SymfonyCon Vienna 2024

Transcript

1. Crafting a microservice that fits your needs Haylee Millar
2. Goals and expectations During this talk we will explore: ▪ What a microservice is ▪ The pros and cons ▪ Evaluating when to use them ▪ A real example Questions may be asked at the end of the presentation.
3. Microservices
4. What is a microservice? UI Microservice Microservice Microservice Microservice
5. The pros ▪ Easily scalable ▪ Agility ▪ Technological freedom ▪ Fault isolation
6. The cons ▪ Complexity ▪ Difficulty tracing bugs ▪ Increased security responsibility
7. When to use microservices When you need: ▪ Autonomy ▪ Distinct functionalities ▪ Independent deployment
8. Based on a true story…
9. An old system in need of new features Legacy version of Drupal + A need for anti user abuse measures = Microservice discussions
10. Know Your Customer (KYC) Service that provides logic to: ▪ Validate customer identity ▪ Evaluate financial risk Building a fraud prevention component Moritz Schuh
11. Starting small KYC 1.0.0 included: ▪ User score service ▪ User data sync ▪ Staff verification ▪ Grantlists
12. Starting small Accounts Drupal KYC Symfony Auth sync sync get score
13. Building blocks CI/CD & Testing • PHPUnit • GitLab CI scripts Cron / Symfony scheduler • Sync user data • Sync grantlists Bundles Keeping it simple yet secure.
14. Bundles ▪ Jose Framework ▪ Lexik JWT Authentication ▪ Doctrine ▪ Doctrine Migrations
15. Messenger component ▪ In version 1.7 ▪ Handles messaging between applications ▪ Used to retrieve IP fraud check
16. Deployed on Upsun ▪ The official PaaS for Symfony ▪ Free trial ▪ CLI or UI can be used Deploy Symfony Upsun Docs
17. Deployed on Upsun Symfony demo app:
18. Deployed on Upsun Pre-existing project:
19. Now KYC 2.23.0 New features: ▪ Types of scores ▪ External risk assessments ▪ Checks for card testing ▪ Duplicated/related accounts ▪ Machine learning ▪ More complex overall user score
20. Release timeline V 2.0 Dec ‘23 V 2.22 Dec ‘24 V 1.5 May ‘23 Designed Jun ‘22 Implement Now 11 releases 10 releases 22 releases V 1.0 Nov ‘22
21. Successes ▪ Quick development and releases ▪ Money saved ▪ Doesn’t need re-implemented
22. Challenges ▪ Data syncing from other services ▪ Increased complexity for other teams, like Support
23. Thank you. Haylee Millar she/her Product engineer, Upsun haylee.millar@platform.sh