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#!/bin/bash
# Monitor HDD health automatically
#
# Copyleft 2018 by Ignacio Nunez Hernanz <nacho _a_t_ ownyourbits _d_o_t_ com>
# GPL licensed (see end of file) * Use at your own risk!
#
# More at https://ownyourbits.com
#
is_active()
{
systemctl -q is-enabled smartd &>/dev/null
}
configure()
{
local DRIVES=($(lsblk -ln | grep "^sd[[:alpha:]].*disk" | awk '{ print $1 }'))
[[ ${#DRIVES[@]} == 0 ]] && {
echo "no drives detected. Disabling.."
}
[[ "$ACTIVE" != yes ]] && {
systemctl disable smartd
service smartd stop
echo "HDD monitor disabled"
return 0
}
cat > /usr/local/etc/ncp-hdd-notif.sh <<EOF
#!/bin/bash
EOF
[[ "$EMAIL" != "" ]] && {
cat >> /usr/local/etc/ncp-hdd-notif.sh <<EOF
sendmail "$EMAIL" <<EOFMAIL
Subject: Hard drive problems found
"\$SMARTD_MESSAGE"
EOFMAIL
EOF
}
cat >> /usr/local/etc/ncp-hdd-notif.sh <<EOF
wall "\$SMARTD_MESSAGE"
sudo -u www-data php /var/www/nextcloud/occ notification:generate \
$NOTIFYUSER "NextCloudPi HDD health \$SMARTD_FAILTYPE" \
-l "\$SMARTD_MESSAGE"
EOF
chmod +x /usr/local/etc/ncp-hdd-notif.sh
cat > /etc/smartd.conf <<EOF
# short scan every day at 1am, long one on sundays at 2am
EOF
for dr in "${DRIVES[@]}"; do
local type=""
smartctl -d test /dev/${dr} &>/dev/null || {
smartctl -d sat -i /dev/${dr} &>/dev/null && type="-d sat"
}
smartctl ${type} --smart=on /dev/${dr} | sed 1,2d;
cat >> /etc/smartd.conf <<EOF
/dev/${dr} -a ${type} -m ${EMAIL} -M exec /usr/local/etc/ncp-hdd-notif.sh -s (S/../.././01|L/../../7/02)
EOF
done
systemctl enable smartd
service smartd start
echo "HDD monitor enabled"
}
install() { :; }
# License
#
# This script is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This script is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this script; if not, write to the
# Free Software Foundation, Inc., 59 Temple Place, Suite 330,
# Boston, MA 02111-1307 USA
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