/// <summary>
/// Translates a docker exposed port and protocol (on format 'port/proto' e.g. '534/tcp') to a
/// host endpoint that can be contacted outside the container.
/// </summary>
/// <param name="ports">The ports from the <see cref="ContainerNetworkSettings.Ports" /> property.</param>
/// <param name="portAndProto">The port and protocol string.</param>
/// <param name="dockerUri">Optional docker uri to use when the adress is 0.0.0.0 in the endpoint.</param>
/// <returns>A endpoint of the host exposed ip and port into the container port. If none is found, null is returned.</returns>
public static IPEndPoint ToHostPort(this Dictionary <string, HostIpEndpoint[]> ports, string portAndProto,
Uri dockerUri = null)
{
if (null == ports || string.IsNullOrEmpty(portAndProto))
{
return(null);
}
HostIpEndpoint[] endpoints;
if (!ports.TryGetValue(portAndProto, out endpoints))
{
return(null);
}
if (null == endpoints || endpoints.Length == 0)
{
return(null);
}
if (CommandExtensions.IsNative())
{
return(endpoints[0]);
}
if (CommandExtensions.IsEmulatedNative())
{
if (CommandExtensions.IsDockerDnsAvailable())
{
return(new IPEndPoint(CommandExtensions.EmulatedNativeAdress(), endpoints[0].Port));
}
return(new IPEndPoint(IPAddress.Loopback, endpoints[0].Port));
}
if (Equals(endpoints[0].Address, IPAddress.Any) && null != dockerUri)
{
return(new IPEndPoint(IPAddress.Parse(dockerUri.Host), endpoints[0].Port));
}
return(endpoints[0]);
}
