/// <summary>
/// Make a long connection to a remote host. This is to help with debugging
/// broken connections.
/// </summary>
/// <param name="args"></param>
static void Main(string[] args)
{
if (args.Length != 2)
{
throw new InvalidOperationException("Usage <prog> host username");
}
var c = new SSHConnection(args[0], args[1]);
Console.WriteLine("Sending a ls command");
c.ExecuteLinuxCommand("ls -l", s => Console.WriteLine(s));
Console.WriteLine("Sleeping for 5 minutes");
c.ExecuteLinuxCommand($"sleep {60 * 5}", s => Console.WriteLine(s));
Console.WriteLine("Done!");
}