def _start_one_ex(self, name, daemon):
if self._getStatusOne(name):
return
config = self.getNodeConfig(name)
cmd = []
if 'wrapper' in config:
cmd = config['wrapper'].split(' ')
command = self._cmd(name)
cmd.extend(command)
if daemon:
cmd.append('-daemonize')
logging.debug('calling: %s', str(cmd))
return subprocess.call(cmd, close_fds=True)
def _startOneEx(self, name, daemon):
if self._getStatusOne(name):
return
config = self.getNodeConfig(name)
cmd = []
if 'wrapper' in config:
cmd = config['wrapper'].split(' ')
command = self._cmd(name)
cmd.extend(command)
if daemon:
cmd.append('-daemonize')
logging.debug('calling: %s', str(cmd))
return subprocess.call(cmd, close_fds=True)
def _getStatusOne(self, name):
line = self._cmdLine(name)
cmd = ['pgrep', '-fn', line]
proc = subprocess.Popen(cmd, close_fds=True, stdout=subprocess.PIPE)
pids = proc.communicate()[0]
pid_list = pids.split()
lenp = len(pid_list)
if lenp == 1:
result = True
elif lenp == 0:
result = False
else:
for pid in pid_list:
try:
f = open('/proc/%s/cmdline' % pid, 'r')
startup = f.read()
f.close()
logging.debug('pid=%s; cmdline=%s', pid, startup)
except:
pass
raise Exception('multiple matches', pid_list)
return result
def _getStatusOne(self, name):
line = self._cmdLine(name)
cmd = ['pgrep', '-fn', line]
proc = subprocess.Popen(cmd, close_fds=True, stdout=subprocess.PIPE)
pids = proc.communicate()[0]
pid_list = pids.split()
lenp = len(pid_list)
if lenp == 1:
result = True
elif lenp == 0:
result = False
else:
for pid in pid_list:
try:
f = open('/proc/%s/cmdline' % pid, 'r')
startup = f.read()
f.close()
logging.debug('pid=%s; cmdline=%s', pid, startup)
except:
pass
raise Exception('multiple matches', pid_list)
return result
def _stopOne(self, name):
line = self._cmdLine(name)
cmd = ['pkill', '-f', line]
logging.debug("stopping '%s' with: %s" % (name, ' '.join(cmd)))
rc = subprocess.call(cmd, close_fds=True)
logging.debug('%s=>rc=%i' % (cmd, rc))
i = 0
while self._getStatusOne(name):
rc = subprocess.call(cmd, close_fds=True)
logging.debug('%s=>rc=%i' % (cmd, rc))
time.sleep(1)
i += 1
logging.debug("'%s' is still running... waiting" % name)
if i == 10:
msg = "Requesting '%s' to dump crash log information" % name
logging.debug(msg)
subprocess.call(['pkill', '-%d' % signal.SIGUSR2, '-f', line], close_fds=True)
time.sleep(1)
logging.debug("stopping '%s' with kill -9" % name)
rc = subprocess.call(['pkill', '-9', '-f', line], close_fds=True)
if rc == 0:
rc = 9
cnt = 0
while self._getStatusOne(name):
logging.debug("'%s' is STILL running... waiting" % name)
time.sleep(1)
cnt += 1
if cnt > 10:
break
break
else:
subprocess.call(cmd, close_fds=True)
if rc < 9:
rc = 0 # might be we looped one time too many.
return rc
def _stopOne(self, name):
line = self._cmdLine(name)
cmd = ['pkill', '-f', line]
logging.debug("stopping '%s' with: %s" % (name, ' '.join(cmd)))
rc = subprocess.call(cmd, close_fds=True)
logging.debug('%s=>rc=%i' % (cmd, rc))
i = 0
while self._getStatusOne(name):
rc = subprocess.call(cmd, close_fds=True)
logging.debug('%s=>rc=%i' % (cmd, rc))
time.sleep(1)
i += 1
logging.debug("'%s' is still running... waiting" % name)
if i == 10:
msg = "Requesting '%s' to dump crash log information" % name
logging.debug(msg)
subprocess.call(['pkill', '-%d' % signal.SIGUSR2, '-f', line], close_fds=True)
time.sleep(1)
logging.debug("stopping '%s' with kill -9" % name)
rc = subprocess.call(['pkill', '-9', '-f', line], close_fds=True)
if rc == 0:
rc = 9
cnt = 0
while self._getStatusOne(name):
logging.debug("'%s' is STILL running... waiting" % name)
time.sleep(1)
cnt += 1
if cnt > 10:
break
break
else:
subprocess.call(cmd, close_fds=True)
if rc < 9:
rc = 0 # might be we looped one time too many.
return rc
