Files
ragflow/internal/syncer/prune_runner.go
2026-08-07 13:35:57 +08:00

74 lines
2.2 KiB
Go

//
// Copyright 2026 The InfiniFlow Authors. 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 syncer
import (
"context"
"errors"
"io"
"ragflow/internal/service"
syncerconnector "ragflow/internal/syncer/connector"
)
// PruneRunner executes one PRUNE task after collecting a full slim snapshot.
type PruneRunner struct {
taskService *service.SyncTaskService
pruneService *service.SyncPruneService
}
// NewPruneRunner creates a PRUNE runner.
func NewPruneRunner(taskService *service.SyncTaskService, pruneService *service.SyncPruneService) *PruneRunner {
return &PruneRunner{taskService: taskService, pruneService: pruneService}
}
// Run collects the full prune snapshot before deleting stale documents.
func (r *PruneRunner) Run(ctx context.Context, taskContext service.SyncTaskContext, connector syncerconnector.Connector) error {
if r.pruneService == nil {
return errors.New("prune service is not configured")
}
// Get the run session
session, err := connector.OpenPrune(ctx, syncerconnector.PruneRequest{
TaskID: taskContext.Task.ID,
ConnectorID: taskContext.Connector.ID,
KBID: taskContext.Knowledgebase.ID,
})
if err != nil {
return err
}
defer session.Close()
retain := map[string]struct{}{}
for {
batch, nextErr := session.NextBatch(ctx)
if errors.Is(nextErr, io.EOF) {
break
}
if nextErr != nil {
return nextErr
}
for _, doc := range batch.Documents {
service.AddRetainDocumentID(retain, taskContext.Knowledgebase.ID, taskContext.Connector.ID, doc.SourceID)
}
}
removed, err := r.pruneService.DeleteStale(ctx, taskContext, retain)
if err != nil {
return err
}
return r.taskService.CompletePrune(ctx, taskContext, removed)
}