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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef REMOTING_CLIENT_CLIENT_STATUS_LOGGER_H_
#define REMOTING_CLIENT_CLIENT_STATUS_LOGGER_H_
#include "base/macros.h"
#include "base/threading/non_thread_safe.h"
#include "base/time/time.h"
#include "remoting/protocol/connection_to_host.h"
#include "remoting/protocol/errors.h"
#include "remoting/signaling/log_to_server.h"
namespace remoting {
namespace protocol {
class PerformanceTracker;
} // namespace protocol
// ClientStatusLogger sends client log entries to a server.
// The contents of the log entries are described in server_log_entry_client.cc.
// They do not contain any personally identifiable information.
class ClientStatusLogger : public base::NonThreadSafe {
public:
ClientStatusLogger(ServerLogEntry::Mode mode,
SignalStrategy* signal_strategy,
const std::string& directory_bot_jid);
~ClientStatusLogger();
void LogSessionStateChange(protocol::ConnectionToHost::State state,
protocol::ErrorCode error);
void LogStatistics(protocol::PerformanceTracker* perf_tracker);
// Allows test code to fake SignalStrategy state change events.
void SetSignalingStateForTest(SignalStrategy::State state);
private:
LogToServer log_to_server_;
// Generates a new random session ID.
void GenerateSessionId();
// Expire the session ID if the maximum duration has been exceeded.
void MaybeExpireSessionId();
// A randomly generated session ID to be attached to log messages. This
// is regenerated at the start of a new session.
std::string session_id_;
// Start time of the session.
base::TimeTicks session_start_time_;
// Time when the session ID was generated.
base::TimeTicks session_id_generation_time_;
DISALLOW_COPY_AND_ASSIGN(ClientStatusLogger);
};
} // namespace remoting
#endif // REMOTING_CLIENT_CLIENT_STATUS_LOGGER_H_
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