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gentoo-install/configure

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#!/bin/bash
set -uo pipefail
################################################
# Initialize script environment
# Find the directory this script is stored in. (from: http://stackoverflow.com/questions/59895)
function get_source_dir() {
local source="${BASH_SOURCE[0]}"
while [[ -h $source ]]
do
local tmp
tmp="$(cd -P "$(dirname "${source}")" && pwd)"
source="$(readlink "${source}")"
[[ $source != /* ]] && source="${tmp}/${source}"
done
echo -n "$(realpath "$(dirname "${source}")")"
}
GENTOO_INSTALL_REPO_DIR="$(get_source_dir)"
export GENTOO_INSTALL_REPO_DIR
export GENTOO_INSTALL_REPO_SCRIPT_ACTIVE=true
source "$GENTOO_INSTALL_REPO_DIR/scripts/utils.sh"
# Remember actual config file path
CONFIG_FILE="$(realpath "${1-"gentoo.conf"}" 2>/dev/null)"
RELA_CONFIG_FILE="$(realpath --relative-to="$(pwd)" "$CONFIG_FILE" 2>/dev/null)"
# Check if help is requested
while [[ $# -gt 0 ]]; do
case "$1" in
""|"help"|"--help"|"-help"|"-h")
echo "Usage: $0 [config]"
echo "Starts the gentoo configurator. If no file is given, it defaults to 'gentoo.conf'."
echo "If the file doesn't exist, the configurator loads default values, otherwise, the"
echo "the configuration is loaded into the configurator."
exit 0
;;
esac
shift
done
# TODO check install dialog
echo "Please install dialog on your system to use the configurator"
################################################
# Configuration helper functions
function get_timezone() {
local file
if file="$(readlink /etc/localtime)"; then
# /etc/localtime is a symlink as expected
local timezone
timezone=${file#*zoneinfo/}
if [[ $timezone = "$file" || ! $timezone =~ ^[^/]+/[^/]+$ ]]; then
# not pointing to expected location or not Region/City
echo "Europe/London"
fi
echo "$timezone"
else
# compare files by contents
find /usr/share/zoneinfo -type f -exec cmp -s {} /etc/localtime \; -print \
| sed -e 's,.*/zoneinfo/,,' \
| head -1
fi
}
function get_default_keymap() {
local keymap
keymap="$(grep KEYMAP /etc/vconsole.conf)"
keymap="${keymap#KEYMAP=}"
local map
for map in "${ALL_KEYMAPS[@]}"; do
if [[ $map == "$keymap" ]]; then
echo -n "${keymap}"
return
fi
done
# Fallback to us
echo -n "us"
}
function get_all_keymaps() {
ALL_KEYMAPS=()
local map
for map in $(find /usr/share/keymaps/ /usr/share/kbd/keymaps/ -type f -iname '*.map.gz' -printf "%f\n" 2>/dev/null | sort -u); do
ALL_KEYMAPS+=("${map%%.map.gz}")
done
}
function get_all_timezones() {
readarray -t ALL_TIMEZONES < <(find /usr/share/zoneinfo -type f -printf "%P\n" | sort -u)
}
function recalculate_locales() {
LOCALES=""
N_LOCALES=0
local selected_index_list="$SELECTED_LOCALES"
local next_selected
next_selected="${selected_index_list%% *}"
selected_index_list="${selected_index_list#* }"
local i=0
for item in "${SUPPORTED_LOCALES[@]}"; do
if [[ "$i" == "$next_selected" ]]; then
LOCALES="$LOCALES"$'\n'"$item"
next_selected="${selected_index_list%% *}"
selected_index_list="${selected_index_list#* }"
((++N_LOCALES))
fi
((++i))
done
LOCALES="${LOCALES:1}"
}
ALL_PARTITIONING_SCHEMES=(
"classic_single_disk" "Classic single disk layout (boot, swap, root)"
"zfs_centric" "ZFS centric (optional raid0/1 and encryption via zfs)"
"btrfs_centric" "Btrfs centric (optional raid0/1 via btrfs)"
"raid0_luks" "Raid0 (N>=2 disks) and luks for root"
"custom" "Custom (edit the config manually later)"
)
PARTITIONING_SCHEME="zfs_centric"
function create_single_disk_layout() {
create_classic_single_disk_layout
}
function create_classic_single_disk_layout() {
PARTITIONING_SCHEME="classic_single_disk"
}
function create_raid0_luks_layout() {
PARTITIONING_SCHEME="classic_single_disk"
}
function create_btrfs_raid_layout() {
create_btrfs_centric_layout
}
function create_btrfs_centric_layout() {
PARTITIONING_SCHEME="btrfs_centric"
}
################################################
# Configuration constants
get_all_keymaps
get_all_timezones
INIT_SYSTEMS=("systemd" "OpenRC")
ALL_GENTOO_ARCHS=("x86" "amd64" "arm" "arm64")
readarray -t SUPPORTED_LOCALES < /usr/share/i18n/SUPPORTED
readarray -t LOCALE_A < <(locale -a)
################################################
# Load/Default configuration
function load_selected_locales() {
local sel_locales=()
local IFS=$'\n'
declare -A selected_by_name
for i in $LOCALES; do
selected_by_name["$i"]=true
done
local i=0
for item in "${SUPPORTED_LOCALES[@]}"; do
[[ "${selected_by_name[$item]-}" == true ]] \
&& sel_locales+=("$i")
((++i))
done
SELECTED_LOCALES="${sel_locales[*]}"
}
function process_config() {
disk_configuration
if [[ "$SYSTEMD" == true ]]; then
INIT_SYSTEM="systemd"
else
INIT_SYSTEM="OpenRC"
fi
if [[ "$KEYMAP" == "$KEYMAP_INITRAMFS" ]]; then
KEYMAP_INITRAMFS_OTHER=false
else
KEYMAP_INITRAMFS_OTHER=true
fi
load_selected_locales
recalculate_locales
}
function load_config() {
# Load settings
source "$1" || die "Could not load given configuration."
# Process config to generate intermediary values.
# After loading a config no unsaved changes exist.
process_config
UNSAVED_CHANGES=false
}
function load_default_config() {
HOSTNAME="gentoo"
TIMEZONE="$(get_timezone)"
KEYMAP="$(get_default_keymap)"
KEYMAP_INITRAMFS="$KEYMAP"
LOCALES="C.UTF-8 UTF-8"
LOCALE="C.utf8"
SYSTEMD=true
GENTOO_MIRROR="https://mirror.eu.oneandone.net/linux/distributions/gentoo/gentoo"
GENTOO_ARCH="amd64"
SELECT_MIRRORS=true
SELECT_MIRRORS_LARGE_FILE=false
ADDITIONAL_PACKAGES=()
INSTALL_SSHD=true
ROOT_SSH_AUTHORIZED_KEYS=""
# Process config to generate intermediary values.
# All settings are unsaved.
process_config
UNSAVED_CHANGES=true
}
SAVE_AS_FILENAME="$RELA_CONFIG_FILE"
if [[ -e "$CONFIG_FILE" ]]; then
load_config "$CONFIG_FILE"
else
load_default_config
fi
################################################
# Menu helpers and constants
function clear_and_exit() {
dialog --clear
clear -x
exit 0
}
function ellipsis() {
local len="$1"
shift
local str="$*"
if [[ "${#str}" -gt "$len" ]]; then
echo "${str:0:$len}…"
else
echo "$str"
fi
}
function on_off_toggle() {
if [[ "${!1}" == true ]]; then
declare -g "$1"=false
else
declare -g "$1"=true
fi
}
function on_off_str() {
if [[ "$1" == true ]]; then
echo -n "$2"
else
echo -n "$3"
fi
}
function on_off_label() {
local prefix="${2-}"
on_off_str "$1" "${prefix}[*]" "${prefix}[ ]"
}
function is_on() {
[[ "$1" == true ]]
}
function is_off() {
[[ "$1" != true ]]
}
# $1: title
# $2: description
# $3: space separated index list of selected items (e.g. "0 1 5 6")
# $@: all items
function menu_splitlist() {
local title="$1"
local description="$2"
local selected_index_list="$3"
shift 3
# Build option array
local items=()
local item
local i=0
local next_selected="${selected_index_list%% *}"
local selected_index_list="${selected_index_list#* }"
for item in "$@"; do
if [[ "$i" == "$next_selected" ]]; then
items+=("$i" "$item" "on")
next_selected="${selected_index_list%% *}"
selected_index_list="${selected_index_list#* }"
else
items+=("$i" "$item" "off")
fi
((++i))
done
# Show selection dialog
local sel
sel="$(dialog \
--title "$title" \
--buildlist "$description\nUse ^ to focus the list of unselected items and $ to focus the list of selected items. Use <Space> to select/deselect an item and select <OK> by pressing <Enter> when finished." \
"${BUILDLIST_SIZE[@]}" "${items[@]}" 3>&2 2>&1 1>&3 3>&-)"
local diag_exit="$?"
if [[ $diag_exit == 0 ]]; then
# <OK>
echo -n "$sel"
return 0
elif [[ $diag_exit == 1 ]]; then
# <Cancel>
return 1
else
# <ESC><ESC>
return 1
fi
}
# $1: title
# $2: description
# $3: default item
# $@: [tag label]...
function menu_radiolist_labeled() {
local title="$1"
local description="$2"
local default_item="$3"
shift 3
# Build option array
local items=()
local tag
local label
while [[ "$#" -gt 0 ]]; do
tag="$1"
label="$2"
shift 2
if [[ $tag == "$default_item" ]]; then
items+=("$tag" "$label" "on")
else
items+=("$tag" "$label" "off")
fi
done
# Show selection dialog
local sel
sel="$(dialog \
--no-tags \
--title "$title" \
--help-button \
--help-label "Select" \
--help-status \
--ok-label "OK" \
--default-item "$default_item" \
--default-button help \
--radiolist "$description\nUse <Select> to select the option under the cursor, or <OK> to use the option which is selected with an asterisk." \
"${RADIOLIST_SIZE[@]}" "${items[@]}" 3>&2 2>&1 1>&3 3>&-)"
local diag_exit="$?"
if [[ $diag_exit == 0 ]]; then
# <OK>
echo -n "$sel"
return 0
elif [[ $diag_exit == 1 ]]; then
# <Cancel>
return 1
elif [[ $diag_exit == 2 ]]; then
# <Select>
local sel="${sel#HELP }"
local sel_cur="${sel% *}"
#local sel_radio="${sel#* }"
echo -n "$sel_cur"
return 0
else
# <ESC><ESC>
return 1
fi
}
# $1: title
# $2: description
# $3: default item
# $@: items
function menu_radiolist() {
local title="$1"
local description="$2"
local default_item="$3"
shift 3
# Build option array
local items=()
local item
for item in "$@"; do
if [[ $item == "$default_item" ]]; then
items+=("$item" "on")
else
items+=("$item" "off")
fi
done
# Show selection dialog
local sel
sel="$(dialog \
--no-items \
--title "$title" \
--help-button \
--help-label "Select" \
--help-status \
--ok-label "OK" \
--default-item "$default_item" \
--default-button help \
--radiolist "$description\nUse <Select> to select the option under the cursor, or <OK> to use the option which is selected with an asterisk." \
"${RADIOLIST_SIZE[@]}" "${items[@]}" 3>&2 2>&1 1>&3 3>&-)"
local diag_exit="$?"
if [[ $diag_exit == 0 ]]; then
# <OK>
echo -n "$sel"
return 0
elif [[ $diag_exit == 1 ]]; then
# <Cancel>
return 1
elif [[ $diag_exit == 2 ]]; then
# <Select>
local sel="${sel#HELP }"
local sel_cur="${sel% *}"
#local sel_radio="${sel#* }"
echo -n "$sel_cur"
return 0
else
# <ESC><ESC>
return 1
fi
}
function msgbox_help() {
dialog \
--msgbox "$1" \
"${HELP_POPUP_SIZE[@]}" 3>&2 2>&1 1>&3 3>&-
}
function menu_exit() {
if [[ $UNSAVED_CHANGES == "true" ]]; then
local sel
sel="$(dialog \
--help-button --help-label "Back" \
--yes-label "Save" --no-label "Discard" \
--yesno "Do you want to save your configuration?\n(Press <ESC><ESC>, or choose <Back> to continue gentoo configuration)." \
"${CONFIRM_SIZE[@]}" 3>&2 2>&1 1>&3 3>&-)"
local diag_exit="$?"
if [[ $diag_exit == 0 ]]; then
# <Save>
save "$CONFIG_FILE"
clear_and_exit 0
elif [[ $diag_exit == 1 ]]; then
# <Discard>
clear_and_exit 0
else
# Back to menu (<ESC><ESC>, <Back>)
true
fi
else
# Nothing was changed. Exit immediately.
clear_and_exit 0
fi
}
function menu_save_as() {
local sel
sel="$(dialog \
--ok-label "Save" \
--inputbox "Enter a filename to which this configuration should be saved.\n(Press <ESC><ESC>, or choose <Cancel> to abort)." \
"${INPUTBOX_SIZE[@]}" "$SAVE_AS_FILENAME" 3>&2 2>&1 1>&3 3>&-)"
local diag_exit="$?"
if [[ $diag_exit == 0 ]]; then
# <Save>
SAVE_AS_FILENAME="$sel"
save "$SAVE_AS_FILENAME"
UNSAVED_CHANGES=false
else
# Back to menu (<ESC><ESC>, <Cancel>)
true
fi
}
function menu() {
local item
local item_tag
local tag_item_list=()
declare -A reverse_lookup
# Create menu list
for item in "${MENU_ITEMS[@]}"; do
# Only if item is visible
"${item}_show" || continue
item_tag="$("${item}_tag")"
tag_item_list+=("$item_tag" "$("${item}_label")")
reverse_lookup["$item_tag"]="$item"
done
local sel
sel="$(dialog --colors \
--title "Gentoo configuration ($RELA_CONFIG_FILE)" \
--extra-button --extra-label "Exit" \
--help-button \
--default-item "$SELECTED_MENU_ITEM" \
--ok-label "Select" --cancel-label "Save" \
--menu "This is the gentoo configuration menu. Read and adjust all options below carefully. Save your desired configuration and run ./install afterwards. Use <Help> if you want further information on any option." \
"${MENU_SIZE[@]}" "${tag_item_list[@]}" 3>&2 2>&1 1>&3 3>&-)"
local diag_exit="$?"
if [[ $diag_exit == 0 ]]; then
# <Select>
SELECTED_MENU_ITEM="$sel"
"${reverse_lookup[$SELECTED_MENU_ITEM]}_menu"
elif [[ $diag_exit == 1 ]]; then
# <Save>
SELECTED_MENU_ITEM="$sel"
menu_save_as
elif [[ $diag_exit == 2 ]]; then
# <Help>
SELECTED_MENU_ITEM="${sel#HELP }"
msgbox_help "$("${reverse_lookup[$SELECTED_MENU_ITEM]}_help")"
else
# Exit (<ESC><ESC>, <Exit>)
SELECTED_MENU_ITEM="${sel-$SELECTED_MENU_ITEM}"
menu_exit
true
fi
}
SELECTED_MENU_ITEM=""
MENU_SIZE=("20" "76" "12")
INPUTBOX_SIZE=("8" "76")
EDITTEXT_SIZE=("16" "76")
RADIOLIST_SIZE=("20" "76" "8")
BUILDLIST_SIZE=("20" "76" "8")
HELP_POPUP_SIZE=("8" "66")
CONFIRM_SIZE=("8" "66")
################################################
# Menu definition
MENU_ITEMS=(
"PARTITIONING_SCHEME"
"SWAP"
"ENCRYPT"
"--------"
"HOSTNAME"
"TIMEZONE"
"KEYMAP"
"KEYMAP_INITRAMFS_OTHER"
"KEYMAP_INITRAMFS"
"LOCALES"
"LOCALE"
"--------"
"INIT_SYSTEM"
"GENTOO_MIRROR"
"GENTOO_ARCH"
"SELECT_MIRRORS"
"SELECT_MIRRORS_LARGE_FILE"
"--------"
"INSTALL_SSHD"
"ROOT_SSH_AUTHORIZED_KEYS"
"ADDITIONAL_PACKAGES"
)
function --------_tag() { echo "────────────────────────────"; }
function --------_label() { echo "────────────────────────────"; }
function --------_show() { return 0; }
function --------_help() { echo "Congratulations, you found a separator."; }
function --------_menu() { true; }
function PARTITIONING_SCHEME_tag() { echo "Partitioning scheme"; }
function PARTITIONING_SCHEME_label() { echo "($PARTITIONING_SCHEME)"; }
function PARTITIONING_SCHEME_show() { return 0; }
function PARTITIONING_SCHEME_help() { echo "Select the desired partitioning scheme."; }
function PARTITIONING_SCHEME_menu() {
local sel
if sel="$(menu_radiolist_labeled \
"Select partitioning scheme" \
"Select which partitioning scheme you want to follow. Have a look at the help text for this option (available in the menu) for more details.\n\nAll options support EFI/BIOS, swap and some form of encryption (luks/zfs).\n" \
"$PARTITIONING_SCHEME" \
"${ALL_PARTITIONING_SCHEMES[@]}")"
then
# Save keymap
PARTITIONING_SCHEME="$sel"
UNSAVED_CHANGES=true
else
# Return to menu
true
fi
}
function HOSTNAME_tag() { echo "Hostname"; }
function HOSTNAME_label() { echo "($HOSTNAME)"; }
function HOSTNAME_show() { return 0; }
function HOSTNAME_help() { echo "Enter the desired system hostname here. Be aware that when creating mdadm raid arrays, this value will be recorded in metadata block. If you change it later, you should also update the metadata."; }
function HOSTNAME_menu() {
local sel
sel="$(dialog \
--title "Select hostname" \
--inputbox "Enter the hostname for your new system." \
"${INPUTBOX_SIZE[@]}" "$HOSTNAME" 3>&2 2>&1 1>&3 3>&-)"
UNSAVED_CHANGES=true
}
function TIMEZONE_tag() { echo "Timezone"; }
function TIMEZONE_label() { echo "($TIMEZONE)"; }
function TIMEZONE_show() { return 0; }
function TIMEZONE_help() { echo "The timezone for the new system."; }
function TIMEZONE_menu() {
local sel
if sel="$(menu_radiolist \
"Select timezone" \
"Select which timezone to use." \
"$TIMEZONE" \
"${ALL_TIMEZONES[@]}")"
then
# Save timezone
TIMEZONE="$sel"
UNSAVED_CHANGES=true
else
# Return to menu
true
fi
}
function KEYMAP_tag() { echo "Keymap"; }
function KEYMAP_label() { echo "($KEYMAP)"; }
function KEYMAP_show() { return 0; }
function KEYMAP_help() { echo "The default vconsole keymap for the system."; }
function KEYMAP_menu() {
local sel
if sel="$(menu_radiolist \
"Select initramfs keymap" \
"Select which keymap to use in the vconsole." \
"$KEYMAP" \
"${ALL_KEYMAPS[@]}")"
then
# Save keymap
KEYMAP="$sel"
UNSAVED_CHANGES=true
else
# Return to menu
true
fi
}
function KEYMAP_INITRAMFS_OTHER_tag() { echo "Different initramfs keymap"; }
function KEYMAP_INITRAMFS_OTHER_label() { on_off_label "$KEYMAP_INITRAMFS_OTHER"; }
function KEYMAP_INITRAMFS_OTHER_show() { return 0; }
function KEYMAP_INITRAMFS_OTHER_help() { echo "Whether another keymap should be used for the initramfs. If enabled, you will be able to choose a separate keymap below."; }
function KEYMAP_INITRAMFS_OTHER_menu() {
on_off_toggle "KEYMAP_INITRAMFS_OTHER"
UNSAVED_CHANGES=true
[[ -z $KEYMAP_INITRAMFS ]] \
&& KEYMAP_INITRAMFS="$KEYMAP"
}
function KEYMAP_INITRAMFS_tag() { echo " └ Keymap (initramfs)"; }
function KEYMAP_INITRAMFS_label() { echo " └ ($KEYMAP_INITRAMFS)"; }
function KEYMAP_INITRAMFS_show() { is_on "$KEYMAP_INITRAMFS_OTHER"; }
function KEYMAP_INITRAMFS_help() { echo "The default vconsole keymap for the initrams. This is important if need to unlock an encrypted partition when booting."; }
function KEYMAP_INITRAMFS_menu() {
local sel
if sel="$(menu_radiolist \
"Select initramfs keymap" \
"Select which keymap to use in the initramfs vconsole." \
"$KEYMAP_INITRAMFS" \
"${ALL_KEYMAPS[@]}")"
then
# Save keymap
KEYMAP_INITRAMFS="$sel"
UNSAVED_CHANGES=true
else
# Return to menu
true
fi
}
function LOCALES_tag() { echo "Locales"; }
function LOCALES_label() { echo "$N_LOCALES selected"; }
function LOCALES_show() { return 0; }
function LOCALES_help() { echo "The locales to generate for the new system. Be careful that the syntax for locales is a different from the resulting name of the genereated locales of locale-gen. For example the locale 'en_US.utf8' is enabled via 'en_US.UTF-8 UTF-8')."; }
function LOCALES_menu() {
local sel
if sel="$(menu_splitlist "Select locales" "Select which locales to generate." "$SELECTED_LOCALES" "${SUPPORTED_LOCALES[@]}")"; then
# Save locales
SELECTED_LOCALES="$sel"
recalculate_locales
UNSAVED_CHANGES=true
else
# Return to menu
true
fi
}
function LOCALE_tag() { echo "Default locale"; }
function LOCALE_label() { echo "($LOCALE)"; }
function LOCALE_show() { return 0; }
function LOCALE_help() { echo "The locale to use for the new system. See \`locale -a\` for available options, and be sure to generate the locale by adding it to the list of locales above."; }
function LOCALE_menu() {
local sel
if sel="$(menu_radiolist \
"Select default locale" \
"Select which locale to use as the default. Remember to also add the desired locale to the list of locales above." \
"$LOCALE" \
"${LOCALE_A[@]}")"
then
# Save locale
LOCALE="$sel"
UNSAVED_CHANGES=true
else
# Return to menu
true
fi
}
function INIT_SYSTEM_tag() { echo "Init system"; }
function INIT_SYSTEM_label() { echo "($INIT_SYSTEM)"; }
function INIT_SYSTEM_show() { return 0; }
function INIT_SYSTEM_help() { echo ""; }
function INIT_SYSTEM_menu() {
local sel
if sel="$(menu_radiolist \
"Select init system" \
"Select the init system you want to use." \
"$INIT_SYSTEM" \
"${INIT_SYSTEMS[@]}")"
then
# Save keymap
INIT_SYSTEM="$sel"
UNSAVED_CHANGES=true
else
# Return to menu
true
fi
}
function GENTOO_MIRROR_tag() { echo "Gentoo mirror"; }
function GENTOO_MIRROR_label() { echo "($(ellipsis 20 "$GENTOO_MIRROR"))"; }
function GENTOO_MIRROR_show() { return 0; }
function GENTOO_MIRROR_help() { echo "Enter the primary gentoo mirror that should be used for the installation process (until mirrorselect is run)."; }
function GENTOO_MIRROR_menu() {
local sel
sel="$(dialog \
--title "Select gentoo mirror" \
--inputbox "Enter the desired gentoo mirror location." \
"${INPUTBOX_SIZE[@]}" "$GENTOO_MIRROR" 3>&2 2>&1 1>&3 3>&-)"
UNSAVED_CHANGES=true
}
function GENTOO_ARCH_tag() { echo "Gentoo arch"; }
function GENTOO_ARCH_label() { echo "($GENTOO_ARCH)"; }
function GENTOO_ARCH_show() { return 0; }
function GENTOO_ARCH_help() { echo "Select gentoo's architecture tag for the new system."; }
function GENTOO_ARCH_menu() {
local sel
if sel="$(menu_radiolist \
"Select architecture" \
"Select the architecture for the new system." \
"$GENTOO_ARCH" \
"${ALL_GENTOO_ARCHS[@]}")"
then
# Save keymap
GENTOO_ARCH="$sel"
UNSAVED_CHANGES=true
else
# Return to menu
true
fi
}
function SELECT_MIRRORS_tag() { echo "Run mirrorselect"; }
function SELECT_MIRRORS_label() { on_off_label "$SELECT_MIRRORS"; }
function SELECT_MIRRORS_show() { return 0; }
function SELECT_MIRRORS_help() { echo "Determines if mirrorselect will be used to determine the best gentoo mirror for the new system."; }
function SELECT_MIRRORS_menu() {
on_off_toggle "SELECT_MIRRORS"
UNSAVED_CHANGES=true
}
function SELECT_MIRRORS_LARGE_FILE_tag() { echo " └ Use large files"; }
function SELECT_MIRRORS_LARGE_FILE_label() { on_off_label "$SELECT_MIRRORS_LARGE_FILE" " └ "; }
function SELECT_MIRRORS_LARGE_FILE_show() { is_on "$SELECT_MIRRORS"; }
function SELECT_MIRRORS_LARGE_FILE_help() { echo "Determines if mirrorselect uses large files (~10MB) to test mirrors."; }
function SELECT_MIRRORS_LARGE_FILE_menu() {
on_off_toggle "SELECT_MIRRORS_LARGE_FILE"
UNSAVED_CHANGES=true
}
function INSTALL_SSHD_tag() { echo "Install sshd"; }
function INSTALL_SSHD_label() { on_off_label "$INSTALL_SSHD"; }
function INSTALL_SSHD_show() { return 0; }
function INSTALL_SSHD_help() { echo "Install and enable sshd on the new system. A reasonably secure sshd configuration will be provided. It will by default only allow ed25519 keys, restrict key exchange algorithms to a reasonable subset, disable any password based authentication, and only allow root to login."; }
function INSTALL_SSHD_menu() {
on_off_toggle "INSTALL_SSHD"
UNSAVED_CHANGES=true
}
function ROOT_SSH_AUTHORIZED_KEYS_tag() { echo "Authorized keys (root)"; }
function ROOT_SSH_AUTHORIZED_KEYS_label() { echo "$(sed '/^\s*#/d;/^\s*$/d' <<< "$ROOT_SSH_AUTHORIZED_KEYS" | wc -l) keys"; }
function ROOT_SSH_AUTHORIZED_KEYS_show() { return 0; }
function ROOT_SSH_AUTHORIZED_KEYS_help() { echo "The authorized keys for ssh root login, one per line."; }
function ROOT_SSH_AUTHORIZED_KEYS_menu() {
# Prepare file to edit in dialog,
# unfortunately <() won't work (probably EOF is encountered before content is available).
local tmpfile
tmpfile="$(mktemp)" || die "Could not create temporary file."
cat > "$tmpfile" <<EOF
# Enter all authorized keys for ssh root login.
# Use <Tab> to navigate between the inputbox, <OK> and <Cancel>.
#
# All comments will be removed from the final file.
# If you are on a vconsole and have no means of entering this now,
# simply edit the final configuration later with a text editor.
#ssh-ed25519 ......
$ROOT_SSH_AUTHORIZED_KEYS
EOF
local sel
sel="$(dialog \
--title "Enter authorized keys" \
--editbox "$tmpfile" "${EDITTEXT_SIZE[@]}" 3>&2 2>&1 1>&3 3>&-)"
ROOT_SSH_AUTHORIZED_KEYS="$(sed '/^\s*#/d;/^\s*$/d' <<< "$sel")"
UNSAVED_CHANGES=true
}
function ADDITIONAL_PACKAGES_tag() { echo "Additional packages"; }
function ADDITIONAL_PACKAGES_label() { echo "${#ADDITIONAL_PACKAGES[@]} packages"; }
function ADDITIONAL_PACKAGES_show() { return 0; }
function ADDITIONAL_PACKAGES_help() { echo "Enter additional packages that should be installed. It is recommended to keep this to a minimum, because of the quite \"interactive\" nature of gentoo package management ;)"; }
function ADDITIONAL_PACKAGES_menu() {
local sel
sel="$(dialog \
--title "Additional packages" \
--inputbox "Enter additional packages (portage package ATOMs) to install. Delimited by space." \
"${INPUTBOX_SIZE[@]}" "${ADDITIONAL_PACKAGES[*]}" 3>&2 2>&1 1>&3 3>&-)"
# shellcheck disable=SC2206
ADDITIONAL_PACKAGES=($sel)
UNSAVED_CHANGES=true
}
################################################
# Menu functions
# $1: filename
function save() {
cat > "$1" <<EOF
# vim: set ft=sh ts=4 sw=4 sts=-1 noet:
# This file will be interpreted by /bin/bash.
################################################
# Disk configuration
$(define_disk_layout)
################################################
# System configuration
HOSTNAME=${HOSTNAME@Q}
TIMEZONE=${TIMEZONE@Q}
KEYMAP=${KEYMAP@Q}
KEYMAP_INITRAMFS=${KEYMAP_INITRAMFS@Q}
LOCALES=${LOCALES@Q}
LOCALE=${LOCALE@Q}
################################################
# Gentoo configuration
GENTOO_MIRROR=${GENTOO_MIRROR@Q}
GENTOO_ARCH=${GENTOO_ARCH@Q}
STAGE3_BASENAME="stage3-\$GENTOO_ARCH$([[ $SYSTEMD == true ]] && echo -n "-systemd")"
SELECT_MIRRORS=${SELECT_MIRRORS@Q}
SELECT_MIRRORS_LARGE_FILE=${SELECT_MIRRORS_LARGE_FILE@Q}
SYSTEMD=${SYSTEMD@Q}
################################################
# Additional (optional) configuration
ADDITIONAL_PACKAGES=${ADDITIONAL_PACKAGES@Q}
INSTALL_SSHD=${INSTALL_SSHD@Q}
ROOT_SSH_AUTHORIZED_KEYS=${ROOT_SSH_AUTHORIZED_KEYS@Q}
################################################
# Prove that you have read the config
I_HAVE_READ_AND_EDITED_THE_CONFIG_PROPERLY=true
EOF
}
# Begin menu loop. Exit will be called to end this loop where it is appropriate.
while true; do
menu
done
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