amnezia-client/client/ui/models/protocols/awgConfigModel.cpp
Vitaly 7350d79c50
feature: WG and AWG: Subnet IP setting change support (#1323)
feature: wg/awg subnet ip setting change support
2025-01-02 14:07:12 +07:00

243 lines
14 KiB
C++

#include "awgConfigModel.h"
#include <QJsonDocument>
#include "protocols/protocols_defs.h"
AwgConfigModel::AwgConfigModel(QObject *parent) : QAbstractListModel(parent)
{
}
int AwgConfigModel::rowCount(const QModelIndex &parent) const
{
Q_UNUSED(parent);
return 1;
}
bool AwgConfigModel::setData(const QModelIndex &index, const QVariant &value, int role)
{
if (!index.isValid() || index.row() < 0 || index.row() >= ContainerProps::allContainers().size()) {
return false;
}
switch (role) {
case Roles::SubnetAddressRole: m_serverProtocolConfig.insert(config_key::subnet_address, value.toString()); break;
case Roles::PortRole: m_serverProtocolConfig.insert(config_key::port, value.toString()); break;
case Roles::ClientMtuRole: m_clientProtocolConfig.insert(config_key::mtu, value.toString()); break;
case Roles::ClientJunkPacketCountRole: m_clientProtocolConfig.insert(config_key::junkPacketCount, value.toString()); break;
case Roles::ClientJunkPacketMinSizeRole: m_clientProtocolConfig.insert(config_key::junkPacketMinSize, value.toString()); break;
case Roles::ClientJunkPacketMaxSizeRole: m_clientProtocolConfig.insert(config_key::junkPacketMaxSize, value.toString()); break;
case Roles::ServerJunkPacketCountRole: m_serverProtocolConfig.insert(config_key::junkPacketCount, value.toString()); break;
case Roles::ServerJunkPacketMinSizeRole: m_serverProtocolConfig.insert(config_key::junkPacketMinSize, value.toString()); break;
case Roles::ServerJunkPacketMaxSizeRole: m_serverProtocolConfig.insert(config_key::junkPacketMaxSize, value.toString()); break;
case Roles::ServerInitPacketJunkSizeRole: m_serverProtocolConfig.insert(config_key::initPacketJunkSize, value.toString()); break;
case Roles::ServerResponsePacketJunkSizeRole:
m_serverProtocolConfig.insert(config_key::responsePacketJunkSize, value.toString());
break;
case Roles::ServerInitPacketMagicHeaderRole: m_serverProtocolConfig.insert(config_key::initPacketMagicHeader, value.toString()); break;
case Roles::ServerResponsePacketMagicHeaderRole:
m_serverProtocolConfig.insert(config_key::responsePacketMagicHeader, value.toString());
break;
case Roles::ServerUnderloadPacketMagicHeaderRole:
m_serverProtocolConfig.insert(config_key::underloadPacketMagicHeader, value.toString());
break;
case Roles::ServerTransportPacketMagicHeaderRole:
m_serverProtocolConfig.insert(config_key::transportPacketMagicHeader, value.toString());
break;
}
emit dataChanged(index, index, QList { role });
return true;
}
QVariant AwgConfigModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid() || index.row() < 0 || index.row() >= rowCount()) {
return false;
}
switch (role) {
case Roles::SubnetAddressRole: return m_serverProtocolConfig.value(config_key::subnet_address).toString();
case Roles::PortRole: return m_serverProtocolConfig.value(config_key::port).toString();
case Roles::ClientMtuRole: return m_clientProtocolConfig.value(config_key::mtu);
case Roles::ClientJunkPacketCountRole: return m_clientProtocolConfig.value(config_key::junkPacketCount);
case Roles::ClientJunkPacketMinSizeRole: return m_clientProtocolConfig.value(config_key::junkPacketMinSize);
case Roles::ClientJunkPacketMaxSizeRole: return m_clientProtocolConfig.value(config_key::junkPacketMaxSize);
case Roles::ServerJunkPacketCountRole: return m_serverProtocolConfig.value(config_key::junkPacketCount);
case Roles::ServerJunkPacketMinSizeRole: return m_serverProtocolConfig.value(config_key::junkPacketMinSize);
case Roles::ServerJunkPacketMaxSizeRole: return m_serverProtocolConfig.value(config_key::junkPacketMaxSize);
case Roles::ServerInitPacketJunkSizeRole: return m_serverProtocolConfig.value(config_key::initPacketJunkSize);
case Roles::ServerResponsePacketJunkSizeRole: return m_serverProtocolConfig.value(config_key::responsePacketJunkSize);
case Roles::ServerInitPacketMagicHeaderRole: return m_serverProtocolConfig.value(config_key::initPacketMagicHeader);
case Roles::ServerResponsePacketMagicHeaderRole: return m_serverProtocolConfig.value(config_key::responsePacketMagicHeader);
case Roles::ServerUnderloadPacketMagicHeaderRole: return m_serverProtocolConfig.value(config_key::underloadPacketMagicHeader);
case Roles::ServerTransportPacketMagicHeaderRole: return m_serverProtocolConfig.value(config_key::transportPacketMagicHeader);
}
return QVariant();
}
void AwgConfigModel::updateModel(const QJsonObject &config)
{
beginResetModel();
m_container = ContainerProps::containerFromString(config.value(config_key::container).toString());
m_fullConfig = config;
QJsonObject serverProtocolConfig = config.value(config_key::awg).toObject();
auto defaultTransportProto = ProtocolProps::transportProtoToString(ProtocolProps::defaultTransportProto(Proto::Awg), Proto::Awg);
m_serverProtocolConfig.insert(config_key::transport_proto,
serverProtocolConfig.value(config_key::transport_proto).toString(defaultTransportProto));
m_serverProtocolConfig[config_key::last_config] = serverProtocolConfig.value(config_key::last_config);
m_serverProtocolConfig[config_key::subnet_address] = serverProtocolConfig.value(config_key::subnet_address).toString(protocols::wireguard::defaultSubnetAddress);
m_serverProtocolConfig[config_key::port] = serverProtocolConfig.value(config_key::port).toString(protocols::awg::defaultPort);
m_serverProtocolConfig[config_key::junkPacketCount] =
serverProtocolConfig.value(config_key::junkPacketCount).toString(protocols::awg::defaultJunkPacketCount);
m_serverProtocolConfig[config_key::junkPacketMinSize] =
serverProtocolConfig.value(config_key::junkPacketMinSize).toString(protocols::awg::defaultJunkPacketMinSize);
m_serverProtocolConfig[config_key::junkPacketMaxSize] =
serverProtocolConfig.value(config_key::junkPacketMaxSize).toString(protocols::awg::defaultJunkPacketMaxSize);
m_serverProtocolConfig[config_key::initPacketJunkSize] =
serverProtocolConfig.value(config_key::initPacketJunkSize).toString(protocols::awg::defaultInitPacketJunkSize);
m_serverProtocolConfig[config_key::responsePacketJunkSize] =
serverProtocolConfig.value(config_key::responsePacketJunkSize).toString(protocols::awg::defaultResponsePacketJunkSize);
m_serverProtocolConfig[config_key::initPacketMagicHeader] =
serverProtocolConfig.value(config_key::initPacketMagicHeader).toString(protocols::awg::defaultInitPacketMagicHeader);
m_serverProtocolConfig[config_key::responsePacketMagicHeader] =
serverProtocolConfig.value(config_key::responsePacketMagicHeader).toString(protocols::awg::defaultResponsePacketMagicHeader);
m_serverProtocolConfig[config_key::underloadPacketMagicHeader] =
serverProtocolConfig.value(config_key::underloadPacketMagicHeader).toString(protocols::awg::defaultUnderloadPacketMagicHeader);
m_serverProtocolConfig[config_key::transportPacketMagicHeader] =
serverProtocolConfig.value(config_key::transportPacketMagicHeader).toString(protocols::awg::defaultTransportPacketMagicHeader);
auto lastConfig = m_serverProtocolConfig.value(config_key::last_config).toString();
QJsonObject clientProtocolConfig = QJsonDocument::fromJson(lastConfig.toUtf8()).object();
m_clientProtocolConfig[config_key::mtu] = clientProtocolConfig[config_key::mtu].toString(protocols::awg::defaultMtu);
m_clientProtocolConfig[config_key::junkPacketCount] =
clientProtocolConfig.value(config_key::junkPacketCount).toString(m_serverProtocolConfig[config_key::junkPacketCount].toString());
m_clientProtocolConfig[config_key::junkPacketMinSize] =
clientProtocolConfig.value(config_key::junkPacketMinSize).toString(m_serverProtocolConfig[config_key::junkPacketMinSize].toString());
m_clientProtocolConfig[config_key::junkPacketMaxSize] =
clientProtocolConfig.value(config_key::junkPacketMaxSize).toString(m_serverProtocolConfig[config_key::junkPacketMaxSize].toString());
endResetModel();
}
QJsonObject AwgConfigModel::getConfig()
{
const AwgConfig oldConfig(m_fullConfig.value(config_key::awg).toObject());
const AwgConfig newConfig(m_serverProtocolConfig);
if (!oldConfig.hasEqualServerSettings(newConfig)) {
m_serverProtocolConfig.remove(config_key::last_config);
} else {
auto lastConfig = m_serverProtocolConfig.value(config_key::last_config).toString();
QJsonObject jsonConfig = QJsonDocument::fromJson(lastConfig.toUtf8()).object();
jsonConfig[config_key::mtu] = m_clientProtocolConfig[config_key::mtu];
jsonConfig[config_key::junkPacketCount] = m_clientProtocolConfig[config_key::junkPacketCount];
jsonConfig[config_key::junkPacketMinSize] = m_clientProtocolConfig[config_key::junkPacketMinSize];
jsonConfig[config_key::junkPacketMaxSize] = m_clientProtocolConfig[config_key::junkPacketMaxSize];
m_serverProtocolConfig[config_key::last_config] = QString(QJsonDocument(jsonConfig).toJson());
}
m_fullConfig.insert(config_key::awg, m_serverProtocolConfig);
return m_fullConfig;
}
bool AwgConfigModel::isHeadersEqual(const QString &h1, const QString &h2, const QString &h3, const QString &h4)
{
return (h1 == h2) || (h1 == h3) || (h1 == h4) || (h2 == h3) || (h2 == h4) || (h3 == h4);
}
bool AwgConfigModel::isPacketSizeEqual(const int s1, const int s2)
{
return (AwgConstant::messageInitiationSize + s1 == AwgConstant::messageResponseSize + s2);
}
bool AwgConfigModel::isServerSettingsEqual()
{
const AwgConfig oldConfig(m_fullConfig.value(config_key::awg).toObject());
const AwgConfig newConfig(m_serverProtocolConfig);
return oldConfig.hasEqualServerSettings(newConfig);
}
QHash<int, QByteArray> AwgConfigModel::roleNames() const
{
QHash<int, QByteArray> roles;
roles[SubnetAddressRole] = "subnetAddress";
roles[PortRole] = "port";
roles[ClientMtuRole] = "clientMtu";
roles[ClientJunkPacketCountRole] = "clientJunkPacketCount";
roles[ClientJunkPacketMinSizeRole] = "clientJunkPacketMinSize";
roles[ClientJunkPacketMaxSizeRole] = "clientJunkPacketMaxSize";
roles[ServerJunkPacketCountRole] = "serverJunkPacketCount";
roles[ServerJunkPacketMinSizeRole] = "serverJunkPacketMinSize";
roles[ServerJunkPacketMaxSizeRole] = "serverJunkPacketMaxSize";
roles[ServerInitPacketJunkSizeRole] = "serverInitPacketJunkSize";
roles[ServerResponsePacketJunkSizeRole] = "serverResponsePacketJunkSize";
roles[ServerInitPacketMagicHeaderRole] = "serverInitPacketMagicHeader";
roles[ServerResponsePacketMagicHeaderRole] = "serverResponsePacketMagicHeader";
roles[ServerUnderloadPacketMagicHeaderRole] = "serverUnderloadPacketMagicHeader";
roles[ServerTransportPacketMagicHeaderRole] = "serverTransportPacketMagicHeader";
return roles;
}
AwgConfig::AwgConfig(const QJsonObject &serverProtocolConfig)
{
auto lastConfig = serverProtocolConfig.value(config_key::last_config).toString();
QJsonObject clientProtocolConfig = QJsonDocument::fromJson(lastConfig.toUtf8()).object();
clientMtu = clientProtocolConfig[config_key::mtu].toString(protocols::awg::defaultMtu);
clientJunkPacketCount = clientProtocolConfig.value(config_key::junkPacketCount).toString(protocols::awg::defaultJunkPacketCount);
clientJunkPacketMinSize = clientProtocolConfig.value(config_key::junkPacketMinSize).toString(protocols::awg::defaultJunkPacketMinSize);
clientJunkPacketMaxSize = clientProtocolConfig.value(config_key::junkPacketMaxSize).toString(protocols::awg::defaultJunkPacketMaxSize);
subnetAddress = serverProtocolConfig.value(config_key::subnet_address).toString(protocols::wireguard::defaultSubnetAddress);
port = serverProtocolConfig.value(config_key::port).toString(protocols::awg::defaultPort);
serverJunkPacketCount = serverProtocolConfig.value(config_key::junkPacketCount).toString(protocols::awg::defaultJunkPacketCount);
serverJunkPacketMinSize = serverProtocolConfig.value(config_key::junkPacketMinSize).toString(protocols::awg::defaultJunkPacketMinSize);
serverJunkPacketMaxSize = serverProtocolConfig.value(config_key::junkPacketMaxSize).toString(protocols::awg::defaultJunkPacketMaxSize);
serverInitPacketJunkSize = serverProtocolConfig.value(config_key::initPacketJunkSize).toString(protocols::awg::defaultInitPacketJunkSize);
serverResponsePacketJunkSize =
serverProtocolConfig.value(config_key::responsePacketJunkSize).toString(protocols::awg::defaultResponsePacketJunkSize);
serverInitPacketMagicHeader =
serverProtocolConfig.value(config_key::initPacketMagicHeader).toString(protocols::awg::defaultInitPacketMagicHeader);
serverResponsePacketMagicHeader =
serverProtocolConfig.value(config_key::responsePacketMagicHeader).toString(protocols::awg::defaultResponsePacketMagicHeader);
serverUnderloadPacketMagicHeader =
serverProtocolConfig.value(config_key::underloadPacketMagicHeader).toString(protocols::awg::defaultUnderloadPacketMagicHeader);
serverTransportPacketMagicHeader =
serverProtocolConfig.value(config_key::transportPacketMagicHeader).toString(protocols::awg::defaultTransportPacketMagicHeader);
}
bool AwgConfig::hasEqualServerSettings(const AwgConfig &other) const
{
if (subnetAddress != other.subnetAddress || port != other.port || serverJunkPacketCount != other.serverJunkPacketCount
|| serverJunkPacketMinSize != other.serverJunkPacketMinSize || serverJunkPacketMaxSize != other.serverJunkPacketMaxSize
|| serverInitPacketJunkSize != other.serverInitPacketJunkSize || serverResponsePacketJunkSize != other.serverResponsePacketJunkSize
|| serverInitPacketMagicHeader != other.serverInitPacketMagicHeader
|| serverResponsePacketMagicHeader != other.serverResponsePacketMagicHeader
|| serverUnderloadPacketMagicHeader != other.serverUnderloadPacketMagicHeader
|| serverTransportPacketMagicHeader != other.serverTransportPacketMagicHeader) {
return false;
}
return true;
}
bool AwgConfig::hasEqualClientSettings(const AwgConfig &other) const
{
if (clientMtu != other.clientMtu || clientJunkPacketCount != other.clientJunkPacketCount
|| clientJunkPacketMinSize != other.clientJunkPacketMinSize || clientJunkPacketMaxSize != other.clientJunkPacketMaxSize) {
return false;
}
return true;
}