mirror of https://github.com/milvus-io/milvus.git
238 lines
8.1 KiB
Go
238 lines
8.1 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/samber/lo"
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"go.uber.org/zap"
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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/msgpb"
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"github.com/milvus-io/milvus/internal/metastore/model"
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"github.com/milvus-io/milvus/internal/util/proxyutil"
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"github.com/milvus-io/milvus/pkg/common"
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"github.com/milvus-io/milvus/pkg/log"
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"github.com/milvus-io/milvus/pkg/mq/msgstream"
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"github.com/milvus-io/milvus/pkg/proto/querypb"
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"github.com/milvus-io/milvus/pkg/proto/rootcoordpb"
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"github.com/milvus-io/milvus/pkg/util/merr"
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"github.com/milvus-io/milvus/pkg/util/typeutil"
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)
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type alterDatabaseTask struct {
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baseTask
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Req *rootcoordpb.AlterDatabaseRequest
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}
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func (a *alterDatabaseTask) Prepare(ctx context.Context) error {
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if a.Req.GetDbName() == "" {
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return fmt.Errorf("alter database failed, database name does not exists")
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}
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// TODO SimFG maybe it will support to alter the replica.id properties in the future when the database has no collections
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// now it can't be because the latest database properties can't be notified to the querycoord and datacoord
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replicateID, _ := common.GetReplicateID(a.Req.Properties)
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if replicateID != "" {
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colls, err := a.core.meta.ListCollections(ctx, a.Req.DbName, a.ts, true)
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if err != nil {
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return err
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}
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if len(colls) > 0 {
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return errors.New("can't set replicate id on database with collections")
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}
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}
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return nil
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}
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func (a *alterDatabaseTask) Execute(ctx context.Context) error {
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// Now we support alter and delete properties of database
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if a.Req.GetProperties() == nil && a.Req.GetDeleteKeys() == nil {
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return errors.New("alter database requires either properties or deletekeys to modify or delete keys, both cannot be empty")
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}
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if len(a.Req.GetProperties()) > 0 && len(a.Req.GetDeleteKeys()) > 0 {
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return errors.New("alter database operation cannot modify properties and delete keys at the same time")
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}
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oldDB, err := a.core.meta.GetDatabaseByName(ctx, a.Req.GetDbName(), a.ts)
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if err != nil {
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log.Ctx(ctx).Warn("get database failed during changing database props",
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zap.String("databaseName", a.Req.GetDbName()), zap.Uint64("ts", a.ts))
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return err
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}
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var newProperties []*commonpb.KeyValuePair
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if (len(a.Req.GetProperties())) > 0 {
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if ContainsKeyPairArray(a.Req.GetProperties(), oldDB.Properties) {
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log.Info("skip to alter database due to no changes were detected in the properties", zap.String("databaseName", a.Req.GetDbName()))
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return nil
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}
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newProperties = MergeProperties(oldDB.Properties, a.Req.GetProperties())
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} else if (len(a.Req.GetDeleteKeys())) > 0 {
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newProperties = DeleteProperties(oldDB.Properties, a.Req.GetDeleteKeys())
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}
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return executeAlterDatabaseTaskSteps(ctx, a.core, oldDB, oldDB.Properties, newProperties, a.ts)
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}
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func (a *alterDatabaseTask) GetLockerKey() LockerKey {
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return NewLockerKeyChain(
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NewClusterLockerKey(false),
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NewDatabaseLockerKey(a.Req.GetDbName(), true),
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)
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}
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func MergeProperties(oldProps []*commonpb.KeyValuePair, updatedProps []*commonpb.KeyValuePair) []*commonpb.KeyValuePair {
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_, existEndTS := common.GetReplicateEndTS(updatedProps)
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if existEndTS {
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updatedProps = append(updatedProps, &commonpb.KeyValuePair{
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Key: common.ReplicateIDKey,
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Value: "",
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})
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}
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props := make(map[string]string)
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for _, prop := range oldProps {
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props[prop.Key] = prop.Value
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}
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for _, prop := range updatedProps {
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props[prop.Key] = prop.Value
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}
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propKV := make([]*commonpb.KeyValuePair, 0)
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for key, value := range props {
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propKV = append(propKV, &commonpb.KeyValuePair{
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Key: key,
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Value: value,
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})
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}
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return propKV
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}
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func executeAlterDatabaseTaskSteps(ctx context.Context,
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core *Core,
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dbInfo *model.Database,
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oldProperties []*commonpb.KeyValuePair,
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newProperties []*commonpb.KeyValuePair,
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ts Timestamp,
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) error {
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oldDB := dbInfo.Clone()
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oldDB.Properties = oldProperties
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newDB := dbInfo.Clone()
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newDB.Properties = newProperties
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redoTask := newBaseRedoTask(core.stepExecutor)
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redoTask.AddSyncStep(&AlterDatabaseStep{
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baseStep: baseStep{core: core},
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oldDB: oldDB,
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newDB: newDB,
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ts: ts,
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})
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redoTask.AddSyncStep(&expireCacheStep{
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baseStep: baseStep{core: core},
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dbName: newDB.Name,
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ts: ts,
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// make sure to send the "expire cache" request
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// because it won't send this request when the length of collection names array is zero
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collectionNames: []string{""},
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opts: []proxyutil.ExpireCacheOpt{
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proxyutil.SetMsgType(commonpb.MsgType_AlterDatabase),
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},
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})
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oldReplicaNumber, _ := common.DatabaseLevelReplicaNumber(oldDB.Properties)
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oldResourceGroups, _ := common.DatabaseLevelResourceGroups(oldDB.Properties)
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newReplicaNumber, _ := common.DatabaseLevelReplicaNumber(newDB.Properties)
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newResourceGroups, _ := common.DatabaseLevelResourceGroups(newDB.Properties)
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left, right := lo.Difference(oldResourceGroups, newResourceGroups)
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rgChanged := len(left) > 0 || len(right) > 0
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replicaChanged := oldReplicaNumber != newReplicaNumber
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if rgChanged || replicaChanged {
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log.Ctx(ctx).Warn("alter database trigger update load config",
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zap.Int64("dbID", oldDB.ID),
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zap.Int64("oldReplicaNumber", oldReplicaNumber),
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zap.Int64("newReplicaNumber", newReplicaNumber),
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zap.Strings("oldResourceGroups", oldResourceGroups),
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zap.Strings("newResourceGroups", newResourceGroups),
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)
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redoTask.AddAsyncStep(NewSimpleStep("", func(ctx context.Context) ([]nestedStep, error) {
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colls, err := core.meta.ListCollections(ctx, oldDB.Name, typeutil.MaxTimestamp, true)
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if err != nil {
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log.Ctx(ctx).Warn("failed to trigger update load config for database", zap.Int64("dbID", oldDB.ID), zap.Error(err))
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return nil, err
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}
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if len(colls) == 0 {
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return nil, nil
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}
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resp, err := core.queryCoord.UpdateLoadConfig(ctx, &querypb.UpdateLoadConfigRequest{
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CollectionIDs: lo.Map(colls, func(coll *model.Collection, _ int) int64 { return coll.CollectionID }),
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ReplicaNumber: int32(newReplicaNumber),
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ResourceGroups: newResourceGroups,
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})
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if err := merr.CheckRPCCall(resp, err); err != nil {
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log.Ctx(ctx).Warn("failed to trigger update load config for database", zap.Int64("dbID", oldDB.ID), zap.Error(err))
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return nil, err
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}
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return nil, nil
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}))
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}
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oldReplicateEnable, _ := common.IsReplicateEnabled(oldDB.Properties)
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newReplicateEnable, ok := common.IsReplicateEnabled(newDB.Properties)
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if ok && !newReplicateEnable && oldReplicateEnable {
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replicateID, _ := common.GetReplicateID(oldDB.Properties)
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redoTask.AddAsyncStep(NewSimpleStep("send replicate end msg for db", func(ctx context.Context) ([]nestedStep, error) {
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msgPack := &msgstream.MsgPack{}
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msg := &msgstream.ReplicateMsg{
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BaseMsg: msgstream.BaseMsg{
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Ctx: ctx,
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BeginTimestamp: ts,
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EndTimestamp: ts,
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HashValues: []uint32{0},
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},
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ReplicateMsg: &msgpb.ReplicateMsg{
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Base: &commonpb.MsgBase{
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MsgType: commonpb.MsgType_Replicate,
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Timestamp: ts,
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ReplicateInfo: &commonpb.ReplicateInfo{
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IsReplicate: true,
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ReplicateID: replicateID,
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},
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},
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IsEnd: true,
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Database: newDB.Name,
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Collection: "",
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},
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}
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msgPack.Msgs = append(msgPack.Msgs, msg)
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log.Info("send replicate end msg for db", zap.String("db", newDB.Name), zap.String("replicateID", replicateID))
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return nil, core.chanTimeTick.broadcastDmlChannels(core.chanTimeTick.listDmlChannels(), msgPack)
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}))
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}
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return redoTask.Execute(ctx)
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}
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