a08514b4f2
- Created docs/ directory for better organization - Moved 35 markdown files from root to docs/ - Includes all status reports, guides, and testing documentation Co-Authored-By: Warp <agent@warp.dev>
191 lines
4.9 KiB
Markdown
191 lines
4.9 KiB
Markdown
# Phase D: Backend Hardening & Observability - Implementation Plan
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## 🎯 Overview
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**Status**: Ready to Start
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**Phase**: D - Backend Hardening & Observability
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**Goal**: Production-grade security, performance, and reliability
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---
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## ✅ Already Completed (from Phase C)
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- ✅ Enhanced monitoring (alerting engine, metrics, WebSocket)
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- ✅ Alerting engine with rule-based monitoring
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- ✅ Metrics collection for all components
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- ✅ WebSocket event streaming
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---
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## 📋 Phase D Tasks
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### 1. Security Hardening 🔒
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#### 1.1 Password Hashing
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- **Current**: Argon2id implementation is stubbed
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- **Task**: Implement proper Argon2id password hashing
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- **Priority**: High
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- **Files**: `backend/internal/auth/handler.go`
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#### 1.2 Token Hashing
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- **Current**: Session token hashing is simplified
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- **Task**: Implement cryptographic hash for session tokens
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- **Priority**: High
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- **Files**: `backend/internal/auth/handler.go`
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#### 1.3 Rate Limiting
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- **Current**: Not implemented
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- **Task**: Add rate limiting middleware
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- **Priority**: Medium
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- **Files**: `backend/internal/common/router/middleware.go`
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#### 1.4 CORS Configuration
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- **Current**: Allows all origins
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- **Task**: Make CORS configurable via config file
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- **Priority**: Medium
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- **Files**: `backend/internal/common/router/router.go`, `backend/internal/common/config/config.go`
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#### 1.5 Input Validation
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- **Current**: Basic validation
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- **Task**: Enhanced input validation for all endpoints
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- **Priority**: Medium
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- **Files**: All handlers
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#### 1.6 Security Headers
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- **Current**: Not implemented
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- **Task**: Add security headers middleware (X-Frame-Options, X-Content-Type-Options, etc.)
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- **Priority**: Medium
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- **Files**: `backend/internal/common/router/middleware.go`
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---
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### 2. Performance Optimization ⚡
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#### 2.1 Database Query Optimization
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- **Current**: Basic queries
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- **Task**: Optimize database queries (indexes, query plans)
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- **Priority**: Medium
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- **Files**: All service files
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#### 2.2 Connection Pooling
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- **Current**: Basic connection pool
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- **Task**: Optimize database connection pool settings
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- **Priority**: Low
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- **Files**: `backend/internal/common/database/database.go`
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#### 2.3 Response Caching
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- **Current**: No caching
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- **Task**: Add caching for read-heavy endpoints (health, metrics, etc.)
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- **Priority**: Low
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- **Files**: `backend/internal/common/router/middleware.go`
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#### 2.4 Request Timeout Configuration
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- **Current**: Basic timeouts
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- **Task**: Fine-tune request timeouts per endpoint type
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- **Priority**: Low
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- **Files**: `backend/internal/common/router/router.go`
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---
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### 3. Comprehensive Testing 🧪
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#### 3.1 Unit Tests
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- **Current**: No unit tests
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- **Task**: Write unit tests for core services
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- **Priority**: High
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- **Files**: `backend/internal/*/service_test.go`
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#### 3.2 Integration Tests
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- **Current**: Manual testing scripts
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- **Task**: Automated integration tests
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- **Priority**: Medium
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- **Files**: `backend/tests/integration/`
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#### 3.3 Load Testing
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- **Current**: Not tested
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- **Task**: Load testing for API endpoints
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- **Priority**: Low
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- **Files**: `scripts/load-test.sh`
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#### 3.4 Security Testing
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- **Current**: Not tested
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- **Task**: Security vulnerability scanning
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- **Priority**: Medium
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- **Files**: Security test suite
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---
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### 4. Error Handling Enhancement 🛡️
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#### 4.1 Error Messages
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- **Current**: Some error messages could be more specific
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- **Task**: Improve error messages with context
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- **Priority**: Low
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- **Files**: All handlers and services
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#### 4.2 Error Logging
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- **Current**: Basic error logging
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- **Task**: Enhanced error logging with stack traces
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- **Priority**: Low
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- **Files**: `backend/internal/common/logger/logger.go`
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---
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## 🎯 Implementation Order
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### Priority 1: Security Hardening (Critical)
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1. Password Hashing (Argon2id)
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2. Token Hashing (Cryptographic)
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3. Rate Limiting
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4. CORS Configuration
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### Priority 2: Testing (Important)
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1. Unit Tests for core services
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2. Integration Tests for API endpoints
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3. Security Testing
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### Priority 3: Performance (Nice to Have)
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1. Database Query Optimization
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2. Response Caching
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3. Connection Pool Tuning
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### Priority 4: Polish (Enhancement)
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1. Error Message Improvements
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2. Security Headers
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3. Input Validation Enhancements
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---
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## 📊 Success Criteria
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### Security
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- ✅ Argon2id password hashing implemented
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- ✅ Cryptographic token hashing
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- ✅ Rate limiting active
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- ✅ CORS configurable
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- ✅ Security headers present
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### Testing
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- ✅ Unit test coverage >70%
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- ✅ Integration tests for all endpoints
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- ✅ Security tests passing
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### Performance
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- ✅ Database queries optimized
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- ✅ Response times <100ms for read operations
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- ✅ Connection pool optimized
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---
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## 🚀 Ready to Start
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**Next Task**: Security Hardening - Password Hashing (Argon2id)
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Would you like to start with:
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1. **Security Hardening** (Password Hashing, Token Hashing, Rate Limiting)
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2. **Comprehensive Testing** (Unit Tests, Integration Tests)
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3. **Performance Optimization** (Database, Caching)
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Which would you like to tackle first?
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