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wepn.sh
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wepn.sh
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#!/usr/bin/env bash
#
# COPYRIGHT (c) 2023 macromicro
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
# DESCRIPTION: Master Script for VPN Admins
# AUTHOR: macromicro
# TELEGRAM GROUP: @wepn_group
#----------------------------------------------------------------------------------------------------------------------- vars
main_script_file="wepn.sh"
installed_version=""
latest_version=""
running_url=false
running_installed=false
running_locally=false
width=64
iranips=()
arvancloud_ips=()
global_menu_size=0
selected_menu="menu"
selected_menu_index=0
selected_menu_item=""
#----------------------------------------------------------------------------------------------------------------------- print with text style
print() {
fold_text() {
awk -v n="${1:-10}" '
BEGIN {
regex="[[:cntrl:]][[][^m]*m"
}
{
input=$0
while (input != "") {
count=n
output=""
while ( count > 0 ) {
match(input,regex)
if (RSTART && RSTART <= count) {
output=output substr(input,1,RSTART+RLENGTH-1)
input=substr(input,RSTART+RLENGTH)
count=count - (RSTART > 1 ? RSTART-1 : 0)
}
else {
output=output substr(input,1,count)
input=substr(input,count+1)
count=0
}
}
if (length(input) > 0 && substr(input,1,1) != " ") {
# move last word to next line
last_word=""
for (i=length(output); i>0; i--) {
if (substr(output,i,1) == " ") {
last_word=substr(output,i+1)
output=substr(output,1,i)
break
}
}
if (last_word != "") {
if (substr(input,1,1) == " ") {
input=last_word substr(input,2)
} else {
input=last_word input
}
}
}
print output
}
}
'
}
# Read the alignment parameter and set the default to left
if [ "$1" == "left" ] || [ "$1" == "center" ] || [ "$1" == "right" ]; then
align=$1
text=$2
else
align="left"
text=$1
fi
# Define color codes
end="\\\033[0m"
normal="$end\\\033[38;5;244m"
bold="\\\033[1m\\\033[97m"
colors=(white red green blue yellow cyan)
color_codes=("\\\033[97m" "\\\033[38;5;203m" "\\\033[38;5;42m" "\\\033[38;5;39m" "\\\033[38;5;227m" "\\\033[36m")
# Apply styles and colors to the formatted text
formatted_text=$text
formatted_text=$(echo "$formatted_text" | sed -E "s/\[(normal)\]/$normal/g")
formatted_text=$(echo "$formatted_text" | sed -E "s/\[(bold)\]/$bold/g")
for ((i=0;i<${#colors[@]};i++)); do
formatted_text=$(echo "$formatted_text" | sed -E "s/\[(${colors[i]})\]/${color_codes[i]}/g")
done
formatted_text=$(echo "$formatted_text" | sed -E "s/\[(end)\]/$end/g")
formatted_text="$formatted_text\033[0m"
# cleanup and fold
if [ $(echo -e "$formatted_text" | tr -s ' ' | tr -d '\n' | sed 's/\x1B\[[0-9;]*[JKmsu]//g' | wc -c) -le $width ]; then
formatted_text=$(echo -en "$formatted_text" | tr -s ' ' | sed 's/^ *//;s/ *$//' | sed 's/^ //')
else
formatted_text=$(echo -en "$formatted_text" | tr -s ' ' | sed 's/^ *//;s/ *$//' | fold_text $width | sed 's/^ //')
fi
# center alignment
if [ "$align" = "center" ]; then
formatted_text=$(echo -e "$formatted_text" | while read line; do
line_length=$(echo -n "$line" | sed 's/\x1B\[[0-9;]*[JKmsu]//g' | tr -s ' ' | sed 's/^ *//;s/ *$//' | wc -m)
printf "%*s%s%*s\n" $(((width-line_length)/2)) '' "$(echo $line | tr -s ' ' | sed 's/^ *//;s/ *$//')" $(((width-line_length+1)/2)) ''
done)
# right alignment
elif [ "$align" = "right" ]; then
formatted_text=$(echo -e "$formatted_text" | while read line; do
line_length=$(echo -n "$line" | sed 's/\x1B\[[0-9;]*[JKmsu]//g' | tr -s ' ' | sed 's/^ *//;s/ *$//' | wc -m)
printf "%*s%s\n" $((width-line_length)) '' "$(echo $line | tr -s ' ' | sed 's/^ *//;s/ *$//')"
done)
fi
# Print the formatted text
echo -e "$formatted_text"
}
#----------------------------------------------------------------------------------------------------------------------- confirmation dialog
confirmation_dialog(){
yesorno="${1:-n}"
local print_confirmation_dialog
print_confirmation_dialog() {
# Set variables for button text and dimensions
local yes_button=" Yes"
local no_button=" No"
local button_width=15
local padding_width=$(( ($width - 2*button_width - 10) / 2 ))
selected_color="\e[48;5;27m\e[1m\e[97m"
unselected_color="\e[48;5;240m\e[1m\e[38;5;253m"
if [ "$yesorno" = "y" ]; then
local yes_button_color="$selected_color"
local no_button_color="$unselected_color"
else
local no_button_color="$selected_color"
local yes_button_color="$unselected_color"
fi
local c="\033[38;5;240m"
local ce="\033[0m"
echo
echo -e "\033[38;5;240m╭──────────────────────────────────────────────────────────────╮$ce"
echo -e "\033[38;5;240m│ $ce\033[1;97mConfirmation\033[0m$c │$ce"
echo -e "\033[38;5;240m│$ce\033[38;5;236m──────────────────────────────────────────────────────────────$ce\033[38;5;240m│$ce"
# echo -e "\033[38;5;240m│--------------------------------------------------------------│$ce"
echo -e "\033[38;5;240m│ │$ce"
# Print the left margin
# printf '│%*s' $(( padding_width + 2 )) ""
printf '\033[38;5;240m│%*s\033[0m' $(( padding_width + 2 )) ""
# Print YES button
# printf '\e[48;5;27m\e[1m\e[97m%-*s\e[0m' $(( button_width )) "$yes_button"
printf "$yes_button_color%-*s\e[0m" $(( button_width )) "$yes_button"
# Print the space between buttons
printf '%*s' $(( 4 )) ""
# Print NO button
printf "$no_button_color%-*s\e[0m" $(( button_width -1)) "$no_button"
# Print the right margin
# printf '%*s│\n' $(( padding_width + 3 )) ""
printf '%*s\033[38;5;240m│\033[0m\n' $(( padding_width + 3 )) ""
echo -e "\033[38;5;240m│ │$ce"
echo -e "\033[38;5;240m╰──────────────────────────────────────────────────────────────╯$ce"
}
# render the dialog for the first time
print_confirmation_dialog
# clear dialog
local clear_confirmation_dialog
clear_confirmation_dialog(){
tput cuu 8 && tput el1 && tput ed
}
# choose by left and right keys
while read -rsn1 input
do
case "$input"
in
$'\x1B') # ESC ASCII code
read -rsn1 -t 0.01 input
if [ "$input" = "[" ] # occurs before arrow code
then
read -rsn1 -t 0.01 input
case "$input"
in
D) # Left Arrow
if [ "$yesorno" = "n" ]; then
yesorno="y"
clear_confirmation_dialog
print_confirmation_dialog
fi
;;
C) # Right Arrow
if [ "$yesorno" = "y" ]; then
yesorno="n"
clear_confirmation_dialog
print_confirmation_dialog
fi
;;
esac
fi
;;
"") # Enter key
clear_confirmation_dialog
[ "$yesorno" = "n" ] && return 0 || return 1
;;
esac
done
}
#----------------------------------------------------------------------------------------------------------------------- check OS
check_os(){
os="Unknown"
os_version="0"
# Detect the OS and version
if [[ -f /etc/os-release ]]; then
. /etc/os-release
os="${NAME%% *}"
os_version=$VERSION_ID
elif [[ -f /etc/centos-release ]]; then
os="CentOS"
os_version=$(cat /etc/centos-release | cut -d" " -f4)
elif [[ $(uname) == "Darwin" ]]; then
os="macOS"
os_version=$(sw_vers -productVersion)
fi
if [[ "$os" == "Ubuntu" ]]; then
if ! [[ "$os_version" == "18.04" || "$os_version" == "20.04" || "$os_version" == "22.04" || "$os_version" == "22.10" ]]; then
echo
print center "[bold][red]This script has not been tested on\n [bold][yellow]$os $os_version [bold][red]yet!"
fn_menu_4
fi
elif [[ "$os" == "Debian" ]]; then
if ! [[ "$os_version" == "10" || "$os_version" == "11" ]]; then
echo
print center "[bold][red]This script has not been tested on [bold][yellow]$os $os_version [bold][red]yet."
fn_menu_4
fi
elif [[ "$os" == "macOS_" ]]; then
# FOR TESTING PURPOSES ONLY!
echo > /dev/null
else
echo
print center "[bold][red]This script is designed to work only on\n [bold][yellow]Ubuntu [bold][red]and [bold][yellow]Debian [bold][red]systems."
fn_menu_4
fi
}
#----------------------------------------------------------------------------------------------------------------------- check root
check_root(){
# Check if the user has root privileges
if [[ $os != "macOS" && $EUID -ne 0 ]]; then
print center "[bold][red]This script must be run as [bold][yellow]root[bold][red]."
fn_menu_4
fi
}
#----------------------------------------------------------------------------------------------------------------------- set run mode
set_run_mode(){
if [[ "$0" == /dev* ]]; then
running_url=true
elif [[ "$0" == "/usr/local/bin/wepn" ]]; then
running_installed=true
else
running_locally=true
fi
}
#----------------------------------------------------------------------------------------------------------------------- fix /etc/hosts
fix_etc_hosts(){
if [[ $os != "macOS" && ! $(grep -q "$(hostname)" /etc/hosts) ]]; then
# if ! grep -q $(hostname) /etc/hosts; then
echo "127.0.0.1 $(hostname)" | tee -a /etc/hosts > /dev/null
fi
}
#----------------------------------------------------------------------------------------------------------------------- get latest version number
get_latest_version_number(){
# Set the username and repository name
USERNAME="elemen3"
REPO_NAME="wepn"
# Set the branch name and file path
BRANCH_NAME="master"
FILE_PATH="$main_script_file"
# Get the timestamp of the last commit for the file
TIMESTAMP=$(curl -s "https://api.github.com/repos/${USERNAME}/${REPO_NAME}/commits?path=${FILE_PATH}&sha=${BRANCH_NAME}&per_page=1" | grep -oE "\"date\": \"[^\"]+\"" | cut -d'"' -f4 | head -n1)
if [ -n "$TIMESTAMP" ]; then
if [[ "$(uname)" == "Darwin" ]]; then
FORMATTED_DATETIME=$(date -u -j -f "%Y-%m-%dT%H:%M:%SZ" "$TIMESTAMP" "+%Y.%m.%d.%H%M%S")
else
date -u -d "$TIMESTAMP" "+%Y.%m.%d.%H%M%S"
fi
fi
echo "$FORMATTED_DATETIME"
}
#----------------------------------------------------------------------------------------------------------------------- install wepn
install_or_update_wepn(){
mkdir -p "$HOME/.wepn"
touch "$HOME/.wepn/settings"
# not installed
if ! test -f "/usr/local/bin/wepn"; then
# apt update once
update_package_lists
print "[blue]Installing WePN..."
sleep 0.5
curl -s "https://raw.githubusercontent.com/elemen3/wepn/master/$main_script_file" -o /usr/local/bin/wepn
chmod +x /usr/local/bin/wepn
latest_version="$(get_latest_version_number)"
echo "version=$latest_version" > "$HOME/.wepn/settings"
echo
print center "[bold][blue]WePN is now installed on your system."
print center "[bold][blue]From now on, simply issue [bold][white]wepn [bold][blue]command to run the script."
echo
back_to_menu enter
# already installed and running via wepn cmd
elif $running_installed ; then
print "[blue]Checking for updates..."
installed_version=$(cat "$HOME/.wepn/settings" | grep version | awk '{split($0,a,"="); print a[2]}')
latest_version="$(get_latest_version_number)"
if [[ -n "$latest_version" && -n "$installed_version" && "$installed_version" != "$latest_version" ]]; then
print "[blue]You are running the outdated version ([bold][red]$installed_version[blue])!"
print "[blue]Installing the new version ([bold][green]$latest_version)[blue]..."
sleep 0.5
curl -s "https://raw.githubusercontent.com/elemen3/wepn/master/$main_script_file" -o /usr/local/bin/wepn
chmod +x /usr/local/bin/wepn
latest_version="$(get_latest_version_number)"
sed -i.bak "s/version=.*/version=$latest_version/" "$HOME/.wepn/settings" && rm "$HOME/.wepn/settings.bak"
print "[bold][blue]WePN is updated :)"
clear_logs 4
else
# WePN is up to date.
clear_logs 1
fi
fi
}
#----------------------------------------------------------------------------------------------------------------------- update package lists
update_package_lists(){
# fix nameserver possible issue
if [ $os != "macOS" ]; then
cp /etc/resolv.conf /etc/resolv.conf.bak
echo "nameserver 1.1.1.1" > /etc/resolv.conf
fi
# apt update (catch errors)
if [ $os != "macOS" ]; then
print "[blue]Updating package lists..."
apt_update_error=$(apt-get update -q 2>&1 >/dev/null)
if [ -n "$apt_update_error" ]; then
echo
print "[bold][yellow]The apt-get update encountered the following error(s):"
echo
print "[bold][red]$apt_update_error"
echo
# debian 11 error
if echo "$apt_update_error" | grep -q "The repository 'http://security.debian.org/debian-security bullseye/updates Release' does not have a Release file" ; then
print "[bold][blue]Would you like to resolve it?"
confirmation_dialog y
response="$?"
clear_logs 1
if [ $response -eq 1 ]; then
# Fix error for Debian 11
print "[blue]Resolving the problem..."
sleep 1
cp /etc/apt/sources.list /etc/apt/sources.list.bak
sed -i '/debian-security/d; /^deb-src/d' /etc/apt/sources.list
echo "deb http://security.debian.org/debian-security/ bullseye-security main" >> /etc/apt/sources.list
print "[bold][green]The issue has been resolved :)"
sleep 1
# try again
print "[blue]Trying again..."
sleep 1
show_headers
update_package_lists
else
print center "[bold][white]To address the issues, please share error messages and distribution details via [bold][green]@wepn_group. [bold][white]This will streamline fixing and aid in automating solutions for future versions."
#exit
fn_menu_4
fi
else
print center "[bold][white]To address the issues, please share error messages and distribution details via [bold][green]@wepn_group. [bold][white]This will streamline fixing and aid in automating solutions for future versions."
#exit
fn_menu_4
fi
else
sleep 0.5
clear_logs 1
fi
fi
}
#----------------------------------------------------------------------------------------------------------------------- install package(s)
install_packages() {
for package in "$@"
do
# check if package is not installed
if ! (dpkg -s $package >/dev/null 2>&1); then
print "[blue]Installing $package..."
# install package
[ $os != "macOS" ] && apt install $package -y &> /dev/null
sleep 0.5
clear_logs 1
fi
done
}
#----------------------------------------------------------------------------------------------------------------------- install iptables and iptables-persistent
install_iptables_persistent(){
# check if iptables-persistent is not installed
if ! (dpkg -s iptables-persistent >/dev/null 2>&1); then
print "[blue]Installing iptables-persistent..."
if [ $os != "macOS" ]; then
# install iptables-persistent
apt update &> /dev/null
echo "iptables-persistent iptables-persistent/autosave_v4 boolean true" | debconf-set-selections
echo "iptables-persistent iptables-persistent/autosave_v6 boolean true" | debconf-set-selections
echo "iptables-persistent iptables-persistent/autosave_v4 seen true" | debconf-set-selections
echo "iptables-persistent iptables-persistent/autosave_v6 seen true" | debconf-set-selections
apt install -y iptables-persistent &> /dev/null
fi
clear_logs 1
fi
}
#----------------------------------------------------------------------------------------------------------------------- load required data
load_iranips(){
if [ "${#iranips[@]}" -eq 0 ]; then
print "[blue]Loading Iran IP ranges..."
sleep 0.5
# URL of the text file to read
url="https://raw.githubusercontent.com/elemen3/wepn/master/iran_ip_ranges.txt"
# Read the file from the URL line by line
while read -r line; do
#Ignore blank lines and lines starting with #
if [[ -n "$line" && "${line:0:1}" != "#" ]]; then
# Add the current line to the array
iranips+=("$line")
fi
done < <(curl -s "$url")
clear_logs 1
fi
}
load_arvancloud_ips(){
if [ "${#arvancloud_ips[@]}" -eq 0 ]; then
print "[blue]Loading Arvancloud IP ranges..."
sleep 0.5
# URL of the text file to read
url="https://www.arvancloud.ir/fa/ips.txt"
# Read the file from the URL line by line
while read line || [ -n "$line" ] ; do
#Ignore blank lines and lines starting with #
if [[ -n "$line" && "${line:0:1}" != "#" ]]; then
# Add the current line to the array
arvancloud_ips+=("$line")
fi
done < <(curl -s "$url")
# set it manually
if [[ ${#arvancloud_ips[@]} -eq 0 || " ${arvancloud_ips[*]} " =~ " <html " ]]; then
arvancloud_ips=(
185.143.232.0/22
92.114.16.80/28
2.146.0.0/28
46.224.2.32/29
83.123.255.56/31
188.229.116.16/29
164.138.128.28/31
94.182.182.28/30
185.17.115.176/30
5.213.255.36/31
185.228.238.0/28
94.182.153.24/29
94.101.182.0/27
158.255.77.238/31
81.12.28.16/29
176.65.192.202/31
2.144.3.128/28
89.45.48.64/28
37.32.16.0/27
37.32.17.0/27
37.32.18.0/27
37.32.19.0/27
185.215.232.0/22
)
fi
clear_logs 1
fi
}
#----------------------------------------------------------------------------------------------------------------------- hide/show cursor
hide_cursor(){
tput civis
stty -echo
}
show_cursor(){
tput cnorm
stty echo
}
#----------------------------------------------------------------------------------------------------------------------- progressbar
# normal
show_progress() {
local current=$1
local total=$2
local bar_size=$(($width - 7))
local progress=$((current * bar_size / total))
local rest=$((bar_size - progress))
local bar=$(printf "%${progress}s" | sed 's/ /■/g')
local restbar=$(printf "%${rest}s")
color_code="\033[38;5;39m"
printf "\033[1;34m[%s%s]\033[0m \033[1;34m%d%%\033[0m" "$bar" "$restbar" $((current * 100 / total))
printf "\r"
}
#----------------------------------------------------------------------------------------------------------------------- separator
separator(){
if [ -z "$_seperator" ]; then
printf -v _seperator "%-${width}b" ""
fi
echo -e "\033[38;5;240m${_seperator// /─}\033[0m"
}
#----------------------------------------------------------------------------------------------------------------------- prepare screen
prepare_screen(){
# get terminal default bg color
#default_bg_color=$(echo "rgb:0a0a/1212/1e1e" | sed 's/rgb:\(..\)\(..\)\(..\)\/\(..\)\(..\)\(..\)/\1\2\3/g' | xxd -r -p | xxd -p -u -l 3 | tr '[:upper:]' '[:lower:]')
#echo $default_bg_color
# set terminal default foreground color
echo -ne '\e]10;#a9a9a9\e\\'
# set terminal default background color
echo -ne '\e]11;#0a121e\e\\'
#echo -ne '\e]10;\e\\'
hide_cursor
# Set up the trap to call the exit function when the script is interrupted
trap fn_menu_4 INT
}
#----------------------------------------------------------------------------------------------------------------------- show headers
show_headers(){
clear && printf '\e[3J'
#logo
if [ ! -f "$HOME/.wepn/logo" ]; then
mkdir -p "$HOME/.wepn"
curl -sS https://raw.githubusercontent.com/elemen3/wepn/master/asset/wepn-logo-ascii.txt > "$HOME/.wepn/logo"
fi
cat "$HOME/.wepn/logo"
#header
separator
echo -e "\e[1;37;48;5;21m \e[0m"
echo -e "\e[1;37;48;5;20m [ WePN MASTER SCRIPT ] \e[0m"
echo -e "\e[1;37;48;5;19m Author: macromicro \e[0m"
echo -e "\e[1;37;48;5;18m Telegram Group: @wepn_group \e[0m"
echo -e "\e[1;37;48;5;17m \e[0m"
separator
}
#----------------------------------------------------------------------------------------------------------------------- menu functions
#------------------------------------------------------------------------------------------------------- ssh
#------------------------------------------------------------------------------------------------------- block iran ips
view_existing_settings(){
# iptables-save | grep -i "443"
# Define the arrays
[ $os != "macOS" ] && rejected_ips=($(iptables-save | grep -- '--dport 443.*REJECT\>' | awk '{print $4}'))
[ $os != "macOS" ] && accepted_ips=($(iptables-save | grep -- '--dport 443.*ACCEPT\>' | awk '{print $4}'))
# check if they are not epmty
if [[ ${#rejected_ips[@]} -gt 0 || ${#accepted_ips[@]} -gt 0 ]]; then
echo
# Find the longest value in the arrays
max_length=0
for val in "${rejected_ips[@]}" "${accepted_ips[@]}"; do
len=${#val}
if ((len > max_length)); then
max_length=$len
fi
done
# Print the top border line
printf '+%s+\n' "$(printf -- '-%.0s' $(seq 1 $((${max_length}+12))))"
# Print the header row
# printf "| %-${max_length}s | \033[1;31m%-7s\033[0m |\n" "IP RANGE" "STATUS"
printf "|\033[1m %-${max_length}s\033[0m | \033[1;37m%-7s\033[0m |\n" "IP RANGE" "STATUS"
# Print the border line below the header row
printf '+%s+\n' "$(printf -- '-%.0s' $(seq 1 $((${max_length}+12))))"
if [[ ${#rejected_ips[@]} -gt 0 ]]; then
# Print the rejected_ips in a grid
for val in "${rejected_ips[@]}"; do
printf "| %-${max_length}s | \033[1;31m%-7s\033[0m |\n" "${val}" "BLOCKED"
printf '+%s+\n' "$(printf -- '-%.0s' $(seq 1 $((${max_length}+12))))"
done
fi
if [[ ${#accepted_ips[@]} -gt 0 ]]; then
# Print the accepted_ips in a grid
for val in "${accepted_ips[@]}"; do
printf "| %-${max_length}s | \033[1;32m%-7s\033[0m |\n" "${val}" "ALLOWED"
printf '+%s+\n' "$(printf -- '-%.0s' $(seq 1 $((${max_length}+12))))"
done
fi
else
print "[bold][yellow]No rules are applied yet."
fi
}
block_all(){
for (( i=0; i<${#iranips[@]}; i++ ))
do
ip="${iranips[$i]}"
if ! iptables -C OUTPUT -d "$ip" -p tcp --dport 443 -j REJECT &> /dev/null; then
[ $os != "macOS" ] && iptables -A OUTPUT -d "$ip" -p tcp --dport 443 -j REJECT
fi
show_progress $((i + 1)) ${#iranips[@]}
done
echo
}
clear_rules(){
print "[blue]Cleaning up..."
# delete rules added to block iranian websites
for (( i=0; i<${#iranips[@]}; i++ ))
do
ip="${iranips[$i]}"
if iptables -C OUTPUT -d "$ip" -p tcp --dport 443 -j REJECT &> /dev/null; then
[ $os != "macOS" ] && iptables -D OUTPUT -d "$ip" -p tcp --dport 443 -j REJECT
fi
show_progress $((i + 1)) ${#iranips[@]}
done
echo
# also delete rules which are added for Arvancloud
for aip in "${arvancloud_ips[@]}"
do
if iptables -C OUTPUT -d "$aip" -p tcp --dport 443 -j ACCEPT &> /dev/null; then
[ $os != "macOS" ] && iptables -D OUTPUT -d "$aip" -p tcp --dport 443 -j ACCEPT
fi
done
echo
print "[bold][green]Cleaned up."
}
allow_arvancloud(){
for ip in "${arvancloud_ips[@]}"
do
if ! iptables -C OUTPUT -d "$ip" -p tcp --dport 443 -j ACCEPT &> /dev/null; then
[ $os != "macOS" ] && iptables -A OUTPUT -d "$ip" -p tcp --dport 443 -j ACCEPT
fi
done
print "[bold][green]Arvancloud is whitelisted."
}
save_rules(){
[ $os != "macOS" ] && iptables-save > /etc/iptables/rules.v4
# ip6tables-save > /etc/iptables/rules.v6
print "[bold][green]Saved."
}
#----------------------------------------------------------------------------------------------------------------------- menu core functions
clear_logs(){
lines="$1"
tput cuu $((lines)) && tput ed
}
clear_menu(){
if [ $global_menu_size -ne 0 ]; then
tput cuu $((global_menu_size+1)) && tput ed
fi
}
back_to_menu(){
# ask to hit enter to continue
if [ "$1" = "enter" ]; then
echo
print "[bold][cyan]Press Enter to continue..."
echo
read -s -p ""
fi
clear
show_headers
# selected_menu_index=0
global_menu_size=0
menu_handler "$selected_menu" 1
}
print_menu(){
clear_menu
eval "local menu_items=(\"\${$selected_menu[@]}\")"
local menu_size="${#menu_items[@]}"
global_menu_size=$menu_size
for (( i = 0; i < $menu_size; ++i ))
do
# selected
if [ "$i" = "$selected_menu_index" ]
then
icon="⦿"
if [ "${menu_items[i]}" == "Back" ]; then
icon="←"
fi
# selected
if [ "${menu_items[i]}" != "-" ]; then
printf -v item "%-$((width+2))b" " $icon ${menu_items[i]}"
echo -e "\e[48;5;27m\e[1m\e[97m${item}\e[0m"
fi
# RTL
# printf -v output "%${width}s" "* ${menu_items[i]}"
# echo -e "\e[48;5;4m\e[1m\e[97m${output}\e[0m"
# Display the fixed-width separator line
# printf -v separator "%${width}s" ""
# normal "${separator// /-}"
# not selected
iconssss="⦿○⚙←→"
else
icon="○"
if [ "${menu_items[i]}" == "Back" ]; then
icon="←"
fi
if [ "${menu_items[i]}" != "-" ]; then
echo -e "\e[1m\e[97m $icon ${menu_items[i]}\e[0m"
else
separator
fi
# separator
fi
done
separator
}
run_menu(){
selected_menu="$1"
eval "local menu_items=(\"\${$selected_menu[@]}\")"
local menu_size="${#menu_items[@]}"
local menu_limit=$((menu_size - 1))
print_menu
while read -rsn1 input
do
case "$input"
in
$'\x1B') # ESC ASCII code (https://dirask.com/posts/ASCII-Table-pJ3Y0j)
read -rsn1 -t 0.01 input
if [ "$input" = "[" ] # occurs before arrow code
then
read -rsn1 -t 0.01 input
case "$input"
in
A) # Up Arrow
if [ "$selected_menu_index" -ge 1 ]
then
tobe_selected_menu_item="${menu_items[$((selected_menu_index - 1))]}"
if [ "$tobe_selected_menu_item" != "-" ]; then
selected_menu_index=$((selected_menu_index - 1))
else
selected_menu_index=$((selected_menu_index - 2))
fi
print_menu
fi
;;
B) # Down Arrow
if [ "$selected_menu_index" -lt "$menu_limit" ]
then
tobe_selected_menu_item="${menu_items[$((selected_menu_index + 1))]}"
if [ "$tobe_selected_menu_item" != "-" ]; then
selected_menu_index=$((selected_menu_index + 1))
else
selected_menu_index=$((selected_menu_index + 2))
fi
print_menu
fi
;;
C) # Right Arrow
selected_menu_index=$((${#menu_items[@]} - 1))
print_menu
;;
D) # Left Arrow
selected_menu_index=0
print_menu
;;
esac
fi
# read -rsn5 -t 0.1 # flushing stdin
;;
"") # Enter key
return "$selected_menu_index"
;;
[qQ]) # Q key
fn_menu_4
;;
esac
done
}
menu_handler(){
if [ -z "$2" ]; then
selected_menu_index=0
# else
# selected_menu_index="$2"
fi
run_menu "$1" selected_menu_index
selected_menu_index_result="$?"
function_name="fn_$selected_menu""_$selected_menu_index_result"
if type "$function_name" >/dev/null 2>&1; then
eval "$function_name"
fi
}
#----------------------------------------------------------------------------------------------------------------------- menu
menu=(
"SSH"
"Cloudflare"
"Block Iranian Websites"
"-"
"Exit"
)
menu_ssh=(
'Back'
'Change SSH Port'
)
menu_cloudflare=(
'Back'
'Show scanned IPs'
)
menu_block_ir_websites=(
'Back'
'View applied rules'
'Block outgoing traffic from this server to Iranian websites'
'Allow Arvancloud CDN and Servers'
'Clear all rules applied by this script'
'Save settings'
)
#------------------------------------------------------------------------------------------------------- root
# ssh
fn_menu_0(){
menu_handler "menu_ssh"
}
# cloudflare
fn_menu_1(){
menu_handler "menu_cloudflare"
}
# block_ir_websites
fn_menu_2(){
menu_handler "menu_block_ir_websites"
}
# exit
fn_menu_4(){
# restore resolv.conf
cp -f /etc/resolv.conf.bak /etc/resolv.conf 2>/dev/null || :
rm -f /etc/resolv.conf.bak
echo
width=$((width-2))
exit_msg1="Appreciate your taking the time to play with my script."
exit_msg2="I hope you found it helpful."
exit_msg3="Feedback and bug reports are warmly welcomed."
exit_msg4="❤ ❤ ❤"
exit_msg5="❤ ❤"
exit_msg6="❤"
padding=$(( ($width - ${#exit_msg1}) / 2 ))
printf "\\033[1m\033[38;5;39m%*s%s%*s\033[0m\n" $padding '' "$exit_msg1" $padding ''
sleep 0.05
padding=$(( ($width - ${#exit_msg2}) / 2 ))
printf "\033[1m\033[38;5;39m%*s%s%*s\033[0m\n" $padding '' "$exit_msg2" $padding ''
sleep 0.05