#!/bin/bash
echo "hostname"
read -p "enter name" name
if [[ -n $name ]]; then
	hostnamectl set-hostname $name
	exec bash
fi
echo "enter enp0s3"
read enp0s3
if [[ -n $enp0s3 ]]; then
	read -p "enter gateway" gat
	read -p "enter dns" dns
	cat > /etc/NetworkManager/system-connections/enp0s3.nmconnection << EOF
[connnection]
id=enp0s3
uuid=$(uuidgen)
tipe=ethernet
autoconnect-priority=-999
interface-name=enp0s3
timestamp=$(date +%s)

[ethernet]


[ipv4]
address1=$enp0s3
dns=$dns
gateway=$gat
method=manual

[ipv6]
addr-gen-mode=eui64
method=disabled

[proxy]

EOF

	chmod 600 /etc/NetworkManager/system-connections/enp0s3.nmconnection
fi
read -p "Reboot?" o
if [[ -n $o ]]; then
	reboot
fi

echo "enter accaunt"
read -p "continue: " can
if [[ -n $can ]]; then
	useradd -u 2026 remote_user  
	passwd remote_user
	cat >> /etc/sudoers << EOF
remote_user ALL=(ALL)NOPASSWD:ALL

EOF

fi

read -p "ftp?: " ftp
read -p "enter ip: " ip
if [[ -n $ftp ]]; then
	iptables -I INPUT -p tcp --match multiport --dports 21,22,20000:25000 -j ACCEPT
	iptables -t nat -A POSTROUTING -p tcp -d $ip --dport 21 -j MASQUERADE
	iptables -t nat -A PREROUTING -i enp0s3 -p tcp --dport 21 -j DNAT --to-destination $ip:21
	service iptables save

	cat >> /etc/vsftpd/vsftpd.conf << EOF
pasv_min_port=20000
pasv_max_port=25000
pasv_enable=YES

EOF
	chmod 600 /etc/vsftpd/vsftpd.conf
fi