cv-analysis-service/scripts/publish_requests.py
2024-04-29 12:09:44 +02:00

86 lines
2.6 KiB
Python

import argparse
import json
import pika
from pyinfra.config import get_config
from pyinfra.storage.storage import get_s3_storage
CONFIG = get_config()
def parse_args():
parser = argparse.ArgumentParser()
parser.add_argument("--operation", "-o", choices=["table", "layout", "figure", "image"], required=True)
args = parser.parse_args()
return args
def read_connection_params():
credentials = pika.PlainCredentials(CONFIG.rabbitmq_username, CONFIG.rabbitmq_password)
parameters = pika.ConnectionParameters(
host=CONFIG.rabbitmq_host,
port=CONFIG.rabbitmq_port,
heartbeat=int(CONFIG.rabbitmq_heartbeat),
credentials=credentials,
)
return parameters
def make_channel(connection) -> pika.adapters.blocking_connection.BlockingChannel:
channel = connection.channel()
channel.basic_qos(prefetch_count=1)
return channel
def declare_queue(channel, queue: str):
args = {"x-dead-letter-exchange": "", "x-dead-letter-routing-key": CONFIG.dead_letter_queue}
return channel.queue_declare(queue=queue, auto_delete=False, durable=True, arguments=args)
def make_connection() -> pika.BlockingConnection:
parameters = read_connection_params()
connection = pika.BlockingConnection(parameters)
return connection
def build_message_bodies(operation, bucket_name):
storage = get_s3_storage(CONFIG)
for bucket_name, pdf_name in storage.get_all_object_names(bucket_name):
if "pdf" not in pdf_name:
continue
file_id = pdf_name.split(".")[0]
dossier_id, file_id = file_id.split("/")
message_dict = {
"dossierId": dossier_id,
"fileId": file_id,
"targetFileExtension": "ORIGIN.pdf.gz",
"responseFileExtension": f"{operation.upper()}.json.gz",
}
if operation != "image":
message_dict.update({"operation": operation})
yield json.dumps(message_dict).encode()
def main(args):
connection = make_connection()
channel = make_channel(connection)
declare_queue(channel, CONFIG.request_queue)
declare_queue(channel, CONFIG.response_queue)
for body in build_message_bodies(args.operation, CONFIG.storage_bucket):
channel.basic_publish("", CONFIG.request_queue, body)
print(f"Put {body} on {CONFIG.request_queue}")
for method_frame, _, body in channel.consume(queue=CONFIG.response_queue, inactivity_timeout=1):
if not body:
break
print(f"Received {json.loads(body)}")
channel.basic_ack(method_frame.delivery_tag)
channel.close()
if __name__ == "__main__":
main(parse_args())