2009-06-03 22:56:51 +00:00
|
|
|
"""
|
|
|
|
SleekXMPP: The Sleek XMPP Library
|
|
|
|
XEP-0199 (Ping) support
|
|
|
|
Copyright (C) 2007 Kevin Smith
|
|
|
|
This file is part of SleekXMPP.
|
|
|
|
|
|
|
|
SleekXMPP is free software; you can redistribute it and/or modify
|
|
|
|
it under the terms of the GNU General Public License as published by
|
|
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
|
|
(at your option) any later version.
|
|
|
|
|
|
|
|
SleekXMPP is distributed in the hope that it will be useful,
|
|
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
|
GNU General Public License for more details.
|
|
|
|
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
|
|
along with SleekXMPP; if not, write to the Free Software
|
|
|
|
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
|
|
"""
|
|
|
|
from xml.etree import cElementTree as ET
|
|
|
|
from . import base
|
|
|
|
import time
|
|
|
|
import logging
|
|
|
|
|
|
|
|
class xep_0199(base.base_plugin):
|
|
|
|
"""XEP-0199 XMPP Ping"""
|
|
|
|
|
|
|
|
def plugin_init(self):
|
|
|
|
self.description = "XMPP Ping"
|
|
|
|
self.xep = "0199"
|
|
|
|
self.xmpp.add_handler("<iq type='get' xmlns='%s'><ping xmlns='http://www.xmpp.org/extensions/xep-0199.html#ns'/></iq>" % self.xmpp.default_ns, self.handler_ping)
|
|
|
|
self.running = False
|
2009-08-31 22:46:31 +00:00
|
|
|
#if self.config.get('keepalive', True):
|
|
|
|
#self.xmpp.add_event_handler('session_start', self.handler_pingserver, threaded=True)
|
2009-06-03 22:56:51 +00:00
|
|
|
|
|
|
|
def post_init(self):
|
|
|
|
self.xmpp['xep_0030'].add_feature('http://www.xmpp.org/extensions/xep-0199.html#ns')
|
|
|
|
|
|
|
|
def handler_pingserver(self, xml):
|
|
|
|
if not self.running:
|
|
|
|
time.sleep(self.config.get('frequency', 300))
|
|
|
|
while self.sendPing(self.xmpp.server, self.config.get('timeout', 30)) is not False:
|
|
|
|
time.sleep(self.config.get('frequency', 300))
|
|
|
|
logging.debug("Did not recieve ping back in time. Requesting Reconnect.")
|
|
|
|
self.xmpp.disconnect(reconnect=True)
|
|
|
|
|
|
|
|
def handler_ping(self, xml):
|
|
|
|
iq = self.xmpp.makeIqResult(xml.get('id', 'unknown'))
|
|
|
|
iq.attrib['to'] = xml.get('from', self.xmpp.server)
|
|
|
|
self.xmpp.send(iq)
|
|
|
|
|
|
|
|
def sendPing(self, jid, timeout = 30):
|
|
|
|
""" sendPing(jid, timeout)
|
|
|
|
Sends a ping to the specified jid, returning the time (in seconds)
|
|
|
|
to receive a reply, or None if no reply is received in timeout seconds.
|
|
|
|
"""
|
|
|
|
id = self.xmpp.getNewId()
|
|
|
|
iq = self.xmpp.makeIq(id)
|
|
|
|
iq.attrib['type'] = 'get'
|
|
|
|
iq.attrib['to'] = jid
|
|
|
|
ping = ET.Element('{http://www.xmpp.org/extensions/xep-0199.html#ns}ping')
|
|
|
|
iq.append(ping)
|
|
|
|
startTime = time.clock()
|
2010-04-08 06:10:32 +00:00
|
|
|
#pingresult = self.xmpp.send(iq, self.xmpp.makeIq(id), timeout)
|
|
|
|
pingresult = iq.send()
|
2009-06-03 22:56:51 +00:00
|
|
|
endTime = time.clock()
|
|
|
|
if pingresult == False:
|
|
|
|
#self.xmpp.disconnect(reconnect=True)
|
|
|
|
return False
|
|
|
|
return endTime - startTime
|