mirror of
https://gitee.com/milvus-io/milvus.git
synced 2024-12-03 04:19:18 +08:00
397 lines
10 KiB
Go
397 lines
10 KiB
Go
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package integration
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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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"encoding/json"
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"fmt"
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"math/rand"
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"strconv"
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"testing"
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"time"
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"github.com/cockroachdb/errors"
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"github.com/golang/protobuf/proto"
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"github.com/stretchr/testify/assert"
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"go.uber.org/zap"
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"github.com/milvus-io/milvus-proto/go-api/commonpb"
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"github.com/milvus-io/milvus-proto/go-api/milvuspb"
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"github.com/milvus-io/milvus-proto/go-api/schemapb"
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"github.com/milvus-io/milvus/pkg/common"
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"github.com/milvus-io/milvus/pkg/log"
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"github.com/milvus-io/milvus/pkg/util/distance"
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"github.com/milvus-io/milvus/pkg/util/funcutil"
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)
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func TestHelloMilvus(t *testing.T) {
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ctx := context.Background()
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c, err := StartMiniCluster(ctx)
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assert.NoError(t, err)
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err = c.Start()
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assert.NoError(t, err)
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defer c.Stop()
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assert.NoError(t, err)
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prefix := "TestHelloMilvus"
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dbName := ""
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collectionName := prefix + funcutil.GenRandomStr()
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int64Field := "int64"
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floatVecField := "fvec"
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dim := 128
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rowNum := 3000
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constructCollectionSchema := func() *schemapb.CollectionSchema {
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pk := &schemapb.FieldSchema{
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FieldID: 0,
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Name: int64Field,
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IsPrimaryKey: true,
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Description: "",
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DataType: schemapb.DataType_Int64,
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TypeParams: nil,
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IndexParams: nil,
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AutoID: true,
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}
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fVec := &schemapb.FieldSchema{
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FieldID: 0,
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Name: floatVecField,
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IsPrimaryKey: false,
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Description: "",
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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: strconv.Itoa(dim),
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},
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},
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IndexParams: nil,
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AutoID: false,
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}
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return &schemapb.CollectionSchema{
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Name: collectionName,
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Description: "",
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AutoID: false,
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Fields: []*schemapb.FieldSchema{
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pk,
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fVec,
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},
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}
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}
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schema := constructCollectionSchema()
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marshaledSchema, err := proto.Marshal(schema)
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assert.NoError(t, err)
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createCollectionStatus, err := c.proxy.CreateCollection(ctx, &milvuspb.CreateCollectionRequest{
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DbName: dbName,
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CollectionName: collectionName,
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Schema: marshaledSchema,
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ShardsNum: common.DefaultShardsNum,
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})
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assert.NoError(t, err)
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if createCollectionStatus.GetErrorCode() != commonpb.ErrorCode_Success {
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log.Warn("createCollectionStatus fail reason", zap.String("reason", createCollectionStatus.GetReason()))
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}
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assert.Equal(t, createCollectionStatus.GetErrorCode(), commonpb.ErrorCode_Success)
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log.Info("CreateCollection result", zap.Any("createCollectionStatus", createCollectionStatus))
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showCollectionsResp, err := c.proxy.ShowCollections(ctx, &milvuspb.ShowCollectionsRequest{})
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assert.NoError(t, err)
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assert.Equal(t, showCollectionsResp.GetStatus().GetErrorCode(), commonpb.ErrorCode_Success)
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log.Info("ShowCollections result", zap.Any("showCollectionsResp", showCollectionsResp))
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fVecColumn := newFloatVectorFieldData(floatVecField, rowNum, dim)
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hashKeys := generateHashKeys(rowNum)
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insertResult, err := c.proxy.Insert(ctx, &milvuspb.InsertRequest{
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DbName: dbName,
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CollectionName: collectionName,
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FieldsData: []*schemapb.FieldData{fVecColumn},
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HashKeys: hashKeys,
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NumRows: uint32(rowNum),
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})
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assert.NoError(t, err)
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assert.Equal(t, insertResult.GetStatus().GetErrorCode(), commonpb.ErrorCode_Success)
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// flush
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flushResp, err := c.proxy.Flush(ctx, &milvuspb.FlushRequest{
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DbName: dbName,
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CollectionNames: []string{collectionName},
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})
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assert.NoError(t, err)
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segmentIDs, has := flushResp.GetCollSegIDs()[collectionName]
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ids := segmentIDs.GetData()
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assert.NotEmpty(t, segmentIDs)
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segments, err := c.metaWatcher.ShowSegments()
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assert.NoError(t, err)
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assert.NotEmpty(t, segments)
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for _, segment := range segments {
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log.Info("ShowSegments result", zap.String("segment", segment.String()))
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}
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if has && len(ids) > 0 {
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flushed := func() bool {
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resp, err := c.proxy.GetFlushState(ctx, &milvuspb.GetFlushStateRequest{
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SegmentIDs: ids,
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})
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if err != nil {
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//panic(errors.New("GetFlushState failed"))
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return false
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}
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return resp.GetFlushed()
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}
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for !flushed() {
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// respect context deadline/cancel
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select {
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case <-ctx.Done():
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panic(errors.New("deadline exceeded"))
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default:
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}
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time.Sleep(500 * time.Millisecond)
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}
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}
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// create index
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createIndexStatus, err := c.proxy.CreateIndex(ctx, &milvuspb.CreateIndexRequest{
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CollectionName: collectionName,
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FieldName: floatVecField,
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IndexName: "_default",
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ExtraParams: []*commonpb.KeyValuePair{
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{
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Key: "dim",
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Value: strconv.Itoa(dim),
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},
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{
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Key: common.MetricTypeKey,
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Value: distance.L2,
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},
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{
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Key: "index_type",
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Value: "IVF_FLAT",
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},
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{
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Key: "nlist",
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Value: strconv.Itoa(10),
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},
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},
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})
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if createIndexStatus.GetErrorCode() != commonpb.ErrorCode_Success {
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log.Warn("createIndexStatus fail reason", zap.String("reason", createIndexStatus.GetReason()))
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}
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assert.NoError(t, err)
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assert.Equal(t, commonpb.ErrorCode_Success, createIndexStatus.GetErrorCode())
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// load
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loadStatus, err := c.proxy.LoadCollection(ctx, &milvuspb.LoadCollectionRequest{
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DbName: dbName,
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CollectionName: collectionName,
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})
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assert.NoError(t, err)
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if loadStatus.GetErrorCode() != commonpb.ErrorCode_Success {
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log.Warn("loadStatus fail reason", zap.String("reason", loadStatus.GetReason()))
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}
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assert.Equal(t, commonpb.ErrorCode_Success, loadStatus.GetErrorCode())
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for {
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loadProgress, err := c.proxy.GetLoadingProgress(ctx, &milvuspb.GetLoadingProgressRequest{
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CollectionName: collectionName,
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})
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if err != nil {
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panic("GetLoadingProgress fail")
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}
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if loadProgress.GetProgress() == 100 {
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break
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}
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time.Sleep(500 * time.Millisecond)
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}
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// search
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expr := fmt.Sprintf("%s > 0", "int64")
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nq := 10
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topk := 10
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roundDecimal := -1
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nprobe := 10
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params := make(map[string]int)
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params["nprobe"] = nprobe
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searchReq := constructSearchRequest("", collectionName, expr,
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floatVecField, distance.L2, params, nq, dim, topk, roundDecimal)
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searchResult, err := c.proxy.Search(ctx, searchReq)
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if searchResult.GetStatus().GetErrorCode() != commonpb.ErrorCode_Success {
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log.Warn("searchResult fail reason", zap.String("reason", searchResult.GetStatus().GetReason()))
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}
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assert.NoError(t, err)
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assert.Equal(t, commonpb.ErrorCode_Success, searchResult.GetStatus().GetErrorCode())
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log.Info("TestHelloMilvus succeed")
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}
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const (
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AnnsFieldKey = "anns_field"
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TopKKey = "topk"
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NQKey = "nq"
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MetricTypeKey = "metric_type"
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SearchParamsKey = "params"
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RoundDecimalKey = "round_decimal"
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OffsetKey = "offset"
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LimitKey = "limit"
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)
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func constructSearchRequest(
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dbName, collectionName string,
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expr string,
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floatVecField string,
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metricType string,
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params map[string]int,
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nq, dim, topk, roundDecimal int,
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) *milvuspb.SearchRequest {
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b, err := json.Marshal(params)
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if err != nil {
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panic(err)
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}
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plg := constructPlaceholderGroup(nq, dim)
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plgBs, err := proto.Marshal(plg)
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if err != nil {
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panic(err)
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}
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return &milvuspb.SearchRequest{
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Base: nil,
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DbName: dbName,
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CollectionName: collectionName,
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PartitionNames: nil,
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Dsl: expr,
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PlaceholderGroup: plgBs,
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DslType: commonpb.DslType_BoolExprV1,
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OutputFields: nil,
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SearchParams: []*commonpb.KeyValuePair{
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{
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Key: common.MetricTypeKey,
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Value: metricType,
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},
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{
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Key: SearchParamsKey,
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Value: string(b),
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},
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{
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Key: AnnsFieldKey,
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Value: floatVecField,
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},
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{
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Key: TopKKey,
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Value: strconv.Itoa(topk),
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},
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{
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Key: RoundDecimalKey,
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Value: strconv.Itoa(roundDecimal),
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},
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},
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TravelTimestamp: 0,
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GuaranteeTimestamp: 0,
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}
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}
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func constructPlaceholderGroup(
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nq, dim int,
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) *commonpb.PlaceholderGroup {
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values := make([][]byte, 0, nq)
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for i := 0; i < nq; i++ {
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bs := make([]byte, 0, dim*4)
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for j := 0; j < dim; j++ {
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var buffer bytes.Buffer
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f := rand.Float32()
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err := binary.Write(&buffer, common.Endian, f)
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if err != nil {
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panic(err)
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}
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bs = append(bs, buffer.Bytes()...)
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}
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values = append(values, bs)
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}
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return &commonpb.PlaceholderGroup{
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Placeholders: []*commonpb.PlaceholderValue{
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{
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Tag: "$0",
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Type: commonpb.PlaceholderType_FloatVector,
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Values: values,
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},
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},
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}
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}
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func newFloatVectorFieldData(fieldName string, numRows, dim int) *schemapb.FieldData {
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return &schemapb.FieldData{
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Type: schemapb.DataType_FloatVector,
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FieldName: fieldName,
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Field: &schemapb.FieldData_Vectors{
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Vectors: &schemapb.VectorField{
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Dim: int64(dim),
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Data: &schemapb.VectorField_FloatVector{
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FloatVector: &schemapb.FloatArray{
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Data: generateFloatVectors(numRows, dim),
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},
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},
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},
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},
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}
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}
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func newInt64PrimaryKey(fieldName string, numRows int) *schemapb.FieldData {
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return &schemapb.FieldData{
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Type: schemapb.DataType_Int64,
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FieldName: fieldName,
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Field: &schemapb.FieldData_Scalars{
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Scalars: &schemapb.ScalarField{
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Data: &schemapb.ScalarField_LongData{
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LongData: &schemapb.LongArray{
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Data: generateInt64Array(numRows),
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},
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},
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},
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},
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}
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}
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func generateFloatVectors(numRows, dim int) []float32 {
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total := numRows * dim
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ret := make([]float32, 0, total)
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for i := 0; i < total; i++ {
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ret = append(ret, rand.Float32())
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}
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return ret
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}
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func generateInt64Array(numRows int) []int64 {
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ret := make([]int64, 0, numRows)
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for i := 0; i < numRows; i++ {
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ret = append(ret, int64(rand.Int()))
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}
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return ret
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}
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func generateHashKeys(numRows int) []uint32 {
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ret := make([]uint32, 0, numRows)
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for i := 0; i < numRows; i++ {
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ret = append(ret, rand.Uint32())
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}
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return ret
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}
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