Created
March 6, 2023 09:40
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MySQL customizable backups with environment variables
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| #!/bin/bash | |
| logger "Starting Mariadb backup job - "$(date) | |
| export | logger | |
| DB_NAMES="${BACKUP_DB_NAMES}" | |
| IFS=', ' read -r -a array <<< "$DB_NAMES" | |
| DB_NAME_LIST=($DB_NAMES) | |
| DB_USER="root" | |
| DB_PASSWORD="$MARIADB_ROOT_PASSWORD" | |
| logger "Target database names : " $DB_NAMES | |
| BACKUP_DIR="/mnt/mariadb/backup" | |
| DATE=$(date +"%Y-%m-%d") | |
| BACKUP_STATUS=0 | |
| if [ ! -d $BACKUP_DIR ]; then | |
| logger $BACKUP_DIR "doesn't exist, creating" | |
| mkdir $BACKUP_DIR | |
| fi | |
| for item in "${array[@]}" | |
| do | |
| echo $item | |
| BACKUP_FILE="$item-$DATE.sql" | |
| BACKUP_PATH="$BACKUP_DIR/$BACKUP_FILE" | |
| if [ -f $BACKUP_PATH ]; then | |
| rm $BACKUP_PATH | |
| fi | |
| logger "Doing backup ${BACKUP_PATH}" | |
| echo "Doing backup ${BACKUP_PATH}" | |
| mysqldump --user $DB_USER --password=$DB_PASSWORD $item > $BACKUP_PATH | |
| if [ ! $BACKUP_STATUS -eq 1 ]; then | |
| BACKUP_STATUS=$? | |
| fi | |
| done |
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