# docker exec mysql-service-sunday mysqldump -u backup_db --password=A@1qaz2wsxA@ gk_exam 

TODAY=`date +"%d%b%Y"`

DB_NAME="${DB_NAME} sundayenglish_general"
DB_NAME="${DB_NAME} gk_oauth"

DOCKER_NAME="mysql-service-sunday"
MYSQL_USER="backup_db"
MYSQL_PASSWORD="A@1qaz2wsxA@"

DB_BACKUP_PATH="/var/backup_mysql/backup_db"

mkdir -p ${DB_BACKUP_PATH}/${TODAY}

for DB_NAME in ${DB_NAME}; do

     docker exec ${DOCKER_NAME} mysqldump -u ${MYSQL_USER} \
      --password=${MYSQL_PASSWORD} ${DB_NAME} \
       | gzip > ${DB_BACKUP_PATH}/${TODAY}/${DB_NAME}.sql.gz

    if [ $? -eq 0 ]; then
    echo "Database backup successfully completed"
    else
    echo "Error found during backup"
    exit 1
    fi
done


##### Remove backups older than {BACKUP_RETAIN_DAYS} days  #####

# DBDELDATE=`date +"%d%b%Y" --date="${BACKUP_RETAIN_DAYS} days ago"`

# if [ ! -z ${DB_BACKUP_PATH} ]; then
#       cd ${DB_BACKUP_PATH}
#       if [ ! -z ${DBDELDATE} ] && [ -d ${DBDELDATE} ]; then
#             rm -rf ${DBDELDATE}
#       fi
# fi

### End of script ####