#!/bin/bash

if [[ -z "$1" ]]
then
    echo "Usage: $0 <timer>"
    exit 3
fi

if ! [[ -f "/var/lib/systemd-timer-monitored/$1" ]]
then
    echo "Everything is fine"
    exit 0
fi

date="$(date --date="@$(cat "/var/lib/systemd-timer-monitored/$1")" "+%F %T %z")"

echo "Timer had an error during its run on $date"
echo
echo "Remove /var/lib/systemd-timer-monitored/$1 to clean this alert"
exit 2
