#!/usr/bin/sh

# wget https://git.kosenka.ru/kosenka/ubuntu.22.04/raw/branch/master/1-update.sh

ColorRed='\033[0;31m'
ColorGreen='\033[0;32m'
ColorOff='\033[0m'

# Function to display the confirmation prompt
function confirm() {
    while true; do
        read -p "$1? (y/n) " yn
        case $yn in
            [Yy]* ) return 0;;
            [Nn]* ) return 1;;
        esac
    done
}

clear

# check if running as root in a bash script
# https://stackoverflow.com/a/28776100
if [ `id -u` -ne 0 ]
  then echo Please run this script as root or using sudo!
  exit
fi

echo -e "${ColorGreen}Введите IP-адрес сервера (пример: 192.168.1.1/24):${ColorOff}"
read server_ip

echo -e "${ColorGreen}Введите IP-адреса для nameserver's (пример: 192.168.1.1, 192.168.1.2):${ColorOff}"
read nameserver_ip

echo -e "${ColorGreen}Введите IP-адреса для gateway сервера (пример: 192.168.0.1):${ColorOff}"
read gatewayserver_ip

ip -o link show | awk '{print $2,$9}'

echo -e "${ColorGreen}Введите имя сеетвого устройства (пример: enp6s19):${ColorOff}"
read netdevice

apt-get -y update && apt-get -y upgrade 

### https://dondub.com/2021/07/udalenie-cloud-init-iz-ubuntu-server-21-04/
sed -i -e 's/datasource_list:/# datasource_list:/g' /etc/cloud/cloud.cfg.d/90_dpkg.cfg
echo "datasource_list: [ None ]" >> /etc/cloud/cloud.cfg.d/90_dpkg.cfg
dpkg-reconfigure cloud-init
apt purge -y cloud-init && rm -rf /etc/cloud/ && rm -rf /var/lib/cloud/

apt-get -y remove unattended-upgrades

systemctl stop apt-daily.timer
systemctl disable apt-daily.timer
systemctl stop apt-daily-upgrade.timer
systemctl disable apt-daily-upgrade.timer
systemctl disable apt-daily.service
systemctl daemon-reload

sed -i -e 's/APT::Periodic::Update-Package-Lists "1";/APT::Periodic::Update-Package-Lists "0";/g' /etc/apt/apt.conf.d/20auto-upgrades
sed -i -e 's/APT::Periodic::Unattended-Upgrade "1";/APT::Periodic::Unattended-Upgrade "0";/g' /etc/apt/apt.conf.d/20auto-upgrades

snap remove --purge snapd && apt-get -y remove snapd && apt-get -y autoremove

apt install -y netplan.io isc-dhcp-client isc-dhcp-common mc net-tools iputils-ping inetutils-traceroute htop ca-certificates 
apt install -y apt-utils aptitude locales git squashfs-tools tzdata fdisk gdisk mc net-tools iputils-ping inetutils-traceroute iproute2

### ? systemctl disable snapd.service && systemctl disable snapd.socket && systemctl disable snapd.seeded.service && systemctl mask snapd.service && rm -rf /var/cache/snapd/ && apt autoremove --purge snapd -y && rm -rf ~/snap

timedatectl set-timezone Europe/Moscow
apt -y install ntp
aptitude install console-cyrillic
update-locale LANG=ru_RU.UTF-8
sed -i -e 's/# en_US.UTF-8 UTF-8/en_US.UTF-8 UTF-8/' /etc/locale.gen
sed -i -e 's/# ru_RU.UTF-8 UTF-8/ru_RU.UTF-8 UTF-8/' /etc/locale.gen
dpkg-reconfigure --frontend=noninteractive locales
localectl set-locale LANG=ru_RU.UTF-8
export LANG=ru_RU.UTF-8

rm /etc/netplan/50-cloud-init.yaml

touch /etc/netplan/10-netplan-config.yaml
echo "# This is the network config written by 'subiquity'
network:
  version: 2
  ethernets:
    $netdevice:
      dhcp4: no
      addresses:
      - $server_ip
      nameservers:
        addresses: [$nameserver_ip]
      routes:
      - to: default
        via: $gatewayserver_ip
" >> /etc/netplan/10-netplan-config.yaml

chmod 600 /etc/netplan/10-netplan-config.yaml
netplan try
netplan apply
systemctl restart systemd-networkd

if confirm "Перезагружаемся "; then
    shutdown -r now
fi