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3d3289ce3e
Signed-off-by: xiaofan-luan <xiaofan.luan@zilliz.com> Signed-off-by: xiaofan-luan <xiaofan.luan@zilliz.com>
68 lines
1.6 KiB
Go
68 lines
1.6 KiB
Go
package rootcoord
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import (
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"context"
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"errors"
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"fmt"
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"github.com/milvus-io/milvus/internal/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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