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#!/bin/bash
# Nextcloud backups
#
# Copyleft 2017 by Ignacio Nunez Hernanz <nacho _a_t_ ownyourbits _d_o_t_ com>
# GPL licensed (see end of file) * Use at your own risk!
#
# Usage:
#
# ./installer.sh nc-backup-auto.sh <IP> (<img>)
#
# See installer.sh instructions for details
#
# More at https://ownyourbits.com/2017/02/13/nextcloud-ready-raspberry-pi-image/
#
ACTIVE_=no
DESTDIR_=/media/USBdrive/ncp-backups
INCLUDEDATA_=no
COMPRESS_=no
BACKUPDAYS_=7
BACKUPLIMIT_=4
DESCRIPTION="Periodic backups"
install()
{
cat > /etc/systemd/system/nc-backup.service <<EOF
[Unit]
Description=Backup Nextcloud instance
[Service]
Type=simple
ExecStart=/usr/local/bin/ncp-backup-auto
[Install]
WantedBy=default.target
EOF
}
configure()
{
[[ $ACTIVE_ != "yes" ]] && {
systemctl stop nc-backup.timer
systemctl disable nc-backup.timer
echo "automatic backups disabled"
return 0
}
cat > /usr/local/bin/ncp-backup-auto <<EOF
#!/bin/bash
sudo -u www-data php /var/www/nextcloud/occ maintenance:mode --on
ncp-backup "$DESTDIR_" "$INCLUDEDATA_" "$COMPRESS_" "$BACKUPLIMIT_"
sudo -u www-data php /var/www/nextcloud/occ maintenance:mode --off
EOF
chmod +x /usr/local/bin/ncp-backup-auto
cat > /etc/systemd/system/nc-backup.timer <<EOF
[Unit]
Description=Timer to backup NC periodically
[Timer]
OnBootSec=${BACKUPDAYS_}days
OnUnitActiveSec=${BACKUPDAYS_}days
Unit=nc-backup.service
[Install]
WantedBy=timers.target
EOF
systemctl daemon-reload
systemctl enable nc-backup.timer
systemctl start nc-backup.timer
echo "automatic backups enabled"
}
# 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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