mirror of
https://gitee.com/milvus-io/milvus.git
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f51de1a8ab
issue: https://github.com/milvus-io/milvus/issues/46166 --------- Signed-off-by: sijie-ni-0214 <sijie.ni@zilliz.com>
91 lines
3.0 KiB
Go
91 lines
3.0 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 rootcoord
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import (
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"context"
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"github.com/milvus-io/milvus-proto/go-api/v2/milvuspb"
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"github.com/milvus-io/milvus/internal/distributed/streaming"
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"github.com/milvus-io/milvus/pkg/v2/proto/messagespb"
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"github.com/milvus-io/milvus/pkg/v2/streaming/util/message"
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"github.com/milvus-io/milvus/pkg/v2/util/funcutil"
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"github.com/milvus-io/milvus/pkg/v2/util/typeutil"
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)
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func (c *Core) broadcastTruncateCollection(ctx context.Context, req *milvuspb.TruncateCollectionRequest) error {
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broadcaster, err := c.startBroadcastWithCollectionLock(ctx, req.GetDbName(), req.GetCollectionName())
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if err != nil {
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return err
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}
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defer broadcaster.Close()
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// get collection info
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coll, err := c.meta.GetCollectionByName(ctx, req.GetDbName(), req.GetCollectionName(), typeutil.MaxTimestamp)
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if err != nil {
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return err
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}
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header := &messagespb.TruncateCollectionMessageHeader{
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DbId: coll.DBID,
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CollectionId: coll.CollectionID,
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}
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body := &messagespb.TruncateCollectionMessageBody{}
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channels := make([]string, 0, len(coll.VirtualChannelNames)+1)
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channels = append(channels, streaming.WAL().ControlChannel())
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channels = append(channels, coll.VirtualChannelNames...)
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msg := message.NewTruncateCollectionMessageBuilderV2().
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WithHeader(header).
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WithBody(body).
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WithBroadcast(channels).
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MustBuildBroadcast()
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if _, err := broadcaster.Broadcast(ctx, msg); err != nil {
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return err
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}
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return nil
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}
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// truncateCollectionV2AckCallback is called when the truncate collection message is acknowledged
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func (c *DDLCallback) truncateCollectionV2AckCallback(ctx context.Context, result message.BroadcastResultTruncateCollectionMessageV2) error {
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msg := result.Message
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header := msg.Header()
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flushTsList := make(map[string]uint64)
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for vchannel, result := range result.Results {
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if funcutil.IsControlChannel(vchannel) {
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continue
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}
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flushTs := result.TimeTick
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flushTsList[vchannel] = flushTs
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}
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// Drop segments that were updated before the flush timestamp
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err := c.mixCoord.DropSegmentsByTime(ctx, header.CollectionId, flushTsList)
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if err != nil {
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return err
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}
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// manually update current target to sync QueryCoord's view
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err = c.mixCoord.ManualUpdateCurrentTarget(ctx, header.CollectionId)
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if err != nil {
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return err
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}
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return nil
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}
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