wait until server/url responds with 200

w200

#!/bin/bash

URL=$1
CODE="200"

[[ -n "$URL" ]] || { echo "Please specify a URL to watch"; exit 1; }
[[ -n "$2" ]] && CODE=$2

while true; do
    STATUS=$(curl -o /dev/null --insecure --silent --head --write-out '%{http_code}' ${URL})
    [[ "${STATUS}" == "${CODE}" ]] && { echo "."; break; }
    echo -n "."
    sleep 5
done

echo "Good!"