#
# Bash script for restoring backups of Nextcloud.
# Usage: ./NextcloudRestore.sh <BackupName> (e.g. ./NextcloudRestore.sh 20170910_132703)
-#
-# The script is based on an installation of Nextcloud using nginx and MariaDB, see https://decatec.de/home-server/nextcloud-auf-ubuntu-server-mit-nginx-mariadb-php-lets-encrypt-redis-und-fail2ban/
+#
+# The script is based on an installation of Nextcloud using nginx and MariaDB, see https://decatec.de/home-server/nextcloud-auf-ubuntu-server-18-04-lts-mit-nginx-mariadb-php-lets-encrypt-redis-und-fail2ban/
#
#
# Variables
# TODO: The directory where you store the Nextcloud backups
-backupMainDir="/mnt/Share/NextcloudBackups/"
+mainBackupDir="/mnt/Share/NextcloudBackups"
restore=$1
-currentRestoreDir="${mainBackupdir}/${restore}"
+currentRestoreDir="${mainBackupDir}/${restore}"
# TODO: The directory of your Nextcloud installation (this is a directory under your web root)
nextcloudFileDir="/var/www/nextcloud"
# TODO: The directory of your Nextcloud data directory (outside the Nextcloud file directory)
# If your data directory is located under Nextcloud's file directory (somewhere in the web root), the data directory should not be restored separately
nextcloudDataDir="/var/nextcloud_data"
+# TODO: The service name of the web server. Used to start/stop web server (e.g. 'systemctl start <webserverServiceName>')
+webserverServiceName="nginx"
# TODO: Your Nextcloud database name
nextcloudDatabase="nextcloud_db"
# TODO: Your Nextcloud database user
dbUser="nextcloud_db_user"
# TODO: The password of the Nextcloud database user
dbPassword="mYpAsSw0rd"
-# TODO: Your webserver user
+# TODO: Your web server user
webserverUser="www-data"
# File names for backup files
echo
#
-# Stop webserver
+# Stop web server
#
-echo "Stopping nginx..."
-service nginx stop
+echo "Stopping web server..."
+systemctl stop "${webserverServiceName}"
echo "Done"
echo
# Restore file and data directory
#
echo "Restoring Nextcloud file directory..."
-tar -xpzf "${currentRestoreDir}/${fileNameBackupFileDir}" -C "${nextcloudFileDir}"
+tar -xmpzf "${currentRestoreDir}/${fileNameBackupFileDir}" -C "${nextcloudFileDir}"
echo "Done"
echo
echo "Restoring Nextcloud data directory..."
-tar -xpzf "${currentRestoreDir}/${fileNameBackupDataDir}" -C "${nextcloudDataDir}"
+tar -xmpzf "${currentRestoreDir}/${fileNameBackupDataDir}" -C "${nextcloudDataDir}"
echo "Done"
echo
# Restore database
#
echo "Dropping old Nextcloud DB..."
+# MySQL/MariaDB:
mysql -h localhost -u "${dbUser}" -p"${dbPassword}" -e "DROP DATABASE ${nextcloudDatabase}"
+
+# PostgreSQL (uncomment if you are using PostgreSQL as Nextcloud database)
+#sudo -u postgres psql -c "DROP DATABASE ${nextcloudDatabase};"
echo "Done"
echo
echo "Creating new DB for Nextcloud..."
-mysql -h localhost -u "${dbUser}" -p"${dbPassword}" -e "CREATE DATABASE ${nextcloudDatabase}"
+# MySQL/MariaDB:
+# Use this if the databse from the backup uses UTF8 with multibyte support (e.g. for emoijs in filenames):
+mysql -h localhost -u "${dbUser}" -p"${dbPassword}" -e "CREATE DATABASE ${nextcloudDatabase} CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci"
+# Use this if the database from the backup DOES NOT use UTF8 with multibyte support (e.g. for emoijs in filenames):
+#mysql -h localhost -u "${dbUser}" -p"${dbPassword}" -e "CREATE DATABASE ${nextcloudDatabase}"
+
+# PostgreSQL (uncomment if you are using PostgreSQL as Nextcloud database)
+#sudo -u postgres psql -c "CREATE DATABASE ${nextcloudDatabase} WITH OWNER ${dbUser} TEMPLATE template0 ENCODING \"UTF8\";"
echo "Done"
echo
echo "Restoring backup DB..."
+# MySQL/MariaDB:
mysql -h localhost -u "${dbUser}" -p"${dbPassword}" "${nextcloudDatabase}" < "${currentRestoreDir}/${fileNameBackupDb}"
+
+# PostgreSQL (uncomment if you are using PostgreSQL as Nextcloud database)
+#sudo -u postgres psql "${nextcloudDatabase}" < "${currentRestoreDir}/${fileNameBackupDb}"
echo "Done"
echo
#
-# Start webserver
+# Start web server
#
-echo "Starting nginx..."
-service nginx start
+echo "Starting web server..."
+systemctl start "${webserverServiceName}"
echo "Done"
echo
# Set directory permissions
#
echo "Setting directory permissions..."
-chown -R "${webserverUser}" "${nextcloudFileDir}"
-chown -R "${webserverUser}" "${nextcloudDataDir}"
+chown -R "${webserverUser}":"${webserverUser}" "${nextcloudFileDir}"
+chown -R "${webserverUser}":"${webserverUser}" "${nextcloudDataDir}"
echo "Done"
echo
#
-# Update the system data-fingerprint (see https://docs.nextcloud.com/server/12/admin_manual/configuration_server/occ_command.html#maintenance-commands-label)
+# Update the system data-fingerprint (see https://docs.nextcloud.com/server/15/admin_manual/configuration_server/occ_command.html#maintenance-commands-label)
#
echo "Updating the system data-fingerprint..."
-cd "${nextcloudFileDir}"
-sudo -u "${webserverUser}" php occ maintenance:data-fingerprint
-cd ~
-echo "Done"
-echo
-
-
-#
-# Restore hardened directory permissions
-#
-echo "Set hardened directory permissions..."
-find "${nextcloudFileDir}" -type f -print0 | xargs -0 chmod 0640
-find "${nextcloudFileDir}" -type d -print0 | xargs -0 chmod 0750
-chown -R root:"${webserverUser}" "${nextcloudFileDir}"
-chown -R "${webserverUser}":"${webserverUser}" "${nextcloudFileDir}/apps/"
-chown -R "${webserverUser}":"${webserverUser}" "${nextcloudFileDir}/config/"
-chown -R "${webserverUser}":"${webserverUser}" "${nextcloudFileDir}/themes/"
-chown -R "${webserverUser}":"${webserverUser}" "${nextcloudDataDir}"
-chown root:"${webserverUser}" "${nextcloudFileDir}/.htaccess"
-chown root:"${webserverUser}" "${nextcloudDataDir}/.htaccess"
-chmod 0644 "${nextcloudFileDir}/.htaccess"
-chmod 0644 "${nextcloudDataDir}/.htaccess"
+sudo -u "${webserverUser}" php ${nextcloudFileDir}/occ maintenance:data-fingerprint
echo "Done"
echo
# Disbale maintenance mode
#
echo "Switching off maintenance mode..."
-cd "${nextcloudFileDir}"
-sudo -u "${webserverUser}" php occ maintenance:mode --off
-cd ~
+sudo -u "${webserverUser}" php ${nextcloudFileDir}/occ maintenance:mode --off
echo "Done"
echo
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