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Added uninstallation step

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WireGuard can be uninstalled by running

bash wireguard-install.sh uninstall
This commit is contained in:
Navratan Gupta 2020-06-30 17:12:16 +05:30
parent aed4ad0210
commit a3d3b85185
1 changed files with 72 additions and 1 deletions
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73
wireguard-install.sh
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@ -80,6 +80,69 @@ AllowedIPs = $CLIENT_WG_IPV4/32,$CLIENT_WG_IPV6/128" >>"/etc/wireguard/$SERVER_W
echo "It is also available in $HOME/$SERVER_WG_NIC-client-$CLIENT_NAME.conf"
}
function uninstall() {
## To uninstall wireguard and its setup ##
#Check OS type
checkOS
#get WireGuard interface name
SERVER_WG_NIC="wg0"
read -rp "WireGuard interface name: " -e -i "$SERVER_WG_NIC" SERVER_WG_NIC
ip link set down "$SERVER_WG_NIC" #stop wireguard interface
#Remove wireguard tool and qrencode
if [[ $OS == 'ubuntu' ]]; then
apt-get remove --purge -y wireguard qrencode
add-apt-repository -y -r ppa:wireguard/wireguard
apt-get autoremove -y
elif [[ $OS == 'debian' ]]; then
apt-get remove --purge -y wireguard qrencode
apt-get autoremove -y
elif [[ $OS == 'fedora' ]]; then
dnf remove -y wireguard-tools qrencode
if [[ $VERSION_ID -lt 32 ]]; then
dnf remove -y wireguard-dkms
dnf copr disable -y jdoss/wireguard
fi
dnf autoremove -y
elif [[ $OS == 'centos' ]]; then
yum -y remove wireguard-dkms wireguard-tools qrencode
yum -y autoremove
elif [[ $OS == 'arch' ]]; then
pacman -Rs --noconfirm wireguard-tools wireguard-arch qrencode
fi
#Delete /etc/wireguard
rm -rfv /etc/wireguard > /dev/null 2>&1
if [[ -e /etc/sysctl.d/wg.conf ]]; then
#Delete wg.conf
rm -fv /etc/sysctl.d/wg.conf
fi
sysctl --system
systemctl stop "wg-quick@$SERVER_WG_NIC"
systemctl disable "wg-quick@$SERVER_WG_NIC"
ip link delete "$SERVER_WG_NIC" #delete wireguard interface
# Check if WireGuard is running
systemctl is-active --quiet "wg-quick@$SERVER_WG_NIC"
WG_RUNNING=$?
if [[ $WG_RUNNING -ne 0 ]]; then
echo "WireGuard failed to uninstall properly."
exit 1
else
echo "WireGuard uninstalled successfully."
exit 0
fi
}
if [ "$EUID" -ne 0 ]; then
echo "You need to run this script as root"
exit 1
@ -107,8 +170,16 @@ if [[ $1 == "add-client" ]]; then
echo "Please install WireGuard first."
exit 1
fi
elif [[ $1 == "uninstall" ]]; then
if [[ -e /etc/wireguard ]]; then
uninstall
exit 0
else
echo "WireGuard is not installed."
exit 1
fi
elif [[ -e /etc/wireguard ]]; then
echo "WireGuard is already installed. Run with 'add-client' to add a client."
echo "WireGuard is already installed. Run with 'add-client' to add a client or 'uninstall' to remove."
exit 1
fi