61 lines
1.9 KiB
Python
61 lines
1.9 KiB
Python
"""Qdrant 索引服务"""
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import httpx
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from config import QDRANT_URL, QDRANT_COLLECTION
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async def upsert_points(points: list[dict]):
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"""批量写入 Qdrant points"""
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async with httpx.AsyncClient(timeout=60) as client:
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resp = await client.put(
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f"{QDRANT_URL}/collections/{QDRANT_COLLECTION}/points",
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params={"wait": "true"},
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json={"points": points},
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)
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if resp.status_code != 200:
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raise RuntimeError(f"Qdrant upsert failed: {resp.text}")
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async def search(
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vector: list[float],
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user_id: str,
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knowledge_base_id: str,
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top_k: int = 5,
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) -> list[dict]:
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"""语义检索"""
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async with httpx.AsyncClient(timeout=30) as client:
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resp = await client.post(
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f"{QDRANT_URL}/collections/{QDRANT_COLLECTION}/points/search",
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json={
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"vector": vector,
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"filter": {
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"must": [
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{"key": "userId", "match": {"value": user_id}},
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{"key": "knowledgeBaseId", "match": {"value": knowledge_base_id}},
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{"key": "deleted", "match": {"value": False}},
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],
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},
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"limit": top_k,
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"with_payload": True,
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},
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)
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if resp.status_code != 200:
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raise RuntimeError(f"Qdrant search failed: {resp.text}")
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return resp.json()["result"]
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async def mark_deleted(source_id: str):
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"""将指定 source 的所有 points 标记为 deleted=true"""
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async with httpx.AsyncClient(timeout=30) as client:
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await client.post(
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f"{QDRANT_URL}/collections/{QDRANT_COLLECTION}/points/update",
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json={
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"filter": {
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"must": [
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{"key": "sourceId", "match": {"value": source_id}},
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]
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},
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"set": {"deleted": True},
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},
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)
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