| index : archinstall32 | |
| Archlinux32 installer | gitolite user |
| summaryrefslogtreecommitdiff |
| -rw-r--r-- | archinstall/lib/hardware.py | 274 |
diff --git a/archinstall/lib/hardware.py b/archinstall/lib/hardware.py index 3759725f..b95301f9 100644 --- a/archinstall/lib/hardware.py +++ b/archinstall/lib/hardware.py @@ -1,27 +1,12 @@ import os -import logging -from functools import partial +from functools import cached_property from pathlib import Path -from typing import Iterator, Optional, Dict +from typing import Optional, Dict from .general import SysCommand from .networking import list_interfaces, enrich_iface_types from .exceptions import SysCallError -from .output import log - -__packages__ = [ - "mesa", - "xf86-video-amdgpu", - "xf86-video-ati", - "xf86-video-nouveau", - "xf86-video-vmware", - "libva-mesa-driver", - "libva-intel-driver", - "intel-media-driver", - "vulkan-radeon", - "vulkan-intel", - "nvidia", -] +from .output import debug AVAILABLE_GFX_DRIVERS = { # Sub-dicts are layer-2 options to be selected @@ -62,136 +47,125 @@ AVAILABLE_GFX_DRIVERS = { } -def cpuinfo() -> Iterator[dict[str, str]]: - """ - Yields information about the CPUs of the system - """ - cpu_info_path = Path("/proc/cpuinfo") - cpu: Dict[str, str] = {} +class _SysInfo: + def __init__(self): + pass - with cpu_info_path.open() as file: - for line in file: - if not (line := line.strip()): - yield cpu - cpu = {} - continue - - key, value = line.split(":", maxsplit=1) - cpu[key.strip()] = value.strip() - - -def all_meminfo() -> Dict[str, int]: - """ - Returns a dict with memory info if called with no args - or the value of the given key of said dict. - """ - mem_info_path = Path("/proc/meminfo") - mem_info: Dict[str, int] = {} - - with mem_info_path.open() as file: - for line in file: - key, value = line.strip().split(':') - num = value.split()[0] - mem_info[key] = int(num) - - return mem_info - - -def meminfo_for_key(key: str) -> int: - info = all_meminfo() - return info[key] - - -def has_wifi() -> bool: - ifaces = list(list_interfaces().values()) - return 'WIRELESS' in enrich_iface_types(ifaces).values() - - -def has_cpu_vendor(vendor_id: str) -> bool: - return any(cpu.get("vendor_id") == vendor_id for cpu in cpuinfo()) - - -has_amd_cpu = partial(has_cpu_vendor, "AuthenticAMD") - - -has_intel_cpu = partial(has_cpu_vendor, "GenuineIntel") - - -def has_uefi() -> bool: - return os.path.isdir('/sys/firmware/efi') - - -def graphics_devices() -> dict: - cards = {} - for line in SysCommand("lspci"): - if b' VGA ' in line or b' 3D ' in line: - _, identifier = line.split(b': ', 1) - cards[identifier.strip().decode('UTF-8')] = line - return cards - - -def has_nvidia_graphics() -> bool: - return any('nvidia' in x.lower() for x in graphics_devices()) - - -def has_amd_graphics() -> bool: - return any('amd' in x.lower() for x in graphics_devices()) - - -def has_intel_graphics() -> bool: - return any('intel' in x.lower() for x in graphics_devices()) - - -def cpu_vendor() -> Optional[str]: - for cpu in cpuinfo(): - return cpu.get("vendor_id") - - return None - - -def cpu_model() -> Optional[str]: - for cpu in cpuinfo(): - return cpu.get("model name") - - return None - - -def sys_vendor() -> Optional[str]: - with open(f"/sys/devices/virtual/dmi/id/sys_vendor") as vendor: - return vendor.read().strip() - - -def product_name() -> Optional[str]: - with open(f"/sys/devices/virtual/dmi/id/product_name") as product: - return product.read().strip() - - -def mem_available() -> Optional[int]: - return meminfo_for_key('MemAvailable') - - -def mem_free() -> Optional[int]: - return meminfo_for_key('MemFree') - - -def mem_total() -> Optional[int]: - return meminfo_for_key('MemTotal') - - -def virtualization() -> Optional[str]: - try: - return str(SysCommand("systemd-detect-virt")).strip('\r\n') - except SysCallError as error: - log(f"Could not detect virtual system: {error}", level=logging.DEBUG) - - return None - - -def is_vm() -> bool: - try: - result = SysCommand("systemd-detect-virt") - return b"none" not in b"".join(result).lower() - except SysCallError as error: - log(f"System is not running in a VM: {error}", level=logging.DEBUG) - - return False + @cached_property + def cpu_info(self) -> Dict[str, str]: + """ + Returns system cpu information + """ + cpu_info_path = Path("/proc/cpuinfo") + cpu: Dict[str, str] = {} + + with cpu_info_path.open() as file: + for line in file: + if line := line.strip(): + key, value = line.split(":", maxsplit=1) + cpu[key.strip()] = value.strip() + + return cpu + + @cached_property + def mem_info(self) -> Dict[str, int]: + """ + Returns system memory information + """ + mem_info_path = Path("/proc/meminfo") + mem_info: Dict[str, int] = {} + + with mem_info_path.open() as file: + for line in file: + key, value = line.strip().split(':') + num = value.split()[0] + mem_info[key] = int(num) + + return mem_info + + def mem_info_by_key(self, key: str) -> int: + return self.mem_info[key] + + +_sys_info = _SysInfo() + + +class SysInfo: + @staticmethod + def has_wifi() -> bool: + ifaces = list(list_interfaces().values()) + return 'WIRELESS' in enrich_iface_types(ifaces).values() + + @staticmethod + def has_uefi() -> bool: + return os.path.isdir('/sys/firmware/efi') + + @staticmethod + def _graphics_devices() -> Dict[str, str]: + cards: Dict[str, str] = {} + for line in SysCommand("lspci"): + if b' VGA ' in line or b' 3D ' in line: + _, identifier = line.split(b': ', 1) + cards[identifier.strip().decode('UTF-8')] = str(line) + return cards + + @staticmethod + def has_nvidia_graphics() -> bool: + return any('nvidia' in x.lower() for x in SysInfo._graphics_devices()) + + @staticmethod + def has_amd_graphics() -> bool: + return any('amd' in x.lower() for x in SysInfo._graphics_devices()) + + @staticmethod + def has_intel_graphics() -> bool: + return any('intel' in x.lower() for x in SysInfo._graphics_devices()) + + @staticmethod + def cpu_vendor() -> Optional[str]: + return _sys_info.cpu_info.get('vendor_id', None) + + @staticmethod + def cpu_model() -> Optional[str]: + return _sys_info.cpu_info.get('model name', None) + + @staticmethod + def sys_vendor() -> str: + with open(f"/sys/devices/virtual/dmi/id/sys_vendor") as vendor: + return vendor.read().strip() + + @staticmethod + def product_name() -> str: + with open(f"/sys/devices/virtual/dmi/id/product_name") as product: + return product.read().strip() + + @staticmethod + def mem_available() -> int: + return _sys_info.mem_info_by_key('MemAvailable') + + @staticmethod + def mem_free() -> int: + return _sys_info.mem_info_by_key('MemFree') + + @staticmethod + def mem_total() -> int: + return _sys_info.mem_info_by_key('MemTotal') + + @staticmethod + def virtualization() -> Optional[str]: + try: + return str(SysCommand("systemd-detect-virt")).strip('\r\n') + except SysCallError as err: + debug(f"Could not detect virtual system: {err}") + + return None + + @staticmethod + def is_vm() -> bool: + try: + result = SysCommand("systemd-detect-virt") + return b"none" not in b"".join(result).lower() + except SysCallError as err: + debug(f"System is not running in a VM: {err}") + + return False |