//---------------------------------------------------------------------
// Static members
/// <summary>
/// Loads settings from the application configuration.
/// </summary>
/// <param name="keyPrefix">The configuration key prefix.</param>
/// <returns>A <see cref="DnsServerSettings" /> instance.</returns>
/// <remarks>
/// <para>
/// This method loads the following settings from the application
/// configuration:
/// </para>
/// <div class="tablediv">
/// <table class="dtTABLE" cellspacing="0" ID="Table1">
/// <tr valign="top">
/// <th width="1">Setting</th>
/// <th width="1">Default</th>
/// <th width="90%">Description</th>
/// </tr>
/// <tr valign="top">
/// <td>NetworkBinding</td>
/// <td>ANY:DNS</td>
/// <td>
/// Specifies the <see cref="NetworkBinding" /> the server should listen on.
/// </td>
/// </tr>
/// </table>
/// </div>
/// </remarks>
public static DnsServerSettings LoadConfig(string keyPrefix)
{
Config config;
DnsServerSettings settings;
config = new Config(keyPrefix);
settings = new DnsServerSettings();
settings.NetworkBinding = config.Get("NetworkBinding", settings.NetworkBinding);
return(settings);
}
/// <summary>
/// Starts the DNS server using the settings passed.
/// </summary>
/// <param name="settings">The <see cref="DnsServerSettings" /> to be used to initialize the server.</param>
/// <exception cref="InvalidOperationException">Thrown if the server has already started.</exception>
public void Start(DnsServerSettings settings)
{
lock (syncLock)
{
if (sock != null)
{
throw new InvalidOperationException("DNS server has already started.");
}
sock = new EnhancedSocket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
sock.IgnoreUdpConnectionReset = true;
sock.ReceiveBufferSize =
sock.ReceiveBufferSize = 1024 * 1024; // $todo(jeff.lill): Hardcoded
sock.Bind(settings.NetworkBinding);
remoteEP = new IPEndPoint(IPAddress.Any, 0);
sock.BeginReceiveFrom(recvBuf, 0, recvBuf.Length, SocketFlags.None, ref remoteEP, onReceive, sock);
}
}