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From zero to hero with Kubernetes and Istio

S
Sergii Bishyr

This document discusses Docker, Kubernetes, and Istio. Docker is used for running multiple container instances. Kubernetes provides orchestration for microservices. Istio connects, secures, controls, and provides observability for microservices. The presenter provides demos of these tools.

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From zero to hero with Kubernetes and Istio
2 About me Sergii Bishyr Software engineer Program committee @BishyrS seriybg@gmail.com
3 Kubernetes Istio Odesa
4 Agenda o Docker o Kubernetes o Istio (+demo) (+demo) (+demo)
5
6 DevOps
7 DevOps
8 Bootiful world of Spring
9 Why do we need it?
10 Infrastructure cost Monolith Microservices martinfowler.com/articles/microservice-trade-offs.html#ops
11 Virtual Machines
12 Containers
13blog.netapp.com/blogs/containers-vs-vms Containers
14
15 Docker
16 Dockerfile
17 Image
18 Docker
19 Demo
20 But… Microservices
21 Operational complexity Node 1 Node 2 Node 3
22 Operational complexity Node 1 Node 2 Node 3
23 Orchestration martinfowler.com/articles/microservice-trade-offs.html#ops Expectation Reality
24 Kubernetes
25 Pod
26 Pod
27 Deployment replicas=2
28 Deployment replicas=3
29 Service
30 Service Types ClusterIP NodePort LoadBalancer ExternalName <NodeIP>:<NodePort> <ExternalIP> www.example.com
31 Ingress API Gateway
32 Ingress
33 Namespaces Namespace: Default Namespace: Other
34 kubectl kubectl Kubernetes cluster
35 Demo
36 Distributed world SERVICE A SERVICE B Network
37 Distributed world SERVICE A SERVICE B Magic Network
38 Service Mesh POD SERVICE SIDECAR
39 Istio
40 Envoy
41 Istio Data Plane SERVICE PROXY SERVICE PROXY SERVICE PROXY SERVICE PROXY SERVICE PROXY SERVICE PROXY
42 Istio Data Plane
43 Istio Control Plane Pilot Mixer Citadel Configs Telemetry, Policy checks TLS certs
44 Envoy Edge Proxy Istio Gateway
45 Resiliency SERVICE A SERVICE BRetry Timeout
46 Unhealthy service SERVICE A SERVICE BSERVICE BSERVICE B
47 Circuit breaker SERVICE A SERVICE BSERVICE BSERVICE B
48 Circuit breaker SERVICE A SERVICE BSERVICE B
49 Chaos engineering
50 Chaos engineering
51 Fault injection SERVICE A SERVICE B
52 Release strategies
53 Rolling update SERVICE A SERVICE B v1 SERVICE B v2 SERVICE B v1 SERVICE B v1 SERVICE B v2 SERVICE B v2
54 Blue-Green deployment SERVICE A SERVICE B v1 SERVICE B v2 TESTS
55 Canary deployment SERVICE A SERVICE B v1 SERVICE B v2
56 A/B Testing SERVICE A SERVICE B v1 SERVICE B v2
57 Shadow deployment SERVICE A SERVICE B v1 SERVICE B v2
58 Advanced routing SERVICE A SERVICE B v1 SERVICE B v2
59 Encryption SERVICE A SERVICE B Citadel
60 Observability Mixer Tracing Metrics Logging etc. SERVICE SERVICESERVICE
61 Observability
62 Demo
63 Source code
64 Summary o Docker for running multiple instances o Kubernetes for orchestration microservices o Istio to connect, secure, control and observe o Tools can help, but won’t do your job
Thank You! @BishyrS seriybg@gmail.com

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From zero to hero with Kubernetes and Istio