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59 lines
1.9 KiB
Go
59 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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"fmt"
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"github.com/milvus-io/milvus-proto/go-api/v2/milvuspb"
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"github.com/milvus-io/milvus/internal/metastore/model"
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"github.com/milvus-io/milvus/internal/proto/etcdpb"
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"github.com/milvus-io/milvus/internal/util/typeutil"
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)
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type createDatabaseTask struct {
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baseTask
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Req *milvuspb.CreateDatabaseRequest
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dbID UniqueID
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}
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func (t *createDatabaseTask) Prepare(ctx context.Context) error {
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t.SetStep(typeutil.TaskStepPreExecute)
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dbs, err := t.core.meta.ListDatabases(ctx, t.GetTs())
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if err != nil {
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return err
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}
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cfgMaxDatabaseNum := Params.RootCoordCfg.MaxDatabaseNum
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if int64(len(dbs)) > cfgMaxDatabaseNum {
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return fmt.Errorf("database number (%d) exceeds max configuration (%d)", len(dbs), cfgMaxDatabaseNum)
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}
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t.dbID, 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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return nil
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}
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func (t *createDatabaseTask) Execute(ctx context.Context) error {
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t.SetStep(typeutil.TaskStepExecute)
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db := model.NewDatabase(t.dbID, t.Req.GetDbName(), etcdpb.DatabaseState_DatabaseCreated)
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return t.core.meta.CreateDatabase(ctx, db, t.GetTs())
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}
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