API Module Documentation
Overview
The API module provides comprehensive API token management and API access control functionality for the telecommunications platform. This module handles API authentication, token lifecycle management, and API security configurations.
Purpose
- Manage API access tokens and authentication
- Provide secure API endpoint configuration
- Handle API token lifecycle and permissions
- Monitor API usage and security
Module Information
- Path:
src/app/api - Module File:
api.module.ts - Routing File:
api-routing.module.ts - Lazy Loaded: Yes
Components
TokensComponent
- File:
tokens/tokens.component.ts - Template:
tokens/tokens.component.html - Styles:
tokens/tokens.component.css - Purpose: Token management interface
- Features:
- Display active API tokens
- Token status monitoring
- Token usage analytics
- Token revocation and renewal
- Permission management per token
AddtokenComponent
- File:
addtoken/addtoken.component.ts - Template:
addtoken/addtoken.component.html - Styles:
addtoken/addtoken.component.css - Purpose: New token creation interface
- Features:
- Token generation wizard
- Permission scope configuration
- Expiration date setting
- Usage limit configuration
- Token naming and description
Services
ApiService
- File:
api.service.ts - Purpose: Core API operations and token management
- Key Methods:
generateToken()- Create new API tokensrevokeToken()- Revoke existing tokensvalidateToken()- Verify token validitygetTokenUsage()- Retrieve usage statisticsupdateTokenPermissions()- Modify token permissionslistActiveTokens()- Get all active tokens
Classes
ApiClass
- File:
api.class.ts - Purpose: API-related data models and business logic
- Key Properties:
- Token structure definitions
- API endpoint configurations
- Permission level definitions
- Usage tracking models
File Structure
``
src/app/api/
├── tokens/
│ ├── tokens.component.ts
│ ├── tokens.component.html
│ ├── tokens.component.css
│ └── tokens.component.spec.ts
├── addtoken/
│ ├── addtoken.component.ts
│ ├── addtoken.component.html
│ ├── addtoken.component.css
│ └── addtoken.component.spec.ts
├── api.service.ts
├── api.service.spec.ts
├── api.class.ts
├── api-routing.module.ts
└── api.module.ts
`
Dependencies
- Internal Modules:
- SharedModule (UI components, utilities)
- AuthenticationModule (user authentication)
- External Libraries:
- Angular Common
- Angular Forms
- Angular Router
- Angular Material (UI components)
Routes Configuration
- Base Route:
/api
Child Routes:
/api/tokens - Token management dashboard
/api/tokens/add - Create new token
/api/tokens/:id - Token details and management
Key Features
Token Management
- Secure token generation with cryptographic algorithms
- Token lifecycle management (create, activate, suspend, revoke)
- Granular permission configuration
- Usage monitoring and analytics
- Automatic token expiration handling
Security Features
- Role-based token access
- IP address restrictions
- Rate limiting configuration
- Token usage auditing
- Secure token storage
Permission System
- Granular API endpoint permissions
- Resource-level access control
- Time-based access restrictions
- Geographic access limitations
- Usage quota management
Monitoring & Analytics
- Real-time token usage tracking
- API call analytics
- Performance metrics
- Security incident detection
- Usage trend analysis
Integration Points
With Authentication Module
- User authentication for token management
- Permission verification
- Session-based security
- Multi-factor authentication support
With Shared Module
- Common UI components
- Utility functions
- Standardized forms
- Error handling components
With External APIs
- Third-party integration tokens
- Webhook authentication
- Partner API access
- Service-to-service authentication
Security Features
Token Security
- JWT-based token structure
- Cryptographic signing
- Token encryption in storage
- Secure transmission protocols
- Token rotation policies
Access Control
- Role-based permissions
- IP whitelisting/blacklisting
- Geographic restrictions
- Time-based access controls
- Rate limiting and throttling
Audit & Compliance
- Comprehensive audit logging
- Compliance reporting
- Security incident tracking
- Access pattern analysis
- Regulatory compliance support
Usage Guidelines
For Administrators
1. Token Management:
- Create tokens for different services
- Configure permission scopes
- Monitor token usage
- Manage token lifecycle
2. Security Configuration:
- Set up access restrictions
- Configure rate limits
- Monitor security events
- Manage compliance requirements
For Developers
1. API Integration:
- Request tokens for applications
- Configure API endpoints
- Implement token refresh logic
- Handle authentication errors
2. Best Practices:
- Use minimum required permissions
- Implement proper error handling
- Monitor token usage
- Follow security guidelines
API Integration
Token Endpoints
POST /api/tokens - Create new token
GET /api/tokens - List tokens
GET /api/tokens/{id} - Get token details
PUT /api/tokens/{id} - Update token
DELETE /api/tokens/{id} - Revoke token
Usage Endpoints
GET /api/tokens/{id}/usage - Get usage statistics
GET /api/tokens/{id}/logs - Get access logs
POST /api/tokens/{id}/rotate` - Rotate token
Error Handling
- Invalid token errors
- Permission denied responses
- Rate limit exceeded handling
- Token expiration management
- Network connectivity issues
- Service unavailability handling
Performance Considerations
- Efficient token validation
- Caching for frequently accessed tokens
- Optimized database queries
- Rate limiting implementation
- Connection pooling
- Load balancing support
Testing
Unit Testing
- Component functionality testing
- Service method testing
- Token validation testing
- Permission logic testing
Integration Testing
- API endpoint testing
- Authentication flow testing
- Permission system testing
- Security feature testing
Security Testing
- Token security validation
- Permission bypass testing
- Rate limiting verification
- Audit logging testing
Best Practices
Token Management
- Regular token rotation
- Minimum permission principle
- Token expiration policies
- Usage monitoring
- Security incident response
Development
- Secure token storage
- Proper error handling
- Logging and monitoring
- Performance optimization
- Security-first approach
Future Enhancements
- OAuth 2.0 integration
- Advanced analytics dashboard
- Machine learning for anomaly detection
- Mobile token management
- Enhanced security features
- Automated compliance reporting