mirror of
https://gitee.com/milvus-io/milvus.git
synced 2024-12-01 11:29:48 +08:00
543 lines
13 KiB
Go
543 lines
13 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 datanode
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import (
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"bytes"
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"context"
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"encoding/binary"
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"errors"
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"math"
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"math/rand"
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"path"
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"strconv"
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"sync"
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"time"
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"go.etcd.io/etcd/clientv3"
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"go.uber.org/zap"
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etcdkv "github.com/milvus-io/milvus/internal/kv/etcd"
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"github.com/milvus-io/milvus/internal/log"
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"github.com/milvus-io/milvus/internal/msgstream"
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"github.com/milvus-io/milvus/internal/types"
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"github.com/milvus-io/milvus/internal/proto/commonpb"
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"github.com/milvus-io/milvus/internal/proto/datapb"
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"github.com/milvus-io/milvus/internal/proto/etcdpb"
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"github.com/milvus-io/milvus/internal/proto/internalpb"
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"github.com/milvus-io/milvus/internal/proto/masterpb"
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"github.com/milvus-io/milvus/internal/proto/milvuspb"
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"github.com/milvus-io/milvus/internal/proto/schemapb"
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)
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const ctxTimeInMillisecond = 5000
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const debug = false
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func newIDLEDataNodeMock(ctx context.Context) *DataNode {
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msFactory := msgstream.NewPmsFactory()
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node := NewDataNode(ctx, msFactory)
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rc := &RootCoordFactory{
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ID: 0,
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collectionID: 1,
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collectionName: "collection-1",
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}
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node.SetRootCoordInterface(rc)
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ds := &DataCoordFactory{}
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node.SetDataCoordInterface(ds)
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return node
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}
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func newHEALTHDataNodeMock(dmChannelName string) *DataNode {
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var ctx context.Context
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if debug {
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ctx = context.Background()
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} else {
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var cancel context.CancelFunc
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d := time.Now().Add(ctxTimeInMillisecond * time.Millisecond)
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ctx, cancel = context.WithDeadline(context.Background(), d)
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go func() {
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<-ctx.Done()
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cancel()
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}()
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}
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msFactory := msgstream.NewPmsFactory()
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node := NewDataNode(ctx, msFactory)
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ms := &RootCoordFactory{
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ID: 0,
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collectionID: 1,
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collectionName: "collection-1",
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}
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node.SetRootCoordInterface(ms)
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ds := &DataCoordFactory{}
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node.SetDataCoordInterface(ds)
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vchan := &datapb.VchannelInfo{
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CollectionID: 1,
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ChannelName: dmChannelName,
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UnflushedSegments: []*datapb.SegmentInfo{},
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FlushedSegments: []int64{},
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}
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node.Start()
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_ = node.NewDataSyncService(vchan)
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return node
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}
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func makeNewChannelNames(names []string, suffix string) []string {
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var ret []string
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for _, name := range names {
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ret = append(ret, name+suffix)
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}
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return ret
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}
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func refreshChannelNames() {
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Params.SegmentStatisticsChannelName = "datanode-refresh-segment-statistics"
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Params.TimeTickChannelName = "datanode-refresh-hard-timetick"
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}
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func clearEtcd(rootPath string) error {
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etcdEndpoints := Params.EtcdEndpoints
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log.Info("etcd tests address", zap.Any("endpoints", etcdEndpoints))
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etcdClient, err := clientv3.New(clientv3.Config{Endpoints: etcdEndpoints})
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if err != nil {
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return err
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}
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etcdKV := etcdkv.NewEtcdKV(etcdClient, rootPath)
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err = etcdKV.RemoveWithPrefix("writer/segment")
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if err != nil {
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return err
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}
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_, _, err = etcdKV.LoadWithPrefix("writer/segment")
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if err != nil {
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return err
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}
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log.Debug("Clear ETCD with prefix writer/segment ")
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err = etcdKV.RemoveWithPrefix("writer/ddl")
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if err != nil {
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return err
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}
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_, _, err = etcdKV.LoadWithPrefix("writer/ddl")
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if err != nil {
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return err
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}
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log.Debug("Clear ETCD with prefix writer/ddl")
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return nil
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}
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type MetaFactory struct {
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}
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type DataFactory struct {
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rawData []byte
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}
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type RootCoordFactory struct {
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types.RootCoord
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ID UniqueID
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collectionName string
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collectionID UniqueID
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}
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type DataCoordFactory struct {
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types.DataCoord
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}
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func (ds *DataCoordFactory) SaveBinlogPaths(ctx context.Context, req *datapb.SaveBinlogPathsRequest) (*commonpb.Status, error) {
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return &commonpb.Status{ErrorCode: commonpb.ErrorCode_Success}, nil
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}
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func (mf *MetaFactory) CollectionMetaFactory(collectionID UniqueID, collectionName string) *etcdpb.CollectionMeta {
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sch := schemapb.CollectionSchema{
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Name: collectionName,
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Description: "test collection by meta factory",
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AutoID: true,
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Fields: []*schemapb.FieldSchema{
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{
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FieldID: 0,
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Name: "RowID",
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Description: "RowID field",
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DataType: schemapb.DataType_Int64,
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TypeParams: []*commonpb.KeyValuePair{
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{
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Key: "f0_tk1",
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Value: "f0_tv1",
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},
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},
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},
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{
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FieldID: 1,
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Name: "Timestamp",
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Description: "Timestamp field",
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DataType: schemapb.DataType_Int64,
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TypeParams: []*commonpb.KeyValuePair{
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{
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Key: "f1_tk1",
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Value: "f1_tv1",
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},
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},
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},
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{
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FieldID: 100,
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Name: "float_vector_field",
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Description: "field 100",
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DataType: schemapb.DataType_FloatVector,
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TypeParams: []*commonpb.KeyValuePair{
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{
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Key: "dim",
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Value: "2",
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},
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},
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IndexParams: []*commonpb.KeyValuePair{
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{
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Key: "indexkey",
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Value: "indexvalue",
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},
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},
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},
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{
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FieldID: 101,
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Name: "binary_vector_field",
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Description: "field 101",
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DataType: schemapb.DataType_BinaryVector,
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TypeParams: []*commonpb.KeyValuePair{
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{
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Key: "dim",
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Value: "32",
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},
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},
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IndexParams: []*commonpb.KeyValuePair{
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{
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Key: "indexkey",
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Value: "indexvalue",
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},
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},
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},
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{
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FieldID: 102,
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Name: "bool_field",
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Description: "field 102",
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DataType: schemapb.DataType_Bool,
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TypeParams: []*commonpb.KeyValuePair{},
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IndexParams: []*commonpb.KeyValuePair{},
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},
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{
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FieldID: 103,
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Name: "int8_field",
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Description: "field 103",
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DataType: schemapb.DataType_Int8,
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TypeParams: []*commonpb.KeyValuePair{},
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IndexParams: []*commonpb.KeyValuePair{},
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},
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{
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FieldID: 104,
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Name: "int16_field",
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Description: "field 104",
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DataType: schemapb.DataType_Int16,
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TypeParams: []*commonpb.KeyValuePair{},
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IndexParams: []*commonpb.KeyValuePair{},
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},
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{
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FieldID: 105,
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Name: "int32_field",
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Description: "field 105",
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DataType: schemapb.DataType_Int32,
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TypeParams: []*commonpb.KeyValuePair{},
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IndexParams: []*commonpb.KeyValuePair{},
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},
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{
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FieldID: 106,
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Name: "int64_field",
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Description: "field 106",
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DataType: schemapb.DataType_Int64,
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TypeParams: []*commonpb.KeyValuePair{},
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IndexParams: []*commonpb.KeyValuePair{},
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},
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{
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FieldID: 107,
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Name: "float32_field",
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Description: "field 107",
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DataType: schemapb.DataType_Float,
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TypeParams: []*commonpb.KeyValuePair{},
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IndexParams: []*commonpb.KeyValuePair{},
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},
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{
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FieldID: 108,
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Name: "float64_field",
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Description: "field 108",
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DataType: schemapb.DataType_Double,
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TypeParams: []*commonpb.KeyValuePair{},
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IndexParams: []*commonpb.KeyValuePair{},
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},
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},
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}
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collection := etcdpb.CollectionMeta{
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ID: collectionID,
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Schema: &sch,
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CreateTime: Timestamp(1),
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SegmentIDs: make([]UniqueID, 0),
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PartitionIDs: []UniqueID{0},
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}
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return &collection
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}
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func NewDataFactory() *DataFactory {
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return &DataFactory{rawData: GenRowData()}
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}
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func GenRowData() (rawData []byte) {
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const DIM = 2
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const N = 1
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// Float vector
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var fvector = [DIM]float32{1, 2}
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for _, ele := range fvector {
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buf := make([]byte, 4)
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binary.LittleEndian.PutUint32(buf, math.Float32bits(ele))
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rawData = append(rawData, buf...)
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}
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// Binary vector
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// Dimension of binary vector is 32
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// size := 4, = 32 / 8
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var bvector = []byte{255, 255, 255, 0}
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rawData = append(rawData, bvector...)
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// Bool
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var fieldBool = true
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buf := new(bytes.Buffer)
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if err := binary.Write(buf, binary.LittleEndian, fieldBool); err != nil {
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panic(err)
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}
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rawData = append(rawData, buf.Bytes()...)
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// int8
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var dataInt8 int8 = 100
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bint8 := new(bytes.Buffer)
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if err := binary.Write(bint8, binary.LittleEndian, dataInt8); err != nil {
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panic(err)
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}
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rawData = append(rawData, bint8.Bytes()...)
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// int16
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var dataInt16 int16 = 200
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bint16 := new(bytes.Buffer)
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if err := binary.Write(bint16, binary.LittleEndian, dataInt16); err != nil {
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panic(err)
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}
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rawData = append(rawData, bint16.Bytes()...)
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// int32
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var dataInt32 int32 = 300
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bint32 := new(bytes.Buffer)
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if err := binary.Write(bint32, binary.LittleEndian, dataInt32); err != nil {
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panic(err)
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}
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rawData = append(rawData, bint32.Bytes()...)
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// int64
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var dataInt64 int64 = 400
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bint64 := new(bytes.Buffer)
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if err := binary.Write(bint64, binary.LittleEndian, dataInt64); err != nil {
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panic(err)
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}
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rawData = append(rawData, bint64.Bytes()...)
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// float32
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var datafloat float32 = 1.1
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bfloat32 := new(bytes.Buffer)
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if err := binary.Write(bfloat32, binary.LittleEndian, datafloat); err != nil {
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panic(err)
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}
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rawData = append(rawData, bfloat32.Bytes()...)
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// float64
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var datafloat64 = 2.2
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bfloat64 := new(bytes.Buffer)
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if err := binary.Write(bfloat64, binary.LittleEndian, datafloat64); err != nil {
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panic(err)
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}
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rawData = append(rawData, bfloat64.Bytes()...)
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log.Debug("Rawdata length:", zap.Int("Length of rawData", len(rawData)))
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return
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}
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func (df *DataFactory) GenMsgStreamInsertMsg(idx int, chanName string) *msgstream.InsertMsg {
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var msg = &msgstream.InsertMsg{
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BaseMsg: msgstream.BaseMsg{
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HashValues: []uint32{uint32(idx)},
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},
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InsertRequest: internalpb.InsertRequest{
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Base: &commonpb.MsgBase{
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MsgType: commonpb.MsgType_Insert,
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MsgID: 0,
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Timestamp: Timestamp(idx + 1000),
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SourceID: 0,
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},
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CollectionName: "col1",
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PartitionName: "default",
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SegmentID: 1,
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ChannelID: chanName,
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Timestamps: []Timestamp{Timestamp(idx + 1000)},
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RowIDs: []UniqueID{UniqueID(idx)},
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RowData: []*commonpb.Blob{{Value: df.rawData}},
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},
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}
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return msg
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}
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func (df *DataFactory) GetMsgStreamTsInsertMsgs(n int, chanName string) (inMsgs []msgstream.TsMsg) {
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for i := 0; i < n; i++ {
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var msg = df.GenMsgStreamInsertMsg(i, chanName)
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var tsMsg msgstream.TsMsg = msg
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inMsgs = append(inMsgs, tsMsg)
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}
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return
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}
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func (df *DataFactory) GetMsgStreamInsertMsgs(n int) (inMsgs []*msgstream.InsertMsg) {
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for i := 0; i < n; i++ {
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var msg = df.GenMsgStreamInsertMsg(i, "")
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inMsgs = append(inMsgs, msg)
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}
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return
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}
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type AllocatorFactory struct {
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sync.Mutex
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r *rand.Rand
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}
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var _ allocatorInterface = &AllocatorFactory{}
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func NewAllocatorFactory(id ...UniqueID) *AllocatorFactory {
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f := &AllocatorFactory{
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r: rand.New(rand.NewSource(time.Now().UnixNano())),
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}
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return f
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}
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func (alloc *AllocatorFactory) allocID() (UniqueID, error) {
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alloc.Lock()
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defer alloc.Unlock()
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return alloc.r.Int63n(10000), nil
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}
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func (alloc *AllocatorFactory) genKey(isalloc bool, ids ...UniqueID) (key string, err error) {
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if isalloc {
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idx, err := alloc.allocID()
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if err != nil {
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return "", err
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}
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ids = append(ids, idx)
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}
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idStr := make([]string, len(ids))
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for _, id := range ids {
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idStr = append(idStr, strconv.FormatInt(id, 10))
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}
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key = path.Join(idStr...)
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return
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}
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// If id == 0, AllocID will return not successful status
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// If id == -1, AllocID will return err
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func (m *RootCoordFactory) setID(id UniqueID) {
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m.ID = id // GOOSE TODO: random ID generator
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}
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func (m *RootCoordFactory) setCollectionID(id UniqueID) {
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m.collectionID = id
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}
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func (m *RootCoordFactory) setCollectionName(name string) {
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m.collectionName = name
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}
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func (m *RootCoordFactory) AllocID(ctx context.Context, in *masterpb.AllocIDRequest) (*masterpb.AllocIDResponse, error) {
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resp := &masterpb.AllocIDResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_UnexpectedError,
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}}
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if m.ID == 0 {
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resp.Status.Reason = "Zero ID"
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return resp, nil
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}
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if m.ID == -1 {
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resp.Status.ErrorCode = commonpb.ErrorCode_Success
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return resp, errors.New(resp.Status.GetReason())
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}
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resp.ID = m.ID
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resp.Status.ErrorCode = commonpb.ErrorCode_Success
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return resp, nil
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}
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func (m *RootCoordFactory) AllocTimestamp(ctx context.Context, in *masterpb.AllocTimestampRequest) (*masterpb.AllocTimestampResponse, error) {
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resp := &masterpb.AllocTimestampResponse{
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Status: &commonpb.Status{},
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Timestamp: 1000,
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}
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return resp, nil
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}
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func (m *RootCoordFactory) ShowCollections(ctx context.Context, in *milvuspb.ShowCollectionsRequest) (*milvuspb.ShowCollectionsResponse, error) {
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resp := &milvuspb.ShowCollectionsResponse{
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Status: &commonpb.Status{},
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CollectionNames: []string{m.collectionName},
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}
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return resp, nil
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}
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func (m *RootCoordFactory) DescribeCollection(ctx context.Context, in *milvuspb.DescribeCollectionRequest) (*milvuspb.DescribeCollectionResponse, error) {
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f := MetaFactory{}
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meta := f.CollectionMetaFactory(m.collectionID, m.collectionName)
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resp := &milvuspb.DescribeCollectionResponse{
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Status: &commonpb.Status{},
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CollectionID: m.collectionID,
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Schema: meta.Schema,
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}
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return resp, nil
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}
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func (m *RootCoordFactory) GetComponentStates(ctx context.Context) (*internalpb.ComponentStates, error) {
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return &internalpb.ComponentStates{
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State: &internalpb.ComponentInfo{},
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SubcomponentStates: make([]*internalpb.ComponentInfo, 0),
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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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