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https://gitee.com/milvus-io/milvus.git
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85 lines
2.4 KiB
Go
85 lines
2.4 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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"fmt"
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"github.com/cockroachdb/errors"
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"github.com/milvus-io/milvus/pkg/log"
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"go.uber.org/zap"
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"github.com/milvus-io/milvus-proto/go-api/milvuspb"
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)
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type alterCollectionTask struct {
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baseTask
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Req *milvuspb.AlterCollectionRequest
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}
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func (a *alterCollectionTask) Prepare(ctx context.Context) error {
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if a.Req.GetCollectionName() == "" {
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return fmt.Errorf("alter collection failed, collection name does not exists")
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}
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return nil
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}
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func (a *alterCollectionTask) Execute(ctx context.Context) error {
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// Now we only support alter properties of collection
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if a.Req.GetProperties() == nil {
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return errors.New("only support alter collection properties, but collection properties is empty")
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}
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oldColl, err := a.core.meta.GetCollectionByName(ctx, a.Req.GetCollectionName(), a.ts)
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if err != nil {
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log.Warn("get collection failed during changing collection state",
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zap.String("collectionName", a.Req.GetCollectionName()), zap.Uint64("ts", a.ts))
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return err
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}
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newColl := oldColl.Clone()
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newColl.Properties = a.Req.GetProperties()
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ts := a.GetTs()
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redoTask := newBaseRedoTask(a.core.stepExecutor)
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redoTask.AddSyncStep(&AlterCollectionStep{
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baseStep: baseStep{core: a.core},
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oldColl: oldColl,
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newColl: newColl,
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ts: ts,
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})
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redoTask.AddSyncStep(&expireCacheStep{
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baseStep: baseStep{core: a.core},
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collectionNames: []string{oldColl.Name},
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collectionID: oldColl.CollectionID,
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ts: ts,
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})
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a.Req.CollectionID = oldColl.CollectionID
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redoTask.AddSyncStep(&BroadcastAlteredCollectionStep{
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baseStep: baseStep{core: a.core},
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req: a.Req,
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core: a.core,
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})
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return redoTask.Execute(ctx)
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}
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