Home | History | Annotate | Download | only in host 
      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/jingle_glue/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_
     86