def __check_cmd(self, cmd, env):
self.logger.debug("ssd env: " + str(env))
outfile = self.__outfile
if outfile:
outfile = Path(outfile).open("a")
try:
check_call(cmd, stdout=outfile, stderr=STDOUT, close_fds=True, cwd=self.__workingdir, env=env)
finally:
if outfile is not None:
outfile.close()
class CheckPIDFileController(DaemonController):
def __init__(self, pidfile, *args, **kw):
super(CheckPIDFileController, self).__init__(*args, **kw)
self.__pidfile = Path(pidfile)
@property
def pidfile(self):
return self.__pidfile
@property
def is_running(self):
if not self.pidfile.exists():
return False
if not self.pidfile.isfile():
raise Exception("pidfile '%s' is not a file" % (self.pidfile,))
try:
pid = int(self.__pidfile.open().readline(16))
except:
self.logger.exception("Error reading pidfile %s" % (self.pidfile))
raise
try:
os.kill(pid, 0)
return True
except OSError, e:
if e.errno == errno.ESRCH:
return False
raise
def __init__(self, pidfile, *args, **kw):
super(CheckPIDFileController, self).__init__(*args, **kw)
self.__pidfile = Path(pidfile)