/
wireguard-manager.sh
executable file
·1406 lines (1340 loc) · 55.7 KB
/
wireguard-manager.sh
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#!/usr/bin/env bash
# https://github.com/complexorganizations/wireguard-manager
# Require script to be run as root
function super-user-check() {
if [ "${EUID}" -ne 0 ]; then
echo "Error: You need to run this script as administrator."
exit
fi
}
# Check for root
super-user-check
# Check for docker installation
function docker-check() {
if [ -f "/.dockerenv" ]; then
echo "Error: The shell script is executing within the docker container."
exit
fi
}
# Check for docker installation
docker-check
# Get the current system information
function system-information() {
if [ -f /etc/os-release ]; then
# shellcheck disable=SC1091
source /etc/os-release
CURRENT_DISTRO=${ID}
CURRENT_DISTRO_VERSION=${VERSION_ID}
CURRENT_KERNEL_VERSION=$(uname -r | cut -d'.' -f1-2)
fi
}
# Get the current system information
system-information
# Pre-Checks system requirements
function installing-system-requirements() {
if { [ "${CURRENT_DISTRO}" == "ubuntu" ] || [ "${CURRENT_DISTRO}" == "debian" ] || [ "${CURRENT_DISTRO}" == "raspbian" ] || [ "${CURRENT_DISTRO}" == "pop" ] || [ "${CURRENT_DISTRO}" == "kali" ] || [ "${CURRENT_DISTRO}" == "linuxmint" ] || [ "${CURRENT_DISTRO}" == "neon" ] || [ "${CURRENT_DISTRO}" == "fedora" ] || [ "${CURRENT_DISTRO}" == "centos" ] || [ "${CURRENT_DISTRO}" == "rhel" ] || [ "${CURRENT_DISTRO}" == "almalinux" ] || [ "${CURRENT_DISTRO}" == "rocky" ] || [ "${CURRENT_DISTRO}" == "arch" ] || [ "${CURRENT_DISTRO}" == "archarm" ] || [ "${CURRENT_DISTRO}" == "manjaro" ] || [ "${CURRENT_DISTRO}" == "alpine" ] || [ "${CURRENT_DISTRO}" == "freebsd" ]; }; then
if { [ ! -x "$(command -v curl)" ] || [ ! -x "$(command -v cut)" ] || [ ! -x "$(command -v jq)" ] || [ ! -x "$(command -v ip)" ] || [ ! -x "$(command -v lsof)" ] || [ ! -x "$(command -v cron)" ] || [ ! -x "$(command -v awk)" ] || [ ! -x "$(command -v pgrep)" ] || [ ! -x "$(command -v grep)" ] || [ ! -x "$(command -v qrencode)" ] || [ ! -x "$(command -v sed)" ] || [ ! -x "$(command -v zip)" ] || [ ! -x "$(command -v unzip)" ] || [ ! -x "$(command -v openssl)" ] || [ ! -x "$(command -v iptables)" ] || [ ! -x "$(command -v bc)" ] || [ ! -x "$(command -v ifup)" ]; }; then
if { [ "${CURRENT_DISTRO}" == "ubuntu" ] || [ "${CURRENT_DISTRO}" == "debian" ] || [ "${CURRENT_DISTRO}" == "raspbian" ] || [ "${CURRENT_DISTRO}" == "pop" ] || [ "${CURRENT_DISTRO}" == "kali" ] || [ "${CURRENT_DISTRO}" == "linuxmint" ] || [ "${CURRENT_DISTRO}" == "neon" ]; }; then
apt-get update
apt-get install curl coreutils jq iproute2 lsof cron gawk procps grep qrencode sed zip unzip openssl iptables bc ifupdown -y
elif { [ "${CURRENT_DISTRO}" == "fedora" ] || [ "${CURRENT_DISTRO}" == "centos" ] || [ "${CURRENT_DISTRO}" == "rhel" ] || [ "${CURRENT_DISTRO}" == "almalinux" ] || [ "${CURRENT_DISTRO}" == "rocky" ]; }; then
yum update
yum install curl coreutils jq iproute2 lsof cronie gawk procps-ng grep qrencode sed zip unzip openssl iptables bc ifupdown -y
elif { [ "${CURRENT_DISTRO}" == "arch" ] || [ "${CURRENT_DISTRO}" == "archarm" ] || [ "${CURRENT_DISTRO}" == "manjaro" ]; }; then
pacman -Syu --noconfirm --needed curl coreutils jq iproute2 lsof cronie gawk procps-ng grep qrencode sed zip unzip openssl iptables bc ifupdown
elif [ "${CURRENT_DISTRO}" == "alpine" ]; then
apk update
apk add curl coreutils jq iproute2 lsof cronie gawk procps grep qrencode sed zip unzip openssl iptables bc ifupdown
elif [ "${CURRENT_DISTRO}" == "freebsd" ]; then
pkg update
pkg install curl coreutils jq iproute2 lsof cronie gawk procps grep qrencode sed zip unzip openssl iptables bc ifupdown
fi
fi
else
echo "Error: ${CURRENT_DISTRO} ${CURRENT_DISTRO_VERSION} is not supported."
exit
fi
}
# Run the function and check for requirements
installing-system-requirements
# Checking For Virtualization
function virt-check() {
# Deny OpenVZ Virtualization
if [ "$(systemd-detect-virt)" == "openvz" ]; then
echo "OpenVZ virtualization is not supported (yet)."
exit
# Deny LXC Virtualization
elif [ "$(systemd-detect-virt)" == "lxc" ]; then
echo "LXC virtualization is not supported (yet)."
exit
fi
}
# Virtualization Check
virt-check
# Lets check the kernel version
function kernel-check() {
ALLOWED_KERNEL_VERSION="3.1"
if (($(echo "${CURRENT_KERNEL_VERSION} <= ${ALLOWED_KERNEL_VERSION}" | bc -l))); then
echo "Error: Kernel ${CURRENT_KERNEL_VERSION} not supported, please update to ${ALLOWED_KERNEL_VERSION}."
exit
fi
}
# Global variables
WIREGUARD_WEBSITE_URL="https://www.wireguard.com"
WIREGUARD_PATH="/etc/wireguard"
WIREGUARD_CLIENT_PATH="${WIREGUARD_PATH}/clients"
WIREGUARD_PUB_NIC="wg0"
WIREGUARD_CONFIG="${WIREGUARD_PATH}/${WIREGUARD_PUB_NIC}.conf"
WIREGUARD_ADD_PEER_CONFIG="${WIREGUARD_PATH}/${WIREGUARD_PUB_NIC}-add-peer.conf"
WIREGUARD_MANAGER_UPDATE="https://raw.githubusercontent.com/complexorganizations/wireguard-manager/main/wireguard-manager.sh"
SYSTEM_BACKUP_PATH="/var/backups"
CURRENT_KERNEL_VERSION=$(uname -r | cut -d'.' -f1-2)
WIREGUARD_CONFIG_BACKUP="${SYSTEM_BACKUP_PATH}/wireguard-manager.zip"
WIREGUARD_BACKUP_PASSWORD_PATH="${HOME}/.wireguard-manager"
WIREGUARD_IP_FORWARDING_CONFIG="/etc/sysctl.d/wireguard.conf"
RESOLV_CONFIG="/etc/resolv.conf"
RESOLV_CONFIG_OLD="${RESOLV_CONFIG}.old"
UNBOUND_ROOT="/etc/unbound"
UNBOUND_MANAGER="${UNBOUND_ROOT}/wireguard-manager"
UNBOUND_CONFIG="${UNBOUND_ROOT}/unbound.conf"
UNBOUND_ROOT_HINTS="${UNBOUND_ROOT}/root.hints"
UNBOUND_ANCHOR="/var/lib/unbound/root.key"
UNBOUND_ROOT_SERVER_CONFIG_URL="https://www.internic.net/domain/named.cache"
UNBOUND_CONFIG_HOST_URL="https://raw.githubusercontent.com/complexorganizations/content-blocker/main/assets/hosts"
UNBOUND_CONFIG_HOST="${UNBOUND_ROOT}/unbound.conf.d/hosts.conf"
UNBOUND_CONFIG_HOST_TMP="/tmp/hosts"
# Usage Guide
function usage-guide() {
echo "usage: ./$(basename "$0") <command>"
echo " --install Install WireGuard"
echo " --start Start WireGuard"
echo " --stop Stop WireGuard"
echo " --restart Restart WireGuard"
echo " --list Show WireGuard"
echo " --add Add WireGuard Peer"
echo " --remove Remove WireGuard Peer"
echo " --reinstall Reinstall WireGuard"
echo " --uninstall Uninstall WireGuard"
echo " --update Update WireGuard Manager"
echo " --ddns Update WireGuard IP Address"
echo " --backup Backup WireGuard"
echo " --restore Restore WireGuard"
echo " --purge Purge WireGuard Peer(s)"
echo " --help Show Usage Guide"
}
# The usage of the script
function usage() {
while [ $# -ne 0 ]; do
case ${1} in
--install)
shift
HEADLESS_INSTALL=${HEADLESS_INSTALL:-y}
;;
--start)
shift
WIREGUARD_OPTIONS=${WIREGUARD_OPTIONS:-2}
;;
--stop)
shift
WIREGUARD_OPTIONS=${WIREGUARD_OPTIONS:-3}
;;
--restart)
shift
WIREGUARD_OPTIONS=${WIREGUARD_OPTIONS:-4}
;;
--list)
shift
WIREGUARD_OPTIONS=${WIREGUARD_OPTIONS:-1}
;;
--add)
shift
WIREGUARD_OPTIONS=${WIREGUARD_OPTIONS:-5}
;;
--remove)
shift
WIREGUARD_OPTIONS=${WIREGUARD_OPTIONS:-6}
;;
--reinstall)
shift
WIREGUARD_OPTIONS=${WIREGUARD_OPTIONS:-7}
;;
--uninstall)
shift
WIREGUARD_OPTIONS=${WIREGUARD_OPTIONS:-8}
;;
--update)
shift
WIREGUARD_OPTIONS=${WIREGUARD_OPTIONS:-9}
;;
--backup)
shift
WIREGUARD_OPTIONS=${WIREGUARD_OPTIONS:-10}
;;
--restore)
shift
WIREGUARD_OPTIONS=${WIREGUARD_OPTIONS:-11}
;;
--ddns)
shift
WIREGUARD_OPTIONS=${WIREGUARD_OPTIONS:-12}
;;
--purge)
shift
WIREGUARD_OPTIONS=${WIREGUARD_OPTIONS:-14}
;;
--help)
shift
usage-guide
;;
*)
echo "Invalid argument: ${1}"
usage-guide
exit
;;
esac
done
}
usage "$@"
# All questions are skipped, and wireguard is installed and a configuration is generated.
function headless-install() {
if [[ ${HEADLESS_INSTALL} =~ ^[Yy]$ ]]; then
INTERFACE_OR_PEER=${INTERFACE_OR_PEER:-1}
IPV4_SUBNET_SETTINGS=${IPV4_SUBNET_SETTINGS:-1}
IPV6_SUBNET_SETTINGS=${IPV6_SUBNET_SETTINGS:-1}
SERVER_HOST_V4_SETTINGS=${SERVER_HOST_V4_SETTINGS:-1}
SERVER_HOST_V6_SETTINGS=${SERVER_HOST_V6_SETTINGS:-1}
SERVER_PUB_NIC_SETTINGS=${SERVER_PUB_NIC_SETTINGS:-1}
SERVER_PORT_SETTINGS=${SERVER_PORT_SETTINGS:-1}
NAT_CHOICE_SETTINGS=${NAT_CHOICE_SETTINGS:-1}
MTU_CHOICE_SETTINGS=${MTU_CHOICE_SETTINGS:-1}
SERVER_HOST_SETTINGS=${SERVER_HOST_SETTINGS:-1}
DISABLE_HOST_SETTINGS=${DISABLE_HOST_SETTINGS:-1}
CLIENT_ALLOWED_IP_SETTINGS=${CLIENT_ALLOWED_IP_SETTINGS:-1}
AUTOMATIC_UPDATES_SETTINGS=${AUTOMATIC_UPDATES_SETTINGS:-1}
AUTOMATIC_BACKUP_SETTINGS=${AUTOMATIC_BACKUP_SETTINGS:-1}
DNS_PROVIDER_SETTINGS=${DNS_PROVIDER_SETTINGS:-1}
CONTENT_BLOCKER_SETTINGS=${CONTENT_BLOCKER_SETTINGS:-1}
CLIENT_NAME=${CLIENT_NAME:-$(openssl rand -hex 50)}
AUTOMATIC_CONFIG_REMOVER=${AUTOMATIC_CONFIG_REMOVER:-1}
fi
}
# No GUI
headless-install
# Set up the wireguard, if config it isn't already there.
if [ ! -f "${WIREGUARD_CONFIG}" ]; then
# Custom IPv4 subnet
function set-ipv4-subnet() {
echo "What IPv4 subnet do you want to use?"
echo " 1) 10.0.0.0/8 (Recommended)"
echo " 2) Custom (Advanced)"
until [[ "${IPV4_SUBNET_SETTINGS}" =~ ^[1-2]$ ]]; do
read -rp "Subnet Choice [1-2]:" -e -i 1 IPV4_SUBNET_SETTINGS
done
case ${IPV4_SUBNET_SETTINGS} in
1)
IPV4_SUBNET="10.0.0.0/8"
;;
2)
read -rp "Custom IPv4 Subnet:" IPV4_SUBNET
if [ -z "${IPV4_SUBNET}" ]; then
IPV4_SUBNET="10.0.0.0/8"
fi
;;
esac
}
# Custom IPv4 Subnet
set-ipv4-subnet
# Custom IPv6 subnet
function set-ipv6-subnet() {
echo "What IPv6 subnet do you want to use?"
echo " 1) fd00:00:00::0/8 (Recommended)"
echo " 2) Custom (Advanced)"
until [[ "${IPV6_SUBNET_SETTINGS}" =~ ^[1-2]$ ]]; do
read -rp "Subnet Choice [1-2]:" -e -i 1 IPV6_SUBNET_SETTINGS
done
case ${IPV6_SUBNET_SETTINGS} in
1)
IPV6_SUBNET="fd00:00:00::0/8"
;;
2)
read -rp "Custom IPv6 Subnet:" IPV6_SUBNET
if [ -z "${IPV6_SUBNET}" ]; then
IPV6_SUBNET="fd00:00:00::0/8"
fi
;;
esac
}
# Custom IPv6 Subnet
set-ipv6-subnet
# Private Subnet Ipv4
PRIVATE_SUBNET_V4=${PRIVATE_SUBNET_V4:-"${IPV4_SUBNET}"}
# Private Subnet Mask IPv4
PRIVATE_SUBNET_MASK_V4=$(echo "${PRIVATE_SUBNET_V4}" | cut -d "/" -f 2)
# IPv4 Getaway
GATEWAY_ADDRESS_V4="${PRIVATE_SUBNET_V4::-3}1"
# Private Subnet Ipv6
PRIVATE_SUBNET_V6=${PRIVATE_SUBNET_V6:-"${IPV6_SUBNET}"}
# Private Subnet Mask IPv6
PRIVATE_SUBNET_MASK_V6=$(echo "${PRIVATE_SUBNET_V6}" | cut -d "/" -f 2)
# IPv6 Getaway
GATEWAY_ADDRESS_V6="${PRIVATE_SUBNET_V6::-3}1"
# Get the IPv4
function test-connectivity-v4() {
echo "How would you like to detect IPv4?"
echo " 1) Curl (Recommended)"
echo " 2) Custom (Advanced)"
until [[ "${SERVER_HOST_V4_SETTINGS}" =~ ^[1-2]$ ]]; do
read -rp "IPv4 Choice [1-2]:" -e -i 1 SERVER_HOST_V4_SETTINGS
done
case ${SERVER_HOST_V4_SETTINGS} in
1)
SERVER_HOST_V4="$(curl -4 -s 'https://api.ipengine.dev' | jq -r '.network.ip')"
if [ -z "${SERVER_HOST_V4}" ]; then
SERVER_HOST_V4="$(curl -4 -s 'https://checkip.amazonaws.com')"
fi
;;
2)
read -rp "Custom IPv4:" SERVER_HOST_V4
if [ -z "${SERVER_HOST_V4}" ]; then
SERVER_HOST_V4="$(curl -4 -s 'https://api.ipengine.dev' | jq -r '.network.ip')"
fi
if [ -z "${SERVER_HOST_V4}" ]; then
SERVER_HOST_V4="$(curl -4 -s 'https://checkip.amazonaws.com')"
fi
;;
esac
}
# Get the IPv4
test-connectivity-v4
# Determine IPv6
function test-connectivity-v6() {
echo "How would you like to detect IPv6?"
echo " 1) Curl (Recommended)"
echo " 2) Custom (Advanced)"
until [[ "${SERVER_HOST_V6_SETTINGS}" =~ ^[1-2]$ ]]; do
read -rp "IPv6 Choice [1-2]:" -e -i 1 SERVER_HOST_V6_SETTINGS
done
case ${SERVER_HOST_V6_SETTINGS} in
1)
SERVER_HOST_V6="$(curl -6 -s 'https://api.ipengine.dev' | jq -r '.network.ip')"
if [ -z "${SERVER_HOST_V6}" ]; then
SERVER_HOST_V6="$(curl -6 -s 'https://checkip.amazonaws.com')"
fi
;;
2)
read -rp "Custom IPv6:" SERVER_HOST_V6
if [ -z "${SERVER_HOST_V6}" ]; then
SERVER_HOST_V6="$(curl -6 -s 'https://api.ipengine.dev' | jq -r '.network.ip')"
fi
if [ -z "${SERVER_HOST_V6}" ]; then
SERVER_HOST_V6="$(curl -6 -s 'https://checkip.amazonaws.com')"
fi
;;
esac
}
# Get the IPv6
test-connectivity-v6
# Determine public NIC
function server-pub-nic() {
echo "How would you like to detect NIC?"
echo " 1) IP (Recommended)"
echo " 2) Custom (Advanced)"
until [[ "${SERVER_PUB_NIC_SETTINGS}" =~ ^[1-2]$ ]]; do
read -rp "Nic Choice [1-2]:" -e -i 1 SERVER_PUB_NIC_SETTINGS
done
case ${SERVER_PUB_NIC_SETTINGS} in
1)
SERVER_PUB_NIC="$(ip -4 route ls | grep default | grep -Po '(?<=dev )(\S+)' | head -1)"
if [ -z "${SERVER_PUB_NIC}" ]; then
echo "Error: Your server's public network interface could not be found."
fi
;;
2)
read -rp "Custom NAT:" SERVER_PUB_NIC
if [ -z "${SERVER_PUB_NIC}" ]; then
SERVER_PUB_NIC="$(ip -4 route ls | grep default | grep -Po '(?<=dev )(\S+)' | head -1)"
fi
;;
esac
}
# Determine public NIC
server-pub-nic
# Determine host port
function set-port() {
echo "What port do you want WireGuard server to listen to?"
echo " 1) 51820 (Recommended)"
echo " 2) Custom (Advanced)"
until [[ "${SERVER_PORT_SETTINGS}" =~ ^[1-2]$ ]]; do
read -rp "Port Choice [1-2]:" -e -i 1 SERVER_PORT_SETTINGS
done
case ${SERVER_PORT_SETTINGS} in
1)
SERVER_PORT="51820"
if [ "$(lsof -i UDP:"${SERVER_PORT}")" ]; then
echo "Error: Please use a different port because ${SERVER_PORT} is already in use."
fi
;;
2)
until [[ "${SERVER_PORT}" =~ ^[0-9]+$ ]] && [ "${SERVER_PORT}" -ge 1 ] && [ "${SERVER_PORT}" -le 65535 ]; do
read -rp "Custom port [1-65535]:" SERVER_PORT
done
if [ "$(lsof -i UDP:"${SERVER_PORT}")" ]; then
echo "Error: The port ${SERVER_PORT} is already used by a different application, please use a different port."
fi
;;
esac
}
# Set port
set-port
# Determine Keepalive interval.
function nat-keepalive() {
echo "What do you want your keepalive interval to be?"
echo " 1) 25 (Default)"
echo " 2) Custom (Advanced)"
until [[ "${NAT_CHOICE_SETTINGS}" =~ ^[1-2]$ ]]; do
read -rp "Nat Choice [1-2]:" -e -i 1 NAT_CHOICE_SETTINGS
done
case ${NAT_CHOICE_SETTINGS} in
1)
NAT_CHOICE="25"
;;
2)
until [[ "${NAT_CHOICE}" =~ ^[0-9]+$ ]] && [ "${NAT_CHOICE}" -ge 1 ] && [ "${NAT_CHOICE}" -le 65535 ]; do
read -rp "Custom NAT [1-65535]:" NAT_CHOICE
done
;;
esac
}
# Keepalive
nat-keepalive
# Custom MTU or default settings
function mtu-set() {
echo "What MTU do you want to use?"
echo " 1) 1280 (Recommended)"
echo " 2) Custom (Advanced)"
until [[ "${MTU_CHOICE_SETTINGS}" =~ ^[1-2]$ ]]; do
read -rp "MTU Choice [1-2]:" -e -i 1 MTU_CHOICE_SETTINGS
done
case ${MTU_CHOICE_SETTINGS} in
1)
MTU_CHOICE="1280"
;;
2)
until [[ "${MTU_CHOICE}" =~ ^[0-9]+$ ]] && [ "${MTU_CHOICE}" -ge 1 ] && [ "${MTU_CHOICE}" -le 65535 ]; do
read -rp "Custom MTU [1-65535]:" MTU_CHOICE
done
;;
esac
}
# Set MTU
mtu-set
# What IP version would you like to be available on this WireGuard server?
function ipvx-select() {
echo "What IPv do you want to use to connect to the WireGuard server?"
echo " 1) IPv4 (Recommended)"
echo " 2) IPv6"
until [[ "${SERVER_HOST_SETTINGS}" =~ ^[1-2]$ ]]; do
read -rp "IP Choice [1-2]:" -e -i 1 SERVER_HOST_SETTINGS
done
case ${SERVER_HOST_SETTINGS} in
1)
if [ -n "${SERVER_HOST_V4}" ]; then
SERVER_HOST="${SERVER_HOST_V4}"
else
SERVER_HOST="[${SERVER_HOST_V6}]"
fi
;;
2)
if [ -n "${SERVER_HOST_V6}" ]; then
SERVER_HOST="[${SERVER_HOST_V6}]"
else
SERVER_HOST="${SERVER_HOST_V4}"
fi
;;
esac
}
# IPv4 or IPv6 Selector
ipvx-select
# Do you want to disable IPv4 or IPv6 or leave them both enabled?
function disable-ipvx() {
echo "Do you want to disable IPv4 or IPv6 on the server?"
echo " 1) No (Recommended)"
echo " 2) Disable IPv4"
echo " 3) Disable IPv6"
until [[ "${DISABLE_HOST_SETTINGS}" =~ ^[1-3]$ ]]; do
read -rp "Disable Host Choice [1-3]:" -e -i 1 DISABLE_HOST_SETTINGS
done
case ${DISABLE_HOST_SETTINGS} in
1)
if [ ! -f "${WIREGUARD_IP_FORWARDING_CONFIG}" ]; then
echo "net.ipv4.ip_forward=1" >>${WIREGUARD_IP_FORWARDING_CONFIG}
echo "net.ipv6.conf.all.forwarding=1" >>${WIREGUARD_IP_FORWARDING_CONFIG}
sysctl -p ${WIREGUARD_IP_FORWARDING_CONFIG}
fi
;;
2)
if [ ! -f "${WIREGUARD_IP_FORWARDING_CONFIG}" ]; then
echo "net.ipv6.conf.all.forwarding=1" >>${WIREGUARD_IP_FORWARDING_CONFIG}
sysctl -p ${WIREGUARD_IP_FORWARDING_CONFIG}
fi
;;
3)
if [ ! -f "${WIREGUARD_IP_FORWARDING_CONFIG}" ]; then
echo "net.ipv4.ip_forward=1" >>${WIREGUARD_IP_FORWARDING_CONFIG}
sysctl -p ${WIREGUARD_IP_FORWARDING_CONFIG}
fi
;;
esac
}
# Disable IPv4 or IPv6
disable-ipvx
# Would you like to allow connections to your LAN neighbors?
function client-allowed-ip() {
echo "What traffic do you want the client to forward through WireGuard?"
echo " 1) Everything (Recommended)"
echo " 2) Custom (Advanced)"
until [[ "${CLIENT_ALLOWED_IP_SETTINGS}" =~ ^[1-2]$ ]]; do
read -rp "Client Allowed IP Choice [1-2]:" -e -i 1 CLIENT_ALLOWED_IP_SETTINGS
done
case ${CLIENT_ALLOWED_IP_SETTINGS} in
1)
CLIENT_ALLOWED_IP="0.0.0.0/0,::/0"
;;
2)
read -rp "Custom IPs:" CLIENT_ALLOWED_IP
if [ -z "${CLIENT_ALLOWED_IP}" ]; then
CLIENT_ALLOWED_IP="0.0.0.0/0,::/0"
fi
;;
esac
}
# Traffic Forwarding
client-allowed-ip
# real-time updates
function enable-automatic-updates() {
echo "Would you like to setup real-time updates?"
echo " 1) Yes (Recommended)"
echo " 2) No (Advanced)"
until [[ "${AUTOMATIC_UPDATES_SETTINGS}" =~ ^[1-2]$ ]]; do
read -rp "Automatic Updates [1-2]:" -e -i 1 AUTOMATIC_UPDATES_SETTINGS
done
case ${AUTOMATIC_UPDATES_SETTINGS} in
1)
crontab -l | {
cat
echo "0 0 * * * $(realpath "$0") --update"
} | crontab -
if pgrep systemd-journal; then
systemctl enable cron
systemctl start cron
else
service cron enable
service cron start
fi
;;
2)
echo "Real-time Updates Disabled"
;;
esac
}
# real-time updates
enable-automatic-updates
# real-time backup
function enable-automatic-backup() {
echo "Would you like to setup real-time backup?"
echo " 1) Yes (Recommended)"
echo " 2) No (Advanced)"
until [[ "${AUTOMATIC_BACKUP_SETTINGS}" =~ ^[1-2]$ ]]; do
read -rp "Automatic Backup [1-2]:" -e -i 1 AUTOMATIC_BACKUP_SETTINGS
done
case ${AUTOMATIC_BACKUP_SETTINGS} in
1)
crontab -l | {
cat
echo "0 0 * * * $(realpath "$0") --backup"
} | crontab -
if pgrep systemd-journal; then
systemctl enable cron
systemctl start cron
else
service cron enable
service cron start
fi
;;
2)
echo "Real-time Backup Disabled"
;;
esac
}
# real-time backup
enable-automatic-backup
# Would you like to install unbound.
function ask-install-dns() {
echo "Which DNS provider would you like to use?"
echo " 1) Unbound (Recommended)"
echo " 2) Custom (Advanced)"
until [[ "${DNS_PROVIDER_SETTINGS}" =~ ^[1-2]$ ]]; do
read -rp "DNS provider [1-2]:" -e -i 1 DNS_PROVIDER_SETTINGS
done
case ${DNS_PROVIDER_SETTINGS} in
1)
INSTALL_UNBOUND="y"
echo "Do you want to prevent advertisements, tracking, malware, and phishing using the content-blocker?"
echo " 1) Yes (Recommended)"
echo " 2) No"
until [[ "${CONTENT_BLOCKER_SETTINGS}" =~ ^[1-2]$ ]]; do
read -rp "Content Blocker Choice [1-2]:" -e -i 1 CONTENT_BLOCKER_SETTINGS
done
case ${CONTENT_BLOCKER_SETTINGS} in
1)
INSTALL_BLOCK_LIST="y"
;;
2)
INSTALL_BLOCK_LIST="n"
;;
esac
;;
2)
CUSTOM_DNS="y"
;;
esac
}
# Ask To Install DNS
ask-install-dns
# Use custom dns
function custom-dns() {
if [[ ${CUSTOM_DNS} =~ ^[Yy]$ ]]; then
echo "Which DNS do you want to use with the WireGuard connection?"
echo " 1) Google (Recommended)"
echo " 2) AdGuard"
echo " 3) NextDNS"
echo " 4) OpenDNS"
echo " 5) Cloudflare"
echo " 6) Verisign"
echo " 7) Quad9"
echo " 8) FDN"
echo " 9) Custom (Advanced)"
until [[ "${CLIENT_DNS_SETTINGS}" =~ ^[0-9]+$ ]] && [ "${CLIENT_DNS_SETTINGS}" -ge 1 ] && [ "${CLIENT_DNS_SETTINGS}" -le 9 ]; do
read -rp "DNS [1-9]:" -e -i 1 CLIENT_DNS_SETTINGS
done
case ${CLIENT_DNS_SETTINGS} in
1)
CLIENT_DNS="8.8.8.8,8.8.4.4,2001:4860:4860::8888,2001:4860:4860::8844"
;;
2)
CLIENT_DNS="94.140.14.14,94.140.15.15,2a10:50c0::ad1:ff,2a10:50c0::ad2:ff"
;;
3)
CLIENT_DNS="45.90.28.167,45.90.30.167,2a07:a8c0::12:cf53,2a07:a8c1::12:cf53"
;;
4)
CLIENT_DNS="208.67.222.222,208.67.220.220,2620:119:35::35,2620:119:53::53"
;;
5)
CLIENT_DNS="1.1.1.1,1.0.0.1,2606:4700:4700::1111,2606:4700:4700::1001"
;;
6)
CLIENT_DNS="64.6.64.6,64.6.65.6,2620:74:1b::1:1,2620:74:1c::2:2"
;;
7)
CLIENT_DNS="9.9.9.9,149.112.112.112,2620:fe::fe,2620:fe::9"
;;
8)
CLIENT_DNS="80.67.169.40,80.67.169.12,2001:910:800::40,2001:910:800::12"
;;
9)
read -rp "Custom DNS:" CLIENT_DNS
if [ -z "${CLIENT_DNS}" ]; then
CLIENT_DNS="8.8.8.8,8.8.4.4,2001:4860:4860::8888,2001:4860:4860::8844"
fi
;;
esac
fi
}
# use custom dns
custom-dns
# What would you like to name your first WireGuard peer?
function client-name() {
if [ -z "${CLIENT_NAME}" ]; then
echo "Let's name the WireGuard Peer. Use one word only, no special characters, no spaces."
read -rp "Client name:" -e -i "$(openssl rand -hex 25)" CLIENT_NAME
fi
if [ -z "${CLIENT_NAME}" ]; then
CLIENT_NAME="$(openssl rand -hex 50)"
fi
}
# Client Name
client-name
# Automatically remove wireguard peers after a period of time.
function auto-remove-confg() {
echo "Would you like to expire the peer after a certain period of time?"
echo " 1) Every Year (Recommended)"
echo " 2) No"
until [[ "${AUTOMATIC_CONFIG_REMOVER}" =~ ^[1-2]$ ]]; do
read -rp "Automatic config expire [1-2]:" -e -i 1 AUTOMATIC_CONFIG_REMOVER
done
case ${AUTOMATIC_CONFIG_REMOVER} in
1)
crontab -l | {
cat
echo "0 0 1 1 * $(realpath "$0") --purge"
} | crontab -
if pgrep systemd-journal; then
systemctl enable cron
systemctl start cron
else
service cron enable
service cron start
fi
;;
2)
echo "The auto-config expiration feature has been deactivated."
;;
esac
}
# Automatic Remove Config
auto-remove-confg
# Lets check the kernel version and check if headers are required
function install-kernel-headers() {
ALLOWED_KERNEL_VERSION="5.6"
if (($(echo "${CURRENT_KERNEL_VERSION} <= ${ALLOWED_KERNEL_VERSION}" | bc -l))); then
if { [ "${CURRENT_DISTRO}" == "ubuntu" ] || [ "${CURRENT_DISTRO}" == "debian" ] || [ "${CURRENT_DISTRO}" == "pop" ] || [ "${CURRENT_DISTRO}" == "kali" ] || [ "${CURRENT_DISTRO}" == "linuxmint" ] || [ "${CURRENT_DISTRO}" == "neon" ]; }; then
apt-get update
apt-get install linux-headers-"$(uname -r)" -y
elif [ "${CURRENT_DISTRO}" == "raspbian" ]; then
apt-get update
apt-get install raspberrypi-kernel-headers -y
elif { [ "${CURRENT_DISTRO}" == "arch" ] || [ "${CURRENT_DISTRO}" == "archarm" ] || [ "${CURRENT_DISTRO}" == "manjaro" ]; }; then
pacman -Syu --noconfirm --needed linux-headers
elif [ "${CURRENT_DISTRO}" == "fedora" ]; then
dnf update -y
dnf install kernel-headers-"$(uname -r)" kernel-devel-"$(uname -r)" -y
elif { [ "${CURRENT_DISTRO}" == "centos" ] || [ "${CURRENT_DISTRO}" == "rhel" ] || [ "${CURRENT_DISTRO}" == "almalinux" ] || [ "${CURRENT_DISTRO}" == "rocky" ]; }; then
yum update -y
yum install kernel-headers-"$(uname -r)" kernel-devel-"$(uname -r)" -y
fi
else
echo "Correct: You do not need kernel headers." >>/dev/null
fi
}
# Kernel Version
install-kernel-headers
# Install WireGuard Server
function install-wireguard-server() {
if [ ! -x "$(command -v wg)" ]; then
if [ "${CURRENT_DISTRO}" == "ubuntu" ] && [ "${CURRENT_DISTRO_VERSION%.*}" -ge 21 ]; then
apt-get update
apt-get install wireguard -y
elif [ "${CURRENT_DISTRO}" == "ubuntu" ] && [ "${CURRENT_DISTRO_VERSION%.*}" -le 20 ]; then
apt-get update
apt-get install software-properties-common -y
add-apt-repository ppa:wireguard/wireguard -y
apt-get update
apt-get install wireguard -y
elif { [ "${CURRENT_DISTRO}" == "pop" ] || [ "${CURRENT_DISTRO}" == "linuxmint" ] || [ "${CURRENT_DISTRO}" == "neon" ]; }; then
apt-get update
apt-get install wireguard -y
elif { [ "${CURRENT_DISTRO}" == "debian" ] || [ "${CURRENT_DISTRO}" == "kali" ]; }; then
apt-get update
if { [ "${CURRENT_DISTRO}" == "debian" ] && [ "${CURRENT_DISTRO_VERSION%.*}" -le 11 ]; }; then
if [ ! -f "/etc/apt/sources.list.d/backports.list" ]; then
echo "deb http://deb.debian.org/debian buster-backports main" >>/etc/apt/sources.list.d/backports.list
apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 648ACFD622F3D138
apt-get update
fi
fi
apt-get install wireguard -y
elif [ "${CURRENT_DISTRO}" == "raspbian" ]; then
apt-get update
apt-get install dirmngr -y
if [ ! -f "/etc/apt/sources.list.d/backports.list" ]; then
echo "deb http://deb.debian.org/debian buster-backports main" >>/etc/apt/sources.list.d/backports.list
apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 648ACFD622F3D138
apt-get update
fi
apt-get install wireguard -y
elif { [ "${CURRENT_DISTRO}" == "arch" ] || [ "${CURRENT_DISTRO}" == "archarm" ] || [ "${CURRENT_DISTRO}" == "manjaro" ]; }; then
pacman -Syu --noconfirm --needed wireguard-tools
elif [ "${CURRENT_DISTRO}" = "fedora" ] && [ "${CURRENT_DISTRO_VERSION%.*}" -ge 32 ]; then
dnf update -y
dnf install wireguard-tools -y
elif [ "${CURRENT_DISTRO}" = "fedora" ] && [ "${CURRENT_DISTRO_VERSION%.*}" -le 31 ]; then
dnf update -y
dnf copr enable jdoss/wireguard -y
dnf install wireguard-dkms wireguard-tools -y
elif [ "${CURRENT_DISTRO}" == "centos" ] && [ "${CURRENT_DISTRO_VERSION%.*}" -ge 8 ]; then
yum update -y
yum install elrepo-release epel-release -y
yum install kmod-wireguard wireguard-tools -y
elif [ "${CURRENT_DISTRO}" == "centos" ] && [ "${CURRENT_DISTRO_VERSION%.*}" -le 7 ]; then
yum update -y
if [ ! -f "/etc/yum.repos.d/wireguard.repo" ]; then
curl https://copr.fedorainfracloud.org/coprs/jdoss/wireguard/repo/epel-7/jdoss-wireguard-epel-7.repo --create-dirs -o /etc/yum.repos.d/wireguard.repo
yum update -y
fi
yum install wireguard-dkms wireguard-tools -y
elif [ "${CURRENT_DISTRO}" == "rhel" ] && [ "${CURRENT_DISTRO_VERSION%.*}" == 8 ]; then
yum update -y
yum install https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm
yum update -y
subscription-manager repos --enable codeready-builder-for-rhel-8-"$(arch)"-rpms
yum copr enable jdoss/wireguard
yum install epel-release -y
yum install wireguard-dkms wireguard-tools -y
elif [ "${CURRENT_DISTRO}" == "rhel" ] && [ "${CURRENT_DISTRO_VERSION%.*}" == 7 ]; then
yum update -y
if [ ! -f "/etc/yum.repos.d/wireguard.repo" ]; then
curl https://copr.fedorainfracloud.org/coprs/jdoss/wireguard/repo/epel-7/jdoss-wireguard-epel-7.repo --create-dirs -o /etc/yum.repos.d/wireguard.repo
yum update -y
fi
yum install epel-release -y
yum install wireguard-dkms wireguard-tools -y
elif [ "${CURRENT_DISTRO}" == "alpine" ]; then
apk update
apk add wireguard-tools
elif [ "${CURRENT_DISTRO}" == "freebsd" ]; then
pkg update
pkg install wireguard
elif { [ "${CURRENT_DISTRO}" == "almalinux" ] || [ "${CURRENT_DISTRO}" == "rocky" ]; }; then
yum update -y
yum install elrepo-release epel-release -y
yum install kmod-wireguard wireguard-tools -y
fi
fi
}
# Install WireGuard Server
install-wireguard-server
# Function to install Unbound
function install-unbound() {
if [[ ${INSTALL_UNBOUND} =~ ^[Yy]$ ]]; then
if [ ! -x "$(command -v unbound)" ]; then
if { [ "${CURRENT_DISTRO}" == "debian" ] || [ "${CURRENT_DISTRO}" == "ubuntu" ] || [ "${CURRENT_DISTRO}" == "raspbian" ] || [ "${CURRENT_DISTRO}" == "pop" ] || [ "${CURRENT_DISTRO}" == "kali" ] || [ "${CURRENT_DISTRO}" == "linuxmint" ] || [ "${CURRENT_DISTRO}" == "neon" ]; }; then
apt-get install unbound unbound-host e2fsprogs resolvconf -y
if [ "${CURRENT_DISTRO}" == "ubuntu" ]; then
if pgrep systemd-journal; then
systemctl stop systemd-resolved
systemctl disable systemd-resolved
else
service systemd-resolved stop
service systemd-resolved disable
fi
fi
elif { [ "${CURRENT_DISTRO}" == "centos" ] || [ "${CURRENT_DISTRO}" == "rhel" ] || [ "${CURRENT_DISTRO}" == "almalinux" ] || [ "${CURRENT_DISTRO}" == "rocky" ]; }; then
yum install unbound unbound-libs e2fsprogs resolvconf -y
elif [ "${CURRENT_DISTRO}" == "fedora" ]; then
dnf install unbound e2fsprogs resolvconf -y
elif { [ "${CURRENT_DISTRO}" == "arch" ] || [ "${CURRENT_DISTRO}" == "archarm" ] || [ "${CURRENT_DISTRO}" == "manjaro" ]; }; then
pacman -Syu --noconfirm unbound e2fsprogs resolvconf
elif [ "${CURRENT_DISTRO}" == "alpine" ]; then
apk add unbound e2fsprogs resolvconf
elif [ "${CURRENT_DISTRO}" == "freebsd" ]; then
pkg install unbound e2fsprogs resolvconf
fi
if [ -f "${UNBOUND_ANCHOR}" ]; then
rm -f ${UNBOUND_ANCHOR}
fi
if [ -f "${UNBOUND_CONFIG}" ]; then
rm -f ${UNBOUND_CONFIG}
fi
if [ -f "${UNBOUND_ROOT_HINTS}" ]; then
rm -f ${UNBOUND_ROOT_HINTS}
fi
if [ -d "${UNBOUND_ROOT}" ]; then
unbound-anchor -a ${UNBOUND_ANCHOR}
curl ${UNBOUND_ROOT_SERVER_CONFIG_URL} --create-dirs -o ${UNBOUND_ROOT_HINTS}
NPROC=$(nproc)
echo "server:
num-threads: ${NPROC}
verbosity: 1
root-hints: ${UNBOUND_ROOT_HINTS}
auto-trust-anchor-file: ${UNBOUND_ANCHOR}
interface: 0.0.0.0
interface: ::0
max-udp-size: 3072
access-control: 0.0.0.0/0 refuse
access-control: ::0 refuse
access-control: ${PRIVATE_SUBNET_V4} allow
access-control: ${PRIVATE_SUBNET_V6} allow
access-control: 127.0.0.1 allow
access-control: ::1 allow
private-address: ${PRIVATE_SUBNET_V4}
private-address: ${PRIVATE_SUBNET_V6}
do-tcp: no
hide-identity: yes
hide-version: yes
harden-glue: yes
harden-dnssec-stripped: yes
harden-referral-path: yes
unwanted-reply-threshold: 10000000
cache-min-ttl: 1800
cache-max-ttl: 14400
prefetch: yes
qname-minimisation: yes
prefetch-key: yes" >>${UNBOUND_CONFIG}
fi
if [ -f "${RESOLV_CONFIG_OLD}" ]; then
rm -f ${RESOLV_CONFIG_OLD}
fi
if [ -f "${RESOLV_CONFIG}" ]; then
chattr -i ${RESOLV_CONFIG}
mv ${RESOLV_CONFIG} ${RESOLV_CONFIG_OLD}
echo "nameserver 127.0.0.1" >>${RESOLV_CONFIG}
echo "nameserver ::1" >>${RESOLV_CONFIG}
chattr +i ${RESOLV_CONFIG}
else
echo "nameserver 127.0.0.1" >>${RESOLV_CONFIG}
echo "nameserver ::1" >>${RESOLV_CONFIG}
fi
echo "Unbound: true" >>${UNBOUND_MANAGER}
if [[ ${INSTALL_BLOCK_LIST} =~ ^[Yy]$ ]]; then
echo "include: ${UNBOUND_CONFIG_HOST}" >>${UNBOUND_CONFIG}
curl "${UNBOUND_CONFIG_HOST_URL}" -o ${UNBOUND_CONFIG_HOST_TMP}
awk '$1' ${UNBOUND_CONFIG_HOST_TMP} | awk '{print "local-zone: \""$1"\" redirect\nlocal-data: \""$1" IN A 0.0.0.0\""}' >>${UNBOUND_CONFIG_HOST}
rm -f ${UNBOUND_CONFIG_HOST_TMP}
fi
# restart unbound
if pgrep systemd-journal; then
systemctl reenable unbound
systemctl restart unbound
else
service unbound enable
service unbound restart
fi
fi
CLIENT_DNS="${GATEWAY_ADDRESS_V4},${GATEWAY_ADDRESS_V6}"
fi
}
# Running Install Unbound
install-unbound
# WireGuard Set Config
function wireguard-setconf() {
SERVER_PRIVKEY=$(wg genkey)
SERVER_PUBKEY=$(echo "${SERVER_PRIVKEY}" | wg pubkey)
CLIENT_PRIVKEY=$(wg genkey)
CLIENT_PUBKEY=$(echo "${CLIENT_PRIVKEY}" | wg pubkey)
CLIENT_ADDRESS_V4="${PRIVATE_SUBNET_V4::-3}3"
CLIENT_ADDRESS_V6="${PRIVATE_SUBNET_V6::-3}3"
PRESHARED_KEY=$(wg genpsk)
PEER_PORT=$(shuf -i1024-65535 -n1)
mkdir -p ${WIREGUARD_CLIENT_PATH}
if [[ ${INSTALL_COREDNS} =~ ^[Yy]$ ]]; then
IPTABLES_POSTUP="iptables -A FORWARD -i ${WIREGUARD_PUB_NIC} -j ACCEPT; iptables -t nat -A POSTROUTING -o ${SERVER_PUB_NIC} -j MASQUERADE; ip6tables -A FORWARD -i ${WIREGUARD_PUB_NIC} -j ACCEPT; ip6tables -t nat -A POSTROUTING -o ${SERVER_PUB_NIC} -j MASQUERADE; iptables -A INPUT -s ${PRIVATE_SUBNET_V4} -p udp -m udp --dport 53 -m conntrack --ctstate NEW -j ACCEPT; ip6tables -A INPUT -s ${PRIVATE_SUBNET_V6} -p udp -m udp --dport 53 -m conntrack --ctstate NEW -j ACCEPT"
IPTABLES_POSTDOWN="iptables -D FORWARD -i ${WIREGUARD_PUB_NIC} -j ACCEPT; iptables -t nat -D POSTROUTING -o ${SERVER_PUB_NIC} -j MASQUERADE; ip6tables -D FORWARD -i ${WIREGUARD_PUB_NIC} -j ACCEPT; ip6tables -t nat -D POSTROUTING -o ${SERVER_PUB_NIC} -j MASQUERADE; iptables -D INPUT -s ${PRIVATE_SUBNET_V4} -p udp -m udp --dport 53 -m conntrack --ctstate NEW -j ACCEPT; ip6tables -D INPUT -s ${PRIVATE_SUBNET_V6} -p udp -m udp --dport 53 -m conntrack --ctstate NEW -j ACCEPT"
else
IPTABLES_POSTUP="iptables -A FORWARD -i ${WIREGUARD_PUB_NIC} -j ACCEPT; iptables -t nat -A POSTROUTING -o ${SERVER_PUB_NIC} -j MASQUERADE; ip6tables -A FORWARD -i ${WIREGUARD_PUB_NIC} -j ACCEPT; ip6tables -t nat -A POSTROUTING -o ${SERVER_PUB_NIC} -j MASQUERADE"
IPTABLES_POSTDOWN="iptables -D FORWARD -i ${WIREGUARD_PUB_NIC} -j ACCEPT; iptables -t nat -D POSTROUTING -o ${SERVER_PUB_NIC} -j MASQUERADE; ip6tables -D FORWARD -i ${WIREGUARD_PUB_NIC} -j ACCEPT; ip6tables -t nat -D POSTROUTING -o ${SERVER_PUB_NIC} -j MASQUERADE"
fi
# Set WireGuard settings for this host and first peer.
echo "# ${PRIVATE_SUBNET_V4} ${PRIVATE_SUBNET_V6} ${SERVER_HOST}:${SERVER_PORT} ${SERVER_PUBKEY} ${CLIENT_DNS} ${MTU_CHOICE} ${NAT_CHOICE} ${CLIENT_ALLOWED_IP}
# ${TWILIO_ACCOUNT_SID} ${TWILIO_AUTH_TOKEN} ${TWILIO_FROM_NUMBER} ${TWILIO_TO_NUMBER}
[Interface]
Address = ${GATEWAY_ADDRESS_V4}/${PRIVATE_SUBNET_MASK_V4},${GATEWAY_ADDRESS_V6}/${PRIVATE_SUBNET_MASK_V6}
DNS = ${CLIENT_DNS}
ListenPort = ${SERVER_PORT}
MTU = ${MTU_CHOICE}
PrivateKey = ${SERVER_PRIVKEY}
PostUp = ${IPTABLES_POSTUP}
PostDown = ${IPTABLES_POSTDOWN}
SaveConfig = false
# ${CLIENT_NAME} start
[Peer]