2022-03-17 06:59:04 -04:00
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#!/usr/bin/env bash
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set -o errexit
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set -o errtrace
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set -o nounset
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set -o pipefail
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shopt -s expand_aliases
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alias die='EXIT=$? LINE=$LINENO error_exit'
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trap die ERR
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trap 'die "Script interrupted."' INT
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function error_exit() {
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trap - ERR
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local DEFAULT='Unknown failure occured.'
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local REASON="\e[97m${1:-$DEFAULT}\e[39m"
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local FLAG="\e[91m[ERROR:LXC] \e[93m$EXIT@$LINE"
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msg "$FLAG $REASON"
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exit $EXIT
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}
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function msg() {
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local TEXT="$1"
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echo -e "$TEXT"
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}
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CROSS='\033[1;31m\xE2\x9D\x8C\033[0m'
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RD=`echo "\033[01;31m"`
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BL=`echo "\033[36m"`
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CM='\xE2\x9C\x94\033'
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GN=`echo "\033[1;92m"`
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CL=`echo "\033[m"`
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RETRY_NUM=10
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RETRY_EVERY=3
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NUM=$RETRY_NUM
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echo -en "${GN} Setting up Container OS... "
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sed -i "/$LANG/ s/\(^# \)//" /etc/locale.gen
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locale-gen >/dev/null
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while [ "$(hostname -I)" = "" ]; do
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1>&2 echo -en "${CROSS}${RD} No Network! "
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sleep $RETRY_EVERY
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((NUM--))
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if [ $NUM -eq 0 ]
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then
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1>&2 echo -e "${CROSS}${RD} No Network After $RETRY_NUM Tries${CL}"
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exit 1
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fi
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done
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echo -e "${CM}${CL} \r"
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echo -en "${GN} Network Connected: ${BL}$(hostname -I)${CL} "
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echo -e "${CM}${CL} \r"
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echo -en "${GN} Updating Container OS... "
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apt update &>/dev/null
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apt-get -qqy upgrade &>/dev/null
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echo -e "${CM}${CL} \r"
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echo -en "${GN} Installing Dependencies... "
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apt-get install -y curl &>/dev/null
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apt-get install -y sudo &>/dev/null
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echo -e "${CM}${CL} \r"
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2022-03-20 17:32:32 -04:00
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get_latest_release() {
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curl -sL https://api.github.com/repos/$1/releases/latest | grep '"tag_name":' | cut -d'"' -f4
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}
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DOCKER_LATEST_VERSION=$(get_latest_release "moby/moby")
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echo -en "${GN} Installing Docker $DOCKER_LATEST_VERSION... "
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2022-03-17 06:59:04 -04:00
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DOCKER_CONFIG_PATH='/etc/docker/daemon.json'
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mkdir -p $(dirname $DOCKER_CONFIG_PATH)
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cat >$DOCKER_CONFIG_PATH <<'EOF'
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{
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"log-driver": "journald"
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}
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EOF
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sh <(curl -sSL https://get.docker.com) &>/dev/null
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echo -e "${CM}${CL} \r"
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PASS=$(grep -w "root" /etc/shadow | cut -b6);
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if [[ $PASS != $ ]]; then
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echo -en "${GN} Customizing Container... "
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rm /etc/motd
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rm /etc/update-motd.d/10-uname
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touch ~/.hushlogin
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GETTY_OVERRIDE="/etc/systemd/system/container-getty@1.service.d/override.conf"
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mkdir -p $(dirname $GETTY_OVERRIDE)
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cat << EOF > $GETTY_OVERRIDE
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[Service]
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ExecStart=
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ExecStart=-/sbin/agetty --autologin root --noclear --keep-baud tty%I 115200,38400,9600 \$TERM
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EOF
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systemctl daemon-reload
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systemctl restart $(basename $(dirname $GETTY_OVERRIDE) | sed 's/\.d//')
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echo -e "${CM}${CL} \r"
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fi
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echo -en "${GN} Cleanup... "
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apt-get autoremove >/dev/null
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apt-get autoclean >/dev/null
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rm -rf /var/{cache,log}/* /var/lib/apt/lists/*
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echo -e "${CM}${CL} \n"
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