class NipapXMLRPC:
stop = None
_cfg = None
_protocol = None
root_logger = None
def __init__(self, root_logger = None):
self.logger = logging.getLogger(self.__class__.__name__)
self.root_logger = root_logger
self._cfg = NipapConfig()
self.cfg_file = None
# Add dispatch entry for <ex:nil/>
xmlrpclib.Unmarshaller.dispatch["ex:nil"] = xmlrpclib.Unmarshaller.end_nil
self.init()
def init(self):
""" Non Python init
This init function should be called after the configuration has
been read. It is a separate function from __init__ so that it may
be called if the configuration file is reread when the daemon is
running.
"""
# we cannot switch between foreground and background here, so ignoring
# 'foreground' option
# syslog
if self._cfg.getboolean('nipapd', 'syslog'):
log_syslog = logging.handlers.SysLogHandler(address = '/dev/log')
log_syslog.setFormatter(logging.Formatter("%(levelname)-8s %(message)s"))
self.root_logger.addHandler(log_syslog)
if self._cfg.getboolean('nipapd', 'foreground'):
# log to stdout
log_stream = logging.StreamHandler()
log_stream.setFormatter(logging.Formatter("%(asctime)s: %(levelname)-8s %(message)s"))
self.root_logger.addHandler(log_stream)
self.root_logger.setLevel(logging.DEBUG)
if self._cfg.getboolean('nipapd', 'debug'):
self.root_logger.setLevel(logging.DEBUG)
def run(self):
""" Create the reactor and start it
"""
# most signals are handled by Twisted by default but for SIGHUP to
# behave as we want (ie, reload the configuration file) we need to
# install a custom handler
import signal
signal.signal(signal.SIGHUP, self._sigHup)
# setup twisted logging
log.defaultObserver.stop()
log.defaultObserver = None
observer = log.PythonLoggingObserver()
observer.start()
# twist it!
self._protocol = NipapProtocol()
# listen on all interface
if self._cfg.get('nipapd', 'listen') is None or self._cfg.get('nipapd', 'listen') == '':
self.logger.info("Listening to all addresses on port " + self._cfg.getint('nipapd', 'port'))
reactor.listenTCP(self._cfg.getint('nipapd', 'port'), server.Site(self._protocol))
else:
# If the used has listed specific addresses to listen to, loop
# through them and start listening to them. It is possible to
# specify port per IP by separating the address and port with a +
# character.
listen = self._cfg.get('nipapd', 'listen')
for entry in listen.split(','):
if len(entry.split('+')) > 1:
address = entry.split('+')[0]
port = int(entry.split('+')[1])
else:
address = entry
port = int(self._cfg.get('nipapd', 'port'))
self.logger.info("Listening to address " + address + " on port " + str(port))
reactor.listenTCP(port, server.Site(self._protocol), interface=address)
# finally, start the reactor!
reactor.run()
def _sigHup(self, num, frame):
""" Customer signal handler for SIGHUP
"""
self.logger.info("Received SIGHUP - reloading configuration")
self._cfg.read_file()
self._protocol._auth_fact.reload()
self.init()