archinstall/archinstall/__init__.py

145 lines
3.8 KiB
Python

"""Arch Linux installer - guided, templates etc."""
import importlib
import os
import sys
import time
import traceback
from typing import TYPE_CHECKING
from archinstall.lib.args import arch_config_handler
from archinstall.lib.disk.utils import disk_layouts
from .lib.hardware import SysInfo
from .lib.output import FormattedOutput, debug, error, info, log, warn
from .lib.pacman import Pacman
from .lib.plugins import load_plugin, plugins
from .lib.translationhandler import DeferredTranslation, Language, translation_handler
from .tui.curses_menu import Tui
if TYPE_CHECKING:
from collections.abc import Callable
_: Callable[[str], DeferredTranslation]
# @archinstall.plugin decorator hook to programmatically add
# plugins in runtime. Useful in profiles_bck and other things.
def plugin(f, *args, **kwargs) -> None: # type: ignore[no-untyped-def]
plugins[f.__name__] = f
def _log_sys_info() -> None:
# Log various information about hardware before starting the installation. This might assist in troubleshooting
debug(f"Hardware model detected: {SysInfo.sys_vendor()} {SysInfo.product_name()}; UEFI mode: {SysInfo.has_uefi()}")
debug(f"Processor model detected: {SysInfo.cpu_model()}")
debug(f"Memory statistics: {SysInfo.mem_available()} available out of {SysInfo.mem_total()} total installed")
debug(f"Virtualization detected: {SysInfo.virtualization()}; is VM: {SysInfo.is_vm()}")
debug(f"Graphics devices detected: {SysInfo._graphics_devices().keys()}")
# For support reasons, we'll log the disk layout pre installation to match against post-installation layout
debug(f"Disk states before installing:\n{disk_layouts()}")
def _fetch_arch_db() -> None:
info("Fetching Arch Linux package database...")
try:
Pacman.run("-Sy")
except Exception as e:
debug(f'Failed to sync Arch Linux package database: {e}')
exit(1)
def _check_new_version() -> None:
info("Checking version...")
upgrade = None
try:
upgrade = Pacman.run("-Qu archinstall").decode()
except Exception as e:
debug(f'Failed determine pacman version: {e}')
if upgrade:
text = f'New version available: {upgrade}'
info(text)
time.sleep(3)
def main() -> int:
"""
This can either be run as the compiled and installed application: python setup.py install
OR straight as a module: python -m archinstall
In any case we will be attempting to load the provided script to be run from the scripts/ folder
"""
if '--help' in sys.argv or '-h' in sys.argv:
arch_config_handler.print_help()
return 0
if os.getuid() != 0:
print(_("Archinstall requires root privileges to run. See --help for more."))
return 1
_log_sys_info()
if not arch_config_handler.args.offline:
_fetch_arch_db()
if not arch_config_handler.args.skip_version_check:
_check_new_version()
script = arch_config_handler.args.script
mod_name = f'archinstall.scripts.{script}'
# by loading the module we'll automatically run the script
importlib.import_module(mod_name)
return 0
def run_as_a_module() -> None:
rc = 0
exc = None
try:
rc = main()
except Exception as e:
exc = e
finally:
# restore the terminal to the original state
Tui.shutdown()
if exc:
err = ''.join(traceback.format_exception(exc))
error(err)
text = (
'Archinstall experienced the above error. If you think this is a bug, please report it to\n'
'https://github.com/archlinux/archinstall and include the log file "/var/log/archinstall/install.log".\n\n'
'Hint: To extract the log from a live ISO \ncurl -F\'file=@/var/log/archinstall/install.log\' https://0x0.st\n'
)
warn(text)
rc = 1
exit(rc)
__all__ = [
'DeferredTranslation',
'FormattedOutput',
'Language',
'Pacman',
'SysInfo',
'Tui',
'arch_config_handler',
'debug',
'disk_layouts',
'error',
'info',
'load_plugin',
'log',
'plugin',
'translation_handler',
'warn',
]