From 8b0abb99cc42a5dbd7b2f82d07377d7dfb833369 Mon Sep 17 00:00:00 2001 From: Mika Date: Fri, 27 Feb 2026 10:56:49 +0000 Subject: [PATCH] Add setup_fingerprint_check/src/setup_fingerprint_check/core.py --- .../src/setup_fingerprint_check/core.py | 57 +++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 setup_fingerprint_check/src/setup_fingerprint_check/core.py diff --git a/setup_fingerprint_check/src/setup_fingerprint_check/core.py b/setup_fingerprint_check/src/setup_fingerprint_check/core.py new file mode 100644 index 0000000..849188c --- /dev/null +++ b/setup_fingerprint_check/src/setup_fingerprint_check/core.py @@ -0,0 +1,57 @@ +import hashlib +import os +import sys +import platform +from typing import Dict + + +def _collect_system_info() -> Dict[str, str]: + """Sammelt relevante Systeminformationen zur Fingerprint-Bildung.""" + info = { + "platform": platform.system(), + "platform_release": platform.release(), + "platform_version": platform.version(), + "python_version": platform.python_version(), + "executable": sys.executable, + "uname": str(os.uname()) if hasattr(os, 'uname') else 'N/A', + } + return info + + +def _generate_fingerprint(info: Dict[str, str]) -> str: + """Generiert einen SHA256-Fingerprint basierend auf Systeminformationen.""" + fingerprint_source = "|".join(f"{k}={v}" for k, v in sorted(info.items())) + return hashlib.sha256(fingerprint_source.encode('utf-8')).hexdigest() + + +def check_setup_fingerprint(expected_fingerprint: str) -> bool: + """Vergleicht den aktuellen Setup-Fingerprint mit dem erwarteten Fingerprint. + + Args: + expected_fingerprint (str): Referenzwert des erwarteten Setup-Fingerprints. + + Returns: + bool: True, wenn der aktuelle Fingerprint mit dem erwarteten übereinstimmt, sonst False. + """ + if not isinstance(expected_fingerprint, str): + raise TypeError("expected_fingerprint muss ein String sein.") + if not expected_fingerprint.strip(): + raise ValueError("expected_fingerprint darf nicht leer sein.") + + current_info = _collect_system_info() + current_fingerprint = _generate_fingerprint(current_info) + + match = current_fingerprint == expected_fingerprint.strip() + return match + + +if __name__ == "__main__": + import argparse + + parser = argparse.ArgumentParser(description="Überprüfung des Setup-Fingerprints.") + parser.add_argument("--expected", required=True, help="Erwarteter Fingerprint des Test-Setups.") + args = parser.parse_args() + + result = check_setup_fingerprint(args.expected) + sys.stdout.write("valid\n" if result else "mismatch\n") + sys.exit(0 if result else 1)