#!/bin/bash
# Email logs of failed xfs_scrub unit runs
mailer=/usr/sbin/sendmail
recipient="$1"
test -z "${recipient}" && exit 0
mntpoint="$2"
test -z "${mntpoint}" && exit 0
hostname="$(hostname -f 2>/dev/null)"
test -z "${hostname}" && hostname="${HOSTNAME}"
if [ ! -x "${mailer}" ]; then
echo "${mailer}: Mailer program not found."
exit 1
fi
(cat << ENDL
To: $1
From: <xfs_scrub@${hostname}>
Subject: xfs_scrub failure on ${mntpoint}
So sorry, the automatic xfs_scrub of ${mntpoint} on ${hostname} failed.
A log of what happened follows:
ENDL
systemctl status --full --lines 4294967295 "xfs_scrub@${mntpoint}") | "${mailer}" -t -i
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