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59 lines
1.8 KiB
Python
59 lines
1.8 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.keyword_table_index import KeywordTableIndex
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from core.index.vector_index import VectorIndex
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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
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def remove_segment_from_index_task(segment_id: str):
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"""
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Async Remove segment from index
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:param segment_id:
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Usage: remove_segment_from_index.delay(segment_id)
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"""
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logging.info(click.style('Start remove 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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raise Exception('Segment has no dataset')
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vector_index = VectorIndex(dataset=dataset)
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keyword_table_index = KeywordTableIndex(dataset=dataset)
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# delete from vector index
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if dataset.indexing_technique == "high_quality":
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vector_index.del_nodes([segment.index_node_id])
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# delete from keyword index
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keyword_table_index.del_nodes([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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