Empower Your Microservices with Istio Service Mesh - Sydney Alt.Net

Transcript

1. Empower Your Microservices with Istio Service Mesh Hossam Barakat Lead

   Consultant at Readify @hossambarakat_ | www.hossambarakat.net

2. @hossambarakat_ • Intro to Istio Service Mesh • Istio Architecture

   • Traffic Routing • Reliability • Observability Agenda

3. @hossambarakat_ Monolith Service Service Service Service

4. @hossambarakat_ Monolith Container Engine Container Container Container Container Orchestration Engine

5. @hossambarakat_ Distributed Services Same Host Service A Service B Host

   A Service A Host B Service B Network

6. @hossambarakat_ How hard can it be?

7. @hossambarakat_ • The network is reliable. • Latency is zero.

   • Bandwidth is infinite. • The network is secure. • Topology doesn't change. • There is one administrator. • Transport cost is zero. • The network is homogeneous. Fallacies of distributed computing

8. @hossambarakat_ Using Application Level Frameworks Host A Service A Host

   B Service B Network Service Discovery Retry Policies Service Discovery Retry Policies

9. @hossambarakat_ Let’s write this new service in Elixir!

10. @hossambarakat_ Host A Sidecar Proxy Sidecar Proxy Service A Host

    B Service B Service Discovery Retry Policies Sidecar Proxy Service Discovery Retry Policies Network

11. @hossambarakat_ Enter Service Mesh

12. @hossambarakat_ Service Mesh Data Plane

13. @hossambarakat_ Service Mesh Control Plane Control Plane

14. @hossambarakat_ Istio

15. @hossambarakat_ Istio Architecture Service A Service B

16. @hossambarakat_ Istio Architecture Service A Proxy Service B Pilot Proxy

    Mixer Citadel

17. @hossambarakat_ Istio Architecture Service A Proxy Service B Pilot Proxy

    Mixer Citadel Control Plane

18. @hossambarakat_ Kubernetes

19. @hossambarakat_ Pods Pod

20. @hossambarakat_ Sidecar Pod

21. @hossambarakat_ Service 10.0.0.2 Pod B 10.0.0.3 Pod C IP: 10.0.0.30

    DNS: myservice Service 10.0.0.1 Pod A

22. @hossambarakat_ Espresso Shop

23. @hossambarakat_ Espresso Shop

24. @hossambarakat_ Espresso Shop

25. @hossambarakat_ Espresso Shop Services Web Product Catalog Reviews

26. @hossambarakat_ Espresso Shop on Istio Web Product Catalog Reviews V1

    Proxy Proxy Proxy Reviews V2 Proxy X

27. @hossambarakat_

28. @hossambarakat_ Traffic Routing

29. @hossambarakat_ • Envoy Proxy • Pilot Traffic Routing

30. @hossambarakat_ • Envoy is an open source edge and service

    proxy, designed for cloud-native applications Envoy Proxy

31. @hossambarakat_ Pilot

32. @hossambarakat_ • Virtual Service • Destination Rule Request Routing Configuration

33. @hossambarakat_ Routing Configurations Web Virtual Service Destination Rule Reviews V1

    Reviews V2

34. @hossambarakat_

35. @hossambarakat_ Canary Deployment Web Proxy Reviews V1 Proxy Reviews V2

    Proxy

36. @hossambarakat_

37. @hossambarakat_ Browser Based Routing Web Proxy Reviews V1 Proxy Reviews

    V2 Proxy

38. @hossambarakat_

39. @hossambarakat_ Reliability

40. @hossambarakat_ • Timeout • Retry • Fault Injection • Circuit

    breakers Reliability

41. @hossambarakat_ Timeout Web Proxy Reviews V1 Proxy

42. @hossambarakat_

43. @hossambarakat_ Fault Injection Web Proxy Reviews V1 Proxy

44. @hossambarakat_

45. @hossambarakat_ Observability

46. @hossambarakat_ • Distributed Tracing • Metrics • Success rates •

    Request volumes • Request duration • Latency Observability

47. @hossambarakat_ Mixer

48. @hossambarakat_ Mixer Adapters https://istio.io/docs/reference/config/policy-and-telemetry/adapters/

49. @hossambarakat_

50. @hossambarakat_

51. @hossambarakat_ Summary https://twitter.com/deniseyu21/status/1032258052114841600

52. @hossambarakat_ • https://github.com/hossambarakat/EspressoShop • Learn Istio using Interactive Hands-on Scenarios

    (Katacoda) • https://istio.io/docs/ Resources

53. @hossambarakat_ Questions?

54. Thanks Hossam Barakat @hossambarakat_ www.hossambarakat.net