added start/stop/restart argument functionality

slightly buggy


Former-commit-id: ba793140af
This commit is contained in:
Arthur Lu 2021-08-11 23:26:52 +00:00
parent 962061007b
commit 3a068654ed

View File

@ -270,14 +270,57 @@ def save_config(path, config_vector):
import daemon
from daemon import pidfile
from signal import SIGTERM
if __name__ == "__main__":
def start(pid_path):
#print("starting")
with daemon.DaemonContext(
working_directory=os.getcwd(),
pidfile=pidfile.TimeoutPIDLockFile("/var/run/tra-daemon.pid"),
pidfile=pidfile.TimeoutPIDLockFile(pid_path),
):
if sys.platform.startswith("win"):
multiprocessing.freeze_support()
start_server = websockets.serve(main, "127.0.0.1", 5678)
asyncio.get_event_loop().run_until_complete(start_server)
asyncio.get_event_loop().run_forever()
def stop(pid_path):
#print("stopping")
try:
pf = open(pid_path, 'r')
pid = int(pf.read().strip())
pf.close()
except IOError:
sys.stderr.write("pidfile at <" + pid_path + "> does not exist. Daemon not running?\n")
return
try:
os.kill(pid, SIGTERM)
return
except OSError as err:
if err.find("No such process") > 0:
if os.path.exists(pid_path):
os.remove(pid_path)
else:
print(str(err))
sys.exit(1)
def restart(pid_path):
#print("restarting")
stop(pid_path)
start(pid_path)
if __name__ == "__main__":
pid_path = "/var/run/tra-daemon.pid"
if len(sys.argv) == 2:
if 'start' == sys.argv[1]:
start(pid_path)
elif 'stop' == sys.argv[1]:
stop(pid_path)
elif 'restart' == sys.argv[1]:
restart(pid_path)
else:
print("usage: %s start|stop|restart" % sys.argv[0])
sys.exit(2)
sys.exit(0)
else:
print("usage: %s start|stop|restart" % sys.argv[0])
sys.exit(2)