mirror of
https://github.com/angristan/wireguard-install.git
synced 2025-04-05 03:43:30 +03:00
Better variables escaping
This commit is contained in:
randomshell
parent
ca2178cff2
commit
541019587c
1 changed files with 66 additions and 66 deletions
|
|
@ -4,7 +4,7 @@
|
|||
# https://github.com/angristan/wireguard-install
|
||||
|
||||
function isRoot() {
|
||||
if [ "$EUID" -ne 0 ]; then
|
||||
if [ "${EUID}" -ne 0 ]; then
|
||||
echo "You need to run this script as root"
|
||||
exit 1
|
||||
fi
|
||||
|
|
@ -31,11 +31,11 @@ function checkOS() {
|
|||
if [[ -e /etc/debian_version ]]; then
|
||||
# shellcheck disable=SC1091
|
||||
source /etc/os-release
|
||||
OS=$ID # debian or ubuntu
|
||||
OS="${ID}" # debian or ubuntu
|
||||
elif [[ -e /etc/fedora-release ]]; then
|
||||
# shellcheck disable=SC1091
|
||||
source /etc/os-release
|
||||
OS=$ID
|
||||
OS="${ID}"
|
||||
elif [[ -e /etc/centos-release ]]; then
|
||||
OS=centos
|
||||
elif [[ -e /etc/arch-release ]]; then
|
||||
|
|
@ -62,35 +62,35 @@ function installQuestions() {
|
|||
|
||||
# Detect public IPv4 or IPv6 address and pre-fill for the user
|
||||
SERVER_PUB_IP=$(ip -4 addr | sed -ne 's|^.* inet \([^/]*\)/.* scope global.*$|\1|p' | head -1)
|
||||
if [[ -z $SERVER_PUB_IP ]]; then
|
||||
if [[ -z "${SERVER_PUB_IP}" ]]; then
|
||||
# Detect public IPv6 address
|
||||
SERVER_PUB_IP=$(ip -6 addr | sed -ne 's|^.* inet6 \([^/]*\)/.* scope global.*$|\1|p' | head -1)
|
||||
fi
|
||||
read -rp "IPv4 or IPv6 public address: " -e -i "$SERVER_PUB_IP" SERVER_PUB_IP
|
||||
read -rp "IPv4 or IPv6 public address: " -e -i "${SERVER_PUB_IP}" SERVER_PUB_IP
|
||||
|
||||
# Detect public interface and pre-fill for the user
|
||||
SERVER_NIC="$(ip -4 route ls | grep default | grep -Po '(?<=dev )(\S+)' | head -1)"
|
||||
until [[ "$SERVER_PUB_NIC" =~ ^[a-zA-Z0-9_]+$ ]]; do
|
||||
read -rp "Public interface: " -e -i "$SERVER_NIC" SERVER_PUB_NIC
|
||||
until [[ "${SERVER_PUB_NIC}" =~ ^[a-zA-Z0-9_]+$ ]]; do
|
||||
read -rp "Public interface: " -e -i "${SERVER_NIC}" SERVER_PUB_NIC
|
||||
done
|
||||
|
||||
until [[ "$SERVER_WG_NIC" =~ ^[a-zA-Z0-9_]+$ ]]; do
|
||||
until [[ "${SERVER_WG_NIC}" =~ ^[a-zA-Z0-9_]+$ ]]; do
|
||||
# shellcheck disable=SC2034
|
||||
read -rp "WireGuard interface name: " -e -i wg0 SERVER_WG_NIC
|
||||
done
|
||||
|
||||
until [[ "$SERVER_WG_IPV4" =~ ^([0-9]{1,3}\.){3}1$ ]]; do
|
||||
until [[ "${SERVER_WG_IPV4}" =~ ^([0-9]{1,3}\.){3}1$ ]]; do
|
||||
read -rp "Server's WireGuard IPv4 [x.x.x.1]: " -e -i 10.66.66.1 SERVER_WG_IPV4
|
||||
done
|
||||
|
||||
until [[ "$SERVER_WG_IPV6" =~ ^([a-f0-9]{1,4}:){3,4}:1$ ]]; do
|
||||
until [[ "${SERVER_WG_IPV6}" =~ ^([a-f0-9]{1,4}:){3,4}:1$ ]]; do
|
||||
read -rp "Server's WireGuard IPv6 [x:x:x::1]: " -e -i fd42:42:42::1 SERVER_WG_IPV6
|
||||
done
|
||||
|
||||
# Generate random number within private ports range
|
||||
RANDOM_PORT=$(shuf -i49152-65535 -n1)
|
||||
until [[ $SERVER_PORT =~ ^[0-9]+$ ]] && [ "$SERVER_PORT" -ge 1 ] && [ "$SERVER_PORT" -le 65535 ]; do
|
||||
read -rp "Server's WireGuard port [1-65535]: " -e -i "$RANDOM_PORT" SERVER_PORT
|
||||
until [[ "${SERVER_PORT}" =~ ^[0-9]+$ ]] && [ "${SERVER_PORT}" -ge 1 ] && [ "${SERVER_PORT}" -le 65535 ]; do
|
||||
read -rp "Server's WireGuard port [1-65535]: " -e -i "${RANDOM_PORT}" SERVER_PORT
|
||||
done
|
||||
|
||||
echo ""
|
||||
|
|
@ -104,31 +104,31 @@ function installWireGuard() {
|
|||
installQuestions
|
||||
|
||||
# Install WireGuard tools and module
|
||||
if [[ $OS == 'ubuntu' ]]; then
|
||||
if [[ "${OS}" == 'ubuntu' ]]; then
|
||||
apt-get install -y software-properties-common
|
||||
add-apt-repository -y ppa:wireguard/wireguard
|
||||
apt-get update
|
||||
apt-get install -y "linux-headers-$(uname -r)"
|
||||
apt-get install -y wireguard iptables resolvconf qrencode
|
||||
elif [[ $OS == 'debian' ]]; then
|
||||
elif [[ "${OS}" == 'debian' ]]; then
|
||||
echo "deb http://deb.debian.org/debian/ unstable main" >/etc/apt/sources.list.d/unstable.list
|
||||
printf 'Package: *\nPin: release a=unstable\nPin-Priority: 90\n' >/etc/apt/preferences.d/limit-unstable
|
||||
apt update
|
||||
apt-get install -y "linux-headers-$(uname -r)"
|
||||
apt-get install -y wireguard iptables resolvconf qrencode
|
||||
apt-get install -y bc # mitigate https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=956869
|
||||
elif [[ $OS == 'fedora' ]]; then
|
||||
if [[ $VERSION_ID -lt 32 ]]; then
|
||||
elif [[ "${OS}" == 'fedora' ]]; then
|
||||
if [[ "${VERSION_ID}" -lt 32 ]]; then
|
||||
dnf install -y dnf-plugins-core
|
||||
dnf copr enable -y jdoss/wireguard
|
||||
dnf install -y wireguard-dkms
|
||||
fi
|
||||
dnf install -y wireguard-tools iptables qrencode
|
||||
elif [[ $OS == 'centos' ]]; then
|
||||
elif [[ "${OS}" == 'centos' ]]; then
|
||||
curl -Lo /etc/yum.repos.d/wireguard.repo https://copr.fedorainfracloud.org/coprs/jdoss/wireguard/repo/epel-7/jdoss-wireguard-epel-7.repo
|
||||
yum -y install epel-release
|
||||
yum -y install wireguard-dkms wireguard-tools iptables qrencode
|
||||
elif [[ $OS == 'arch' ]]; then
|
||||
elif [[ "${OS}" == 'arch' ]]; then
|
||||
pacman -S --noconfirm linux-headers
|
||||
pacman -S --noconfirm wireguard-tools iptables qrencode
|
||||
fi
|
||||
|
|
@ -139,33 +139,33 @@ function installWireGuard() {
|
|||
chmod 600 -R /etc/wireguard/
|
||||
|
||||
SERVER_PRIV_KEY=$(wg genkey)
|
||||
SERVER_PUB_KEY=$(echo "$SERVER_PRIV_KEY" | wg pubkey)
|
||||
SERVER_PUB_KEY=$(echo "${SERVER_PRIV_KEY}" | wg pubkey)
|
||||
|
||||
# Save WireGuard settings
|
||||
echo "SERVER_PUB_IP=$SERVER_PUB_IP
|
||||
SERVER_PUB_NIC=$SERVER_PUB_NIC
|
||||
SERVER_WG_NIC=$SERVER_WG_NIC
|
||||
SERVER_WG_IPV4=$SERVER_WG_IPV4
|
||||
SERVER_WG_IPV6=$SERVER_WG_IPV6
|
||||
SERVER_PORT=$SERVER_PORT
|
||||
SERVER_PRIV_KEY=$SERVER_PRIV_KEY
|
||||
SERVER_PUB_KEY=$SERVER_PUB_KEY" >/etc/wireguard/params
|
||||
echo "SERVER_PUB_IP=${SERVER_PUB_IP}
|
||||
SERVER_PUB_NIC=${SERVER_PUB_NIC}
|
||||
SERVER_WG_NIC=${SERVER_WG_NIC}
|
||||
SERVER_WG_IPV4=${SERVER_WG_IPV4}
|
||||
SERVER_WG_IPV6=${SERVER_WG_IPV6}
|
||||
SERVER_PORT=${SERVER_PORT}
|
||||
SERVER_PRIV_KEY=${SERVER_PRIV_KEY}
|
||||
SERVER_PUB_KEY=${SERVER_PUB_KEY}" >/etc/wireguard/params
|
||||
|
||||
# Add server interface
|
||||
echo "[Interface]
|
||||
Address = $SERVER_WG_IPV4/24,$SERVER_WG_IPV6/64
|
||||
ListenPort = $SERVER_PORT
|
||||
PrivateKey = $SERVER_PRIV_KEY" >"/etc/wireguard/$SERVER_WG_NIC.conf"
|
||||
Address = ${SERVER_WG_IPV4}/24,${SERVER_WG_IPV6}/64
|
||||
ListenPort = ${SERVER_PORT}
|
||||
PrivateKey = ${SERVER_PRIV_KEY}" >"/etc/wireguard/${SERVER_WG_NIC}.conf"
|
||||
|
||||
if [ -x "$(command -v firewall-cmd)" ]; then
|
||||
FIREWALLD_IPV4_ADDRESS=$(echo "$SERVER_WG_IPV4" | cut -d"." -f1-3)".0"
|
||||
FIREWALLD_IPV4_ADDRESS=$(echo "${SERVER_WG_IPV4}" | cut -d"." -f1-3)".0"
|
||||
# shellcheck disable=SC2001
|
||||
FIREWALLD_IPV6_ADDRESS=$(echo "$SERVER_WG_IPV6" | sed 's/:[^:]*$/:0/')
|
||||
echo "PostUp = firewall-cmd --add-port $SERVER_PORT/udp && firewall-cmd --add-rich-rule='rule family=ipv4 source address=$FIREWALLD_IPV4_ADDRESS/24 masquerade' && firewall-cmd --add-rich-rule='rule family=ipv6 source address=$FIREWALLD_IPV6_ADDRESS/24 masquerade'
|
||||
PostDown = firewall-cmd --remove-port $SERVER_PORT/udp && firewall-cmd --remove-rich-rule='rule family=ipv4 source address=$FIREWALLD_IPV4_ADDRESS/24 masquerade' && firewall-cmd --remove-rich-rule='rule family=ipv6 source address=$FIREWALLD_IPV6_ADDRESS/24 masquerade'" >>"/etc/wireguard/$SERVER_WG_NIC.conf"
|
||||
FIREWALLD_IPV6_ADDRESS=$(echo "${SERVER_WG_IPV6}" | sed 's/:[^:]*$/:0/')
|
||||
echo "PostUp = firewall-cmd --add-port ${SERVER_PORT}/udp && firewall-cmd --add-rich-rule='rule family=ipv4 source address=${FIREWALLD_IPV4_ADDRESS}/24 masquerade' && firewall-cmd --add-rich-rule='rule family=ipv6 source address=${FIREWALLD_IPV6_ADDRESS}/24 masquerade'
|
||||
PostDown = firewall-cmd --remove-port ${SERVER_PORT}/udp && firewall-cmd --remove-rich-rule='rule family=ipv4 source address=${FIREWALLD_IPV4_ADDRESS}/24 masquerade' && firewall-cmd --remove-rich-rule='rule family=ipv6 source address=${FIREWALLD_IPV6_ADDRESS}/24 masquerade'" >>"/etc/wireguard/${SERVER_WG_NIC}.conf"
|
||||
else
|
||||
echo "PostUp = iptables -A FORWARD -i $SERVER_WG_NIC -j ACCEPT; iptables -t nat -A POSTROUTING -o $SERVER_PUB_NIC -j MASQUERADE; ip6tables -A FORWARD -i $SERVER_WG_NIC -j ACCEPT; ip6tables -t nat -A POSTROUTING -o $SERVER_PUB_NIC -j MASQUERADE
|
||||
PostDown = iptables -D FORWARD -i $SERVER_WG_NIC -j ACCEPT; iptables -t nat -D POSTROUTING -o $SERVER_PUB_NIC -j MASQUERADE; ip6tables -D FORWARD -i $SERVER_WG_NIC -j ACCEPT; ip6tables -t nat -D POSTROUTING -o $SERVER_PUB_NIC -j MASQUERADE" >>"/etc/wireguard/$SERVER_WG_NIC.conf"
|
||||
echo "PostUp = iptables -A FORWARD -i ${SERVER_WG_NIC} -j ACCEPT; iptables -t nat -A POSTROUTING -o ${SERVER_PUB_NIC} -j MASQUERADE; ip6tables -A FORWARD -i ${SERVER_WG_NIC} -j ACCEPT; ip6tables -t nat -A POSTROUTING -o ${SERVER_PUB_NIC} -j MASQUERADE
|
||||
PostDown = iptables -D FORWARD -i ${SERVER_WG_NIC} -j ACCEPT; iptables -t nat -D POSTROUTING -o ${SERVER_PUB_NIC} -j MASQUERADE; ip6tables -D FORWARD -i ${SERVER_WG_NIC} -j ACCEPT; ip6tables -t nat -D POSTROUTING -o ${SERVER_PUB_NIC} -j MASQUERADE" >>"/etc/wireguard/${SERVER_WG_NIC}.conf"
|
||||
fi
|
||||
|
||||
# Enable routing on the server
|
||||
|
|
@ -174,22 +174,22 @@ net.ipv6.conf.all.forwarding = 1" >/etc/sysctl.d/wg.conf
|
|||
|
||||
sysctl --system
|
||||
|
||||
systemctl start "wg-quick@$SERVER_WG_NIC"
|
||||
systemctl enable "wg-quick@$SERVER_WG_NIC"
|
||||
systemctl start "wg-quick@${SERVER_WG_NIC}"
|
||||
systemctl enable "wg-quick@${SERVER_WG_NIC}"
|
||||
|
||||
# Check if WireGuard is running
|
||||
systemctl is-active --quiet "wg-quick@$SERVER_WG_NIC"
|
||||
systemctl is-active --quiet "wg-quick@${SERVER_WG_NIC}"
|
||||
WG_RUNNING=$?
|
||||
|
||||
# Warn user about kernel version mismatch with headers
|
||||
if [[ $OS =~ (fedora|centos) ]] && [[ $WG_RUNNING -ne 0 ]]; then
|
||||
if [[ "${OS}" =~ (fedora|centos) ]] && [[ "${WG_RUNNING}" -ne 0 ]]; then
|
||||
echo -e "\nWARNING: WireGuard does not seem to be running."
|
||||
echo "Due to kernel mismatch issues on $OS, WireGuard might work if your system is out of date."
|
||||
echo "You can check if WireGuard is running with: systemctl status wg-quick@$SERVER_WG_NIC"
|
||||
echo "Due to kernel mismatch issues on ${OS}, WireGuard might work if your system is out of date."
|
||||
echo "You can check if WireGuard is running with: systemctl status wg-quick@${SERVER_WG_NIC}"
|
||||
echo 'If you get something like "Cannot find device wg0", please run:'
|
||||
if [[ $OS == 'fedora' ]]; then
|
||||
if [[ "${OS}" == 'fedora' ]]; then
|
||||
echo "dnf update -y && reboot"
|
||||
elif [[ $OS == 'centos' ]]; then
|
||||
elif [[ "${OS}" == 'centos' ]]; then
|
||||
echo "yum update -y && reboot"
|
||||
fi
|
||||
fi
|
||||
|
|
@ -206,22 +206,22 @@ function newClient() {
|
|||
ENDPOINT="${SERVER_PUB_IP}:${SERVER_PORT}"
|
||||
|
||||
printf "\n"
|
||||
until [[ "$CLIENT_WG_IPV4" =~ ^([0-9]{1,3}\.?){4}$ ]]; do
|
||||
until [[ "${CLIENT_WG_IPV4}" =~ ^([0-9]{1,3}\.?){4}$ ]]; do
|
||||
read -rp "Client's WireGuard IPv4: " -e -i "${SERVER_WG_IPV4::-1}"2 CLIENT_WG_IPV4
|
||||
done
|
||||
|
||||
until [[ "$CLIENT_WG_IPV6" =~ ^([a-f0-9]{1,4}:?:?){3,5} ]]; do
|
||||
until [[ "${CLIENT_WG_IPV6}" =~ ^([a-f0-9]{1,4}:?:?){3,5} ]]; do
|
||||
read -rp "Client's WireGuard IPv6 : " -e -i "${SERVER_WG_IPV6::-1}"2 CLIENT_WG_IPV6
|
||||
done
|
||||
|
||||
# Adguard DNS by default
|
||||
until [[ $CLIENT_DNS_1 =~ ^((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$ ]]; do
|
||||
until [[ "${CLIENT_DNS_1}" =~ ^((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$ ]]; do
|
||||
read -rp "First DNS resolver to use for the client: " -e -i 176.103.130.130 CLIENT_DNS_1
|
||||
done
|
||||
until [[ $CLIENT_DNS_2 =~ ^((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$ ]]; do
|
||||
until [[ "${CLIENT_DNS_2}" =~ ^((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$ ]]; do
|
||||
read -rp "Second DNS resolver to use for the client (optional): " -e -i 176.103.130.131 CLIENT_DNS_2
|
||||
if [[ $CLIENT_DNS_2 == "" ]]; then
|
||||
CLIENT_DNS_2=$CLIENT_DNS_1
|
||||
if [[ "${CLIENT_DNS_2}" == "" ]]; then
|
||||
CLIENT_DNS_2="${CLIENT_DNS_1}"
|
||||
fi
|
||||
done
|
||||
|
||||
|
|
@ -232,34 +232,34 @@ function newClient() {
|
|||
|
||||
# Generate key pair for the client
|
||||
CLIENT_PRIV_KEY=$(wg genkey)
|
||||
CLIENT_PUB_KEY=$(echo "$CLIENT_PRIV_KEY" | wg pubkey)
|
||||
CLIENT_PUB_KEY=$(echo "${CLIENT_PRIV_KEY}" | wg pubkey)
|
||||
CLIENT_PRE_SHARED_KEY=$(wg genpsk)
|
||||
|
||||
# Create client file and add the server as a peer
|
||||
echo "[Interface]
|
||||
PrivateKey = $CLIENT_PRIV_KEY
|
||||
Address = $CLIENT_WG_IPV4/24,$CLIENT_WG_IPV6/64
|
||||
DNS = $CLIENT_DNS_1,$CLIENT_DNS_2
|
||||
PrivateKey = ${CLIENT_PRIV_KEY}
|
||||
Address = ${CLIENT_WG_IPV4}/24,${CLIENT_WG_IPV6}/64
|
||||
DNS = ${CLIENT_DNS_1},${CLIENT_DNS_2}
|
||||
|
||||
[Peer]
|
||||
PublicKey = $SERVER_PUB_KEY
|
||||
PresharedKey = $CLIENT_PRE_SHARED_KEY
|
||||
Endpoint = $ENDPOINT
|
||||
AllowedIPs = 0.0.0.0/0,::/0" >>"$HOME/$SERVER_WG_NIC-client-$CLIENT_NAME.conf"
|
||||
PublicKey = ${SERVER_PUB_KEY}
|
||||
PresharedKey = ${CLIENT_PRE_SHARED_KEY}
|
||||
Endpoint = ${ENDPOINT}
|
||||
AllowedIPs = 0.0.0.0/0,::/0" >>"${HOME}/${SERVER_WG_NIC}-client-${CLIENT_NAME}.conf"
|
||||
|
||||
# Add the client as a peer to the server
|
||||
echo -e "\n[Peer]
|
||||
PublicKey = $CLIENT_PUB_KEY
|
||||
PresharedKey = $CLIENT_PRE_SHARED_KEY
|
||||
AllowedIPs = $CLIENT_WG_IPV4/32,$CLIENT_WG_IPV6/128" >>"/etc/wireguard/$SERVER_WG_NIC.conf"
|
||||
PublicKey = ${CLIENT_PUB_KEY}
|
||||
PresharedKey = ${CLIENT_PRE_SHARED_KEY}
|
||||
AllowedIPs = ${CLIENT_WG_IPV4}/32,${CLIENT_WG_IPV6}/128" >>"/etc/wireguard/${SERVER_WG_NIC}.conf"
|
||||
|
||||
systemctl restart "wg-quick@$SERVER_WG_NIC"
|
||||
systemctl restart "wg-quick@${SERVER_WG_NIC}"
|
||||
|
||||
echo -e "\nHere is your client config file as a QR Code:"
|
||||
|
||||
qrencode -t ansiutf8 -l L <"$HOME/$SERVER_WG_NIC-client-$CLIENT_NAME.conf"
|
||||
qrencode -t ansiutf8 -l L <"${HOME}/${SERVER_WG_NIC}-client-${CLIENT_NAME}.conf"
|
||||
|
||||
echo "It is also available in $HOME/$SERVER_WG_NIC-client-$CLIENT_NAME.conf"
|
||||
echo "It is also available in ${HOME}/${SERVER_WG_NIC}-client-${CLIENT_NAME}.conf"
|
||||
}
|
||||
|
||||
function manageMenu() {
|
||||
|
|
@ -271,10 +271,10 @@ function manageMenu() {
|
|||
echo "What do you want to do?"
|
||||
echo " 1) Add a new user"
|
||||
echo " 2) Exit"
|
||||
until [[ $MENU_OPTION =~ ^[1-2]$ ]]; do
|
||||
until [[ "${MENU_OPTION}" =~ ^[1-2]$ ]]; do
|
||||
read -rp "Select an option [1-2]: " MENU_OPTION
|
||||
done
|
||||
case $MENU_OPTION in
|
||||
case "${MENU_OPTION}" in
|
||||
1)
|
||||
newClient
|
||||
;;
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue