Hello,
not sure I got right what is the issue and what would be a solution for
it, but maybe you can leverage evrexec to create a child process and by
that keep it in kamailio children list.
Cheers,
Daniel
On 13.09.22 19:15, Marat Gareev wrote:
Hello!
I'm trying to use app_python module to perform periodic actions.
This is a simple python code
def _update():
while True:
_action()
time.sleep(60)
class noop_handler:
def child_init(self, rank):
return 0
def ksr_request_route(self, msg):
return 1
def mod_init():
# signal.signal(signal.SIGTERM, signal.default_int_handler)
proc = multiprocessing.Process(target=_update)
# proc.daemon = True
proc.start()
ksr.notice('Forked process {}to update\n'.format(proc.pid))
return noop_handler()
After killing kamailio processes with SIGTERM signal (killall
kamailio) I see zombie process.
And if I try to process the signal in daemon mode (see the comments in
the snippet above), I get critical errors in the logs and still see
processes:
0(37001) NOTICE: <core> [core/kemi.c:124]: sr_kemi_core_notice():
Forked process 37002 to update
1(37003) ERROR: <core> [core/udp_server.c:464]: udp_rcv_loop():
recvfrom:[4] Interrupted system call
Process Process-1:
Traceback (most recent call last):
File "/usr/lib64/python2.7/multiprocessing/process.py", line 258, in
_bootstrap
self.run()
File "/usr/lib64/python2.7/multiprocessing/process.py", line 114, in run
self._target(*self._args, **self._kwargs)
File "/tmp/script.py", line 155, in _update
time.sleep(period)
KeyboardInterrupt
0(37001) ALERT: <core> [main.c:774]: handle_sigs(): child process
37002 exited normally, status=1
0(37001) INFO: <core> [main.c:802]: handle_sigs(): terminating due to
SIGCHLD
1(37003) ERROR: <core> [core/udp_server.c:464]: udp_rcv_loop():
recvfrom:[4] Interrupted system call
8(37014) CRITICAL: <core> [core/pass_fd.c:277]: receive_fd(): EOF on 4
1(37003) ERROR: <core> [core/udp_server.c:464]: udp_rcv_loop():
recvfrom:[4] Interrupted system call
So, how I can kill child process by SIGTERM signal?
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Daniel-Constantin Mierla --
www.asipto.com
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