added not tested isntall script and some secrets
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steffen
parent
728edd0036
commit
8f83105aa4
5 changed files with 231 additions and 18 deletions
18
apps/install/default.nix
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18
apps/install/default.nix
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@ -0,0 +1,18 @@
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{
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writeShellApplication,
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git,
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...
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}:
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let
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name = "install";
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text = builtins.readFile ./${name}.sh;
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in
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writeShellApplication {
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inherit name text;
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meta.mainProgram = name;
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runtimeInputs = [
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git
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];
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}
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164
apps/install/install.sh
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164
apps/install/install.sh
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#!/usr/bin/env bash
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# NixOS install script
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### VARIABLES ###
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ASK_VERIFICATION=1 # Default to ask for verification
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CONFIG_DIR="/tmp/nixos" # Directory to copy flake to / clone flake into
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GIT_BRANCH="main" # Default Git branch
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GIT_REPO="" # Git repository URL
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HOSTNAME="" # Hostname
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MNT="/mnt" # root mount point
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SEPARATOR="________________________________________" # line separator
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### FUNCTIONS ###
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# Function to display help information
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Show_help() {
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echo "Usage: $0 [-r REPO] [-n HOSTNAME] [-b BRANCH] [-y] [-h]"
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echo
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echo "Options:"
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echo " -r, --repo REPO Your NixOS configuration Git repository URL"
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echo " -n, --hostname HOSTNAME Specify the hostname for the NixOS configuration"
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echo " -b, --branch BRANCH Specify the Git branch to use (default: $GIT_BRANCH)"
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echo " -y, --yes Do not ask for user verification before proceeding"
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echo " -h, --help Show this help message and exit"
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}
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# Function to format, partition, and mount disks for $HOSTNAME using disko
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Run_disko() {
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echo "$SEPARATOR"
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echo "Running disko..."
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nix --experimental-features "nix-command flakes" run github:nix-community/disko/latest -- --mode disko "$CONFIG_DIR"/hosts/"$HOSTNAME"/disks.nix
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}
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# Function to format, partition, and mount disks for $HOSTNAME using a partitioning script
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Run_script() {
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echo "$SEPARATOR"
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echo "Running partitioning script..."
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bash "$CONFIG_DIR"/hosts/"$HOSTNAME"/disks.sh
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}
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# Function to check mount points and partitioning
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Check_partitioning() {
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echo "$SEPARATOR"
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echo "Printing mount points and partitioning..."
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mount | grep "$MNT"
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lsblk -f
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[[ "$ASK_VERIFICATION" == 1 ]] && read -rp "Verify the mount points and partitioning. Press Ctrl+c to cancel or Enter to continue..."
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}
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# Function to generate hardware configuration
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Generate_hardware_config() {
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[[ "$ASK_VERIFICATION" == 1 ]] && read -rp "No hardware configuration found. Press Ctrl+c to cancel or Enter to generate one..."
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echo "$SEPARATOR"
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echo "Generating hardware configuration..."
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nixos-generate-config --root "$MNT" --show-hardware-config > "$CONFIG_DIR"/hosts/"$HOSTNAME"/hardware.nix
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# Check if hardware configuration has been generated
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if [[ ! -f "$CONFIG_DIR"/hosts/"$HOSTNAME"/hardware.nix ]]; then
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echo "Error: Hardware configuration cannot be generated."
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exit 1
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fi
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# Add configuration to git
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git -C "$CONFIG_DIR" add hosts/"$HOSTNAME"/hardware.nix
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echo "Hardware configuration generated successfully."
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}
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# Function to install configuration for $HOSTNAME
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Install() {
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# Check if hardware configuration exists
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[[ ! -f "$CONFIG_DIR"/hosts/"$HOSTNAME"/hardware.nix ]] && Generate_hardware_config
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echo "$SEPARATOR"
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echo "Installing NixOS..."
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nixos-install --root "$MNT" --no-root-password --flake "$CONFIG_DIR"#"$HOSTNAME" && echo "You can reboot the system now."
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}
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### PARSE ARGUMENTS ###
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while [[ "$#" -gt 0 ]]; do
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case $1 in
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-r|--repo) GIT_REPO="$2"; shift ;;
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-b|--branch) GIT_BRANCH="$2"; shift ;;
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-y|--yes) ASK_VERIFICATION=0 ;;
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-h|--help) Show_help; exit 0 ;;
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-n|--hostname) HOSTNAME="$2"; shift ;;
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*) echo "Unknown option: $1"; Show_help; exit 1 ;;
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esac
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shift
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done
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### PREREQUISITES ###
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echo "$SEPARATOR"
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mkdir -p "$CONFIG_DIR"
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# Clone NixOS configuration from $GIT_REPO if provided
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if [[ -n "$GIT_REPO" ]]; then
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# Clone Git repo if directory is empty
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if [[ -z "$(ls -A "$CONFIG_DIR" 2>/dev/null)" ]]; then
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echo "Cloning NixOS configuration repo..."
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git clone --depth 1 -b "$GIT_BRANCH" "$GIT_REPO" "$CONFIG_DIR"
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# Check if git repository has been cloned
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if [[ ! -d "$CONFIG_DIR"/.git ]]; then
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echo "Error: Git repository could not be cloned."
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exit 1
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fi
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else
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echo "$CONFIG_DIR is not empty. Skip cloning $GIT_REPO."
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fi
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fi
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if [[ ! -f "$CONFIG_DIR"/flake.nix ]]; then
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echo "Error: $CONFIG_DIR does not contain 'flake.nix'."
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exit 1
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fi
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### CHOOSE CONFIG ###
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# If hostname is not provided via options, prompt the user
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if [[ -z "$HOSTNAME" ]]; then
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# Get list of available hostnames
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HOSTNAMES=$(ls "$CONFIG_DIR"/hosts)
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echo "$SEPARATOR"
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echo "Please choose a hostname to install its NixOS configuration."
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echo "$HOSTNAMES"
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read -rp "Enter hostname: " HOSTNAME
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# Check if hostname is empty
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if [[ -z "$HOSTNAME" ]]; then
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echo "Error: Hostname cannot be empty."
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exit 1
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fi
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fi
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### INSTALLATION ###
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# Check if NixOS configuration exists
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if [[ -d "$CONFIG_DIR"/hosts/"$HOSTNAME" ]]; then
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# Check for existing disko configuration
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if [[ -f "$CONFIG_DIR"/hosts/"$HOSTNAME"/disks.nix ]]; then
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Run_disko || ( echo "Error: disko failed." && exit 1 )
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# Check for partitioning script
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elif [[ -f "$CONFIG_DIR"/hosts/"$HOSTNAME"/disks.sh ]]; then
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Run_script || ( echo "Error: Partitioning script failed." && exit 1 )
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else
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echo "Error: No disko configuration (disks.nix) or partitioning script (disks.sh) found for host '$HOSTNAME'."
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exit 1
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fi
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Check_partitioning
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Install || ( echo "Error: Installation failed." && exit 1 )
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else
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echo "Error: Configuration for host '$HOSTNAME' does not exist."
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exit 1
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fi
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