19 lines
532 B
Django/Jinja

#!/bin/bash
set -u
# Make the instance text human readable again (reverse systemd escaping)
friendly="$(systemd-escape --unescape "$1")"
# determine host name: try hostname command, otherwise use $HOSTNAME
if command -v hostname &>/dev/null; then
host=$(hostname)
else
host="$HOSTNAME"
fi
# send the Telegram message
/usr/bin/curl -s -X POST \
"https://api.telegram.org/bot{{ telegram_bot_token }}/sendMessage" \
-d chat_id="{{ telegram_chat_id }}" \
--data-urlencode text="service ${friendly//\//-} on ${host} failed"