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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROMEOS_ASH_COMPONENTS_SYNC_WIFI_SYNCED_NETWORK_METRICS_LOGGER_H_
#define CHROMEOS_ASH_COMPONENTS_SYNC_WIFI_SYNCED_NETWORK_METRICS_LOGGER_H_
#include <optional>
#include "base/containers/flat_set.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/time/time.h"
#include "base/values.h"
#include "chromeos/ash/components/network/network_connection_observer.h"
#include "chromeos/ash/components/network/network_state_handler_observer.h"
#include "chromeos/ash/components/sync_wifi/network_eligibility_checker.h"
namespace ash {
class NetworkConnectionHandler;
class NetworkState;
class NetworkStateHandler;
namespace sync_wifi {
const char kConnectionFailureReasonAllHistogram[] =
"Network.Wifi.Synced.Connection.FailureReason";
const char kConnectionResultAllHistogram[] =
"Network.Wifi.Synced.Connection.Result";
const char kConnectionFailureReasonManualHistogram[] =
"Network.Wifi.Synced.ManualConnection.FailureReason";
const char kConnectionResultManualHistogram[] =
"Network.Wifi.Synced.ManualConnection.Result";
const char kApplyFailureReasonHistogram[] =
"Network.Wifi.Synced.UpdateOperation.FailureReason";
const char kApplyGenerateLocalNetworkConfigHistogram[] =
"Network.Wifi.Synced.UpdateOperation.GenerateLocalNetworkConfig.Result";
const char kApplyResultHistogram[] =
"Network.Wifi.Synced.UpdateOperation.Result";
const char kZeroNetworksSyncedReasonHistogram[] =
"Network.Wifi.Synced.ZeroNetworksEligibleForSync.Reason";
const char kTotalCountHistogram[] = "Network.Wifi.Synced.TotalCount";
// These values are persisted to logs. Entries should not be renumbered and
// numeric values should never be reused.
enum class ConnectionFailureReason {
kUnknownDeprecated = 0, // deprecated
kBadPassphrase = 1,
kBadWepKey = 2,
kFailedToConnect = 3,
kDhcpFailure = 4,
kDnsLookupFailure = 5,
kEapAuthentication = 6,
kEapLocalTls = 7,
kEapRemoteTls = 8,
kOutOfRange = 9,
kPinMissing = 10,
kUnknown = 11,
kNoFailure = 12,
kNotAssociated = 13,
kNotAuthenticated = 14,
kTooManySTAs = 15,
kMaxValue = kTooManySTAs
};
// These values are persisted to logs. Entries should not be renumbered and
// numeric values should never be reused.
enum class ApplyNetworkFailureReason {
kUnknown = 0,
kAlreadyExists = 1,
kFailedToRemove = 2,
kFailedToUpdate = 3,
kFailedToAdd = 4,
kInProgress = 5,
kInternalError = 6,
kInvalidArguments = 7,
kInvalidNetworkName = 8,
kInvalidPassphrase = 9,
kInvalidProperty = 10,
kNotSupported = 11,
kPassphraseRequired = 12,
kPermissionDenied = 13,
kTimedout = 14,
kMaxValue = kTimedout
};
// Logs connection metrics for networks which were configured by sync.
class SyncedNetworkMetricsLogger : public NetworkConnectionObserver,
public NetworkStateHandlerObserver {
public:
SyncedNetworkMetricsLogger(
NetworkStateHandler* network_state_handler,
NetworkConnectionHandler* network_connection_handler);
~SyncedNetworkMetricsLogger() override;
SyncedNetworkMetricsLogger(const SyncedNetworkMetricsLogger&) = delete;
SyncedNetworkMetricsLogger& operator=(const SyncedNetworkMetricsLogger&) =
delete;
// NetworkConnectionObserver::
void ConnectSucceeded(const std::string& service_path) override;
void ConnectFailed(const std::string& service_path,
const std::string& error_name) override;
// NetworkStateObserver::
void NetworkConnectionStateChanged(const NetworkState* network) override;
void OnShuttingDown() override;
// Only record after all retries have failed.
void RecordApplyNetworkFailed();
// Record the cause of failure for all tries. |error_string| is optional,
// |error_enum| will be used unless the provided |error_string| can be mapped
// to a more specific error.
void RecordApplyNetworkFailureReason(ApplyNetworkFailureReason error_enum,
const std::string& error_string);
void RecordApplyNetworkSuccess();
void RecordApplyGenerateLocalNetworkConfig(bool success);
void RecordTotalCount(int count);
void RecordZeroNetworksEligibleForSync(
base::flat_set<NetworkEligibilityStatus>
network_eligiblility_status_codes);
private:
static ConnectionFailureReason ConnectionFailureReasonToEnum(
const std::string& reason);
static ApplyNetworkFailureReason ApplyFailureReasonToEnum(
const std::string& reason);
void OnConnectErrorGetProperties(
const std::string& error_name,
const std::string& service_path,
std::optional<base::Value::Dict> shill_properties);
bool IsEligible(const NetworkState* network);
raw_ptr<NetworkStateHandler> network_state_handler_ = nullptr;
raw_ptr<NetworkConnectionHandler> network_connection_handler_ = nullptr;
NetworkStateHandlerScopedObservation network_state_handler_observer_{this};
// Contains the guids of networks which are currently connecting.
base::flat_set<std::string> connecting_guids_;
// The timestamp when the constructor was executed.
base::Time initialized_timestamp_;
base::WeakPtrFactory<SyncedNetworkMetricsLogger> weak_ptr_factory_{this};
};
} // namespace sync_wifi
} // namespace ash
#endif // CHROMEOS_ASH_COMPONENTS_SYNC_WIFI_SYNCED_NETWORK_METRICS_LOGGER_H_
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