import datetime 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 langchain.schema import Document from models.dataset import DocumentSegment from werkzeug.exceptions import NotFound @shared_task(queue='dataset') def enable_segment_to_index_task(segment_id: str): """ Async enable segment to index :param segment_id: Usage: enable_segment_to_index_task.delay(segment_id) """ logging.info(click.style('Start enable segment to index: {}'.format(segment_id), fg='green')) start_at = time.perf_counter() segment = db.session.query(DocumentSegment).filter(DocumentSegment.id == segment_id).first() if not segment: raise NotFound('Segment not found') if segment.status != 'completed': raise NotFound('Segment is not completed, enable action is not allowed.') indexing_cache_key = 'segment_{}_indexing'.format(segment.id) try: document = Document( page_content=segment.content, metadata={ "doc_id": segment.index_node_id, "doc_hash": segment.index_node_hash, "document_id": segment.document_id, "dataset_id": segment.dataset_id, } ) dataset = segment.dataset if not dataset: logging.info(click.style('Segment {} has no dataset, pass.'.format(segment.id), fg='cyan')) return dataset_document = segment.document 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 # save vector index index = IndexBuilder.get_index(dataset, 'high_quality') if index: index.add_texts([document], duplicate_check=True) # save keyword index index = IndexBuilder.get_index(dataset, 'economy') if index: index.add_texts([document]) end_at = time.perf_counter() logging.info(click.style('Segment enabled to index: {} latency: {}'.format(segment.id, end_at - start_at), fg='green')) except Exception as e: logging.exception("enable segment to index failed") segment.enabled = False segment.disabled_at = datetime.datetime.utcnow() segment.status = 'error' segment.error = str(e) db.session.commit() finally: redis_client.delete(indexing_cache_key)