src/remoting/protocol/jingle_session_manager.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef REMOTING_PROTOCOL_JINGLE_SESSION_MANAGER_H_
   6 #define REMOTING_PROTOCOL_JINGLE_SESSION_MANAGER_H_
   7
   8 #include <list>
   9 #include <map>
  10 #include <string>
  11
  12 #include "base/memory/ref_counted.h"
  13 #include "net/cert/x509_certificate.h"
  14 #include "remoting/jingle_glue/signal_strategy.h"
  15 #include "remoting/protocol/jingle_messages.h"
  16 #include "remoting/protocol/session_manager.h"
  17
  18 namespace pp {
  19 class Instance;
  20 }  // namespace pp
  21
  22 namespace buzz {
  23 class XmlElement;
  24 }  // namespace buzz
  25
  26 namespace talk_base {
  27 class SocketAddress;
  28 }  // namespace talk_base
  29
  30 namespace remoting {
  31
  32 class IqSender;
  33 class JingleInfoRequest;
  34
  35 namespace protocol {
  36
  37 class JingleSession;
  38 class TransportFactory;
  39
  40 // JingleSessionManager and JingleSession implement the subset of the
  41 // Jingle protocol used in Chromoting. JingleSessionManager provides
  42 // the protocol::SessionManager interface for accepting incoming and
  43 // creating outgoing sessions.
  44 class JingleSessionManager : public SessionManager,
  45                              public SignalStrategy::Listener {
  46  public:
  47   // When |fetch_stun_relay_config| is set to true then
  48   // JingleSessionManager will also try to query configuration of STUN
  49   // and Relay servers from the signaling server.
  50   //
  51   // TODO(sergeyu): Move NAT-traversal config fetching to a separate
  52   // class.
  53   explicit JingleSessionManager(
  54       scoped_ptr<TransportFactory> transport_factory,
  55       bool fetch_stun_relay_config);
  56   virtual ~JingleSessionManager();
  57
  58   // SessionManager interface.
  59   virtual void Init(SignalStrategy* signal_strategy,
  60                     SessionManager::Listener* listener) OVERRIDE;
  61   virtual scoped_ptr<Session> Connect(
  62       const std::string& host_jid,
  63       scoped_ptr<Authenticator> authenticator,
  64       scoped_ptr<CandidateSessionConfig> config) OVERRIDE;
  65   virtual void Close() OVERRIDE;
  66   virtual void set_authenticator_factory(
  67       scoped_ptr<AuthenticatorFactory> authenticator_factory) OVERRIDE;
  68
  69   // SignalStrategy::Listener interface.
  70   virtual void OnSignalStrategyStateChange(
  71       SignalStrategy::State state) OVERRIDE;
  72   virtual bool OnSignalStrategyIncomingStanza(
  73       const buzz::XmlElement* stanza) OVERRIDE;
  74
  75  private:
  76   friend class JingleSession;
  77
  78   typedef std::map<std::string, JingleSession*> SessionsMap;
  79
  80   void OnJingleInfo(
  81       const std::string& relay_token,
  82       const std::vector<std::string>& relay_hosts,
  83       const std::vector<talk_base::SocketAddress>& stun_hosts);
  84
  85   IqSender* iq_sender() { return iq_sender_.get(); }
  86   void SendReply(const buzz::XmlElement* original_stanza,
  87                  JingleMessageReply::ErrorType error);
  88
  89   // Called by JingleSession when it is being destroyed.
  90   void SessionDestroyed(JingleSession* session);
  91
  92   scoped_ptr<TransportFactory> transport_factory_;
  93   bool fetch_stun_relay_config_;
  94
  95   SignalStrategy* signal_strategy_;
  96   scoped_ptr<AuthenticatorFactory> authenticator_factory_;
  97   scoped_ptr<IqSender> iq_sender_;
  98   SessionManager::Listener* listener_;
  99
 100   bool ready_;
 101
 102   scoped_ptr<JingleInfoRequest> jingle_info_request_;
 103
 104   SessionsMap sessions_;
 105
 106   DISALLOW_COPY_AND_ASSIGN(JingleSessionManager);
 107 };
 108
 109 }  // namespace protocol
 110 }  // namespace remoting
 111
 112 #endif  // REMOTING_PROTOCOL_JINGLE_SESSION_MANAGER_H_