mirror of
https://github.com/langgenius/dify.git
synced 2025-10-30 18:33:30 +00:00
58 lines
2.2 KiB
Python
58 lines
2.2 KiB
Python
import logging
|
|
import time
|
|
|
|
import click
|
|
from celery import shared_task
|
|
from core.index.index import IndexBuilder
|
|
from extensions.ext_database import db
|
|
from extensions.ext_redis import redis_client
|
|
from models.dataset import Dataset, Document, DocumentSegment
|
|
from werkzeug.exceptions import NotFound
|
|
|
|
|
|
@shared_task(queue='dataset')
|
|
def delete_segment_from_index_task(segment_id: str, index_node_id: str, dataset_id: str, document_id: str):
|
|
"""
|
|
Async Remove segment from index
|
|
:param segment_id:
|
|
:param index_node_id:
|
|
:param dataset_id:
|
|
:param document_id:
|
|
|
|
Usage: delete_segment_from_index_task.delay(segment_id)
|
|
"""
|
|
logging.info(click.style('Start delete segment from index: {}'.format(segment_id), fg='green'))
|
|
start_at = time.perf_counter()
|
|
indexing_cache_key = 'segment_{}_delete_indexing'.format(segment_id)
|
|
try:
|
|
dataset = db.session.query(Dataset).filter(Dataset.id == dataset_id).first()
|
|
if not dataset:
|
|
logging.info(click.style('Segment {} has no dataset, pass.'.format(segment_id), fg='cyan'))
|
|
return
|
|
|
|
dataset_document = db.session.query(Document).filter(Document.id == document_id).first()
|
|
if not dataset_document:
|
|
logging.info(click.style('Segment {} has no document, pass.'.format(segment_id), fg='cyan'))
|
|
return
|
|
|
|
if not dataset_document.enabled or dataset_document.archived or dataset_document.indexing_status != 'completed':
|
|
logging.info(click.style('Segment {} document status is invalid, pass.'.format(segment_id), fg='cyan'))
|
|
return
|
|
|
|
vector_index = IndexBuilder.get_index(dataset, 'high_quality')
|
|
kw_index = IndexBuilder.get_index(dataset, 'economy')
|
|
|
|
# delete from vector index
|
|
if vector_index:
|
|
vector_index.delete_by_ids([index_node_id])
|
|
|
|
# delete from keyword index
|
|
kw_index.delete_by_ids([index_node_id])
|
|
|
|
end_at = time.perf_counter()
|
|
logging.info(click.style('Segment deleted from index: {} latency: {}'.format(segment_id, end_at - start_at), fg='green'))
|
|
except Exception:
|
|
logging.exception("delete segment from index failed")
|
|
finally:
|
|
redis_client.delete(indexing_cache_key)
|