#!/bin/bash
status=$(
            echo -e -n "GET /sopen/text/en HTTP/1.0\r\nHost: shackspace.de\r\n\r\n" |
            nc shackspace.de 80 2>&1 |
            egrep -c "^open$"
        )

if [ $status -eq 1 ]; then
    echo -e "Yuhuu, doors are \e[1;32mopen\e[0m! ;-)"
else
    echo -e "Damn, it's \e[1;31mclosed\e[0m."
    exit 1
fi