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#!/bin/bash
# Email logs of failed e2scrub unit runs when the systemd service fails.
recipient="$1"
test -z "${recipient}" && exit 0
device="$2"
test -z "${device}" && exit 0
hostname="$(hostname -f 2>/dev/null)"
test -z "${hostname}" && hostname="${HOSTNAME}"
if ! type sendmail > /dev/null 2>&1; then
echo "$0: sendmail program not found."
exit 1
fi
(cat << ENDL
To: $1
From: <e2scrub@${hostname}>
Subject: e2scrub failure on ${device}
So sorry, the automatic e2scrub of ${device} on ${hostname} failed.
A log of what happened follows:
ENDL
systemctl status --full --lines 4294967295 "e2scrub@${device}") | sendmail -t -i
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