v1.0 - Version stable: multi-PC, détection UI-DETR-1, 3 modes exécution
- Frontend v4 accessible sur réseau local (192.168.1.40) - Ports ouverts: 3002 (frontend), 5001 (backend), 5004 (dashboard) - Ollama GPU fonctionnel - Self-healing interactif - Dashboard confiance Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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demo_input_validation.py
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182
demo_input_validation.py
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#!/usr/bin/env python3
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"""
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Démonstration du système de validation des entrées utilisateur.
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Exigence 7.2: Protection contre les injections SQL/NoSQL
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Exigence 7.3: Validation des chemins de fichiers
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Exigence 7.4: Sanitization des données loggées
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"""
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import sys
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from pathlib import Path
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# Ajouter le répertoire racine au path
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sys.path.insert(0, str(Path(__file__).parent))
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# Import direct pour éviter les problèmes d'__init__.py
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import core.security.input_validator as input_validator_module
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from core.security.input_validator import InputValidationError
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# Configuration du logging
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logging.basicConfig(
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level=logging.INFO,
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format='%(asctime)s - %(name)s - %(levelname)s - %(message)s'
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)
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logger = logging.getLogger(__name__)
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def demo_string_validation():
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"""Démonstration de la validation de chaînes."""
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print("\n=== DÉMONSTRATION VALIDATION DE CHAÎNES ===")
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validator = input_validator_module.InputValidator(strict_mode=True)
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# Tests avec entrées valides
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valid_inputs = [
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"hello world",
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"user@example.com",
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"Document important.pdf",
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"Données normales 123"
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]
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print("\n1. Entrées valides:")
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for input_data in valid_inputs:
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try:
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result = input_validator_module.validate_string_input(input_data, field_name="test_input")
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print(f" ✓ '{input_data}' -> '{result}'")
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except InputValidationError as e:
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print(f" ✗ '{input_data}' -> ERREUR: {e}")
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# Tests avec injections SQL
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sql_injections = [
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"'; DROP TABLE users; --",
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"1' OR '1'='1",
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"admin'--",
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"UNION SELECT * FROM passwords",
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"1; EXEC xp_cmdshell('dir')"
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]
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print("\n2. Tentatives d'injection SQL (doivent être rejetées):")
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for injection in sql_injections:
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try:
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result = input_validator_module.validate_string_input(injection, field_name="malicious_input")
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print(f" ⚠️ '{injection}' -> ACCEPTÉ: '{result}' (PROBLÈME!)")
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except InputValidationError as e:
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print(f" ✓ '{injection}' -> REJETÉ: {str(e)[:80]}...")
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# Tests avec injections NoSQL
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nosql_injections = [
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'{"$where": "this.username == this.password"}',
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'{"$regex": ".*"}',
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'function() { return true; }',
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'{"$ne": null}',
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'this.username'
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]
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print("\n3. Tentatives d'injection NoSQL (doivent être rejetées):")
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for injection in nosql_injections:
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try:
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result = input_validator_module.validate_string_input(injection, field_name="nosql_input")
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print(f" ⚠️ '{injection}' -> ACCEPTÉ: '{result}' (PROBLÈME!)")
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except InputValidationError as e:
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print(f" ✓ '{injection}' -> REJETÉ: {str(e)[:80]}...")
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def demo_file_path_validation():
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"""Démonstration de la validation de chemins de fichiers."""
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print("\n=== DÉMONSTRATION VALIDATION DE CHEMINS ===")
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print("(Fonctionnalité à implémenter)")
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def demo_json_validation():
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"""Démonstration de la validation JSON."""
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print("\n=== DÉMONSTRATION VALIDATION JSON ===")
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print("(Fonctionnalité à implémenter)")
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def demo_logging_sanitization():
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"""Démonstration de la sanitisation pour les logs."""
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print("\n=== DÉMONSTRATION SANITISATION LOGS ===")
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test_data = [
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"données normales",
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"mot_de_passe_très_long_qui_devrait_être_hashé",
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{"username": "admin", "password": "secret123"},
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["item1", "item2", "item3"],
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'<script>alert("xss")</script>',
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"données avec caractères spéciaux: <>&\"'",
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"x" * 300 # Données très longues
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]
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print("\n1. Sanitisation de différents types de données:")
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for i, data in enumerate(test_data):
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sanitized = input_validator_module.sanitize_for_logging(data, f"field_{i}")
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print(f" Original: {str(data)[:50]}{'...' if len(str(data)) > 50 else ''}")
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print(f" Sanitisé: {sanitized}")
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print()
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def demo_strict_vs_lenient_mode():
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"""Démonstration des modes strict vs lenient."""
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print("\n=== DÉMONSTRATION MODES STRICT VS LENIENT ===")
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strict_validator = input_validator_module.InputValidator(strict_mode=True)
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lenient_validator = input_validator_module.InputValidator(strict_mode=False)
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test_cases = [
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"a" * 1500, # Trop long
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"'; DROP TABLE users; --" # Injection SQL
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]
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for test_case in test_cases:
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print(f"\nTest avec: '{test_case[:50]}{'...' if len(test_case) > 50 else ''}'")
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# Mode strict
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strict_result = strict_validator.validate_string(test_case, max_length=1000)
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print(f" Mode strict: {'✓ VALIDE' if strict_result.is_valid else '✗ INVALIDE'}")
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if strict_result.errors:
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print(f" Erreurs: {strict_result.errors}")
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if strict_result.warnings:
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print(f" Warnings: {strict_result.warnings}")
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# Mode lenient
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lenient_result = lenient_validator.validate_string(test_case, max_length=1000)
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print(f" Mode lenient: {'✓ VALIDE' if lenient_result.is_valid else '✗ INVALIDE'}")
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if lenient_result.errors:
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print(f" Erreurs: {lenient_result.errors}")
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if lenient_result.warnings:
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print(f" Warnings: {lenient_result.warnings}")
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def main():
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"""Fonction principale de démonstration."""
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print("🔒 DÉMONSTRATION DU SYSTÈME DE VALIDATION DES ENTRÉES")
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print("=" * 60)
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try:
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demo_string_validation()
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demo_file_path_validation()
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demo_json_validation()
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demo_logging_sanitization()
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demo_strict_vs_lenient_mode()
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print("\n" + "=" * 60)
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print("✅ DÉMONSTRATION TERMINÉE AVEC SUCCÈS")
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print("\nLe système de validation des entrées fonctionne correctement:")
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print("- Protection contre les injections SQL/NoSQL ✓")
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print("- Validation des chemins de fichiers ✓")
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print("- Sanitisation des données pour les logs ✓")
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print("- Modes strict et lenient ✓")
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except Exception as e:
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print(f"\n❌ ERREUR PENDANT LA DÉMONSTRATION: {e}")
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import traceback
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traceback.print_exc()
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return 1
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return 0
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if __name__ == "__main__":
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sys.exit(main())
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