def main():
control = Control()
communicate.listen()
while True:
control.action, control.option = communicate.accept()
log.write("Received action '%s' and option '%s'." % (control.action,
control.option))
control.get_state()
if control.state == "Ended":
control.stop()
api.action("stop")
log.write("Performing action '%s'." % (control.action))
if control.action == "restart":
break
try:
action_result = getattr(control, control.action)()
if action_result:
communicate.reply(action_result)
except Exception as error:
log.error("Failed to perform action '%s': %s." % (control.action,
error))
continue
def check_alive_receivers(receivers):
"""Check to make sure that all Receivers passed through will respond to
a socket communication request. If the request fails, clear the database
entry.
Return a list of all alive (responding) Receivers.
"""
if not receivers:
return []
alive_receivers = []
for rcv in receivers:
try:
communicate.receiver_hostname = rcv["host"]
with communicate:
communicate.send("get_status")
# The content of the status check is not important.
communicate.receive()
alive_receivers.append(rcv)
except IOError as error:
log.error("Clearing dead Receiver '%s': %s." % (rcv["host"],
error))
# This removes the Receiver database entry entirely.
api("delete", rcv["host"])
return alive_receivers
