Proxmox/setup/wireguard-install.sh

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#!/usr/bin/env bash
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YW=`echo "\033[33m"`
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RD=`echo "\033[01;31m"`
BL=`echo "\033[36m"`
GN=`echo "\033[1;92m"`
CL=`echo "\033[m"`
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RETRY_NUM=10
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RETRY_EVERY=3
NUM=$RETRY_NUM
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CM="${GN}${CL}"
CROSS="${RD}${CL}"
BFR="\\r\\033[K"
HOLD="-"
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set -o errexit
set -o errtrace
set -o nounset
set -o pipefail
shopt -s expand_aliases
alias die='EXIT=$? LINE=$LINENO error_exit'
trap die ERR
function error_exit() {
trap - ERR
local reason="Unknown failure occured."
local msg="${1:-$reason}"
local flag="${RD}‼ ERROR ${CL}$EXIT@$LINE"
echo -e "$flag $msg" 1>&2
exit $EXIT
}
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function msg_info() {
local msg="$1"
echo -ne " ${HOLD} ${YW}${msg}..."
}
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function msg_ok() {
local msg="$1"
echo -e "${BFR} ${CM} ${GN}${msg}${CL}"
}
msg_info "Setting up Container OS "
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sed -i "/$LANG/ s/\(^# \)//" /etc/locale.gen
locale-gen >/dev/null
while [ "$(hostname -I)" = "" ]; do
1>&2 echo -en "${CROSS}${RD} No Network! "
sleep $RETRY_EVERY
((NUM--))
if [ $NUM -eq 0 ]
then
1>&2 echo -e "${CROSS}${RD} No Network After $RETRY_NUM Tries${CL}"
exit 1
fi
done
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msg_ok "Set up Container OS"
msg_ok "Network Connected: ${BL}$(hostname -I)"
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wget -q --tries=10 --timeout=5 --spider https://google.com
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if [[ $? -eq 0 ]]; then
msg_ok "Internet Online"
else
echo -e "{CROSS}${RD} Internet Offline"
fi
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OPTIONS_PATH='/options.conf'
cat >$OPTIONS_PATH <<'EOF'
IPv4dev=eth0
install_user=root
VPN=wireguard
pivpnNET=10.6.0.0
subnetClass=24
ALLOWED_IPS="0.0.0.0/0, ::0/0"
pivpnMTU=1420
pivpnPORT=51820
pivpnDNS1=1.1.1.1
pivpnDNS2=8.8.8.8
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pivpnHOST=
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pivpnPERSISTENTKEEPALIVE=25
UNATTUPG=1
EOF
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msg_info "Updating Container OS"
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apt update &>/dev/null
apt-get -qqy upgrade &>/dev/null
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msg_ok "Updated Container OS"
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msg_info "Installing Dependencies"
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apt-get install -y curl &>/dev/null
apt-get install -y sudo &>/dev/null
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apt-get install -y gunicorn &>/dev/null
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msg_ok "Installed Dependencies"
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msg_info "Installing WireGuard (using pivpn.io)"
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curl -s -L https://install.pivpn.io > install.sh
chmod +x install.sh
./install.sh --unattended options.conf &>/dev/null
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msg_ok "Installed WireGuard"
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msg_info "Installing pip3"
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apt-get install python3-pip -y &>/dev/null
pip install flask &>/dev/null
pip install ifcfg &>/dev/null
pip install flask_qrcode &>/dev/null
pip install icmplib &>/dev/null
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msg_ok "Installed pip3"
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msg_info "Installing WGDashboard"
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WGDREL=$(curl -s https://api.github.com/repos/donaldzou/WGDashboard/releases/latest \
| grep "tag_name" \
| awk '{print substr($2, 2, length($2)-3) }') \
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git clone -b ${WGDREL} https://github.com/donaldzou/WGDashboard.git /etc/wgdashboard &>/dev/null
cd /etc/wgdashboard/src
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sudo chmod u+x wgd.sh
sudo ./wgd.sh install &>/dev/null
sudo chmod -R 755 /etc/wireguard
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msg_ok "Installed WGDashboard"
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msg_info "Creating Service"
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service_path="/etc/systemd/system/wg-dashboard.service"
echo "[Unit]
After=netword.service
[Service]
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WorkingDirectory=/etc/wgdashboard/src
ExecStart=/usr/bin/python3 /etc/wgdashboard/src/dashboard.py
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Restart=always
[Install]
WantedBy=default.target" > $service_path
sudo chmod 664 /etc/systemd/system/wg-dashboard.service
sudo systemctl daemon-reload
sudo systemctl enable wg-dashboard.service &>/dev/null
sudo systemctl start wg-dashboard.service
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msg_ok "Created Service"
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PASS=$(grep -w "root" /etc/shadow | cut -b6);
if [[ $PASS != $ ]]; then
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msg_info "Customizing Container"
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rm /etc/motd
rm /etc/update-motd.d/10-uname
touch ~/.hushlogin
GETTY_OVERRIDE="/etc/systemd/system/container-getty@1.service.d/override.conf"
mkdir -p $(dirname $GETTY_OVERRIDE)
cat << EOF > $GETTY_OVERRIDE
[Service]
ExecStart=
ExecStart=-/sbin/agetty --autologin root --noclear --keep-baud tty%I 115200,38400,9600 \$TERM
EOF
systemctl daemon-reload
systemctl restart $(basename $(dirname $GETTY_OVERRIDE) | sed 's/\.d//')
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msg_ok "Customized Container"
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fi
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msg_info "Cleaning up"
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apt-get autoremove >/dev/null
apt-get autoclean >/dev/null
rm -rf /var/{cache,log}/* /var/lib/apt/lists/*
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msg_ok "Cleaned"