1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
|
#!/usr/bin/python
import os
import sys
NAME="auth2db"
PIDFILE="/var/run/"+NAME+".pid"
def createDaemon():
'''create auth2db daemon...'''
# create - fork 1
try:
if os.fork() > 0: os._exit(0) # exit father...
except OSError, error:
print 'fork #1 failed: %d (%s)' % (error.errno, error.strerror)
os._exit(1)
# it separates the son from the father
os.chdir('/')
os.setsid()
os.umask(0)
# create - fork 2
try:
pid = os.fork()
if pid > 0:
fd = open(PIDFILE, 'w')
fd.write(str(pid))
fd.flush()
print 'START auth2db daemon PID %d' % pid
os._exit(0)
except OSError, error:
print 'fork #2 failed: %d (%s)' % (error.errno, error.strerror)
os._exit(1)
daemonAuth2db() # function daemon
def daemonAuth2db():
import time
while True:
os.system("auth2db > /dev/null")
os.system("auth2db-alert > /dev/null")
time.sleep(2)
if __name__ == '__main__':
if len(sys.argv) > 1 and sys.argv[1] == "start":
existepid = os.path.exists(PIDFILE)
if existepid == 0:
createDaemon()
else:
print "auth2db is already running..."
sys.exit()
elif len(sys.argv) > 1 and sys.argv[1] == "stop":
existepid = os.path.exists(PIDFILE)
if existepid:
fd = open( PIDFILE )
file_pid = fd.readline()
print 'STOP auth2db daemon PID '+str(file_pid)
os.system("kill "+file_pid)
os.system("rm "+PIDFILE)
else:
print "auth2db is not running..."
else:
print "Usage: auth2db-daemon start|stop"
|
