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	Co-authored-by: JzoNg <jzongcode@gmail.com> Co-authored-by: jyong <jyong@dify.ai> Co-authored-by: StyleZhang <jasonapring2015@outlook.com>
		
			
				
	
	
		
			69 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			69 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
import logging
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import time
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import click
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from celery import shared_task
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from werkzeug.exceptions import NotFound
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from core.index.index import IndexBuilder
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from extensions.ext_database import db
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from extensions.ext_redis import redis_client
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from models.dataset import DocumentSegment
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@shared_task(queue='dataset')
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def disable_segment_from_index_task(segment_id: str):
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    """
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    Async disable segment from index
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    :param segment_id:
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    Usage: disable_segment_from_index_task.delay(segment_id)
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    """
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    logging.info(click.style('Start disable segment from index: {}'.format(segment_id), fg='green'))
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    start_at = time.perf_counter()
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    segment = db.session.query(DocumentSegment).filter(DocumentSegment.id == segment_id).first()
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    if not segment:
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        raise NotFound('Segment not found')
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    if segment.status != 'completed':
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        return
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    indexing_cache_key = 'segment_{}_indexing'.format(segment.id)
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    try:
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        dataset = segment.dataset
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        if not dataset:
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            logging.info(click.style('Segment {} has no dataset, pass.'.format(segment.id), fg='cyan'))
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            return
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        dataset_document = segment.document
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        if not dataset_document:
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            logging.info(click.style('Segment {} has no document, pass.'.format(segment.id), fg='cyan'))
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            return
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        if not dataset_document.enabled or dataset_document.archived or dataset_document.indexing_status != 'completed':
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            logging.info(click.style('Segment {} document status is invalid, pass.'.format(segment.id), fg='cyan'))
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            return
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        vector_index = IndexBuilder.get_index(dataset, 'high_quality')
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        kw_index = IndexBuilder.get_index(dataset, 'economy')
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        # delete from vector index
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        if vector_index:
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            vector_index.delete_by_ids([segment.index_node_id])
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        # delete from keyword index
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        kw_index.delete_by_ids([segment.index_node_id])
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        end_at = time.perf_counter()
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        logging.info(click.style('Segment removed from index: {} latency: {}'.format(segment.id, end_at - start_at), fg='green'))
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    except Exception:
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        logging.exception("remove segment from index failed")
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        segment.enabled = True
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        db.session.commit()
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    finally:
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        redis_client.delete(indexing_cache_key)
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