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#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
#
# Copyright (C) 2023-2024 Oracle. All Rights Reserved.
# Author: Darrick J. Wong <djwong@kernel.org>
# Email logs of failed bcachefsck and bcachefsck_all unit runs
recipient="$1"
test -z "${recipient}" && exit 0
service="$2"
test -z "${service}" && exit 0
mntpoint="$3"
hostname="$(hostname -f 2>/dev/null)"
test -z "${hostname}" && hostname="${HOSTNAME}"
mailer="$(command -v sendmail)"
if [ ! -x "${mailer}" ]; then
echo "${mailer}: Mailer program not found."
exit 1
fi
fail_mail_mntpoint() {
local scrub_svc
# Turn the mountpoint into a properly escaped systemd instance name
scrub_svc="$(systemd-escape --template "${service}@.service" --path "${mntpoint}")"
cat << ENDL
To: ${recipient}
From: <${service}@${hostname}>
Subject: ${service} failure on ${mntpoint}
Content-Transfer-Encoding: 8bit
Content-Type: text/plain; charset=UTF-8
So sorry, the automatic ${service} of ${mntpoint} on ${hostname} failed.
Please do not reply to this mesage.
A log of what happened follows:
ENDL
systemctl status --full --lines 4294967295 "${scrub_svc}"
}
fail_mail() {
cat << ENDL
To: ${recipient}
From: <${service}@${hostname}>
Subject: ${service} failure
So sorry, the automatic ${service} on ${hostname} failed.
A log of what happened follows:
ENDL
systemctl status --full --lines 4294967295 "${service}"
}
if [ -n "${mntpoint}" ]; then
fail_mail_mntpoint | "${mailer}" -t -i
else
fail_mail | "${mailer}" -t -i
fi
exit "${PIPESTATUS[1]}"
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