#!/bin/bash

nginx_config="/etc/nginx/sites-enabled/default"
default_port=8080
new_port="${1:-$default_port}"

printmsg () {
  echo $1 | systemd-cat -p $2 -t "appliance-bootstrap"
}

# Проверка прав на запуск
if [[ $EUID -ne 0 ]]; then
  printmsg "Error: appliance-bootstrap should run with privileged mode" "err"
  exit 1
fi

# Проверка наличия файла конфигурации
if [[ ! -f "$nginx_config" ]]; then
  printmsg "Error: File does not exist: $nginx_config" "err"
  exit 1
fi

# Изменение порта и перезагрузка
printmsg "Info: Updating NGINX config" "info"
sed -i "s/listen [0-9]\{1,5\} default_server;/listen $new_port default_server;/g" "$nginx_config"
sed -i "s/listen \[::\]:[0-9]\{1,5\} default_server;/listen \[::\]:$new_port default_server;/g" "$nginx_config"
printmsg "Info: Restarting NGINX" "info"
systemctl restart nginx
if [ $? -ne 0 ]; then
  printmsg "Error: Cannot start NGINX" "err"
  exit 1
fi
printmsg "Info: NGINX restarted successfully" "info"
exit 0