remoting/host/host_status_logger.h

   1 // Copyright 2014 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_HOST_STATUS_LOGGER_H_
   6 #define REMOTING_HOST_HOST_STATUS_LOGGER_H_
   7
   8 #include <map>
   9
  10 #include "base/memory/weak_ptr.h"
  11 #include "base/threading/non_thread_safe.h"
  12 #include "remoting/host/host_status_observer.h"
  13 #include "remoting/protocol/transport.h"
  14 #include "remoting/signaling/log_to_server.h"
  15
  16 namespace remoting {
  17
  18 class HostStatusMonitor;
  19
  20 // HostStatusLogger sends host log entries to a server.
  21 // The contents of the log entries are described in server_log_entry_host.cc.
  22 // They do not contain any personally identifiable information.
  23 class HostStatusLogger : public HostStatusObserver,
  24                          public base::NonThreadSafe {
  25  public:
  26   HostStatusLogger(base::WeakPtr<HostStatusMonitor> monitor,
  27                   ServerLogEntry::Mode mode,
  28                   SignalStrategy* signal_strategy,
  29                   const std::string& directory_bot_jid);
  30   ~HostStatusLogger() override;
  31
  32   // Logs a session state change. Currently, this is either
  33   // connection or disconnection.
  34   void LogSessionStateChange(const std::string& jid, bool connected);
  35
  36   // HostStatusObserver interface.
  37   void OnClientConnected(const std::string& jid) override;
  38   void OnClientDisconnected(const std::string& jid) override;
  39   void OnClientRouteChange(const std::string& jid,
  40                            const std::string& channel_name,
  41                            const protocol::TransportRoute& route) override;
  42
  43   // Allows test code to fake SignalStrategy state change events.
  44   void SetSignalingStateForTest(SignalStrategy::State state);
  45
  46  private:
  47   LogToServer log_to_server_;
  48
  49   base::WeakPtr<HostStatusMonitor> monitor_;
  50
  51   // A map from client JID to the route type of that client's connection to
  52   // this host.
  53   std::map<std::string, protocol::TransportRoute::RouteType>
  54       connection_route_type_;
  55
  56   DISALLOW_COPY_AND_ASSIGN(HostStatusLogger);
  57 };
  58
  59 }  // namespace remoting
  60
  61 #endif  // REMOTING_HOST_HOST_STATUS_LOGGER_H_