func() bool {
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return suite.isCollectionTimeout(suite.collections[1])
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}, timeout*2, timeout/10)
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suite.Eventually(func() bool {
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return suite.isCollectionLoaded(suite.collections[3])
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}, timeout*2, timeout/10)
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}
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func (suite *CollectionObserverSuite) TestObservePartition() {
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const (
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timeout = 3 * time.Second
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)
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paramtable.Get().Save(Params.QueryCoordCfg.LoadTimeoutSeconds.Key, "3")
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// Partition 10 loaded
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// Partition 11 timeout
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suite.dist.LeaderViewManager.Update(1, &meta.LeaderView{
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ID: 1,
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CollectionID: 100,
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Channel: "100-dmc0",
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Segments: map[int64]*querypb.SegmentDist{1: {NodeID: 1, Version: 0}},
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}, &meta.LeaderView{
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ID: 1,
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CollectionID: 101,
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Channel: "",
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Segments: map[int64]*querypb.SegmentDist{},
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})
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suite.dist.LeaderViewManager.Update(2, &meta.LeaderView{
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ID: 2,
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CollectionID: 100,
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Channel: "100-dmc1",
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Segments: map[int64]*querypb.SegmentDist{2: {NodeID: 2, Version: 0}},
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})
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suite.Eventually(func() bool {
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return suite.isPartitionLoaded(suite.partitions[100][0])
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}, timeout*2, timeout/10)
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suite.Eventually(func() bool {
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return suite.isPartitionTimeout(suite.collections[1], suite.partitions[101][0])
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}, timeout*2, timeout/10)
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}
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func (suite *CollectionObserverSuite) isCollectionLoaded(collection int64) bool {
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exist := suite.meta.Exist(collection)
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percentage := suite.meta.CalculateLoadPercentage(collection)
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status := suite.meta.CalculateLoadStatus(collection)
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replicas := suite.meta.ReplicaManager.GetByCollection(collection)
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channels := suite.targetMgr.GetDmChannelsByCollection(collection, meta.CurrentTarget)
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segments := suite.targetMgr.GetSealedSegmentsByCollection(collection, meta.CurrentTarget)
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return exist &&
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percentage == 100 &&
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status == querypb.LoadStatus_Loaded &&
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len(replicas) == int(suite.replicaNumber[collection]) &&
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len(channels) == len(suite.channels[collection]) &&
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len(segments) == len(suite.segments[collection])
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}
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func (suite *CollectionObserverSuite) isPartitionLoaded(partitionID int64) bool {
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partition := suite.meta.GetPartition(partitionID)
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if partition == nil {
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return false
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}
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collection := partition.GetCollectionID()
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percentage := suite.meta.GetPartitionLoadPercentage(partitionID)
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status := partition.GetStatus()
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channels := suite.targetMgr.GetDmChannelsByCollection(collection, meta.CurrentTarget)
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segments := suite.targetMgr.GetSealedSegmentsByPartition(collection, partitionID, meta.CurrentTarget)
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expectedSegments := lo.Filter(suite.segments[collection], func(seg *datapb.SegmentInfo, _ int) bool {
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return seg.PartitionID == partitionID
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})
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return percentage == 100 &&
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status == querypb.LoadStatus_Loaded &&
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len(channels) == len(suite.channels[collection]) &&
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len(segments) == len(expectedSegments)
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}
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func (suite *CollectionObserverSuite) isCollectionTimeout(collection int64) bool {
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exist := suite.meta.Exist(collection)
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replicas := suite.meta.ReplicaManager.GetByCollection(collection)
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channels := suite.targetMgr.GetDmChannelsByCollection(collection, meta.CurrentTarget)
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segments := suite.targetMgr.GetSealedSegmentsByCollection(collection, meta.CurrentTarget)
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return !(exist ||
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len(replicas) > 0 ||
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len(channels) > 0 ||
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len(segments) > 0)
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}
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func (suite *CollectionObserverSuite) isPartitionTimeout(collection int64, partitionID int64) bool {
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partition := suite.meta.GetPartition(partitionID)
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segments := suite.targetMgr.GetSealedSegmentsByPartition(collection, partitionID, meta.CurrentTarget)
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return partition == nil && len(segments) == 0
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}
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func (suite *CollectionObserverSuite) isCollectionLoadedContinue(collection int64, beforeTime time.Time) bool {
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return suite.meta.GetCollection(collection).UpdatedAt.After(beforeTime)
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}
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func (suite *CollectionObserverSuite) loadAll() {
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for _, collection := range suite.collections {
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suite.load(collection)
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}
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suite.targetMgr.UpdateCollectionCurrentTarget(suite.collections[0])
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suite.targetMgr.UpdateCollectionNextTarget(suite.collections[0])
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suite.targetMgr.UpdateCollectionCurrentTarget(suite.collections[2])
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suite.targetMgr.UpdateCollectionNextTarget(suite.collections[2])
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}
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func (suite *CollectionObserverSuite) load(collection int64) {
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// Mock meta data
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replicas, err := suite.meta.ReplicaManager.Spawn(collection, map[string]int{meta.DefaultResourceGroupName: int(suite.replicaNumber[collection])}, nil)
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suite.NoError(err)
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for _, replica := range replicas {
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replica.AddRWNode(suite.nodes...)
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}
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err = suite.meta.ReplicaManager.Put(replicas...)
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suite.NoError(err)
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suite.meta.PutCollection(&meta.Collection{
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CollectionLoadInfo: &querypb.CollectionLoadInfo{
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CollectionID: collection,
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ReplicaNumber: suite.replicaNumber[collection],
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Status: querypb.LoadStatus_Loading,
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LoadType: suite.loadTypes[collection],
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},
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LoadPercentage: 0,
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CreatedAt: time.Now(),
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})
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for _, partition := range suite.partitions[collection] {
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suite.meta.PutPartition(&meta.Partition{
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PartitionLoadInfo: &querypb.PartitionLoadInfo{
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CollectionID: collection,
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PartitionID: partition,
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ReplicaNumber: suite.replicaNumber[collection],
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Status: querypb.LoadStatus_Loading,
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},
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LoadPercentage: 0,
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CreatedAt: time.Now(),
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})
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}
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dmChannels := make([]*datapb.VchannelInfo, 0)
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for _, channel := range suite.channels[collection] {
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dmChannels = append(dmChannels, &datapb.VchannelInfo{
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CollectionID: collection,
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ChannelName: channel.GetChannelName(),
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})
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}
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allSegments := make([]*datapb.SegmentInfo, 0) // partitionID -> segments
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for _, segment := range suite.segments[collection] {
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allSegments = append(allSegments, &datapb.SegmentInfo{
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ID: segment.GetID(),
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PartitionID: segment.PartitionID,
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InsertChannel: segment.GetInsertChannel(),
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})
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}
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suite.broker.EXPECT().GetRecoveryInfoV2(mock.Anything, collection).Return(dmChannels, allSegments, nil)
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suite.targetMgr.UpdateCollectionNextTarget(collection)
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suite.ob.LoadCollection(context.Background(), collection)
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}
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func TestCollectionObserver(t *testing.T) {
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suite.Run(t, new(CollectionObserverSuite))
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}
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func genSegmentsInfo(count int, start int, collID int64, partitionID int64, insertChannel string) []*datapb.SegmentInfo {
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ret := make([]*datapb.SegmentInfo, 0, count)
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for i := 0; i < count; i++ {
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segment := &datapb.SegmentInfo{
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ID: int64(start + i),
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CollectionID: collID,
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PartitionID: partitionID,
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InsertChannel: insertChannel,
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}
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ret = append(ret, segment)
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}
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return ret
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}
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