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Unraid Nextcloud Backup Script
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| #!/bin/bash | |
| # | |
| ######### UNRAID Nextcloud Backup Script ######### | |
| # | |
| #Created for Nextcloud Linuxserver.io Container | |
| # | |
| #Update the params to meet your requirements | |
| # | |
| ################################################## | |
| #### USER CONFIG #### | |
| DB_HOST=XXXXXX | |
| DB_USER=XXXXXX | |
| DB_PASS=XXXXXX | |
| DB_NAME=XXXXXX | |
| NEXTCLOUD_DATA=/mnt/user/nextcloud_data/ | |
| NEXTCLOUD_CONTAINER=/mnt/user/appdata/nextcloud/ | |
| BACKUP_BASE=/mnt/user/backup/nextcloud | |
| EXCLUDE_FROM_DATA_BACKUP="--exclude=appdata*/preview" | |
| #Cleanup Settings | |
| MAX_BACKUP_COUNT=5 | |
| ##### SCRIPT VARS ##### | |
| TIMESTAMP=`date +"%Y%m%d-%H%M%S"` | |
| BACKUP_PATH=$BACKUP_BASE/$TIMESTAMP | |
| DB_DUMP_PATH=$BACKUP_PATH/database/ | |
| #### SCRIPT START ##### | |
| trap "docker exec nextcloud occ maintenance:mode --off" EXIT | |
| docker exec nextcloud occ maintenance:mode --on | |
| mkdir $BACKUP_PATH | |
| mkdir $DB_DUMP_PATH | |
| mkdir $BACKUP_PATH/config | |
| mkdir $BACKUP_PATH/themes | |
| ##### Extended Unicode Check ############################ | |
| # Check if in config.php the following line is present | |
| # 'mysql.utf8mb4' => true, | |
| # Check if table collation is utf8mb4_bin | |
| ########################################################## | |
| #If extended unicode support is not enabled use this line | |
| #docker exec mariadb mysqldump --single-transaction -h $DB_HOST -u $DB_USER -p$DB_PASS $DB_NAME > $DB_DUMP_PATH/mariadb_nextcloud.sql | |
| # MySQL Dump with extended Unicode Support enabled | |
| docker exec mariadb mysqldump --single-transaction --default-character-set=utf8mb4 -h $DB_HOST -u $DB_USER -p$DB_PASS $DB_NAME > $DB_DUMP_PATH/mariadb_nextcloud.sql | |
| rsync -Aavx $EXCLUDE_FROM_DATA_BACKUP $NEXTCLOUD_DATA $BACKUP_PATH/data/ | |
| rsync -Aavx $NEXTCLOUD_CONTAINER/www/nextcloud/config/ $BACKUP_PATH/config/ | |
| rsync -Aavx $NEXTCLOUD_CONTAINER/www/nextcloud/themes/ $BACKUP_PATH/themes/ | |
| docker exec nextcloud occ maintenance:mode --off | |
| ###### Cleanup ######## | |
| BACKUP_COUNT=`ls $BACKUP_BASE | wc -l` | |
| if [ "$BACKUP_COUNT" -gt "$MAX_BACKUP_COUNT" ] | |
| then | |
| BACKUP_DIFF_COUNT=$(($BACKUP_COUNT-$MAX_BACKUP_COUNT)) | |
| RM_FOLDERS=`ls -t $BACKUP_BASE | tail -$BACKUP_DIFF_COUNT` | |
| for f in ${RM_FOLDERS[@]}; do | |
| rm -rf "$BACKUP_BASE/$f" | |
| done | |
| fi | |
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