trustgraph/trustgraph-flow/trustgraph/query/doc_embeddings/milvus/service.py
Cyber MacGeddon 1822ca395f Revert "Feature/configure flows (#345)"
This reverts commit a9197d11ee.
2025-04-25 19:02:08 +01:00

106 lines
2.9 KiB
Python
Executable file

"""
Document embeddings query service. Input is vector, output is an array
of chunks
"""
from .... direct.milvus_doc_embeddings import DocVectors
from .... schema import DocumentEmbeddingsRequest, DocumentEmbeddingsResponse
from .... schema import Error, Value
from .... schema import document_embeddings_request_queue
from .... schema import document_embeddings_response_queue
from .... base import ConsumerProducer
module = ".".join(__name__.split(".")[1:-1])
default_input_queue = document_embeddings_request_queue
default_output_queue = document_embeddings_response_queue
default_subscriber = module
default_store_uri = 'http://localhost:19530'
class Processor(ConsumerProducer):
def __init__(self, **params):
input_queue = params.get("input_queue", default_input_queue)
output_queue = params.get("output_queue", default_output_queue)
subscriber = params.get("subscriber", default_subscriber)
store_uri = params.get("store_uri", default_store_uri)
super(Processor, self).__init__(
**params | {
"input_queue": input_queue,
"output_queue": output_queue,
"subscriber": subscriber,
"input_schema": DocumentEmbeddingsRequest,
"output_schema": DocumentEmbeddingsResponse,
"store_uri": store_uri,
}
)
self.vecstore = DocVectors(store_uri)
async def handle(self, msg):
try:
v = msg.value()
# Sender-produced ID
id = msg.properties()["id"]
print(f"Handling input {id}...", flush=True)
chunks = []
for vec in v.vectors:
resp = self.vecstore.search(vec, limit=v.limit)
for r in resp:
chunk = r["entity"]["doc"]
chunk = chunk.encode("utf-8")
chunks.append(chunk)
print("Send response...", flush=True)
r = DocumentEmbeddingsResponse(documents=chunks, error=None)
await self.send(r, properties={"id": id})
print("Done.", flush=True)
except Exception as e:
print(f"Exception: {e}")
print("Send error response...", flush=True)
r = DocumentEmbeddingsResponse(
error=Error(
type = "llm-error",
message = str(e),
),
documents=None,
)
await self.send(r, properties={"id": id})
self.consumer.acknowledge(msg)
@staticmethod
def add_args(parser):
ConsumerProducer.add_args(
parser, default_input_queue, default_subscriber,
default_output_queue,
)
parser.add_argument(
'-t', '--store-uri',
default=default_store_uri,
help=f'Milvus store URI (default: {default_store_uri})'
)
def run():
Processor.launch(module, __doc__)