ca4006-ca2/researcher.py

41 lines
1.9 KiB
Python

import pika
import uuid
connection = pika.BlockingConnection(pika.ConnectionParameters('localhost', 5672, '/', pika.PlainCredentials("user", "password")))
channel = connection.channel()
channel.queue_declare(queue='research_proposals')
def process_response(ch, method, properties, body):
if corr_id == properties.correlation_id:
print(body)
else:
print("response failed")
proposals = [
{"acronym": "PRT1", "title": "Phantom Blood", "description": "Johnathen", "amount": "300000"},
{"acronym": "PRT2", "title": "Battle Tendency", "description": "Joseph", "amount": "400000"},
{"acronym": "PRT3", "title": "Stardust Crusaders", "description": "Jotaro", "amount": "250000"},
{"acronym": "PRT4", "title": "Diamond is Unbreakable", "description": "Josuke", "amount": "100000"},
{"acronym": "PRT5", "title": "Golden Wind", "description": "Giorno", "amount": "900000"},
{"acronym": "PRT6", "title": "Stone Ocean", "description": "Jolyne", "amount": "420000"},
{"acronym": "PRT7", "title": "Steel Ball Run", "description": "Johnny", "amount": "100000"},
{"acronym": "PRT8", "title": "Jojolion", "description": "Josuke", "amount": "900000"},
{"acronym": "PRT9", "title": "Jojolands", "description": "Jodio", "amount": "450000"}
]
corr_id = str(uuid.uuid4())
for proposal in proposals:
response_queue = channel.queue_declare(queue='', exclusive=True).method.queue
channel.basic_publish(exchange='',
routing_key='research_proposals',
properties=pika.BasicProperties(reply_to=response_queue, correlation_id=corr_id),
body=f"{proposal['acronym']},{proposal['title']},{proposal['description']},{proposal['amount']}")
print(f"Proposal {proposal['acronym']} sent")
channel.basic_consume(queue=response_queue, on_message_callback=process_response)
connection.close()