[Juser] Frequent timeouts with Telepathy

Pauli Virtanen pav at iki.fi
Mon Feb 22 14:41:57 CST 2010


su, 2010-02-21 kello 09:12 +0000, Kevin Smith kirjoitti:
[clip]
> It looks from that like no stanzas have been sent over the stream for
> ten minutes, so the server's sent a ping to check that the client is
> still there. The client then seems to ignore the ping stanza, so the
> server believes the connection has failed, and closes it.
> 
> If this is true, Telepathy needs a patch - replying to all iq stanzas
> (even unknown ones like ping for Telepathy) is a requirement of XMPP.

The bug report is here:

	http://bugs.freedesktop.org/show_bug.cgi?id=26667

>From Telepathy-gabble's logs, I see this exchange:

        ************************************************
        RECV [115]:
        -----------------------------------
        '<iq from='jabber.org' to='xxx at jabber.org/Telepathy.af938adaa' type='get'
        id='ping'><ping xmlns='urn:xmpp:ping'/></iq>'
        -----------------------------------
        (telepathy-gabble:12775): gabble-DEBUG: connection_iq_unknown_cb: got unknown
        iq:
        <iq id="ping" type="get" to="xxx at jabber.org/Telepathy.af938adaa"
        from="jabber.org"> <ping xmlns="urn:xmpp:ping"></ping>
        </iq>
        
        
        SEND:
        -----------------------------------
        <iq type="error" to="jabber.org" id="ping"> <ping xmlns="urn:xmpp:ping"></ping>
         <error type="cancel" code="502"> <service-unavailable
        xmlns="urn:ietf:params:xml:ns:xmpp-stanzas"></service-unavailable>
        </error>
        </iq>
        
        -----------------------------------
        
        RECV [1]:
        -----------------------------------
        ' '
        -----------------------------------
        
        RECV [110]:
        -----------------------------------
        '<stream:error><connection-timeout
        xmlns='urn:ietf:params:xml:ns:xmpp-streams'/></stream:error></stream:stream>'
        -----------------------------------
        (telepathy-gabble:12775): gabble-DEBUG: connection_stream_error_cb: got stream
        error:
        <stream:error> <connection-timeout
        xmlns="urn:ietf:params:xml:ns:xmpp-streams"></connection-timeout>
        </stream:error>
        
        Freeing up IOChannel and file descriptor
        (telepathy-gabble:12775): gabble-DEBUG: connection_disconnected_cb: called with
        reason 3
        ************************************************

So it does seem to me that Telepathy replies to the <iq>. (I also see
the corresponding traffic by snooping the network, so the message also
goes out.) No idea if the reply is correct, though.

Cheers,
Pauli





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