#!/bin/bash

set -e

# The parameter $1 is the backup directory location dedicated to the app
BACKUP_DIR=$1

# The parameter $2 is the id of the app instance ex: strut__2
APP=$2

# retrieve useful param
domain=$(sudo yunohost app setting ${APP} domain)
db_pwd=$(sudo yunohost app setting ${APP} mysqlpwd)

# Backup app files
sudo mkdir -p "${BACKUP_DIR}/www"
sudo cp -a /var/www/${APP}/. "${BACKUP_DIR}/www"

# Backup conf files
sudo mkdir -p "${BACKUP_DIR}/conf"
sudo cp -a /etc/nginx/conf.d/$domain.d/${APP}.conf "${BACKUP_DIR}/conf/${APP}.conf"
sudo cp -a /etc/cron.d/${APP} "${BACKUP_DIR}/conf/${APP}"

# Backup mysql
mysqldump -u ${APP} -p$db_pwd ${APP} | sudo dd of=${BACKUP_DIR}/${APP}.dmp