| import hashlib | |
| import json | |
| import sys | |
| from .config import VENDOR | |
| def initialize(): | |
| manifest = json.loads((VENDOR / 'MANIFEST.json').read_text()) | |
| for relative, expected in manifest.items(): | |
| path = VENDOR / relative | |
| if not path.resolve().is_relative_to(VENDOR.resolve()): | |
| raise RuntimeError('Invalid runtime manifest path') | |
| if hashlib.sha256(path.read_bytes()).hexdigest() != expected: | |
| raise RuntimeError(f'Production code changed: {relative}') | |
| for path in [VENDOR, VENDOR / 'support', VENDOR / 'production_adapter']: | |
| sys.path.insert(0, str(path)) | |
| import adapter | |
| return adapter | |
| production = initialize() | |