#!/bin/bash
#
# EP should contain the hostname?
# If passing it is impossible, maybe we should interrogate Ingress resource?
#
# uuidgen comes from util-linux, zbarimg from zbar

set -e

DATA=$(uuidgen)
TMPFILE=$(mktemp --suffix .png)

echo "➡️  Checking ${EP} with data: ${DATA}"

curl --verbose "http://${EP}/render/?data=${DATA}" --output ${TMPFILE}

DECODED=$(zbarimg --quiet ${TMPFILE})

if [ "QR-Code:${DATA}" != "${DECODED}" ]; then
	echo "❌ Error, got ${DECODED}"
	exit 1
else
	echo "✅ OK!"
fi

exit 0