304 lines
7.6 KiB
Bash
Executable File
304 lines
7.6 KiB
Bash
Executable File
#!/bin/bash
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set -o pipefail
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################################################
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# Initialize script environment
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# Find the directory this script is stored in. (from: http://stackoverflow.com/questions/59895)
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function get_source_dir() {
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local source="${BASH_SOURCE[0]}"
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while [[ -h $source ]]
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do
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local tmp="$(cd -P "$(dirname "${source}")" && pwd)"
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source="$(readlink "${source}")"
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[[ $source != /* ]] && source="${tmp}/${source}"
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done
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echo -n "$(realpath "$(dirname "${source}")")"
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}
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GENTOO_INSTALL_REPO_DIR="$(get_source_dir)"
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cd "$GENTOO_INSTALL_REPO_DIR" || { echo "Could not change into directory '$GENTOO_INSTALL_REPO_DIR'"; exit 1; }
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# TODO check install dialog
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echo "Please install dialog on your system to use the configurator"
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################################################
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# Configuration storage
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SAVE_AS_FILENAME="${1-"gentoo.conf"}"
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if [[ -e "$SAVE_AS_FILENAME" ]]; then
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# Load settings
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UNSAVED_CHANGES=false
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source "$SAVE_AS_FILENAME"
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else
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# Default settings
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UNSAVED_CHANGES=true
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HOSTNAME="gentoo"
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# TODO get from current system
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TIMEZONE="Europe/London"
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KEYMAP="us"
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KEYMAP_INITRAMFS="$KEYMAP"
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LOCALES=""
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LOCALE="C.utf8"
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GENTOO_MIRROR="https://mirror.eu.oneandone.net/linux/distributions/gentoo/gentoo"
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GENTOO_ARCH="amd64"
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STAGE3_BASENAME="stage3-$GENTOO_ARCH-systemd"
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SELECT_MIRRORS=true
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SELECT_MIRRORS_LARGE_FILE=false
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INIT_SYSTEM=systemd
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ADDITIONAL_PACKAGES=("app-editors/neovim")
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INSTALL_SSHD=true
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ROOT_SSH_AUTHORIZED_KEYS=""
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fi
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################################################
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# Menu definition
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MENU_ITEMS=(
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"HOSTNAME"
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"TIMEZONE"
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"KEYMAP"
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"LOCALE"
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"INIT_SYSTEM"
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"KEYFILE"
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)
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function HOSTNAME_tag() { echo "Hostname"; }
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function HOSTNAME_label() { echo "($HOSTNAME)"; }
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function HOSTNAME_help() { echo "Enter the desired system hostname here, be aware that when creating mdadm raid arrays, this value will be recorded in metadata block. If you change it later, you should also update the metadata."; }
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function HOSTNAME_menu() {
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local sel
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sel="$(dialog --clear \
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--help-button --help-label "Menu" \
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--ok-label "Next" --cancel-label "Exit" \
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--extra-button --extra-label "Back" \
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--title "Select hostname" \
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--inputbox "Enter the hostname for your new system." \
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8 72 "$HOSTNAME" 3>&2 2>&1 1>&3 3>&-)"
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UNSAVED_CHANGES=true
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}
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function TIMEZONE_tag() { echo "Timezone"; }
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function TIMEZONE_label() { echo "($TIMEZONE)"; }
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function TIMEZONE_help() { echo "The timezone for the new system."; }
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function TIMEZONE_menu() {
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true
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}
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function KEYMAP_tag() { echo "Keymap"; }
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function KEYMAP_label() { echo "($KEYMAP)"; }
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function KEYMAP_help() { echo "The default vconsole keymap for the system."; }
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function KEYMAP_menu() {
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local items=()
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local map
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for map in $(find /usr/share/keymaps/ /usr/share/kbd/keymaps/ -type f -iname '*.map.gz' -printf "%f\n" 2>/dev/null | sort -u); do
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map="${map%%.map.gz}"
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if [[ $map == $KEYMAP ]]; then
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items+=("${map}" "off")
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else
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items+=("${map}" "off")
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fi
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done
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local sel
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sel="$(dialog --clear \
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--help-button --help-label "Menu" \
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--ok-label "Next" --cancel-label "Exit" \
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--extra-button --extra-label "Back" \
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--noitem \
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--title "Select keymap" \
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--radiolist "Select which keymap to use in the vconsole." \
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16 72 8 "${items[@]}" 3>&2 2>&1 1>&3 3>&-)"
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}
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function LOCALE_tag() { echo "Locale"; }
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function LOCALE_label() { echo "($LOCALE)"; }
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function LOCALE_help() { echo "The locale to set for the new system. Be careful, the available options deviate from the corresponding names in the list of locales which is used by locale-gen. For example the locale 'en_US.utf8' is called 'en_US.UTF-8' in /etc/locale.gen). Use the name as shown in `eselect locale` here."; }
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function LOCALE_menu() {
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true
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}
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function INIT_SYSTEM_tag() { echo "Init system"; }
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function INIT_SYSTEM_label() { echo "($INIT_SYSTEM)"; }
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function INIT_SYSTEM_help() { echo ""; }
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function INIT_SYSTEM_menu() {
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true
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}
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function KEYFILE_tag() { echo "Key file"; }
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function KEYFILE_label() { echo "($KEYFILE)"; }
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function KEYFILE_help() { echo ""; }
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function KEYFILE_menu() {
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true
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}
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################################################
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# Menu functions
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# $1: filename
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function save() {
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echo save to "$1"
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cat > "$1" <<EOF
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# vim: set ft=sh ts=4 sw=4 sts=-1 noet:
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# This file will be interpreted by /bin/bash.
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################################################
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# Disk configuration
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create_btrfs_raid_layout swap=8GiB luks=true /dev/sdX
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luks_getkeyfile() {
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case "\$1" in
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#'my_luks_partition') echo -n '/path/to/my_luks_partition_keyfile' ;;
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*) echo -n "/path/to/luks-keyfile" ;;
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esac
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}
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################################################
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# System configuration
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HOSTNAME=${HOSTNAME@Q}
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TIMEZONE=${TIMEZONE@Q}
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KEYMAP=${KEYMAP@Q}
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KEYMAP_INITRAMFS=${KEYMAP_INITRAMFS@Q}
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LOCALES=${LOCALES@Q}
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LOCALE=${LOCALE@Q}
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################################################
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# Gentoo configuration
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GENTOO_MIRROR="https://mirror.eu.oneandone.net/linux/distributions/gentoo/gentoo"
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GENTOO_ARCH="amd64"
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STAGE3_BASENAME="stage3-$GENTOO_ARCH-systemd"
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SELECT_MIRRORS=true
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SELECT_MIRRORS_LARGE_FILE=false
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SYSTEMD=true
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################################################
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# Additional (optional) configuration
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ADDITIONAL_PACKAGES=("app-editors/neovim")
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INSTALL_SSHD=true
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ROOT_SSH_AUTHORIZED_KEYS=""
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################################################
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# Prove that you have read the config
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I_HAVE_READ_AND_EDITED_THE_CONFIG_PROPERLY=true
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EOF
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}
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function msgbox_help() {
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dialog --clear \
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--msgbox "$1" \
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8 66 3>&2 2>&1 1>&3 3>&-
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}
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function menu_exit() {
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if [[ $UNSAVED_CHANGES == "true" ]]; then
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local sel
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sel="$(dialog --clear \
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--help-button --help-label "Back" \
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--yes-label "Save" --no-label "Discard" \
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--yesno "Do you want to save your configuration?\n(Press <ESC><ESC>, or choose <Back> to continue gentoo configuration)." \
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8 66 3>&2 2>&1 1>&3 3>&-)"
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local diag_exit="$?"
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if [[ $diag_exit == 0 ]]; then
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# <Save>
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save "gentoo.conf"
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exit 0
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elif [[ $diag_exit == 1 ]]; then
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# <Discard>
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exit 0
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else
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# Back to menu (<ESC><ESC>, <Back>)
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true
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fi
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else
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# Nothing was changed. Exit immediately.
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exit 0
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fi
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}
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function menu_save_as() {
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local sel
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sel="$(dialog --clear \
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--ok-label "Save" \
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--inputbox "Enter a filename to which this configuration should be saved.\n(Press <ESC><ESC>, or choose <Cancel> to abort)." \
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8 66 "$SAVE_AS_FILENAME" 3>&2 2>&1 1>&3 3>&-)"
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local diag_exit="$?"
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if [[ $diag_exit == 0 ]]; then
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# <Save>
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SAVE_AS_FILENAME="$sel"
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save "$SAVE_AS_FILENAME"
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UNSAVED_CHANGES=false
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else
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# Back to menu (<ESC><ESC>, <Cancel>)
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true
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fi
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}
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function menu() {
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local item
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local item_tag
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local tag_item_list=()
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declare -A reverse_lookup
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# Create menu list
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for item in "${MENU_ITEMS[@]}"; do
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item_tag="$("${item}_tag")"
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tag_item_list+=("$item_tag" "$("${item}_label")")
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reverse_lookup["$item_tag"]="$item"
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done
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local sel
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sel="$(dialog --clear \
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--title "Gentoo configuration" \
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--extra-button --extra-label "Exit" \
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--help-button \
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--ok-label "Select" --cancel-label "Save" \
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--menu "This is the gentoo configuration menu. Read and adjust all options below carefully. Save your desired configuration and run ./install afterwards. Use the help if you want further information for any item." \
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20 72 12 "${tag_item_list[@]}" 3>&2 2>&1 1>&3 3>&-)"
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local diag_exit="$?"
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if [[ $diag_exit == 0 ]]; then
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# <Select>
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"${reverse_lookup[$sel]}_menu"
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elif [[ $diag_exit == 1 ]]; then
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# <Save>
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menu_save_as
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elif [[ $diag_exit == 2 ]]; then
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# <Help>
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msgbox_help "$("${reverse_lookup[${sel#HELP }]}_help")"
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else
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# Exit (<ESC><ESC>, <Exit>)
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menu_exit
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true
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fi
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}
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# Begin menu loop. Exit will be called to end this loop where it is appropriate.
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while true; do
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menu
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done
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