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adding timeout loop for heartbeat and messages #860

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Merged
lmarini merged 3 commits into from
Jan 12, 2024
Merged

adding timeout loop for heartbeat and messages #860

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ad6b1f2
adding timeout loop for heartbeat and messages
tcnichol Jan 3, 2024
d148177
formatting
tcnichol Jan 3, 2024
c92bbaa
fixing messages
tcnichol Jan 5, 2024
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16 changes: 15 additions & 1 deletion backend/heartbeat_listener.py
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
import logging
import os
from datetime import datetime
import time

from aio_pika import connect_robust
from aio_pika.abc import AbstractIncomingMessage
Expand All @@ -17,6 +18,9 @@
logger = logging.getLogger(__name__)
logger.setLevel(logging.INFO)

timeout = 5 * 60 # five minute timeout
time_ran = 0


async def callback(message: AbstractIncomingMessage):
"""This method receives messages from RabbitMQ and processes them.
Expand Down Expand Up @@ -118,4 +122,14 @@ async def listen_for_heartbeats():


if __name__ == "__main__":
asyncio.run(listen_for_heartbeats())
start = datetime.now()
while time_ran < timeout:
try:
asyncio.run(listen_for_heartbeats())
except Exception as e:
logger.info(f" Heartbeat listner failed, retry in 10 seconds...")
time.sleep(10)
current_time = datetime.now()
current_seconds = (current_time - start).total_seconds()
time_ran += current_seconds
logger.info(f" Heartbeat listener could not connect to rabbitmq.")
16 changes: 15 additions & 1 deletion backend/message_listener.py
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,7 @@
import random
import string
from datetime import datetime
import time

from aio_pika import connect_robust
from aio_pika.abc import AbstractIncomingMessage
Expand All @@ -22,6 +23,9 @@
logger = logging.getLogger(__name__)
logger.setLevel(logging.INFO)

timeout = 5 * 60 # five minute timeout
time_ran = 0


def parse_message_status(msg):
"""Determine if the message corresponds to start/middle/end of job if possible. See pyclowder.utils.StatusMessage."""
Expand Down Expand Up @@ -219,4 +223,14 @@ async def listen_for_messages():


if __name__ == "__main__":
asyncio.run(listen_for_messages())
start = datetime.now()
while time_ran < timeout:
try:
asyncio.run(listen_for_messages())
except Exception as e:
logger.info(f" Message listener failed, retry in 10 seconds...")
time.sleep(10)
current_time = datetime.now()
current_seconds = (current_time - start).total_seconds()
time_ran += current_seconds
logger.info(f"Message listener could not connect to rabbitmq. Timeout.")