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75 lines
2.5 KiB
Go
75 lines
2.5 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 pkoracle
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import (
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"github.com/milvus-io/milvus-proto/go-api/v2/commonpb"
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"github.com/milvus-io/milvus/internal/storage"
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"github.com/milvus-io/milvus/pkg/common"
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"github.com/milvus-io/milvus/pkg/util/typeutil"
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)
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// Candidate is the interface for pk oracle candidate.
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type Candidate interface {
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// MayPkExist checks whether primary key could exists in this candidate.
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MayPkExist(lc *storage.LocationsCache) bool
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BatchPkExist(lc *storage.BatchLocationsCache) []bool
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ID() int64
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Partition() int64
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Type() commonpb.SegmentState
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}
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type candidateWithWorker struct {
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Candidate
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workerID int64
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}
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// CandidateFilter filter type for candidate.
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type CandidateFilter func(candidate candidateWithWorker) bool
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// WithSegmentType returns CandiateFilter with provided segment type.
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func WithSegmentType(typ commonpb.SegmentState) CandidateFilter {
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return func(candidate candidateWithWorker) bool {
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return candidate.Type() == typ
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}
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}
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// WithWorkerID returns CandidateFilter with provided worker id.
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func WithWorkerID(workerID int64) CandidateFilter {
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return func(candidate candidateWithWorker) bool {
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return candidate.workerID == workerID ||
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workerID == -1 // wildcard for offline node
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}
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}
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// WithSegmentIDs returns CandidateFilter with provided segment ids.
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func WithSegmentIDs(segmentIDs ...int64) CandidateFilter {
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set := typeutil.NewSet[int64]()
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set.Insert(segmentIDs...)
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return func(candidate candidateWithWorker) bool {
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return set.Contain(candidate.ID())
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}
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}
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// WithPartitionID returns CandidateFilter with provided partitionID.
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func WithPartitionID(partitionID int64) CandidateFilter {
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return func(candidate candidateWithWorker) bool {
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return candidate.Partition() == partitionID || partitionID == common.AllPartitionsID
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}
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}
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