#!/usr/bin/python3.2
import os
self_pid_path = '/var/run/monPid.pid'
pid_path_list = ['/var/run/mldonkey.pid', '/var/run/sshd.pid']
# olny a instance run
def check_pid(pid):
""" Check For the existence of a unix pid. """
try:
os.kill(pid, 0)
except OSError:
return False
else:
return True
pid_file=None
if os.path.exists(self_pid_path):
with open(self_pid_path, 'r') as oldpid_file:
pid = oldpid_file.readline()
if pid.isdigit() and check_pid(int(pid)):
exit()
else:
pid_file = open(self_pid_path, 'w')
else:
pid_file = open(self_pid_path, 'a')
pid_file.write(str(os.getpid()))
pid_file.close()
# olny a instance run
# detect mldonkey alive by pid file
for pid_path in pid_path_list:
pid = 0
program = pid_path[pid_path.rfind('/')+1:-4]
if os.path.exists(pid_path):
with open(pid_path, 'r') as pid_file:
pid = pid_file.readline()[:-1]
if pid.isdigit() and check_pid(int(pid)):
print (program + ': alive')
continue
else:
pid = ''
if pid.isdigit() and check_pid(int(pid)):
print (program + '(' + pid + ')' + 'alive')
else:
print (program + '(' + pid + ')' + 'dead')
os.system('echo `date +"%a %b %d %T"` /etc/init.d/' + program + ' restart >> /var/log/monPidFile')
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