#!/usr/local/bin/perl

use Expect;

if ($#ARGV != 1)
{
    die "Usage: rexec remote_host command\n";
}

$remote_host = $ARGV[0];
$command = $ARGV[1];

$gateway = "abc123";
$remote = Expect->spawn("rlogin $gateway");
$remote->expect(5, "$gateway%") || die "No shell prompt on $gateway\n";

$sss = "def456";
print $remote "telnet $sss\r";
$remote->expect(5, "login: ") || die "No login prompt on $sss\n";
print $remote "foo\r";
$remote->expect(5, "word:") || die "No password prompt on $sss\n";
print $remote "bar\r";
$remote->expect(5, "\$ ") || die "No shell prompt on $sss\n";

print $remote "rlogin $remote_host\r";
$remote->expect(20, "\$") || die "No shell prompt on $remote_host\n";

print $remote "$command\r";

$remote->hard_close();