IsItTimeToPutYourPetKubernetesDownWebinar.md

title	description	author	marp	theme	class
Is It Time To Put Your Pet Kubernetes Down [webinar]	Explores how Kubernetes is the new pet and the consequences that presents.	Chris Nesbitt-Smith	true	gaia	lead

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Is it time to put your pet Kubernetes down?

Chris Nesbitt-Smith | Graeme Colman

@appvia_io

⬇️ Ask a question! ↙️

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👋
Hello

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Reminder what is Pets vs Cattle?

🤔

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The before times ⏳

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2022(?) ⌛️

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☸️ Kubernetes ☸️

"duh, we're doing Kubernetes"

🦸‍♀️

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☸️ Kubernetes: Nodes (naming)

$ kubectl get nodes
NAME                                         STATUS   ROLES    AGE   VERSION
ip-10-170-7-102.eu-west-2.compute.internal   Ready    <none>   24h   v1.21.5-eks-9017834
ip-10-170-7-99.eu-west-2.compute.internal    Ready    <none>   24h   v1.21.5-eks-9017834

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☸️ Kubernetes: Pods (naming)

$ kubectl get pods -A
NAMESPACE           NAME                                                  READY   STATUS    RESTARTS   AGE
cert-manager        cert-manager-6d99c7965c-c9q92                         1/1     Running   0          24h
cert-manager        cert-manager-cainjector-748dc889c5-ljv8c              1/1     Running   0          24h
cert-manager        cert-manager-webhook-5b679f47d6-wnt2f                 1/1     Running   0          24h
kube-system         aws-node-7b7q4                                        1/1     Running   0          24h
kube-system         aws-node-vwr5m                                        1/1     Running   0          24h
kube-system         calico-node-jfndm                                     1/1     Running   0          24h
kube-system         calico-node-zhzsf                                     1/1     Running   0          24h
kube-system         calico-typha-7dd5d4b984-p52gx                         1/1     Running   0          24h
kube-system         calico-typha-horizontal-autoscaler-767b5c958c-w6pjt   1/1     Running   0          24h
kube-system         cluster-autoscaler-6c8dc687c6-pts7q                   1/1     Running   1          24h
kube-system         coredns-65ccb76b7c-8pqj6                              1/1     Running   0          24h
kube-system         coredns-65ccb76b7c-dd48d                              1/1     Running   0          24h
kube-system         kube-proxy-5vqz2                                      1/1     Running   0          24h
kube-system         kube-proxy-zlh5k                                      1/1     Running   0          24h
kube-system         metrics-server-977777f66-mvr56                        1/1     Running   0          24h
nginx-ingress       ingress-controller-5b47bfdf66-c2xj8                   1/1     Running   0          24h
nginx-ingress       ingress-controller-5b47bfdf66-g94xw                   1/1     Running   0          24h
external-dns        external-dns-689dc89999-s6mjz                         1/1     Running   0          24h

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☸️ Kubernetes: Pods (checks)

livenessProbe:
  httpGet:
    path: /healthz
    port: http

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🐶🐱

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Don't look 🆙

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eksctl create cluster \
 --name my-cluster \
 --version 1.21 \
 --without-nodegroup

Now what?

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🧐

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🙀🙀🙀🙀

helm install cert-manager jetstack/cert-manager
helm install external-dns external-dns/external-dns
helm install nginx-ingress nginx-stable/nginx-ingress
helm install istiod istio/istiod
etc

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So?
🤷

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Well

• ☸️ www.mycompany.com
• ☸️ dev.notprod.mycompany.com
• ☸️ int.notprod.mycompany.com
• ☸️ stg.notprod.mycompany.com
• ☸️ qa.notprod.mycompany.com

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Well

• ☸️ team[1-10].www.mycompany.com
• ☸️ team[1-10].dev.notprod.mycompany.com
• ☸️ team[1-10].int.notprod.mycompany.com
• ☸️ team[1-10].stg.notprod.mycompany.com
• ☸️ team[1-10].qa.notprod.mycompany.com

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🤖

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😱

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📆 Day 2

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❄️

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❄❅❆

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∞

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🤯

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🐶🐱🐕🐇🐈
🐹🐩🦮🐕‍🦺🐈‍⬛🐰

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🤖
🐶🐱🐕🐇🐈
🐹🐩🦮🐕‍🦺🐈‍⬛🐰
🏭

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🤕

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I❤️
🐶🐱🐕🐇🐈
🐹🐩🦮🐕‍🦺🐈‍⬛🐰

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🍸🛒🔫

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🍸🛒🔫
☁️

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😮‍💨

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🍸🛒🔫
⚙️🥷🔬🪓🔩
☁️

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😜

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👩‍🎓🧑‍🎓📚

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💡

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👷‍♀️

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🤬

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🔥👩‍🚒📉

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⏮

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👋