tamper_protect_py

def get_entrypoint():
    stack = inspect.stack()

    entrypoint = {
        'filename': stack[-1].filename,
        'code_context': stack[-1].code_context
    }
    return entrypoint

def check_entrypoint():
    entrypoint = get_entrypoint()
    LOGGER.info(json.dumps(entrypoint))
    entry_file = entrypoint.get('filename')

    if not entry_file.startswith('/var/runtime/'):
        msg = f'Runtime has been tampered with, aborting! File: {entry_file}'
        LOGGER.critical(msg)
        raise Exception(msg)

def handler(event, context):
    try:
        check_entrypoint()