import os import logging from functools import partial from pathlib import Path from typing import Iterator, Optional, Union 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", "xf86-video-intel", "xf86-video-qxl", "libva-mesa-driver", "libva-intel-driver", "vulkan-radeon", "vulkan-intel", ] AVAILABLE_GFX_DRIVERS = { # Sub-dicts are layer-2 options to be selected # and lists are a list of packages to be installed "All open-source (default)": [ "mesa", "xf86-video-amdgpu", "xf86-video-ati", "xf86-video-nouveau", "xf86-video-vmware", "xf86-video-intel", "xf86-video-qxl", "libva-mesa-driver", "libva-intel-driver", "vulkan-radeon", "vulkan-intel", ], "AMD / ATI (open-source)": [ "mesa", "xf86-video-amdgpu", "xf86-video-ati", "libva-mesa-driver", "vulkan-radeon", ], "Intel (open-source, modern)": [ "mesa", "libva-intel-driver", "vulkan-intel", ], "Intel (open-source, old)": [ "mesa", "xf86-video-intel" ], "Nvidia (open-source nouveau driver)": [ "mesa", "xf86-video-nouveau", "libva-mesa-driver" ], "VMware / VirtualBox / QXL (open-source)": ["mesa", "xf86-video-vmware", "xf86-video-qxl"], } CPUINFO = Path("/proc/cpuinfo") MEMINFO = Path("/proc/meminfo") def cpuinfo() -> Iterator[dict[str, str]]: """Yields information about the CPUs of the system.""" cpu = {} with CPUINFO.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 meminfo(key: Optional[str] = None) -> Union[dict[str, int], Optional[int]]: """Returns a dict with memory info if called with no args or the value of the given key of said dict. """ with MEMINFO.open() as file: mem_info = { (columns := line.strip().split())[0].rstrip(':'): int(columns[1]) for line in file } if key is None: return mem_info return mem_info.get(key) def has_wifi() -> bool: return 'WIRELESS' in enrich_iface_types(list_interfaces().values()).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('MemAvailable') def mem_free() -> Optional[int]: return meminfo('MemFree') def mem_total() -> Optional[int]: return meminfo('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: return b"none" not in b"".join(SysCommand("systemd-detect-virt")).lower() except SysCallError as error: log(f"System is not running in a VM: {error}", level=logging.DEBUG) return None # TODO: Add more identifiers