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The 3 Models in the NGINX Microservices Reference Architecture
- 1. Three Models in the NGINX Microservices Reference Architecture February 8, 2017
- 2. MORE INFORMATION AT NGINX.COM Who Are We? Chris Stetson Chief Architect Formerly: - Vice President, Technology, Razorfish - Vice President, West Coast, Huge Floyd Smith Technical Marketing Writer Formerly: - Apple, Alta Vista, Google, and more - Author of multiple books on technology
- 3. MORE INFORMATION AT NGINX.COM Agenda • NGINX Plus • The Big Shift • The Networking Problem • Service Discovery • Load Balancing • Secure & Fast Intercommunication • Architectures • Issues
- 4. MORE INFORMATION AT NGINX.COM Who Are You? Job Titles Analyst Architect CEO, CIO, CTO Consultant cool guy Cloud Architect, Engineer Developer DevOps Engineer IT Lead, Manager Security Architect Systems Analyst Tech Lead Organization Types Airlines Computer technology Consultancy Ecommerce Finance Freelance Government Higher education Mobile phones Networking technology Press SaaS Telecoms Reasons for Attending “Build ms platforms” “Client proposals” “Compare the three models to our solution” “Create API Gateway” “Developing microservices” “DevOps” “Microservices strategies” “Migrate from F5” “Move from .NET” “Move from Apache” “Moving from monolith” “Playing with microservices”
- 6. MORE INFORMATION AT NGINX.COM About NGINX, Inc. • Founded in 2011, and NGINX Plus first released in 2013 • VC-backed by enterprise software industry leaders • Offices in San Francisco, Sunnyvale, Cork, Cambridge, and Moscow • 1,000+ commercial customers • 100+ employees
- 7. >300 milliontotal sites running on NGINX 7Source: Netcraft June 2016 Web Server Survey
- 8. >50%of the top 100,000 busiest websites 8Source: W3Techs Web Technology Survey
- 9. >40%of sites on AWS 9Source: SumoLogic
- 10. 10
- 11. MORE INFORMATION AT NGINX.COM OPEN SOURCE PLUS FEATURES REQUEST ROUTING COMPRESSION LOAD BALANCING APP HEALTH MONITORING GUI VISUALIZATION SSL EMBEDDED SCRIPT LANGUAGE EDGE CACHE MEDIA STREAMING MONITORING ANALYTICS CONFIGURATION RESTFUL API What’s Inside NGINX Plus? 11
- 12. Internet Web Server Serve content from disk Application Gateway FastCGI, uWSGI, Passenger… Reverse Proxy Caching, load balancing… HTTP traffic Where NGINX Plus Fits
- 13. MORE INFORMATION AT NGINX.COM Public/Private/Hybrid CloudBare Metal Containers 13 NGINX Plus Works in All Environments
- 14. MORE INFORMATION AT NGINX.COM NGINX and Microservices • Two-thirds of surveyed developers using or investigating microservices • Microservices is #1 topic on our website • Chris Richardson series, Introduction to Microservices • Chris Stetson series, NGINX MRA • MRA Training • …and much more; contact Sales for free evaluation
- 15. MORE INFORMATION AT NGINX.COM The Big Shift
- 16. MORE INFORMATION AT NGINX.COM Architectural Changes: Monolith to Microservices 1
- 17. MORE INFORMATION AT NGINX.COM Architectural Changes: Monolith to Microservices 2
- 18. MORE INFORMATION AT NGINX.COM An Anecdote
- 19. MORE INFORMATION AT NGINX.COM The Tight Loop Problem • REST calls • 1000s of requests • Looped data
- 20. MORE INFORMATION AT NGINX.COM Mitigation • Group requests • Cache data • Optimize the network
- 21. MORE INFORMATION AT NGINX.COM NGINX Microservices
- 22. MORE INFORMATION AT NGINX.COM Microservices Reference Architecture • Docker containers • Polyglot services • Design incorporates Twelve-Factor App principles
- 23. MORE INFORMATION AT NGINX.COM The Networking Problem
- 24. MORE INFORMATION AT NGINX.COM Service Discovery • Services needs to know where other services are • Service registries work in many different ways • Register and read service information
- 25. MORE INFORMATION AT NGINX.COM Load Balancing • High-quality load balancing • Developer configurable
- 26. MORE INFORMATION AT NGINX.COM Secure & Fast Communication • Encryption at the transmission layer is becoming standard • SSL/TLS communication is slow • Encryption is CPU-intensive
- 27. MORE INFORMATION AT NGINX.COM Solution • Service discovery • Robust load balancing • Fast encryption
- 29. MORE INFORMATION AT NGINX.COM Proxy Model • Inbound traffic is managed through a reverse proxy/load balancer • Services are left to themselves to connect to each other… • …often through round- robin DNS
- 30. MORE INFORMATION AT NGINX.COM Proxy Model • Focus on Internet traffic • A shock absorber for your app • Dynamic connectivity
- 31. MORE INFORMATION AT NGINX.COM Router Mesh Model • Inbound routing through reverse proxy • Centralized load balancing through a separate load-balancing service • Deis Router works like this
- 32. MORE INFORMATION AT NGINX.COM Circuit Breakers • Active health checks • Retry • Caching
- 33. MORE INFORMATION AT NGINX.COM Router Mesh • Robust service discovery • Advanced load balancing • Circuit breaker pattern
- 34. MORE INFORMATION AT NGINX.COM Interprocess Communication • Routing is done at the container level • Services connect to each other as needed • NGINX Plus acts as the forward and reverse proxy for all requests
- 35. MORE INFORMATION AT NGINX.COM Normal Process • DNS service discovery • Relies on round-robin DNS • Each request creates a new SSL/TLS connection, which fully implemented requires 9 requests
- 36. MORE INFORMATION AT NGINX.COM Detail • NGINX Plus runs in each container • Application code talks to NGINX Plus locally • NGINX Plus talks to NGINX Plus • NGINX Plus queries the service registry
- 37. MORE INFORMATION AT NGINX.COM Circuit Breaker Plus • Active health checks • Retry • Caching
- 38. MORE INFORMATION AT NGINX.COM Fabric Model • Robust service discovery • Advanced load balancing • Circuit breaker pattern • Persistent SSL Network
- 39. MORE INFORMATION AT NGINX.COM NGINX and Microservices • Two-thirds of surveyed developers using or investigating microservices • Microservices is #1 topic on our website • Chris Richardson series, Introduction to Microservices • Chris Stetson series, NGINX MRA • MRA Training • …and much more; contact Sales for free evaluation