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97 lines
3.6 KiB
Python
97 lines
3.6 KiB
Python
import datetime
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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 # type: ignore
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from werkzeug.exceptions import NotFound
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from core.rag.index_processor.constant.index_type import IndexType
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from core.rag.index_processor.index_processor_factory import IndexProcessorFactory
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from core.rag.models.document import ChildDocument, Document
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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 enable_segment_to_index_task(segment_id: str):
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"""
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Async enable segment to index
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:param segment_id:
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Usage: enable_segment_to_index_task.delay(segment_id)
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"""
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logging.info(click.style("Start enable segment to 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, enable 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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document = Document(
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page_content=segment.content,
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metadata={
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"doc_id": segment.index_node_id,
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"doc_hash": segment.index_node_hash,
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"document_id": segment.document_id,
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"dataset_id": segment.dataset_id,
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},
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)
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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_processor = IndexProcessorFactory(dataset_document.doc_form).init_index_processor()
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if dataset_document.doc_form == IndexType.PARENT_CHILD_INDEX:
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child_chunks = segment.child_chunks
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if child_chunks:
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child_documents = []
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for child_chunk in child_chunks:
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child_document = ChildDocument(
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page_content=child_chunk.content,
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metadata={
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"doc_id": child_chunk.index_node_id,
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"doc_hash": child_chunk.index_node_hash,
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"document_id": segment.document_id,
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"dataset_id": segment.dataset_id,
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},
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)
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child_documents.append(child_document)
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document.children = child_documents
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# save vector index
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index_processor.load(dataset, [document])
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end_at = time.perf_counter()
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logging.info(
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click.style("Segment enabled to index: {} latency: {}".format(segment.id, end_at - start_at), fg="green")
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)
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except Exception as e:
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logging.exception("enable segment to index failed")
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segment.enabled = False
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segment.disabled_at = datetime.datetime.now(datetime.UTC).replace(tzinfo=None)
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segment.status = "error"
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segment.error = str(e)
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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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