Standardize system disk on LVM-on-LUKS for snapshot support.
Add dedicated parity disk and correct data disk mountpoints. Resolve various Nix syntax errors in disk templates. Set data disk filesystem to XFS for better large-file performance.
This commit is contained in:
Raphaël Billet
@@ -1,17 +1,6 @@
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#!/bin/bash
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install_prerun_action() {
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echo -e "\n\n ➡️ On the target host : start the computer and boot into the NixOS iso.\n Launch a console and set up a new user password."
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SETUP_ANSWER="$(gum input --placeholder "Type 'done' when you have finished.")"
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if [[ "$SETUP_ANSWER" == "done" ]]; then
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:
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else
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echo " Aborting - you did not type 'done'."
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exit 1
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fi
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}
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update_prerun_action() {
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echo -e "\n\n ➡️ On the target host : make sure the NixOS installation you want to update is up-and-running, accessible with SSH."
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prerun_action() {
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echo -e "$1"
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SETUP_ANSWER="$(gum input --placeholder "Type 'done' when you have finished.")"
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if [[ "$SETUP_ANSWER" == "done" ]]; then
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:
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@@ -76,6 +65,56 @@ necessary_credentials_with_config() {
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fi
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}
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hardware_detection() {
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echo -e "\n\n ➡️ Please provide the password of the target host :"
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ssh-copy-id -i extra-files/home/numbus-admin/.ssh/id_ed25519.pub nixos@$TARGET_HOST
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ssh_to_host() {
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ssh -i extra-files/home/numbus-admin/.ssh/id_ed25519 nixos@$TARGET_HOST "$1"
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}
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echo -e "\n\n 🔎 Detecting graphics card on target host..."
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VGA_INFO=$(ssh_to_host "lspci -nn | grep -i 'vga'")
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if echo "$VGA_INFO" | grep -iq "intel"; then
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echo -e " ✅ Intel graphics card detected."
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TARGET_GRAPHICS="true"
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elif echo "$VGA_INFO" | grep -iq "amd"; then
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echo -e " ✅ AMD graphics card detected."
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TARGET_GRAPHICS="true"
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elif echo "$VGA_INFO" | grep -iq "nvidia"; then
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echo -e " ✅ NVIDIA graphics card detected."
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TARGET_GRAPHICS="true"
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else
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echo -e " ℹ️ No dedicated graphics card detected."
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TARGET_GRAPHICS="false"
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fi
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echo -e "\n\n 🔎 Detecting transconding acceleration on target host..."
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if ssh_to_host "ls /dev/dri/renderD128"; then
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echo -e " ✅ Transcoding capable card detected."
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TARGET_GRAPHICS_RENDERER="true"
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else
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echo -e " ℹ️ No transcoding capable card detected."
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TARGET_GRAPHICS_RENDERER="false"
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fi
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echo -e "\n\n 🔎 Detecting USB Google Coral TPU on target host..."
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if ssh_to_host "lsusb | grep -iq 'google'"; then
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echo -e " ✅ USB Google Coral TPU detected."
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TARGET_USB_CORAL="true"
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else
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echo -e " ℹ️ No USB Google Coral TPU detected."
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TARGET_USB_CORAL="false"
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fi
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echo -e "\n\n 🔎 Detecting Zigbee coordinator on target host..."
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if ssh_to_host "ls /dev/serial/by-id/ | grep -i 'zigbee'"; then
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echo -e " ✅ Zigbee device found in /dev/serial/by-id/."
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TARGET_ZIGBEE_DEVICE=$(ssh_to_host "ls /dev/serial/by-id/ | grep -i 'zigbee'")
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TARGET_ZIGBEE="true"
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else
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echo -e " ℹ️ No Zigbee device found."
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TARGET_ZIGBEE="false"
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fi
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}
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files_generation() {
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echo -e "\n\n ✅ Generating necessary folder tree..."
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mkdir -p extra-files/home/numbus-admin/.ssh/
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@@ -190,57 +229,11 @@ files_generation() {
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nix shell nixpkgs#mosquitto -c mosquitto_passwd -b extra-files/mnt/config-storage/hass/mqtt/config/password.txt $HOME_ASSISTANT_MQTT_USER $HOME_ASSISTANT_MQTT_PASSWORD
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}
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hardware_detection() {
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echo -e "\n\n ➡️ Please provide the password of the target host :"
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ssh-copy-id -i extra-files/home/numbus-admin/.ssh/id_ed25519.pub nixos@$TARGET_HOST
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disk_config_generation() {
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ssh_to_host() {
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ssh -i extra-files/home/numbus-admin/.ssh/id_ed25519 nixos@$TARGET_HOST "$1"
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}
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echo -e "\n\n 🔎 Detecting graphics card on target host..."
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VGA_INFO=$(ssh_to_host "lspci -nn | grep -i 'vga'")
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if echo "$VGA_INFO" | grep -iq "intel"; then
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echo -e " ✅ Intel graphics card detected."
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TARGET_GRAPHICS="true"
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elif echo "$VGA_INFO" | grep -iq "amd"; then
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echo -e " ✅ AMD graphics card detected."
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TARGET_GRAPHICS="true"
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elif echo "$VGA_INFO" | grep -iq "nvidia"; then
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echo -e " ✅ NVIDIA graphics card detected."
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TARGET_GRAPHICS="true"
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else
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echo -e " ℹ️ No dedicated graphics card detected."
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TARGET_GRAPHICS="false"
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fi
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echo -e "\n\n 🔎 Detecting transconding acceleration on target host..."
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if ssh_to_host "ls /dev/dri/renderD128"; then
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echo -e " ✅ Transcoding capable card detected."
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TARGET_GRAPHICS_RENDERER="true"
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else
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echo -e " ℹ️ No transcoding capable card detected."
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TARGET_GRAPHICS_RENDERER="false"
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fi
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echo -e "\n\n 🔎 Detecting USB Google Coral TPU on target host..."
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if ssh_to_host "lsusb | grep -iq 'google'"; then
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echo -e " ✅ USB Google Coral TPU detected."
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TARGET_USB_CORAL="true"
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else
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echo -e " ℹ️ No USB Google Coral TPU detected."
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TARGET_USB_CORAL="false"
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fi
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echo -e "\n\n 🔎 Detecting Zigbee coordinator on target host..."
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if ssh_to_host "ls /dev/serial/by-id/ | grep -i 'zigbee'"; then
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echo -e " ✅ Zigbee device found in /dev/serial/by-id/."
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TARGET_ZIGBEE_DEVICE=$(ssh_to_host "ls /dev/serial/by-id/ | grep -i 'zigbee'")
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TARGET_ZIGBEE="true"
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else
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echo -e " ℹ️ No Zigbee device found."
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TARGET_ZIGBEE="false"
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fi
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}
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disk_config_generation() {
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echo -e "\n\n ⚠️ WARNING: you will choose the disks you want to install NixOS on."
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echo -e " !! PLEASE MAKE SURE YOU BACKED UP ANY IMPORTANT DATA !!"
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echo -e " !! ALL DATA WILL BE WIPED ON THE DISKS YOU CHOOSE !!"
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@@ -254,8 +247,86 @@ disk_config_generation() {
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exit 1
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fi
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sleep 10
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echo -e "\n\n 🔎 Fetching disks from target host..."
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DISK_JSON=$(ssh_to_host "lsblk -d --json -o NAME,ROTA,SIZE,PATH")
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BY_ID_RAW=$(ssh_to_host "ls -l /dev/disk/by-id/")
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if [ -z "$DISK_JSON" ]; then
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echo " ❌ Could not find any disks on the target host. Aborting."
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exit 1
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fi
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declare -A BY_ID_MAP
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while read -r line; do
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if [[ "$line" =~ "-> ../../"(.*)$ ]]; then
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dev_name="${BASH_REMATCH[1]}"
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by_id_path="/dev/disk/by-id/$(echo "$line" | awk '{print $9}')"
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if [[ ! -v "BY_ID_MAP[$dev_name]" && ! "$by_id_path" =~ -part ]]; then
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BY_ID_MAP["$dev_name"]="$by_id_path"
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fi
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fi
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done <<< "$BY_ID_RAW"
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declare -A DISK_MAP
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declare -a DISK_OPTIONS
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while read -r name type size; do
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by_id=${BY_ID_MAP[$name]}
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if [ -z "$by_id" ]; then continue; fi
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option=$(printf "%-8s %-5s %-8s (%s)" "$name" "$type" "$size" "$by_id")
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DISK_OPTIONS+=("$option")
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DISK_MAP["$option"]="$by_id"
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done < <(echo "$DISK_JSON" | jq -r '.blockdevices[] | "\(.name) \(if .name | test("^nvme") then "NVMe" else (if .rota == "0" then "SSD" else "HDD" end) end) \(.size)"')
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echo -e "\n\n ➡️ Please choose one (stripe) or two (mirror) disks for your NixOS boot installation:"
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mapfile -t SELECTED_BOOT_OPTIONS < <(gum choose --limit 2 "${DISK_OPTIONS[@]}")
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if [ ${#SELECTED_BOOT_OPTIONS[@]} -eq 0 ]; then
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echo " ❌ No boot disk selected. Aborting."
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exit 1
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fi
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NUMBER_OF_BOOT_DISKS=${#SELECTED_BOOT_OPTIONS[@]}
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BOOT_DISK_1=${DISK_MAP["${SELECTED_BOOT_OPTIONS[0]}"]}
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if [ "$NUMBER_OF_BOOT_DISKS" -eq 2 ]; then
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BOOT_DISK_2=${DISK_MAP["${SELECTED_BOOT_OPTIONS[1]}"]}
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fi
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REMAINING_DISKS=()
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for option in "${DISK_OPTIONS[@]}"; do
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is_boot_disk=false
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for selected in "${SELECTED_BOOT_OPTIONS[@]}"; do
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if [[ "$option" == "$selected" ]]; then
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is_boot_disk=true
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break
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fi
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done
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if ! $is_boot_disk; then
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REMAINING_DISKS+=("$option")
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fi
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done
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if [ ${#REMAINING_DISKS[@]} -gt 0 ]; then
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echo -e "\n\n ➡️ Please choose your data disks (up to 4):"
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mapfile -t SELECTED_DATA_OPTIONS < <(gum choose --limit 4 "${REMAINING_DISKS[@]}")
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NUMBER_OF_DATA_DISKS=${#SELECTED_DATA_OPTIONS[@]}
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for i in $(seq 0 $(($NUMBER_OF_DATA_DISKS - 1))); do
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declare "DATA_DISK_$(($i + 1))"="${DISK_MAP["${SELECTED_DATA_OPTIONS[$i]}"]}"
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done
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else
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echo -e "\n\n ℹ️ No remaining disks available for data storage."
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NUMBER_OF_DATA_DISKS=0
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fi
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DISK_CONFIG_TEMPLATE="config-files/disks/boot-${NUMBER_OF_BOOT_DISKS}-data-${NUMBER_OF_DATA_DISKS}.nix"
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if [[ -f "$DISK_CONFIG_TEMPLATE" ]]; then
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echo -e "\n\n ✅ Generating disk configuration from template: $DISK_CONFIG_TEMPLATE"
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envsubst < "$DISK_CONFIG_TEMPLATE" > disk-config.nix
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else
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echo -e "\n\n ❌ Error: No disk configuration template found for $NUMBER_OF_BOOT_DISKS boot disk(s) and $NUMBER_OF_DATA_DISKS data disk(s)."
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echo " Looked for: $DISK_CONFIG_TEMPLATE"
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exit 1
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}
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deploy() {
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@@ -322,17 +393,21 @@ echo $ACTION_ANSWER
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if [[ "$ACTION_ANSWER" == "[1] 🌐 Deploy NixOS on a remote machine" ]]; then
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echo -e "\n ➡️ Proceeding with deployment…"
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install_prerun_action
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prerun_action "\n\n ➡️ On the target host : start the computer and boot into the NixOS iso.\n Launch a console and set up a new user password."
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necessary_credentials
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hardware_detection
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files_generation
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disk_config_generation
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elif [[ "$ACTION_ANSWER" == "[2] 💽 Deploy NixOS on a remote machine with a file configuration" ]]; then
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echo -e "\n ➡️ Proceeding with deployment using a config file…"
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install_prerun_action
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prerun_action "\n\n ➡️ On the target host : start the computer and boot into the NixOS iso.\n Launch a console and set up a new user password."
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necessary_credentials_with_config
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hardware_detection
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files_generation
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disk_config_generation
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elif [[ "$ACTION_ANSWER" == "[3] 🛠️ Update a NixOS remote machine" ]]; then
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echo -e "\n ➡️ Proceeding with update…"
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update_prerun_action
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prerun_action "\n\n ➡️ On the target host : make sure the NixOS installation you want to update is up-and-running, accessible with SSH."
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nixos_update
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else
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echo "Aborting - you did not type '1, 2 or 3'."
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