pyinfra/scripts/send_async_request.py
2024-07-24 17:28:13 +02:00

151 lines
5.8 KiB
Python

import asyncio
import gzip
import json
from operator import itemgetter
from typing import Any, Dict
from aio_pika import Message
from aio_pika.abc import AbstractIncomingMessage
from kn_utils.logging import logger
from pyinfra.config.loader import load_settings, local_pyinfra_root_path
from pyinfra.queue.async_manager import AsyncQueueManager, RabbitMQConfig
from pyinfra.storage.storages.s3 import S3Storage, get_s3_storage_from_settings
settings = load_settings(local_pyinfra_root_path / "config/")
async def dummy_message_processor(message: Dict[str, Any]) -> Dict[str, Any]:
logger.info(f"Processing message: {message}")
# await asyncio.sleep(1) # Simulate processing time
storage = get_s3_storage_from_settings(settings)
tenant_id, dossier_id, file_id = itemgetter("tenantId", "dossierId", "fileId")(message)
suffix = message["responseFileExtension"]
object_name = f"{tenant_id}/{dossier_id}/{file_id}.{message['targetFileExtension']}"
original_content = json.loads(gzip.decompress(storage.get_object(object_name)))
processed_content = {
"processedPages": original_content["numberOfPages"],
"processedSectionTexts": f"Processed: {original_content['sectionTexts']}",
}
processed_object_name = f"{tenant_id}/{dossier_id}/{file_id}.{suffix}"
processed_data = gzip.compress(json.dumps(processed_content).encode("utf-8"))
storage.put_object(processed_object_name, processed_data)
processed_message = message.copy()
processed_message["processed"] = True
processed_message["processor_message"] = "This message was processed by the dummy processor"
logger.info(f"Finished processing message. Result: {processed_message}")
return processed_message
async def on_response_message_callback(storage: S3Storage):
async def on_message(message: AbstractIncomingMessage) -> None:
async with message.process(ignore_processed=True):
if not message.body:
raise ValueError
response = json.loads(message.body)
logger.info(f"Received {response}")
logger.info(f"Message headers: {message.properties.headers}")
await message.ack()
tenant_id, dossier_id, file_id = itemgetter("tenantId", "dossierId", "fileId")(response)
suffix = response["responseFileExtension"]
result = storage.get_object(f"{tenant_id}/{dossier_id}/{file_id}.{suffix}")
result = json.loads(gzip.decompress(result))
logger.info(f"Contents of result on storage: {result}")
return on_message
def upload_json_and_make_message_body(tenant_id: str):
dossier_id, file_id, suffix = "dossier", "file", "json.gz"
content = {
"numberOfPages": 7,
"sectionTexts": "data",
}
object_name = f"{tenant_id}/{dossier_id}/{file_id}.{suffix}"
data = gzip.compress(json.dumps(content).encode("utf-8"))
storage = get_s3_storage_from_settings(settings)
if not storage.has_bucket():
storage.make_bucket()
storage.put_object(object_name, data)
message_body = {
"tenantId": tenant_id,
"dossierId": dossier_id,
"fileId": file_id,
"targetFileExtension": suffix,
"responseFileExtension": f"result.{suffix}",
}
return message_body, storage
async def test_rabbitmq_handler() -> None:
tenant_service_url = settings.storage.tenant_server.endpoint
config = RabbitMQConfig(
host=settings.rabbitmq.host,
port=settings.rabbitmq.port,
username=settings.rabbitmq.username,
password=settings.rabbitmq.password,
heartbeat=settings.rabbitmq.heartbeat,
input_queue_prefix=settings.rabbitmq.service_request_queue_prefix,
tenant_event_queue_suffix=settings.rabbitmq.tenant_event_queue_suffix,
tenant_exchange_name=settings.rabbitmq.tenant_exchange_name,
service_request_exchange_name=settings.rabbitmq.service_request_exchange_name,
service_response_exchange_name=settings.rabbitmq.service_response_exchange_name,
service_dead_letter_queue_name=settings.rabbitmq.service_dlq_name,
queue_expiration_time=settings.rabbitmq.queue_expiration_time,
pod_name=settings.kubernetes.pod_name,
)
handler = AsyncQueueManager(config, tenant_service_url, dummy_message_processor)
await handler.connect()
await handler.setup_exchanges()
tenant_id = "test_tenant"
# Test tenant creation
create_message = {"tenantId": tenant_id}
await handler.tenant_exchange.publish(
Message(body=json.dumps(create_message).encode()), routing_key="tenant.created"
)
logger.info(f"Sent create tenant message for {tenant_id}")
await asyncio.sleep(0.5) # Wait for queue creation
# Prepare service request
service_request, storage = upload_json_and_make_message_body(tenant_id)
# Test service request
await handler.input_exchange.publish(Message(body=json.dumps(service_request).encode()), routing_key=tenant_id)
logger.info(f"Sent service request for {tenant_id}")
await asyncio.sleep(5) # Wait for message processing
# Consume service request
response_queue = await handler.channel.declare_queue(name=f"response_queue_{tenant_id}")
await response_queue.bind(exchange=handler.output_exchange, routing_key=tenant_id)
callback = await on_response_message_callback(storage)
await response_queue.consume(callback=callback)
await asyncio.sleep(5) # Wait for message processing
# Test tenant deletion
delete_message = {"tenantId": tenant_id}
await handler.tenant_exchange.publish(
Message(body=json.dumps(delete_message).encode()), routing_key="tenant.delete"
)
logger.info(f"Sent delete tenant message for {tenant_id}")
await asyncio.sleep(0.5) # Wait for queue deletion
await handler.connection.close()
if __name__ == "__main__":
asyncio.run(test_rabbitmq_handler())