LinuxSquare
810c4ff1be
* Replaced salt w. ansible * Switched os-base to Alpine 3.21 * Reworked Installer * * Added Installation Targets gaming,proxy,build * * End-screen now presents options to reboot, poweroff or alpine-shell
529 lines
18 KiB
Bash
529 lines
18 KiB
Bash
#!/usr/bin/env bash
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###
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##
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## Novos Install script
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##
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###
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###
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## Definitions
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###
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# Checks
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readonly CHECK_INTERNET_URL='www.alpinelinux.org'
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# Installation
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readonly INSTALLATION_LOCK_FILE='/root/.installation.lock'
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readonly INSTALLATION_LOGFILE='/root/installation.log'
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readonly INSTALLATION_PARTLABEL_ESP="ESP"
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readonly INSTALLATION_PARTLABEL_ROOT="ROOT"
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readonly INSTALLATION_ESP_PARTITION_SIZE=4
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readonly INSTALLATION_MOUNTPOINT='/mnt'
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readonly INSTALLATION_NOVERIA_BIN='/usr/local/noveria/bin'
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readonly INSTALLATION_SECRETS_FILE="/root/installation.secrets"
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readonly INSTALLATION_ANSIBLE_ROOT="srv/ansible"
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readonly INSTALLATION_ANSIBLE_GIT="https://git.noveria.org/Novos/ansible-playbooks.git"
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readonly INSTALLATION_ALPINE_VERSION=$(cat /etc/os-release | grep VERSION_ID | cut -d= -f2)
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# Colors
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readonly RED='\033[0;31m'
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readonly NC='\033[0m' # No Color
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###
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## Errorhandling
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###
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# set -e exit script when a command fails
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# set -o pipefail check any command in pipeline for error, not just last one
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# set -eo pipefail
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# catch ^C and other signals and clean up
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trap "errorHardExit 'Interrupted with CTRL+C'" SIGINT SIGHUP SIGTERM SIGABRT
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###
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## Helper Functions
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###
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##
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# Run commands in chroot
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# - $1: command
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##
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function runInChroot() {
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chroot "${INSTALLATION_MOUNTPOINT}" /bin/ash -c "$1"
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}
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##
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# Installation subtask title output
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# - $1: subtask title
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##
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function installationSubtaskTitle() {
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echo -e "\n=> $1"
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}
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##
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# Random password generator (alphanumeric)
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# - $1: password length (default 11)
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# - $2: avoid poorly readable characters: l/I/1, O/0 (default false)
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##
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function randomPasswordGen() {
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# character set
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if ${2:-false}; then
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local character_set='a-km-zA-HJ-NP-Z2-9'
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else
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local character_set='a-zA-Z0-9'
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fi
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# https://en.wikipedia.org/wiki/randomPasswordGen#Bash
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LC_ALL=C tr -dc "$character_set" </dev/urandom | head -c "${1:-11}"
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echo
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}
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##
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# Hard exit with console error message
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##
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function errorHardExit() {
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echo -e "${RED}$1${NC} \nAborting \n"
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exit 1
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}
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###
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## Functions
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###
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##
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# Pre checks
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##
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function preChecks() {
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# Check if another installation is in progress
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if [ -f $INSTALLATION_LOCK_FILE ]; then
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dialog --stdout --clear --no-collapse --yes-label "Exit" --no-label "Start anyway" --yesno " Another installation is in progress" 6 50
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case $? in
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0)
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clear
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exit
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;;
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1) rm "$INSTALLATION_LOCK_FILE" ;;
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255)
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clear
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exit
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;;
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esac
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fi
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# Check if booted in UEFI
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if [ ! -d /sys/firmware/efi ]; then
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dialog --stdout --clear --no-collapse --yes-label "Shutdown" --nolabel "Alpine shell" --yesno "The ISO hasn't been booted in UEFI mode. Please boot the ISO in UEFI to proceed installation" 6 50
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case $? in
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0)
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clear
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COUNTER=5
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echo "Novos is shutting down in: "
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while [ 1 ]; do
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if [ ${COUNTER} -eq 0 ]; then
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break
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fi
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echo -n "${COUNTER}"
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COUNTER=$( echo "${COUNTER}-1" | bc )
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sleep 0.2
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for (( i=0; i<4; i++ )); do
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echo -n "."
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sleep 0.2
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done
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done
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poweroff
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;;
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1)
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clear
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exit 0
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;;
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255)
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clear
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exit
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;;
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esac
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fi
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introDialogue
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}
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##
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# Introduction dialog
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##
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function introDialogue() {
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local introtext="\n\n\n
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Velkommen til
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_ _\n
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| \ | | _____ _____ ___\n
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| \| |/ _ \ \ / / _ \/ __|\n
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| |\ | (_) \ V / (_) \__ \ \n
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|_| \_|\___/ \_/ \___/|___/\n\n
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OS: Novos
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Version: $(date "+%Y%m")
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IP: $(ifconfig eth0 | grep "inet addr" | awk '{$1=$1};1' | awk '{print $2}' | cut -d: -f2)
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How do you want to continue?
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"
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dialog --stdout --clear --cr-wrap --no-collapse --yes-label "Graphical Guide" --no-label "Alpine shell" --yesno "$introtext" 31 93
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case $? in
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1)
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clear
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exit
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;;
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255)
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clear
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exit
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;;
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esac
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checkInternetConnection
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}
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##
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# Internet connection
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##
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function checkInternetConnection() {
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dialog --no-collapse --infobox "\n Check internet connection" 5 35
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# wait 5 seconds to give some more time for network initialization
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sleep 5
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while ! ping -c 1 "$CHECK_INTERNET_URL" >/dev/null 2>&1; do
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dialog --clear --title "No internet connection" --msgbox "
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Insert network cable, wait 5 seconds and press 'OK'" 7 65
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done
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prepareInstallation
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}
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##
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# Installation preparation
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##
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function prepareInstallation() {
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# disk
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readonly AVAILABLE_DISKS=($(lsblk | grep -vE "p[0-9]+" | grep -vE "[s,v]d[a-z][0-9]+" | grep -v "luks" | grep -v "rom" | grep -vE "sd[a-z][0-9]+" | grep -v "/" | tail -n +2 | awk '{print $1}'))
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for available_disk in ${AVAILABLE_DISKS[@]}; do
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if [[ -z "$diskString" ]]; then
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diskString="$available_disk /dev/$available_disk off"
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else
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diskString="$diskString $available_disk /dev/$available_disk off"
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fi
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done
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INSTALLATION_DISK=$(dialog --clear --radiolist "Select Disk to install the system" 10 70 3 $(echo $diskString) 3>&1 1>&2 2>&3 3>&-)
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INSTALLATION_DISK_BYID=$(lshw -class disk | grep ${INSTALLATION_DISK} | tr -d "[:space:]" | cut -d: -f2)
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# root password
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INSTALLATION_ROOT_PW=$(randomPasswordGen 5)
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for _ in {0..2}; do
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INSTALLATION_ROOT_PW="${INSTALLATION_ROOT_PW}-$(randomPasswordGen 5)"
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done
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# hostname
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INSTALLATION_HOSTNAME=$(dialog --clear --title "What's the hostname of this device?" --inputbox "Enter hostname" 10 70 3>&1 1>&2 2>&3 3>&-)
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# domain
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INSTALLATION_DOMAIN=$(dialog --clear --title "What's the domain of this device?" --inputbox "Enter domain (leave empty for localhost)" 10 70 3>&1 1>&2 2>&3 3>&-)
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[[ -z "$INSTALLATION_DOMAIN" ]] && INSTALLATION_DOMAIN="localhost"
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# installation type
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INSTALLATION_TYPE=$(dialog --clear --title "Choose the main installation type of this host" --radiolist "Select one" 10 70 3 gaming Game-Server false proxy Proxy-Server false build Build-Server false 3>&1 1>&2 2>&3 3>&-)
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# show summary
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summary
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}
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##
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# Summary to confirm
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##
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function summary() {
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dialog --stdout --clear --title "Summary" --yes-label "Confirm" --no-label "Abort" --yesno "\n
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Hostname: ${INSTALLATION_HOSTNAME}.${INSTALLATION_DOMAIN}\n
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Type: ${INSTALLATION_TYPE}\n
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Disk: ${INSTALLATION_DISK}
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" 9 60
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case $? in
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0) installation ;;
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1)
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clear
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errorHardExit "Abort on summary dialog"
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;;
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255)
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clear
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errorHardExit "Abort on summary dialog"
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;;
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esac
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}
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##
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# Installation
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##
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function installation() {
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# clear display
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clear
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# lock file
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touch "$INSTALLATION_LOCK_FILE" || installationFailed
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# log all output to logfile
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rm -f "$INSTALLATION_LOGFILE" || installationFailed
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exec &> >(tee -a "$INSTALLATION_LOGFILE")
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# create boot environment timestamp
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START_TIMESTAMP=$(date +"%Y-%m-%d_%H-%M-%S") || installationFailed
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echo ""
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echo "┌──────────────────────────────────────────┐"
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echo "│ Swipe and repartition disk │"
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echo "└──────────────────────────────────────────┘"
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installationSubtaskTitle "Wipe disk"
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blkdiscard -f "${INSTALLATION_DISK_BYID}" || installationFailed
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installationSubtaskTitle "Repartitioning disk"
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parted -s "${INSTALLATION_DISK_BYID}" mklabel gpt || installationFailed
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parted -s "${INSTALLATION_DISK_BYID}" mkpart "${INSTALLATION_PARTLABEL_ESP}" fat32 1MiB ${INSTALLATION_ESP_PARTITION_SIZE}GiB || installationFailed
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parted -s "${INSTALLATION_DISK_BYID}" set 1 esp on || installationFailed
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parted -s "${INSTALLATION_DISK_BYID}" mkpart "${INSTALLATION_PARTLABEL_ROOT}" btrfs ${INSTALLATION_ESP_PARTITION_SIZE}GiB 100% || installationFailed
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# Informing the Kernel of the changes.
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sleep 0.1
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partprobe "${INSTALLATION_DISK_BYID}" || installationFailed
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# loop until lsblk is updated and gives the partition back
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while
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sleep 0.1
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ESP_PARTITION="/dev/$(lsblk "${INSTALLATION_DISK_BYID}" -o NAME,PARTLABEL | grep "${INSTALLATION_PARTLABEL_ESP}" | cut -d " " -f1 | cut -c7-)" || installationFailed
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ROOT_PARTITION="/dev/$(lsblk "${INSTALLATION_DISK_BYID}" -o NAME,PARTLABEL | grep "${INSTALLATION_PARTLABEL_ROOT}" | cut -d " " -f1 | cut -c7-)" || installationFailed
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[[ "${ESP_PARTITION}" == '/dev/' || "${ROOT_PARTITION}" == '/dev/' ]]
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do :; done
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installationSubtaskTitle "File system creation"
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mkfs.vfat -F 32 -n EFI "${ESP_PARTITION}" || installationFailed
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mkfs.btrfs -f -L ROOT "${ROOT_PARTITION}" || installationFailed
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installationSubtaskTitle "Create btrfs subvolumes"
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mount -t btrfs "${ROOT_PARTITION}" "${INSTALLATION_MOUNTPOINT}" || installationFailed
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btrfs sub create "${INSTALLATION_MOUNTPOINT}/@root_${START_TIMESTAMP}" || installationFailed
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btrfs sub create "${INSTALLATION_MOUNTPOINT}/@home" || installationFailed
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btrfs sub create "${INSTALLATION_MOUNTPOINT}/@podman" || installationFailed
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btrfs sub create "${INSTALLATION_MOUNTPOINT}/@mysql" || installationFailed
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umount "${INSTALLATION_MOUNTPOINT}" || installationFailed
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echo ""
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echo "┌──────────────────────────────────────────┐"
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echo "│ Mount filesystems │"
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echo "└──────────────────────────────────────────┘"
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installationSubtaskTitle "Mount btrfs subvolumes"
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mount -o noatime,nodiratime,discard=async,space_cache=v2,subvol=@root_"${START_TIMESTAMP}" "${ROOT_PARTITION}" "${INSTALLATION_MOUNTPOINT}" || installationFailed
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mkdir -p ${INSTALLATION_MOUNTPOINT}/{efi,home,btrfs,var/lib/mysql,opt/podman,sys/firmware/efi/efivars} || installationFailed
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mount -o noatime,nodiratime,discard=async,space_cache=v2,subvol=@home "${ROOT_PARTITION}" "${INSTALLATION_MOUNTPOINT}/home" || installationFailed
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mount -o noatime,nodiratime,discard=async,space_cache=v2,subvol=@podman "${ROOT_PARTITION}" "${INSTALLATION_MOUNTPOINT}/opt/podman" || installationFailed
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mount -o noatime,nodiratime,discard=async,space_cache=v2,subvol=@mysql "${ROOT_PARTITION}" "${INSTALLATION_MOUNTPOINT}/var/lib/mysql" || installationFailed
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mount -o noatime,nodiratime,discard=async,space_cache=v2,subvol=/ "${ROOT_PARTITION}" "${INSTALLATION_MOUNTPOINT}/btrfs" || installationFailed
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installationSubtaskTitle "Mount ESP"
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mount -o nodev,nosuid,noexec "${ESP_PARTITION}" "${INSTALLATION_MOUNTPOINT}/efi" || installationFailed
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echo ""
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echo "┌──────────────────────────────────────────┐"
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echo "│ Install and configure OS │"
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echo "└──────────────────────────────────────────┘"
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installationSubtaskTitle "Install base packages"
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wget https://raw.githubusercontent.com/alpinelinux/alpine-make-rootfs/v0.7.0/alpine-make-rootfs
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chmod u+x alpine-make-rootfs
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./alpine-make-rootfs --no-cleanup --branch 'v'$(echo ${INSTALLATION_ALPINE_VERSION} | rev | cut -d. -f2- | rev) --packages "apk-tools alpine-base linux-lts linux-firmware-none zsh vim btrfs-progs dialog wget git mkinitfs lsblk parted lshw shadow" ${INSTALLATION_MOUNTPOINT}
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installationSubtaskTitle "Setup resolv.conf"
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if [[ -f "${INSTALLATION_MOUNTPOINT}/etc/resolv.conf" ]]; then
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rm -f "${INSTALLATION_MOUNTPOINT}/etc/resolv.conf"
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fi
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cp /etc/resolv.conf "${INSTALLATION_MOUNTPOINT}/etc/resolv.conf" || installationFailed
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installationSubtaskTitle "Setup PATH"
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runInChroot "export PATH='/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin'" || installationFailed
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installationSubtaskTitle "Mount extra mounts for chroot"
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mount -t proc /proc "${INSTALLATION_MOUNTPOINT}/proc" || installationFailed
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mount -t sysfs /sys "${INSTALLATION_MOUNTPOINT}/sys" || installationFailed
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mount -t efivarfs efivarfs "${INSTALLATION_MOUNTPOINT}/sys/firmware/efi/efivars" || installationFailed
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mount -o bind /dev "${INSTALLATION_MOUNTPOINT}/dev" || installationFailed
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mount -o bind /run "${INSTALLATION_MOUNTPOINT}/run" || installationFailed
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installationSubtaskTitle "Install base-packages"
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runInChroot "apk add alpine-base tzdata eudev udev-init-scripts --no-cache" || installationFailed
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installationSubtaskTitle "Overwrite default repositories"
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cp /etc/apk/repositories "${INSTALLATION_MOUNTPOINT}/etc/apk/repositories" || installationFailed
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installationSubtaskTitle "Install Ansible"
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runInChroot "apk add ansible envsubst" || installationFailed
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installationSubtaskTitle "Setup keymap"
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runInChroot "setup-keymap ch ch" || installationFailed
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installationSubtaskTitle "Setting localtime to Europe/Zurich"
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runInChroot "ln -s /usr/share/zoneinfo/Europe/Zurich /etc/localtime" || installationFailed
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installationSubtaskTitle "Time sync"
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runInChroot "hwclock --systohc" || installationFailed
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installationSubtaskTitle "Setup hostname"
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runInChroot "echo '${INSTALLATION_HOSTNAME}.${INSTALLATION_DOMAIN}' > /etc/hostname" || installationFailed
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runInChroot "hostname -F /etc/hostname" || installationFailed
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runInChroot "rc-update add hostname" || installationFailed
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installationSubtaskTitle "Setup hosts"
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cp /etc/hosts "${INSTALLATION_MOUNTPOINT}/etc/hosts" || installationFailed
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installationSubtaskTitle "Set root password"
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runInChroot "echo -e \"${INSTALLATION_ROOT_PW}\n${INSTALLATION_ROOT_PW}\" | passwd" || installationFailed
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installationSubtaskTitle "Enable btrfs module"
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runInChroot "echo 'btrfs' >> /etc/modules"
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runInChroot "echo 'efivarfs' >> /etc/modules"
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installationSubtaskTitle "Enable udev services"
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runInChroot "rc-update add udev sysinit"
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runInChroot "rc-update add udev-trigger sysinit"
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runInChroot "rc-update add udev-settle sysinit"
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runInChroot "rc-update add udev-postmount default"
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echo ""
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echo "┌──────────────────────────────────────────┐"
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echo "│ Configure Ansible and playbook-run │"
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echo "└──────────────────────────────────────────┘"
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installationSubtaskTitle "Clone Playbook-repo"
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mkdir -p ${INSTALLATION_MOUNTPOINT}/${INSTALLATION_ANSIBLE_ROOT}/playbooks
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git clone ${INSTALLATION_ANSIBLE_GIT} ${INSTALLATION_MOUNTPOINT}/${INSTALLATION_ANSIBLE_ROOT}/playbooks
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mkdir -p ${INSTALLATION_MOUNTPOINT}/etc/ansible
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cat >"${INSTALLATION_MOUNTPOINT}/etc/ansible/ansible.cfg" <<EOT || installationFailed
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[defaults]
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inventory=/${INSTALLATION_ANSIBLE_ROOT}/inventory.yml
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EOT
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cat >"${INSTALLATION_MOUNTPOINT}/${INSTALLATION_ANSIBLE_ROOT}/inventory.yml" <<EOT
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ungrouped:
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hosts:
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localhost
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vars:
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ansible_connection: local
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start_timestamp: ${START_TIMESTAMP}
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tmpfs_size: 4G
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installation_type: ${INSTALLATION_TYPE}
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mysql_root_password: $(randomPasswordGen 32)
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EOT
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installationSubtaskTitle "Execute Ansible playbooks"
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runInChroot "ansible-playbook /${INSTALLATION_ANSIBLE_ROOT}/playbooks/top.ansible.yml" || installationFailed
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echo ""
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echo "┌──────────────────────────────────────────┐"
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echo "│ Boot │"
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echo "└──────────────────────────────────────────┘"
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installationSubtaskTitle "Make EFI boot image with mkinitfs"
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latest_kernel="$(chroot $INSTALLATION_MOUNTPOINT /bin/ash -c 'echo $(apk search linux-lts | head -n1 | cut -d- -f3- | sed "s|r||")-lts')"
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runInChroot "mkinitfs $latest_kernel" || installationFailed
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installationSubtaskTitle "Installing grub to /efi"
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runInChroot "grub-install --target=x86_64-efi --efi-directory=/efi --bootloader-id=alpine" || installationFailed
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installationSubtaskTitle "Generating Bootmenu entries"
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chroot "${INSTALLATION_MOUNTPOINT}" /bin/bash -c "/usr/local/noveria/bin/noveriablcgen --noconfirm" || installationFailed
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installationSubtaskTitle "Generating motd"
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chroot "${INSTALLATION_MOUNTPOINT}" /bin/bash -c "/usr/local/noveria/bin/generate_motd" || installationFailed
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echo ""
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echo "┌──────────────────────────────────────────┐"
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echo "│ Finishing │"
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echo "└──────────────────────────────────────────┘"
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#installationSubtaskTitle "Unmount"
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#umount -l ${INSTALLATION_MOUNTPOINT} || installationFailed
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installationSubtaskTitle "End of installation"
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# end log all output to logfile
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exec &>"$(tty)"
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# write secrets file
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writeInstallationSecretsToFile
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# remove installation lock file
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rm -f "$INSTALLATION_LOCK_FILE"
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# remove shell histories
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rm -f /root/.zsh_history
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|
|
selected_option=$(dialog --output-fd 1 --menu "What would you like to do?" 10 70 5 reboot "Reboot into your newly installed system" poweroff "Shut down the current live system" alpine-shell "Switch to an interactive shell")
|
|
case "$selected_option" in
|
|
"reboot")
|
|
reboot
|
|
;;
|
|
"poweroff")
|
|
poweroff
|
|
;;
|
|
"alpine-shell")
|
|
clear
|
|
exit
|
|
;;
|
|
esac
|
|
}
|
|
|
|
##
|
|
# Write installation secrets to file
|
|
##
|
|
writeInstallationSecretsToFile() {
|
|
rm -f "$INSTALLATION_SECRETS_FILE"
|
|
{
|
|
echo "# Installation secrets from $START_TIMESTAMP"
|
|
echo ""
|
|
echo "FQDN: $(cat /mnt/etc/hostname)"
|
|
echo ""
|
|
echo "root_pw: ${INSTALLATION_ROOT_PW}"
|
|
echo ""
|
|
} >>"$INSTALLATION_SECRETS_FILE"
|
|
}
|
|
|
|
##
|
|
# Installation failed
|
|
# - $1: comment
|
|
##
|
|
installationFailed() {
|
|
# log error
|
|
echo -e "\n=> ERROR"
|
|
if [ -n "$1" ]; then
|
|
echo -e "=> Comment: $1"
|
|
fi
|
|
|
|
# end log all output to logfile
|
|
exec &>"$(tty)"
|
|
|
|
# Remove lock file
|
|
rm -f $INSTALLATION_LOCK_FILE
|
|
|
|
dialog --no-collapse --ok-label "Exit" --msgbox "\n Installation failed\n\nLog: ${INSTALLATION_LOGFILE} " 9 32
|
|
clear
|
|
exit 1
|
|
}
|
|
|
|
|
|
###
|
|
## Script Start
|
|
###
|
|
|
|
preChecks
|
|
|
|
###
|
|
## Script End
|
|
###
|