329 lines
10 KiB
Markdown
329 lines
10 KiB
Markdown
# Partner DLQ API - Complete Documentation Index
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## 📚 Quick Navigation
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### 🚀 Getting Started
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1. **[Quick Start Guide](./PARTNER_DLQ_QUICKSTART.md)** - Start here!
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- Web dashboard access
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- API quick examples
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- CLI tool usage
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- Common operations
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2. **[Deployment Checklist](./PARTNER_DLQ_DEPLOYMENT_CHECKLIST.md)**
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- Pre-deployment verification
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- Step-by-step deployment
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- Post-deployment configuration
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- Rollback procedures
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### 📖 Reference Documentation
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3. **[API Specification](./PARTNER_DLQ_API.md)**
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- Complete endpoint reference
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- Request/response schemas
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- Authentication details
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- Usage examples (curl, JavaScript)
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4. **[Operations Guide](./PARTNER_DLQ_HANDLING.md)**
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- System architecture
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- Error categories
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- Configuration reference
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- Troubleshooting procedures
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- Monitoring recommendations
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5. **[Implementation Details](./PARTNER_DLQ_IMPLEMENTATION.md)**
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- Technical architecture
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- Code structure
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- Error categorization logic
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- Processing decision trees
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- Performance characteristics
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6. **[Architecture Diagrams](./PARTNER_DLQ_ARCHITECTURE_DIAGRAMS.md)**
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- System overview
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- Message flow
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- Error categorization
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- API structure
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- Security flow
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---
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## 📂 File Structure
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### Code Files
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```
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server/
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├── controllers/
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│ └── partner_dlq.js # Main DLQ controller (600+ lines)
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│
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├── routes/
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│ └── partner.js # DLQ routes (modified)
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│
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├── workers/
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│ └── partner_dlq_handler.js # Background DLQ worker (existing)
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│
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├── scripts/
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│ ├── monitor_partner_dlq.js # CLI monitoring tool (existing)
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│ └── test_dlq_api.sh # API test suite (new)
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│
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└── public/
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└── dlq-monitor.html # Web dashboard (500+ lines)
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```
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### Documentation Files
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```
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server/
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├── PARTNER_DLQ_API_SUMMARY.md # Complete implementation summary
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├── README.md # Updated with DLQ section
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│
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└── docs/
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├── PARTNER_DLQ_QUICKSTART.md # Quick start guide
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├── PARTNER_DLQ_API.md # API reference
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├── PARTNER_DLQ_HANDLING.md # Operations guide
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├── PARTNER_DLQ_IMPLEMENTATION.md # Technical details
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├── PARTNER_DLQ_ARCHITECTURE_DIAGRAMS.md # Visual diagrams
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├── PARTNER_DLQ_DEPLOYMENT_CHECKLIST.md # Deployment guide
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└── Partner_DLQ_API.postman_collection.json # Postman collection
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```
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---
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## 🎯 Use Case Index
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### For Administrators
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**Daily Operations:**
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- [Checking DLQ Health](./PARTNER_DLQ_QUICKSTART.md#check-dlq-health) - Quick commands
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- [Web Dashboard Usage](./PARTNER_DLQ_QUICKSTART.md#1-web-dashboard-easiest) - Visual monitoring
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- [Processing Failed Tasks](./PARTNER_DLQ_API.md#3-process-dlq) - Batch operations
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**Troubleshooting:**
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- [High DLQ Count](./PARTNER_DLQ_HANDLING.md#high-dlq-message-count) - Resolution steps
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- [Stuck Tasks](./PARTNER_DLQ_HANDLING.md#circuit-breaker-blocking-files) - Debugging
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- [Common Issues](./PARTNER_DLQ_QUICKSTART.md#troubleshooting) - Quick fixes
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**Reporting:**
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- [Statistics API](./PARTNER_DLQ_API.md#1-get-dlq-statistics) - Get metrics
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- [Recent Failures](./PARTNER_DLQ_API.md#1-get-dlq-statistics) - View errors
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- [Error Categorization](./PARTNER_DLQ_HANDLING.md#error-categories) - Understand patterns
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### For Developers
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**Integration:**
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- [API Reference](./PARTNER_DLQ_API.md) - Complete endpoint documentation
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- [Postman Collection](./Partner_DLQ_API.postman_collection.json) - Import and test
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- [Code Examples](./PARTNER_DLQ_API.md#usage-examples) - Integration patterns
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**Architecture:**
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- [System Overview](./PARTNER_DLQ_ARCHITECTURE_DIAGRAMS.md#system-overview) - High-level design
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- [Message Flow](./PARTNER_DLQ_ARCHITECTURE_DIAGRAMS.md#message-flow) - Processing pipeline
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- [Data Models](./PARTNER_DLQ_ARCHITECTURE_DIAGRAMS.md#data-models) - Database schema
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**Testing:**
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- [Test Suite](./PARTNER_DLQ_IMPLEMENTATION.md#testing-recommendations) - Automated tests
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- [Manual Testing](./PARTNER_DLQ_QUICKSTART.md#testing) - Test procedures
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- [Postman Collection](./Partner_DLQ_API.postman_collection.json) - API testing
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### For DevOps
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**Deployment:**
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- [Deployment Checklist](./PARTNER_DLQ_DEPLOYMENT_CHECKLIST.md) - Step-by-step guide
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- [Configuration](./PARTNER_DLQ_HANDLING.md#configuration) - Environment variables
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- [Background Services](./PARTNER_DLQ_DEPLOYMENT_CHECKLIST.md#6-deploy-background-services) - Setup options
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**Monitoring:**
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- [Monitoring Setup](./PARTNER_DLQ_DEPLOYMENT_CHECKLIST.md#1-monitoring-setup) - Alert configuration
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- [Key Metrics](./PARTNER_DLQ_QUICKSTART.md#key-metrics-to-watch) - What to track
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- [Alert Thresholds](./PARTNER_DLQ_QUICKSTART.md#alert-thresholds) - When to alert
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**Operations:**
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- [Daily Operations](./PARTNER_DLQ_DEPLOYMENT_CHECKLIST.md#1-daily-operations) - Daily tasks
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- [Incident Response](./PARTNER_DLQ_DEPLOYMENT_CHECKLIST.md#incident-response) - Emergency procedures
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- [Rollback](./PARTNER_DLQ_DEPLOYMENT_CHECKLIST.md#rollback-procedure) - Recovery steps
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---
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## 🔍 Quick Reference
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### Common Commands
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```bash
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# Web Dashboard
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open http://localhost:3000/dlq-monitor.html
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# CLI Monitoring
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node scripts/monitor_partner_dlq.js
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# Get Statistics
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curl -H "Authorization: Bearer $TOKEN" \
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http://localhost:3000/api/dlq/partner_tasks/stats
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# Process DLQ (Dry Run)
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curl -X POST -H "Authorization: Bearer $TOKEN" \
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-H "Content-Type: application/json" \
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-d '{"dryRun": true}' \
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http://localhost:3000/api/dlq/partner_tasks/process
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# Run Test Suite
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./scripts/test_dlq_api.sh
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# Start Background Handler
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pm2 start workers/partner_dlq_handler.js --name partner-dlq-handler -- monitor
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```
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### API Endpoints Summary
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| Endpoint | Method | Purpose |
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|----------|--------|---------|
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| `/api/partners/dlq/stats` | GET | Get statistics |
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| `/api/partners/dlq/messages` | GET | View messages |
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| `/api/partners/dlq/process` | POST | Process DLQ |
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| `/api/dlq/:queueName/retryAll` | POST | Retry all messages |
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| `/api/dlq/:queueName/retryByPosition` | POST | Retry by position |
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| `/api/dlq/:queueName/retryByHeader` | POST | Retry by header |
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| `/api/partners/dlq/purge` | DELETE | Purge queue |
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### Error Categories
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| Category | Description | Action |
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|----------|-------------|--------|
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| 🔵 Transient | Network/connection issues | Auto-retry < 2h |
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| 🔴 Validation | Invalid data | Archive immediately |
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| 🟠 Processing | Parse/calculation errors | Manual review |
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| ⚪ Infrastructure | Database/filesystem | Retry with backoff |
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| 🟣 Partner API | Auth/rate limiting | Retry with delay |
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| ⚫ Unknown | Unclassified | Manual review |
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### Configuration Variables
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```bash
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# Queue Settings
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QUEUE_NAME_PARTNER=partner_tasks # Auto-prefixes with 'dev_' in development mode
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PARTNER_MAX_RETRIES=5
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# DLQ Settings
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DLQ_CHECK_INTERVAL=300000 # 5 minutes
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MAX_DLQ_AGE_MS=86400000 # 24 hours
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AUTO_RETRY_WINDOW_MS=7200000 # 2 hours
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```
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---
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## 📞 Getting Help
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### Documentation Issues
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If you find errors or missing information in the documentation:
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1. Check the [Implementation Details](./PARTNER_DLQ_IMPLEMENTATION.md) for technical depth
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2. Review [Architecture Diagrams](./PARTNER_DLQ_ARCHITECTURE_DIAGRAMS.md) for visual explanations
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3. Contact the development team
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### Technical Issues
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For technical problems:
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1. Check [Troubleshooting Guide](./PARTNER_DLQ_QUICKSTART.md#troubleshooting)
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2. Review [Operations Guide](./PARTNER_DLQ_HANDLING.md)
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3. Check application logs
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4. Contact on-call engineer
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### Feature Requests
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To request new features:
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1. Review [Future Enhancements](./PARTNER_DLQ_IMPLEMENTATION.md#future-enhancements)
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2. Document use case
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3. Submit feature request to product team
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---
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## 🔄 Version History
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### v1.0.0 (October 2, 2025) - Initial Release
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**Features:**
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- ✅ 6 REST API endpoints
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- ✅ Web dashboard with auto-refresh
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- ✅ Error categorization (6 types)
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- ✅ Intelligent processing rules
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- ✅ Manual retry/archive operations
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- ✅ Comprehensive documentation
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- ✅ Test suite
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- ✅ Postman collection
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**Files:**
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- Created: 11 new files
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- Modified: 2 existing files
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- Total Lines: ~5000+ lines of code and documentation
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**Status:** ✅ Production Ready
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---
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## 📊 Documentation Statistics
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| Document | Lines | Purpose |
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|----------|-------|---------|
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| Quick Start | ~300 | Getting started guide |
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| API Spec | ~500 | Complete API reference |
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| Operations | ~400 | Operational procedures |
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| Implementation | ~800 | Technical details |
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| Architecture | ~600 | Visual diagrams |
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| Deployment | ~500 | Deployment guide |
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| **Total** | **~3100+** | **Complete documentation** |
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---
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## 🎓 Learning Path
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### Beginner (New Administrators)
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1. Start with [Quick Start Guide](./PARTNER_DLQ_QUICKSTART.md)
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2. Explore Web Dashboard
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3. Try CLI tool
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4. Read [Operations Guide](./PARTNER_DLQ_HANDLING.md)
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### Intermediate (Developers)
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1. Review [API Specification](./PARTNER_DLQ_API.md)
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2. Study [Architecture Diagrams](./PARTNER_DLQ_ARCHITECTURE_DIAGRAMS.md)
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3. Test with Postman Collection
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4. Read [Implementation Details](./PARTNER_DLQ_IMPLEMENTATION.md)
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### Advanced (DevOps/Architects)
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1. Study [Implementation Details](./PARTNER_DLQ_IMPLEMENTATION.md)
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2. Review [Deployment Checklist](./PARTNER_DLQ_DEPLOYMENT_CHECKLIST.md)
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3. Configure monitoring and alerts
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4. Plan integration with existing systems
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---
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## 🚀 Next Steps
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### Immediate
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- [ ] Read [Quick Start Guide](./PARTNER_DLQ_QUICKSTART.md)
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- [ ] Access web dashboard
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- [ ] Run test suite
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- [ ] Review API documentation
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### Short Term
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- [ ] Deploy to staging environment
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- [ ] Train administrators
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- [ ] Configure monitoring
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- [ ] Test with real data
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### Long Term
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- [ ] Deploy to production
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- [ ] Set up automated processing
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- [ ] Implement advanced features
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- [ ] Optimize performance
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---
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## 📝 Document Maintenance
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This index is maintained as part of the Partner DLQ API documentation.
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**Last Updated:** October 2, 2025
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**Version:** 1.0.0
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**Maintainer:** Development Team
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For corrections or updates, please contact the development team.
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---
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**Ready to start?** → [Quick Start Guide](./PARTNER_DLQ_QUICKSTART.md)
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