add nc-backup and nc-restore

etc/library.sh

@@ -222,7 +222,7 @@ function configure_script()
     config $SCRIPT || return 0                 # writes "$INSTALLATION_CODE"
     echo -e "$INSTALLATION_CODE" > $SCRIPT     # save configuration
     source ./$SCRIPT                           # load configuration
-    echo -e "Configuring \e[1m$( basename $SCRIPT .sh )\e[0m"
+    echo -e "Launching \e[1m$( basename $SCRIPT .sh )\e[0m"
     set +x
     configure
   )

etc/nextcloudpi-config.d/nc-backup.sh

@@ -0,0 +1,64 @@
+#!/bin/bash
+# Nextcloud backups
+# Tested with 2017-03-02-raspbian-jessie-lite.img
+#
+# 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 <IP> (<img>)
+#
+# See installer.sh instructions for details
+#
+# More at https://ownyourbits.com/2017/02/13/nextcloud-ready-raspberry-pi-image/
+#
+
+
+# TODO maintenance mode
+
+DESTDIR_=/home/pi
+BASEDIR_=/var/www
+DBPASSWD_=ownyourbits
+
+DESTFILE=$DESTDIR_/nextcloud-bkp_`date +"%Y%m%d"`.tar 
+DBBACKUP=nextcloud-sqlbkp_`date +"%Y%m%d"`.bak
+
+configure()
+{
+  cd $BASEDIR_/nextcloud
+  sudo -u www-data php occ maintenance:mode --on
+
+  cd $BASEDIR_
+  echo -e "backup database..."
+  mysqldump -u root -p$DBPASSWD_ --single-transaction nextcloud > $DBBACKUP
+
+  echo -e "backup files..."
+  tar -cf $DESTFILE $DBBACKUP nextcloud/ || return 1 # TODO
+  echo -e "backup $DESTFILE generated"
+  rm $DBBACKUP
+
+  cd $BASEDIR_/nextcloud
+  sudo -u www-data php occ maintenance:mode --off
+}
+
+install() { :; }
+cleanup() { :; }
+
+# 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
+

etc/nextcloudpi-config.d/nc-restore.sh

@@ -0,0 +1,94 @@
+#!/bin/bash
+
+#!/bin/bash
+# Nextcloud restore backup
+# Tested with 2017-03-02-raspbian-jessie-lite.img
+#
+# 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 <IP> (<img>)
+#
+# See installer.sh instructions for details
+#
+# More at https://ownyourbits.com/2017/02/13/nextcloud-ready-raspberry-pi-image/
+#
+
+
+BACKUPFILE_=/home/pi/file.tar
+BASEDIR_=/var/www
+DBPASSWD_=ownyourbits
+DBADMIN_=ncadmin
+
+show_info()
+{
+  [ -d /var/www/nextcloud ] && \
+    whiptail --yesno \
+           --backtitle "NextCloudPi configuration" \
+           --title "Restore NextCloud backup" \
+"This new installation will cleanup current
+NextCloud instance, including files and database.
+
+** perform backup before proceding **
+
+You can use nc-backup " \
+  20 90
+}
+
+configure()
+{ 
+  [ -f $BACKUPFILE_        ] || { echo -e "$BACKUPFILE_ not found"; return 1;  }
+  [ -d $BASEDIR_           ] || { echo -e "$BASEDIR_    not found"; return 1;  }
+  [ -d $BASEDIR_/nextcloud ] && { echo -e "WARNING: overwriting old instance"; }
+
+  service apache2 stop
+
+  # RESTORE FILES
+  echo -e "restore files..."
+  cd $BASEDIR_
+  rm -rf nextcloud
+  tar -xf $BACKUPFILE_ || return 1
+
+  # RE-CREATE DATABASE TABLE
+  echo -e "restore database..."
+  mysql -u root -p$DBPASSWD_ <<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
+  [ $? -ne 0 ] && { echo -e "error configuring nextcloud database"; return 1; }
+
+  mysql -u root -p$DBPASSWD_ nextcloud <  nextcloud-sqlbkp_*.bak || { echo -e "error restoring nextcloud database"; return 1; }
+
+  cd $BASEDIR_/nextcloud
+  sudo -u www-data php occ maintenance:mode --off
+
+  service apache2 start
+}
+
+install() { :; }
+cleanup() { :; }
+
+# 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
+

nextcloudpi.sh

@@ -15,9 +15,6 @@
 # More at https://ownyourbits.com/2017/02/13/nextcloud-ready-raspberry-pi-image/
 #
 
-DBADMIN_=ncadmin
-DBPASSWD_=ownyourbits
-OPCACHEDIR=/var/www/nextcloud/data/.opcache
 CONFDIR=/usr/local/etc/nextcloudpi-config.d/
 APTINSTALL="apt-get install -y --no-install-recommends"