diff --git a/docs/guidelines/CONTRIBUTING.md b/docs/guidelines/CONTRIBUTING.md index e69de29..44a4fe9 100644 --- a/docs/guidelines/CONTRIBUTING.md +++ b/docs/guidelines/CONTRIBUTING.md @@ -0,0 +1,212 @@ +# Contributing to LN1 + +## Overview + +Thank you for your interest in contributing to the LN1 (Legalese Node) project. This document provides guidelines for contributing to the development of LN1's decentralized legal intelligence infrastructure. + +## Development Process + +### Branch Strategy + +```bash +# Feature development +git checkout -b feature/your-feature-name + +# Bug fixes +git checkout -b fix/bug-description + +# Documentation updates +git checkout -b docs/update-description +``` + +### Commit Guidelines + +Use conventional commit messages: + +- `feat:` New features +- `fix:` Bug fixes +- `docs:` Documentation changes +- `test:` Test additions or modifications +- `refactor:` Code refactoring +- `style:` Code style changes +- `chore:` Maintenance tasks + +## Code Standards + +### Python Code Style + +```python +# Example of proper code style +class DocumentProcessor: + """ + Process legal documents according to LN1 standards. + """ + def __init__(self): + self.validator = DocumentValidator() + self.indexer = DocumentIndexer() + + async def process_document(self, document: Document) -> ProcessedDocument: + """ + Process a single document through the validation pipeline. + + Args: + document (Document): Input document + + Returns: + ProcessedDocument: Processed and validated document + """ + validated = await self.validator.validate(document) + return await self.indexer.index(validated) +``` + +### Solidity Code Style + +```solidity +// SPDX-License-Identifier: MIT +pragma solidity ^0.8.0; + +contract LN1Validator { + mapping(address => bool) public validators; + + event ValidationSubmitted(bytes32 indexed documentHash); + + function submitValidation(bytes32 documentHash) + external + onlyValidator + { + // Implementation + } +} +``` + +## Testing Requirements + +### Unit Tests + +- Minimum 80% code coverage +- Test all edge cases +- Include performance tests +- Document test scenarios + +### Integration Tests + +```python +@pytest.mark.integration +async def test_document_flow(): + # Setup + processor = DocumentProcessor() + document = create_test_document() + + # Execute + result = await processor.process_document(document) + + # Verify + assert result.status == "VALIDATED" + assert result.hash is not None +``` + +## Documentation + +### Code Documentation + +- Use descriptive variable names +- Add comments for complex logic +- Include type hints +- Write comprehensive docstrings + +### API Documentation + +- Document all endpoints +- Include request/response examples +- Specify error responses +- Maintain version information + +## Pull Request Process + +1. **Create Feature Branch** +```bash +git checkout -b feature/your-feature +``` + +2. **Development** +- Write code following style guidelines +- Add tests +- Update documentation + +3. **Submit PR** +- Fill out PR template +- Link related issues +- Add screenshots if applicable + +4. **Review Process** +- Address reviewer comments +- Update PR as needed +- Ensure CI passes + +## Security Guidelines + +### Code Security + +- Follow OWASP guidelines +- Implement input validation +- Use secure dependencies +- Regular security audits + +### Data Protection + +```python +class SecurityManager: + def secure_data(self, data: Any) -> SecureData: + """ + Implement security measures for data handling. + """ + validated = self.validate_input(data) + encrypted = self.encrypt_sensitive_data(validated) + return self.apply_access_controls(encrypted) +``` + +## Performance Guidelines + +### Optimization + +- Use async/await for I/O operations +- Implement proper caching +- Optimize database queries +- Profile code performance + +### Monitoring + +```python +class PerformanceMonitor: + def track_metrics(self): + return { + 'response_time': self.measure_response_time(), + 'memory_usage': self.get_memory_usage(), + 'cpu_usage': self.get_cpu_usage() + } +``` + +## Community Guidelines + +### Communication Channels + +- GitHub Issues for bug reports +- Discussions for feature requests +- Weekly dev meetings + +### Code of Conduct + +- Be respectful and inclusive +- Follow project guidelines +- Help others learn +- Give constructive feedback + +## License + +All contributions to LN1 are subject to the project's MIT license with additional terms for network participation. + +## Getting Help + +- Review existing documentation +- Check GitHub issues +- Attend office hours \ No newline at end of file diff --git a/docs/guides/troubleshooting.md b/docs/guides/troubleshooting.md index e69de29..3133804 100644 --- a/docs/guides/troubleshooting.md +++ b/docs/guides/troubleshooting.md @@ -0,0 +1,199 @@ +# LN1 Node Troubleshooting Guide + +## Common Issues and Solutions + +### Network Connectivity Issues + +#### Node Not Syncing +```bash +# Check network connectivity +curl -X GET http://localhost:8545/status + +# Verify ports are open +sudo netstat -tulpn | grep -E '8545|8546|30303|9090' +``` + +**Resolution Steps:** +1. Verify firewall settings allow required ports +2. Check internet connection stability +3. Ensure correct RPC endpoint configuration +4. Restart node services if necessary + +#### High Network Latency +- Check network bandwidth utilization +- Verify no bandwidth throttling is active +- Monitor connection quality to OP Sepolia +- Consider upgrading network infrastructure + +### Performance Issues + +#### High CPU Usage +```python +class ResourceMonitor: + def check_cpu_usage(self): + if self.cpu_usage > 80: + return self.implement_throttling() +``` + +**Resolution Steps:** +1. Review system resources +2. Check for resource-intensive processes +3. Adjust node configuration parameters +4. Consider hardware upgrades if persistent + +#### Memory Management +- Monitor RAM usage patterns +- Implement proper garbage collection +- Adjust cache settings +- Configure swap space appropriately + +### Storage Issues + +#### Disk Space Warnings +```bash +# Check disk usage +df -h /data/ln1 + +# Clean up old logs +find /data/ln1/logs -type f -mtime +30 -delete +``` + +**Resolution Steps:** +1. Remove unnecessary files +2. Archive old data +3. Increase storage capacity +4. Implement log rotation + +## Validation Problems + +### Failed Document Processing + +```python +class ValidationTroubleshooter: + async def diagnose_validation_failure(self, doc_id): + return { + 'document_status': await self.check_document_status(doc_id), + 'validation_logs': await self.get_validation_logs(doc_id), + 'error_details': await self.analyze_error_pattern(doc_id) + } +``` + +**Common Causes:** +- Invalid document format +- Missing required fields +- Network timeout during validation +- Consensus failure + +## Smart Contract Issues + +### Transaction Failures + +```solidity +interface ErrorHandler { + function checkTransactionStatus(bytes32 txHash) + external + view + returns ( + bool success, + string memory errorMessage + ); +} +``` + +**Resolution Steps:** +1. Verify gas settings +2. Check account balance +3. Confirm contract state +4. Review transaction parameters + +## System Recovery + +### Emergency Procedures + +1. **Node Failure** + - Activate backup systems + - Restore from latest snapshot + - Verify data integrity + - Resume operations + +2. **Data Corruption** + - Stop affected services + - Identify corruption source + - Restore from backup + - Validate restored data + +### Backup Recovery + +```bash +# Restore configuration +cp /backup/config-latest.tar.gz /data/ln1/ +tar -xzf /data/ln1/config-latest.tar.gz + +# Restore data +cp /backup/data-latest.tar.gz /data/ln1/ +tar -xzf /data/ln1/data-latest.tar.gz +``` + +## Monitoring Alerts + +### Alert Response Guide + +| Alert Level | Response Time | Action Required | +|------------|---------------|-----------------| +| Critical | 15 minutes | Immediate intervention | +| High | 1 hour | Urgent investigation | +| Medium | 4 hours | Scheduled review | +| Low | 24 hours | Routine check | + +### Performance Alerts + +```python +class AlertHandler: + def handle_performance_alert(self, alert): + if alert.level == 'CRITICAL': + return self.initiate_emergency_protocol() + return self.schedule_maintenance_check() +``` + +## Maintenance Procedures + +### Regular Maintenance + +1. **Daily Checks** + - Monitor system logs + - Review performance metrics + - Check disk space + - Verify backup completion + +2. **Weekly Tasks** + - Update security patches + - Optimize databases + - Clean temporary files + - Review error logs + +### Health Checks + +```python +class HealthChecker: + async def perform_health_check(self): + return { + 'node_status': self.check_node_health(), + 'network_status': self.check_network_health(), + 'storage_status': self.check_storage_health(), + 'validation_status': self.check_validation_health() + } +``` + +## Support Resources + +### Community Support +- Discord community channel +- GitHub issues +- Technical documentation +- Community forums + +### Enterprise Support +- 24/7 technical support +- Priority issue resolution +- Direct access to development team +- Custom solution development \ No newline at end of file diff --git a/docs/infrastructure/0G.md b/docs/infrastructure/0G.md index e69de29..ebf06e6 100644 --- a/docs/infrastructure/0G.md +++ b/docs/infrastructure/0G.md @@ -0,0 +1,220 @@ +# 0G Network Integration + +## Overview + +The LN1 node integrates deeply with the 0G network to provide distributed storage, processing, and validation capabilities for legal documents. This document outlines the technical specifications and implementation details for 0G network integration. + +## Architecture + +### Core Components + +```python +class ZeroGIntegration: + def __init__(self): + self.network_client = ZeroGClient() + self.storage_manager = StorageManager() + self.sync_manager = SyncManager() + self.validator = ValidationEngine() +``` + +### Integration Points + +- **Storage Layer** + - Distributed document storage + - Metadata indexing + - Version control + - Replication management + +- **Processing Layer** + - Document validation + - Content analysis + - Legal entity extraction + - Cross-reference detection + +## Network Configuration + +### Connection Setup + +```python +class NetworkConfig: + def __init__(self): + self.config = { + 'network_id': '0G_MAINNET', + 'protocol_version': '1.0.0', + 'connection_type': 'persistent', + 'redundancy_level': 'N+2' + } +``` + +### Protocol Implementation + +```solidity +contract ZeroGProtocol { + mapping(address => bool) public authorizedNodes; + mapping(bytes32 => uint256) public documentHashes; + + function validateNode(address node) public view returns (bool) { + return authorizedNodes[node]; + } +} +``` + +## Data Management + +### Storage Implementation + +```python +class StorageManager: + async def store_document(self, document): + # Prepare document for 0G storage + prepared = self.prepare_document(document) + + # Store in 0G network + storage_result = await self.zero_g_client.store(prepared) + + # Update local index + await self.index_manager.update(storage_result) + + return storage_result +``` + +### Replication Strategy + +- Geographic distribution +- Load balancing +- Redundancy management +- Failover handling + +## Validation Process + +### Document Validation + +```python +class ValidationEngine: + async def validate_document(self, document): + return { + 'content_validation': await self.validate_content(document), + 'format_validation': await self.validate_format(document), + 'metadata_validation': await self.validate_metadata(document) + } +``` + +### Consensus Mechanism + +- Multi-node validation +- Quorum-based consensus +- Validation scoring +- Dispute resolution + +## Performance Optimization + +### Caching Strategy + +```python +class CacheManager: + def __init__(self): + self.local_cache = LRUCache(1000) + self.distributed_cache = DistributedCache() + + async def get_document(self, doc_id): + # Check local cache + if doc := self.local_cache.get(doc_id): + return doc + + # Check distributed cache + if doc := await self.distributed_cache.get(doc_id): + self.local_cache.set(doc_id, doc) + return doc + + # Fetch from 0G network + doc = await self.zero_g_client.fetch(doc_id) + self.update_caches(doc) + return doc +``` + +### Resource Management + +- CPU optimization +- Memory management +- Network bandwidth +- Storage allocation + +## Security Implementation + +### Authentication + +```python +class SecurityManager: + def __init__(self): + self.auth_manager = AuthManager() + self.crypto_manager = CryptoManager() + + async def secure_connection(self): + credentials = await self.auth_manager.get_credentials() + return await self.crypto_manager.establish_secure_channel(credentials) +``` + +### Encryption + +- End-to-end encryption +- At-rest encryption +- Key management +- Certificate handling + +## Monitoring System + +### Health Checks + +```python +class HealthMonitor: + async def check_health(self): + return { + 'network_status': await self.check_network(), + 'storage_status': await self.check_storage(), + 'validation_status': await self.check_validation(), + 'sync_status': await self.check_sync() + } +``` + +### Performance Metrics + +- Network latency +- Storage utilization +- Processing throughput +- Validation success rate + +## Error Handling + +### Recovery Procedures + +```python +class ErrorHandler: + async def handle_error(self, error): + await self.log_error(error) + recovery_action = self.determine_recovery_action(error) + return await self.execute_recovery(recovery_action) +``` + +### Fallback Mechanisms + +- Automatic failover +- Data recovery +- Node replacement +- Service continuity + +## Integration Guidelines + +### Implementation Steps + +1. Network Configuration +2. Security Setup +3. Storage Integration +4. Validation Implementation +5. Monitoring Setup + +### Best Practices + +- Regular health checks +- Performance monitoring +- Security audits +- Documentation updates \ No newline at end of file diff --git a/docs/infrastructure/SETUP.md b/docs/infrastructure/SETUP.md index e69de29..951a7b0 100644 --- a/docs/infrastructure/SETUP.md +++ b/docs/infrastructure/SETUP.md @@ -0,0 +1,268 @@ +# LN1 Infrastructure Setup Guide + +## System Requirements + +### Hardware Requirements + +```python +class NodeRequirements: + MINIMUM_SPECS = { + "cpu": { + "cores": 4, + "architecture": "x86_64", + "speed": "2.5GHz" + }, + "memory": { + "ram": "16GB", + "type": "DDR4" + }, + "storage": { + "capacity": "500GB", + "type": "SSD", + "iops": 3000 + }, + "network": { + "bandwidth": "100Mbps", + "type": "dedicated" + } + } +``` + +### Network Requirements + +- Public IPv4 address +- Open ports: + - 30303 (P2P) + - 8545 (RPC) + - 8546 (WebSocket) + - 9090 (Metrics) + +## Installation Steps + +### 1. Base System Setup + +```bash +# Update system +sudo apt update && sudo apt upgrade -y + +# Install dependencies +sudo apt install -y \ + build-essential \ + curl \ + git \ + python3-pip \ + nodejs \ + npm +``` + +### 2. Docker Installation + +```bash +# Install Docker +curl -fsSL https://get.docker.com -o get-docker.sh +sudo sh get-docker.sh + +# Install Docker Compose +sudo curl -L "https://github.com/docker/compose/releases/download/v2.0.0/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose +sudo chmod +x /usr/local/bin/docker-compose +``` + +### 3. Node Setup + +```bash +# Clone repository +git clone https://github.com/datahiv3/Legalese-Node-LN1.git +cd Legalese-Node-LN1 + +# Create directories +mkdir -p data/{storage,logs,config} + +# Set permissions +sudo chown -R $USER:$USER data/ +``` + +## Configuration + +### Environment Setup + +```bash +# Copy example configuration +cp config/example.env .env + +# Edit configuration +nano .env + +# Required variables +NODE_ID=your_node_id +NETWORK=testnet +RPC_ENDPOINT=https://sepolia.optimism.io +API_KEY=your_api_key +``` + +### Network Configuration + +```python +class NetworkConfig: + def __init__(self): + self.network_params = { + 'chain_id': 11155420, # OP Sepolia + 'p2p_port': 30303, + 'rpc_port': 8545, + 'ws_port': 8546, + 'metrics_port': 9090 + } +``` + +## Security Setup + +### SSL/TLS Configuration + +```bash +# Generate SSL certificate +openssl req -x509 -nodes -days 365 -newkey rsa:2048 \ + -keyout config/ssl/private.key \ + -out config/ssl/certificate.crt +``` + +### Firewall Setup + +```bash +# Configure UFW +sudo ufw allow 30303/tcp +sudo ufw allow 8545/tcp +sudo ufw allow 8546/tcp +sudo ufw allow 9090/tcp +sudo ufw enable +``` + +## Container Deployment + +### Docker Compose Configuration + +```yaml +version: '3.8' +services: + ln1_node: + build: + context: . + dockerfile: Dockerfile + volumes: + - ./data:/data + - ./config:/config + ports: + - "8545:8545" + - "8546:8546" + - "30303:30303" + - "9090:9090" + environment: + - NODE_ENV=production + restart: unless-stopped +``` + +### Start Services + +```bash +# Build and start containers +docker-compose up -d + +# Check logs +docker-compose logs -f +``` + +## Monitoring Setup + +### Prometheus Configuration + +```yaml +# prometheus.yml +global: + scrape_interval: 15s + +scrape_configs: + - job_name: 'ln1_node' + static_configs: + - targets: ['localhost:9090'] +``` + +### Grafana Setup + +```bash +docker run -d \ + -p 3000:3000 \ + --name grafana \ + grafana/grafana +``` + +## Post-Installation + +### Health Check + +```python +class HealthChecker: + async def verify_installation(self): + return { + 'node_status': self.check_node_status(), + 'network_connection': self.verify_network(), + 'storage_access': self.check_storage(), + 'api_availability': self.verify_api() + } +``` + +### Backup Configuration + +```bash +# Create backup script +cat > backup.sh << 'EOF' +#!/bin/bash +backup_dir="/backup/ln1" +mkdir -p $backup_dir +tar -czf $backup_dir/config-$(date +%Y%m%d).tar.gz config/ +tar -czf $backup_dir/data-$(date +%Y%m%d).tar.gz data/ +EOF + +chmod +x backup.sh +``` + +## Troubleshooting + +### Common Issues + +1. **Connection Issues** + - Verify network configuration + - Check firewall settings + - Validate RPC endpoint + +2. **Storage Problems** + - Check disk space + - Verify permissions + - Validate mount points + +### Logging + +```bash +# View logs +docker-compose logs -f + +# Export logs +docker-compose logs > node_logs.txt +``` + +## Maintenance + +### Regular Tasks + +- Monitor system resources +- Check log files +- Update security patches +- Backup configuration +- Verify node status + +### Update Procedure + +```bash +# Update repository +git pull + +# Rebuild containers +docker-compose build +docker-compose up -d \ No newline at end of file diff --git a/docs/security/SECURITY.md b/docs/security/SECURITY.md index e69de29..aa40b79 100644 --- a/docs/security/SECURITY.md +++ b/docs/security/SECURITY.md @@ -0,0 +1,265 @@ +# LN1 Security Protocol Documentation + +## Overview + +This document outlines the security protocols and measures implemented in the LN1 node system to ensure data integrity, network security, and compliant operations across the legal document processing infrastructure. + +## Security Architecture + +### Core Security Components + +```python +class SecurityManager: + def __init__(self): + self.auth_manager = AuthenticationManager() + self.encryption_manager = EncryptionManager() + self.access_control = AccessControlManager() + self.audit_logger = AuditLogger() +``` + +## Authentication System + +### Node Authentication + +```solidity +contract NodeAuthenticator { + mapping(address => bool) public authorizedNodes; + mapping(address => uint256) public nodeStakes; + + modifier onlyAuthorizedNode() { + require(authorizedNodes[msg.sender], "Unauthorized node"); + _; + } + + function authenticateNode(address node) + external + returns (bool) + { + return authorizedNodes[node] && nodeStakes[node] >= minStake; + } +} +``` + +### API Authentication + +- JWT-based authentication +- API key management +- Rate limiting +- Request signing + +## Encryption Protocols + +### Data Encryption + +```python +class EncryptionManager: + def __init__(self): + self.key_manager = KeyManager() + self.cipher_suite = CipherSuite() + + async def encrypt_document(self, document): + key = await self.key_manager.get_encryption_key() + return self.cipher_suite.encrypt(document, key) +``` + +### Key Management + +- Secure key generation +- Regular key rotation +- Key backup procedures +- Hardware security module integration + +## Access Control + +### Role-Based Access Control (RBAC) + +```python +class AccessControlManager: + def __init__(self): + self.roles = { + 'admin': ['all'], + 'validator': ['validate', 'read'], + 'reader': ['read'] + } + + def check_permission(self, user, action): + user_role = self.get_user_role(user) + return action in self.roles[user_role] +``` + +### Permission Levels + +- System administration +- Node operation +- Document validation +- Data access +- Monitoring + +## Network Security + +### Firewall Configuration + +```bash +# Required firewall rules +ufw allow 30303/tcp # P2P communication +ufw allow 8545/tcp # RPC endpoint +ufw allow 8546/tcp # WebSocket +ufw allow 9090/tcp # Metrics +``` + +### DDoS Protection + +- Rate limiting +- Request filtering +- Traffic analysis +- Automated blocking + +## Data Protection + +### Document Security + +```python +class DocumentSecurityManager: + def secure_document(self, document): + return { + 'encryption': self.encrypt_content(document), + 'access_control': self.set_access_rules(document), + 'audit_trail': self.create_audit_trail(document) + } +``` + +### Privacy Controls + +- Data anonymization +- Access logging +- Consent management +- Data retention policies + +## Monitoring and Detection + +### Security Monitoring + +```python +class SecurityMonitor: + def __init__(self): + self.intrusion_detector = IntrusionDetector() + self.anomaly_detector = AnomalyDetector() + + async def monitor_system(self): + return { + 'intrusion_alerts': await self.intrusion_detector.check(), + 'anomalies': await self.anomaly_detector.scan(), + 'system_health': await self.check_system_health() + } +``` + +### Alert System + +- Real-time monitoring +- Threshold alerts +- Incident reporting +- Response automation + +## Incident Response + +### Response Protocol + +1. **Detection Phase** + - Automated detection + - Manual reporting + - Alert verification + +2. **Containment Phase** + - Threat isolation + - System protection + - Evidence preservation + +3. **Recovery Phase** + - System restoration + - Data recovery + - Service resumption + +## Compliance + +### Regulatory Compliance + +```python +class ComplianceManager: + def verify_compliance(self, operation): + return { + 'gdpr_compliant': self.check_gdpr_compliance(), + 'data_protection': self.verify_data_protection(), + 'audit_trail': self.generate_audit_trail() + } +``` + +### Audit Logging + +```python +class AuditLogger: + def log_event(self, event): + return { + 'timestamp': self.get_timestamp(), + 'actor': event.actor, + 'action': event.action, + 'resource': event.resource, + 'status': event.status + } +``` + +## Security Updates + +### Patch Management + +```python +class PatchManager: + async def manage_updates(self): + available_updates = await self.check_updates() + if self.requires_immediate_update(available_updates): + return await self.apply_critical_updates() + return await self.schedule_updates(available_updates) +``` + +### Version Control + +- Regular security patches +- Dependency updates +- Vulnerability fixes +- System hardening + +## Backup and Recovery + +### Backup Strategy + +```python +class BackupManager: + def __init__(self): + self.backup_schedule = { + 'full': '0 0 * * 0', # Weekly + 'incremental': '0 0 * * 1-6', # Daily + 'config': '0 * * * *' # Hourly + } +``` + +### Disaster Recovery + +- System restore procedures +- Data recovery protocols +- Service continuity plans +- Backup verification + +## Security Best Practices + +### Development Security + +- Secure coding guidelines +- Code review requirements +- Dependency scanning +- Vulnerability testing + +### Operational Security + +- Access management +- Change control +- Incident response +- Regular audits \ No newline at end of file diff --git a/docs/storage/0G.md b/docs/storage/0G.md index e69de29..8533f64 100644 --- a/docs/storage/0G.md +++ b/docs/storage/0G.md @@ -0,0 +1,232 @@ +# 0G Network Storage Integration + +## Overview + +The LN1 node implements a distributed storage layer leveraging the 0G network infrastructure for legal document persistence and retrieval. This document outlines the technical specifications and implementation details for the 0G storage integration. + +## Storage Architecture + +### Core Components + +```python +class StorageManager: + def __init__(self): + self.zero_g_client = ZeroGClient() + self.local_cache = CacheManager() + self.replication_manager = ReplicationManager() + self.consistency_checker = ConsistencyChecker() +``` + +### Data Flow + +1. **Document Reception** + - Initial validation + - Format verification + - Size checks + - Duplicate detection + +2. **Storage Processing** + - Content preparation + - Metadata extraction + - Encryption + - Sharding + +## Implementation Details + +### Storage Interface + +```python +class ZeroGStorage: + async def store_document(self, document): + """Store document in 0G network""" + prepared = await self.prepare_document(document) + encrypted = await self.encrypt_document(prepared) + location = await self.zero_g_client.store(encrypted) + + return { + 'document_id': document.id, + 'storage_location': location, + 'timestamp': datetime.now(), + 'status': 'STORED' + } +``` + +### Replication Strategy + +```python +class ReplicationManager: + def __init__(self): + self.replication_factor = 3 + self.node_selector = NodeSelector() + + async def replicate_document(self, document, locations): + selected_nodes = await self.node_selector.select_nodes( + count=self.replication_factor, + document=document + ) + return await self.distribute_to_nodes(document, selected_nodes) +``` + +## Data Management + +### Document Structure + +```typescript +interface StoredDocument { + id: string; + content: { + raw: Buffer; + encrypted: Buffer; + }; + metadata: { + size: number; + hash: string; + timestamp: string; + version: string; + }; + storage: { + locations: string[]; + replicas: number; + status: string; + } +} +``` + +### Caching System + +```python +class CacheManager: + def __init__(self): + self.memory_cache = LRUCache(1000) + self.disk_cache = PersistentCache() + + async def get_document(self, doc_id): + # Check memory cache + if doc := self.memory_cache.get(doc_id): + return doc + + # Check disk cache + if doc := await self.disk_cache.get(doc_id): + self.memory_cache.set(doc_id, doc) + return doc + + # Fetch from 0G network + doc = await self.fetch_from_network(doc_id) + await self.update_caches(doc) + return doc +``` + +## Performance Optimization + +### Storage Optimization + +```python +class StorageOptimizer: + def __init__(self): + self.compression = CompressionManager() + self.deduplication = DeduplicationManager() + + async def optimize_storage(self, document): + deduplicated = await self.deduplication.process(document) + compressed = await self.compression.compress(deduplicated) + return compressed +``` + +### Access Patterns + +- Hot data caching +- Predictive prefetching +- Batch processing +- Compression strategies + +## Security Implementation + +### Encryption + +```python +class EncryptionManager: + def __init__(self): + self.key_manager = KeyManager() + self.cipher = AESCipher() + + async def encrypt_document(self, document): + key = await self.key_manager.get_key() + encrypted = await self.cipher.encrypt(document, key) + return { + 'encrypted_content': encrypted, + 'key_id': key.id, + 'encryption_metadata': self.generate_metadata(key) + } +``` + +### Access Control + +- Role-based access +- Document-level permissions +- Encryption key management +- Audit logging + +## Monitoring System + +### Health Checks + +```python +class StorageMonitor: + async def check_health(self): + return { + 'storage_usage': await self.check_storage_usage(), + 'replication_status': await self.check_replicas(), + 'network_health': await self.check_network(), + 'cache_status': await self.check_cache() + } +``` + +### Performance Metrics + +- Storage utilization +- Access latency +- Cache hit rates +- Replication status + +## Error Handling + +### Recovery Procedures + +```python +class ErrorHandler: + async def handle_storage_error(self, error): + await self.log_error(error) + recovery_action = self.determine_recovery_action(error) + return await self.execute_recovery(recovery_action) +``` + +### Fallback Mechanisms + +1. **Storage Failures** + - Automatic failover + - Replica recovery + - Cache restoration + - Data reconstruction + +2. **Network Issues** + - Connection retry + - Alternative routing + - Local cache fallback + - Batch processing + +## Integration Guidelines + +### Implementation Steps + +1. Configure 0G client +2. Set up storage manager +3. Initialize caching system +4. Configure replication +5. Enable monitoring + +### Best Practices + +- Regular health checks +- Performance monitoring +- Security audits +- Backup verification \ No newline at end of file