diff options
Diffstat (limited to 'py_modules/lsfg_vk/installation.py')
| -rw-r--r-- | py_modules/lsfg_vk/installation.py | 38 |
1 files changed, 33 insertions, 5 deletions
diff --git a/py_modules/lsfg_vk/installation.py b/py_modules/lsfg_vk/installation.py index 4f01be1..49ed711 100644 --- a/py_modules/lsfg_vk/installation.py +++ b/py_modules/lsfg_vk/installation.py @@ -15,7 +15,7 @@ from typing import Dict, Any from .base_service import BaseService from .constants import ( LIB_FILENAME, JSON_FILENAME, ZIP_FILENAME, BIN_DIR, - SO_EXT, JSON_EXT, ARM_LIB_FILENAME + SO_EXT, JSON_EXT, ARM_LIB_FILENAME, ARMADA_DEVICE_ENV ) from .config_schema import ConfigurationManager from .types import InstallationResponse, UninstallationResponse, InstallationCheckResponse @@ -53,7 +53,7 @@ class InstallationService(BaseService): if self._is_arm_architecture(): self.log.info("Detected ARM architecture, using ARM binary") arm_so_path = plugin_dir / BIN_DIR / ARM_LIB_FILENAME - shutil.copy2(arm_so_path, self.lib_file) + self._copy_plugin_file(arm_so_path, self.lib_file) self.log.info(f"Overwrote with ARM binary: {self.lib_file}") self._create_config_file() @@ -78,7 +78,35 @@ class InstallationService(BaseService): Returns: True if running on ARM (aarch64), False otherwise """ - return platform.machine().lower() == 'aarch64' + if platform.machine().lower() in ('aarch64', 'arm64'): + return True + + # Decky runs through FEX on Armada, so Python reports x86_64 even + # though the host is AArch64. Armada exposes this native helper only + # on its ARM image, including inside Decky's FEX rootfs. + if ARMADA_DEVICE_ENV.is_file(): + self.log.info("Detected native AArch64 Armada host through device-env") + return True + + # Fall back to the native PID 1 ELF header. e_machine 183 is AArch64. + try: + with Path('/proc/1/exe').open('rb') as host_executable: + elf_header = host_executable.read(20) + if elf_header[:4] == b'\x7fELF' and elf_header[5] in (1, 2): + byte_order = 'little' if elf_header[5] == 1 else 'big' + if int.from_bytes(elf_header[18:20], byte_order) == 183: + self.log.info("Detected native AArch64 host through PID 1") + return True + except OSError as e: + self.log.debug(f"Could not inspect native host architecture: {e}") + + return False + + @staticmethod + def _copy_plugin_file(src_file: Path, dst_file: Path) -> None: + """Copy plugin content without preserving FEX-incompatible metadata.""" + shutil.copyfile(src_file, dst_file) + dst_file.chmod(0o644) def _extract_and_install_files(self, zip_path: Path) -> None: """Extract zip file and install files to appropriate locations @@ -117,7 +145,7 @@ class InstallationService(BaseService): if file_path.suffix == JSON_EXT and file == JSON_FILENAME: self._copy_and_fix_json_file(src_file, dst_file) else: - shutil.copy2(src_file, dst_file) + self._copy_plugin_file(src_file, dst_file) self.log.info(f"Copied {file} to {dst_file}") @@ -147,7 +175,7 @@ class InstallationService(BaseService): except (json.JSONDecodeError, KeyError, OSError) as e: self.log.error(f"Error fixing JSON file {src_file}: {e}") # Fallback to simple copy if JSON modification fails - shutil.copy2(src_file, dst_file) + self._copy_plugin_file(src_file, dst_file) def _create_config_file(self) -> None: """Create or update the TOML config file in ~/.config/lsfg-vk with default configuration and detected DLL path |