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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.rag.index_processor.index_processor_factory import IndexProcessorFactory
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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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raise NotFound('Segment is not completed , disable action is not allowed.')
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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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index_type = dataset_document.doc_form
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index_processor = IndexProcessorFactory(index_type).init_index_processor()
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index_processor.clean(dataset, [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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