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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef REMOTING_HOST_HOST_WTMPDB_LOGGER_H_
#define REMOTING_HOST_HOST_WTMPDB_LOGGER_H_
#include <cstdint>
#include <string>
#include "base/containers/flat_map.h"
#include "base/memory/scoped_refptr.h"
#include "base/sequence_checker.h"
#include "base/thread_annotations.h"
#include "remoting/host/host_status_observer.h"
#include "sql/database.h"
namespace remoting {
class HostStatusMonitor;
// HostWtmpdbLogger records client connect/disconnect events to wtmpdb.
class HostWtmpdbLogger : public HostStatusObserver {
public:
explicit HostWtmpdbLogger(scoped_refptr<HostStatusMonitor> monitor);
HostWtmpdbLogger(const HostWtmpdbLogger&) = delete;
HostWtmpdbLogger& operator=(const HostWtmpdbLogger&) = delete;
~HostWtmpdbLogger() override;
// HostStatusObserver interface.
void OnClientConnected(const std::string& signaling_id) override;
void OnClientDisconnected(const std::string& signaling_id) override;
private:
SEQUENCE_CHECKER(sequence_checker_);
// A struct containing pty and wtmpdb ids to identify sessions.
struct ConnectionInfo {
std::int32_t pty_id;
std::int64_t wtmpdb_id;
};
// A map from client signaling ID to connection info.
base::flat_map<std::string, ConnectionInfo> session_;
scoped_refptr<HostStatusMonitor> monitor_;
};
} // namespace remoting
#endif // REMOTING_HOST_HOST_WTMPDB_LOGGER_H_
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