import json import logging import os import pathlib import time import archinstall if archinstall.arguments.get('help'): print("See `man archinstall` for help.") exit(0) if os.getuid() != 0: print("Archinstall requires root privileges to run. See --help for more.") exit(1) # Log various information about hardware before starting the installation. This might assist in troubleshooting archinstall.log(f"Hardware model detected: {archinstall.sys_vendor()} {archinstall.product_name()}; UEFI mode: {archinstall.has_uefi()}", level=logging.DEBUG) archinstall.log(f"Processor model detected: {archinstall.cpu_model()}", level=logging.DEBUG) archinstall.log(f"Memory statistics: {archinstall.mem_available()} available out of {archinstall.mem_total()} total installed", level=logging.DEBUG) archinstall.log(f"Virtualization detected: {archinstall.virtualization()}; is VM: {archinstall.is_vm()}", level=logging.DEBUG) archinstall.log(f"Graphics devices detected: {archinstall.graphics_devices().keys()}", level=logging.DEBUG) # For support reasons, we'll log the disk layout pre installation to match against post-installation layout archinstall.log(f"Disk states before installing: {archinstall.disk_layouts()}", level=logging.DEBUG) def load_config(): if archinstall.arguments.get('harddrives', None) is not None: if type(archinstall.arguments['harddrives']) is str: archinstall.arguments['harddrives'] = archinstall.arguments['harddrives'].split(',') archinstall.arguments['harddrives'] = [archinstall.BlockDevice(BlockDev) for BlockDev in archinstall.arguments['harddrives']] # Temporarily disabling keep_partitions if config file is loaded # Temporary workaround to make Desktop Environments work if archinstall.arguments.get('profile', None) is not None: if type(archinstall.arguments.get('profile', None)) is dict: archinstall.arguments['profile'] = archinstall.Profile(None, archinstall.arguments.get('profile', None)['path']) else: archinstall.arguments['profile'] = archinstall.Profile(None, archinstall.arguments.get('profile', None)) archinstall.storage['_desktop_profile'] = archinstall.arguments.get('desktop-environment', None) if archinstall.arguments.get('mirror-region', None) is not None: if type(archinstall.arguments.get('mirror-region', None)) is dict: archinstall.arguments['mirror-region'] = archinstall.arguments.get('mirror-region', None) else: selected_region = archinstall.arguments.get('mirror-region', None) archinstall.arguments['mirror-region'] = {selected_region: archinstall.list_mirrors()[selected_region]} if archinstall.arguments.get('sys-language', None) is not None: archinstall.arguments['sys-language'] = archinstall.arguments.get('sys-language', 'en_US') if archinstall.arguments.get('sys-encoding', None) is not None: archinstall.arguments['sys-encoding'] = archinstall.arguments.get('sys-encoding', 'utf-8') if archinstall.arguments.get('gfx_driver', None) is not None: archinstall.storage['gfx_driver_packages'] = archinstall.AVAILABLE_GFX_DRIVERS.get(archinstall.arguments.get('gfx_driver', None), None) if archinstall.arguments.get('servers', None) is not None: archinstall.storage['_selected_servers'] = archinstall.arguments.get('servers', None) if archinstall.arguments.get('disk_layouts', None) is not None: if (dl_path := pathlib.Path(archinstall.arguments['disk_layouts'])).exists() and str(dl_path).endswith('.json'): try: with open(dl_path) as fh: archinstall.storage['disk_layouts'] = json.load(fh) except Exception as e: raise ValueError(f"--disk_layouts does not contain a valid JSON format: {e}") else: try: archinstall.storage['disk_layouts'] = json.loads(archinstall.arguments['disk_layouts']) except: raise ValueError("--disk_layouts= needs either a JSON file or a JSON string given with a valid disk layout.") def ask_user_questions(): """ First, we'll ask the user for a bunch of user input. Not until we're satisfied with what we want to install will we continue with the actual installation steps. """ if not archinstall.arguments.get('keyboard-layout', None): while True: try: archinstall.arguments['keyboard-layout'] = archinstall.select_language(archinstall.list_keyboard_languages()).strip() break except archinstall.RequirementError as err: archinstall.log(err, fg="red") # Before continuing, set the preferred keyboard layout/language in the current terminal. # This will just help the user with the next following questions. if len(archinstall.arguments['keyboard-layout']): archinstall.set_keyboard_language(archinstall.arguments['keyboard-layout']) # Set which region to download packages from during the installation if not archinstall.arguments.get('mirror-region', None): while True: try: archinstall.arguments['mirror-region'] = archinstall.select_mirror_regions(archinstall.list_mirrors()) break except archinstall.RequirementError as e: archinstall.log(e, fg="red") if not archinstall.arguments.get('sys-language', None) and archinstall.arguments.get('advanced', False): archinstall.arguments['sys-language'] = input("Enter a valid locale (language) for your OS, (Default: en_US): ").strip() archinstall.arguments['sys-encoding'] = input("Enter a valid system default encoding for your OS, (Default: utf-8): ").strip() archinstall.log("Keep in mind that if you want multiple locales, post configuration is required.", fg="yellow") if not archinstall.arguments.get('sys-language', None): archinstall.arguments['sys-language'] = 'en_US' if not archinstall.arguments.get('sys-encoding', None): archinstall.arguments['sys-encoding'] = 'utf-8' # Ask which harddrives/block-devices we will install to # and convert them into archinstall.BlockDevice() objects. if archinstall.arguments.get('harddrives', None) is None: archinstall.arguments['harddrives'] = archinstall.generic_multi_select(archinstall.all_disks(), text="Select one or more harddrives to use and configure (leave blank to skip this step): ", allow_empty=True) if archinstall.arguments.get('harddrives', None) is not None and archinstall.storage.get('disk_layouts', None) is None: archinstall.storage['disk_layouts'] = archinstall.select_disk_layout(archinstall.arguments['harddrives']) # Get disk encryption password (or skip if blank) if archinstall.arguments['harddrives'] and archinstall.arguments.get('!encryption-password', None) is None: if passwd := archinstall.get_password(prompt='Enter disk encryption password (leave blank for no encryption): '): archinstall.arguments['!encryption-password'] = passwd if archinstall.arguments['harddrives'] and archinstall.arguments.get('!encryption-password', None): # If no partitions was marked as encrypted, but a password was supplied and we have some disks to format.. # Then we need to identify which partitions to encrypt. This will default to / (root). if len(list(archinstall.encrypted_partitions(archinstall.storage['disk_layouts']))) == 0: archinstall.storage['disk_layouts'] = archinstall.select_encrypted_partitions(archinstall.storage['disk_layouts'], archinstall.arguments['!encryption-password']) # Ask which boot-loader to use (will only ask if we're in BIOS (non-efi) mode) if not archinstall.arguments.get("bootloader", None): archinstall.arguments["bootloader"] = archinstall.ask_for_bootloader() if not archinstall.arguments.get('swap', None): archinstall.arguments['swap'] = archinstall.ask_for_swap() # Get the hostname for the machine if not archinstall.arguments.get('hostname', None): archinstall.arguments['hostname'] = input('Desired hostname for the installation: ').strip(' ') # Ask for a root password (optional, but triggers requirement for super-user if skipped) if not archinstall.arguments.get('!root-password', None): archinstall.arguments['!root-password'] = archinstall.get_password(prompt='Enter root password (leave blank to disable root & create superuser): ') # Ask for additional users (super-user if root pw was not set) if not archinstall.arguments.get('!root-password', None) and not archinstall.arguments.get('!superusers', None): archinstall.arguments['!superusers'] = archinstall.ask_for_superuser_account('Create a required super-user with sudo privileges: ', forced=True) users, superusers = archinstall.ask_for_additional_users('Enter a username to create an additional user (leave blank to skip & continue): ') archinstall.arguments['!users'] = users archinstall.arguments['!superusers'] = {**archinstall.arguments['!superusers'], **superusers} # Ask for archinstall-specific profiles (such as desktop environments etc) if not archinstall.arguments.get('profile', None): archinstall.arguments['profile'] = archinstall.select_profile() # Check the potentially selected profiles preparations to get early checks if some additional questions are needed. if archinstall.arguments['profile'] and archinstall.arguments['profile'].has_prep_function(): with archinstall.arguments['profile'].load_instructions(namespace=f"{archinstall.arguments['profile'].namespace}.py") as imported: if not imported._prep_function(): archinstall.log(' * Profile\'s preparation requirements was not fulfilled.', fg='red') exit(1) # Ask about audio server selection if one is not already set if not archinstall.arguments.get('audio', None): # The argument to ask_for_audio_selection lets the library know if it's a desktop profile archinstall.arguments['audio'] = archinstall.ask_for_audio_selection(archinstall.is_desktop_profile(archinstall.arguments['profile'])) # Ask for preferred kernel: if not archinstall.arguments.get("kernels", None): kernels = ["linux", "linux-lts", "linux-zen", "linux-hardened"] archinstall.arguments['kernels'] = archinstall.select_kernel(kernels) # Additional packages (with some light weight error handling for invalid package names) print("Only packages such as base, base-devel, linux, linux-firmware, efibootmgr and optional profile packages are installed.") print("If you desire a web browser, such as firefox or chromium, you may specify it in the following prompt.") while True: if not archinstall.arguments.get('packages', None): archinstall.arguments['packages'] = [package for package in input('Write additional packages to install (space separated, leave blank to skip): ').split(' ') if len(package)] if len(archinstall.arguments['packages']): # Verify packages that were given try: archinstall.log("Verifying that additional packages exist (this might take a few seconds)") archinstall.validate_package_list(archinstall.arguments['packages']) break except archinstall.RequirementError as e: archinstall.log(e, fg='red') archinstall.arguments['packages'] = None # Clear the packages to trigger a new input question else: # no additional packages were selected, which we'll allow break # Ask or Call the helper function that asks the user to optionally configure a network. if not archinstall.arguments.get('nic', None): archinstall.arguments['nic'] = archinstall.ask_to_configure_network() if not archinstall.arguments['nic']: archinstall.log("No network configuration was selected. Network is going to be unavailable until configured manually!", fg="yellow") if not archinstall.arguments.get('timezone', None): archinstall.arguments['timezone'] = archinstall.ask_for_a_timezone() if archinstall.arguments['timezone']: if not archinstall.arguments.get('ntp', False): archinstall.arguments['ntp'] = input("Would you like to use automatic time synchronization (NTP) with the default time servers? [Y/n]: ").strip().lower() in ('y', 'yes', '') if archinstall.arguments['ntp']: archinstall.log("Hardware time and other post-configuration steps might be required in order for NTP to work. For more information, please check the Arch wiki.", fg="yellow") def perform_filesystem_operations(): print() print('This is your chosen configuration:') archinstall.log("-- Guided template chosen (with below config) --", level=logging.DEBUG) user_configuration = json.dumps(archinstall.arguments, indent=4, sort_keys=True, cls=archinstall.JSON) archinstall.log(user_configuration, level=logging.INFO) with open("/var/log/archinstall/user_configuration.json", "w") as config_file: config_file.write(user_configuration) user_disk_layout = json.dumps(archinstall.storage['disk_layouts'], indent=4, sort_keys=True, cls=archinstall.JSON) archinstall.log(user_disk_layout, level=logging.INFO) with open("/var/log/archinstall/user_disk_layout.json", "w") as disk_layout_file: disk_layout_file.write(user_disk_layout) print() if archinstall.arguments.get('dry-run'): exit(0) if not archinstall.arguments.get('silent'): input('Press Enter to continue.') """ Issue a final warning before we continue with something un-revertable. We mention the drive one last time, and count from 5 to 0. """ if archinstall.arguments.get('harddrives', None): print(f" ! Formatting {archinstall.arguments['harddrives']} in ", end='') archinstall.do_countdown() """ Setup the blockdevice, filesystem (and optionally encryption). Once that's done, we'll hand over to perform_installation() """ mode = archinstall.GPT if archinstall.has_uefi() is False: mode = archinstall.MBR for drive in archinstall.arguments['harddrives']: with archinstall.Filesystem(drive, mode) as fs: fs.load_layout(archinstall.storage['disk_layouts'][drive.path]) def perform_installation(mountpoint): user_credentials = {} if archinstall.arguments.get('!users'): user_credentials["!users"] = archinstall.arguments['!users'] if archinstall.arguments.get('!superusers'): user_credentials["!superusers"] = archinstall.arguments['!superusers'] if archinstall.arguments.get('!encryption-password'): user_credentials["!encryption-password"] = archinstall.arguments['!encryption-password'] with open("/var/log/archinstall/user_credentials.json", "w") as config_file: config_file.write(json.dumps(user_credentials, indent=4, sort_keys=True, cls=archinstall.UNSAFE_JSON)) """ Performs the installation steps on a block device. Only requirement is that the block devices are formatted and setup prior to entering this function. """ with archinstall.Installer(mountpoint, kernels=archinstall.arguments.get('kernels', 'linux')) as installation: # Mount all the drives to the desired mountpoint # This *can* be done outside of the installation, but the installer can deal with it. installation.mount_ordered_layout(archinstall.storage['disk_layouts']) # if len(mirrors): # Certain services might be running that affects the system during installation. # Currently, only one such service is "reflector.service" which updates /etc/pacman.d/mirrorlist # We need to wait for it before we continue since we opted in to use a custom mirror/region. installation.log('Waiting for automatic mirror selection (reflector) to complete.', level=logging.INFO) while archinstall.service_state('reflector') not in ('dead', 'failed'): time.sleep(1) # Set mirrors used by pacstrap (outside of installation) if archinstall.arguments.get('mirror-region', None): archinstall.use_mirrors(archinstall.arguments['mirror-region']) # Set the mirrors for the live medium if installation.minimal_installation(): installation.set_locale(archinstall.arguments['sys-language'], archinstall.arguments['sys-encoding'].upper()) installation.set_hostname(archinstall.arguments['hostname']) if archinstall.arguments['mirror-region'].get("mirrors", None) is not None: installation.set_mirrors(archinstall.arguments['mirror-region']) # Set the mirrors in the installation medium if archinstall.arguments["bootloader"] == "grub-install" and archinstall.has_uefi(): installation.add_additional_packages("grub") installation.add_bootloader(archinstall.arguments["bootloader"]) if archinstall.arguments['swap']: installation.setup_swap('zram') # If user selected to copy the current ISO network configuration # Perform a copy of the config if archinstall.arguments.get('nic', {}) == 'Copy ISO network configuration to installation': installation.copy_iso_network_config(enable_services=True) # Sources the ISO network configuration to the install medium. elif archinstall.arguments.get('nic', {}).get('NetworkManager', False): installation.add_additional_packages("networkmanager") installation.enable_service('NetworkManager.service') # Otherwise, if a interface was selected, configure that interface elif archinstall.arguments.get('nic', {}): installation.configure_nic(**archinstall.arguments.get('nic', {})) installation.enable_service('systemd-networkd') installation.enable_service('systemd-resolved') if archinstall.arguments.get('audio', None) is not None: installation.log(f"This audio server will be used: {archinstall.arguments.get('audio', None)}", level=logging.INFO) if archinstall.arguments.get('audio', None) == 'pipewire': print('Installing pipewire ...') installation.add_additional_packages(["pipewire", "pipewire-alsa", "pipewire-jack", "pipewire-media-session", "pipewire-pulse", "gst-plugin-pipewire", "libpulse"]) elif archinstall.arguments.get('audio', None) == 'pulseaudio': print('Installing pulseaudio ...') installation.add_additional_packages("pulseaudio") else: installation.log("No audio server will be installed.", level=logging.INFO) if archinstall.arguments.get('packages', None) and archinstall.arguments.get('packages', None)[0] != '': installation.add_additional_packages(archinstall.arguments.get('packages', None)) if archinstall.arguments.get('profile', None): installation.install_profile(archinstall.arguments.get('profile', None)) for user, user_info in archinstall.arguments.get('!users', {}).items(): installation.user_create(user, user_info["!password"], sudo=False) for superuser, user_info in archinstall.arguments.get('!superusers', {}).items(): installation.user_create(superuser, user_info["!password"], sudo=True) if timezone := archinstall.arguments.get('timezone', None): installation.set_timezone(timezone) if archinstall.arguments.get('ntp', False): installation.activate_time_syncronization() if (root_pw := archinstall.arguments.get('!root-password', None)) and len(root_pw): installation.user_set_pw('root', root_pw) # This step must be after profile installs to allow profiles to install language pre-requisits. # After which, this step will set the language both for console and x11 if x11 was installed for instance. installation.set_keyboard_language(archinstall.arguments['keyboard-layout']) if archinstall.arguments['profile'] and archinstall.arguments['profile'].has_post_install(): with archinstall.arguments['profile'].load_instructions(namespace=f"{archinstall.arguments['profile'].namespace}.py") as imported: if not imported._post_install(): archinstall.log(' * Profile\'s post configuration requirements was not fulfilled.', fg='red') exit(1) # If the user provided a list of services to be enabled, pass the list to the enable_service function. # Note that while it's called enable_service, it can actually take a list of services and iterate it. if archinstall.arguments.get('services', None): installation.enable_service(*archinstall.arguments['services']) # If the user provided custom commands to be run post-installation, execute them now. if archinstall.arguments.get('custom-commands', None): archinstall.run_custom_user_commands(archinstall.arguments['custom-commands'], installation) installation.log("For post-installation tips, see https://wiki.archlinux.org/index.php/Installation_guide#Post-installation", fg="yellow") if not archinstall.arguments.get('silent'): choice = input("Would you like to chroot into the newly created installation and perform post-installation configuration? [Y/n] ") if choice.lower() in ("y", ""): try: installation.drop_to_shell() except: pass # For support reasons, we'll log the disk layout post installation (crash or no crash) archinstall.log(f"Disk states after installing: {archinstall.disk_layouts()}", level=logging.DEBUG) if not archinstall.check_mirror_reachable(): log_file = os.path.join(archinstall.storage.get('LOG_PATH', None), archinstall.storage.get('LOG_FILE', None)) archinstall.log(f"Arch Linux mirrors are not reachable. Please check your internet connection and the log file '{log_file}'.", level=logging.INFO, fg="red") exit(1) load_config() if not archinstall.arguments.get('silent'): ask_user_questions() perform_filesystem_operations() perform_installation(archinstall.storage.get('MOUNT_POINT', '/mnt'))