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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chromeos/ash/components/network/metrics/vpn_network_metrics_helper.h"
#include "base/logging.h"
#include "base/metrics/histogram_functions.h"
#include "base/notreached.h"
#include "chromeos/ash/components/network/metrics/network_metrics_helper.h"
#include "chromeos/ash/components/network/network_handler.h"
#include "chromeos/ash/components/network/network_state.h"
#include "chromeos/ash/components/network/network_state_handler.h"
#include "third_party/cros_system_api/dbus/shill/dbus-constants.h"
namespace ash {
namespace {
// The buckets of the histogram that captures the metrics of the configuration
// sources of created VPNs.
const char kVpnConfigurationSourceBucketArc[] =
"Network.Ash.VPN.ARC.ConfigurationSource";
const char kVpnConfigurationSourceBucketIKEv2[] =
"Network.Ash.VPN.IKEv2.ConfigurationSource";
const char kVpnConfigurationSourceBucketL2tpIpsec[] =
"Network.Ash.VPN.L2TPIPsec.ConfigurationSource";
const char kVpnConfigurationSourceBucketOpenVpn[] =
"Network.Ash.VPN.OpenVPN.ConfigurationSource";
const char kVpnConfigurationSourceBucketThirdParty[] =
"Network.Ash.VPN.ThirdParty.ConfigurationSource";
const char kVpnConfigurationSourceBucketWireGuard[] =
"Network.Ash.VPN.WireGuard.ConfigurationSource";
const char kVpnConfigurationSourceBucketUnknown[] =
"Network.Ash.VPN.Unknown.ConfigurationSource";
const char* GetBucketForVpnProviderType(const std::string& vpn_provider_type) {
if (vpn_provider_type == shill::kProviderArcVpn) {
return kVpnConfigurationSourceBucketArc;
} else if (vpn_provider_type == shill::kProviderIKEv2) {
return kVpnConfigurationSourceBucketIKEv2;
} else if (vpn_provider_type == shill::kProviderL2tpIpsec) {
return kVpnConfigurationSourceBucketL2tpIpsec;
} else if (vpn_provider_type == shill::kProviderOpenVpn) {
return kVpnConfigurationSourceBucketOpenVpn;
} else if (vpn_provider_type == shill::kProviderThirdPartyVpn) {
return kVpnConfigurationSourceBucketThirdParty;
} else if (vpn_provider_type == shill::kProviderWireGuard) {
return kVpnConfigurationSourceBucketWireGuard;
}
DUMP_WILL_BE_NOTREACHED();
return kVpnConfigurationSourceBucketUnknown;
}
} // namespace
VpnNetworkMetricsHelper::VpnNetworkMetricsHelper() = default;
VpnNetworkMetricsHelper::~VpnNetworkMetricsHelper() = default;
void VpnNetworkMetricsHelper::Init(
NetworkConfigurationHandler* network_configuration_handler) {
if (network_configuration_handler)
network_configuration_observation_.Observe(network_configuration_handler);
}
void VpnNetworkMetricsHelper::OnConfigurationCreated(
const std::string& service_path,
const std::string& guid) {
const NetworkState* network_state =
NetworkHandler::Get()->network_state_handler()->GetNetworkStateFromGuid(
guid);
if (!network_state || network_state->GetNetworkTechnologyType() !=
NetworkState::NetworkTechnologyType::kVPN) {
return;
}
const char* vpn_provider_type_bucket =
GetBucketForVpnProviderType(network_state->GetVpnProviderType());
DCHECK(vpn_provider_type_bucket);
base::UmaHistogramEnumeration(
vpn_provider_type_bucket,
network_state->IsManagedByPolicy()
? VPNConfigurationSource::kConfiguredByPolicy
: VPNConfigurationSource::kConfiguredManually);
}
} // namespace ash
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