4462 lines
144 KiB
C++
4462 lines
144 KiB
C++
/**
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* yjinglechan.cpp
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* This file is part of the YATE Project http://YATE.null.ro
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*
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* Jingle channel
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*
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* Yet Another Telephony Engine - a fully featured software PBX and IVR
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* Copyright (C) 2004-2006 Null Team
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* Author: Marian Podgoreanu
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/*
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============================================================================
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TODO:
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Check SRTP handling. Check if secure (mandatory) is handled properly
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============================================================================
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*/
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#include <yatephone.h>
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#include <yatemime.h>
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#include <yateversn.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#include <yatejingle.h>
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using namespace TelEngine;
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namespace { // anonymous
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class YJGEngine; // Jingle engine
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class YJGEngineWorker; // Jingle engine worker
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class YJGConnection; // Jingle channel
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class YJGTransfer; // Transfer thread (route and execute)
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class YJGMessageHandler; // Module message handlers
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class YJGDriver; // The driver
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// URI
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#define BUILD_XMPP_URI(jid) (plugin.name() + ":" + jid)
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/*
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* YJGEngine
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*/
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class YJGEngine : public JGEngine
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{
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public:
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// Send a session's stanza (dispatch a jabber.iq message)
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virtual bool sendStanza(JGSession* session, XmlElement*& stanza);
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// Event processor
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virtual void processEvent(JGEvent* event);
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};
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/*
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* YJGEngineWorker
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*/
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class YJGEngineWorker : public Thread
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{
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public:
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inline YJGEngineWorker(Thread::Priority prio = Thread::Normal)
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: Thread("YJGEngineWorker",prio)
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{}
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virtual void run();
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};
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/*
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* YJGConnection
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*/
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class YJGConnection : public Channel
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{
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YCLASS(YJGConnection,Channel)
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friend class YJGTransfer;
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public:
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enum State {
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Pending,
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Active,
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Terminated,
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};
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// Flags controlling the state of the data source/consumer
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enum DataFlags {
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OnHoldRemote = 0x0001, // Put on hold by remote party
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OnHoldLocal = 0x0002, // Put on hold by peer
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OnHold = OnHoldRemote | OnHoldLocal,
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};
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// File transfer status
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enum FileTransferStatus {
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FTNone, // No file transfer allowed
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FTIdle, // Nothing done yet
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FTWaitEstablish, // Waiting for SOCKS to be negotiated
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FTEstablished, // Transport succesfully setup
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FTRunning, // Running
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FTTerminated // Terminated
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};
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// File transfer host sender
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enum FileTransferHostSender {
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FTHostNone = 0,
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FTHostLocal,
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FTHostRemote,
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};
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// Outgoing constructor
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YJGConnection(Message& msg, const char* caller, const char* called, bool available,
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const NamedList& caps, const char* file, const char* localip);
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// Incoming contructor
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YJGConnection(JGEvent* event);
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virtual ~YJGConnection();
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inline State state() const
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{ return m_state; }
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inline const JabberID& local() const
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{ return m_local; }
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inline const JabberID& remote() const
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{ return m_remote; }
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inline const String& reason() const
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{ return m_reason; }
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// Check session id
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inline bool isSid(const String& sid) {
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Lock lock(m_mutex);
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return m_session && sid == m_session->sid();
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}
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// Get jingle session id
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inline bool getSid(String& buf) {
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Lock lock(m_mutex);
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if (!m_session)
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return false;
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buf = m_session->sid();
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return true;
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}
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// Overloaded methods from Channel
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virtual void callAccept(Message& msg);
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virtual void callRejected(const char* error, const char* reason, const Message* msg);
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virtual bool callRouted(Message& msg);
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virtual void disconnected(bool final, const char* reason);
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virtual bool msgProgress(Message& msg);
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virtual bool msgRinging(Message& msg);
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virtual bool msgAnswered(Message& msg);
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virtual bool msgUpdate(Message& msg);
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virtual bool msgText(Message& msg, const char* text);
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virtual bool msgDrop(Message& msg, const char* reason);
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virtual bool msgTone(Message& msg, const char* tone);
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virtual bool msgTransfer(Message& msg);
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inline bool disconnect(const char* reason) {
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setReason(reason);
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return Channel::disconnect(m_reason,parameters());
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}
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// Route an incoming call
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bool route();
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// Process Jingle and Terminated events
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// Return false to terminate
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bool handleEvent(JGEvent* event);
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void hangup(const char* reason = 0, const char* text = 0);
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// Process remote user's presence changes.
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// Make the call if outgoing and in Pending (waiting for presence information) state
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// Hangup if the remote user is unavailbale
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// Return true to disconnect
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bool presenceChanged(bool available, NamedList* params = 0);
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// Process a transfer request
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// Return true if the event was accepted
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bool processTransferRequest(JGEvent* event);
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// Transfer terminated notification from transfer thread
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void transferTerminated(bool ok, const char* reason = 0);
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// Process chan.notify messages
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// Handle SOCKS status changes for file transfer
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bool processChanNotify(Message& msg);
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// Check if a transfer can be initiated
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inline bool canTransfer() const
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{ return m_session && !m_transferring && isAnswered() && m_ftStatus == FTNone; }
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inline void updateResource(const String& resource) {
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if (!m_remote.resource() && resource)
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m_remote.resource(resource);
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}
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inline void setReason(const char* reason) {
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if (!m_reason)
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m_reason = reason;
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}
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// Check the status of the given data flag(s)
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inline bool dataFlags(int mask)
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{ return 0 != (m_dataFlags & mask); }
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protected:
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// Process an ActContentAdd event
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void processActionContentAdd(JGEvent* event);
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// Process an ActContentAdd event
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void processActionTransportInfo(JGEvent* event);
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// Handle answer (session accept) events for non file transfer
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void processActionAccept(JGEvent* ev);
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// Update a received candidate. Return true if changed
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bool updateCandidate(unsigned int component, JGSessionContent& local,
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JGSessionContent& recv);
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// Add a new content to the list
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void addContent(bool local, JGSessionContent* c);
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// Remove a content from list
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void removeContent(JGSessionContent* c);
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// Reset the current audio content
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// If the content is not re-usable (SRTP with local address),
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// add a new identical content and remove the old old one from the session
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// Clear the endpoint
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void removeCurrentAudioContent(bool removeReq = false);
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// This method is used to set the current audio content
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// Clear the endpoint if the current content is replaced
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// Reset the current content. Try to use the given content
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// Else, find the first available content and try to use it
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// Send a transport info for the new current content
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// Return false on error
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bool resetCurrentAudioContent(bool session, bool earlyMedia,
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bool sendTransInfo = true, JGSessionContent* newContent = 0);
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// Start RTP for the current content
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// For raw udp transports, sends a 'trying' session info
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bool startRtp();
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// Check a received candidate's parameters
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// Return false if some parameter's value is incorrect
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bool checkRecvCandidate(JGSessionContent& content, JGRtpCandidate& candidate);
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// Check a received content(s). Fill received lists with accepted/rejected content(s)
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// The lists don't own their pointers
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// Return false on error
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bool processContentAdd(const JGEvent& event, ObjList& ok, ObjList& remove);
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// Remove contents. Confirm the received event
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// Return false if there are no more contents
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bool removeContents(JGEvent* event);
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// Build a RTP audio content. Add used codecs to the list
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// Build and init the candidate(s) if the content is a raw udp one
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JGSessionContent* buildAudioContent(JGRtpCandidates::Type type,
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JGSessionContent::Senders senders = JGSessionContent::SendBoth,
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bool rtcp = false, bool useFormats = true);
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// Build a file transfer content
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JGSessionContent* buildFileTransferContent(bool send, const char* filename,
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NamedList& params);
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// Reserve local port for a RTP session content
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bool initLocalCandidates(JGSessionContent& content, bool sendTransInfo);
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// Match a local content agaist a received one
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// Return false if there is no common media
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bool matchMedia(JGSessionContent& local, JGSessionContent& recv,
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bool& firstChanged, bool& telEvChanged) const;
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// Find a session content in a list
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JGSessionContent* findContent(JGSessionContent& recv, const ObjList& list) const;
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// Set early media to remote
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void setEarlyMediaOut(Message& msg);
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// Enqueue a call.progress message from the current audio content
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// Used for early media
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void enqueueCallProgress();
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// Init/start file transfer. Try to change host direction on failure
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// If host dir succeeds, still return false, but don't terminate transfer
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bool setupSocksFileTransfer(bool start);
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// Change host sender. Return false on failure
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bool changeFTHostDir();
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// Get the RTP direction param from a content
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// FIXME: ignore content senders for early media ?
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inline const char* rtpDir(const JGSessionContent& c) {
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if (c.senders() == JGSessionContent::SendInitiator)
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return isOutgoing() ? "send" : "receive";
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if (c.senders() == JGSessionContent::SendResponder)
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return isOutgoing() ? "receive" : "send";
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return "bidir";
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}
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// Build a RTP candidate
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JGRtpCandidate* buildCandidate(bool nonP2P = true, bool rtp = true);
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// Get the first file transfer content
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inline JGSessionContent* firstFTContent() {
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ObjList* o = m_ftContents.skipNull();
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return o ? static_cast<JGSessionContent*>(o->get()) : 0;
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}
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private:
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// Handle hold/active/mute actions
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// Confirm the received element
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void handleAudioInfoEvent(JGEvent* event);
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// Check jingle version override from call.execute or resource caps
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void overrideJingleVersion(const NamedList& list, bool caps);
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// Override session flags
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void overrideJingleFlags(const NamedList& list, const char* param);
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// Copy chan/session parameters to a destination list
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void copySessionParams(NamedList& list, bool redirect = true);
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// Check media for a received content
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bool checkMedia(const JGEvent& event, JGSessionContent& c);
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// Clear and reset data related to a given type: audio ...
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void resetEp(const String& what, bool releaseContent = true);
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// Hangup and drop the call if failed to setup encryption
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void dropNoCrypto();
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Mutex m_mutex; // Lock transport and session
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State m_state; // Connection state
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JGSession* m_session; // Jingle session attached to this connection
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bool m_rtpStarted; // RTP started flag used by version 0 of the jingle session
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bool m_acceptRelay; // Accept to replace with a relay candidate
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JGSession::Version m_sessVersion; // Jingle session version
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int m_sessFlags; // Session flags
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JabberID m_local; // Local user's JID
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JabberID m_remote; // Remote user's JID
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ObjList m_audioContents; // The list of negotiated audio contents
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JGSessionContent* m_audioContent; // The current audio content
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JGRtpMediaList m_audioFormats; // Audio formats used by this channel
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String m_callerPrompt; // Text to be sent to called before calling it
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String m_subject; // Connection subject
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String m_line; // Connection line
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String m_localip; // Local address
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bool m_offerRawTransport; // Offer RAW transport on outgoing session
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bool m_offerIceTransport; // Offer ICE transport on outgoing session
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unsigned int m_redirectCount; // Redirect counter
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int m_dtmfMeth; // Used DMTF method
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String m_rtpId; // Started RTP id
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// Crypto (for contents created by us)
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bool m_secure; // The channel is using crypto
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bool m_secureRequired; // Crypto is mandatory
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// Termination
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bool m_hangup; // Hang up flag: True - already hung up
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String m_reason; // Hangup reason
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// Timeouts
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u_int64_t m_timeout; // Timeout for not answered outgoing connections
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// Transfer
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bool m_transferring; // The call is already involved in a transfer
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String m_transferStanzaId; // Sent transfer stanza id used to track the result
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JabberID m_transferTo; // Transfer target
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JabberID m_transferFrom; // Transfer source
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String m_transferSid; // Session id for attended transfer
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XmlElement* m_recvTransferStanza; // Received iq transfer element
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// On hold data
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int m_dataFlags; // The data status
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String m_onHoldOutId; // The id of the hold stanza sent to remote
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String m_activeOutId; // The id of the active stanza sent to remote
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// File transfer
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FileTransferStatus m_ftStatus; // File transfer status
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int m_ftHostDirection; // Which endpoint can send file transfer hosts
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String m_ftNotifier; // The notifier expected in chan.notify
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String m_ftStanzaId;
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String m_dstAddrDomain; // SHA1(SID + local + remote) used by SOCKS
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ObjList m_ftContents; // The list of negotiated file transfer contents
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ObjList m_streamHosts; // The list of negotiated SOCKS stream hosts
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bool m_connSocksServer; // Try to build a socks listener if not configured
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};
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/*
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* Transfer thread (route and execute)
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*/
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class YJGTransfer : public Thread
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{
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public:
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YJGTransfer(YJGConnection* conn, const char* subject = 0);
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virtual void run(void);
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private:
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String m_transferorID; // Transferor channel's id
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String m_transferredID; // Transferred channel's id
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Driver* m_transferredDrv; // Transferred driver's pointer
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JabberID m_to; // Transfer target
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JabberID m_from; // Transfer source
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String m_sid; // Session id for unattended transfer
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Message m_msg;
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};
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/*
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* Module message handlers
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*/
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class YJGMessageHandler : public MessageHandler
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{
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public:
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enum {
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JabberIq = 50, // handleJabberIq()
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ChanNotify = -2, // handleChanNotify()
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EngineStart = -3, // handleEngineStart()
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ResNotify = -4, // handleResNotify()
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ResSubscribe = 10, // handleResSubscribe()
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UserNotify = -5, // handleUserNotify()
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};
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YJGMessageHandler(int handler, int prio);
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protected:
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virtual bool received(Message& msg);
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private:
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int m_handler;
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};
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/*
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* YJGDriver
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*/
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class YJGDriver : public Driver
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{
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public:
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// Dtmf type
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enum DtmfType {
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DtmfUnknown = 0,
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DtmfRfc2833, // Send RFC 2833 tones
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DtmfInband, // Send inband tones
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DtmfJingle, // Use the jingle protocol
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DtmfChat // Send chat
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};
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YJGDriver();
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virtual ~YJGDriver();
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// Check if a message was sent by us
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inline bool isModule(Message& msg) {
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String* module = msg.getParam("module");
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return module && *module == name();
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}
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// Build a message to be sent by us
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inline Message* message(const char* msg) const {
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Message* m = new Message(msg);
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m->addParam("module",name());
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return m;
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}
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// Add local ip to a list of parameters
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inline bool addLocalIp(NamedList& list) {
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Lock lock(this);
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if (!m_localAddress)
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return false;
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list.addParam("localip",m_localAddress);
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return true;
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}
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// Set local ip from a list of parameter or configured address
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inline void setLocalIp(String& addr, NamedList& list) {
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Lock lock(this);
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addr = list.getValue("localip",m_localAddress);
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}
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// Check if a domain is handled by the module
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inline bool handleDomain(const String& domain) {
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Lock lock(this);
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return m_domains.find(domain) != 0;
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}
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// Retrieve the default resource
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inline void defaultResource(String& buf) {
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Lock lock(this);
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ObjList* o = m_resources.skipNull();
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if (o)
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buf = static_cast<String*>(o->get());
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}
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// Check if a resource can be handled by the module
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inline bool handleResource(const String& name) {
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if (m_handleAllRes)
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return true;
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Lock lock(this);
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return !m_resources.skipNull() || m_resources.find(name);
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}
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// Inherited methods
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virtual void initialize();
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virtual bool hasLine(const String& line) const;
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virtual bool msgExecute(Message& msg, String& dest);
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// Message handler: Disconnect channels, destroy streams, clear rosters
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virtual bool received(Message& msg, int id);
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// Handle jabber.iq messages
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bool handleJabberIq(Message& msg);
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// Handle resource.notify messages
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bool handleResNotify(Message& msg);
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// Handle resource.subscribe messages
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bool handleResSubscribe(Message& msg);
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// Handle user.notify messages
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bool handleUserNotify(Message& msg);
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// Handle chan.notify messages
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bool handleChanNotify(Message& msg);
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// Handle msg.execute messages. Send chan.text if enabled
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bool handleImExecute(Message& msg);
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// Handle engine.start message
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void handleEngineStart(Message& msg);
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// Search a client's roster to get a resource
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// (with audio capabilities) for a subscribed user.
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// Set noSub to true if false is returned and the client
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// is not subscribed to the remote user (or the remote user is not found).
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// Return false if user or resource is not found
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bool getClientTargetResource(JBClientStream* stream, JabberID& target, bool* noSub = 0);
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// Find a channel by id. Return a referenced pointer
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inline YJGConnection* findChan(const String& id) {
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Lock lock(this);
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YJGConnection* ch = static_cast<YJGConnection*>(find(id));
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return (ch && ch->ref()) ? ch : 0;
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}
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// Find a connection by local and remote jid, optionally ignore local
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// resource (always ignore if local has no resource)
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YJGConnection* findByJid(const JabberID& local, const JabberID& remote,
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bool anyResource = false);
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// Find a channel by its sid
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YJGConnection* findBySid(const String& sid);
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// Get a copy of the default file transfer proxy
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inline JGStreamHost* defFTProxy() {
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|
Lock lock(this);
|
|
return m_ftProxy ? new JGStreamHost(*m_ftProxy) : 0;
|
|
}
|
|
// Notify presence
|
|
void notifyPresence(const JabberID& from, const char* to, bool online);
|
|
// Build and dispatch a 'jabber.account' message. Returns it on success
|
|
Message* checkAccount(const String& line, bool query = false,
|
|
const JabberID* contact = 0) const;
|
|
private:
|
|
// Update the list of domains
|
|
void setDomains(const String& list);
|
|
|
|
bool m_init;
|
|
String m_localAddress; // The local machine's address
|
|
String m_anonymousCaller; // Caller username when missing
|
|
JGStreamHost* m_ftProxy; // Default file transfer proxy
|
|
ObjList m_handlers; // Message handlers list
|
|
ObjList m_domains; // Domains handled by the module
|
|
bool m_handleAllRes; // Handle all resources (ignore the list)
|
|
ObjList m_resources; // Resources handled by the module
|
|
XMPPFeatureList m_features; // Domain or resource features to advertise
|
|
XmlElement* m_entityCaps; // ntity capabilities element built from features
|
|
};
|
|
|
|
|
|
/*
|
|
* Local data
|
|
*/
|
|
static Configuration s_cfg; // The configuration file
|
|
static JGRtpMediaList s_knownCodecs(JGRtpMediaList::Audio); // List of all known codecs
|
|
static JGRtpMediaList s_usedCodecs(JGRtpMediaList::Audio); // List of used audio codecs
|
|
static unsigned int s_pendingTimeout = 10000; // Outgoing call pending timeout
|
|
static bool s_requestSubscribe = true; // Request subscribe before making a non client
|
|
// call with target without resource
|
|
static bool s_autoSubscribe = false; // Automatically respond to (un)subscribe requests
|
|
static bool s_imToChanText = false; // Send received IM messages as chan.text if a channel is found
|
|
static bool s_singleTone = true; // Send single/batch DTMFs
|
|
static bool s_useCrypto = false; // Offer crypto on outgoing calls
|
|
static bool s_cryptoMandatory = false; // Offer mandatory crypto on outgoing calls
|
|
static bool s_acceptRelay = false;
|
|
static bool s_offerRawTransport = true; // Offer RAW UDP transport on outgoing sessions
|
|
static bool s_offerIceTransport = true; // Offer ICE UDP transport on outgoing sessions
|
|
static int s_priority = 0; // Resource priority for presence generated by this module
|
|
static unsigned int s_redirectCount = 0; // Redirect counter
|
|
static int s_dtmfMeth; // Default DTMF method to use
|
|
static JGSession::Version s_sessVersion = JGSession::VersionUnknown; // Default jingle session version for outgoing calls
|
|
static String s_capsNode = "http://yate.null.ro/yate/jingle/caps"; // node for entity capabilities
|
|
static bool s_serverMode = true; // Server/client mode
|
|
static YJGEngine* s_jingle = 0;
|
|
static YJGDriver plugin; // The driver
|
|
static bool s_ilbcDefault30 = true; // Default ilbc format when ptime is unknown (30 or 20)
|
|
|
|
// Message handlers installed by the module
|
|
static const TokenDict s_msgHandler[] = {
|
|
{"jabber.iq", YJGMessageHandler::JabberIq},
|
|
{"chan.notify", YJGMessageHandler::ChanNotify},
|
|
{"engine.start", YJGMessageHandler::EngineStart},
|
|
{"resource.notify", YJGMessageHandler::ResNotify},
|
|
{"resource.subscribe", YJGMessageHandler::ResSubscribe},
|
|
{"user.notify", YJGMessageHandler::UserNotify},
|
|
{0,0}
|
|
};
|
|
|
|
// Error mapping
|
|
static TokenDict s_errMap[] = {
|
|
{"normal", JGSession::ReasonOk},
|
|
{"normal-clearing", JGSession::ReasonOk},
|
|
{"hangup", JGSession::ReasonOk},
|
|
{"busy", JGSession::ReasonBusy},
|
|
{"rejected", JGSession::ReasonDecline},
|
|
{"nomedia", JGSession::ReasonMedia},
|
|
{"cancelled", JGSession::ReasonCancel},
|
|
{"failure", JGSession::ReasonGeneral},
|
|
{"noroute", JGSession::ReasonDecline},
|
|
{"noconn", JGSession::ReasonDecline},
|
|
{"noauth", JGSession::ReasonGeneral},
|
|
{"nocall", JGSession::ReasonGeneral},
|
|
{"noanswer", JGSession::ReasonGeneral},
|
|
{"forbidden", JGSession::ReasonGeneral},
|
|
{"congestion", JGSession::ReasonGeneral},
|
|
{"looping", JGSession::ReasonGeneral},
|
|
{"shutdown", JGSession::ReasonGone},
|
|
{"notransport", JGSession::ReasonTransport},
|
|
{"offline", JGSession::ReasonGone},
|
|
{"gone", JGSession::ReasonGone},
|
|
{"shutdown", JGSession::ReasonGone},
|
|
{"timeout", JGSession::ReasonExpired},
|
|
{"timeout", JGSession::ReasonTimeout},
|
|
// Remote termination only
|
|
{"failure", JGSession::ReasonConn},
|
|
{"failure", JGSession::ReasonTransport},
|
|
{"failure", JGSession::ReasonApp},
|
|
{"failure", JGSession::ReasonAltSess},
|
|
{"failure", JGSession::ReasonConn},
|
|
{"failure", JGSession::ReasonFailApp},
|
|
{"failure", JGSession::ReasonFailTransport},
|
|
{"failure", JGSession::ReasonParams},
|
|
{"failure", JGSession::ReasonSecurity},
|
|
// Non jingle reasons
|
|
{"transferred", JGSession::Transferred},
|
|
{"crypto-required", JGSession::CryptoRequired},
|
|
{"invalid-crypto", JGSession::InvalidCrypto},
|
|
{0,0}
|
|
};
|
|
|
|
// Error mapping
|
|
static const TokenDict s_dictDtmfMeth[] = {
|
|
{"rfc2833", YJGDriver::DtmfRfc2833},
|
|
{"inband", YJGDriver::DtmfInband},
|
|
{"jingle", YJGDriver::DtmfJingle},
|
|
{"chat", YJGDriver::DtmfChat},
|
|
{0,0}
|
|
};
|
|
|
|
|
|
// Check if a payload name is telephone event one
|
|
static inline bool isTelEvent(const String& name)
|
|
{
|
|
return (name &= "telephone-event") || (name &= "tone") ||
|
|
(name &= "audio/telephone-event");
|
|
};
|
|
|
|
// Add a parameter to a list.
|
|
// Optionally add it to a copy params string
|
|
static inline void jingleAddParam(NamedList& list, const char* param, const char* value,
|
|
String* copy, bool emptyOk = true)
|
|
{
|
|
if (TelEngine::null(param))
|
|
return;
|
|
list.addParam(param,value,emptyOk);
|
|
if (copy)
|
|
copy->append(param,",");
|
|
}
|
|
|
|
// Add secure parameters from crypto
|
|
static void addSecure(NamedList& list, JGCrypto* crypto)
|
|
{
|
|
if (!crypto)
|
|
return;
|
|
list.addParam("secure",String::boolText(true));
|
|
list.addParam("crypto_suite",crypto->m_suite);
|
|
list.addParam("crypto_key",crypto->m_keyParams);
|
|
// TODO: add session params
|
|
}
|
|
|
|
// Replace 'ilbc' to used ilbc20/30
|
|
static void adjustUsedIlbc(String& fmts)
|
|
{
|
|
if (!fmts)
|
|
return;
|
|
ObjList* list = fmts.split(',',false);
|
|
ObjList* o = list->find("ilbc");
|
|
if (o) {
|
|
JGRtpMedia* m = 0;
|
|
plugin.lock();
|
|
for (ObjList* l = s_usedCodecs.skipNull(); l; l = l->skipNext()) {
|
|
m = static_cast<JGRtpMedia*>(l->get());
|
|
if (m->m_name == "iLBC")
|
|
break;
|
|
m = 0;
|
|
}
|
|
if (m)
|
|
*(static_cast<String*>(o->get())) = m->m_synonym;
|
|
else
|
|
o->remove();
|
|
plugin.unlock();
|
|
fmts.clear();
|
|
fmts.append(list,",");
|
|
}
|
|
TelEngine::destruct(list);
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
// Utility function needed for debug: dump a candidate to a string
|
|
static void dumpCandidate(String& buf, JGRtpCandidate* c, char sep = ' ')
|
|
{
|
|
if (!c)
|
|
return;
|
|
buf << "name=" << *c;
|
|
buf << sep << "addr=" << c->m_address;
|
|
buf << sep << "port=" << c->m_port;
|
|
buf << sep << "component=" << c->m_component;
|
|
buf << sep << "generation=" << c->m_generation;
|
|
buf << sep << "network=" << c->m_network;
|
|
buf << sep << "priority=" << c->m_priority;
|
|
buf << sep << "protocol=" << c->m_protocol;
|
|
buf << sep << "type=" << c->m_type;
|
|
JGRtpCandidateP2P* p2p = YOBJECT(JGRtpCandidateP2P,c);
|
|
if (p2p) {
|
|
buf << sep << "username=" << p2p->m_username;
|
|
buf << sep << "password=" << p2p->m_password;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
|
|
/*
|
|
* YJGEngine
|
|
*/
|
|
// Send a session's stanza (dispatch a jabber.iq message)
|
|
bool YJGEngine::sendStanza(JGSession* session, XmlElement*& stanza)
|
|
{
|
|
if (!(session && stanza)) {
|
|
TelEngine::destruct(stanza);
|
|
return false;
|
|
}
|
|
bool iq = stanza->toString() == XMPPUtils::s_tag[XmlTag::Iq];
|
|
if (!(iq || stanza->toString() == XMPPUtils::s_tag[XmlTag::Message])) {
|
|
TelEngine::destruct(stanza);
|
|
return false;
|
|
}
|
|
DDebug(this,DebugAll,"sendStanza() session=(%p,%s) stanza=(%p,%s)",
|
|
session,session->sid().c_str(),stanza,stanza->tag());
|
|
Message m(iq ? "jabber.iq" : "msg.execute");
|
|
m.addParam("module",plugin.name());
|
|
if (session->line())
|
|
m.addParam("line",session->line());
|
|
if (iq) {
|
|
m.addParam("from",session->local().bare());
|
|
m.addParam("to",session->remote().bare());
|
|
m.addParam("from_instance",session->local().resource());
|
|
m.addParam("to_instance",session->remote().resource());
|
|
}
|
|
else {
|
|
m.addParam("caller",session->local().bare());
|
|
m.addParam("called",session->remote().bare());
|
|
m.addParam("caller_instance",session->local().resource());
|
|
m.addParam("called_instance",session->remote().resource());
|
|
}
|
|
m.addParam(new NamedPointer("xml",stanza));
|
|
return Engine::dispatch(m);
|
|
}
|
|
|
|
// Process jingle events
|
|
void YJGEngine::processEvent(JGEvent* event)
|
|
{
|
|
if (!event)
|
|
return;
|
|
JGSession* session = event->session();
|
|
// This should never happen !!!
|
|
if (!session) {
|
|
DDebug(this,DebugStub,"Received event without session");
|
|
delete event;
|
|
return;
|
|
}
|
|
plugin.lock();
|
|
YJGConnection* conn = static_cast<YJGConnection*>(session->userData());
|
|
if (conn)
|
|
conn->ref();
|
|
plugin.unlock();
|
|
if (conn) {
|
|
if (!conn->handleEvent(event) || event->final())
|
|
conn->disconnect(event->reason());
|
|
TelEngine::destruct(conn);
|
|
}
|
|
else {
|
|
if (event->type() == JGEvent::Jingle &&
|
|
event->action() == JGSession::ActInitiate) {
|
|
if (event->session()->ref()) {
|
|
conn = new YJGConnection(event);
|
|
conn->initChan();
|
|
// Constructor failed ?
|
|
if (conn->state() == YJGConnection::Pending)
|
|
TelEngine::destruct(conn);
|
|
else if (!conn->route())
|
|
event->session()->userData(0);
|
|
}
|
|
else {
|
|
Debug(this,DebugWarn,"Session ref failed for new connection");
|
|
event->session()->hangup(event->session()->createReason(JGSession::ReasonGeneral));
|
|
}
|
|
}
|
|
else {
|
|
DDebug(this,DebugAll,"Invalid (non initiate) event for new session");
|
|
event->confirmElement(XMPPError::Request,"Unknown session");
|
|
}
|
|
}
|
|
delete event;
|
|
}
|
|
|
|
|
|
/*
|
|
* YJGEngineWorker
|
|
*/
|
|
void YJGEngineWorker::run()
|
|
{
|
|
Debug(&plugin,DebugAll,"%s start running",currentName());
|
|
while (true) {
|
|
if (Thread::check(false) || Engine::exiting())
|
|
break;
|
|
JGEvent* ev = s_jingle->getEvent(Time::msecNow());
|
|
if (ev)
|
|
s_jingle->processEvent(ev);
|
|
else
|
|
Thread::idle(false);
|
|
}
|
|
Debug(&plugin,DebugAll,"%s stop running",currentName());
|
|
}
|
|
|
|
|
|
/*
|
|
* YJGConnection
|
|
*/
|
|
// Outgoing call
|
|
YJGConnection::YJGConnection(Message& msg, const char* caller, const char* called,
|
|
bool available, const NamedList& caps, const char* file, const char* localip)
|
|
: Channel(&plugin,0,true),
|
|
m_mutex(true,"YJGConnection"),
|
|
m_state(Pending), m_session(0), m_rtpStarted(false), m_acceptRelay(s_acceptRelay),
|
|
m_sessVersion(s_sessVersion), m_sessFlags(s_jingle->sessionFlags()),
|
|
m_local(caller), m_remote(called), m_audioContent(0),
|
|
m_audioFormats(JGRtpMediaList::Audio),
|
|
m_callerPrompt(msg.getValue("callerprompt")),
|
|
m_localip(localip),
|
|
m_offerRawTransport(true), m_offerIceTransport(true),
|
|
m_redirectCount(s_redirectCount), m_dtmfMeth(s_dtmfMeth),
|
|
m_secure(s_useCrypto), m_secureRequired(s_cryptoMandatory),
|
|
m_hangup(false), m_timeout(0), m_transferring(false), m_recvTransferStanza(0),
|
|
m_dataFlags(0), m_ftStatus(FTNone), m_ftHostDirection(FTHostNone),
|
|
m_connSocksServer(msg.getBoolValue("socksserver",true))
|
|
{
|
|
int redir = msg.getIntValue("redirectcount",m_redirectCount);
|
|
m_redirectCount = (redir >= 0) ? redir : 0;
|
|
m_dtmfMeth = msg.getIntValue("dtmfmethod",s_dictDtmfMeth,s_dtmfMeth);
|
|
m_secure = msg.getBoolValue("secure",m_secure);
|
|
m_secureRequired = msg.getBoolValue("secure_required",m_secureRequired);
|
|
overrideJingleVersion(msg,false);
|
|
if (available)
|
|
overrideJingleVersion(caps,true);
|
|
overrideJingleFlags(msg,"ojingle_flags");
|
|
if (m_sessVersion != JGSession::Version0) {
|
|
m_offerRawTransport = msg.getBoolValue("offerrawudp",s_offerRawTransport);
|
|
m_offerIceTransport = msg.getBoolValue("offericeudp",s_offerIceTransport);
|
|
}
|
|
else
|
|
m_offerRawTransport = false;
|
|
m_subject = msg.getValue("subject");
|
|
m_line = msg.getValue("line");
|
|
String uri = msg.getValue("diverteruri",msg.getValue("diverter"));
|
|
// Skip protocol if present
|
|
if (uri) {
|
|
int pos = uri.find(':');
|
|
m_transferFrom.set((pos >= 0) ? uri.substr(pos + 1) : uri);
|
|
}
|
|
// Get formats. Check if this is a file transfer session
|
|
if (null(file)) {
|
|
String audio = msg["formats"];
|
|
plugin.lock();
|
|
if (audio)
|
|
adjustUsedIlbc(audio);
|
|
else if (!s_usedCodecs.createList(audio,true))
|
|
audio = "alaw,mulaw";
|
|
m_audioFormats.setMedia(s_usedCodecs,audio);
|
|
plugin.unlock();
|
|
}
|
|
else {
|
|
m_secure = false;
|
|
m_ftStatus = FTIdle;
|
|
m_ftHostDirection = FTHostLocal;
|
|
NamedString* oper = msg.getParam("operation");
|
|
bool send = (oper && *oper == "send");
|
|
m_ftContents.append(buildFileTransferContent(send,file,msg));
|
|
// Add default proxy stream host if we have one
|
|
JGStreamHost* sh = plugin.defFTProxy();
|
|
if (sh)
|
|
m_streamHosts.append(sh);
|
|
}
|
|
Debug(this,DebugCall,"Outgoing%s. caller='%s' called='%s'%s%s [%p]",
|
|
m_ftStatus != FTNone ? " file transfer" : "",caller,called,
|
|
m_transferFrom ? ". Transferred from=": "",
|
|
m_transferFrom.safe(),this);
|
|
// Set timeout and maxcall
|
|
int tout = msg.getIntValue("timeout",-1);
|
|
if (tout > 0)
|
|
timeout(Time::now() + tout*(u_int64_t)1000);
|
|
else if (tout == 0)
|
|
timeout(0);
|
|
m_timeout = msg.getIntValue("maxcall",0) * (u_int64_t)1000;
|
|
u_int64_t pendingTimeout = s_pendingTimeout * (u_int64_t)1000;
|
|
u_int64_t timenow = Time::now();
|
|
if (m_timeout && pendingTimeout >= m_timeout) {
|
|
maxcall(timenow + m_timeout);
|
|
m_timeout = 1;
|
|
}
|
|
else {
|
|
maxcall(timenow + pendingTimeout);
|
|
if (m_timeout) {
|
|
// Set a greater timeout for file transfer due to
|
|
// TCP connect
|
|
if (m_ftStatus == FTNone)
|
|
m_timeout += timenow - pendingTimeout;
|
|
else
|
|
m_timeout += timenow;
|
|
}
|
|
}
|
|
XDebug(this,DebugInfo,"Time: " FMT64 ". Maxcall set to " FMT64 " us. [%p]",
|
|
Time::now(),maxcall(),this);
|
|
// Startup
|
|
Message* m = message("chan.startup",msg);
|
|
m->setParam("direction",status());
|
|
m_targetid = msg.getValue("id");
|
|
m->copyParams(msg,"caller,callername,called,billid,callto,username");
|
|
Engine::enqueue(m);
|
|
// Make the call
|
|
if (available)
|
|
presenceChanged(true);
|
|
}
|
|
|
|
// Incoming call
|
|
YJGConnection::YJGConnection(JGEvent* event)
|
|
: Channel(&plugin,0,false),
|
|
m_mutex(true,"YJGConnection"),
|
|
m_state(Active), m_session(event->session()), m_rtpStarted(false), m_acceptRelay(s_acceptRelay),
|
|
m_sessVersion(event->session()->version()), m_sessFlags(s_jingle->sessionFlags()),
|
|
m_local(event->session()->local()), m_remote(event->session()->remote()),
|
|
m_audioContent(0),
|
|
m_audioFormats(JGRtpMediaList::Audio),
|
|
m_offerRawTransport(true), m_offerIceTransport(true),
|
|
m_redirectCount(0), m_dtmfMeth(s_dtmfMeth),
|
|
m_secure(s_useCrypto), m_secureRequired(s_cryptoMandatory),
|
|
m_hangup(false), m_timeout(0), m_transferring(false), m_recvTransferStanza(0),
|
|
m_dataFlags(0), m_ftStatus(FTNone), m_ftHostDirection(FTHostNone),
|
|
m_connSocksServer(false)
|
|
{
|
|
m_line = m_session->line();
|
|
plugin.lock();
|
|
m_audioFormats.setMedia(s_usedCodecs);
|
|
plugin.unlock();
|
|
// Update local ip in non server mode
|
|
if (!s_serverMode && m_line) {
|
|
Message* m = plugin.checkAccount(m_line);
|
|
if (m) {
|
|
m_localip = m->getValue("localip");
|
|
TelEngine::destruct(m);
|
|
}
|
|
}
|
|
if (event->jingle()) {
|
|
// Check if this call is transferred
|
|
XmlElement* trans = XMPPUtils::findFirstChild(*event->jingle(),XmlTag::Transfer);
|
|
if (trans)
|
|
m_transferFrom = trans->getAttribute("from");
|
|
// Get subject
|
|
m_subject = XMPPUtils::subject(*event->jingle());
|
|
}
|
|
Debug(this,DebugCall,"Incoming. caller='%s' called='%s'%s%s [%p]",
|
|
m_remote.c_str(),m_local.c_str(),
|
|
m_transferFrom ? ". Transferred from=" : "",
|
|
m_transferFrom.safe(),this);
|
|
// Set session
|
|
m_session->userData(this);
|
|
if (m_sessVersion == JGSession::Version0)
|
|
m_offerRawTransport = false;
|
|
// Process incoming content(s)
|
|
ObjList ok;
|
|
ObjList remove;
|
|
bool haveAudioSession = false;
|
|
bool haveFTSession = false;
|
|
if (processContentAdd(*event,ok,remove)) {
|
|
for (ObjList* o = ok.skipNull(); o; o = o->skipNext()) {
|
|
JGSessionContent* c = static_cast<JGSessionContent*>(o->get());
|
|
switch (c->type()) {
|
|
case JGSessionContent::RtpIceUdp:
|
|
case JGSessionContent::RtpRawUdp:
|
|
case JGSessionContent::RtpP2P:
|
|
haveAudioSession = haveAudioSession || c->isSession();
|
|
addContent(false,c);
|
|
break;
|
|
case JGSessionContent::FileBSBOffer:
|
|
case JGSessionContent::FileBSBRequest:
|
|
haveFTSession = haveFTSession || c->isSession();
|
|
m_ftContents.append(c);
|
|
break;
|
|
default:
|
|
// processContentAdd() should return only known content types in ok list
|
|
// This a safeguard if we add new content type(s) and forget to process them
|
|
Debug(this,DebugNote,
|
|
"Can't process incoming content '%s' of type %u [%p]",
|
|
c->toString().c_str(),c->type(),this);
|
|
// Append this content to 'remove' list
|
|
// Let the list own it since we'll remove it from event's list
|
|
remove.append(c);
|
|
}
|
|
event->m_contents.remove(c,false);
|
|
}
|
|
}
|
|
// XEP-0166 7.2.8 At least one content should have disposition=session
|
|
// Change state to Pending on failure to terminate the session
|
|
const char* error = 0;
|
|
if (m_audioContents.skipNull()) {
|
|
if (!haveAudioSession)
|
|
error = "No content with session disposition";
|
|
}
|
|
else if (m_ftContents.skipNull()) {
|
|
m_secure = false;
|
|
m_ftStatus = FTIdle;
|
|
m_ftHostDirection = FTHostRemote;
|
|
m_session->buildSocksDstAddr(m_dstAddrDomain);
|
|
if (haveFTSession) {
|
|
// TODO: Check data consistency: all file transfer contents should be
|
|
// identical (except for transport method, of course)
|
|
}
|
|
else
|
|
error = "No content with session disposition";
|
|
}
|
|
else
|
|
error = "No acceptable session content(s) in initiate event";
|
|
if (!error) {
|
|
event->confirmElement();
|
|
if (remove.skipNull())
|
|
m_session->sendContent(JGSession::ActContentRemove,remove);
|
|
// We don't support mixed sessions for now
|
|
// Remove file transfer contents if we have an audio session request
|
|
if (m_audioContents.skipNull() && m_ftContents.skipNull()) {
|
|
Debug(this,DebugNote,"Denying file transfer in audio session [%p]",this);
|
|
m_session->sendContent(JGSession::ActContentRemove,m_ftContents);
|
|
m_ftContents.clear();
|
|
}
|
|
// Send transport accept now for version 0
|
|
if (m_sessVersion == JGSession::Version0) {
|
|
ObjList* o = m_audioContents.skipNull();
|
|
if (o)
|
|
m_session->sendContent(JGSession::ActTransportAccept,
|
|
static_cast<JGSessionContent*>(o->get()));
|
|
}
|
|
}
|
|
else {
|
|
m_state = Pending;
|
|
setReason("failure");
|
|
Debug(this,DebugNote,"%s [%p]",error,this);
|
|
event->confirmElement(XMPPError::BadRequest,error);
|
|
}
|
|
|
|
// Startup
|
|
Message* m = message("chan.startup");
|
|
m->setParam("direction",status());
|
|
m->setParam("caller",m_remote.bare());
|
|
m->setParam("called",m_local.node());
|
|
Engine::enqueue(m);
|
|
}
|
|
|
|
// Release data
|
|
YJGConnection::~YJGConnection()
|
|
{
|
|
TelEngine::destruct(m_recvTransferStanza);
|
|
hangup();
|
|
disconnected(true,m_reason);
|
|
Debug(this,DebugCall,"Destroyed [%p]",this);
|
|
}
|
|
|
|
// Route an incoming call
|
|
bool YJGConnection::route()
|
|
{
|
|
Message* m = message("call.preroute",false,true);
|
|
m->addParam("username",m_remote.node());
|
|
m->addParam("in_line",m_line,false);
|
|
m->addParam("called",m_local.node());
|
|
m->addParam("calleduri",BUILD_XMPP_URI(m_local));
|
|
m->addParam("caller",m_remote.node());
|
|
m->addParam("callername",m_remote.bare());
|
|
m->addParam("calleruri",BUILD_XMPP_URI(m_remote));
|
|
if (m_subject)
|
|
m->addParam("subject",m_subject);
|
|
m->addParam("jingle_version",JGSession::lookupVersion(m_sessVersion));
|
|
String flags;
|
|
JGEngine::encodeFlags(flags,m_sessFlags,JGSession::s_flagName);
|
|
m->addParam("jingle_flags",flags,false);
|
|
m_mutex.lock();
|
|
// TODO: add remote ip/port
|
|
// Fill file transfer data
|
|
JGSessionContent* c = firstFTContent();
|
|
if (c) {
|
|
m->addParam("format","data");
|
|
if (c->type() == JGSessionContent::FileBSBOffer)
|
|
m->addParam("operation","receive");
|
|
else if (c->type() == JGSessionContent::FileBSBRequest)
|
|
m->addParam("operation","send");
|
|
m->addParam("file_name",c->m_fileTransfer.getValue("name"));
|
|
int sz = c->m_fileTransfer.getIntValue("size",-1);
|
|
if (sz >= 0)
|
|
m->addParam("file_size",String(sz));
|
|
const char* md5 = c->m_fileTransfer.getValue("hash");
|
|
if (!null(md5))
|
|
m->addParam("file_md5",md5);
|
|
String* date = c->m_fileTransfer.getParam("date");
|
|
if (!null(date)) {
|
|
unsigned int time = XMPPUtils::decodeDateTimeSec(*date);
|
|
if (time != (unsigned int)-1)
|
|
m->addParam("file_time",String(time));
|
|
}
|
|
}
|
|
else {
|
|
String formats;
|
|
m_audioFormats.createList(formats,true);
|
|
m->addParam("formats",formats,false);
|
|
}
|
|
m_mutex.unlock();
|
|
return startRouter(m);
|
|
}
|
|
|
|
// Call accepted
|
|
// Init RTP. Accept session and transport. Send transport
|
|
void YJGConnection::callAccept(Message& msg)
|
|
{
|
|
Debug(this,DebugCall,"callAccept [%p]",this);
|
|
m_secure = msg.getBoolValue("secure",m_secure);
|
|
m_secureRequired = msg.getBoolValue("secure_required",m_secureRequired);
|
|
m_dtmfMeth = msg.getIntValue("dtmfmethod",s_dictDtmfMeth,m_dtmfMeth);
|
|
overrideJingleFlags(msg,"jingle_flags");
|
|
Channel::callAccept(msg);
|
|
Lock lock(m_mutex);
|
|
if (m_session)
|
|
m_session->setFlags(m_sessFlags);
|
|
}
|
|
|
|
void YJGConnection::callRejected(const char* error, const char* reason,
|
|
const Message* msg)
|
|
{
|
|
Debug(this,DebugCall,"callRejected. error=%s reason=%s [%p]",error,reason,this);
|
|
if (!reason)
|
|
reason = "rejected";
|
|
hangup(error,reason);
|
|
Channel::callRejected(error,reason,msg);
|
|
}
|
|
|
|
bool YJGConnection::callRouted(Message& msg)
|
|
{
|
|
DDebug(this,DebugCall,"callRouted [%p]",this);
|
|
return Channel::callRouted(msg);
|
|
}
|
|
|
|
void YJGConnection::disconnected(bool final, const char* reason)
|
|
{
|
|
Debug(this,DebugCall,"disconnected. final=%u reason=%s [%p]",
|
|
final,reason,this);
|
|
TelEngine::destruct(m_audioContent);
|
|
setReason(reason);
|
|
Channel::disconnected(final,m_reason);
|
|
}
|
|
|
|
bool YJGConnection::msgProgress(Message& msg)
|
|
{
|
|
DDebug(this,DebugInfo,"msgProgress [%p]",this);
|
|
if (m_ftStatus == FTNone)
|
|
setEarlyMediaOut(msg);
|
|
return true;
|
|
}
|
|
|
|
bool YJGConnection::msgRinging(Message& msg)
|
|
{
|
|
DDebug(this,DebugInfo,"msgRinging [%p]",this);
|
|
if (m_ftStatus != FTNone)
|
|
return true;
|
|
m_mutex.lock();
|
|
if (m_session)
|
|
m_session->sendInfo(m_session->createRtpInfoXml(JGSession::RtpRinging));
|
|
m_mutex.unlock();
|
|
setEarlyMediaOut(msg);
|
|
return true;
|
|
}
|
|
|
|
bool YJGConnection::msgAnswered(Message& msg)
|
|
{
|
|
Debug(this,DebugCall,"msgAnswered [%p]",this);
|
|
if (m_ftStatus == FTNone) {
|
|
if (m_sessVersion != JGSession::Version0) {
|
|
clearEndpoint();
|
|
Lock lock(m_mutex);
|
|
m_rtpId.clear();
|
|
}
|
|
m_mutex.lock();
|
|
if (m_sessVersion != JGSession::Version0 || !m_rtpStarted)
|
|
resetCurrentAudioContent(true,false,true);
|
|
ObjList tmp;
|
|
if (m_audioContent)
|
|
tmp.append(m_audioContent)->setDelete(false);
|
|
else
|
|
Debug(this,DebugMild,"No session audio content available on answer time!!! [%p]",this);
|
|
if (m_session)
|
|
m_session->accept(tmp);
|
|
m_mutex.unlock();
|
|
return Channel::msgAnswered(msg);
|
|
}
|
|
// File transfer connection
|
|
Channel::msgAnswered(msg);
|
|
if (m_ftStatus == FTEstablished) {
|
|
if (setupSocksFileTransfer(true)) {
|
|
ObjList tmp;
|
|
JGSessionContent* c = firstFTContent();
|
|
if (c)
|
|
tmp.append(c)->setDelete(false);
|
|
m_session->accept(tmp);
|
|
}
|
|
else
|
|
hangup("failure");
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool YJGConnection::msgUpdate(Message& msg)
|
|
{
|
|
DDebug(this,DebugCall,"msgUpdate [%p]",this);
|
|
Channel::msgUpdate(msg);
|
|
|
|
if (m_ftStatus != FTNone)
|
|
return false;
|
|
|
|
NamedString* oper = msg.getParam("operation");
|
|
if (TelEngine::null(oper))
|
|
return false;
|
|
|
|
bool req = (*oper == "request");
|
|
bool notify = !req && (*oper == "notify");
|
|
|
|
bool ok = false;
|
|
|
|
#define SET_ERROR_BREAK(error,reason) { \
|
|
if (error) \
|
|
msg.setParam("error",error); \
|
|
if (reason) \
|
|
msg.setParam("reason",reason); \
|
|
break; \
|
|
}
|
|
|
|
Lock lock(m_mutex);
|
|
bool hold = msg.getBoolValue("hold");
|
|
bool active = msg.getBoolValue("active");
|
|
// Use a while to check session and break to method end
|
|
while (m_session) {
|
|
// Hold
|
|
if (hold) {
|
|
// TODO: check if remote peer supports JingleRtpInfo
|
|
if (notify) {
|
|
ok = true;
|
|
break;
|
|
}
|
|
if (!req)
|
|
break;
|
|
// Already put on hold
|
|
if (dataFlags(OnHold)) {
|
|
if (dataFlags(OnHoldLocal))
|
|
SET_ERROR_BREAK("pending",0);
|
|
SET_ERROR_BREAK("failure","Already on hold");
|
|
}
|
|
// Send XML. Copy any additional params
|
|
XmlElement* hold = XMPPUtils::createElement(XmlTag::Hold,
|
|
XMPPNamespace::JingleAppsRtpInfo);
|
|
unsigned int n = msg.length();
|
|
for (unsigned int i = 0; i < n; i++) {
|
|
NamedString* ns = msg.getParam(i);
|
|
if (!(ns && ns->name().startsWith("hold.") && ns->name().at(5)))
|
|
continue;
|
|
hold->setAttributeValid(ns->name().substr(5),*ns);
|
|
}
|
|
m_onHoldOutId << "hold" << Time::secNow();
|
|
if (!m_session->sendInfo(hold,&m_onHoldOutId)) {
|
|
m_onHoldOutId = "";
|
|
SET_ERROR_BREAK("noconn",0);
|
|
}
|
|
DDebug(this,DebugAll,"Sent hold request [%p]",this);
|
|
m_dataFlags |= OnHoldLocal;
|
|
removeCurrentAudioContent();
|
|
ok = true;
|
|
break;
|
|
}
|
|
// Active
|
|
if (active) {
|
|
// TODO: check if remote peer supports JingleRtpInfo
|
|
if (notify) {
|
|
ok = true;
|
|
break;
|
|
}
|
|
if (!req)
|
|
break;
|
|
// Not on hold
|
|
if (!dataFlags(OnHold))
|
|
SET_ERROR_BREAK("failure","Already active");
|
|
// Put on hold by remote
|
|
if (dataFlags(OnHoldRemote))
|
|
SET_ERROR_BREAK("failure","Already on hold by the other party");
|
|
// Send XML. Copy additional attributes
|
|
XmlElement* active = XMPPUtils::createElement(XmlTag::Active,
|
|
XMPPNamespace::JingleAppsRtpInfo);
|
|
unsigned int n = msg.length();
|
|
for (unsigned int i = 0; i < n; i++) {
|
|
NamedString* ns = msg.getParam(i);
|
|
if (!(ns && ns->name().startsWith("active.") && ns->name().at(5)))
|
|
continue;
|
|
active->setAttributeValid(ns->name().substr(5),*ns);
|
|
}
|
|
m_activeOutId << "active" << Time::secNow();
|
|
if (!m_session->sendInfo(active,&m_activeOutId)) {
|
|
m_activeOutId = "";
|
|
SET_ERROR_BREAK("noconn",0);
|
|
}
|
|
DDebug(this,DebugAll,"Sent active request [%p]",this);
|
|
ok = true;
|
|
break;
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
if (!ok && req && (hold || active))
|
|
Debug(this,DebugNote,"Failed to send '%s' request error='%s' reason='%s' [%p]",
|
|
hold ? "hold" : "active",msg.getValue("error"),msg.getValue("reason"),this);
|
|
|
|
#undef SET_ERROR_BREAK
|
|
return ok;
|
|
}
|
|
|
|
// Send message to remote peer
|
|
bool YJGConnection::msgText(Message& msg, const char* text)
|
|
{
|
|
DDebug(this,DebugCall,"msgText. '%s' [%p]",text,this);
|
|
Lock lock(m_mutex);
|
|
if (m_session)
|
|
return s_jingle->sendMessage(m_session,text);
|
|
return false;
|
|
}
|
|
|
|
// Hangup
|
|
bool YJGConnection::msgDrop(Message& msg, const char* reason)
|
|
{
|
|
DDebug(this,DebugCall,"msgDrop('%s') [%p]",reason,this);
|
|
setReason(reason ? reason : "dropped");
|
|
if (!Channel::msgDrop(msg,m_reason))
|
|
return false;
|
|
hangup(m_reason);
|
|
return true;
|
|
}
|
|
|
|
// Send tones to remote peer
|
|
bool YJGConnection::msgTone(Message& msg, const char* tone)
|
|
{
|
|
DDebug(this,DebugCall,"msgTone. '%s' [%p]",tone,this);
|
|
if (!(tone && *tone))
|
|
return true;
|
|
int meth = msg.getIntValue("method",s_dictDtmfMeth,m_dtmfMeth);
|
|
Lock lock(m_mutex);
|
|
// Inband and RFC 2833 require an active local RTP stream
|
|
if (meth == YJGDriver::DtmfInband) {
|
|
if (m_rtpId && dtmfInband(tone))
|
|
return true;
|
|
}
|
|
else if (meth == YJGDriver::DtmfRfc2833) {
|
|
if (m_rtpId) {
|
|
msg.setParam("targetid",m_rtpId);
|
|
return false;
|
|
}
|
|
}
|
|
if (!m_session)
|
|
return false;
|
|
if (s_singleTone) {
|
|
char s[2] = {0,0};
|
|
while (*tone) {
|
|
s[0] = *tone++;
|
|
if (meth != YJGDriver::DtmfChat)
|
|
m_session->sendDtmf(s);
|
|
else
|
|
s_jingle->sendMessage(m_session,s);
|
|
}
|
|
}
|
|
else if (meth != YJGDriver::DtmfChat)
|
|
m_session->sendDtmf(tone);
|
|
else
|
|
s_jingle->sendMessage(m_session,tone);
|
|
return true;
|
|
}
|
|
|
|
// Send a transfer request
|
|
bool YJGConnection::msgTransfer(Message& msg)
|
|
{
|
|
Lock lock(m_mutex);
|
|
if (!canTransfer())
|
|
return false;
|
|
|
|
// Get transfer destination
|
|
m_transferTo.set(msg.getValue("to"));
|
|
|
|
// Check attended transfer request
|
|
NamedString* chanId = msg.getParam("channelid");
|
|
if (chanId) {
|
|
bool ok = false;
|
|
plugin.lock();
|
|
YJGConnection* conn = static_cast<YJGConnection*>(plugin.find(*chanId));
|
|
if (conn) {
|
|
ok = conn->getSid(m_transferSid);
|
|
if (!m_transferTo)
|
|
m_transferTo = conn->remote();
|
|
}
|
|
plugin.unlock();
|
|
|
|
if (!m_transferSid) {
|
|
Debug(this,DebugNote,"Attended transfer failed for conn=%s 'no %s' [%p]",
|
|
chanId->c_str(),ok ? "session" : "connection",this);
|
|
return false;
|
|
}
|
|
|
|
// Don't transfer the same channel
|
|
if (m_transferSid == m_session->sid()) {
|
|
Debug(this,DebugNote,
|
|
"Attended transfer request for the same session! [%p]",this);
|
|
return false;
|
|
}
|
|
}
|
|
else if (!m_transferTo) {
|
|
DDebug(this,DebugNote,"Transfer request with empty target [%p]",this);
|
|
return false;
|
|
}
|
|
// Try to get a resource for transfer target if incomplete
|
|
if (!m_transferTo.isFull()) {
|
|
// const JBStream* stream = m_session ? m_session->stream() : 0;
|
|
// if (stream && stream->type() == JBEngine::Client)
|
|
// plugin.getClientTargetResource((JBClientStream*)stream,m_transferTo);
|
|
}
|
|
|
|
// Send the transfer request
|
|
XmlElement* trans = m_session->buildTransfer(m_transferTo,
|
|
m_transferSid ? m_session->local() : String::empty(),m_transferSid);
|
|
const char* subject = msg.getValue("subject");
|
|
if (!null(subject))
|
|
trans->addChild(XMPPUtils::createSubject(subject));
|
|
m_transferring = m_session->sendInfo(trans,&m_transferStanzaId);
|
|
Debug(this,m_transferring?DebugCall:DebugNote,"%s transfer to=%s sid=%s [%p]",
|
|
m_transferring ? "Sent" : "Failed to send",m_transferTo.c_str(),
|
|
m_transferSid.c_str(),this);
|
|
if (!m_transferring)
|
|
m_transferStanzaId = "";
|
|
return m_transferring;
|
|
}
|
|
|
|
// Hangup the call. Send session terminate if not already done
|
|
void YJGConnection::hangup(const char* reason, const char* text)
|
|
{
|
|
Lock lock(m_mutex);
|
|
if (m_hangup)
|
|
return;
|
|
m_hangup = true;
|
|
m_state = Terminated;
|
|
m_ftStatus = FTTerminated;
|
|
setReason(reason ? reason : (Engine::exiting() ? "shutdown" : "hangup"));
|
|
if (!text && Engine::exiting())
|
|
text = "Shutdown";
|
|
if (m_transferring)
|
|
transferTerminated(false,m_reason);
|
|
Message* m = message("chan.hangup",true);
|
|
m->setParam("status","hangup");
|
|
m->setParam("reason",m_reason);
|
|
Engine::enqueue(m);
|
|
if (m_session) {
|
|
m_session->userData(0);
|
|
int res = lookup(m_reason,s_errMap,JGSession::ReasonUnknown);
|
|
XmlElement* xml = 0;
|
|
switch (res) {
|
|
case JGSession::CryptoRequired:
|
|
case JGSession::InvalidCrypto:
|
|
xml = m_session->createReason(JGSession::ReasonSecurity,text,
|
|
m_session->createRtpSessionReason(res));
|
|
break;
|
|
case JGSession::Transferred:
|
|
xml = m_session->createReason(JGSession::ReasonOk,text,
|
|
m_session->createTransferReason(res));
|
|
break;
|
|
case JGSession::ReasonUnknown:
|
|
break;
|
|
default:
|
|
xml = m_session->createReason(res,text);
|
|
}
|
|
m_session->hangup(xml);
|
|
TelEngine::destruct(m_session);
|
|
}
|
|
Debug(this,DebugCall,"Hangup. reason=%s [%p]",m_reason.c_str(),this);
|
|
}
|
|
|
|
// Handle Jingle events
|
|
// Return false to terminate
|
|
bool YJGConnection::handleEvent(JGEvent* event)
|
|
{
|
|
if (!event)
|
|
return true;
|
|
Lock lock(m_mutex);
|
|
if (m_hangup) {
|
|
Debug(this,DebugInfo,"Ignoring event (%p,%u). Already hung up [%p]",
|
|
event,event->type(),this);
|
|
return false;
|
|
}
|
|
|
|
if (event->type() == JGEvent::Terminated) {
|
|
// Handle redirect
|
|
if (isOutgoing() && event->reason() == "redirect" && event->text()) {
|
|
bool validCounter = false;
|
|
if (m_redirectCount) {
|
|
m_redirectCount--;
|
|
validCounter = true;
|
|
}
|
|
// Handle here XMPP targets
|
|
// Let the pbx deal with other targets
|
|
if (validCounter && event->text().startsWith("xmpp:",false)) {
|
|
JabberID callto(event->text().substr(5));
|
|
if (callto.bare()) {
|
|
if (callto == m_remote) {
|
|
Debug(this,DebugNote,"Got redirect to the same remote party! [%p]",this);
|
|
callto.clear();
|
|
}
|
|
}
|
|
else {
|
|
Debug(this,DebugNote,"Got redirect to incomplete jid=%s [%p]",
|
|
event->text().c_str(),this);
|
|
callto.clear();
|
|
}
|
|
String id;
|
|
if (callto && getPeerId(id)) {
|
|
Message m("chan.masquerade");
|
|
m.addParam("message","call.execute");
|
|
m.addParam("id",id);
|
|
m.addParam("callto",plugin.prefix() + callto);
|
|
m.addParam("caller",m_local,false);
|
|
copySessionParams(m);
|
|
Debug(this,DebugCall,"Redirecting to '%s' [%p]",callto.c_str(),this);
|
|
lock.drop();
|
|
Engine::dispatch(m);
|
|
}
|
|
}
|
|
else {
|
|
URI uri(event->text());
|
|
paramMutex().lock();
|
|
parameters().clearParams();
|
|
parameters().addParam("called",uri.getUser());
|
|
parameters().addParam("calledname",uri.getDescription(),false);
|
|
parameters().addParam("calleduri",event->text());
|
|
parameters().addParam("copyparams","");
|
|
copySessionParams(parameters());
|
|
paramMutex().unlock();
|
|
}
|
|
}
|
|
const char* reason = event->reason();
|
|
Debug(this,DebugInfo,
|
|
"Session terminated with reason='%s' text='%s' [%p]",
|
|
reason,event->text().c_str(),this);
|
|
if (!TelEngine::null(reason)) {
|
|
int jingleReason = lookup(reason,JGSession::s_reasons,JGSession::ReasonGeneral);
|
|
setReason(lookup(jingleReason,s_errMap,reason));
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool response = false;
|
|
switch (event->type()) {
|
|
case JGEvent::Jingle:
|
|
break;
|
|
case JGEvent::ResultOk:
|
|
case JGEvent::ResultError:
|
|
case JGEvent::ResultTimeout:
|
|
response = true;
|
|
break;
|
|
default:
|
|
DDebug(this,DebugStub,"Unhandled event (%p,%u) [%p]",
|
|
event,event->type(),this);
|
|
return true;
|
|
}
|
|
|
|
// Process responses
|
|
if (response) {
|
|
XDebug(this,DebugAll,"Processing response event=%s id=%s [%p]",
|
|
event->name(),event->id().c_str(),this);
|
|
|
|
bool rspOk = (event->type() == JGEvent::ResultOk);
|
|
|
|
if (m_ftStanzaId && m_ftStanzaId == event->id()) {
|
|
m_ftStanzaId = "";
|
|
String usedHost;
|
|
bool ok = rspOk;
|
|
if (rspOk && event->element()) {
|
|
XmlElement* query = XMPPUtils::findFirstChild(*event->element(),XmlTag::Query);
|
|
if (query) {
|
|
XmlElement* used = XMPPUtils::findFirstChild(*query,XmlTag::StreamHostUsed);
|
|
if (used)
|
|
usedHost = used->getAttribute("jid");
|
|
}
|
|
}
|
|
if (!ok) {
|
|
// Result error: continue if we still can receive hosts
|
|
ok = (event->type() == JGEvent::ResultError && isOutgoing());
|
|
if (ok && m_ftStatus == FTWaitEstablish)
|
|
m_ftStatus = FTIdle;
|
|
clearEndpoint("data");
|
|
}
|
|
Debug(this,rspOk ? DebugAll : DebugInfo,
|
|
"Received result=%s to streamhost used=%s [%p]",
|
|
event->name(),usedHost.c_str(),this);
|
|
return ok;
|
|
}
|
|
|
|
// Hold/active result
|
|
bool hold = (m_onHoldOutId && m_onHoldOutId == event->id());
|
|
if (hold || (m_activeOutId && m_activeOutId == event->id())) {
|
|
Debug(this,rspOk ? DebugAll : DebugInfo,
|
|
"Received result=%s to %s request [%p]",
|
|
event->name(),hold ? "hold" : "active",this);
|
|
|
|
if (!hold)
|
|
m_dataFlags &= ~OnHoldLocal;
|
|
Message* m = message("call.update");
|
|
m->userData(this);
|
|
m->addParam("operation","notify");
|
|
if (hold)
|
|
m->addParam("hold",String::boolText(dataFlags(OnHold)));
|
|
else
|
|
m->addParam("active",String::boolText(!dataFlags(OnHold)));
|
|
Engine::enqueue(m);
|
|
if (hold)
|
|
m_onHoldOutId = "";
|
|
else {
|
|
m_activeOutId = "";
|
|
resetCurrentAudioContent(true,false);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
// Check if this is a transfer request result
|
|
if (m_transferring && m_transferStanzaId &&
|
|
m_transferStanzaId == event->id()) {
|
|
// Reset transfer
|
|
m_transferStanzaId = "";
|
|
m_transferring = false;
|
|
if (rspOk) {
|
|
Debug(this,DebugInfo,"Transfer succeedded [%p]",this);
|
|
// TODO: implement
|
|
}
|
|
else {
|
|
Debug(this,DebugNote,"Transfer failed error=%s [%p]",
|
|
event->text().c_str(),this);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
// Process jingle events
|
|
switch (event->action()) {
|
|
case JGSession::ActDtmf:
|
|
event->confirmElement();
|
|
Debug(this,DebugAll,"Received dtmf(%s) '%s' [%p]",
|
|
event->reason().c_str(),event->text().c_str(),this);
|
|
if (event->text()) {
|
|
Message* m = message("chan.dtmf");
|
|
m->addParam("text",event->text());
|
|
m->addParam("detected","jingle");
|
|
dtmfEnqueue(m);
|
|
}
|
|
break;
|
|
case JGSession::ActTransportInfo:
|
|
if (m_ftStatus == FTNone)
|
|
processActionTransportInfo(event);
|
|
else
|
|
event->confirmElement(XMPPError::Request);
|
|
break;
|
|
case JGSession::ActTransportAccept:
|
|
// TODO: handle it when (if) we'll send transport-replace
|
|
event->confirmElement(XMPPError::Request);
|
|
break;
|
|
case JGSession::ActTransportReject:
|
|
// TODO: handle it when (if) we'll send transport-replace
|
|
event->confirmElement(XMPPError::Request);
|
|
break;
|
|
case JGSession::ActTransportReplace:
|
|
// TODO: handle it
|
|
event->confirmElement();
|
|
Debug(this,DebugInfo,"Denying event(%s) [%p]",event->actionName(),this);
|
|
if (m_session)
|
|
m_session->sendContent(JGSession::ActTransportReject,event->m_contents);
|
|
break;
|
|
case JGSession::ActContentAccept:
|
|
if (m_ftStatus != FTNone) {
|
|
event->confirmElement(XMPPError::Request);
|
|
break;
|
|
}
|
|
event->confirmElement();
|
|
for (ObjList* o = event->m_contents.skipNull(); o; o = o->skipNext()) {
|
|
JGSessionContent* c = static_cast<JGSessionContent*>(o->get());
|
|
if (findContent(*c,m_audioContents))
|
|
Debug(this,DebugAll,"Event(%s) remote accepted content=%s [%p]",
|
|
event->actionName(),c->toString().c_str(),this);
|
|
else {
|
|
// We don't have such a content
|
|
Debug(this,DebugNote,
|
|
"Event(%s) remote accepted missing content=%s [%p]",
|
|
event->actionName(),c->toString().c_str(),this);
|
|
}
|
|
}
|
|
if (!m_audioContent)
|
|
resetCurrentAudioContent(isAnswered(),!isAnswered());
|
|
break;
|
|
case JGSession::ActContentAdd:
|
|
if (m_ftStatus == FTNone)
|
|
processActionContentAdd(event);
|
|
else
|
|
event->confirmElement(XMPPError::Request);
|
|
break;
|
|
case JGSession::ActContentModify:
|
|
// This event should modify the content 'senders' attribute
|
|
Debug(this,DebugInfo,"Denying event(%s) [%p]",event->actionName(),this);
|
|
event->confirmElement(XMPPError::NotAllowed);
|
|
break;
|
|
case JGSession::ActContentReject:
|
|
if (m_ftStatus != FTNone) {
|
|
event->confirmElement(XMPPError::Request);
|
|
break;
|
|
}
|
|
// XEP-0166 Notes - 16: terminate the session if there are no more contents
|
|
if (!removeContents(event))
|
|
return true;
|
|
if (!m_audioContent)
|
|
resetCurrentAudioContent(isAnswered(),!isAnswered());
|
|
break;
|
|
case JGSession::ActContentRemove:
|
|
// XEP-0166 Notes - 16: terminate the session if there are no more contents
|
|
if (m_ftStatus == FTNone) {
|
|
if (!removeContents(event))
|
|
return true;
|
|
if (!m_audioContent)
|
|
resetCurrentAudioContent(isAnswered(),!isAnswered());
|
|
}
|
|
else {
|
|
// Confirm and remove requested content(s)
|
|
// Terminate if the first content is removed while negotiating
|
|
event->confirmElement();
|
|
for (ObjList* o = event->m_contents.skipNull(); o; o = o->skipNext()) {
|
|
JGSessionContent* c = static_cast<JGSessionContent*>(o->get());
|
|
JGSessionContent* cc = findContent(*c,m_ftContents);
|
|
if (cc) {
|
|
if (cc == firstFTContent() && m_ftStatus != FTIdle)
|
|
return false;
|
|
m_ftContents.remove(cc);
|
|
}
|
|
}
|
|
return 0 != m_ftContents.skipNull();
|
|
}
|
|
break;
|
|
case JGSession::ActAccept:
|
|
if (!isAnswered()) {
|
|
if (m_ftStatus != FTNone)
|
|
return setupSocksFileTransfer(true);
|
|
processActionAccept(event);
|
|
}
|
|
break;
|
|
case JGSession::ActTransfer:
|
|
if (m_ftStatus == FTNone)
|
|
processTransferRequest(event);
|
|
else
|
|
event->confirmElement(XMPPError::Request);
|
|
break;
|
|
case JGSession::ActRinging:
|
|
if (m_ftStatus == FTNone) {
|
|
event->confirmElement();
|
|
Engine::enqueue(message("call.ringing",false,true));
|
|
}
|
|
else
|
|
event->confirmElement(XMPPError::Request);
|
|
break;
|
|
case JGSession::ActHold:
|
|
case JGSession::ActActive:
|
|
case JGSession::ActMute:
|
|
if (m_ftStatus == FTNone)
|
|
handleAudioInfoEvent(event);
|
|
else
|
|
event->confirmElement(XMPPError::Request);
|
|
break;
|
|
case JGSession::ActTrying:
|
|
case JGSession::ActReceived:
|
|
if (m_ftStatus == FTNone) {
|
|
event->confirmElement();
|
|
Debug(this,DebugAll,"Received Jingle event (%p) with action=%s [%p]",
|
|
event,event->actionName(),this);
|
|
}
|
|
else
|
|
event->confirmElement(XMPPError::Request);
|
|
break;
|
|
case JGSession::ActStreamHost:
|
|
if (m_ftStatus != FTNone) {
|
|
// Check if allowed
|
|
if (m_ftHostDirection != FTHostRemote) {
|
|
event->confirmElement(XMPPError::Request);
|
|
break;
|
|
}
|
|
// Check if we already received it
|
|
if (m_ftStatus != FTIdle) {
|
|
event->confirmElement(XMPPError::Request);
|
|
break;
|
|
}
|
|
event->setConfirmed();
|
|
// Remember stanza id
|
|
m_ftStanzaId = event->id();
|
|
// Copy hosts from event
|
|
ListIterator iter(event->m_streamHosts);
|
|
for (GenObject* o = 0; 0 != (o = iter.get());) {
|
|
event->m_streamHosts.remove(o,false);
|
|
m_streamHosts.append(o);
|
|
}
|
|
if (!setupSocksFileTransfer(false)) {
|
|
if (m_ftStanzaId) {
|
|
m_session->sendStreamHostUsed("",m_ftStanzaId);
|
|
m_ftStanzaId = "";
|
|
}
|
|
if (!setupSocksFileTransfer(false))
|
|
return false;
|
|
}
|
|
}
|
|
else
|
|
event->confirmElement(XMPPError::Request);
|
|
break;
|
|
default:
|
|
Debug(this,DebugNote,
|
|
"Received unexpected Jingle event (%p) with action=%s [%p]",
|
|
event,event->actionName(),this);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
// Process remote user's presence notifications
|
|
// Make the call if outgoing and in Pending (waiting for presence information) state
|
|
// Hangup if the remote user is unavailbale
|
|
// Return true to disconnect
|
|
bool YJGConnection::presenceChanged(bool available, NamedList* params)
|
|
{
|
|
Lock lock(m_mutex);
|
|
if (m_state == Terminated)
|
|
return false;
|
|
maxcall(m_timeout);
|
|
// Check if unavailable in any other states
|
|
if (!available) {
|
|
if (!m_hangup) {
|
|
DDebug(this,DebugCall,"Remote user is unavailable [%p]",this);
|
|
hangup("offline","Remote user is unavailable");
|
|
}
|
|
return true;
|
|
}
|
|
// Check if we are in pending state and remote peer is present
|
|
if (!(isOutgoing() && m_state == Pending && available))
|
|
return false;
|
|
|
|
bool ok = true;
|
|
if (params) {
|
|
// Check for required audio or file transfer
|
|
if (m_ftStatus == FTNone)
|
|
ok = params->getBoolValue("caps.audio");
|
|
else
|
|
ok = params->getBoolValue("caps.filetransfer");
|
|
}
|
|
if (!ok)
|
|
return false;
|
|
// Check for jingle version override
|
|
if (params)
|
|
overrideJingleVersion(*params,true);
|
|
|
|
// Make the call
|
|
Debug(this,DebugCall,"Calling. caller=%s called=%s [%p]",
|
|
m_local.c_str(),m_remote.c_str(),this);
|
|
m_state = Active;
|
|
if (m_ftStatus == FTNone) {
|
|
XmlElement* transfer = 0;
|
|
if (m_transferFrom)
|
|
transfer = JGSession::buildTransfer(String::empty(),m_transferFrom);
|
|
if (m_offerRawTransport)
|
|
addContent(true,buildAudioContent(JGRtpCandidates::RtpRawUdp));
|
|
if (m_offerIceTransport)
|
|
addContent(true,buildAudioContent(JGRtpCandidates::RtpIceUdp));
|
|
m_session = s_jingle->call(m_sessVersion,m_local,m_remote,m_audioContents,transfer,
|
|
m_callerPrompt,m_subject,m_line,&m_sessFlags);
|
|
// Init now the transport for version 0
|
|
if (m_session && m_session->version() == JGSession::Version0)
|
|
resetCurrentAudioContent(true,false);
|
|
}
|
|
else
|
|
m_session = s_jingle->call(m_sessVersion,m_local,m_remote,m_ftContents,0,
|
|
m_callerPrompt,m_subject,m_line);
|
|
if (!m_session) {
|
|
hangup("noconn");
|
|
return true;
|
|
}
|
|
m_session->userData(this);
|
|
if (m_ftStatus != FTNone) {
|
|
m_session->buildSocksDstAddr(m_dstAddrDomain);
|
|
if (!setupSocksFileTransfer(false)) {
|
|
if (m_ftStatus == FTTerminated) {
|
|
hangup("noconn");
|
|
return true;
|
|
}
|
|
// Send empty host
|
|
m_streamHosts.clear();
|
|
m_session->sendStreamHosts(m_streamHosts,&m_ftStanzaId);
|
|
}
|
|
}
|
|
// Notify now ringing if the remote party doesn't support it
|
|
if (m_ftStatus == FTNone && !m_session->hasFeature(XMPPNamespace::JingleAppsRtpInfo))
|
|
Engine::enqueue(message("call.ringing",false,true));
|
|
return false;
|
|
}
|
|
|
|
// Process a transfer request
|
|
bool YJGConnection::processTransferRequest(JGEvent* event)
|
|
{
|
|
Lock lock(m_mutex);
|
|
// Check if we can accept a transfer and if it is a valid request
|
|
XmlElement* trans = 0;
|
|
const char* reason = 0;
|
|
XMPPError::Type error = XMPPError::BadRequest;
|
|
while (true) {
|
|
if (!canTransfer()) {
|
|
error = XMPPError::Request;
|
|
reason = "Unacceptable in current state";
|
|
break;
|
|
}
|
|
trans = event->jingle() ? XMPPUtils::findFirstChild(*event->jingle(),XmlTag::Transfer) : 0;
|
|
if (!trans) {
|
|
reason = "Transfer element is misssing";
|
|
break;
|
|
}
|
|
m_transferTo = trans->getAttribute("to");
|
|
// Check transfer target
|
|
if (!m_transferTo) {
|
|
reason = "Transfer target is misssing or incomplete";
|
|
break;
|
|
}
|
|
// Check sid: don't accept the replacement of the same session
|
|
m_transferSid = trans->getAttribute("sid");
|
|
if (m_transferSid && isSid(m_transferSid)) {
|
|
reason = "Can't replace the same session";
|
|
break;
|
|
}
|
|
m_transferFrom = trans->getAttribute("from");
|
|
break;
|
|
}
|
|
String subject;
|
|
if (!reason && trans)
|
|
subject = XMPPUtils::subject(*trans);
|
|
|
|
if (!reason) {
|
|
TelEngine::destruct(m_recvTransferStanza);
|
|
m_recvTransferStanza = event->releaseXml();
|
|
event->setConfirmed();
|
|
m_transferring = true;
|
|
Debug(this,DebugCall,"Starting transfer to=%s from=%s sid=%s [%p]",
|
|
m_transferTo.c_str(),m_transferFrom.c_str(),m_transferSid.c_str(),this);
|
|
bool ok = ((new YJGTransfer(this,subject))->startup());
|
|
if (!ok)
|
|
transferTerminated(false,"Internal server error");
|
|
return ok;
|
|
}
|
|
|
|
// Not acceptable
|
|
Debug(this,DebugNote,
|
|
"Refusing transfer request reason='%s' (transferring=%u answered=%u) [%p]",
|
|
reason,m_transferring,isAnswered(),this);
|
|
event->confirmElement(error,reason);
|
|
return false;
|
|
}
|
|
|
|
// Transfer terminated notification from transfer thread
|
|
void YJGConnection::transferTerminated(bool ok, const char* reason)
|
|
{
|
|
Lock lock(m_mutex);
|
|
if (m_transferring && m_recvTransferStanza) {
|
|
if (ok)
|
|
Debug(this,DebugCall,"Transfer succeedded [%p]",this);
|
|
else
|
|
Debug(this,DebugNote,"Transfer failed error='%s' [%p]",reason,this);
|
|
}
|
|
if (m_session && m_recvTransferStanza) {
|
|
if (ok)
|
|
m_session->confirmResult(m_recvTransferStanza);
|
|
else
|
|
m_session->confirmError(m_recvTransferStanza,XMPPError::UndefinedCondition,
|
|
reason,XMPPError::TypeCancel);
|
|
TelEngine::destruct(m_recvTransferStanza);
|
|
}
|
|
// Reset transfer data
|
|
TelEngine::destruct(m_recvTransferStanza);
|
|
m_transferring = false;
|
|
m_transferStanzaId = "";
|
|
m_transferTo.set("");
|
|
m_transferFrom.set("");
|
|
m_transferSid = "";
|
|
}
|
|
|
|
// Process an ActContentAdd event
|
|
void YJGConnection::processActionContentAdd(JGEvent* event)
|
|
{
|
|
if (!event)
|
|
return;
|
|
|
|
ObjList ok;
|
|
ObjList remove;
|
|
if (!processContentAdd(*event,ok,remove)) {
|
|
event->confirmElement(XMPPError::Conflict,"Duplicate content(s)");
|
|
return;
|
|
}
|
|
|
|
ObjList* o = 0;
|
|
event->confirmElement();
|
|
if (m_session && remove.skipNull())
|
|
m_session->sendContent(JGSession::ActContentRemove,remove);
|
|
if (!ok.skipNull())
|
|
return;
|
|
for (o = ok.skipNull(); o; o = o->skipNext()) {
|
|
JGSessionContent* c = static_cast<JGSessionContent*>(o->get());
|
|
event->m_contents.remove(c,false);
|
|
addContent(false,c);
|
|
}
|
|
|
|
if (!(m_audioContent || dataFlags(OnHold)))
|
|
resetCurrentAudioContent(isAnswered(),!isAnswered());
|
|
enqueueCallProgress();
|
|
}
|
|
|
|
// Process an ActTransportInfo event
|
|
void YJGConnection::processActionTransportInfo(JGEvent* event)
|
|
{
|
|
if (!event)
|
|
return;
|
|
DDebug(this,DebugAll,"processActionTransportInfo() event=%s' [%p]",
|
|
event->actionName(),this);
|
|
bool ok = m_sessVersion != JGSession::Version0;
|
|
bool startAudioContent = false;
|
|
JGSessionContent* newContent = 0;
|
|
for (ObjList* o = event->m_contents.skipNull(); o; o = o->skipNext()) {
|
|
JGSessionContent* c = static_cast<JGSessionContent*>(o->get());
|
|
JGSessionContent* cc = findContent(*c,m_audioContents);
|
|
if (!cc) {
|
|
Debug(this,DebugNote,"Event('%s') content '%s' not found [%p]",
|
|
event->actionName(),c->toString().c_str(),this);
|
|
continue;
|
|
}
|
|
// Update transport(s)
|
|
bool changed = updateCandidate(1,*cc,*c);
|
|
// Version0: the session will give us only 1 content
|
|
if (!changed && m_sessVersion == JGSession::Version0) {
|
|
ok = false;
|
|
break;
|
|
}
|
|
ok = true;
|
|
// Update credentials for ICE-UDP
|
|
cc->m_rtpRemoteCandidates.m_password = c->m_rtpRemoteCandidates.m_password;
|
|
cc->m_rtpRemoteCandidates.m_ufrag = c->m_rtpRemoteCandidates.m_ufrag;
|
|
// Check RTCP
|
|
changed = updateCandidate(2,*cc,*c) || changed;
|
|
if (!changed)
|
|
continue;
|
|
// Restart current content if the transport belongs to it or
|
|
// replace or if the transport belongs to another one
|
|
if (m_audioContent == cc) {
|
|
startAudioContent = true;
|
|
newContent = 0;
|
|
}
|
|
else
|
|
newContent = cc;
|
|
}
|
|
if (ok) {
|
|
event->confirmElement();
|
|
if (newContent) {
|
|
if (!dataFlags(OnHold))
|
|
resetCurrentAudioContent(isAnswered(),!isAnswered(),true,newContent);
|
|
}
|
|
else if ((startAudioContent && !startRtp()) || !(m_audioContent || dataFlags(OnHold)))
|
|
resetCurrentAudioContent(isAnswered(),!isAnswered());
|
|
}
|
|
else
|
|
event->confirmElement(XMPPError::NotAcceptable);
|
|
enqueueCallProgress();
|
|
}
|
|
|
|
// Handle answer (session accept) event for non file transfer
|
|
void YJGConnection::processActionAccept(JGEvent* event)
|
|
{
|
|
// Update media
|
|
Debug(this,DebugCall,"Remote peer answered the call [%p]",this);
|
|
m_state = Active;
|
|
status("answered");
|
|
for (ObjList* o = event->m_contents.skipNull(); o; o = o->skipNext()) {
|
|
JGSessionContent* recv = static_cast<JGSessionContent*>(o->get());
|
|
// Ignore non session contents
|
|
if (!recv->isSession())
|
|
continue;
|
|
JGSessionContent* c = findContent(*recv,m_audioContents);
|
|
if (!c)
|
|
continue;
|
|
// Update credentials for ICE-UDP
|
|
// only if not version 0 (this version only sends media in accept)
|
|
if (m_sessVersion != JGSession::Version0) {
|
|
c->m_rtpRemoteCandidates.m_password = recv->m_rtpRemoteCandidates.m_password;
|
|
c->m_rtpRemoteCandidates.m_ufrag = recv->m_rtpRemoteCandidates.m_ufrag;
|
|
}
|
|
// Update media
|
|
bool mediaChanged = false;
|
|
bool telEvChanged = false;
|
|
if (!(checkMedia(*event,*recv) &&
|
|
matchMedia(*c,*recv,mediaChanged,telEvChanged))) {
|
|
if (c == m_audioContent)
|
|
resetEp("audio");
|
|
continue;
|
|
}
|
|
c->m_rtpMedia.m_ready = true;
|
|
// First media changed for current audio content
|
|
// RTP don't support update: reset audio
|
|
if (mediaChanged && c == m_audioContent)
|
|
resetEp("audio");
|
|
// Update transport(s)
|
|
// Force changed for Version0 (we have valid common media)
|
|
bool changed = (m_sessVersion == JGSession::Version0);
|
|
if (changed) {
|
|
changed = updateCandidate(1,*c,*recv);
|
|
changed = updateCandidate(2,*c,*recv) || changed;
|
|
}
|
|
if (changed && !m_audioContent)
|
|
resetCurrentAudioContent(true,false,true,c);
|
|
}
|
|
if (!m_audioContent)
|
|
resetCurrentAudioContent(true,false,true);
|
|
Engine::enqueue(message("call.answered",false,true));
|
|
}
|
|
|
|
// Update a received candidate. Return true if changed
|
|
bool YJGConnection::updateCandidate(unsigned int component, JGSessionContent& local,
|
|
JGSessionContent& recv)
|
|
{
|
|
JGRtpCandidate* rtpRecv = recv.m_rtpRemoteCandidates.findByComponent(component);
|
|
if (!rtpRecv)
|
|
return false;
|
|
JGRtpCandidate* rtp = local.m_rtpRemoteCandidates.findByComponent(component);
|
|
#ifdef DEBUG
|
|
String s1;
|
|
String s2;
|
|
dumpCandidate(s1,rtpRecv);
|
|
dumpCandidate(s2,rtp);
|
|
Debug(this,DebugAll,"updateCandidate() recv: %s found: %s [%p]",
|
|
s1.c_str(),s2.c_str(),this);
|
|
#endif
|
|
// Version0 or p2p transport: check acceptable transport
|
|
if (m_sessVersion == JGSession::Version0 ||
|
|
local.type() == JGSessionContent::RtpP2P) {
|
|
// We only handle UDP based transports for now
|
|
if (rtpRecv->m_protocol != "udp")
|
|
return false;
|
|
// Only accept a relay as a second transport and only once
|
|
if (m_acceptRelay && rtpRecv->m_type == "relay") {
|
|
m_acceptRelay = false;
|
|
if (rtp) {
|
|
Debug(this,DebugNote,"Replacing remote transport type '%s' with a relay [%p]",
|
|
rtp->m_type.c_str(),this);
|
|
local.m_rtpRemoteCandidates.remove(rtp);
|
|
rtp = 0;
|
|
if (local.m_rtpMedia.media() == JGRtpMediaList::Audio)
|
|
resetEp("audio",false);
|
|
}
|
|
}
|
|
// Any other transport type accepted only initially
|
|
else if (rtp)
|
|
return false;
|
|
}
|
|
if (!rtp) {
|
|
DDebug(this,DebugAll,"Adding remote transport '%s' in content '%s' [%p]",
|
|
rtpRecv->toString().c_str(),local.toString().c_str(),this);
|
|
recv.m_rtpRemoteCandidates.remove(rtpRecv,false);
|
|
local.m_rtpRemoteCandidates.append(rtpRecv);
|
|
return true;
|
|
}
|
|
// Another candidate: replace
|
|
// Same candidate with greater generation: replace
|
|
if (rtp->toString() != rtpRecv->toString() ||
|
|
rtp->m_generation.toInteger() < rtpRecv->m_generation.toInteger()) {
|
|
DDebug(this,DebugAll,
|
|
"Replacing remote transport '%s' with '%s' in content '%s' [%p]",
|
|
rtp->toString().c_str(),rtpRecv->toString().c_str(),local.toString().c_str(),this);
|
|
local.m_rtpRemoteCandidates.remove(rtp);
|
|
recv.m_rtpRemoteCandidates.remove(rtpRecv,false);
|
|
local.m_rtpRemoteCandidates.append(rtpRecv);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
// Add a new content to the list
|
|
void YJGConnection::addContent(bool local, JGSessionContent* c)
|
|
{
|
|
Lock lock(m_mutex);
|
|
m_audioContents.append(c);
|
|
if (local)
|
|
c->m_rtpRemoteCandidates.m_type = c->m_rtpLocalCandidates.m_type;
|
|
else
|
|
c->m_rtpLocalCandidates.m_type = c->m_rtpRemoteCandidates.m_type;
|
|
if (c->m_rtpLocalCandidates.m_type == JGRtpCandidates::RtpIceUdp) {
|
|
if (m_sessVersion != JGSession::Version0)
|
|
c->m_rtpLocalCandidates.generateIceAuth();
|
|
else
|
|
c->m_rtpLocalCandidates.generateOldIceAuth();
|
|
}
|
|
Debug(this,DebugAll,"Added content='%s' type=%s initiator=%s [%p]",
|
|
c->toString().c_str(),c->m_rtpLocalCandidates.typeName(),
|
|
String::boolText(c->creator() == JGSessionContent::CreatorInitiator),this);
|
|
}
|
|
|
|
// Remove a content from list
|
|
void YJGConnection::removeContent(JGSessionContent* c)
|
|
{
|
|
if (!c)
|
|
return;
|
|
Debug(this,DebugAll,"Removing content='%s' type=%s initiator=%s [%p]",
|
|
c->toString().c_str(),c->m_rtpLocalCandidates.typeName(),
|
|
String::boolText(c->creator() == JGSessionContent::CreatorInitiator),this);
|
|
m_audioContents.remove(c);
|
|
}
|
|
|
|
// Reset the current audio content
|
|
// If the content is not re-usable (SRTP with local address),
|
|
// add a new identical content and remove the old old one from the session
|
|
void YJGConnection::removeCurrentAudioContent(bool removeReq)
|
|
{
|
|
if (!dataFlags(OnHold)) {
|
|
clearEndpoint();
|
|
m_rtpId.clear();
|
|
}
|
|
if (!m_audioContent)
|
|
return;
|
|
|
|
Debug(this,DebugAll,"Resetting current audio content (%p,'%s') [%p]",
|
|
m_audioContent,m_audioContent->toString().c_str(),this);
|
|
|
|
// Remove from list if not re-usable
|
|
bool check = (m_audioContent->isSession() == isAnswered());
|
|
bool removeFromList = removeReq;
|
|
if (check && (0 != m_audioContent->m_rtpMedia.m_cryptoLocal.skipNull())) {
|
|
JGRtpCandidate* rtpLocal = m_audioContent->m_rtpLocalCandidates.findByComponent(1);
|
|
if (rtpLocal && rtpLocal->m_address) {
|
|
removeFromList = true;
|
|
// Build a new content
|
|
JGSessionContent* c = buildAudioContent(m_audioContent->m_rtpLocalCandidates.m_type,
|
|
m_audioContent->senders(),false,false);
|
|
if (m_audioContent->isEarlyMedia())
|
|
c->setEarlyMedia();
|
|
// Copy media
|
|
c->m_rtpMedia.m_cryptoRequired = m_audioContent->m_rtpMedia.m_cryptoRequired;
|
|
c->m_rtpMedia.setMedia(m_audioContent->m_rtpMedia);
|
|
// Append
|
|
addContent(true,c);
|
|
if (m_session)
|
|
m_session->sendContent(JGSession::ActContentAdd,c);
|
|
}
|
|
}
|
|
|
|
if (removeFromList) {
|
|
if (!removeReq && m_session)
|
|
m_session->sendContent(JGSession::ActContentRemove,m_audioContent);
|
|
removeContent(m_audioContent);
|
|
}
|
|
TelEngine::destruct(m_audioContent);
|
|
}
|
|
|
|
// This method is used to set the current audio content
|
|
// Reset the current content
|
|
// Find the first available content and try to use it
|
|
// Send a transport info for the new current content
|
|
// Return false on error
|
|
bool YJGConnection::resetCurrentAudioContent(bool session, bool earlyMedia,
|
|
bool sendTransInfo, JGSessionContent* newContent)
|
|
{
|
|
// Reset the current audio content
|
|
removeCurrentAudioContent();
|
|
|
|
// Set nothing if on hold
|
|
if (dataFlags(OnHold))
|
|
return false;
|
|
|
|
if (!newContent) {
|
|
// Pick up a new content. Try to find a content with remote candidates
|
|
for (ObjList* o = m_audioContents.skipNull(); o; o = o->skipNext()) {
|
|
newContent = static_cast<JGSessionContent*>(o->get());
|
|
bool ok = newContent->isValidAudio() &&
|
|
((session && newContent->isSession()) ||
|
|
(earlyMedia && newContent->isEarlyMedia()));
|
|
if (ok && newContent->m_rtpRemoteCandidates.findByComponent(1))
|
|
break;
|
|
newContent = 0;
|
|
}
|
|
// No content: choose the first suitable one
|
|
if (!newContent) {
|
|
for (ObjList* o = m_audioContents.skipNull(); o; o = o->skipNext()) {
|
|
newContent = static_cast<JGSessionContent*>(o->get());
|
|
if (newContent->isValidAudio() &&
|
|
((session && newContent->isSession()) ||
|
|
(earlyMedia && newContent->isEarlyMedia())))
|
|
break;
|
|
newContent = 0;
|
|
}
|
|
}
|
|
}
|
|
else if (!newContent->isValidAudio())
|
|
return false;
|
|
if (newContent && newContent->ref()) {
|
|
m_audioContent = newContent;
|
|
Debug(this,DebugAll,"Using audio content '%s' [%p]",
|
|
m_audioContent->toString().c_str(),this);
|
|
JGRtpCandidate* rtp = m_audioContent->m_rtpLocalCandidates.findByComponent(1);
|
|
if (!(rtp && rtp->m_address))
|
|
initLocalCandidates(*m_audioContent,sendTransInfo);
|
|
return startRtp();
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
// Start RTP for the given content
|
|
// For raw udp transports, sends a 'trying' session info
|
|
bool YJGConnection::startRtp()
|
|
{
|
|
if (m_hangup)
|
|
return false;
|
|
if (!m_audioContent) {
|
|
DDebug(this,DebugInfo,"Failed to start RTP: no audio content [%p]",this);
|
|
return false;
|
|
}
|
|
|
|
if (m_sessVersion == JGSession::Version0 && m_rtpStarted)
|
|
return true;
|
|
|
|
JGRtpCandidate* rtpLocal = m_audioContent->m_rtpLocalCandidates.findByComponent(1);
|
|
JGRtpCandidate* rtpRemote = m_audioContent->m_rtpRemoteCandidates.findByComponent(1);
|
|
if (!(rtpLocal && rtpRemote)) {
|
|
Debug(this,DebugNote,
|
|
"Failed to start RTP for content='%s' candidates local=%s remote=%s [%p]",
|
|
m_audioContent->toString().c_str(),String::boolText(0 != rtpLocal),
|
|
String::boolText(0 != rtpRemote),this);
|
|
return false;
|
|
}
|
|
|
|
Message m("chan.rtp");
|
|
m.userData(this);
|
|
complete(m);
|
|
m.addParam("direction",rtpDir(*m_audioContent));
|
|
m.addParam("media","audio");
|
|
m.addParam("getsession","true");
|
|
ObjList* obj = m_audioContent->m_rtpMedia.skipNull();
|
|
if (obj) {
|
|
JGRtpMedia* media = static_cast<JGRtpMedia*>(obj->get());
|
|
m.addParam("payload",media->m_id);
|
|
m.addParam("format",media->m_synonym);
|
|
}
|
|
m.addParam("evpayload",String(m_audioContent->m_rtpMedia.m_telEvent));
|
|
m.addParam("localip",rtpLocal->m_address);
|
|
m.addParam("localport",rtpLocal->m_port);
|
|
m.addParam("remoteip",rtpRemote->m_address);
|
|
m.addParam("remoteport",rtpRemote->m_port);
|
|
//m.addParam("autoaddr","false");
|
|
bool rtcp = (0 != m_audioContent->m_rtpLocalCandidates.findByComponent(2));
|
|
m.addParam("rtcp",String::boolText(rtcp));
|
|
// Crypto
|
|
if (m_secure) {
|
|
ObjList* cr = m_audioContent->m_rtpMedia.m_cryptoRemote.skipNull();
|
|
if (cr && m_audioContent->m_rtpMedia.m_cryptoLocal.skipNull())
|
|
addSecure(m,static_cast<JGCrypto*>(cr->get()));
|
|
else if (m_secureRequired) {
|
|
Debug(this,DebugNote,"No required crypto in current content [%p]",this);
|
|
dropNoCrypto();
|
|
return false;
|
|
}
|
|
}
|
|
|
|
String oldPort = rtpLocal->m_port;
|
|
|
|
if (!Engine::dispatch(m)) {
|
|
Debug(this,DebugNote,"Failed to start RTP for content='%s' [%p]",
|
|
m_audioContent->toString().c_str(),this);
|
|
return false;
|
|
}
|
|
|
|
m_rtpId = m.getValue("rtpid");
|
|
rtpLocal->m_port = m.getValue("localport");
|
|
|
|
String buf;
|
|
#ifdef DEBUG
|
|
buf << ". Candidates local: ";
|
|
dumpCandidate(buf,rtpLocal);
|
|
buf << " remote: ";
|
|
dumpCandidate(buf,rtpRemote);
|
|
#endif
|
|
Debug(this,DebugAll,
|
|
"RTP started for content='%s' local='%s:%s' remote='%s:%s'%s [%p]",
|
|
m_audioContent->toString().c_str(),
|
|
rtpLocal->m_address.c_str(),rtpLocal->m_port.c_str(),
|
|
rtpRemote->m_address.c_str(),rtpRemote->m_port.c_str(),buf.safe(),this);
|
|
|
|
if (oldPort != rtpLocal->m_port && m_session) {
|
|
rtpLocal->m_generation = rtpLocal->m_generation.toInteger(0) + 1;
|
|
m_session->sendContent(JGSession::ActTransportInfo,m_audioContent);
|
|
}
|
|
|
|
if (rtpRemote->m_address &&
|
|
(m_audioContent->m_rtpLocalCandidates.m_type == JGRtpCandidates::RtpIceUdp ||
|
|
m_audioContent->m_rtpLocalCandidates.m_type == JGRtpCandidates::RtpP2P)) {
|
|
m_rtpStarted = true;
|
|
// Start STUN
|
|
Message* msg = plugin.message("socket.stun");
|
|
msg->userData(m.userData());
|
|
String user;
|
|
String pwd;
|
|
if (m_audioContent->m_rtpLocalCandidates.m_type == JGRtpCandidates::RtpIceUdp) {
|
|
// FIXME: check if these parameters are correct
|
|
user = m_audioContent->m_rtpRemoteCandidates.m_ufrag +
|
|
m_audioContent->m_rtpLocalCandidates.m_ufrag;
|
|
pwd = m_audioContent->m_rtpLocalCandidates.m_ufrag +
|
|
m_audioContent->m_rtpRemoteCandidates.m_ufrag;
|
|
}
|
|
else {
|
|
JGRtpCandidateP2P* local = YOBJECT(JGRtpCandidateP2P,rtpLocal);
|
|
JGRtpCandidateP2P* remote = YOBJECT(JGRtpCandidateP2P,rtpRemote);
|
|
if (local && remote) {
|
|
user = remote->m_username + local->m_username;
|
|
pwd = local->m_username + remote->m_username;
|
|
}
|
|
}
|
|
msg->addParam("localusername",user);
|
|
msg->addParam("remoteusername",pwd);
|
|
msg->addParam("remoteip",rtpRemote->m_address.c_str());
|
|
msg->addParam("remoteport",rtpRemote->m_port);
|
|
msg->addParam("userid",m_rtpId);
|
|
Engine::enqueue(msg);
|
|
}
|
|
else if (m_audioContent->m_rtpLocalCandidates.m_type == JGRtpCandidates::RtpRawUdp) {
|
|
// Send trying
|
|
if (m_session) {
|
|
XmlElement* trying = XMPPUtils::createElement(XmlTag::Trying,
|
|
XMPPNamespace::JingleTransportRawUdpInfo);
|
|
m_session->sendInfo(trying);
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
// Check a received candidate's parameters
|
|
// Return false if some parameter's value is incorrect
|
|
bool YJGConnection::checkRecvCandidate(JGSessionContent& content, JGRtpCandidate& c)
|
|
{
|
|
// Check address and port for all
|
|
if (!c.m_address || c.m_port.toInteger() <= 0)
|
|
return false;
|
|
if (content.m_rtpRemoteCandidates.m_type == JGRtpCandidates::RtpRawUdp) {
|
|
// XEP-0177 4.2 these attributes are required
|
|
return c.toString() && c.m_component && (c.m_generation.toInteger(-1) >= 0);
|
|
}
|
|
if (content.m_rtpRemoteCandidates.m_type == JGRtpCandidates::RtpIceUdp) {
|
|
// XEP-0176 13 XML Schema: these attributes are required
|
|
return c.toString() && c.m_component && (c.m_generation.toInteger(-1) >= 0) &&
|
|
c.m_network && c.m_priority && (c.m_protocol == "udp") && c.m_type;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
// Check a received content(s). Fill received lists with accepted/rejected content(s)
|
|
// The lists don't own their pointers
|
|
// Return false on error
|
|
bool YJGConnection::processContentAdd(const JGEvent& event, ObjList& ok, ObjList& remove)
|
|
{
|
|
for (ObjList* o = event.m_contents.skipNull(); o; o = o->skipNext()) {
|
|
JGSessionContent* c = static_cast<JGSessionContent*>(o->get());
|
|
|
|
bool fileTransfer = false;
|
|
|
|
// Check content type
|
|
switch (c->type()) {
|
|
case JGSessionContent::RtpIceUdp:
|
|
case JGSessionContent::RtpRawUdp:
|
|
case JGSessionContent::RtpP2P:
|
|
break;
|
|
case JGSessionContent::FileBSBOffer:
|
|
case JGSessionContent::FileBSBRequest:
|
|
// File transfer contents can be added only in session initiate
|
|
if (event.action() != JGSession::ActInitiate) {
|
|
Debug(this,DebugInfo,
|
|
"Event(%s) file transfer content='%s' in non initiate event [%p]",
|
|
event.actionName(),c->toString().c_str(),this);
|
|
remove.append(c)->setDelete(false);
|
|
continue;
|
|
}
|
|
fileTransfer = true;
|
|
break;
|
|
case JGSessionContent::Unknown:
|
|
case JGSessionContent::UnknownFileTransfer:
|
|
Debug(this,DebugNote,
|
|
"Event(%s) with unknown (unsupported) content '%s' [%p]",
|
|
event.actionName(),c->toString().c_str(),this);
|
|
remove.append(c)->setDelete(false);
|
|
continue;
|
|
}
|
|
|
|
// Check creator
|
|
if ((isOutgoing() && c->creator() == JGSessionContent::CreatorInitiator) ||
|
|
(isIncoming() && c->creator() == JGSessionContent::CreatorResponder)) {
|
|
Debug(this,DebugNote,
|
|
"Event(%s) content='%s' has invalid creator [%p]",
|
|
event.actionName(),c->toString().c_str(),this);
|
|
remove.append(c)->setDelete(false);
|
|
continue;
|
|
}
|
|
|
|
// Done if file transfer
|
|
if (fileTransfer) {
|
|
ok.append(c)->setDelete(false);
|
|
continue;
|
|
}
|
|
|
|
// Check if we already have an audio content with the same name and creator
|
|
if (findContent(*c,m_audioContents)) {
|
|
Debug(this,DebugNote,
|
|
"Event(%s) content='%s' is already added [%p]",
|
|
event.actionName(),c->toString().c_str(),this);
|
|
return false;
|
|
}
|
|
|
|
// Check transport type
|
|
if (c->m_rtpRemoteCandidates.m_type == JGRtpCandidates::Unknown) {
|
|
Debug(this,DebugNote,
|
|
"Event(%s) content='%s' has unknown transport type [%p]",
|
|
event.actionName(),c->toString().c_str(),this);
|
|
remove.append(c)->setDelete(false);
|
|
continue;
|
|
}
|
|
|
|
// Check candidates
|
|
// XEP-0177 Raw UDP: the content must contain valid transport data
|
|
JGRtpCandidate* rtp = c->m_rtpRemoteCandidates.findByComponent(1);
|
|
if (rtp) {
|
|
if (!checkRecvCandidate(*c,*rtp)) {
|
|
Debug(this,DebugNote,
|
|
"Event(%s) content='%s' has invalid RTP candidate [%p]",
|
|
event.actionName(),c->toString().c_str(),this);
|
|
remove.append(c)->setDelete(false);
|
|
continue;
|
|
}
|
|
}
|
|
else if (c->m_rtpRemoteCandidates.m_type == JGRtpCandidates::RtpRawUdp) {
|
|
Debug(this,DebugNote,
|
|
"Event(%s) raw udp content='%s' without RTP candidate [%p]",
|
|
event.actionName(),c->toString().c_str(),this);
|
|
remove.append(c)->setDelete(false);
|
|
continue;
|
|
}
|
|
JGRtpCandidate* rtcp = c->m_rtpRemoteCandidates.findByComponent(2);
|
|
if (rtcp && !checkRecvCandidate(*c,*rtcp)) {
|
|
Debug(this,DebugNote,
|
|
"Event(%s) content='%s' has invalid RTCP candidate [%p]",
|
|
event.actionName(),c->toString().c_str(),this);
|
|
remove.append(c)->setDelete(false);
|
|
continue;
|
|
}
|
|
|
|
// Check media
|
|
if (!checkMedia(event,*c)) {
|
|
remove.append(c)->setDelete(false);
|
|
continue;
|
|
}
|
|
c->m_rtpMedia.m_ready = true;
|
|
|
|
// Check crypto
|
|
bool error = false;
|
|
ObjList* cr = c->m_rtpMedia.m_cryptoRemote.skipNull();
|
|
for (; cr; cr = cr->skipNext()) {
|
|
JGCrypto* crypto = static_cast<JGCrypto*>(cr->get());
|
|
if (!(crypto->m_suite && crypto->m_keyParams)) {
|
|
error = true;
|
|
break;
|
|
}
|
|
}
|
|
if (error) {
|
|
Debug(this,DebugNote,
|
|
"Event(%s) content=%s with invalid crypto [%p]",
|
|
event.actionName(),c->toString().c_str(),this);
|
|
remove.append(c)->setDelete(false);
|
|
continue;
|
|
}
|
|
|
|
// Ok
|
|
ok.append(c)->setDelete(false);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
// Remove contents
|
|
// Return false if there are no more contents
|
|
bool YJGConnection::removeContents(JGEvent* event)
|
|
{
|
|
if (!event)
|
|
return true;
|
|
|
|
// Confirm and remove requested content(s)
|
|
event->confirmElement();
|
|
for (ObjList* o = event->m_contents.skipNull(); o; o = o->skipNext()) {
|
|
JGSessionContent* c = static_cast<JGSessionContent*>(o->get());
|
|
JGSessionContent* cc = findContent(*c,m_audioContents);
|
|
if (cc) {
|
|
if (m_audioContent == cc)
|
|
removeCurrentAudioContent(true);
|
|
else
|
|
removeContent(cc);
|
|
}
|
|
}
|
|
bool ok = 0 != m_audioContents.skipNull();
|
|
if (!ok)
|
|
Debug(this,DebugCall,"No more audio contents [%p]",this);
|
|
return ok;
|
|
}
|
|
|
|
// Build a RTP audio content. Add used codecs to the list
|
|
// Build and init the candidate(s) if the content is a raw udp one
|
|
JGSessionContent* YJGConnection::buildAudioContent(JGRtpCandidates::Type type,
|
|
JGSessionContent::Senders senders, bool rtcp, bool useFormats)
|
|
{
|
|
String id;
|
|
id << this->id() << "_content_" << (int)Random::random();
|
|
JGSessionContent::Type t = JGSessionContent::Unknown;
|
|
if (type == JGRtpCandidates::RtpRawUdp)
|
|
t = JGSessionContent::RtpRawUdp;
|
|
else if (type == JGRtpCandidates::RtpIceUdp)
|
|
t = JGSessionContent::RtpIceUdp;
|
|
else if (type == JGRtpCandidates::RtpP2P)
|
|
t = JGSessionContent::RtpP2P;
|
|
JGSessionContent* c = new JGSessionContent(t,id,senders,
|
|
isOutgoing() ? JGSessionContent::CreatorInitiator : JGSessionContent::CreatorResponder);
|
|
|
|
// Add codecs
|
|
c->m_rtpMedia.m_media = JGRtpMediaList::Audio;
|
|
if (m_secure && m_secureRequired)
|
|
c->m_rtpMedia.m_cryptoRequired = true;
|
|
if (useFormats)
|
|
c->m_rtpMedia.setMedia(m_audioFormats);
|
|
if (m_sessVersion == JGSession::Version0 || type == JGRtpCandidates::RtpP2P) {
|
|
// Hack: set second telephone event for implementations expecting it
|
|
c->m_rtpMedia.m_telEventName2 = "audio/telephone-event";
|
|
}
|
|
|
|
c->m_rtpLocalCandidates.m_type = c->m_rtpRemoteCandidates.m_type = type;
|
|
|
|
if (type == JGRtpCandidates::RtpRawUdp || m_secure)
|
|
initLocalCandidates(*c,false);
|
|
|
|
return c;
|
|
}
|
|
|
|
// Build a file transfer content
|
|
JGSessionContent* YJGConnection::buildFileTransferContent(bool send, const char* filename,
|
|
NamedList& params)
|
|
{
|
|
// Build the content
|
|
String id;
|
|
id << this->id() << "_content_" << (int)Random::random();
|
|
JGSessionContent::Type t = JGSessionContent::Unknown;
|
|
JGSessionContent::Senders s = JGSessionContent::SendUnknown;
|
|
if (send) {
|
|
t = JGSessionContent::FileBSBOffer;
|
|
s = JGSessionContent::SendInitiator;
|
|
}
|
|
else {
|
|
t = JGSessionContent::FileBSBRequest;
|
|
s = JGSessionContent::SendResponder;
|
|
}
|
|
JGSessionContent* c = new JGSessionContent(t,id,s,JGSessionContent::CreatorInitiator);
|
|
|
|
// Init file
|
|
c->m_fileTransfer.addParam("name",filename);
|
|
int sz = params.getIntValue("file_size",-1);
|
|
if (sz >= 0)
|
|
c->m_fileTransfer.addParam("size",String(sz));
|
|
const char* hash = params.getValue("file_md5");
|
|
if (!null(hash))
|
|
c->m_fileTransfer.addParam("hash",hash);
|
|
int date = params.getIntValue("file_time",-1);
|
|
if (date >= 0) {
|
|
String buf;
|
|
XMPPUtils::encodeDateTimeSec(buf,date);
|
|
c->m_fileTransfer.addParam("date",buf);
|
|
}
|
|
|
|
return c;
|
|
}
|
|
|
|
// Reserve local port for a RTP session content
|
|
bool YJGConnection::initLocalCandidates(JGSessionContent& content, bool sendTransInfo)
|
|
{
|
|
if (m_hangup)
|
|
return false;
|
|
JGRtpCandidate* rtp = content.m_rtpLocalCandidates.findByComponent(1);
|
|
bool incGeneration = (0 != rtp);
|
|
if (!rtp) {
|
|
rtp = buildCandidate(content.type() != JGSessionContent::RtpP2P);
|
|
content.m_rtpLocalCandidates.append(rtp);
|
|
}
|
|
|
|
// TODO: handle RTCP
|
|
|
|
Message m("chan.rtp");
|
|
m.userData(static_cast<CallEndpoint*>(this));
|
|
complete(m);
|
|
m.addParam("direction",rtpDir(content));
|
|
m.addParam("media","audio");
|
|
m.addParam("getsession","true");
|
|
m.addParam("anyssrc","true");
|
|
if (m_localip)
|
|
m.addParam("localip",m_localip);
|
|
else if (!plugin.addLocalIp(m)) {
|
|
JGRtpCandidate* remote = content.m_rtpRemoteCandidates.findByComponent(1);
|
|
if (remote && remote->m_address)
|
|
m.addParam("remoteip",remote->m_address);
|
|
}
|
|
if (m_secure) {
|
|
ObjList* cr = content.m_rtpMedia.m_cryptoRemote.skipNull();
|
|
if (cr)
|
|
addSecure(m,static_cast<JGCrypto*>(cr->get()));
|
|
else if (m_secureRequired) {
|
|
// TODO: Terminate the call or try to use another content
|
|
Debug(this,DebugNote,"No required crypto in current content [%p]",this);
|
|
dropNoCrypto();
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (!Engine::dispatch(m)) {
|
|
Debug(this,DebugNote,"Failed to init RTP for content='%s' [%p]",
|
|
content.toString().c_str(),this);
|
|
return false;
|
|
}
|
|
|
|
if (m_secure) {
|
|
NamedString* cSuite = m.getParam("ocrypto_suite");
|
|
if (cSuite) {
|
|
JGCrypto* crypto = new JGCrypto("1",*cSuite,m.getValue("ocrypto_key"));
|
|
content.m_rtpMedia.m_cryptoLocal.append(crypto);
|
|
}
|
|
else if (m_secureRequired) {
|
|
// Failed to setup encryption
|
|
// TODO: Terminate the call or try to use another content
|
|
Debug(this,DebugNote,"Failed to setup required crypto [%p]",this);
|
|
dropNoCrypto();
|
|
return false;
|
|
}
|
|
}
|
|
|
|
plugin.setLocalIp(rtp->m_address,m);
|
|
rtp->m_port = m.getValue("localport","-1");
|
|
|
|
if (incGeneration) {
|
|
rtp->m_generation = rtp->m_generation.toInteger(0) + 1;
|
|
sendTransInfo = true;
|
|
}
|
|
// Send transport info
|
|
if (sendTransInfo && m_session)
|
|
m_session->sendContent(JGSession::ActTransportInfo,&content);
|
|
|
|
return true;
|
|
}
|
|
|
|
// Match a local content agaist a received one
|
|
// Return false if there is no common media
|
|
bool YJGConnection::matchMedia(JGSessionContent& local, JGSessionContent& recv,
|
|
bool& firstChanged, bool& telEvChanged) const
|
|
{
|
|
bool first = true;
|
|
ListIterator iter(local.m_rtpMedia);
|
|
for (GenObject* gen = 0; 0 != (gen = iter.get()); first = false) {
|
|
JGRtpMedia* m = static_cast<JGRtpMedia*>(gen);
|
|
JGRtpMedia* found = recv.m_rtpMedia.findSynonym(m->m_synonym);
|
|
// Check synonym, the content is already checked
|
|
if (found) {
|
|
if (m->m_id == found->m_id)
|
|
continue;
|
|
Debug(this,DebugAll,
|
|
"Content '%s' remote changed payload id from %s to %s for '%s' [%p]",
|
|
local.toString().c_str(),m->m_id.c_str(),found->m_id.c_str(),
|
|
m->m_synonym.c_str(),this);
|
|
m->m_id = found->m_id;
|
|
if (first)
|
|
firstChanged = true;
|
|
continue;
|
|
}
|
|
Debug(this,DebugAll,"Content '%s' removing media %s/%s from offer [%p]",
|
|
local.toString().c_str(),m->m_id.c_str(),m->m_synonym.c_str(),this);
|
|
local.m_rtpMedia.remove(m);
|
|
if (first)
|
|
firstChanged = true;
|
|
}
|
|
// Update telephone event payload id
|
|
if (local.m_rtpMedia.m_telEvent != recv.m_rtpMedia.m_telEvent) {
|
|
Debug(this,DebugAll,"Content '%s' changing tel event from %d to %d [%p]",
|
|
local.toString().c_str(),local.m_rtpMedia.m_telEvent,
|
|
recv.m_rtpMedia.m_telEvent,this);
|
|
local.m_rtpMedia.m_telEvent = recv.m_rtpMedia.m_telEvent;
|
|
telEvChanged = true;
|
|
}
|
|
if (local.m_rtpMedia.skipNull())
|
|
return true;
|
|
Debug(this,DebugInfo,"No common media for content=%s [%p]",
|
|
local.toString().c_str(),this);
|
|
return false;
|
|
}
|
|
|
|
// Find a session content in a list
|
|
JGSessionContent* YJGConnection::findContent(JGSessionContent& recv,
|
|
const ObjList& list) const
|
|
{
|
|
for (ObjList* o = list.skipNull(); o; o = o->skipNext()) {
|
|
JGSessionContent* c = static_cast<JGSessionContent*>(o->get());
|
|
if (c->creator() == recv.creator() && c->toString() == recv.toString())
|
|
return c;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Set early media to remote
|
|
void YJGConnection::setEarlyMediaOut(Message& msg)
|
|
{
|
|
if (isOutgoing() || isAnswered())
|
|
return;
|
|
|
|
// Don't set it if the peer don't have a source
|
|
if (!(getPeer() && getPeer()->getSource() && msg.getBoolValue("earlymedia",true)))
|
|
return;
|
|
|
|
String formats = msg.getParam("formats");
|
|
if (!formats)
|
|
formats = getPeer()->getSource()->getFormat();
|
|
if (!formats)
|
|
return;
|
|
|
|
Lock lock(m_mutex);
|
|
if (m_audioContent && m_audioContent->isEarlyMedia())
|
|
return;
|
|
|
|
// Check if we already have an early media content
|
|
JGSessionContent* c = 0;
|
|
for (ObjList* o = m_audioContents.skipNull(); o; o = o->skipNext()) {
|
|
c = static_cast<JGSessionContent*>(o->get());
|
|
if (c->isValidAudio() && c->isEarlyMedia())
|
|
break;
|
|
c = 0;
|
|
}
|
|
|
|
// Build a new content if not found
|
|
if (!c) {
|
|
c = buildAudioContent(JGRtpCandidates::RtpRawUdp,
|
|
JGSessionContent::SendResponder,false,false);
|
|
plugin.lock();
|
|
c->m_rtpMedia.setMedia(s_usedCodecs,formats);
|
|
plugin.unlock();
|
|
c->setEarlyMedia();
|
|
addContent(true,c);
|
|
}
|
|
|
|
resetCurrentAudioContent(false,true,false,c);
|
|
if (m_session)
|
|
m_session->sendContent(JGSession::ActContentAdd,c);
|
|
}
|
|
|
|
// Enqueue a call.progress message from the current audio content
|
|
// Used for early media
|
|
void YJGConnection::enqueueCallProgress()
|
|
{
|
|
if (!(m_audioContent && m_audioContent->isEarlyMedia()))
|
|
return;
|
|
Message* m = message("call.progress");
|
|
String formats;
|
|
m_audioContent->m_rtpMedia.createList(formats,true);
|
|
m->addParam("formats",formats);
|
|
Engine::enqueue(m);
|
|
}
|
|
|
|
// Set file transfer stream host
|
|
bool YJGConnection::setupSocksFileTransfer(bool start)
|
|
{
|
|
if (!m_session) {
|
|
DDebug(this,DebugNote,"setupSocksFileTransfer: no session [%p]",this);
|
|
return false;
|
|
}
|
|
JGSessionContent* c = firstFTContent();
|
|
if (!c) {
|
|
DDebug(this,DebugNote,"setupSocksFileTransfer: no contents [%p]",this);
|
|
return false;
|
|
}
|
|
const char* dir = 0;
|
|
if (c->type() == JGSessionContent::FileBSBOffer)
|
|
dir = isOutgoing() ? "send" : "receive";
|
|
else if (c->type() == JGSessionContent::FileBSBRequest)
|
|
dir = isIncoming() ? "send" : "receive";
|
|
else {
|
|
DDebug(this,DebugNote,"setupSocksFileTransfer: no SOCKS contents [%p]",this);
|
|
return false;
|
|
}
|
|
|
|
if (start) {
|
|
Message m("chan.socks");
|
|
m.userData(this);
|
|
m.addParam("dst_addr_domain",m_dstAddrDomain);
|
|
m.addParam("format","data");
|
|
m.addParam("client",String::boolText(m_ftHostDirection != FTHostLocal));
|
|
bool ok = Engine::dispatch(m);
|
|
if (ok) {
|
|
m_ftStatus = FTRunning;
|
|
Debug(this,DebugAll,"Started SOCKS file transfer [%p]",this);
|
|
}
|
|
else {
|
|
setReason("notransport");
|
|
m_ftStatus = FTTerminated;
|
|
Debug(this,DebugNote,"Failed to start SOCKS file transfer [%p]",this);
|
|
}
|
|
return ok;
|
|
}
|
|
|
|
// Init transport
|
|
const char* error = 0;
|
|
while (true) {
|
|
ObjList* o = m_streamHosts.skipNull();
|
|
if (!o) {
|
|
// We can send hosts: try to get a local socks server
|
|
if (m_ftHostDirection == FTHostLocal) {
|
|
Message m("chan.socks");
|
|
m.userData(this);
|
|
m.addParam("dst_addr_domain",m_dstAddrDomain);
|
|
m.addParam("direction",dir);
|
|
m.addParam("client",String::boolText(false));
|
|
if (m_localip && !s_serverMode && m_connSocksServer)
|
|
m.addParam("localip",m_localip);
|
|
DDebug(this,DebugAll,"Trying to setup local SOCKS server [%p]",this);
|
|
clearEndpoint("data");
|
|
if (Engine::dispatch(m)) {
|
|
const char* addr = m.getValue("address");
|
|
int port = m.getIntValue("port");
|
|
if (!null(addr) && port > 0) {
|
|
m_ftNotifier = m.getValue("notifier");
|
|
m_streamHosts.append(new JGStreamHost(m_local,addr,port));
|
|
m_ftStatus = FTWaitEstablish;
|
|
// Send our stream host
|
|
m_session->sendStreamHosts(m_streamHosts,&m_ftStanzaId);
|
|
break;
|
|
}
|
|
}
|
|
error = "chan.socks failed";
|
|
}
|
|
else
|
|
error = "no hosts";
|
|
break;
|
|
}
|
|
|
|
// Remove the first stream host if status is idle: it failed
|
|
if (m_ftStatus != FTIdle) {
|
|
JGStreamHost* sh = static_cast<JGStreamHost*>(o->get());
|
|
Debug(this,DebugNote,"Removing failed streamhost '%s:%d' [%p]",
|
|
sh->m_address.c_str(),sh->m_port,this);
|
|
o->remove();
|
|
o = m_streamHosts.skipNull();
|
|
}
|
|
|
|
while (o) {
|
|
Message m("chan.socks");
|
|
m.userData(this);
|
|
m.addParam("dst_addr_domain",m_dstAddrDomain);
|
|
m.addParam("direction",dir);
|
|
m.addParam("client",String::boolText(true));
|
|
JGStreamHost* sh = static_cast<JGStreamHost*>(o->get());
|
|
m.addParam("remoteip",sh->m_address);
|
|
m.addParam("remoteport",String(sh->m_port));
|
|
clearEndpoint("data");
|
|
if (Engine::dispatch(m)) {
|
|
m_ftNotifier = m.getValue("notifier");
|
|
break;
|
|
}
|
|
Debug(this,DebugNote,"Removing failed streamhost '%s:%d' [%p]",
|
|
sh->m_address.c_str(),sh->m_port,this);
|
|
o->remove();
|
|
o = m_streamHosts.skipNull();
|
|
}
|
|
if (o)
|
|
m_ftStatus = FTWaitEstablish;
|
|
else
|
|
error = "no more hosts";
|
|
break;
|
|
}
|
|
|
|
if (!error) {
|
|
DDebug(this,DebugAll,"Waiting SOCKS file transfer notifier=%s [%p]",
|
|
m_ftNotifier.c_str(),this);
|
|
return true;
|
|
}
|
|
|
|
// Check if we can still negotiate hosts
|
|
if (changeFTHostDir()) {
|
|
m_ftStatus = FTIdle;
|
|
return false;
|
|
}
|
|
|
|
setReason("notransport");
|
|
m_ftStatus = FTTerminated;
|
|
Debug(this,DebugNote,"Failed to initialize SOCKS file transfer '%s' [%p]",
|
|
error,this);
|
|
return false;
|
|
}
|
|
|
|
// Change host sender. Return false on failure
|
|
bool YJGConnection::changeFTHostDir()
|
|
{
|
|
// Outgoing: we've sent hosts, allow remote to sent hosts
|
|
// Incoming: remote sent hosts, allow us to send hosts
|
|
bool fromLocal = (m_ftHostDirection == FTHostRemote);
|
|
if (m_ftHostDirection != FTHostNone && isOutgoing() != fromLocal) {
|
|
m_ftHostDirection = fromLocal ? FTHostLocal : FTHostRemote;
|
|
Debug(this,DebugAll,"Allowing %s party to send file transfer host(s) [%p]",
|
|
fromLocal ? "local" : "remote",this);
|
|
return true;
|
|
}
|
|
if (m_ftHostDirection != FTHostNone)
|
|
Debug(this,DebugNote,"No more hosts available [%p]",this);
|
|
m_ftHostDirection = FTHostNone;
|
|
return false;
|
|
}
|
|
|
|
// Build a RTP candidate
|
|
JGRtpCandidate* YJGConnection::buildCandidate(bool nonP2P, bool rtp)
|
|
{
|
|
if (nonP2P)
|
|
return new JGRtpCandidate(id() + "_candidate_" + String((int)Random::random()),
|
|
rtp ? "1" : "2");
|
|
JGRtpCandidateP2P* p2p = new JGRtpCandidateP2P;
|
|
JGRtpCandidates::generateOldIceToken(p2p->m_username);
|
|
JGRtpCandidates::generateOldIceToken(p2p->m_password);
|
|
return p2p;
|
|
}
|
|
|
|
// Process chan.notify messages
|
|
// Handle SOCKS status changes for file transfer
|
|
bool YJGConnection::processChanNotify(Message& msg)
|
|
{
|
|
XDebug(this,DebugAll,"processChanNotify notifier=%s status=%s",
|
|
msg.getValue("id"),msg.getValue("status"));
|
|
NamedString* notifier = msg.getParam("id");
|
|
if (!notifier)
|
|
return false;
|
|
Lock lock(m_mutex);
|
|
if (m_state == Terminated)
|
|
return true;
|
|
if (*notifier == m_ftNotifier) {
|
|
NamedString* status = msg.getParam("status");
|
|
if (!status)
|
|
return false;
|
|
if (*status == "established") {
|
|
// Safety check
|
|
if (m_state == Terminated || !m_session ||
|
|
m_ftHostDirection == FTHostNone || !m_streamHosts.skipNull()) {
|
|
hangup("failure");
|
|
return true;
|
|
}
|
|
const String& jid = m_streamHosts.skipNull()->get()->toString();
|
|
if (isOutgoing()) {
|
|
// Send hosts if the jid is not our's: we did't sent it
|
|
if (m_ftHostDirection == FTHostLocal) {
|
|
if (m_local != jid)
|
|
m_session->sendStreamHosts(m_streamHosts,&m_ftStanzaId);
|
|
}
|
|
else
|
|
m_session->sendStreamHostUsed(jid,m_ftStanzaId);
|
|
}
|
|
else {
|
|
if (m_ftHostDirection == FTHostRemote)
|
|
m_session->sendStreamHostUsed(jid,m_ftStanzaId);
|
|
// Accept the session
|
|
if (isAnswered()) {
|
|
if (setupSocksFileTransfer(true)) {
|
|
ObjList tmp;
|
|
JGSessionContent* c = firstFTContent();
|
|
if (c)
|
|
tmp.append(c)->setDelete(false);
|
|
m_session->accept(tmp);
|
|
}
|
|
else
|
|
hangup("failure");
|
|
}
|
|
}
|
|
if (m_ftStatus != FTRunning && !m_hangup)
|
|
m_ftStatus = FTEstablished;
|
|
}
|
|
else if (*status == "running") {
|
|
// Ignore it for now !!!
|
|
}
|
|
else if (*status == "terminated") {
|
|
if (m_ftStatus == FTWaitEstablish) {
|
|
// Try to setup another stream host
|
|
// Remember: setupSocksFileTransfer changes the host dir
|
|
if (setupSocksFileTransfer(false))
|
|
return true;
|
|
if (m_ftStatus != FTTerminated &&
|
|
m_ftHostDirection != FTHostNone && m_session) {
|
|
m_streamHosts.clear();
|
|
// Current host dir is remote: old one was local: send empty hosts
|
|
if (m_ftHostDirection == FTHostRemote) {
|
|
m_session->sendStreamHosts(m_streamHosts,&m_ftStanzaId);
|
|
return true;
|
|
}
|
|
// Respond and try to setup our hosts
|
|
if (m_ftStanzaId) {
|
|
m_session->sendStreamHostUsed("",m_ftStanzaId);
|
|
m_ftStanzaId = "";
|
|
}
|
|
if (setupSocksFileTransfer(false))
|
|
return true;
|
|
}
|
|
}
|
|
else if (m_ftStatus != FTIdle)
|
|
hangup("failure");
|
|
}
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
// Handle hold/active/mute actions
|
|
// Confirm the received element
|
|
void YJGConnection::handleAudioInfoEvent(JGEvent* event)
|
|
{
|
|
Lock lock(m_mutex);
|
|
if (!(event && m_session))
|
|
return;
|
|
|
|
XMPPError::Type err = XMPPError::NoError;
|
|
const char* text = 0;
|
|
// Hold
|
|
bool hold = event->action() == JGSession::ActHold;
|
|
if (hold || event->action() == JGSession::ActActive) {
|
|
if ((hold && !dataFlags(OnHold)) || (!hold && dataFlags(OnHoldRemote))) {
|
|
XmlElement* what = 0;
|
|
if (event->jingle())
|
|
what = XMPPUtils::findFirstChild(*event->jingle(),
|
|
hold ? XmlTag::Hold : XmlTag::Active);
|
|
if (what) {
|
|
if (hold)
|
|
m_dataFlags |= OnHoldRemote;
|
|
else
|
|
m_dataFlags &= ~OnHoldRemote;
|
|
Message* m = message("call.update");
|
|
m->addParam("operation","notify");
|
|
m->userData(this);
|
|
// Copy additional attributes
|
|
// Reset param 'name': the second param of toList() is the prefix
|
|
XMPPUtils::toList(*what,*m,what->tag());
|
|
m->setParam(what->tag(),String::boolText(true));
|
|
// Clear endpoint before dispatching the message
|
|
// Our data source/consumer may be replaced
|
|
if (hold) {
|
|
clearEndpoint();
|
|
m_rtpId.clear();
|
|
}
|
|
Engine::dispatch(*m);
|
|
TelEngine::destruct(m);
|
|
// Reset data transport when put on hold
|
|
removeCurrentAudioContent();
|
|
// Update channel data source/consumer
|
|
if (!hold)
|
|
resetCurrentAudioContent(true,false);
|
|
}
|
|
else
|
|
err = XMPPError::FeatureNotImpl;
|
|
}
|
|
// Respond with error if put on hold by the other party
|
|
else if (dataFlags(OnHoldLocal)) {
|
|
err = XMPPError::Request;
|
|
text = "Already on hold by the other party";
|
|
}
|
|
}
|
|
else if (event->action() == JGSession::ActMute) {
|
|
// TODO: implement
|
|
err = XMPPError::FeatureNotImpl;
|
|
}
|
|
else
|
|
err = XMPPError::FeatureNotImpl;
|
|
|
|
// Confirm received element
|
|
if (err == XMPPError::NoError) {
|
|
DDebug(this,DebugAll,"Accepted '%s' request [%p]",event->actionName(),this);
|
|
event->confirmElement();
|
|
}
|
|
else {
|
|
Debug(this,DebugInfo,"Denying '%s' request error='%s' reason='%s' [%p]",
|
|
event->actionName(),XMPPUtils::s_error[err].c_str(),text,this);
|
|
event->confirmElement(err,text);
|
|
}
|
|
}
|
|
|
|
// Check jingle version override from call.execute or resource caps
|
|
void YJGConnection::overrideJingleVersion(const NamedList& list, bool caps)
|
|
{
|
|
String* ver = list.getParam(caps ? "caps.jingle_version" : "ojingle_version");
|
|
if (!ver)
|
|
return;
|
|
JGSession::Version v = JGSession::lookupVersion(*ver);
|
|
if (v != JGSession::VersionUnknown && v != m_sessVersion) {
|
|
Debug(this,DebugAll,"Jingle version set to %s from %s",
|
|
ver->c_str(),caps ? "resource caps" : "routing");
|
|
m_sessVersion = v;
|
|
}
|
|
}
|
|
|
|
// Override session flags
|
|
void YJGConnection::overrideJingleFlags(const NamedList& list, const char* param)
|
|
{
|
|
String* str = list.getParam(param);
|
|
if (!str)
|
|
return;
|
|
m_sessFlags = JGEngine::decodeFlags(*str,JGSession::s_flagName);
|
|
Debug(this,DebugAll,"Session flags set to %d from %s=%s [%p]",
|
|
m_sessFlags,param,str->c_str(),this);
|
|
}
|
|
|
|
// Copy chan/session params to a destination list
|
|
void YJGConnection::copySessionParams(NamedList& list, bool redirect)
|
|
{
|
|
String* copy = list.getParam("copyparams");
|
|
if (redirect) {
|
|
list.addParam("redirect",String::boolText(true));
|
|
jingleAddParam(list,"redirectcount",String(m_redirectCount),copy);
|
|
list.addParam("diverter",m_remote,false);
|
|
}
|
|
if (m_ftStatus == FTNone) {
|
|
String formats;
|
|
m_audioFormats.createList(formats,true);
|
|
jingleAddParam(list,"formats",formats,copy,false);
|
|
}
|
|
else
|
|
jingleAddParam(list,"format","data",copy);
|
|
// Jingle session params
|
|
jingleAddParam(list,"line",m_line,copy,false);
|
|
jingleAddParam(list,"ojingle_version",
|
|
JGSession::lookupVersion(m_sessVersion,""),copy,false);
|
|
String flags;
|
|
JGEngine::encodeFlags(flags,m_sessFlags,JGSession::s_flagName);
|
|
jingleAddParam(list,"ojingle_flags",flags,copy,false);
|
|
jingleAddParam(list,"callerprompt",m_callerPrompt,copy,false);
|
|
jingleAddParam(list,"subject",m_subject,copy,false);
|
|
jingleAddParam(list,"secure",String::boolText(m_secure),copy);
|
|
jingleAddParam(list,"secure_required",String::boolText(m_secureRequired),copy);
|
|
jingleAddParam(list,"offerrawudp",String::boolText(m_offerRawTransport),copy);
|
|
jingleAddParam(list,"offericeudp",String::boolText(m_offerIceTransport),copy);
|
|
jingleAddParam(list,"dtmfmethod",lookup(m_dtmfMeth,s_dictDtmfMeth),copy,false);
|
|
// File transfer
|
|
JGSessionContent* c = firstFTContent();
|
|
if (!c)
|
|
return;
|
|
const char* oper = 0;
|
|
if (c->type() == JGSessionContent::FileBSBOffer)
|
|
oper = "send";
|
|
else if (c->type() == JGSessionContent::FileBSBRequest)
|
|
oper = "receive";
|
|
else
|
|
return;
|
|
const String& file = c->m_fileTransfer["name"];
|
|
if (!file)
|
|
return;
|
|
jingleAddParam(list,"operation",oper,copy);
|
|
jingleAddParam(list,"file_name",file,copy);
|
|
jingleAddParam(list,"file_size",c->m_fileTransfer.getValue("size"),copy,false);
|
|
jingleAddParam(list,"file_md5",c->m_fileTransfer.getValue("hash"),copy,false);
|
|
unsigned int t = XMPPUtils::decodeDateTimeSec(c->m_fileTransfer["date"]);
|
|
if (t != (unsigned int)-1)
|
|
jingleAddParam(list,"file_time",String(t),copy);
|
|
}
|
|
|
|
// Check media in a received content
|
|
bool YJGConnection::checkMedia(const JGEvent& event, JGSessionContent& c)
|
|
{
|
|
JGRtpMediaList& codecs = m_audioFormats;
|
|
// Fill a string with our capabilities for debug purposes
|
|
String remoteCaps;
|
|
if (debugAt(DebugInfo))
|
|
c.m_rtpMedia.createList(remoteCaps,false);
|
|
ListIterator iter(c.m_rtpMedia);
|
|
for (GenObject* go = 0; (go = iter.get());) {
|
|
JGRtpMedia* recv = static_cast<JGRtpMedia*>(go);
|
|
XDebug(this,DebugAll,"Checking received media %s/%s/%s/%s/%s/%s/%s [%p]",
|
|
recv->m_id.c_str(),recv->m_name.c_str(),recv->m_clockrate.c_str(),
|
|
recv->m_channels.c_str(),recv->m_pTime.c_str(),
|
|
recv->m_maxPTime.c_str(),recv->m_bitRate.c_str(),this);
|
|
const char* reason = 0;
|
|
int level = DebugNote;
|
|
// Use a while() to break to the end
|
|
while (true) {
|
|
// RTP payload id must be [0..127]
|
|
int payloadId = recv->m_id.toInteger(-1);
|
|
if (payloadId < 0 || payloadId > 127) {
|
|
reason = "Invalid id";
|
|
break;
|
|
}
|
|
// XEP 0167: Channels is an unsigned byte, defaults to 1
|
|
// We support only 1 channel for now
|
|
if (recv->m_channels.toInteger(1) != 1) {
|
|
reason = "Invalid number of channels";
|
|
break;
|
|
}
|
|
JGRtpMedia* found = 0;
|
|
// 0..95: static payloads: match by id
|
|
// > 95: dynamic payloads: match by name
|
|
if (payloadId < 96)
|
|
found = codecs.findMedia(recv->m_id);
|
|
else if (recv->m_name) {
|
|
// Remove tel event from offer
|
|
if (isTelEvent(recv->m_name)) {
|
|
XDebug(this,DebugAll,"Removing tel event payload=%d '%s' [%p]",
|
|
payloadId,recv->m_name.c_str(),this);
|
|
c.m_rtpMedia.m_telEvent = payloadId;
|
|
c.m_rtpMedia.m_telEventName = recv->m_name;
|
|
c.m_rtpMedia.remove(recv);
|
|
break;
|
|
}
|
|
for (ObjList* o = codecs.skipNull(); o; o = o->skipNext(), found = 0) {
|
|
found = static_cast<JGRtpMedia*>(o->get());
|
|
if (found->m_name |= recv->m_name)
|
|
continue;
|
|
if (recv->m_clockrate && recv->m_clockrate != found->m_clockrate)
|
|
continue;
|
|
// Fix ilbc
|
|
if (recv->m_name &= "ilbc") {
|
|
// RFC 3952 specifies
|
|
// 30ms ptime = 13.33 kbit/s: check 13000
|
|
// 20ms ptime = 15.2 kbit/s: check 15000
|
|
if (!recv->m_pTime && recv->m_bitRate) {
|
|
int val = recv->m_bitRate.toInteger() / 1000;
|
|
if (val == 13)
|
|
recv->m_pTime = "30";
|
|
else if (val == 15)
|
|
recv->m_pTime = "20";
|
|
}
|
|
if (!recv->m_pTime)
|
|
recv->m_pTime = (s_ilbcDefault30 ? "30" : "20");
|
|
if (recv->m_pTime != found->m_pTime)
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
else {
|
|
// XEP 0167: name is mandatory for dynamic payloads
|
|
reason = "Missing name for dynamic payload";
|
|
break;
|
|
}
|
|
if (found) {
|
|
XDebug(this,DebugAll,"Setting synonym=%s to received %s from %s/%s [%p]",
|
|
found->m_synonym.c_str(),recv->m_name.c_str(),
|
|
found->m_id.c_str(),found->m_name.c_str(),this);
|
|
recv->m_synonym = found->m_synonym;
|
|
}
|
|
else {
|
|
reason = "Codec disabled/unknown";
|
|
level = DebugAll;
|
|
}
|
|
break;
|
|
}
|
|
if (!reason)
|
|
continue;
|
|
Debug(this,level,
|
|
"Event(%s) removing payload id=%s %s/%s/%s/%s from content='%s': %s [%p]",
|
|
event.actionName(),recv->m_id.c_str(),recv->m_name.c_str(),
|
|
recv->m_clockrate.c_str(),recv->m_channels.c_str(),recv->m_pTime.c_str(),
|
|
c.toString().c_str(),reason,this);
|
|
c.m_rtpMedia.remove(recv);
|
|
}
|
|
// Check if both parties have common media
|
|
if (c.m_rtpMedia.skipNull()) {
|
|
#ifdef DEBUG
|
|
String formats;
|
|
c.m_rtpMedia.createList(formats,true);
|
|
Debug(this,DebugAll,"Set formats '%s' in content '%s' [%p]",
|
|
formats.c_str(),c.toString().c_str(),this);
|
|
#endif
|
|
return true;
|
|
}
|
|
if (debugAt(DebugInfo)) {
|
|
String localCaps;
|
|
codecs.createList(localCaps,false);
|
|
Debug(this,DebugNote,
|
|
"Event(%s) no common media for content='%s' local='%s' remote='%s' [%p]",
|
|
event.actionName(),c.toString().c_str(),localCaps.c_str(),
|
|
remoteCaps.c_str(),this);
|
|
}
|
|
return false;
|
|
}
|
|
|
|
// Clear and reset audio related data
|
|
void YJGConnection::resetEp(const String& what, bool releaseContent)
|
|
{
|
|
Debug(this,DebugAll,"Resetting endpoint '%s' [%p]",what.c_str(),this);
|
|
clearEndpoint(what);
|
|
Lock lock(m_mutex);
|
|
if (!what || what == "audio") {
|
|
m_rtpId.clear();
|
|
m_rtpStarted = false;
|
|
if (releaseContent)
|
|
TelEngine::destruct(m_audioContent);
|
|
}
|
|
}
|
|
|
|
// Hangup and drop the call if failed to setup encryption
|
|
void YJGConnection::dropNoCrypto()
|
|
{
|
|
const char* reason = "crypto-required";
|
|
hangup(reason,"Failed to setup encryption");
|
|
Message* m = new Message("call.drop");
|
|
m->addParam("id",id());
|
|
m->addParam("reason",reason);
|
|
Engine::enqueue(m);
|
|
}
|
|
|
|
|
|
/*
|
|
* Transfer thread (route and execute)
|
|
*/
|
|
YJGTransfer::YJGTransfer(YJGConnection* conn, const char* subject)
|
|
: Thread("Jingle Transfer"),
|
|
m_msg("call.route")
|
|
{
|
|
if (!conn)
|
|
return;
|
|
m_transferorID = conn->id();
|
|
Channel* ch = YOBJECT(Channel,conn->getPeer());
|
|
if (!(ch && ch->driver()))
|
|
return;
|
|
m_transferredID = ch->id();
|
|
m_transferredDrv = ch->driver();
|
|
// Set transfer data from channel
|
|
m_to.set(conn->m_transferTo.node(),conn->m_transferTo.domain(),conn->m_transferTo.resource());
|
|
m_from.set(conn->m_transferFrom.node(),conn->m_transferFrom.domain(),conn->m_transferFrom.resource());
|
|
m_sid = conn->m_transferSid;
|
|
if (!m_from)
|
|
m_from.set(conn->remote().node(),conn->remote().domain(),conn->remote().resource());
|
|
// Build the routing message if unattended
|
|
if (!m_sid) {
|
|
m_msg.addParam("id",m_transferredID);
|
|
if (conn->billid())
|
|
m_msg.addParam("billid",conn->billid());
|
|
m_msg.addParam("caller",m_from.node());
|
|
m_msg.addParam("called",m_to.node());
|
|
m_msg.addParam("calleduri",BUILD_XMPP_URI(m_to));
|
|
m_msg.addParam("diverter",m_from.bare());
|
|
m_msg.addParam("diverteruri",BUILD_XMPP_URI(m_from));
|
|
if (!null(subject))
|
|
m_msg.addParam("subject",subject);
|
|
m_msg.addParam("reason",lookup(JGSession::Transferred,s_errMap));
|
|
}
|
|
}
|
|
|
|
void YJGTransfer::run()
|
|
{
|
|
DDebug(&plugin,DebugAll,"'%s' thread transferror=%s transferred=%s to=%s [%p]",
|
|
name(),m_transferorID.c_str(),m_transferredID.c_str(),m_to.c_str(),this);
|
|
String error;
|
|
// Attended
|
|
if (m_sid) {
|
|
plugin.lock();
|
|
RefPointer<Channel> chan = plugin.findBySid(m_sid);
|
|
plugin.unlock();
|
|
String peer = chan ? chan->getPeerId() : "";
|
|
if (peer) {
|
|
Message m("chan.connect");
|
|
m.addParam("id",m_transferredID);
|
|
m.addParam("targetid",peer);
|
|
m.addParam("reason","transferred");
|
|
if (!Engine::dispatch(m))
|
|
error = m.getValue("error","Failed to connect");
|
|
}
|
|
else
|
|
error << "No peer for sid=" << m_sid;
|
|
}
|
|
else {
|
|
error = m_transferredDrv ? "" : "No driver for transferred connection";
|
|
while (m_transferredDrv) {
|
|
// Unattended: route the call
|
|
#define SET_ERROR(err) { error << err; break; }
|
|
bool ok = Engine::dispatch(m_msg);
|
|
m_transferredDrv->lock();
|
|
RefPointer<Channel> chan = m_transferredDrv->find(m_transferredID);
|
|
m_transferredDrv->unlock();
|
|
if (!chan)
|
|
SET_ERROR("Connection vanished while routing");
|
|
if (!ok || (m_msg.retValue() == "-") || (m_msg.retValue() == "error"))
|
|
SET_ERROR("call.route failed error=" << m_msg.getValue("error"));
|
|
// Execute the call
|
|
m_msg = "call.execute";
|
|
m_msg.setParam("callto",m_msg.retValue());
|
|
m_msg.clearParam("error");
|
|
m_msg.retValue().clear();
|
|
m_msg.userData(chan);
|
|
if (Engine::dispatch(m_msg))
|
|
break;
|
|
SET_ERROR("'call.execute' failed error=" << m_msg.getValue("error"));
|
|
#undef SET_ERROR
|
|
}
|
|
}
|
|
// Notify termination to transferor
|
|
plugin.lock();
|
|
YJGConnection* conn = static_cast<YJGConnection*>(plugin.find(m_transferorID));
|
|
if (conn)
|
|
conn->transferTerminated(!error,error);
|
|
#ifdef DEBUG
|
|
else
|
|
Debug(&plugin,DebugNote,
|
|
"%s thread transfer terminated trans=%s error=%s (transferor not found) [%p]",
|
|
name(),m_transferredID.c_str(),error.c_str(),this);
|
|
#endif
|
|
plugin.unlock();
|
|
}
|
|
|
|
|
|
/*
|
|
* JBMessageHandler
|
|
*/
|
|
YJGMessageHandler::YJGMessageHandler(int handler, int prio)
|
|
: MessageHandler(lookup(handler,s_msgHandler),prio),
|
|
m_handler(handler)
|
|
{
|
|
}
|
|
|
|
bool YJGMessageHandler::received(Message& msg)
|
|
{
|
|
switch (m_handler) {
|
|
case JabberIq:
|
|
return !plugin.isModule(msg) && plugin.handleJabberIq(msg);
|
|
case ResNotify:
|
|
return !plugin.isModule(msg) && plugin.handleResNotify(msg);
|
|
case ResSubscribe:
|
|
return !plugin.isModule(msg) && plugin.handleResSubscribe(msg);
|
|
case ChanNotify:
|
|
return !plugin.isModule(msg) && plugin.handleChanNotify(msg);
|
|
case EngineStart:
|
|
plugin.handleEngineStart(msg);
|
|
return false;
|
|
case UserNotify:
|
|
return !plugin.isModule(msg) && plugin.handleUserNotify(msg);
|
|
default:
|
|
DDebug(&plugin,DebugStub,"YJGMessageHandler(%s) not handled!",msg.c_str());
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
/*
|
|
* YJGDriver
|
|
*/
|
|
YJGDriver::YJGDriver()
|
|
: Driver("jingle","varchans"), m_init(false), m_ftProxy(0), m_handleAllRes(false),
|
|
m_entityCaps(0)
|
|
{
|
|
Output("Loaded module YJingle");
|
|
s_serverMode = !Engine::clientMode();
|
|
if (s_serverMode)
|
|
Engine::extraPath("jabber");
|
|
}
|
|
|
|
YJGDriver::~YJGDriver()
|
|
{
|
|
Output("Unloading module YJingle");
|
|
delete s_jingle;
|
|
s_jingle = 0;
|
|
TelEngine::destruct(m_entityCaps);
|
|
}
|
|
|
|
void YJGDriver::initialize()
|
|
{
|
|
Output("Initializing module YJingle");
|
|
|
|
lock();
|
|
s_cfg = Engine::configFile("yjinglechan");
|
|
s_cfg.load();
|
|
NamedList dummy("");
|
|
NamedList* sect = s_cfg.getSection("general");
|
|
if (!sect)
|
|
sect = &dummy;
|
|
|
|
// Update now the server mode flag
|
|
s_serverMode = sect->getBoolValue("servermode",!Engine::clientMode());
|
|
|
|
if (!m_init) {
|
|
m_init = true;
|
|
|
|
// Init all known codecs
|
|
s_knownCodecs.add("0", "PCMU", "8000", "mulaw");
|
|
s_knownCodecs.add("2", "G726-32", "8000", "g726");
|
|
s_knownCodecs.add("3", "GSM", "8000", "gsm");
|
|
s_knownCodecs.add("4", "G723", "8000", "g723");
|
|
s_knownCodecs.add("7", "LPC", "8000", "lpc10");
|
|
s_knownCodecs.add("8", "PCMA", "8000", "alaw");
|
|
s_knownCodecs.add("9", "G722", "8000", "g722");
|
|
s_knownCodecs.add("11", "L16", "8000", "slin");
|
|
s_knownCodecs.add("15", "G728", "8000", "g728");
|
|
s_knownCodecs.add("18", "G729", "8000", "g729");
|
|
s_knownCodecs.add("31", "H261", "90000", "h261");
|
|
s_knownCodecs.add("32", "MPV", "90000", "mpv");
|
|
s_knownCodecs.add("34", "H263", "90000", "h263");
|
|
s_knownCodecs.add("98", "iLBC", "8000", "ilbc");
|
|
s_knownCodecs.add("98", "iLBC", "8000", "ilbc20", 0, "20");
|
|
s_knownCodecs.add("98", "iLBC", "8000", "ilbc30", 0, "30");
|
|
s_knownCodecs.add("102","speex", "8000", "speex");
|
|
s_knownCodecs.add("103","speex", "16000", "speex/16000");
|
|
s_knownCodecs.add("104","speex", "32000", "speex/32000");
|
|
|
|
s_jingle = new YJGEngine;
|
|
s_jingle->debugChain(this);
|
|
// Driver setup
|
|
setup();
|
|
installRelay(Halt);
|
|
installRelay(Route);
|
|
installRelay(Update);
|
|
installRelay(Transfer);
|
|
installRelay(ImExecute);
|
|
installRelay(Progress);
|
|
// Install handlers
|
|
for (const TokenDict* d = s_msgHandler; d->token; d++) {
|
|
if (!Engine::clientMode() && d->value == YJGMessageHandler::UserNotify)
|
|
continue;
|
|
int prio = d->value < 0 ? 100 : d->value;
|
|
if (d->value == YJGMessageHandler::ResNotify)
|
|
prio = sect->getIntValue(d->token,prio);
|
|
YJGMessageHandler* h = new YJGMessageHandler(d->value,prio);
|
|
Engine::install(h);
|
|
m_handlers.append(h);
|
|
}
|
|
// Set features
|
|
m_features.add(XMPPNamespace::Jingle);
|
|
m_features.add(XMPPNamespace::JingleError);
|
|
m_features.add(XMPPNamespace::JingleAppsRtpAudio);
|
|
m_features.add(XMPPNamespace::JingleAppsRtp);
|
|
m_features.add(XMPPNamespace::JingleAppsRtpInfo);
|
|
m_features.add(XMPPNamespace::JingleAppsRtpError);
|
|
m_features.add(XMPPNamespace::JingleTransportIceUdp);
|
|
m_features.add(XMPPNamespace::JingleTransportRawUdp);
|
|
m_features.add(XMPPNamespace::JingleTransfer);
|
|
m_features.add(XMPPNamespace::JingleDtmf);
|
|
m_features.add(XMPPNamespace::JingleAppsFileTransfer);
|
|
m_features.add(XMPPNamespace::JingleSession);
|
|
m_features.add(XMPPNamespace::JingleAudio);
|
|
m_features.add(XMPPNamespace::JingleTransport);
|
|
m_features.add(XMPPNamespace::DtmfOld);
|
|
m_features.add(XMPPNamespace::DiscoInfo);
|
|
m_features.add(XMPPNamespace::DiscoItems);
|
|
m_features.add(XMPPNamespace::EntityCaps);
|
|
if (s_serverMode)
|
|
m_features.m_identities.append(new JIDIdentity("gateway","telephony","Jingle Telephony Gateway"));
|
|
else
|
|
m_features.m_identities.append(new JIDIdentity("client","pc"));
|
|
m_features.updateEntityCaps();
|
|
m_entityCaps = XMPPUtils::createEntityCaps(m_features.m_entityCapsHash,s_capsNode);
|
|
|
|
(new YJGEngineWorker)->startup();
|
|
}
|
|
else {
|
|
setDomains(sect->getValue("domains"));
|
|
loadLimits();
|
|
}
|
|
s_jingle->initialize(*sect);
|
|
|
|
if (s_serverMode) {
|
|
s_requestSubscribe = sect->getBoolValue("request_subscribe",true);
|
|
s_autoSubscribe = sect->getBoolValue("auto_subscribe",false);
|
|
m_resources.clear();
|
|
m_handleAllRes = false;
|
|
const char* resources = sect->getValue("resources");
|
|
if (resources) {
|
|
String resList(resources);
|
|
ObjList* list = resList.split(',',false);
|
|
for (ObjList* o = list->skipNull(); o; o = o->skipNext()) {
|
|
String* tmp = static_cast<String*>(o->get());
|
|
if (!m_resources.find(*tmp))
|
|
m_resources.append(new String(*tmp));
|
|
}
|
|
TelEngine::destruct(list);
|
|
}
|
|
else {
|
|
m_handleAllRes = true;
|
|
m_resources.append(new String("yate"));
|
|
}
|
|
}
|
|
else {
|
|
s_requestSubscribe = false;
|
|
s_autoSubscribe = false;
|
|
}
|
|
s_singleTone = sect->getBoolValue("singletone",true);
|
|
s_pendingTimeout = sect->getIntValue("pending_timeout",10000);
|
|
s_imToChanText = sect->getBoolValue("imtochantext",false);
|
|
s_useCrypto = sect->getBoolValue("secure",false);
|
|
s_cryptoMandatory = sect->getBoolValue("secure_required",false);
|
|
s_acceptRelay = sect->getBoolValue("accept_relay",!s_serverMode);
|
|
s_sessVersion = JGSession::lookupVersion(sect->getValue("jingle_version"),JGSession::Version1);
|
|
m_anonymousCaller = sect->getValue("anonymous_caller","unk_caller");
|
|
m_localAddress = sect->getValue("localip");
|
|
s_offerRawTransport = sect->getBoolValue("offerrawudp",true);
|
|
s_offerIceTransport = sect->getBoolValue("offericeudp",true);
|
|
int redir = sect->getIntValue("redirectcount");
|
|
s_redirectCount = (redir >= 0) ? redir : 0;
|
|
s_dtmfMeth = sect->getIntValue("dtmfmethod",s_dictDtmfMeth,DtmfJingle);
|
|
|
|
int prio = sect->getIntValue("resource_priority");
|
|
if (prio < -128)
|
|
s_priority = -128;
|
|
else if (prio > 127)
|
|
s_priority = 127;
|
|
else
|
|
s_priority = prio;
|
|
|
|
// Init codecs in use. Check each codec in known codecs list against the configuration
|
|
s_usedCodecs.clear();
|
|
bool defcodecs = s_cfg.getBoolValue("codecs","default",true);
|
|
for (ObjList* o = s_knownCodecs.skipNull(); o; o = o->skipNext()) {
|
|
JGRtpMedia* crt = static_cast<JGRtpMedia*>(o->get());
|
|
if (crt->m_name &= "ilbc")
|
|
continue;
|
|
bool enable = defcodecs && DataTranslator::canConvert(crt->m_synonym);
|
|
if (s_cfg.getBoolValue("codecs",crt->m_synonym,enable))
|
|
s_usedCodecs.append(new JGRtpMedia(*crt));
|
|
}
|
|
// Special care for ilbc
|
|
bool ilbc = s_cfg.getBoolValue("codecs","ilbc",defcodecs);
|
|
if (ilbc) {
|
|
String tmp = s_cfg.getValue("hacks","ilbc_forced","ilbc30");
|
|
if (tmp != "ilbc20" && tmp != "ilbc30")
|
|
tmp = "ilbc30";
|
|
JGRtpMedia* s = s_knownCodecs.findSynonym(tmp);
|
|
if (s && DataTranslator::canConvert(s->m_synonym))
|
|
s_usedCodecs.append(new JGRtpMedia(*s));
|
|
tmp = s_cfg.getValue("hacks","ilbc_default","ilbc30");
|
|
s_ilbcDefault30 = (tmp != "ilbc20");
|
|
}
|
|
|
|
TelEngine::destruct(m_ftProxy);
|
|
const char* ftJid = sect->getValue("socks_proxy_jid");
|
|
if (!null(ftJid)) {
|
|
const char* ftAddr = sect->getValue("socks_proxy_ip");
|
|
int ftPort = sect->getIntValue("socks_proxy_port",-1);
|
|
if (!(null(ftAddr) || ftPort < 1))
|
|
m_ftProxy = new JGStreamHost(ftJid,ftAddr,ftPort);
|
|
else
|
|
Debug(this,DebugNote,
|
|
"Invalid addr/port (%s:%s) for default file transfer proxy",
|
|
sect->getValue("socks_proxy_ip"),sect->getValue("socks_proxy_port"));
|
|
}
|
|
|
|
int dbg = DebugInfo;
|
|
if (!m_localAddress && s_serverMode)
|
|
dbg = DebugNote;
|
|
if (!s_usedCodecs.count())
|
|
dbg = DebugWarn;
|
|
|
|
if (debugAt(dbg)) {
|
|
String s;
|
|
s << " localip=" << (m_localAddress ? m_localAddress.c_str() : "MISSING");
|
|
s << " jingle_version=" << JGSession::lookupVersion(s_sessVersion);
|
|
s << " singletone=" << String::boolText(s_singleTone);
|
|
s << " pending_timeout=" << s_pendingTimeout;
|
|
s << " anonymous_caller=" << m_anonymousCaller;
|
|
String media;
|
|
if (!s_usedCodecs.createList(media,true))
|
|
media = "MISSING";
|
|
s << " codecs=" << media;
|
|
if (m_ftProxy)
|
|
s << " socks_proxy=" << m_ftProxy->c_str() << ":" <<
|
|
m_ftProxy->m_address.c_str() << ":" << m_ftProxy->m_port;
|
|
Debug(this,dbg,"Module initialized:%s",s.c_str());
|
|
}
|
|
|
|
unlock();
|
|
}
|
|
|
|
// Check if we have an existing stream (account)
|
|
bool YJGDriver::hasLine(const String& line) const
|
|
{
|
|
if (!line)
|
|
return false;
|
|
Message* m = checkAccount(line);
|
|
if (!m)
|
|
return false;
|
|
TelEngine::destruct(m);
|
|
return true;
|
|
}
|
|
|
|
// Make outgoing calls
|
|
// Build peers' JIDs and check if the destination is available
|
|
bool YJGDriver::msgExecute(Message& msg, String& dest)
|
|
{
|
|
if (!msg.userData()) {
|
|
Debug(this,DebugNote,"Jingle call failed. No data channel");
|
|
msg.setParam("error","failure");
|
|
return false;
|
|
}
|
|
JabberID caller;
|
|
JabberID called;
|
|
NamedList caps("");
|
|
called.set(dest);
|
|
if (!called.node()) {
|
|
Debug(this,DebugNote,"Jingle call failed. Incomplete called '%s'",called.c_str());
|
|
msg.setParam("error","failure");
|
|
return false;
|
|
}
|
|
bool checkCalled = msg.getBoolValue("checkcalled",true);
|
|
const char* line = msg.getValue("line");
|
|
String localip;
|
|
// Set caller
|
|
if (s_serverMode) {
|
|
const char* cr = msg.getValue("caller");
|
|
caller.set(cr);
|
|
if (!caller.node()) {
|
|
lock();
|
|
// has domain: 'cr' is the username: pick the default domain
|
|
// no domain: set default username and pick the default domain
|
|
if (!caller.domain())
|
|
cr = m_anonymousCaller;
|
|
// The first component domain is the default one
|
|
ObjList* o = m_domains.skipNull();
|
|
if (o)
|
|
caller.set(cr,o->get()->toString());
|
|
else
|
|
caller.set("");
|
|
unlock();
|
|
if (!caller) {
|
|
Debug(this,DebugNote,"Jingle call failed. No default server");
|
|
msg.setParam("error","failure");
|
|
return false;
|
|
}
|
|
}
|
|
// Check domain
|
|
if (!handleDomain(caller.domain())) {
|
|
Debug(this,DebugNote,"Jingle call failed. Caller '%s' not in our domain(s)",
|
|
caller.c_str());
|
|
msg.setParam("error","failure");
|
|
return false;
|
|
}
|
|
// Check/set the resource
|
|
if (caller.bare() && !caller.resource()) {
|
|
caller.resource(msg.getValue("caller_instance"));
|
|
if (!caller.resource()) {
|
|
String tmp;
|
|
defaultResource(tmp);
|
|
caller.resource(tmp);
|
|
}
|
|
}
|
|
if (caller.resource() && !handleResource(caller.resource())) {
|
|
Debug(this,DebugNote,"Jingle call failed. Invalid resource '%s'",
|
|
caller.resource().c_str());
|
|
msg.setParam("error","failure");
|
|
return false;
|
|
}
|
|
}
|
|
else {
|
|
// Get line data
|
|
if (!TelEngine::null(line)) {
|
|
Message* m = plugin.checkAccount(line,true,checkCalled ? &called : 0);
|
|
if (m) {
|
|
caller.set(m->getValue("jid"));
|
|
if (caller.isFull()) {
|
|
if (checkCalled && called && !called.resource())
|
|
called.resource(m->getValue("instance"));
|
|
// Copy resource caps
|
|
unsigned int n = m->length();
|
|
for (unsigned int i = 0; i < n; i++) {
|
|
NamedString* ns = m->getParam(i);
|
|
if (ns && ns->name().startsWith("caps."))
|
|
caps.addParam(ns->name(),*ns);
|
|
}
|
|
}
|
|
else
|
|
caller.set("");
|
|
localip = m->getValue("localip");
|
|
TelEngine::destruct(m);
|
|
}
|
|
if (!caller)
|
|
DDebug(this,DebugInfo,"No stream for line=%s",line);
|
|
}
|
|
if (!caller)
|
|
caller.set(msg.getValue("caller"));
|
|
}
|
|
if (!caller.isFull()) {
|
|
Debug(this,DebugNote,"Jingle call failed. Incomplete caller '%s'",
|
|
caller.c_str());
|
|
msg.setParam("error","failure");
|
|
return false;
|
|
}
|
|
// Called party must always be full in client mode
|
|
if (checkCalled && !(s_serverMode || called.isFull())) {
|
|
Debug(this,DebugNote,"Jingle call failed. Incomplete called '%s'",
|
|
called.c_str());
|
|
msg.setParam("error","failure");
|
|
return false;
|
|
}
|
|
|
|
// Check if this is a file transfer
|
|
String file;
|
|
String* format = msg.getParam("format");
|
|
if (format && *format == "data") {
|
|
// Check file. Remove path if present
|
|
file = msg.getValue("file_name");
|
|
int pos = file.rfind('/');
|
|
if (pos == -1)
|
|
pos = file.rfind('\\');
|
|
if (pos != -1)
|
|
file = file.substr(pos + 1);
|
|
if (file.null()) {
|
|
Debug(this,DebugNote,"Jingle call failed. File transfer request with no file");
|
|
msg.setParam("error","failure");
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool online = !(checkCalled && called.resource().null());
|
|
bool local = (caller.domain() == called.domain());
|
|
if (!online) {
|
|
bool reqSub = false;
|
|
// Get a resource
|
|
// Synchronous probe targets (try to get resource and caps from stored data)
|
|
Message* m = plugin.message("resource.notify");
|
|
m->addParam("operation","probe");
|
|
m->addParam("from",caller.bare());
|
|
m->addParam("to",called.bare());
|
|
m->addParam("to_local",String::boolText(local));
|
|
m->addParam("sync",String::boolText(true));
|
|
bool ok = Engine::dispatch(m);
|
|
if (ok) {
|
|
int n = m->getIntValue("instance.count");
|
|
DDebug(this,DebugAll,"Checking %d instances for call from %s to %s",
|
|
n,caller.c_str(),called.c_str());
|
|
String prefix("instance.");
|
|
for (int i = 1; i <= n; i++) {
|
|
// TODO: avoid our own resources
|
|
String pref(prefix + String(i));
|
|
String* inst = m->getParam(pref);
|
|
if (TelEngine::null(inst))
|
|
continue;
|
|
pref << ".";
|
|
bool cap = false;
|
|
if (!file)
|
|
cap = m->getBoolValue(pref + "caps.audio");
|
|
else
|
|
cap = m->getBoolValue(pref + "caps.filetransfer");
|
|
if (!cap)
|
|
continue;
|
|
called.resource(*inst);
|
|
// Copy caps
|
|
unsigned int count = m->count();
|
|
String p(pref + "caps.");
|
|
for (unsigned int j = 0; j < count; j++) {
|
|
NamedString* ns = m->getParam(j);
|
|
if (ns && ns->name().startsWith(p))
|
|
caps.addParam(ns->name().substr(pref.length()),*ns);
|
|
}
|
|
}
|
|
if (!called.resource())
|
|
reqSub = s_requestSubscribe;
|
|
}
|
|
else
|
|
reqSub = s_serverMode && s_requestSubscribe;
|
|
TelEngine::destruct(m);
|
|
|
|
if (called.resource()) {
|
|
online = true;
|
|
Debug(this,DebugAll,"Found resource '%s' for called '%s'",
|
|
called.resource().c_str(),called.bare().c_str());
|
|
}
|
|
else if (reqSub) {
|
|
Message* m = plugin.message("resource.subscribe");
|
|
m->addParam("operation","subscribe");
|
|
m->addParam("subscriber",caller.bare());
|
|
m->addParam("notifier",called.bare());
|
|
Engine::enqueue(m);
|
|
}
|
|
else {
|
|
Debug(this,DebugNote,"Jingle call failed. No resource available for called party");
|
|
msg.setParam("error","offline");
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// Lock driver to prevent probe response to be processed before the channel
|
|
// is fully built
|
|
Lock lock(this);
|
|
Debug(this,DebugAll,
|
|
"msgExecute. caller='%s' called='%s' online=%s filetransfer=%s",
|
|
caller.c_str(),called.c_str(),String::boolText(online),
|
|
String::boolText(!file.null()));
|
|
YJGConnection* conn = new YJGConnection(msg,caller,called,online,caps,file,localip);
|
|
conn->initChan();
|
|
bool ok = conn->state() != YJGConnection::Terminated;
|
|
lock.drop();
|
|
if (ok) {
|
|
Channel* ch = static_cast<Channel*>(msg.userData());
|
|
if (ch && conn->connect(ch,msg.getValue("reason"))) {
|
|
conn->callConnect(msg);
|
|
msg.setParam("peerid",conn->id());
|
|
msg.setParam("targetid",conn->id());
|
|
}
|
|
}
|
|
else {
|
|
Debug(this,DebugNote,"Jingle call failed to initialize error=%s",
|
|
conn->reason().c_str());
|
|
msg.setParam("error","failure");
|
|
}
|
|
TelEngine::destruct(conn);
|
|
return ok;
|
|
}
|
|
|
|
// Message handler: Disconnect channels, destroy streams, clear rosters
|
|
bool YJGDriver::received(Message& msg, int id)
|
|
{
|
|
if (id == ImExecute)
|
|
return !isModule(msg) && handleImExecute(msg);
|
|
if (id == Execute) {
|
|
// Client only: handle call.execute with target starting jabber/
|
|
if (s_serverMode)
|
|
return Driver::received(msg,id);
|
|
String callto(msg.getValue("callto"));
|
|
if (!callto.startSkip("jabber/",false))
|
|
return Driver::received(msg,id);
|
|
return msgExecute(msg,callto);
|
|
}
|
|
if (id == Halt) {
|
|
// Uninstall message handlers
|
|
for (ObjList* o = m_handlers.skipNull(); o; o = o->skipNext()) {
|
|
YJGMessageHandler* h = static_cast<YJGMessageHandler*>(o->get());
|
|
Engine::uninstall(h);
|
|
}
|
|
dropAll(msg);
|
|
}
|
|
return Driver::received(msg,id);
|
|
}
|
|
|
|
// Handle jabber.iq messages
|
|
bool YJGDriver::handleJabberIq(Message& msg)
|
|
{
|
|
JabberID to(msg.getValue("to"));
|
|
if (s_serverMode && !(to.domain() && handleDomain(to.domain())))
|
|
return false;
|
|
if (to && !to.resource())
|
|
to.resource(msg.getValue("to_instance"));
|
|
const char* xmlns = msg.getValue("xmlns");
|
|
bool session = false;
|
|
bool discoInfo = false;
|
|
bool discoItems = false;
|
|
XMPPUtils::IqType t = XMPPUtils::iqType(msg.getValue("type"));
|
|
// Let the jingle sessions match responses
|
|
// Check handled namespaces if the iq is not an error or result
|
|
if (t != XMPPUtils::IqResult && t != XMPPUtils::IqError &&
|
|
!TelEngine::null(xmlns)) {
|
|
int t = XMPPUtils::s_ns[xmlns];
|
|
session = (t == XMPPNamespace::Jingle || t == XMPPNamespace::JingleSession ||
|
|
t == XMPPNamespace::ByteStreams);
|
|
discoInfo = !session && (t == XMPPNamespace::DiscoInfo);
|
|
discoItems = !(session || discoInfo) && (t == XMPPNamespace::DiscoItems);
|
|
if (!(session || discoInfo || discoItems))
|
|
return false;
|
|
}
|
|
|
|
// No disco: check 'to' resource
|
|
if (!(discoInfo || discoItems || (to.resource() && handleResource(to.resource()))))
|
|
return false;
|
|
|
|
XmlElement* xml = XMPPUtils::getXml(msg,"xml",0);
|
|
if (!xml) {
|
|
DDebug(this,DebugAll,"handleJabberIq() no xml element");
|
|
return false;
|
|
}
|
|
JabberID from(msg.getValue("from"));
|
|
if (!from.resource())
|
|
from.resource(msg.getValue("from_instance"));
|
|
|
|
DDebug(this,DebugAll,"handleJabberIq() from=%s to=%s xmlns=%s",
|
|
from.c_str(),to.c_str(),xmlns);
|
|
|
|
if (discoInfo || discoItems) {
|
|
XmlElement* rsp = 0;
|
|
const char* id = msg.getValue("id");
|
|
XmlElement* query = XMPPUtils::findFirstChild(*xml,XmlTag::Query);
|
|
String node = query ? query->attribute("node") : 0;
|
|
if (TelEngine::null(node)) {
|
|
if (discoInfo)
|
|
rsp = m_features.buildDiscoInfo(0,0,id);
|
|
else
|
|
rsp = XMPPUtils::createIqDisco(false,false,0,0,id);
|
|
}
|
|
else {
|
|
// Disco info to our node#hash
|
|
if (discoInfo) {
|
|
if (node == s_capsNode)
|
|
rsp = m_features.buildDiscoInfo(0,0,id,node);
|
|
else {
|
|
int pos = node.find("#");
|
|
if (pos > 0 && node.substr(0,pos) == s_capsNode &&
|
|
node.substr(pos + 1) == m_features.m_entityCapsHash)
|
|
rsp = m_features.buildDiscoInfo(0,0,id,node);
|
|
}
|
|
}
|
|
if (!rsp)
|
|
rsp = XMPPUtils::createIqDisco(discoInfo,false,0,0,id,node);
|
|
}
|
|
TelEngine::destruct(xml);
|
|
msg.setParam(new NamedPointer("response",rsp));
|
|
return true;
|
|
}
|
|
|
|
XMPPError::Type error = XMPPError::NoError;
|
|
String text;
|
|
const String* id = msg.getParam("id");
|
|
bool ok = s_jingle->acceptIq(t,from,to,id ? *id : String::empty(),xml,
|
|
msg.getValue("line"),error,text);
|
|
if (ok || error != XMPPError::NoError) {
|
|
msg.setParam("respond",String::boolText(!ok));
|
|
if (!ok) {
|
|
xml = XMPPUtils::createIqError(0,0,xml,XMPPError::TypeModify,error,text);
|
|
msg.setParam(new NamedPointer("response",xml));
|
|
}
|
|
return true;
|
|
}
|
|
// Put back the xml into the message
|
|
msg.setParam(new NamedPointer("xml",xml));
|
|
return false;
|
|
}
|
|
|
|
// Handle resource.notify messages
|
|
bool YJGDriver::handleResNotify(Message& msg)
|
|
{
|
|
String* oper = msg.getParam("operation");
|
|
if (TelEngine::null(oper))
|
|
return false;
|
|
// online/offline
|
|
bool online = (*oper == "update" || *oper == "online");
|
|
if (online || *oper == "delete" || *oper == "offline") {
|
|
JabberID remote(msg.getValue("contact"));
|
|
// Add jingle caps for serviced domains if requested
|
|
if (msg.getBoolValue("addjinglecaps") && handleDomain(remote.domain())) {
|
|
XmlElement* xml = YOBJECT(XmlElement,msg.getParam("xml"));
|
|
String* data = !xml ? msg.getParam("data") : 0;
|
|
XmlElement* dataXml = data ? XMPPUtils::getXml(*data) : 0;
|
|
if (xml || dataXml) {
|
|
XmlElement* target = xml ? xml : dataXml;
|
|
// Add entity caps if not already there
|
|
if (!XMPPUtils::findFirstChild(*target,XmlTag::EntityCapsTag,
|
|
XMPPNamespace::EntityCaps)) {
|
|
target->addChild(new XmlElement(*m_entityCaps));
|
|
target->addChild(XMPPUtils::createEntityCapsGTalkV1(s_capsNode));
|
|
// Restore the data parameter
|
|
if (dataXml) {
|
|
data->clear();
|
|
dataXml->toString(*data);
|
|
}
|
|
msg.clearParam("addjinglecaps");
|
|
}
|
|
TelEngine::destruct(dataXml);
|
|
}
|
|
}
|
|
JabberID local;
|
|
if (remote)
|
|
remote.resource(msg.getValue("instance"));
|
|
else {
|
|
local.set(msg.getValue("to"));
|
|
Lock lock(this);
|
|
if (!handleDomain(local.domain()))
|
|
return false;
|
|
lock.drop();
|
|
if (!local.resource())
|
|
local.resource(msg.getValue("to_instance"));
|
|
remote.set(msg.getValue("from"));
|
|
if (!remote.resource())
|
|
remote.resource(msg.getValue("from_instance"));
|
|
}
|
|
DDebug(this,DebugAll,"handleResNotify(%u) from=%s to=%s",
|
|
online,remote.c_str(),local.c_str());
|
|
if (!remote)
|
|
return false;
|
|
if (online) {
|
|
if (!remote.resource())
|
|
return false;
|
|
Lock lock(this);
|
|
for (ObjList* o = channels().skipNull(); o; o = o->skipNext()) {
|
|
YJGConnection* conn = static_cast<YJGConnection*>(o->get());
|
|
if (conn->state() != YJGConnection::Pending)
|
|
continue;
|
|
if (remote.bare() != conn->remote().bare())
|
|
continue;
|
|
if (!local || conn->local().match(local)) {
|
|
conn->updateResource(remote.resource());
|
|
if (conn->presenceChanged(true,&msg))
|
|
conn->disconnect(0);
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
// Offline
|
|
// Remote user is unavailable: notify all connections
|
|
// Remote has no resource: match connections by bare jid
|
|
Lock lock(this);
|
|
for (ObjList* o = channels().skipNull(); o; o = o->skipNext()) {
|
|
YJGConnection* conn = static_cast<YJGConnection*>(o->get());
|
|
if (conn->remote().match(remote) && (!local ||
|
|
local.bare() != conn->local().bare())) {
|
|
if (conn->presenceChanged(false))
|
|
conn->disconnect(0);
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
String* src = msg.getParam("from");
|
|
String* dest = msg.getParam("to");
|
|
if (TelEngine::null(src) || TelEngine::null(dest))
|
|
return false;
|
|
// (un)subscribed
|
|
bool sub = (*oper == "subscribed");
|
|
if (sub || *oper == "unsubscribed") {
|
|
// We are not interested in 'unsubscribed'
|
|
if (!sub)
|
|
return false;
|
|
|
|
return false;
|
|
}
|
|
// probe
|
|
if (*oper == "probe") {
|
|
if (!s_autoSubscribe)
|
|
return false;
|
|
JabberID to(msg.getValue("to"));
|
|
if (!to || !s_serverMode || !handleDomain(to.domain()))
|
|
return false;
|
|
DDebug(this,DebugAll,"handleResNotify(probe) from=%s to=%s",
|
|
msg.getValue("from"),to.c_str());
|
|
notifyPresence(to,msg.getValue("from"),true);
|
|
return false;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
// Handle resource.subscribe messages
|
|
bool YJGDriver::handleResSubscribe(Message& msg)
|
|
{
|
|
if (!s_autoSubscribe)
|
|
return false;
|
|
String* oper = msg.getParam("operation");
|
|
if (TelEngine::null(oper))
|
|
return false;
|
|
bool sub = (*oper == "subscribe");
|
|
if (!sub && *oper != "unsubscribe")
|
|
return false;
|
|
JabberID notifier(msg.getValue("notifier"));
|
|
if (!notifier || !s_serverMode || !handleDomain(notifier.domain()))
|
|
return false;
|
|
JabberID subscriber(msg.getValue("subscriber"));
|
|
if (!subscriber)
|
|
return false;
|
|
subscriber.resource();
|
|
DDebug(this,DebugAll,"handleResSubscribe(%s) from %s to %s",oper->c_str(),
|
|
subscriber.c_str(),notifier.c_str());
|
|
Message* m = message("resource.notify");
|
|
m->addParam("from",notifier.bare());
|
|
m->addParam("to",subscriber.bare());
|
|
m->addParam("operation",sub ? "subscribed" : "unsubscribed");
|
|
bool ok = Engine::enqueue(m);
|
|
if (ok)
|
|
notifyPresence(notifier,subscriber,sub);
|
|
return ok;
|
|
}
|
|
|
|
// Handle user.notify messages
|
|
bool YJGDriver::handleUserNotify(Message& msg)
|
|
{
|
|
if (!Engine::clientMode() || msg.getBoolValue("registered"))
|
|
return false;
|
|
// Local account is offline: disconnect it
|
|
JabberID jid(msg.getValue("jid"));
|
|
DDebug(this,DebugAll,"handleUserNotify(offline) jid=%s",jid.c_str());
|
|
Lock lock(this);
|
|
for (ObjList* o = channels().skipNull(); o; o = o->skipNext()) {
|
|
YJGConnection* conn = static_cast<YJGConnection*>(o->get());
|
|
if (jid == conn->local())
|
|
conn->disconnect("unregistered");
|
|
}
|
|
return false;
|
|
}
|
|
|
|
// Handle chan.notify messages
|
|
bool YJGDriver::handleChanNotify(Message& msg)
|
|
{
|
|
String* chan = msg.getParam("notify");
|
|
YJGConnection* ch = chan ? findChan(*chan) : 0;
|
|
if (!ch)
|
|
return false;
|
|
ch->processChanNotify(msg);
|
|
if (ch->state() == YJGConnection::Terminated)
|
|
ch->disconnect(0);
|
|
TelEngine::destruct(ch);
|
|
return true;
|
|
}
|
|
|
|
// Handle msg.execute message
|
|
// Send chan.text message if enabled
|
|
bool YJGDriver::handleImExecute(Message& msg)
|
|
{
|
|
if (!s_imToChanText)
|
|
return false;
|
|
// Set local (target) from callto/called parameter
|
|
JabberID local;
|
|
String* callto = msg.getParam("callto");
|
|
if (TelEngine::null(callto)) {
|
|
local.set(msg.getValue("called"));
|
|
if (local && !local.resource())
|
|
local.resource(msg.getValue("called_instance"));
|
|
}
|
|
else {
|
|
if (!callto->startsWith(prefix()))
|
|
return false;
|
|
local.set(callto->substr(prefix().length()));
|
|
}
|
|
if (!local)
|
|
return false;
|
|
Message* m = 0;
|
|
Lock lock(this);
|
|
// Check if target is in our domain(s)
|
|
if (!(local.node() && handleDomain(local.domain())))
|
|
return false;
|
|
JabberID remote(msg.getValue("caller"));
|
|
if (!remote.resource())
|
|
remote.resource(msg.getValue("caller_resource"));
|
|
if (!remote)
|
|
return false;
|
|
// NOTE: broadcast chat to all channels matching the bare jid if local resource is empty ?
|
|
YJGConnection* conn = findByJid(local,remote);
|
|
if (conn) {
|
|
DDebug(this,DebugInfo,"Found conn=(%p,%s) for message from=%s to=%s",
|
|
conn,conn->debugName(),remote.c_str(),local.c_str());
|
|
m = conn->message("chan.text");
|
|
}
|
|
lock.drop();
|
|
if (m) {
|
|
m->addParam("text",msg.getValue("body"));
|
|
Engine::enqueue(m);
|
|
}
|
|
return m != 0;
|
|
}
|
|
|
|
// Handle engine.start message
|
|
void YJGDriver::handleEngineStart(Message& msg)
|
|
{
|
|
setDomains(s_cfg.getValue("general","domains"));
|
|
}
|
|
|
|
// Find a connection by local and remote jid, optionally ignore local
|
|
// resource (always ignore if local has no resource)
|
|
YJGConnection* YJGDriver::findByJid(const JabberID& local, const JabberID& remote,
|
|
bool anyResource)
|
|
{
|
|
if (local.bare() == local)
|
|
anyResource = true;
|
|
ObjList* obj = channels().skipNull();
|
|
for (; obj; obj = obj->skipNext()) {
|
|
YJGConnection* conn = static_cast<YJGConnection*>(obj->get());
|
|
if (!conn->remote().match(remote))
|
|
continue;
|
|
if (anyResource) {
|
|
if (local.bare() == conn->local().bare())
|
|
return conn;
|
|
}
|
|
else if (conn->local().match(local))
|
|
return conn;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Find a channel by its sid
|
|
YJGConnection* YJGDriver::findBySid(const String& sid)
|
|
{
|
|
if (!sid)
|
|
return 0;
|
|
Lock lock(this);
|
|
for (ObjList* o = channels().skipNull(); o; o = o->skipNext()) {
|
|
YJGConnection* conn = static_cast<YJGConnection*>(o->get());
|
|
if (conn->isSid(sid))
|
|
return conn;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Notify presence
|
|
void YJGDriver::notifyPresence(const JabberID& from, const char* to, bool online)
|
|
{
|
|
if (!from)
|
|
return;
|
|
Lock lock(this);
|
|
if (!handleDomain(from.domain()))
|
|
return;
|
|
for (ObjList* o = m_resources.skipNull(); o; o = o->skipNext()) {
|
|
String* res = static_cast<String*>(o->get());
|
|
if (!from.resource() || *res == from.resource()) {
|
|
Message* m = message("resource.notify");
|
|
m->addParam("from",from.bare());
|
|
m->addParam("to",to);
|
|
m->addParam("from_instance",*res);
|
|
m->addParam("operation",online ? "online" : "offline");
|
|
if (online) {
|
|
XmlElement* xml = XMPPUtils::createPresence(0,0);
|
|
XMPPUtils::setPriority(*xml,String(s_priority));
|
|
xml->addChild(XMPPUtils::createEntityCapsGTalkV1(s_capsNode));
|
|
xml->addChild(new XmlElement(*m_entityCaps));
|
|
m->addParam(new NamedPointer("xml",xml));
|
|
}
|
|
Engine::enqueue(m);
|
|
if (from.resource())
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Build and dispatch a 'jabber.account' message. Returns it on success
|
|
Message* YJGDriver::checkAccount(const String& line, bool query,
|
|
const JabberID* contact) const
|
|
{
|
|
if (!line)
|
|
return 0;
|
|
Message* m = message("jabber.account");
|
|
m->addParam("line",line);
|
|
if (query)
|
|
m->addParam("query",String::boolText(true));
|
|
if (contact) {
|
|
m->addParam("contact",contact->bare());
|
|
if (contact->resource())
|
|
m->addParam("instance",contact->resource());
|
|
}
|
|
if (!Engine::dispatch(m))
|
|
TelEngine::destruct(m);
|
|
return m;
|
|
}
|
|
|
|
// Update the list of domains
|
|
void YJGDriver::setDomains(const String& list)
|
|
{
|
|
Lock lock(this);
|
|
ObjList* l = list.split(',',false);
|
|
// Notify the domains not serviced anymore
|
|
ObjList* o = m_domains.skipNull();
|
|
while (o) {
|
|
String* old = static_cast<String*>(o->get());
|
|
if (!l->find(*old)) {
|
|
for (ObjList* ores = m_resources.skipNull(); ores; ores = ores->skipNext()) {
|
|
Message* m = message("jabber.item");
|
|
m->addParam("jid",*old + "/" + *static_cast<String*>(ores->get()));
|
|
m->addParam("remove",String::boolText(true));
|
|
Engine::enqueue(m);
|
|
}
|
|
o->remove();
|
|
o = o->skipNull();
|
|
}
|
|
else
|
|
o = o->skipNext();
|
|
}
|
|
// Notify the new domains
|
|
for (o = l->skipNull(); o; o = o->skipNext()) {
|
|
String* d = static_cast<String*>(o->get());
|
|
if (m_domains.find(*d))
|
|
continue;
|
|
m_domains.append(new String(*d));
|
|
for (ObjList* ores = m_resources.skipNull(); ores; ores = ores->skipNext()) {
|
|
Message* m = message("jabber.item");
|
|
m->addParam("jid",*d + "/" + *static_cast<String*>(ores->get()));
|
|
Engine::enqueue(m);
|
|
}
|
|
}
|
|
TelEngine::destruct(l);
|
|
}
|
|
|
|
}; // anonymous namespace
|
|
|
|
/* vi: set ts=8 sw=4 sts=4 noet: */
|