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From Bernd Fondermann <bernd.fonderm...@gmail.com>
Subject Re: Vysper S2S handshake timeout
Date Sun, 09 Jun 2013 13:21:41 GMT
At first, please make sure that the TLS certificate is indeed accessible.
I've seen these kind of errors when the certificate was silently not
loaded.

  Bernd

On Tue, Jun 4, 2013 at 4:15 AM, Dave <wave@glark.co.uk> wrote:

> Hi,
>
> I'm trying to embed Vysper into an app which will listen for S2S
> connections, replying to certain incoming stanzas and initiating business
> messages to other servers.Currently, I'm failing to establish a
> server-to-server connection.The remote end appears to complete the dialback
> handshake, but Vysper times out after receiving the db:result stanza.
>
> Can anyone help me with clues to what I've got wrong,or should it even
> work as I'm expecting?
>
> [detail, code and logs follow]
>
> I've knocked up the following snippet which exhibits the behaviour I'm
> seeing:
>
>   public static void main(String... args) {
>     try {
>       XMPPServer server = new XMPPServer("local.co.uk");
>
>       StorageProviderRegistry providerRegistry = new
> MemoryStorageProviderRegistry(**);
>       server.**setStorageProviderRegistry(**providerRegistry);
>
>       S2SEndpoint s2sEndpoint = new S2SEndpoint();
>       s2sEndpoint.setPort(31423);
>       server.addEndpoint(**s2sEndpoint);
>
>       server.setTLSCertificateInfo(**new File("keystore.ks"), "secret");
>       server.start();
> server.**getServerRuntimeContext().**getServerFeatures().**
> setRelayingToFederationServers**(true);
>
>       Thread.sleep(10 * 1000);
>
>       Entity remoteServer = EntityImpl.parseUnchecked("rem**ote.org.uk<http://remote.org.uk>
> ");
>       XMPPServerConnectorRegistry serverConnectorRegistry = server.**
> getServerRuntimeContext().**getServerConnectorRegistry();
>       XMPPServerConnector connector = serverConnectorRegistry.**
> connect(remoteServer);
>
>       System.out.println("Connected"**);
>       Thread.sleep(2 * 1000);
>
>       String messageId = VysperUtils.generateUniqueId()**;
>       StanzaBuilder stanzaBuilder = StanzaBuilder.createIQStanza(**null,
> remoteServer, IQStanzaType.SET, messageId);
>       stanzaBuilder.addText("some random text " + messageId);
>       connector.write(stanzaBuilder.**build());
>
>     } catch (Exception e) {
>       e.printStackTrace();
>     }
>   }
>
> On the remote end lives an existing xmpp server, which indicates that the
> remote receives the connection and sends the dialback key.
>
> Jun 04 02:45:36 s2sin11005b0    info    Incoming s2s connection
> Jun 04 02:45:36 s2sout120afe0   info    Beginning new connection attempt
> to glark.co.uk (x.x.x.x:31423)
> Jun 04 02:45:36 s2sout120afe0   info    sent dialback key on outgoing s2s
> stream
> Jun 04 02:46:06 s2sin11005b0    info    s2s disconnected: glark.co.uk->
> daveball.org.uk (closed)
>
>
> In the vysper logs, I can see that the dialback connection is opened, TLS
> negotiation takes place, and dialback ensues.Vysper report receiving the
> dial back response (actually two, one before TLS and one after), but
> doesn't seem to do anything with it, and times out 30 seconds later:
>
> Jun 04, 2013 2:45:36 AM    FINE: Processing a MESSAGE_RECEIVED for session
> 3
> Jun 04, 2013 2:45:36 AM    FINE: Decoder writing stanza: <db:result
> xmlns:db="jabber:server:**dialback" to="local.co.uk" from="remote.org.uk">
> **ffdd0afd536c826324d2715fd7cc2a**8448a9c45378382c75b5289aa3d041**
> f81c</db:result>
> Jun 04, 2013 2:45:36 AM    FINE: < <db:result xmlns:db="jabber:server:**dialback"
> to="local.co.uk" from="remote.org.uk">**ffdd0afd536c826324d2715fd7cc2a**
> 8448a9c45378382c75b5289aa3d041**f81c</db:result>
> Jun 04, 2013 2:45:36 AM    FINE: Adding event MESSAGE_RECEIVED to session 3
> Queue : [MESSAGE_RECEIVED, ]
> Jun 04, 2013 2:45:36 AM    FINE: Firing a MESSAGE_RECEIVED event for
> session 3
> Jun 04, 2013 2:46:06 AM    WARNING: XMPP handshake with remote.org.uk at
> () timed out
> Jun 04, 2013 2:46:06 AM    WARNING: Failed connecting to XMPP server
> remote.org.uk at remote.org.uk./x.x.x.x:31424
>
>
> Full vysper log at: http://pastebin.com/XmLNSriP
>
>
> Many thanks,
> Dave
>

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