Tweet
Tweet

Slide 1

Slide 1 text

Imperative, Declarative and Kubernetes Madhav Jivrajani, PES University

Slide 2

Slide 2 text

Outline ● What even is Kubernetes? ● Imperative and Declarative Systems ● Formalizing things a little ● Demo ● Mapping to Kubernetes ● Let’s take a step back and review ● References and Resources

Slide 3

Slide 3 text

What even is this thing called Kubernetes?

Slide 4

Slide 4 text

What even is this thing called Kubernetes? “Kubernetes is a portable, extensible, open-source platform for managing containerized workloads and services, that facilitates both declarative configuration and automation.” https://kubernetes.io/docs/concepts/overview/what-is-kubernetes/

Slide 5

Slide 5 text

What even is this thing called Kubernetes? “Kubernetes is a portable, extensible, open-source platform for managing containerized workloads and services, that facilitates both declarative configuration and automation.” https://kubernetes.io/docs/concepts/overview/what-is-kubernetes/

Slide 6

Slide 6 text

No content

Slide 7

Slide 7 text

No content

Slide 8

Slide 8 text

No content

Slide 9

Slide 9 text

No content

Slide 10

Slide 10 text

No content

Slide 11

Slide 11 text

Is it really an ‘either ___ or ___’ type of situation?

Slide 12

Slide 12 text

Is it really an ‘either ___ or ___’ type of situation? No.

Slide 13

Slide 13 text

No content

Slide 14

Slide 14 text

No content

Slide 15

Slide 15 text

Let’s formalize things juuuuuust a little bit.

Slide 16

Slide 16 text

No content

Slide 17

Slide 17 text

No content

Slide 18

Slide 18 text

No content

Slide 19

Slide 19 text

No content

Slide 20

Slide 20 text

No content

Slide 21

Slide 21 text

No content

Slide 22

Slide 22 text

No content

Slide 23

Slide 23 text

No content

Slide 24

Slide 24 text

No content

Slide 25

Slide 25 text

No content

Slide 26

Slide 26 text

No content

Slide 27

Slide 27 text

No content

Slide 28

Slide 28 text

No content

Slide 29

Slide 29 text

No content

Slide 30

Slide 30 text

Demo

Slide 31

Slide 31 text

No content

Slide 32

Slide 32 text

No content

Slide 33

Slide 33 text

Let’s dive a little deeper into how Kubernetes does things using these concepts.

Slide 34

Slide 34 text

No content

Slide 35

Slide 35 text

No content

Slide 36

Slide 36 text

No content

Slide 37

Slide 37 text

No content

Slide 38

Slide 38 text

No content

Slide 39

Slide 39 text

No content

Slide 40

Slide 40 text

No content

Slide 41

Slide 41 text

No content

Slide 42

Slide 42 text

No content

Slide 43

Slide 43 text

No content

Slide 44

Slide 44 text

No content

Slide 45

Slide 45 text

No content

Slide 46

Slide 46 text

No content

Slide 47

Slide 47 text

No content

Slide 48

Slide 48 text

No content

Slide 49

Slide 49 text

No content

Slide 50

Slide 50 text

No content

Slide 51

Slide 51 text

No content

Slide 52

Slide 52 text

No content

Slide 53

Slide 53 text

No content

Slide 54

Slide 54 text

No content

Slide 55

Slide 55 text

No content

Slide 56

Slide 56 text

No content

Slide 57

Slide 57 text

No content

Slide 58

Slide 58 text

What if...

Slide 59

Slide 59 text

No content

Slide 60

Slide 60 text

No content

Slide 61

Slide 61 text

No content

Slide 62

Slide 62 text

No content

Slide 63

Slide 63 text

Aha! But what if...

Slide 64

Slide 64 text

No content

Slide 65

Slide 65 text

No content

Slide 66

Slide 66 text

No content

Slide 67

Slide 67 text

No content

Slide 68

Slide 68 text

No content

Slide 69

Slide 69 text

No content

Slide 70

Slide 70 text

No content

Slide 71

Slide 71 text

No content

Slide 72

Slide 72 text

No content

Slide 73

Slide 73 text

No content

Slide 74

Slide 74 text

No content

Slide 75

Slide 75 text

No content

Slide 76

Slide 76 text

No content

Slide 77

Slide 77 text

No content

Slide 78

Slide 78 text

No content

Slide 79

Slide 79 text

No content

Slide 80

Slide 80 text

No content

Slide 81

Slide 81 text

No content

Slide 82

Slide 82 text

No content

Slide 83

Slide 83 text

No content

Slide 84

Slide 84 text

No content

Slide 85

Slide 85 text

No content

Slide 86

Slide 86 text

No content

Slide 87

Slide 87 text

So, let’s ask ourselves again

Slide 88

Slide 88 text

What even is this thing called Kubernetes?

Slide 89

Slide 89 text

What even is this thing called Kubernetes? “Kubernetes is a portable, extensible, open-source platform for managing containerized workloads and services, that facilitates both declarative configuration and automation.” https://kubernetes.io/docs/concepts/overview/what-is-kubernetes/

Slide 90

Slide 90 text

What even is this thing called Kubernetes? “Kubernetes is a portable, extensible, open-source platform for managing containerized workloads and services, that facilitates both declarative configuration and automation.” https://kubernetes.io/docs/concepts/overview/what-is-kubernetes/

Slide 91

Slide 91 text

References and Resources ● Kubernetes Design Principles - Understanding The Why ● The Magic of Kubernetes Self-Healing Capabilities ● Imperative vs Declarative ● Deep Dive into Kubernetes Internals for Builders and Operators ● What Happens When K8s ● Kubernetes Design Proposals (PLEG) ● The Kubernetes Control Plane for Busy People Who Like Pictures ● Kubernetes-style APIs of the Future

Slide 92

Slide 92 text

Slides and Source Code github.com/MadhavJivrajani/kcdctl

Slide 93

Slide 93 text

Thank you! Twitter: @MadhavJivrajani GitHub: github.com/MadhavJivrajani K8s slack (slack.k8s.io): @madhav