def check(self):
try:
pid = kkbLib.readPid('master')
except IOError:
pid = None
if not pid:
message = "Process has closed\n"
sys.stderr.write(message)
else:
message = "The process has been run, the process id:%d\n"
sys.stderr.write(message % pid)
def stop(self):
# Get the pid from the pidfile
try:
pid = kkbLib.readPid('master')
except IOError:
pid = None
if not pid:
message = "The process does not exist, the operation aborts"
kkbLib.printout(message)
kkbLib.info(message)
return # not an error in a restart
# Try killing the daemon process
try:
while 1:
os.kill(pid, SIGTERM)
time.sleep(0.1)
except OSError:
kkbLib.rmPid('agent')
kkbLib.rmPid('master')
kkbLib.printout('Successful process closes')
kkbLib.info('Successful process closes')
def start(self):
"""
Start the daemon
"""
# Check for a pidfile to see if the daemon already runs
try:
pid = kkbLib.readPid('master')
except IOError:
pid = 0
if pid > 0:
isRun = kkbLib.checkPidLinux(pid)
if isRun:
kkbLib.printout('Program has been started, the process ID：' + str(pid))
sys.exit(1)
# Start the daemon
kkbLib.info('starting daemon...')
self._daemonize()
kkbLib.info('started daemon.')
kkbLib.info('starting run...')
self._run()
self.agentProcess.restart()
if line == 'ping\n':
self.masterMonitor.heartbeat()
continue
except Exception:
kkbLib.error(traceback.format_exc())
if __name__ == "__main__":
pname = 'KKB Monitor Agent'
setproctitle(pname)
agentPid = os.getpid()
try:
pid = kkbLib.readPid('agent')
except IOError:
pid = 0
if pid > 0:
isRun = kkbLib.checkPidLinux(pid)
if isRun:
kkbLib.printout('Program has been started, the process PID：' + str(pid))
sys.exit(1)
kkbLib.writePid(agentPid, 'agent')
kkbLib.info('Starting agent process')
kkbLib.printout('Starting agent process')
parentPid = None
try: