mirror of
https://github.com/correl/SleekXMPP.git
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63 lines
2.3 KiB
Python
63 lines
2.3 KiB
Python
"""
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SleekXMPP: The Sleek XMPP Library
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Copyright (C) 2010 Nathanael C. Fritz
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This file is part of SleekXMPP.
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See the file LICENSE for copying permission.
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"""
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from xml.etree import cElementTree as ET
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from . import base
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import time
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import logging
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log = logging.getLogger(__name__)
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class xep_0199(base.base_plugin):
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"""XEP-0199 XMPP Ping"""
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def plugin_init(self):
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self.description = "XMPP Ping"
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self.xep = "0199"
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self.xmpp.add_handler("<iq type='get' xmlns='%s'><ping xmlns='urn:xmpp:ping'/></iq>" % self.xmpp.default_ns, self.handler_ping, name='XMPP Ping')
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if self.config.get('keepalive', True):
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self.xmpp.add_event_handler('session_start', self.handler_pingserver, threaded=True)
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def post_init(self):
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base.base_plugin.post_init(self)
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self.xmpp.plugin['xep_0030'].add_feature('urn:xmpp:ping')
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def handler_pingserver(self, xml):
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self.xmpp.schedule("xep-0119 ping", float(self.config.get('frequency', 300)), self.scheduled_ping, repeat=True)
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def scheduled_ping(self):
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log.debug("pinging...")
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if self.sendPing(self.xmpp.boundjid.host, self.config.get('timeout', 30)) is False:
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log.debug("Did not recieve ping back in time. Requesting Reconnect.")
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self.xmpp.reconnect()
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def handler_ping(self, xml):
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iq = self.xmpp.makeIqResult(xml.get('id', 'unknown'))
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iq.attrib['to'] = xml.get('from', self.xmpp.boundjid.domain)
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self.xmpp.send(iq)
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def sendPing(self, jid, timeout = 30, errorfalse=False):
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""" sendPing(jid, timeout)
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Sends a ping to the specified jid, returning the time (in seconds)
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to receive a reply, or None if no reply is received in timeout seconds.
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"""
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id = self.xmpp.getNewId()
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iq = self.xmpp.makeIq(id)
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iq.attrib['type'] = 'get'
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iq.attrib['to'] = jid
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ping = ET.Element('{urn:xmpp:ping}ping')
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iq.append(ping)
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startTime = time.clock()
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#pingresult = self.xmpp.send(iq, self.xmpp.makeIq(id), timeout)
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pingresult = iq.send()
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endTime = time.clock()
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if pingresult == False or (errorfalse and pingresult['type'] == 'error'):
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#self.xmpp.disconnect(reconnect=True)
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return False
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return endTime - startTime
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