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PyGuardian/documentation/guides/ARCHITECTURE.md
Andrey K. Choi a24e4e8dc6
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feat: PyGuardian v2.0 - Complete enterprise security system
 New Features:
🔐 Advanced agent authentication with JWT tokens
🌐 RESTful API server with WebSocket support
🐳 Docker multi-stage containerization
🚀 Comprehensive CI/CD with Drone pipeline
📁 Professional project structure reorganization

🛠️ Technical Implementation:
• JWT-based authentication with HMAC-SHA256 signatures
• Unique Agent IDs with automatic credential generation
• Real-time API with CORS and rate limiting
• SQLite extended schema for auth management
• Multi-stage Docker builds (controller/agent/standalone)
• Complete Drone CI/CD with testing and security scanning

�� Key Modules:
• src/auth.py (507 lines) - Authentication system
• src/api_server.py (823 lines) - REST API server
• src/storage.py - Extended database with auth tables
• Dockerfile - Multi-stage containerization
• .drone.yml - Enterprise CI/CD pipeline

🎯 Production Ready:
 Enterprise-grade security with encrypted credentials
 Scalable cluster architecture up to 1000+ agents
 Automated deployment with health checks
 Comprehensive documentation and examples
 Full test coverage and quality assurance

Ready for production deployment and scaling!
2025-11-25 21:07:47 +09:00

6.8 KiB

PyGuardian - Архитектура системы

┌─────────────────────────────────────────────────────────────────┐
│                    PyGuardian Architecture                     │
└─────────────────────────────────────────────────────────────────┘

┌─────────────────┐    ┌─────────────────┐    ┌─────────────────┐
│   auth.log      │    │   Telegram Bot  │    │   iptables/     │
│   Monitoring    │    │   Interface     │    │   nftables      │
└─────────┬───────┘    └─────────┬───────┘    └─────────┬───────┘
          │                      │                      │
          │ Real-time            │ Commands             │ Block/Unblock
          │ Events               │ & Status             │ IP addresses
          │                      │                      │
          v                      v                      v
┌─────────────────────────────────────────────────────────────────┐
│                        main.py                                 │
│                    Event Coordinator                           │
└─────────┬───────────────────────┬───────────────────────┬───────┘
          │                       │                       │
          v                       v                       v
┌─────────────────┐    ┌─────────────────┐    ┌─────────────────┐
│   monitor.py    │    │   storage.py    │    │  firewall.py   │
│                 │    │                 │    │                 │
│ • LogMonitor    │◄──►│ • SQLite DB     │◄──►│ • FirewallMgr   │
│ • LogParser     │    │ • Statistics    │    │ • iptables API  │
│ • AttackDetector│    │ • Ban Management│    │ • nftables API  │
└─────────────────┘    └─────────────────┘    └─────────────────┘
          │                       │                       │
          │                       │                       │
          v                       v                       v
┌─────────────────┐    ┌─────────────────┐    ┌─────────────────┐
│     Events      │    │   Database      │    │   Network       │
│                 │    │                 │    │                 │
│ • Failed login  │    │ • attack_attempts│   │ • IP blocking   │
│ • Invalid user  │    │ • banned_ips    │    │ • Auto-unban    │
│ • Brute force   │    │ • daily_stats   │    │ • Whitelist     │
└─────────────────┘    └─────────────────┘    └─────────────────┘

┌─────────────────────────────────────────────────────────────────┐
│                      Data Flow                                  │
└─────────────────────────────────────────────────────────────────┘

1. LogMonitor reads auth.log in real-time
   ↓
2. LogParser extracts attack events
   ↓
3. AttackDetector analyzes patterns
   ↓
4. Storage records attempts and statistics
   ↓
5. FirewallManager blocks malicious IPs
   ↓
6. TelegramBot sends notifications
   ↓
7. Admin receives alerts and can manage via bot

┌─────────────────────────────────────────────────────────────────┐
│                   Component Details                             │
└─────────────────────────────────────────────────────────────────┘

monitor.py:
├── LogMonitor: Real-time file monitoring with inotify
├── LogParser: Regex-based log pattern extraction  
├── AttackDetector: Threshold-based attack detection
└── Auto-ban: Automatic IP blocking logic

storage.py:
├── SQLite Database: Async database operations
├── Attack Logging: IP, timestamp, attempt details
├── Statistics: Daily/weekly aggregated stats
└── Ban Management: Active/expired ban tracking

firewall.py:
├── FirewallManager: Abstraction layer
├── IptablesFirewall: iptables command execution
├── NftablesFirewall: nftables rule management
└── Cleanup: Automated rule maintenance

bot.py:
├── TelegramBot: Command handler and UI
├── Admin Authentication: Telegram ID verification
├── Interactive Commands: Status, ban, unban, details
└── Notifications: Real-time attack alerts

main.py:
├── Configuration: YAML config loading
├── Component Initialization: Service startup
├── Task Coordination: Async event loops
└── Graceful Shutdown: Signal handling

┌─────────────────────────────────────────────────────────────────┐
│                    Security Model                               │
└─────────────────────────────────────────────────────────────────┘

• Root Privileges: Required for firewall management
• Telegram Auth: Admin ID verification only
• Whitelist Protection: CIDR/IP exclusion rules
• Rate Limiting: Configurable thresholds
• Graceful Degradation: Component failure isolation
• Logging: Comprehensive audit trail