Files
OpenCore-Legacy-Patcher/resources/build/support.py
2023-11-26 11:11:41 -07:00

251 lines
10 KiB
Python

# Utility class for build functions
# Copyright (C) 2020-2023, Dhinak G, Mykola Grymalyuk
import shutil
import typing
import logging
import plistlib
import zipfile
import subprocess
from pathlib import Path
from resources import constants, utilities
class BuildSupport:
"""
Support Library for build.py and related libraries
"""
def __init__(self, model: str, global_constants: constants.Constants, config: dict) -> None:
self.model: str = model
self.config: dict = config
self.constants: constants.Constants = global_constants
@staticmethod
def get_item_by_kv(iterable: dict, key: str, value: typing.Any) -> dict:
"""
Gets an item from a list of dicts by key and value
Parameters:
iterable (list): List of dicts
key (str): Key to search for
value (any): Value to search for
"""
item = None
for i in iterable:
if i[key] == value:
item = i
break
return item
def get_kext_by_bundle_path(self, bundle_path: str) -> dict:
"""
Gets a kext by bundle path
Parameters:
bundle_path (str): Relative bundle path of the kext in the EFI folder
"""
kext: dict = self.get_item_by_kv(self.config["Kernel"]["Add"], "BundlePath", bundle_path)
if not kext:
logging.info(f"- Could not find kext {bundle_path}!")
raise IndexError
return kext
def get_efi_binary_by_path(self, bundle_name: str, entry_type: str, efi_type: str) -> dict:
"""
Gets an EFI binary by name
Parameters:
bundle_name (str): Name of the EFI binary
entry_type (str): Type of EFI binary (UEFI, Misc)
efi_type (str): Type of EFI binary (Drivers, Tools)
"""
efi_binary: dict = self.get_item_by_kv(self.config[entry_type][efi_type], "Path", bundle_name)
if not efi_binary:
logging.info(f"- Could not find {efi_type}: {bundle_name}!")
raise IndexError
return efi_binary
def enable_kext(self, kext_name: str, kext_version: str, kext_path: Path, check: bool = False) -> None:
"""
Enables a kext in the config.plist
Parameters:
kext_name (str): Name of the kext
kext_version (str): Version of the kext
kext_path (Path): Path to the kext
"""
kext: dict = self.get_kext_by_bundle_path(kext_name)
if callable(check) and not check():
# Check failed
return
if kext["Enabled"] is True:
return
logging.info(f"- Adding {kext_name} {kext_version}")
shutil.copy(kext_path, self.constants.kexts_path)
kext["Enabled"] = True
def sign_files(self) -> None:
"""
Signs files for on OpenCorePkg's Vault system
"""
if self.constants.vault is False:
return
logging.info("- Vaulting EFI\n=========================================")
popen = subprocess.Popen([str(self.constants.vault_path), f"{self.constants.oc_folder}/"], stdout=subprocess.PIPE, stderr=subprocess.STDOUT, universal_newlines=True)
for stdout_line in iter(popen.stdout.readline, ""):
logging.info(stdout_line.strip())
logging.info("=========================================")
def validate_pathing(self) -> None:
"""
Validate whether all files are accounted for on-disk
This ensures that OpenCore won't hit a critical error and fail to boot
"""
logging.info("- Validating generated config")
if not Path(self.constants.opencore_release_folder / Path("EFI/OC/config.plist")):
logging.info("- OpenCore config file missing!!!")
raise Exception("OpenCore config file missing")
config_plist = plistlib.load(Path(self.constants.opencore_release_folder / Path("EFI/OC/config.plist")).open("rb"))
for acpi in config_plist["ACPI"]["Add"]:
if not Path(self.constants.opencore_release_folder / Path("EFI/OC/ACPI") / Path(acpi["Path"])).exists():
logging.info(f"- Missing ACPI Table: {acpi['Path']}")
raise Exception(f"Missing ACPI Table: {acpi['Path']}")
for kext in config_plist["Kernel"]["Add"]:
kext_path = Path(self.constants.opencore_release_folder / Path("EFI/OC/Kexts") / Path(kext["BundlePath"]))
kext_binary_path = Path(kext_path / Path(kext["ExecutablePath"]))
kext_plist_path = Path(kext_path / Path(kext["PlistPath"]))
if not kext_path.exists():
logging.info(f"- Missing kext: {kext_path}")
raise Exception(f"Missing {kext_path}")
if not kext_binary_path.exists():
logging.info(f"- Missing {kext['BundlePath']}'s binary: {kext_binary_path}")
raise Exception(f"Missing {kext_binary_path}")
if not kext_plist_path.exists():
logging.info(f"- Missing {kext['BundlePath']}'s plist: {kext_plist_path}")
raise Exception(f"Missing {kext_plist_path}")
for tool in config_plist["Misc"]["Tools"]:
if not Path(self.constants.opencore_release_folder / Path("EFI/OC/Tools") / Path(tool["Path"])).exists():
logging.info(f"- Missing tool: {tool['Path']}")
raise Exception(f"Missing tool: {tool['Path']}")
for driver in config_plist["UEFI"]["Drivers"]:
if not Path(self.constants.opencore_release_folder / Path("EFI/OC/Drivers") / Path(driver["Path"])).exists():
logging.info(f"- Missing driver: {driver['Path']}")
raise Exception(f"Missing driver: {driver['Path']}")
# Validating local files
# Report if they have no associated config.plist entry (i.e. they're not being used)
for tool_files in Path(self.constants.opencore_release_folder / Path("EFI/OC/Tools")).glob("*"):
if tool_files.name not in [x["Path"] for x in config_plist["Misc"]["Tools"]]:
logging.info(f"- Missing tool from config: {tool_files.name}")
raise Exception(f"Missing tool from config: {tool_files.name}")
for driver_file in Path(self.constants.opencore_release_folder / Path("EFI/OC/Drivers")).glob("*"):
if driver_file.name not in [x["Path"] for x in config_plist["UEFI"]["Drivers"]]:
logging.info(f"- Found extra driver: {driver_file.name}")
raise Exception(f"Found extra driver: {driver_file.name}")
self._validate_malformed_kexts(self.constants.opencore_release_folder / Path("EFI/OC/Kexts"))
def _validate_malformed_kexts(self, directory: str | Path) -> None:
"""
Validate Info.plist and executable pathing for kexts
"""
for kext_folder in Path(directory).glob("*.kext"):
if not Path(kext_folder / Path("Contents/Info.plist")).exists():
continue
kext_data = plistlib.load(Path(kext_folder / Path("Contents/Info.plist")).open("rb"))
if "CFBundleExecutable" in kext_data:
expected_executable = Path(kext_folder / Path("Contents/MacOS") / Path(kext_data["CFBundleExecutable"]))
if not expected_executable.exists():
logging.info(f"- Missing executable for {kext_folder.name}: Contents/MacOS/{expected_executable.name}")
raise Exception(f" - Missing executable for {kext_folder.name}: Contents/MacOS/{expected_executable.name}")
if Path(kext_folder / Path("Contents/PlugIns")).exists():
self._validate_malformed_kexts(kext_folder / Path("Contents/PlugIns"))
def cleanup(self) -> None:
"""
Clean up files and entries
"""
logging.info("- Cleaning up files")
# Remove unused entries
entries_to_clean = {
"ACPI": ["Add", "Delete", "Patch"],
"Booter": ["Patch"],
"Kernel": ["Add", "Block", "Force", "Patch"],
"Misc": ["Tools"],
"UEFI": ["Drivers"],
}
for entry in entries_to_clean:
for sub_entry in entries_to_clean[entry]:
for item in list(self.config[entry][sub_entry]):
if item["Enabled"] is False:
self.config[entry][sub_entry].remove(item)
for kext in self.constants.kexts_path.rglob("*.zip"):
with zipfile.ZipFile(kext) as zip_file:
zip_file.extractall(self.constants.kexts_path)
kext.unlink()
for item in self.constants.oc_folder.rglob("*.zip"):
with zipfile.ZipFile(item) as zip_file:
zip_file.extractall(self.constants.oc_folder)
item.unlink()
if not self.constants.recovery_status:
# Crashes in RecoveryOS for unknown reason
for i in self.constants.build_path.rglob("__MACOSX"):
shutil.rmtree(i)
# Remove unused plugins inside of kexts
# Following plugins are sometimes unused as there's different variants machines need
known_unused_plugins = [
"AirPortBrcm4331.kext",
"AirPortAtheros40.kext",
"AppleAirPortBrcm43224.kext",
"AirPortBrcm4360_Injector.kext",
"AirPortBrcmNIC_Injector.kext"
]
for kext in Path(self.constants.opencore_release_folder / Path("EFI/OC/Kexts")).glob("*.kext"):
for plugin in Path(kext / "Contents/PlugIns/").glob("*.kext"):
should_remove = True
for enabled_kexts in self.config["Kernel"]["Add"]:
if enabled_kexts["BundlePath"].endswith(plugin.name):
should_remove = False
break
if should_remove:
if plugin.name not in known_unused_plugins:
raise Exception(f" - Unknown plugin found: {plugin.name}")
shutil.rmtree(plugin)
Path(self.constants.opencore_zip_copied).unlink()