remoting/host/log_to_server.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_HOST_LOG_TO_SERVER_H_
   6 #define REMOTING_HOST_LOG_TO_SERVER_H_
   7
   8 #include <deque>
   9 #include <map>
  10 #include <string>
  11
  12 #include "base/memory/scoped_ptr.h"
  13 #include "base/memory/weak_ptr.h"
  14 #include "base/threading/non_thread_safe.h"
  15 #include "remoting/host/host_status_observer.h"
  16 #include "remoting/host/server_log_entry.h"
  17 #include "remoting/jingle_glue/signal_strategy.h"
  18 #include "remoting/protocol/transport.h"
  19
  20 namespace base {
  21 class MessageLoopProxy;
  22 }  // namespace base
  23
  24 namespace buzz {
  25 class XmlElement;
  26 }  // namespace buzz
  27
  28 namespace remoting {
  29
  30 class HostStatusMonitor;
  31 class IqSender;
  32
  33 // LogToServer sends log entries to a server.
  34 // The contents of the log entries are described in server_log_entry.cc.
  35 // They do not contain any personally identifiable information.
  36 class LogToServer : public base::NonThreadSafe,
  37                     public HostStatusObserver,
  38                     public SignalStrategy::Listener {
  39  public:
  40   explicit LogToServer(base::WeakPtr<HostStatusMonitor> monitor,
  41                        ServerLogEntry::Mode mode,
  42                        SignalStrategy* signal_strategy,
  43                        const std::string& directory_bot_jid);
  44   virtual ~LogToServer();
  45
  46   // Logs a session state change. Currently, this is either
  47   // connection or disconnection.
  48   void LogSessionStateChange(const std::string& jid, bool connected);
  49
  50   // SignalStrategy::Listener interface.
  51   virtual void OnSignalStrategyStateChange(
  52       SignalStrategy::State state) OVERRIDE;
  53   virtual bool OnSignalStrategyIncomingStanza(
  54       const buzz::XmlElement* stanza) OVERRIDE;
  55
  56   // HostStatusObserver interface.
  57   virtual void OnClientConnected(const std::string& jid) OVERRIDE;
  58   virtual void OnClientDisconnected(const std::string& jid) OVERRIDE;
  59   virtual void OnClientRouteChange(
  60       const std::string& jid,
  61       const std::string& channel_name,
  62       const protocol::TransportRoute& route) OVERRIDE;
  63
  64  private:
  65   void Log(const ServerLogEntry& entry);
  66   void SendPendingEntries();
  67
  68   base::WeakPtr<HostStatusMonitor> monitor_;
  69   ServerLogEntry::Mode mode_;
  70   SignalStrategy* signal_strategy_;
  71   scoped_ptr<IqSender> iq_sender_;
  72   std::string directory_bot_jid_;
  73
  74   // A map from client JID to the route type of that client's connection to
  75   // this host.
  76   std::map<std::string, protocol::TransportRoute::RouteType>
  77       connection_route_type_;
  78   std::deque<ServerLogEntry> pending_entries_;
  79
  80   DISALLOW_COPY_AND_ASSIGN(LogToServer);
  81 };
  82
  83 }  // namespace remoting
  84
  85 #endif  // REMOTING_HOST_LOG_TO_SERVER_H_