mirror of https://github.com/milvus-io/milvus.git
97 lines
2.5 KiB
Go
97 lines
2.5 KiB
Go
// Copyright (C) 2019-2020 Zilliz. All rights reserved.
|
|
//
|
|
// Licensed 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 querynode
|
|
|
|
import "C"
|
|
import (
|
|
"context"
|
|
|
|
"go.uber.org/zap"
|
|
|
|
"github.com/milvus-io/milvus/internal/log"
|
|
"github.com/milvus-io/milvus/internal/msgstream"
|
|
)
|
|
|
|
type searchService struct {
|
|
ctx context.Context
|
|
cancel context.CancelFunc
|
|
|
|
historical *historical
|
|
streaming *streaming
|
|
|
|
queryNodeID UniqueID
|
|
searchCollections map[UniqueID]*searchCollection
|
|
|
|
factory msgstream.Factory
|
|
}
|
|
|
|
func newSearchService(ctx context.Context,
|
|
historical *historical,
|
|
streaming *streaming,
|
|
factory msgstream.Factory) *searchService {
|
|
|
|
searchServiceCtx, searchServiceCancel := context.WithCancel(ctx)
|
|
return &searchService{
|
|
ctx: searchServiceCtx,
|
|
cancel: searchServiceCancel,
|
|
|
|
historical: historical,
|
|
streaming: streaming,
|
|
|
|
queryNodeID: Params.QueryNodeID,
|
|
searchCollections: make(map[UniqueID]*searchCollection),
|
|
|
|
factory: factory,
|
|
}
|
|
}
|
|
|
|
func (s *searchService) close() {
|
|
log.Debug("search service closed")
|
|
for collectionID := range s.searchCollections {
|
|
s.stopSearchCollection(collectionID)
|
|
}
|
|
s.searchCollections = make(map[UniqueID]*searchCollection)
|
|
s.cancel()
|
|
}
|
|
|
|
func (s *searchService) addSearchCollection(collectionID UniqueID) {
|
|
if _, ok := s.searchCollections[collectionID]; ok {
|
|
log.Warn("search collection already exists", zap.Any("collectionID", collectionID))
|
|
return
|
|
}
|
|
|
|
ctx1, cancel := context.WithCancel(s.ctx)
|
|
sc := newSearchCollection(ctx1,
|
|
cancel,
|
|
collectionID,
|
|
s.historical,
|
|
s.streaming,
|
|
s.factory)
|
|
s.searchCollections[collectionID] = sc
|
|
}
|
|
|
|
func (s *searchService) hasSearchCollection(collectionID UniqueID) bool {
|
|
_, ok := s.searchCollections[collectionID]
|
|
return ok
|
|
}
|
|
|
|
func (s *searchService) stopSearchCollection(collectionID UniqueID) {
|
|
sc, ok := s.searchCollections[collectionID]
|
|
if !ok {
|
|
log.Error("stopSearchCollection failed, collection doesn't exist", zap.Int64("collectionID", collectionID))
|
|
return
|
|
}
|
|
sc.close()
|
|
sc.cancel()
|
|
delete(s.searchCollections, collectionID)
|
|
}
|