mirror of
https://gitee.com/milvus-io/milvus.git
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cfd748f50d
issue: https://github.com/milvus-io/milvus/issues/44901 pr: https://github.com/milvus-io/milvus/pull/44903 Signed-off-by: SpadeA <tangchenjie1210@gmail.com>
97 lines
3.3 KiB
Go
97 lines
3.3 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 proxy
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import (
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"context"
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"github.com/milvus-io/milvus-proto/go-api/v2/commonpb"
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"github.com/milvus-io/milvus-proto/go-api/v2/msgpb"
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"github.com/milvus-io/milvus-proto/go-api/v2/schemapb"
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"github.com/milvus-io/milvus/pkg/v2/mq/msgstream"
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"github.com/milvus-io/milvus/pkg/v2/util/commonpbutil"
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"github.com/milvus-io/milvus/pkg/v2/util/typeutil"
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)
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func genInsertMsgsByPartition(ctx context.Context,
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segmentID UniqueID,
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partitionID UniqueID,
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partitionName string,
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rowOffsets []int,
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channelName string,
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insertMsg *msgstream.InsertMsg,
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) ([]msgstream.TsMsg, error) {
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threshold := Params.PulsarCfg.MaxMessageSize.GetAsInt()
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// create empty insert message
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createInsertMsg := func(segmentID UniqueID, channelName string) *msgstream.InsertMsg {
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insertReq := &msgpb.InsertRequest{
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Base: commonpbutil.NewMsgBase(
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commonpbutil.WithMsgType(commonpb.MsgType_Insert),
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commonpbutil.WithTimeStamp(insertMsg.BeginTimestamp), // entity's timestamp was set to equal it.BeginTimestamp in preExecute()
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commonpbutil.WithSourceID(insertMsg.Base.SourceID),
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),
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CollectionID: insertMsg.CollectionID,
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PartitionID: partitionID,
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DbName: insertMsg.DbName,
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CollectionName: insertMsg.CollectionName,
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PartitionName: partitionName,
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SegmentID: segmentID,
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ShardName: channelName,
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Version: msgpb.InsertDataVersion_ColumnBased,
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FieldsData: make([]*schemapb.FieldData, len(insertMsg.GetFieldsData())),
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}
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msg := &msgstream.InsertMsg{
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BaseMsg: msgstream.BaseMsg{
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Ctx: ctx,
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},
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InsertRequest: insertReq,
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}
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return msg
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}
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repackedMsgs := make([]msgstream.TsMsg, 0)
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requestSize := 0
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msg := createInsertMsg(segmentID, channelName)
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for _, offset := range rowOffsets {
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curRowMessageSize, err := typeutil.EstimateEntitySize(insertMsg.GetFieldsData(), offset)
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if err != nil {
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return nil, err
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}
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// if insertMsg's size is greater than the threshold, split into multiple insertMsgs
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if requestSize+curRowMessageSize >= threshold && msg.NumRows > 0 {
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repackedMsgs = append(repackedMsgs, msg)
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msg = createInsertMsg(segmentID, channelName)
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requestSize = 0
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}
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typeutil.AppendFieldData(msg.FieldsData, insertMsg.GetFieldsData(), int64(offset))
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msg.HashValues = append(msg.HashValues, insertMsg.HashValues[offset])
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msg.Timestamps = append(msg.Timestamps, insertMsg.Timestamps[offset])
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msg.RowIDs = append(msg.RowIDs, insertMsg.RowIDs[offset])
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msg.NumRows++
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requestSize += curRowMessageSize
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}
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if msg.NumRows > 0 {
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repackedMsgs = append(repackedMsgs, msg)
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}
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return repackedMsgs, nil
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}
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