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#!/bin/bash
#!/bin/bash
# Nextcloud restore backup
#
# 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-restore.sh <IP> (<img>)
#
# See installer.sh instructions for details
#
# More at https://ownyourbits.com/2017/02/13/nextcloud-ready-raspberry-pi-image/
#
BACKUPFILE_=/media/USBdrive/nextcloud-bkp_xxxxxxxx.tar
DBADMIN=ncadmin
DESCRIPTION="Restore a previously backuped NC instance"
INFOTITLE="Restore NextCloud backup"
INFO="This new installation will cleanup current
NextCloud instance, including files and database.
** perform backup before proceding **
You can use nc-backup"
configure()
{
local DBPASSWD=$( grep password /root/.my.cnf | cut -d= -f2 )
[ -f $BACKUPFILE_ ] || { echo "$BACKUPFILE_ not found"; return 1; }
[ -d /var/www/nextcloud ] && { echo "INFO: overwriting old instance" ; }
local TMPDIR="$( dirname $BACKUPFILE_ )/$( basename ${BACKUPFILE_}-tmp )"
rm -rf "$TMPDIR" && mkdir -p "$TMPDIR"
# EXTRACT FILES
[[ "$BACKUPFILE_" =~ ".tar.gz" ]] && local COMPRESSED=1 || local COMPRESSED=0
[[ "$COMPRESSED" == "1" ]] && {
echo "decompressing backup file $BACKUPFILE_..."
tar -xzf "$BACKUPFILE_" -C "$TMPDIR" || return 1
BACKUPFILE_="$( ls "$TMPDIR"/*.tar 2>/dev/null )"
[[ -f "$BACKUPFILE_" ]] || { echo "$BACKUPFILE_ not found"; return 1; }
}
echo "extracting backup file $BACKUPFILE_..."
tar -xf "$BACKUPFILE_" -C "$TMPDIR" || return 1
## RESTORE FILES
echo "restore files..."
rm -rf /var/www/nextcloud
mv "$TMPDIR"/nextcloud /var/www || { echo "Error restoring base files"; return 1; }
# update NC database password to this instance
sed -i "s|'dbpassword' =>.*|'dbpassword' => '$DBPASSWD',|" /var/www/nextcloud/config/config.php
# update redis credentials
local REDISPASS="$( grep "^requirepass" /etc/redis/redis.conf | cut -f2 -d' ' )"
[[ "$REDISPASS" != "" ]] && \
sed -i "s|'password'.*|'password' => '$REDISPASS',|" /var/www/nextcloud/config/config.php
service redis restart
## RE-CREATE DATABASE TABLE
echo "restore database..."
mysql -u root <<EOF
DROP DATABASE IF EXISTS nextcloud;
CREATE DATABASE nextcloud;
GRANT USAGE ON *.* TO '$DBADMIN'@'localhost' IDENTIFIED BY '$DBPASSWD';
DROP USER '$DBADMIN'@'localhost';
CREATE USER '$DBADMIN'@'localhost' IDENTIFIED BY '$DBPASSWD';
GRANT ALL PRIVILEGES ON nextcloud.* TO $DBADMIN@localhost;
EXIT
EOF
[ $? -ne 0 ] && { echo "Error configuring nextcloud database"; return 1; }
mysql -u root nextcloud < "$TMPDIR"/nextcloud-sqlbkp_*.bak || { echo "Error restoring nextcloud database"; return 1; }
## RESTORE DATADIR
cd /var/www/nextcloud
### INCLUDEDATA=yes situation
local NUMFILES=$(( 2 + COMPRESSED ))
if [[ $( ls "$TMPDIR" | wc -l ) -eq $NUMFILES ]]; then
local DATADIR=$( grep datadirectory /var/www/nextcloud/config/config.php | awk '{ print $3 }' | grep -oP "[^']*[^']" | head -1 )
[[ "$DATADIR" == "" ]] && { echo "Error reading data directory"; return 1; }
echo "restore datadir to $DATADIR..."
[[ -e "$DATADIR" ]] && {
echo "backing up existing $DATADIR"
mv "$DATADIR" "$DATADIR-$( date "+%m-%d-%y" )" || return 1
}
mkdir -p "$DATADIR"
[[ "$( stat -fc%T "$DATADIR" )" == "btrfs" ]] && {
rmdir "$DATADIR" || return 1
btrfs subvolume create "$DATADIR" || return 1
}
chown www-data:www-data "$DATADIR"
local TMPDATA="$TMPDIR/$( basename "$DATADIR" )"
mv "$TMPDATA"/* "$TMPDATA"/.[!.]* "$DATADIR" || return 1
rmdir "$TMPDATA" || return 1
sudo -u www-data php occ maintenance:mode --off
### INCLUDEDATA=no situation
else
echo "no datadir found in backup"
local DATADIR=/var/www/nextcloud/data
sudo -u www-data php occ maintenance:mode --off
sudo -u www-data php occ files:scan --all
# Just in case we moved the opcache dir
sed -i "s|^opcache.file_cache=.*|opcache.file_cache=$DATADIR/.opcache|" /etc/php/7.0/mods-available/opcache.ini
# cache needs to be cleaned as of NC 12
bash -c " sleep 3
systemctl stop php7.0-fpm
systemctl stop mysqld
sleep 0.5
systemctl start php7.0-fpm
systemctl start mysqld
" &>/dev/null &
fi
# Just in case we moved the opcache dir
sed -i "s|^opcache.file_cache=.*|opcache.file_cache=$DATADIR/.opcache|" /etc/php/7.0/mods-available/opcache.ini
# update fail2ban logpath
sed -i "s|logpath =.*|logpath = $DATADIR/nextcloud.log|" /etc/fail2ban/jail.conf
pgrep fail2ban &>/dev/null && service fail2ban restart
# refresh nextcloud trusted domains
bash /usr/local/bin/nextcloud-domain.sh
rm -r "$TMPDIR"
}
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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