backup-automation/nextcloud/nextcloud-backup.sh

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2024-08-04 23:10:36 +02:00
#!/bin/bash
SCRIPT_ABS_LOCATION=$(realpath "$(dirname "${0}")")
source $SCRIPT_ABS_LOCATION/nextcloud-backup.env
source $SCRIPT_ABS_LOCATION/../logger.sh
# Container Names
APP_CONTAINER="nextcloud-app"
DB_CONTAINER="nextcloud-db"
BACKUP_CONTAINER="duplicati"
# Database Settings
DB_USER="nextcloud"
DB_PASSWORD="$DB_PASSWORD"
SOURCE_DIR="/mnt/data/nextcloud"
BACKUP_DESTINATION="$BACKUP_DESTINATION"
BACKUP_ENCR_PASSPHRASE="$BACKUP_ENCR_PASSPHRASE"
# Cloud Storage Authentication
SFTP_USERNAME="$SFTP_USERNAME"
SFTP_PASSWORD="$SFTP_PASSWORD"
SFTP_FINGERPRINT="$SFTP_FINGERPRINT"
# Log file
LOG_FILE="$SCRIPT_ABS_LOCATION/nextcloud-backup.log"
# Put Nextcloud in Maintenance Mode
log "Putting Nextcloud in maintenance mode..."
docker exec -u www-data $APP_CONTAINER php occ maintenance:mode --on || { log "Error: Failed to put Nextcloud in maintenance mode."; exit 1; }
# Dump Database
log "Dumping Nextcloud database..."
DB_TMP_BAK_NAME="nextcloud-db_$(date +"%Y%m%d").bak"
docker exec $DB_CONTAINER /usr/bin/mariadb-dump \
--single-transaction \
-h localhost \
-u $DB_USER \
-p"$DB_PASSWORD" \
nextcloud > $SOURCE_DIR/$DB_TMP_BAK_NAME || { log "Error: Failed to dump the Nextcloud database."; exit 1; }
# Backup all files to target destination
log "Backing up Nextcloud files and database..."
docker exec $BACKUP_CONTAINER \
duplicati-cli backup \
ssh://$BACKUP_DESTINATION \
"$SOURCE_DIR/html/data" \
"$SOURCE_DIR/html/config" \
"$SOURCE_DIR/html/themes" \
"$SOURCE_DIR/$DB_TMP_BAK_NAME" \
--backup-name="nextcloud backup" \
--keep-versions=7 \
--auth-username=$SFTP_USERNAME \
--auth-password=$SFTP_PASSWORD \
--passphrase=$BACKUP_ENCR_PASSPHRASE \
--ssh-fingerprint="$SFTP_FINGERPRINT" \
--prefix="nextcloud" || { log "Error: Failed to backup Nextcloud files and database."; exit 1; }
# Turn off Maintenance Mode
log "Turning off Nextcloud maintenance mode..."
docker exec -u www-data $APP_CONTAINER php occ maintenance:mode --off || { log "Error: Failed to turn off Nextcloud maintenance mode."; exit 1; }
# Delete temporary backup files
log "Deleting temporary backup files..."
rm $SOURCE_DIR/$DB_TMP_BAK_NAME || { log "Error: Failed to delete temporary databse file"; exit 1; }
log "Nextcloud backup completed successfully."