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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 COMPONENTS_GCM_DRIVER_GCM_STATS_RECORDER_IMPL_H_
#define COMPONENTS_GCM_DRIVER_GCM_STATS_RECORDER_IMPL_H_
#include <stdint.h>
#include <deque>
#include <string>
#include <vector>
#include "base/macros.h"
#include "base/time/time.h"
#include "components/gcm_driver/crypto/gcm_encryption_provider.h"
#include "components/gcm_driver/gcm_activity.h"
#include "google_apis/gcm/engine/connection_factory.h"
#include "google_apis/gcm/engine/mcs_client.h"
#include "google_apis/gcm/engine/registration_request.h"
#include "google_apis/gcm/engine/unregistration_request.h"
#include "google_apis/gcm/monitoring/gcm_stats_recorder.h"
namespace gcm {
// Records GCM internal stats and activities for debugging purpose. Recording
// can be turned on/off by calling set_is_recording(...) function. It is turned
// off by default.
// This class is not thread safe. It is meant to be owned by a gcm client
// instance.
class GCMStatsRecorderImpl : public GCMStatsRecorder {
public:
GCMStatsRecorderImpl();
~GCMStatsRecorderImpl() override;
// Set a delegate to receive callback from the recorder.
void SetDelegate(Delegate* delegate);
// Clear all recorded activities.
void Clear();
// Records a message decryption failure caused by |result| for |app_id|.
void RecordDecryptionFailure(const std::string& app_id,
GCMEncryptionProvider::DecryptionResult result);
// GCMStatsRecorder implementation:
void RecordCheckinInitiated(uint64_t android_id) override;
void RecordCheckinDelayedDueToBackoff(int64_t delay_msec) override;
void RecordCheckinSuccess() override;
void RecordCheckinFailure(const std::string& status,
bool will_retry) override;
void RecordConnectionInitiated(const std::string& host) override;
void RecordConnectionDelayedDueToBackoff(int64_t delay_msec) override;
void RecordConnectionSuccess() override;
void RecordConnectionFailure(int network_error) override;
void RecordConnectionResetSignaled(
ConnectionFactory::ConnectionResetReason reason) override;
void RecordRegistrationSent(const std::string& app_id,
const std::string& source) override;
void RecordRegistrationResponse(const std::string& app_id,
const std::string& source,
RegistrationRequest::Status status) override;
void RecordRegistrationRetryDelayed(const std::string& app_id,
const std::string& source,
int64_t delay_msec,
int retries_left) override;
void RecordUnregistrationSent(const std::string& app_id,
const std::string& source) override;
void RecordUnregistrationResponse(
const std::string& app_id,
const std::string& source,
UnregistrationRequest::Status status) override;
void RecordUnregistrationRetryDelayed(const std::string& app_id,
const std::string& source,
int64_t delay_msec,
int retries_left) override;
void RecordDataMessageReceived(const std::string& app_id,
const std::string& from,
int message_byte_size,
bool to_registered_app,
ReceivedMessageType message_type) override;
void RecordDataSentToWire(const std::string& app_id,
const std::string& receiver_id,
const std::string& message_id,
int queued) override;
void RecordNotifySendStatus(const std::string& app_id,
const std::string& receiver_id,
const std::string& message_id,
MCSClient::MessageSendStatus status,
int byte_size,
int ttl) override;
void RecordIncomingSendError(const std::string& app_id,
const std::string& receiver_id,
const std::string& message_id) override;
// Collect all recorded activities into |*recorded_activities|.
void CollectActivities(RecordedActivities* recorded_activities) const;
bool is_recording() const { return is_recording_; }
void set_is_recording(bool recording) { is_recording_ = recording; }
const std::deque<CheckinActivity>& checkin_activities() const {
return checkin_activities_;
}
const std::deque<ConnectionActivity>& connection_activities() const {
return connection_activities_;
}
const std::deque<RegistrationActivity>& registration_activities() const {
return registration_activities_;
}
const std::deque<ReceivingActivity>& receiving_activities() const {
return receiving_activities_;
}
const std::deque<SendingActivity>& sending_activities() const {
return sending_activities_;
}
const std::deque<DecryptionFailureActivity>& decryption_failure_activities()
const {
return decryption_failure_activities_;
}
protected:
// Notify the recorder delegate, if it exists, that an activity has been
// recorded.
void NotifyActivityRecorded();
void RecordCheckin(const std::string& event,
const std::string& details);
void RecordConnection(const std::string& event,
const std::string& details);
void RecordRegistration(const std::string& app_id,
const std::string& source,
const std::string& event,
const std::string& details);
void RecordReceiving(const std::string& app_id,
const std::string& from,
int message_byte_size,
const std::string& event,
const std::string& details);
void RecordSending(const std::string& app_id,
const std::string& receiver_id,
const std::string& message_id,
const std::string& event,
const std::string& details);
bool is_recording_;
Delegate* delegate_;
std::deque<CheckinActivity> checkin_activities_;
std::deque<ConnectionActivity> connection_activities_;
std::deque<RegistrationActivity> registration_activities_;
std::deque<ReceivingActivity> receiving_activities_;
std::deque<SendingActivity> sending_activities_;
std::deque<DecryptionFailureActivity> decryption_failure_activities_;
base::TimeTicks last_connection_initiation_time_;
base::TimeTicks last_connection_success_time_;
bool data_message_received_since_connected_;
base::TimeTicks last_received_data_message_burst_start_time_;
base::TimeTicks last_received_data_message_time_within_burst_;
int64_t received_data_message_burst_size_;
DISALLOW_COPY_AND_ASSIGN(GCMStatsRecorderImpl);
};
} // namespace gcm
#endif // COMPONENTS_GCM_DRIVER_GCM_STATS_RECORDER_IMPL_H_
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