When backup is cancelled, restart the webserver

[nextcloud-backup-restore.git] / NextcloudRestore.sh

diff --git a/NextcloudRestore.sh b/NextcloudRestore.sh
index 06610d588a50090295062f72918cf4d93a2eab51..6a4fcaeb9d93b04daddc4d16d2ffc4814cb88c55 100644 (file)
--- a/NextcloudRestore.sh
+++ b/NextcloudRestore.sh
@@ -2,7 +2,10 @@
 
 #
 # Bash script for restoring backups of Nextcloud.
 
 #
 # Bash script for restoring backups of Nextcloud.

-# Usage: 
+#
+# Version 1.1.1
+#
+# Usage:

 #   - With backup directory specified in the script: ./NextcloudRestore.sh <BackupName> (e.g. ./NextcloudRestore.sh 20170910_132703)
 #   - With backup directory specified by parameter: ./NextcloudRestore.sh <BackupName> <BackupDirectory> (e.g. ./NextcloudRestore.sh 20170910_132703 /media/hdd/nextcloud_backup)
 #
 #   - With backup directory specified in the script: ./NextcloudRestore.sh <BackupName> (e.g. ./NextcloudRestore.sh 20170910_132703)
 #   - With backup directory specified by parameter: ./NextcloudRestore.sh <BackupName> <BackupDirectory> (e.g. ./NextcloudRestore.sh 20170910_132703 /media/hdd/nextcloud_backup)
 #


@@ -21,7 +24,7 @@ backupMainDir=$2
 
 if [ -z "$backupMainDir" ]; then
        # TODO: The directory where you store the Nextcloud backups (when not specified by args)
 
 if [ -z "$backupMainDir" ]; then
        # TODO: The directory where you store the Nextcloud backups (when not specified by args)

-    backupMainDir="/mnt/hdd1/nextcloudb_backup"
+    backupMainDir='/media/hdd/nextcloud_backup'

 fi
 
 echo "Backup directory: $backupMainDir"
 fi
 
 echo "Backup directory: $backupMainDir"


@@ -29,40 +32,43 @@ echo "Backup directory: $backupMainDir"
 currentRestoreDir="${backupMainDir}/${restore}"
 
 # TODO: The directory of your Nextcloud installation (this is a directory under your web root)
 currentRestoreDir="${backupMainDir}/${restore}"
 
 # TODO: The directory of your Nextcloud installation (this is a directory under your web root)

-nextcloudFileDir="/var/www/nextcloud"
+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
 
 # 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"
+nextcloudDataDir='/var/nextcloud_data'

 
 # TODO: The directory of your Nextcloud's local external storage.
 # Uncomment if you use local external storage.
 
 # TODO: The directory of your Nextcloud's local external storage.
 # Uncomment if you use local external storage.

-#nextcloudLocalExternalDataDir="/var/nextcloud_external_data"
+#nextcloudLocalExternalDataDir='/var/nextcloud_external_data'

 
 # TODO: The service name of the web server. Used to start/stop web server (e.g. 'systemctl start <webserverServiceName>')
 
 # TODO: The service name of the web server. Used to start/stop web server (e.g. 'systemctl start <webserverServiceName>')

-webserverServiceName="nginx"
+webserverServiceName='nginx'
+
+# TODO: Your web server user
+webserverUser='www-data'
+
+# TODO: The name of the database system (ome of: mysql, mariadb, postgresql)
+databaseSystem='mariadb'

 
 # TODO: Your Nextcloud database name
 
 # TODO: Your Nextcloud database name

-nextcloudDatabase="nextcloud_db"
+nextcloudDatabase='nextcloud_db'

 
 # TODO: Your Nextcloud database user
 
 # TODO: Your Nextcloud database user

-dbUser="nextcloud_db_user"
+dbUser='nextcloud_db_user'

 
 # TODO: The password of the Nextcloud database user
 
 # TODO: The password of the Nextcloud database user

-dbPassword="mYpAsSw0rd"
-
-# TODO: Your web server user
-webserverUser="www-data"
+dbPassword='mYpAsSw0rd'

 
 # File names for backup files
 # If you prefer other file names, you'll also have to change the NextcloudBackup.sh script.
 
 # File names for backup files
 # If you prefer other file names, you'll also have to change the NextcloudBackup.sh script.

-fileNameBackupFileDir="nextcloud-filedir.tar.gz"
-fileNameBackupDataDir="nextcloud-datadir.tar.gz"
+fileNameBackupFileDir='nextcloud-filedir.tar.gz'
+fileNameBackupDataDir='nextcloud-datadir.tar.gz'

 
 

-# TOOD: Uncomment if you use local external storage
-#fileNameBackupExternalDataDir="nextcloud-external-datadir.tar.gz"
+# TODO: Uncomment if you use local external storage
+#fileNameBackupExternalDataDir='nextcloud-external-datadir.tar.gz'

 
 

-fileNameBackupDb="nextcloud-db.sql"
+fileNameBackupDb='nextcloud-db.sql'

 
 # Function for error messages
 errorecho() { cat <<< "$@" 1>&2; }
 
 # Function for error messages
 errorecho() { cat <<< "$@" 1>&2; }


@@ -91,10 +97,29 @@ fi
 #
 if [ ! -d "${currentRestoreDir}" ]
 then
 #
 if [ ! -d "${currentRestoreDir}" ]
 then

-        errorecho "ERROR: Backup ${restore} not found!"
+       errorecho "ERROR: Backup ${restore} not found!"

     exit 1
 fi
 
     exit 1
 fi
 

+#
+# Check if the commands for restoring the database are available
+#
+if [ "${databaseSystem,,}" = "mysql" ] || [ "${databaseSystem,,}" = "mariadb" ]; then
+    if ! [ -x "$(command -v mysql)" ]; then
+               errorecho "ERROR: MySQL/MariaDB not installed (command mysql not found)."
+               errorecho "ERROR: No restore of database possible!"
+        errorecho "Cancel restore"
+        exit 1
+    fi
+elif [ "${databaseSystem,,}" = "postgresql" ]; then
+    if ! [ -x "$(command -v psql)" ]; then
+               errorecho "ERROR: PostgreSQL not installed (command psql not found)."
+               errorecho "ERROR: No restore of database possible!"
+        errorecho "Cancel restore"
+        exit 1
+       fi
+fi
+

 #
 # Set maintenance mode
 #
 #
 # Set maintenance mode
 #


@@ -112,7 +137,7 @@ echo "Done"
 echo
 
 #
 echo
 
 #

-# Delete old Nextcloud direcories
+# Delete old Nextcloud directories

 #
 
 # File directory
 #
 
 # File directory


@@ -130,7 +155,7 @@ echo "Done"
 echo
 
 # Local external storage
 echo
 
 # Local external storage

-# TOOD: Uncomment if you use local external storage
+# TODO: Uncomment if you use local external storage

 #echo "Deleting old Nextcloud local external storage directory..."
 #rm -r "${nextcloudLocalExternalDataDir}"
 #mkdir -p "${nextcloudLocalExternalDataDir}"
 #echo "Deleting old Nextcloud local external storage directory..."
 #rm -r "${nextcloudLocalExternalDataDir}"
 #mkdir -p "${nextcloudLocalExternalDataDir}"


@@ -154,7 +179,7 @@ echo "Done"
 echo
 
 # Local external storage
 echo
 
 # Local external storage

-# TOOD: Uncomment if you use local external storage
+# TODO: Uncomment if you use local external storage

 #echo "Restoring Nextcloud data directory..."
 #tar -xmpzf "${currentRestoreDir}/${fileNameBackupExternalDataDir}" -C "${nextcloudLocalExternalDataDir}"
 #echo "Done"
 #echo "Restoring Nextcloud data directory..."
 #tar -xmpzf "${currentRestoreDir}/${fileNameBackupExternalDataDir}" -C "${nextcloudLocalExternalDataDir}"
 #echo "Done"


@@ -164,32 +189,38 @@ echo
 # Restore database
 #
 echo "Dropping old Nextcloud DB..."
 # 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 ${nextcloudDatabase};"
+if [ "${databaseSystem,,}" = "mysql" ] || [ "${databaseSystem,,}" = "mariadb" ]; then
+    mysql -h localhost -u "${dbUser}" -p"${dbPassword}" -e "DROP DATABASE ${nextcloudDatabase}"
+elif [ "${databaseSystem,,}" = "postgresql" ]; then
+       sudo -u postgres psql -c "DROP DATABASE ${nextcloudDatabase};"
+fi
+

 echo "Done"
 echo
 
 echo "Creating new DB for Nextcloud..."
 echo "Done"
 echo
 
 echo "Creating new DB for Nextcloud..."

-# 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 ${dbUser} TEMPLATE template0 ENCODING \"UTF8\";"
+
+if [ "${databaseSystem,,}" = "mysql" ] || [ "${databaseSystem,,}" = "mariadb" ]; then
+    # Use this if the databse from the backup uses UTF8 with multibyte support (e.g. for emoijs in filenames):
+    mysql -h localhost -u "${dbUser}" -p"${dbPassword}" -e "CREATE DATABASE ${nextcloudDatabase} CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci"
+    # TODO: Use this if the database from the backup DOES NOT use UTF8 with multibyte support (e.g. for emoijs in filenames):
+    #mysql -h localhost -u "${dbUser}" -p"${dbPassword}" -e "CREATE DATABASE ${nextcloudDatabase}"
+elif [ "${databaseSystem,,}" = "postgresql" ]; then
+    sudo -u postgres psql -c "CREATE DATABASE ${nextcloudDatabase} WITH OWNER ${dbUser} TEMPLATE template0 ENCODING \"UTF8\";"
+fi
+

 echo "Done"
 echo
 
 echo "Restoring backup DB..."
 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}/${fileNameBackupDb}"
+if [ "${databaseSystem,,}" = "mysql" ] || [ "${databaseSystem,,}" = "mariadb" ]; then
+       mysql -h localhost -u "${dbUser}" -p"${dbPassword}" "${nextcloudDatabase}" < "${currentRestoreDir}/${fileNameBackupDb}"
+elif [ "${databaseSystem,,}" = "postgresql" ]; then
+       sudo -u postgres psql "${nextcloudDatabase}" < "${currentRestoreDir}/${fileNameBackupDb}"
+fi
+

 echo "Done"
 echo
 
 echo "Done"
 echo
 


@@ -207,13 +238,13 @@ echo
 echo "Setting directory permissions..."
 chown -R "${webserverUser}":"${webserverUser}" "${nextcloudFileDir}"
 chown -R "${webserverUser}":"${webserverUser}" "${nextcloudDataDir}"
 echo "Setting directory permissions..."
 chown -R "${webserverUser}":"${webserverUser}" "${nextcloudFileDir}"
 chown -R "${webserverUser}":"${webserverUser}" "${nextcloudDataDir}"

-# TOOD: Uncomment if you use local external storage
+# TODO: Uncomment if you use local external storage

 #chown -R "${webserverUser}":"${webserverUser}" "${nextcloudLocalExternalDataDir}"
 echo "Done"
 echo
 
 #
 #chown -R "${webserverUser}":"${webserverUser}" "${nextcloudLocalExternalDataDir}"
 echo "Done"
 echo
 
 #

-# Update the system data-fingerprint (see https://docs.nextcloud.com/server/15/admin_manual/configuration_server/occ_command.html#maintenance-commands-label)
+# Update the system data-fingerprint (see https://docs.nextcloud.com/server/16/admin_manual/configuration_server/occ_command.html#maintenance-commands-label)

 #
 echo "Updating the system data-fingerprint..."
 sudo -u "${webserverUser}" php ${nextcloudFileDir}/occ maintenance:data-fingerprint
 #
 echo "Updating the system data-fingerprint..."
 sudo -u "${webserverUser}" php ${nextcloudFileDir}/occ maintenance:data-fingerprint