def main():
logger.configure_logs()
wyvern.init(os.path.dirname(__file__))
if wyvern.CREATE_PID:
if wyvern.DAEMON:
pid_dir = os.path.dirname(wyvern.PID_FILE)
if not os.access(pid_dir, os.F_OK):
sys.exit("PID dir: " + pid_dir + " doesn't exist. Exiting.")
if not os.access(pid_dir, os.W_OK):
sys.exit("PID dir: " + pid_dir + " must be writable (write permissions). Exiting.")
else:
sys.stdout.write("Not running in daemon mode. PID file creation disabled.\n")
wyvern.CREATEPID = False
logger.error(wyvern.PID_FILE)
if wyvern.DAEMON:
daemonize()
webinit.webinit()
wyvern.start()
while not wyvern.STOP_EVENT.isSet():
time.sleep(1)
try:
pid = os.fork() # @UndefinedVariable - only available in UNIX
if pid != 0:
os._exit(0)
except OSError, e:
sys.stderr.write("fork #2 failed: %d (%s)\n" % (e.errno, e.strerror))
sys.exit(1)
# Write pid
if wyvern.CREATE_PID:
pid = str(os.getpid())
logger.debug(u"Writing PID: " + pid + " to " + str(wyvern.PID_FILE))
try:
file(wyvern.PID_FILE, 'w').write("%s\n" % pid)
except IOError, e:
logger.error(u"Unable to write PID file: " + wyvern.PID_FILE + " Error: " + str(e.strerror) + " [" + str(
e.errno) + "]")
wyvern.halt()
# Redirect all output
sys.stdout.flush()
sys.stderr.flush()
devnull = getattr(os, 'devnull', '/dev/null')
stdin = file(devnull, 'r')
stdout = file(devnull, 'a+')
stderr = file(devnull, 'a+')
os.dup2(stdin.fileno(), sys.stdin.fileno())
os.dup2(stdout.fileno(), sys.stdout.fileno())
os.dup2(stderr.fileno(), sys.stderr.fileno())
