mirror of
https://gitee.com/milvus-io/milvus.git
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93 lines
3.0 KiB
Go
93 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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"fmt"
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pb "github.com/milvus-io/milvus/internal/proto/etcdpb"
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"github.com/milvus-io/milvus-proto/go-api/commonpb"
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"github.com/milvus-io/milvus/internal/log"
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"github.com/milvus-io/milvus/internal/metastore/model"
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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 createPartitionTask struct {
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baseTask
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Req *milvuspb.CreatePartitionRequest
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collMeta *model.Collection
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}
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func (t *createPartitionTask) Prepare(ctx context.Context) error {
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if err := CheckMsgType(t.Req.GetBase().GetMsgType(), commonpb.MsgType_CreatePartition); err != nil {
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return err
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}
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collMeta, err := t.core.meta.GetCollectionByName(ctx, t.Req.GetCollectionName(), t.GetTs())
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if err != nil {
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return err
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}
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t.collMeta = collMeta
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return nil
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}
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func (t *createPartitionTask) Execute(ctx context.Context) error {
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for _, partition := range t.collMeta.Partitions {
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if partition.PartitionName == t.Req.GetPartitionName() {
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log.Warn("add duplicate partition", zap.String("collection", t.Req.GetCollectionName()), zap.String("partition", t.Req.GetPartitionName()), zap.Uint64("ts", t.GetTs()))
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return nil
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}
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}
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cfgMaxPartitionNum := Params.RootCoordCfg.MaxPartitionNum.GetAsInt()
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if len(t.collMeta.Partitions) >= cfgMaxPartitionNum {
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return fmt.Errorf("partition number (%d) exceeds max configuration (%d), collection: %s",
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len(t.collMeta.Partitions), cfgMaxPartitionNum, t.collMeta.Name)
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}
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partID, err := t.core.idAllocator.AllocOne()
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if err != nil {
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return err
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}
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partition := &model.Partition{
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PartitionID: partID,
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PartitionName: t.Req.GetPartitionName(),
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PartitionCreatedTimestamp: t.GetTs(),
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Extra: nil,
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CollectionID: t.collMeta.CollectionID,
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State: pb.PartitionState_PartitionCreated,
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}
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undoTask := newBaseUndoTask(t.core.stepExecutor)
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undoTask.AddStep(&expireCacheStep{
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baseStep: baseStep{core: t.core},
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collectionNames: []string{t.collMeta.Name},
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collectionID: t.collMeta.CollectionID,
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ts: t.GetTs(),
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}, &nullStep{})
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undoTask.AddStep(&addPartitionMetaStep{
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baseStep: baseStep{core: t.core},
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partition: partition,
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}, &nullStep{}) // adding partition is atomic enough.
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return undoTask.Execute(ctx)
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}
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