taskstatus.md

Task Status

Core Requirements Status

OAuth2 Server Implementation (RFC 6749)

• Create Golang HTTP server
• Implement Client Credentials Grant flow
• Basic Authentication support
• /token endpoint implementation
• Proper error responses according to RFC 6749

JWT Implementation (RFC 7519)

• JWT token generation
• Required claims implementation (exp, iat, nbf, iss, sub)
• Token expiration handling
• RS256 key signing (implemented with dedicated key management)

Additional Required Endpoints

• JWK endpoint (RFC 7517)
• Token introspection endpoint (RFC 7662)

Deployment

• Kubernetes deployment manifests
  • Local deployment with k3d
  • Service configuration
  • Secret management for JWT keys
  • Deployment scripts and documentation
  • Docker image building and management
    • Multi-stage build for minimal image size
    • Distroless base image for security
    • Build script for local development
    • Image versioning and tagging

Detailed Implementation Status

Completed Features

1. OAuth2 Server

   • Client Credentials Grant flow implementation
   • Basic Authentication validation
   • Proper error handling and responses
   • User pool for client credentials
   • Environment variable configuration

2. JWT Token Generation

   • Token structure with required claims
   • Token expiration handling
   • RS256 signing with dedicated key management
   • Secure key storage and loading

3. JWK Implementation

   • JWKS endpoint implementation
   • Test utilities for JWKS endpoint
   • Method validation (GET only)
   • Proper error handling and logging

4. Token Introspection

   • Introspection endpoint implementation (RFC 7662)
   • Token validation and claims extraction
   • Test utilities for introspection endpoint
   • Proper error handling and logging

5. Testing and Documentation

   • Test utilities for token endpoint
   • Test utilities for JWKS endpoint
   • Test utilities for introspection endpoint
   • Basic documentation
   • GitHub Actions workflow
   • Changelog maintenance

6. Deployment

   • Kubernetes deployment manifests
   • Local k3d cluster setup
   • Deployment scripts and utilities
   • Service configuration
   • Secret management
   • Comprehensive deployment documentation
   • Docker image building and management
     • Multi-stage build process
     • Security-focused base image
     • Build automation scripts
     • Image versioning strategy

Pending Features

1. Security Enhancements
   • Implement rate limiting
   • Add token revocation mechanism

Next Steps

1. Add rate limiting and token revocation
2. Enhance security measures for production use