/// <summary>
/// Internal call to create the platform specific packet diverter. In this case, we create a
/// Windows-specific diverter.
/// </summary>
/// <param name="ipv4HttpEp">
/// The endpoint where the proxy is listening for IPV4 HTTP connections.
/// </param>
/// <param name="ipv4HttpsEp">
/// The endpoint where the proxy is listening for IPV4 HTTPS connections.
/// </param>
/// <param name="ipv6HttpEp">
/// The endpoint where the proxy is listening for IPV6 HTTP connections.
/// </param>
/// <param name="ipv6HttpsEp">
/// The endpoint where the proxy is listening for IPV6 HTTPS connections.
/// </param>
/// <returns>
/// The platform specific diverter.
/// </returns>
protected override IDiverter CreateDiverter(IPEndPoint ipv4HttpEp, IPEndPoint ipv4HttpsEp, IPEndPoint ipv6HttpEp, IPEndPoint ipv6HttpsEp)
{
var diverter = new WindowsDiverter((ushort)ipv4HttpEp.Port, (ushort)ipv4HttpsEp.Port, (ushort)ipv6HttpEp.Port, (ushort)ipv6HttpsEp.Port)
{
DropExternalProxies = _sourceCfg != null ? _sourceCfg.BlockExternalProxies : true
};
return(diverter);
}
private void OnExtension(CommonFilterServiceProvider provider)
{
IPCServer server = provider.IPCServer;
IPathProvider paths = PlatformTypes.New <IPathProvider>();
Task.Run(async() =>
{
ConnectivityCheck.Accessible accessible = ConnectivityCheck.Accessible.Yes;
try
{
List <ConflictReason> conflicts = ConflictDetection.SearchConflictReason();
server.Send <List <ConflictReason> >(IpcCall.ConflictsDetected, conflicts);
IFilterAgent agent = PlatformTypes.New <IFilterAgent>();
accessible = agent.CheckConnectivity();
}
catch (Exception ex)
{
m_logger.Error(ex, "Failed to check connectivity.");
}
try
{
WindowsDiverter diverter = new WindowsDiverter(14301, 14301, 14301, 14301);
diverter.ConfirmDenyFirewallAccess = this.OnAppFirewallCheck;
diverter.Start(1, () =>
{
m_logger.Info("Diverter was started successfully.");
IFilterAgent agent = PlatformTypes.New <IFilterAgent>();
ConnectivityCheck.Accessible afterDiverter = agent.CheckConnectivity();
if (accessible == ConnectivityCheck.Accessible.Yes && afterDiverter != ConnectivityCheck.Accessible.Yes)
{
server.Send <bool>(IpcCall.InternetAccessible, false);
}
else
{
server.Send <bool>(IpcCall.InternetAccessible, true);
}
});
}
catch (Exception ex)
{
m_logger.Error($"Error occurred while starting the diverter.");
LoggerUtil.RecursivelyLogException(m_logger, ex);
}
});
}
