import getpass, time, json, sys, signal, os import archinstall """ This signal-handler chain (and global variable) is used to trigger the "Are you sure you want to abort?" question further down. It might look a bit odd, but have a look at the line: "if SIG_TRIGGER:" """ SIG_TRIGGER = False def kill_handler(sig, frame): print() exit(0) def sig_handler(sig, frame): global SIG_TRIGGER SIG_TRIGGER = True signal.signal(signal.SIGINT, kill_handler) original_sigint_handler = signal.getsignal(signal.SIGINT) signal.signal(signal.SIGINT, sig_handler) def perform_installation(device, boot_partition, language, mirrors): """ 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(device, boot_partition=boot_partition, hostname=archinstall.arguments.get('hostname', 'Archinstall')) as installation: ## 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(f'Waiting for automatic mirror selection has completed before using custom mirrors.') while 'dead' not in (status := archinstall.service_state('reflector')): time.sleep(1) archinstall.use_mirrors(mirrors) # Set the mirrors for the live medium if installation.minimal_installation(): installation.set_mirrors(mirrors) # Set the mirrors in the installation medium installation.set_keyboard_language(language) installation.add_bootloader() # If user selected to copy the current ISO network configuration # Perform a copy of the config if archinstall.storage['_guided']['network'] == 'Copy ISO network configuration to installation': installation.copy_ISO_network_config(enable_services=True) # Sources the ISO network configuration to the install medium. # Otherwise, if a interface was selected, configure that interface elif archinstall.storage['_guided']['network']: installation.configure_nic(**archinstall.storage['_guided']['network']) installation.enable_service('systemd-networkd') installation.enable_service('systemd-resolved') if archinstall.storage['_guided']['packages'] and archinstall.storage['_guided']['packages'][0] != '': installation.add_additional_packages(archinstall.storage['_guided']['packages']) if 'profile' in archinstall.storage['_guided'] and len(profile := archinstall.storage['_guided']['profile']['path'].strip()): installation.install_profile(profile) if archinstall.storage['_guided']['users']: for user in archinstall.storage['_guided']['users']: password = users[user] sudo = False if 'root_pw' not in archinstall.storage['_guided_hidden'] or len(archinstall.storage['_guided_hidden']['root_pw'].strip()) == 0: sudo = True installation.user_create(user, password, sudo=sudo) if 'root_pw' in archinstall.storage['_guided_hidden'] and archinstall.storage['_guided_hidden']['root_pw']: installation.user_set_pw('root', archinstall.storage['_guided_hidden']['root_pw']) """ 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-language', None): archinstall.arguments['keyboard-language'] = archinstall.select_language(archinstall.list_keyboard_languages()).strip() # 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-language']): archinstall.set_keyboard_language(archinstall.arguments['keyboard-language']) # Set which region to download packages from during the installation if not archinstall.arguments.get('mirror-region', None): archinstall.arguments['mirror-region'] = archinstall.select_mirror_regions(archinstall.list_mirrors()) # Ask which harddrive/block-device we will install to if archinstall.arguments.get('harddrive', None): archinstall.arguments['harddrive'] = archinstall.BlockDevice(archinstall.arguments['harddrive']) else: archinstall.arguments['harddrive'] = archinstall.select_disk(archinstall.all_disks()) # Perform a quick sanity check on the selected harddrive. # 1. Check if it has partitions # 3. Check that we support the current partitions # 2. If so, ask if we should keep them or wipe everything if archinstall.arguments['harddrive'].has_partitions(): archinstall.log(f" ! {archinstall.arguments['harddrive']} contains existing partitions", fg='red') partition_mountpoints = {} for partition in archinstall.arguments['harddrive']: try: if partition.filesystem_supported(): archinstall.log(f" {partition}") partition_mountpoints[partition] = None except archinstall.UnknownFilesystemFormat as err: archinstall.log(f" {partition} (Filesystem not supported)", fg='red') #archinstall.log(f"Current filesystem is not supported: {err}", fg='red') #input(f"Do you wish to erase all data? (y/n):") if (option := input('Do you wish to keep one/more existing partitions or format entire drive? (k/f): ')).lower() in ('k', 'keep'): archinstall.arguments['harddrive'].keep_partitions = True archinstall.log(f" ** You will now select where (inside the installation) to mount partitions. **") archinstall.log(f" ** The root would be a simple / and the boot partition /boot as it's relative paths. **") while True: partition = archinstall.generic_select(partition_mountpoints.keys(), "Select a partition to assign mount-point to (leave blank when done): ") if not partition: break mountpoint = input(f"Enter a mount-point for {partition}: ").strip(' ') while 1: new_filesystem = input(f"Enter a valid filesystem for {partition} (leave blank for {partition.filesystem}): ").strip(' ') if len(new_filesystem) <= 0: break try: partition.format(new_filesystem, path='/dev/null', log_formating=False, allow_formatting=True) except archinstall.UnknownFilesystemFormat: archinstall.log(f"Selected filesystem is not supported yet, if you wish archinstall should support '{new_filesystem}' please create a issue-ticket suggesting it on github at https://github.com/Torxed/archinstall/issues.") archinstall.log(f"Until then, please enter another supported filesystem.") continue except archinstall.SysCallError: pass # Supported, but mkfs could not format /dev/null which is the whole point of /dev/null in path :) break if len(mountpoint): partition.allow_formatting = True partition.target_mountpoint = mountpoint if len(new_filesystem): partition.filesystem = new_filesystem archinstall.log('Using existing partition table reported above.') else: archinstall.arguments['harddrive'].keep_partitions = False # Get disk encryption password (or skip if blank) if not archinstall.arguments.get('encryption-password', None): archinstall.arguments['encryption-password'] = archinstall.get_password(prompt='Enter disk encryption password (leave blank for no encryption): ') archinstall.arguments['harddrive'].encryption_password = archinstall.arguments['encryption-password'] # 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 (Recommended: leave blank to leave root disabled): ') # # Storing things in _guided_hidden helps us avoid printing it # # when echoing user configuration: archinstall.storage['_guided'] # archinstall.storage['_guided_hidden']['root_pw'] = root_pw # archinstall.storage['_guided']['root_unlocked'] = True # break # Ask for additional users (super-user if root pw was not set) archinstall.arguments['users'] = {} archinstall.arguments['superusers'] = {} if not archinstall.arguments.get('!root-password', 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('Any additional users to install (leave blank for no users): ') 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(archinstall.list_profiles()) else: archinstall.arguments['profile'] = archinstall.list_profiles()[archinstall.arguments['profile']] # Check the potentially selected profiles preperations to get early checks if some additional questions are needed. print(archinstall.arguments['profile']) if archinstall.arguments['profile']: if not archinstall.arguments['profile']._prep_function(): archinstall.log( ' * Profile\'s preparation requirements was not fulfilled.', bg='black', fg='red' ) exit(1) # Additional packages (with some light weight error handling for invalid package names) if not archinstall.arguments.get('packages', None): archinstall.arguments['packages'] = [package for package in input('Additional packages aside from base (space separated): ').split(' ') if len(package)] # Verify packages that were given try: archinstall.validate_package_list(archinstall.arguments['packages']) except archinstall.RequirementError as e: archinstall.log(e, fg='red') exit(1) # 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() print() print('This is your chosen configuration:') archinstall.log("-- Guided template chosen (with below config) --", level=archinstall.LOG_LEVELS.Debug) archinstall.log(json.dumps(archinstall.storage['_guided'], indent=4, sort_keys=True, cls=archinstall.JSON), level=archinstall.LOG_LEVELS.Info) archinstall.log(json.dumps(archinstall.arguments, indent=4, sort_keys=True, cls=archinstall.JSON), level=archinstall.LOG_LEVELS.Info) print() input('Press Enter to continue.') exit(0) """ Issue a final warning before we continue with something un-revertable. We mention the drive one last time, and count from 5 to 0. """ print(f" ! Formatting {archinstall.arguments['harddrive']} in ", end='') for i in range(5, 0, -1): print(f"{i}", end='') for x in range(4): sys.stdout.flush() time.sleep(0.25) print(".", end='') if SIG_TRIGGER: abort = input('\nDo you really want to abort (y/n)? ') if abort.strip() != 'n': exit(0) if SIG_TRIGGER is False: sys.stdin.read() SIG_TRIGGER = False signal.signal(signal.SIGINT, sig_handler) print() signal.signal(signal.SIGINT, original_sigint_handler) """ Setup the blockdevice, filesystem (and optionally encryption). Once that's done, we'll hand over to perform_installation() """ with archinstall.Filesystem(harddrive, archinstall.GPT) as fs: # Use partitioning helper to set up the disk partitions. if disk_password: fs.use_entire_disk('luks2') else: fs.use_entire_disk('ext4') if harddrive.partition[1].size == '512M': raise OSError('Trying to encrypt the boot partition for petes sake..') harddrive.partition[0].format('vfat') if disk_password: # First encrypt and unlock, then format the desired partition inside the encrypted part. # archinstall.luks2() encrypts the partition when entering the with context manager, and # unlocks the drive so that it can be used as a normal block-device within archinstall. with archinstall.luks2(harddrive.partition[1], 'luksloop', disk_password) as unlocked_device: unlocked_device.format('btrfs') perform_installation(unlocked_device, harddrive.partition[0], archinstall.arguments['keyboard-language'], archinstall.arguments['mirror-region']) else: harddrive.partition[1].format('ext4') perform_installation(harddrive.partition[1], harddrive.partition[0], archinstall.arguments['keyboard-language'], archinstall.arguments['mirror-region'])