#!/usr/bin/env bash 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 trap 'die "Script interrupted."' INT function error_exit() { trap - ERR local DEFAULT='Unknown failure occured.' local REASON="\e[97m${1:-$DEFAULT}\e[39m" local FLAG="\e[91m[ERROR:LXC] \e[93m$EXIT@$LINE" msg "$FLAG $REASON" exit $EXIT } function msg() { local TEXT="$1" echo -e "$TEXT" } CROSS='\033[1;31m\xE2\x9D\x8C\033[0m' RD=`echo "\033[01;31m"` BL=`echo "\033[36m"` CM='\xE2\x9C\x94\033' GN=`echo "\033[1;92m"` CL=`echo "\033[m"` RETRY_NUM=5 RETRY_EVERY=3 NUM=$RETRY_NUM echo -en "${GN} Setting up Container OS... " 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 echo -e "${CM}${CL} \r" echo -en "${GN} Network Connected: ${BL}$(hostname -I)${CL} " echo -e "${CM}${CL} \r" OPTIONS_PATH='/options.conf' cat >$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 pivpnHOST=pivpn.example.com pivpnPERSISTENTKEEPALIVE=25 UNATTUPG=1 EOF echo -en "${GN} Updating Container OS... " apt update &>/dev/null apt-get -qqy upgrade &>/dev/null echo -e "${CM}${CL} \r" echo -en "${GN} Installing Dependencies... " apt-get install -y curl &>/dev/null apt-get install -y sudo &>/dev/null echo -e "${CM}${CL} \r" echo -en "${GN} Installing WireGuard (using pivpn.io)... " curl -s -L https://install.pivpn.io > install.sh chmod +x install.sh ./install.sh --unattended options.conf &>/dev/null echo -e "${CM}${CL} \r" echo -en "${GN} Customizing Container... " 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 $GETTY_OVERRIDE) | sed 's/\.d//') echo -e "${CM}${CL} \r" echo -en "${GN} Cleanup... " apt-get autoremove >/dev/null apt-get autoclean >/dev/null rm -rf /var/{cache,log}/* /var/lib/apt/lists/* echo -e "${CM}${CL} \n"