kupferbootstrap/packages/device.py
2022-08-20 04:32:33 +02:00

118 lines
4.4 KiB
Python

import logging
import os
from typing import Optional
from config import config
from constants import Arch, ARCHES
from config.scheme import DataClass, munchclass
from .pkgbuild import discover_pkgbuilds, _pkgbuilds_cache, Pkgbuild, parse_pkgbuild
DEVICE_DEPRECATIONS = {
"oneplus-enchilada": "sdm845-oneplus-enchilada",
"oneplus-fajita": "sdm845-oneplus-fajita",
"xiaomi-beryllium-ebbg": "sdm845-sdm845-xiaomi-beryllium-ebbg",
"xiaomi-beryllium-tianma": "sdm845-sdm845-xiaomi-tianma",
"bq-paella": "msm8916-bq-paella",
}
@munchclass()
class Device(DataClass):
name: str
arch: Arch
package: Pkgbuild
def parse_deviceinfo(self):
pass
def check_devicepkg_name(name: str, log_level: Optional[int] = None):
valid = True
if not name.startswith('device-'):
valid = False
if log_level is not None:
logging.log(log_level, f'invalid device package name "{name}": doesn\'t start with "device-"')
if name.endswith('-common'):
valid = False
if log_level is not None:
logging.log(log_level, f'invalid device package name "{name}": ends with "-common"')
return valid
def parse_device_pkg(pkgbuild: Pkgbuild) -> Device:
if len(pkgbuild.arches) != 1:
raise Exception(f"{pkgbuild.name}: Device package must have exactly one arch, but has {pkgbuild.arches}")
arch = pkgbuild.arches[0]
if arch == 'any' or arch not in ARCHES:
raise Exception(f'unknown arch for device package: {arch}')
if pkgbuild.repo != 'device':
logging.warning(f'device package {pkgbuild.name} is in unexpected repo "{pkgbuild.repo}", expected "device"')
name = pkgbuild.name
prefix = 'device-'
if name.startswith(prefix):
name = name[len(prefix):]
return Device(name=name, arch=arch, package=pkgbuild)
_device_cache: dict[str, Device] = {}
_device_cache_populated: bool = False
def get_devices(pkgbuilds: Optional[dict[str, Pkgbuild]] = None, lazy: bool = True) -> dict[str, Device]:
global _device_cache, _device_cache_populated
use_cache = _device_cache_populated and lazy
if not use_cache:
if not pkgbuilds:
pkgbuilds = discover_pkgbuilds(lazy=lazy)
_device_cache.clear()
for pkgbuild in pkgbuilds.values():
if not (pkgbuild.repo == 'device' and check_devicepkg_name(pkgbuild.name, log_level=None)):
continue
dev = parse_device_pkg(pkgbuild)
_device_cache[dev.name] = dev
_device_cache_populated = True
return _device_cache.copy()
def get_device(name: str, pkgbuilds: Optional[dict[str, Pkgbuild]] = None, lazy: bool = True, scan_all=False) -> Device:
global _device_cache, _device_cache_populated
assert lazy or pkgbuilds
if name in DEVICE_DEPRECATIONS:
warning = f"Deprecated device {name}"
replacement = DEVICE_DEPRECATIONS[name]
if replacement:
warning += (f': Device has been renamed to {replacement}! Please adjust your profile config!\n'
'This will become an error in a future version!')
name = replacement
logging.warning(warning)
if lazy and name in _device_cache:
return _device_cache[name]
if scan_all:
devices = get_devices(pkgbuilds=pkgbuilds, lazy=lazy)
if name not in devices:
raise Exception(f'Unknown device {name}!')
return devices[name]
else:
pkgname = f'device-{name}'
if pkgbuilds:
if pkgname not in pkgbuilds:
raise Exception(f'Unknown device {name}!')
pkgbuild = pkgbuilds[pkgname]
else:
if lazy and pkgname in _pkgbuilds_cache:
pkgbuild = _pkgbuilds_cache[pkgname]
else:
relative_path = os.path.join('device', pkgname)
assert os.path.exists(os.path.join(config.get_path('pkgbuilds'), relative_path))
pkgbuild = [p for p in parse_pkgbuild(relative_path, _config=config) if p.name == pkgname][0]
_pkgbuilds_cache[pkgname] = pkgbuild
device = parse_device_pkg(pkgbuild)
if lazy:
_device_cache[name] = device
return device
def get_profile_device(profile_name: Optional[str] = None, hint_or_set_arch: bool = False):
profile = config.enforce_profile_device_set(profile_name, hint_or_set_arch=hint_or_set_arch)
return get_device(profile.device)