milvus/internal/rootcoord/broker.go
aoiasd da227ff9a1
feat: Support create collection with functions (#35973)
relate: https://github.com/milvus-io/milvus/issues/35853
Support create collection with functions. Prepare for support bm25
function.

---------

Signed-off-by: aoiasd <zhicheng.yue@zilliz.com>
2024-09-12 10:43:06 +08:00

293 lines
10 KiB
Go

// Licensed to the LF AI & Data foundation under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package rootcoord
import (
"context"
"fmt"
"github.com/cockroachdb/errors"
"go.uber.org/zap"
"github.com/milvus-io/milvus-proto/go-api/v2/commonpb"
"github.com/milvus-io/milvus-proto/go-api/v2/milvuspb"
"github.com/milvus-io/milvus-proto/go-api/v2/schemapb"
"github.com/milvus-io/milvus/internal/metastore/model"
"github.com/milvus-io/milvus/internal/proto/datapb"
"github.com/milvus-io/milvus/internal/proto/indexpb"
"github.com/milvus-io/milvus/internal/proto/querypb"
"github.com/milvus-io/milvus/pkg/log"
"github.com/milvus-io/milvus/pkg/util/commonpbutil"
"github.com/milvus-io/milvus/pkg/util/merr"
"github.com/milvus-io/milvus/pkg/util/typeutil"
)
type watchInfo struct {
ts Timestamp
collectionID UniqueID
partitionID UniqueID
vChannels []string
startPositions []*commonpb.KeyDataPair
schema *schemapb.CollectionSchema
}
// Broker communicates with other components.
type Broker interface {
ReleaseCollection(ctx context.Context, collectionID UniqueID) error
ReleasePartitions(ctx context.Context, collectionID UniqueID, partitionIDs ...UniqueID) error
SyncNewCreatedPartition(ctx context.Context, collectionID UniqueID, partitionID UniqueID) error
GetQuerySegmentInfo(ctx context.Context, collectionID int64, segIDs []int64) (retResp *querypb.GetSegmentInfoResponse, retErr error)
WatchChannels(ctx context.Context, info *watchInfo) error
UnwatchChannels(ctx context.Context, info *watchInfo) error
GetSegmentStates(context.Context, *datapb.GetSegmentStatesRequest) (*datapb.GetSegmentStatesResponse, error)
GcConfirm(ctx context.Context, collectionID, partitionID UniqueID) bool
DropCollectionIndex(ctx context.Context, collID UniqueID, partIDs []UniqueID) error
// notify observer to clean their meta cache
BroadcastAlteredCollection(ctx context.Context, req *milvuspb.AlterCollectionRequest) error
}
type ServerBroker struct {
s *Core
}
func newServerBroker(s *Core) *ServerBroker {
return &ServerBroker{s: s}
}
func (b *ServerBroker) ReleaseCollection(ctx context.Context, collectionID UniqueID) error {
log.Ctx(ctx).Info("releasing collection", zap.Int64("collection", collectionID))
resp, err := b.s.queryCoord.ReleaseCollection(ctx, &querypb.ReleaseCollectionRequest{
Base: commonpbutil.NewMsgBase(commonpbutil.WithMsgType(commonpb.MsgType_ReleaseCollection)),
CollectionID: collectionID,
NodeID: b.s.session.ServerID,
})
if err != nil {
return err
}
if resp.GetErrorCode() != commonpb.ErrorCode_Success {
return fmt.Errorf("failed to release collection, code: %s, reason: %s", resp.GetErrorCode(), resp.GetReason())
}
log.Ctx(ctx).Info("done to release collection", zap.Int64("collection", collectionID))
return nil
}
func (b *ServerBroker) ReleasePartitions(ctx context.Context, collectionID UniqueID, partitionIDs ...UniqueID) error {
if len(partitionIDs) == 0 {
return nil
}
log := log.Ctx(ctx).With(zap.Int64("collection", collectionID), zap.Int64s("partitionIDs", partitionIDs))
log.Info("releasing partitions")
resp, err := b.s.queryCoord.ReleasePartitions(ctx, &querypb.ReleasePartitionsRequest{
Base: commonpbutil.NewMsgBase(commonpbutil.WithMsgType(commonpb.MsgType_ReleasePartitions)),
CollectionID: collectionID,
PartitionIDs: partitionIDs,
})
if err != nil {
return err
}
if resp.GetErrorCode() != commonpb.ErrorCode_Success {
return fmt.Errorf("release partition failed, reason: %s", resp.GetReason())
}
log.Info("release partitions done")
return nil
}
func (b *ServerBroker) SyncNewCreatedPartition(ctx context.Context, collectionID UniqueID, partitionID UniqueID) error {
log := log.Ctx(ctx).With(zap.Int64("collection", collectionID), zap.Int64("partitionID", partitionID))
log.Info("begin to sync new partition")
resp, err := b.s.queryCoord.SyncNewCreatedPartition(ctx, &querypb.SyncNewCreatedPartitionRequest{
Base: commonpbutil.NewMsgBase(commonpbutil.WithMsgType(commonpb.MsgType_ReleasePartitions)),
CollectionID: collectionID,
PartitionID: partitionID,
})
if err != nil {
return err
}
if resp.GetErrorCode() != commonpb.ErrorCode_Success {
return fmt.Errorf("sync new partition failed, reason: %s", resp.GetReason())
}
log.Info("sync new partition done")
return nil
}
func (b *ServerBroker) GetQuerySegmentInfo(ctx context.Context, collectionID int64, segIDs []int64) (retResp *querypb.GetSegmentInfoResponse, retErr error) {
resp, err := b.s.queryCoord.GetSegmentInfo(ctx, &querypb.GetSegmentInfoRequest{
Base: commonpbutil.NewMsgBase(
commonpbutil.WithMsgType(commonpb.MsgType_GetSegmentState),
commonpbutil.WithSourceID(b.s.session.ServerID),
),
CollectionID: collectionID,
SegmentIDs: segIDs,
})
return resp, err
}
func toKeyDataPairs(m map[string][]byte) []*commonpb.KeyDataPair {
ret := make([]*commonpb.KeyDataPair, 0, len(m))
for k, data := range m {
ret = append(ret, &commonpb.KeyDataPair{
Key: k,
Data: data,
})
}
return ret
}
func (b *ServerBroker) WatchChannels(ctx context.Context, info *watchInfo) error {
log.Ctx(ctx).Info("watching channels", zap.Uint64("ts", info.ts), zap.Int64("collection", info.collectionID), zap.Strings("vChannels", info.vChannels))
resp, err := b.s.dataCoord.WatchChannels(ctx, &datapb.WatchChannelsRequest{
CollectionID: info.collectionID,
ChannelNames: info.vChannels,
StartPositions: info.startPositions,
Schema: info.schema,
CreateTimestamp: info.ts,
})
if err != nil {
return err
}
if resp.GetStatus().GetErrorCode() != commonpb.ErrorCode_Success {
return fmt.Errorf("failed to watch channels, code: %s, reason: %s", resp.GetStatus().GetErrorCode(), resp.GetStatus().GetReason())
}
log.Ctx(ctx).Info("done to watch channels", zap.Uint64("ts", info.ts), zap.Int64("collection", info.collectionID), zap.Strings("vChannels", info.vChannels))
return nil
}
func (b *ServerBroker) UnwatchChannels(ctx context.Context, info *watchInfo) error {
// TODO: release flowgraph on datanodes.
return nil
}
func (b *ServerBroker) GetSegmentStates(ctx context.Context, req *datapb.GetSegmentStatesRequest) (*datapb.GetSegmentStatesResponse, error) {
return b.s.dataCoord.GetSegmentStates(ctx, req)
}
func (b *ServerBroker) DropCollectionIndex(ctx context.Context, collID UniqueID, partIDs []UniqueID) error {
log.Ctx(ctx).Info("dropping collection index", zap.Int64("collection", collID), zap.Int64s("partitions", partIDs))
rsp, err := b.s.dataCoord.DropIndex(ctx, &indexpb.DropIndexRequest{
CollectionID: collID,
PartitionIDs: partIDs,
IndexName: "",
DropAll: true,
})
if err != nil {
return err
}
if rsp.ErrorCode != commonpb.ErrorCode_Success {
return fmt.Errorf(rsp.Reason)
}
log.Ctx(ctx).Info("done to drop collection index", zap.Int64("collection", collID), zap.Int64s("partitions", partIDs))
return nil
}
func (b *ServerBroker) GetSegmentIndexState(ctx context.Context, collID UniqueID, indexName string, segIDs []UniqueID) ([]*indexpb.SegmentIndexState, error) {
resp, err := b.s.dataCoord.GetSegmentIndexState(ctx, &indexpb.GetSegmentIndexStateRequest{
CollectionID: collID,
IndexName: indexName,
SegmentIDs: segIDs,
})
if err != nil {
return nil, err
}
if resp.GetStatus().GetErrorCode() != commonpb.ErrorCode_Success {
return nil, merr.Error(resp.GetStatus())
}
return resp.GetStates(), nil
}
func (b *ServerBroker) BroadcastAlteredCollection(ctx context.Context, req *milvuspb.AlterCollectionRequest) error {
log.Info("broadcasting request to alter collection", zap.String("collectionName", req.GetCollectionName()), zap.Int64("collectionID", req.GetCollectionID()), zap.Any("props", req.GetProperties()))
colMeta, err := b.s.meta.GetCollectionByID(ctx, req.GetDbName(), req.GetCollectionID(), typeutil.MaxTimestamp, false)
if err != nil {
return err
}
db, err := b.s.meta.GetDatabaseByName(ctx, req.GetDbName(), typeutil.MaxTimestamp)
if err != nil {
return err
}
partitionIDs := make([]int64, len(colMeta.Partitions))
for _, p := range colMeta.Partitions {
partitionIDs = append(partitionIDs, p.PartitionID)
}
dcReq := &datapb.AlterCollectionRequest{
CollectionID: req.GetCollectionID(),
Schema: &schemapb.CollectionSchema{
Name: colMeta.Name,
Description: colMeta.Description,
AutoID: colMeta.AutoID,
Fields: model.MarshalFieldModels(colMeta.Fields),
Functions: model.MarshalFunctionModels(colMeta.Functions),
},
PartitionIDs: partitionIDs,
StartPositions: colMeta.StartPositions,
Properties: colMeta.Properties,
DbID: db.ID,
VChannels: colMeta.VirtualChannelNames,
}
resp, err := b.s.dataCoord.BroadcastAlteredCollection(ctx, dcReq)
if err != nil {
return err
}
if resp.ErrorCode != commonpb.ErrorCode_Success {
return errors.New(resp.Reason)
}
log.Info("done to broadcast request to alter collection", zap.String("collectionName", req.GetCollectionName()), zap.Int64("collectionID", req.GetCollectionID()), zap.Any("props", req.GetProperties()))
return nil
}
func (b *ServerBroker) GcConfirm(ctx context.Context, collectionID, partitionID UniqueID) bool {
log := log.Ctx(ctx).With(zap.Int64("collection", collectionID), zap.Int64("partition", partitionID))
log.Info("confirming if gc is finished")
req := &datapb.GcConfirmRequest{CollectionId: collectionID, PartitionId: partitionID}
resp, err := b.s.dataCoord.GcConfirm(ctx, req)
if err != nil {
log.Warn("gc is not finished", zap.Error(err))
return false
}
if resp.GetStatus().GetErrorCode() != commonpb.ErrorCode_Success {
log.Warn("gc is not finished", zap.String("code", resp.GetStatus().GetErrorCode().String()),
zap.String("reason", resp.GetStatus().GetReason()))
return false
}
log.Info("received gc_confirm response", zap.Bool("finished", resp.GetGcFinished()))
return resp.GetGcFinished()
}