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55 lines
1.9 KiB
Go
55 lines
1.9 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/commonpb"
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"github.com/milvus-io/milvus-proto/go-api/v2/milvuspb"
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"github.com/milvus-io/milvus/internal/util/proxyutil"
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)
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type dropAliasTask struct {
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baseTask
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Req *milvuspb.DropAliasRequest
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}
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func (t *dropAliasTask) Prepare(ctx context.Context) error {
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if err := CheckMsgType(t.Req.GetBase().GetMsgType(), commonpb.MsgType_DropAlias); 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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func (t *dropAliasTask) Execute(ctx context.Context) error {
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// drop alias is atomic enough.
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if err := t.core.ExpireMetaCache(ctx, t.Req.GetDbName(), []string{t.Req.GetAlias()}, InvalidCollectionID, "", t.GetTs(), proxyutil.SetMsgType(commonpb.MsgType_DropAlias)); err != nil {
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return err
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}
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return t.core.meta.DropAlias(ctx, t.Req.GetDbName(), t.Req.GetAlias(), t.GetTs())
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}
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func (t *dropAliasTask) GetLockerKey() LockerKey {
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collection := t.core.getCollectionIDStr(t.ctx, t.Req.GetDbName(), t.Req.GetAlias(), 0)
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return NewLockerKeyChain(
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NewClusterLockerKey(false),
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NewDatabaseLockerKey(t.Req.GetDbName(), false),
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NewCollectionLockerKey(collection, true),
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)
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}
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