Files
awx/awx/main/management/commands/run_heartbeet.py
jessicamack 24cbf39a93 fix heartbeet ascii lint issue
Signed-off-by: jessicamack <jmack@redhat.com>
2023-03-29 22:09:19 -04:00

68 lines
2.1 KiB
Python

import json
import logging
import os
import time
from django.core.management.base import BaseCommand
from django.conf import settings
from awx.main.dispatch import pg_bus_conn
logger = logging.getLogger('awx.main.commands.run_heartbeet')
class Command(BaseCommand):
help = 'Launch the web server beacon (heartbeet)'
def print_banner(self):
heartbeet = r"""
********** **********
************* *************
*****************************
***********HEART***********
*************************
*******************
*************** _._
*********** /`._ `'. __
******* \ .\| \ _'` `)
*** (``_) \| ).'` /`- /
* `\ `;\_ `\\//`-'` /
\ `'.'.| / __/`
`'--v_|/`'`
__||-._
/'` `-`` `'\\
/ .'` )
\ BEET ' )
\. /
'. /'`
`) |
//
'(.
`\`.
``"""
print(heartbeet)
def construct_payload(self, action='online'):
payload = {
'hostname': settings.CLUSTER_HOST_ID,
'ip': os.environ.get('MY_POD_IP'),
'action': action,
}
return json.dumps(payload)
def do_hearbeat_loop(self):
with pg_bus_conn(new_connection=True) as conn:
while True:
logger.debug('Sending heartbeat')
conn.notify('web_heartbeet', self.construct_payload())
time.sleep(settings.BROADCAST_WEBSOCKET_BEACON_FROM_WEB_RATE_SECONDS)
# TODO: Send a message with action=offline if we notice a SIGTERM or SIGINT
# (wsrelay can use this to remove the node quicker)
def handle(self, *arg, **options):
self.print_banner()
# Note: We don't really try any reconnect logic to pg_notify here,
# just let supervisor restart if we fail.
self.do_hearbeat_loop()