mirror of
https://gitee.com/milvus-io/milvus.git
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116 lines
4.5 KiB
Go
116 lines
4.5 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 querycoord
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import (
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"github.com/golang/protobuf/proto"
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"github.com/milvus-io/milvus/internal/log"
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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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"go.uber.org/zap"
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)
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// generateFullWatchDmChannelsRequest fill the WatchDmChannelsRequest by get segment infos from meta broker
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func generateFullWatchDmChannelsRequest(broker *globalMetaBroker, request *querypb.WatchDmChannelsRequest) (*querypb.WatchDmChannelsRequest, error) {
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cloned := proto.Clone(request).(*querypb.WatchDmChannelsRequest)
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vChannels := cloned.GetInfos()
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// for upgrade compatibility from 2.0.2
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for _, vChannel := range vChannels {
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reviseVChannelInfo(vChannel)
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}
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// fill segmentInfos
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segmentIds := make([]int64, 0)
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for _, vChannel := range vChannels {
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segmentIds = append(segmentIds, vChannel.FlushedSegmentIds...)
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segmentIds = append(segmentIds, vChannel.UnflushedSegmentIds...)
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segmentIds = append(segmentIds, vChannel.DroppedSegmentIds...)
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}
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segmentInfos, err := broker.getDataSegmentInfosByIDs(segmentIds)
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if err != nil {
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log.Error("Get Vchannel SegmentInfos failed", zap.Error(err))
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return nil, err
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}
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segmentDict := make(map[int64]*datapb.SegmentInfo)
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for _, info := range segmentInfos {
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segmentDict[info.ID] = info
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}
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cloned.SegmentInfos = segmentDict
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return cloned, err
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}
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// thinWatchDmChannelsRequest will return a thin version of WatchDmChannelsRequest
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// the thin version is used for storage because the complete version may be too large
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func thinWatchDmChannelsRequest(request *querypb.WatchDmChannelsRequest) *querypb.WatchDmChannelsRequest {
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cloned := proto.Clone(request).(*querypb.WatchDmChannelsRequest)
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cloned.SegmentInfos = make(map[int64]*datapb.SegmentInfo)
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return cloned
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}
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// reviseWatchDeltaChannelsRequest will revise the WatchDeltaChannelsRequest for upgrade compatibility from 2.0.2
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func reviseWatchDeltaChannelsRequest(req *querypb.WatchDeltaChannelsRequest) {
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for _, vChannel := range req.GetInfos() {
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reviseVChannelInfo(vChannel)
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}
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}
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// reviseVChannelInfo will revise the datapb.VchannelInfo for upgrade compatibility from 2.0.2
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func reviseVChannelInfo(vChannel *datapb.VchannelInfo) {
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removeDuplicateSegmentIDFn := func(ids []int64) []int64 {
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result := make([]int64, 0, len(ids))
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existDict := make(map[int64]bool)
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for _, id := range ids {
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if _, ok := existDict[id]; !ok {
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existDict[id] = true
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result = append(result, id)
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}
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}
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return result
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}
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if vChannel == nil {
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return
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}
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// if the segment infos is not nil(generated by 2.0.2), append the corresponding IDs to segmentIDs
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// and remove the segment infos, remove deplicate ids in case there are some mixed situations
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if vChannel.FlushedSegments != nil && len(vChannel.FlushedSegments) > 0 {
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for _, segment := range vChannel.FlushedSegments {
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vChannel.FlushedSegmentIds = append(vChannel.GetFlushedSegmentIds(), segment.GetID())
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}
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vChannel.FlushedSegments = []*datapb.SegmentInfo{}
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}
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vChannel.FlushedSegmentIds = removeDuplicateSegmentIDFn(vChannel.GetFlushedSegmentIds())
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if vChannel.UnflushedSegments != nil && len(vChannel.UnflushedSegments) > 0 {
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for _, segment := range vChannel.UnflushedSegments {
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vChannel.UnflushedSegmentIds = append(vChannel.GetUnflushedSegmentIds(), segment.GetID())
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}
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vChannel.UnflushedSegments = []*datapb.SegmentInfo{}
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}
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vChannel.UnflushedSegmentIds = removeDuplicateSegmentIDFn(vChannel.GetUnflushedSegmentIds())
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if vChannel.DroppedSegments != nil && len(vChannel.DroppedSegments) > 0 {
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for _, segment := range vChannel.DroppedSegments {
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vChannel.DroppedSegmentIds = append(vChannel.GetDroppedSegmentIds(), segment.GetID())
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}
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vChannel.DroppedSegments = []*datapb.SegmentInfo{}
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}
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vChannel.DroppedSegmentIds = removeDuplicateSegmentIDFn(vChannel.GetDroppedSegmentIds())
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}
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