Asynchronous tasks in PHP

Transcript

1. Making asynchronous tasks in PHP

2. None

3. Olivier Dolbeau @odolbeau Web Architect About me

4. RIDESHARING Cost of motoring 100€ 25€ 25€ 25€ 25€ @BlaBlaCar_FR

   ALONE

5. A fast growing community

6. A European phenomenon

7. None
8. None
9. None
10. None
11. None

12. Your visitors don’t want to wait! and if they have

    to, they don’t want to know it

13. For you :

14. Your web servers want to make their job! (they don’t

    care about emails other boring tasks)
15. None

16. Separating concerns Serveur web Consumer Consumer Consumer Consumer Consumer

17. Separating concerns

18. None

19. How Rabbit work?

20. With more consumers

21. You can add simple routing logic

22. Or more complex logic

23. How your app talks to RabbitMQ?

24. With the PECL extension Thanks to Pieter de Zwart See:

    pdezwart/php-amqp Use librabbitmq (alanxz/rabbitmq-c)

25. How to connect to RabbitMQ?

26. How to publish a message?

27. How to consume a message?

28. None
29. None
30. None
31. None

32. It’s a trap !

33. get > consume • consume is a blocking call •

    you don’t want blocking calls in your application ! • Use “get” method with a poll-interval
34. None
35. None
36. None
37. None
38. None
39. None
40. None

41. Wait 30 seconds and retry!

42. Wait 3 minutes and retry!

43. Wait half an hour and retry!

44. None
45. None
46. None
47. None

48. Swarrot

49. Existing processors

50. None
51. None
52. None

53. Last tip !

54. None
55. None

56. Making asynchronous tasks is good (even in PHP)

57. @odolbeau https://joind.in/ 11237 https://github.com/swarrot/swarrot https://speakerdeck.com/odolbeau/asynchronous-tasks-in-php