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/**
*
* Copyright (c) 2021 Project CHIP Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <app-common/zap-generated/attributes/Accessors.h>
#include <app-common/zap-generated/cluster-objects.h>
#include <app-common/zap-generated/ids/Attributes.h>
#include <app-common/zap-generated/ids/Clusters.h>
#include <app/AttributeAccessInterface.h>
#include <app/CommandHandler.h>
#include <app/ConcreteCommandPath.h>
#include <app/EventLogging.h>
#include <app/util/af.h>
#include <app/util/attribute-storage.h>
#include <lib/core/Optional.h>
#include <platform/DiagnosticDataProvider.h>
using namespace chip;
using namespace chip::app;
using namespace chip::app::Clusters;
using namespace chip::app::Clusters::WiFiNetworkDiagnostics;
using namespace chip::app::Clusters::WiFiNetworkDiagnostics::Attributes;
using chip::DeviceLayer::DiagnosticDataProvider;
using chip::DeviceLayer::GetDiagnosticDataProvider;
namespace {
class WiFiDiagosticsAttrAccess : public AttributeAccessInterface
{
public:
// Register for the WiFiNetworkDiagnostics cluster on all endpoints.
WiFiDiagosticsAttrAccess() : AttributeAccessInterface(Optional<EndpointId>::Missing(), WiFiNetworkDiagnostics::Id) {}
CHIP_ERROR Read(const ConcreteReadAttributePath & aPath, AttributeValueEncoder & aEncoder) override;
private:
template <typename T, typename Type>
CHIP_ERROR ReadIfSupported(CHIP_ERROR (DiagnosticDataProvider::*getter)(T &), Type & data, AttributeValueEncoder & aEncoder);
CHIP_ERROR ReadWiFiBssId(AttributeValueEncoder & aEncoder);
CHIP_ERROR ReadSecurityType(AttributeValueEncoder & aEncoder);
CHIP_ERROR ReadWiFiVersion(AttributeValueEncoder & aEncoder);
CHIP_ERROR ReadChannelNumber(AttributeValueEncoder & aEncoder);
CHIP_ERROR ReadWiFiRssi(AttributeValueEncoder & aEncoder);
};
template <typename T, typename Type>
CHIP_ERROR WiFiDiagosticsAttrAccess::ReadIfSupported(CHIP_ERROR (DiagnosticDataProvider::*getter)(T &), Type & data,
AttributeValueEncoder & aEncoder)
{
T value;
CHIP_ERROR err = (DeviceLayer::GetDiagnosticDataProvider().*getter)(value);
if (err == CHIP_NO_ERROR)
{
data.SetNonNull(value);
}
else
{
ChipLogProgress(Zcl, "The WiFi interface is not currently configured or operational.");
}
return aEncoder.Encode(data);
}
CHIP_ERROR WiFiDiagosticsAttrAccess::ReadWiFiBssId(AttributeValueEncoder & aEncoder)
{
Attributes::Bssid::TypeInfo::Type bssid;
ByteSpan value;
if (DeviceLayer::GetDiagnosticDataProvider().GetWiFiBssId(value) == CHIP_NO_ERROR)
{
if (!value.empty())
{
bssid.SetNonNull(value);
ChipLogProgress(Zcl, "Node is currently connected to Wi-Fi network with BSSID:");
ChipLogByteSpan(Zcl, value);
}
}
else
{
ChipLogProgress(Zcl, "The WiFi interface is not currently connected.");
}
return aEncoder.Encode(bssid);
}
CHIP_ERROR WiFiDiagosticsAttrAccess::ReadSecurityType(AttributeValueEncoder & aEncoder)
{
Attributes::SecurityType::TypeInfo::Type securityType;
uint8_t value = 0;
if (DeviceLayer::GetDiagnosticDataProvider().GetWiFiSecurityType(value) == CHIP_NO_ERROR)
{
securityType.SetNonNull(static_cast<WiFiNetworkDiagnostics::SecurityType>(value));
ChipLogProgress(Zcl, "The current type of Wi-Fi security used: %d", value);
}
else
{
ChipLogProgress(Zcl, "The WiFi interface is not currently configured or operational.");
}
return aEncoder.Encode(securityType);
}
CHIP_ERROR WiFiDiagosticsAttrAccess::ReadWiFiVersion(AttributeValueEncoder & aEncoder)
{
Attributes::WiFiVersion::TypeInfo::Type version;
uint8_t value = 0;
if (DeviceLayer::GetDiagnosticDataProvider().GetWiFiVersion(value) == CHIP_NO_ERROR)
{
version.SetNonNull(static_cast<WiFiNetworkDiagnostics::WiFiVersionType>(value));
ChipLogProgress(Zcl, "The current 802.11 standard version in use by the Node: %d", value);
}
else
{
ChipLogProgress(Zcl, "The current 802.11 standard version in use by the Node is not available");
}
return aEncoder.Encode(version);
}
CHIP_ERROR WiFiDiagosticsAttrAccess::ReadChannelNumber(AttributeValueEncoder & aEncoder)
{
Attributes::ChannelNumber::TypeInfo::Type channelNumber;
uint16_t value = 0;
if (DeviceLayer::GetDiagnosticDataProvider().GetWiFiChannelNumber(value) == CHIP_NO_ERROR)
{
channelNumber.SetNonNull(value);
ChipLogProgress(Zcl, "The channel that Wi-Fi communication is currently operating on is: %d", value);
}
else
{
ChipLogProgress(Zcl, "The WiFi interface is not currently configured or operational.");
}
return aEncoder.Encode(channelNumber);
}
CHIP_ERROR WiFiDiagosticsAttrAccess::ReadWiFiRssi(AttributeValueEncoder & aEncoder)
{
Attributes::Rssi::TypeInfo::Type rssi;
int8_t value = 0;
if (DeviceLayer::GetDiagnosticDataProvider().GetWiFiRssi(value) == CHIP_NO_ERROR)
{
rssi.SetNonNull(value);
ChipLogProgress(Zcl, "The current RSSI of the Node’s Wi-Fi radio in dB: %d", value);
}
else
{
ChipLogProgress(Zcl, "The WiFi interface is not currently configured or operational.");
}
return aEncoder.Encode(rssi);
}
WiFiDiagosticsAttrAccess gAttrAccess;
CHIP_ERROR WiFiDiagosticsAttrAccess::Read(const ConcreteReadAttributePath & aPath, AttributeValueEncoder & aEncoder)
{
if (aPath.mClusterId != WiFiNetworkDiagnostics::Id)
{
// We shouldn't have been called at all.
return CHIP_ERROR_INVALID_ARGUMENT;
}
switch (aPath.mAttributeId)
{
case Bssid::Id: {
return ReadWiFiBssId(aEncoder);
}
case Attributes::SecurityType::Id: {
return ReadSecurityType(aEncoder);
}
case WiFiVersion::Id: {
return ReadWiFiVersion(aEncoder);
}
case ChannelNumber::Id: {
return ReadChannelNumber(aEncoder);
}
case Rssi::Id: {
return ReadWiFiRssi(aEncoder);
}
case BeaconLostCount::Id: {
Attributes::BeaconLostCount::TypeInfo::Type count;
return ReadIfSupported(&DiagnosticDataProvider::GetWiFiBeaconLostCount, count, aEncoder);
}
case BeaconRxCount::Id: {
Attributes::BeaconRxCount::TypeInfo::Type count;
return ReadIfSupported(&DiagnosticDataProvider::GetWiFiBeaconRxCount, count, aEncoder);
}
case PacketMulticastRxCount::Id: {
Attributes::PacketMulticastRxCount::TypeInfo::Type count;
return ReadIfSupported(&DiagnosticDataProvider::GetWiFiPacketMulticastRxCount, count, aEncoder);
}
case PacketMulticastTxCount::Id: {
Attributes::PacketMulticastTxCount::TypeInfo::Type count;
return ReadIfSupported(&DiagnosticDataProvider::GetWiFiPacketMulticastTxCount, count, aEncoder);
}
case PacketUnicastRxCount::Id: {
Attributes::PacketUnicastRxCount::TypeInfo::Type count;
return ReadIfSupported(&DiagnosticDataProvider::GetWiFiPacketUnicastRxCount, count, aEncoder);
}
case PacketUnicastTxCount::Id: {
Attributes::PacketUnicastTxCount::TypeInfo::Type count;
return ReadIfSupported(&DiagnosticDataProvider::GetWiFiPacketUnicastTxCount, count, aEncoder);
}
case CurrentMaxRate::Id: {
Attributes::CurrentMaxRate::TypeInfo::Type rate;
return ReadIfSupported(&DiagnosticDataProvider::GetWiFiCurrentMaxRate, rate, aEncoder);
}
case OverrunCount::Id: {
Attributes::OverrunCount::TypeInfo::Type count;
return ReadIfSupported(&DiagnosticDataProvider::GetWiFiOverrunCount, count, aEncoder);
}
default: {
break;
}
}
return CHIP_NO_ERROR;
}
class WiFiDiagnosticsDelegate : public DeviceLayer::WiFiDiagnosticsDelegate
{
// Gets called when the Node detects Node’s Wi-Fi connection has been disconnected.
void OnDisconnectionDetected(uint16_t reasonCode) override
{
ChipLogProgress(Zcl, "WiFiDiagnosticsDelegate: OnDisconnectionDetected");
for (auto endpoint : EnabledEndpointsWithServerCluster(WiFiNetworkDiagnostics::Id))
{
// If WiFi Network Diagnostics cluster is implemented on this endpoint
Events::Disconnection::Type event{ reasonCode };
EventNumber eventNumber;
if (CHIP_NO_ERROR != LogEvent(event, endpoint, eventNumber))
{
ChipLogError(Zcl, "WiFiDiagnosticsDelegate: Failed to record Disconnection event");
}
}
}
// Gets called when the Node fails to associate or authenticate an access point.
void OnAssociationFailureDetected(uint8_t associationFailureCause, uint16_t status) override
{
ChipLogProgress(Zcl, "WiFiDiagnosticsDelegate: OnAssociationFailureDetected");
Events::AssociationFailure::Type event{ static_cast<AssociationFailureCause>(associationFailureCause), status };
for (auto endpoint : EnabledEndpointsWithServerCluster(WiFiNetworkDiagnostics::Id))
{
// If WiFi Network Diagnostics cluster is implemented on this endpoint
EventNumber eventNumber;
if (CHIP_NO_ERROR != LogEvent(event, endpoint, eventNumber))
{
ChipLogError(Zcl, "WiFiDiagnosticsDelegate: Failed to record AssociationFailure event");
}
}
}
// Gets when the Node’s connection status to a Wi-Fi network has changed.
void OnConnectionStatusChanged(uint8_t connectionStatus) override
{
ChipLogProgress(Zcl, "WiFiDiagnosticsDelegate: OnConnectionStatusChanged");
Events::ConnectionStatus::Type event{ static_cast<WiFiConnectionStatus>(connectionStatus) };
for (auto endpoint : EnabledEndpointsWithServerCluster(WiFiNetworkDiagnostics::Id))
{
// If WiFi Network Diagnostics cluster is implemented on this endpoint
EventNumber eventNumber;
if (CHIP_NO_ERROR != LogEvent(event, endpoint, eventNumber))
{
ChipLogError(Zcl, "WiFiDiagnosticsDelegate: Failed to record ConnectionStatus event");
}
}
}
};
WiFiDiagnosticsDelegate gDiagnosticDelegate;
} // anonymous namespace
bool emberAfWiFiNetworkDiagnosticsClusterResetCountsCallback(app::CommandHandler * commandObj,
const app::ConcreteCommandPath & commandPath,
const Commands::ResetCounts::DecodableType & commandData)
{
DeviceLayer::GetDiagnosticDataProvider().ResetWiFiNetworkDiagnosticsCounts();
commandObj->AddStatus(commandPath, Protocols::InteractionModel::Status::Success);
return true;
}
void MatterWiFiNetworkDiagnosticsPluginServerInitCallback()
{
registerAttributeAccessOverride(&gAttrAccess);
GetDiagnosticDataProvider().SetWiFiDiagnosticsDelegate(&gDiagnosticDelegate);
}