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DevOps with Kubernetes and Helm

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Jessica Deen

This document appears to be a slide deck about DevOps with Kubernetes and Helm. The slide deck introduces containers and Kubernetes, provides demonstrations of using Kubernetes and Helm, and discusses best practices for using Kubernetes. It aims to get the audience thinking about and excited about DevOps with containers by showing what is possible and offering resources to learn more.

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1S L I D E# D E E N O F D E V O P S @jldeen- [ ] - DevOps with Kubernetes And Helm Jessica Deen| Senior Cloud Advocate
2S L I D E# D E E N O F D E V O P S @jldeen- [ ] - H e l l o !- [ ] - I am Jessica Deen
3S L I D E# D E E N O F D E V O P S @jldeen- [ ] - Before we begin… Disclaimer @jldeen- [ ] -# D E E N O F D E V O P S What to expect in the next 45 minutes…
4S L I D E# D E E N O F D E V O P S @jldeen- [ ] - I n t e n t- [ ] - This session was specifically designed to… Get you thinking Get you excited Show you what’s possible Offer resources to learn more
5S L I D E# D E E N O F D E V O P S @jldeen- [ ] - “UBER, the world’s largest taxi company, owns no vehicles. Facebook, the world’s most popular media owner, creates no content. Alibaba, the most valuable retailer, has no inventory. Airbnb, the world’s largest accommodation provider, owns no real estate. Welcome to the Digital Economy! -[ Monty C. M. Metzger ]- Technology is changing. D I S R U P T I O N- [ ] -
6S L I D E# D E E N O F D E V O P S @jldeen- [ ] - D e v e l o p e r D e v e l o p e r D e v e l o p e r
7S L I D E# D E E N O F D E V O P S @jldeen- [ ] - O p e r a t i o n s O p e r a t i o n s O p e r a t i o n s
8S L I D E# D E E N O F D E V O P S @jldeen- [ ] - IT Stress Points L E V E L S E T- [ ] - Security InnovationEfficiency
9S L I D E# D E E N O F D E V O P S @jldeen- [ ] - Cloud is the new Datacenter C l o u d- [ ] - Dedicated infrastructure for each application Purpose-built hardware Distinct infrastructure and operations teams Customized processes and configurations Traditiona l Loosely coupled apps and micro-services Industry-standard hardware Service-focused DevOps teams Standardized processes and configurations Cloud
10S L I D E# D E E N O F D E V O P S @jldeen- [ ] - - Donovan Brown What is DevOps? D e f i n i t i o n- [ ] -
11S L I D E# D E E N O F D E V O P S @jldeen- [ ] - Build/release Continuous Integration Continuous Deployment CI/CD Frequently, your initial font choice Availability and Performance Monitoring Pipeline as Code Infrastructure as Code IAC Roll back and Roll forward Recovery Automation Key DevOps Practices P r a c t i c e s- [ ] -
12S L I D E# D E E N O F D E V O P S @jldeen- [ ] - Why Containers? C o m i n g t o g e t h e r- [ ] - Developers Enable ‘write-once, run- anywhere’ apps Enables microservice architectures Operations Portability Standardization Abstraction Higher compute density Scale DevOps
13S L I D E# D E E N O F D E V O P S @jldeen- [ ] - What is a container ? N o t a r e a l t h i n g- [ ] -
14S L I D E# D E E N O F D E V O P S @jldeen- [ ] - Virtualization vs. Containerization C o m i n g t o g e t h e r- [ ] - Infrastructure Host OS Docker Bins/L ibs Bins/L ibs Bins/L ibs App A App B App C Contain er Infrastructure Hypervisor Bins/L ibs App A Guest OS Bins/L ibs App B Guest OS Bins/L ibs App C Guest OS VM Infrastructure Host OS Hypervisor Bins/L ibs App A Guest OS Bins/L ibs App B Guest OS Bins/L ibs App C Guest OS VM
15S L I D E# D E E N O F D E V O P S @jldeen- [ ] - Still…what is a Container? C o m i n g t o g e t h e r- [ ] - Image layers From: Alpine:3.8 f61792ba8979 a7183fb762a8 d31af33eb855 c220123c8472 d7b1189bf667 91e49dfb1179 Container Layer Read only Read / Write
16S L I D E# D E E N O F D E V O P S @jldeen- [ ] - The Container Advantage B e n e f i t s- [ ] - Fast iteration Agile delivery Immutabilit y Cost savings Elastic bursting Efficient deployment For ITFor developers
17S L I D E# D E E N O F D E V O P S @jldeen- [ ] - F U N T I M E DEMO
18S L I D E# D E E N O F D E V O P S @jldeen- [ ] - What just happened? C o m i n g t o g e t h e r- [ ] - Kubernetes Pipeline Kubernetes Repository Build Package Test Deploy
19S L I D E# D E E N O F D E V O P S @jldeen- [ ] - What is Kubernete s? C o n t a i n e r O r c h e s t r a t i o n- [ ] -
20S L I D E# D E E N O F D E V O P S @jldeen- [ ] - C o n t a i n e r O r c h e s t r a t i o n- [ ] - Who is using Kubernetes?
21S L I D E# D E E N O F D E V O P S @jldeen- [ ] - C o n t a i n e r O r c h e s t r a t i o n- [ ] -
22S L I D E# D E E N O F D E V O P S @jldeen- [ ] - C o n t a i n e r O r c h e s t r a t i o n- [ ] -
23S L I D E# D E E N O F D E V O P S @jldeen- [ ] - C o n t a i n e r O r c h e s t r a t i o n- [ ] - Azure Kubernetes Service (AKS)
24S L I D E# D E E N O F D E V O P S @jldeen- [ ] - Your Kubernetes Cluster Managed by Azure C o n t a i n e r O r c h e s t r a t i o n- [ ] -
25S L I D E# D E E N O F D E V O P S @jldeen- [ ] - C o n t a i n e r O r c h e s t r a t i o n- [ ] - Why AKS? Fastest path to Kubernetes on Azure Up and running with 3 simple commands I argue there are technically 2.5 commands Uses open APIs – 100% Upstream
26S L I D E# D E E N O F D E V O P S @jldeen- [ ] - C o n t a i n e r O r c h e s t r a t i o n- [ ] - Easy to Manage Automated upgrades and patching Easily scale the cluster up and down Self healing control plane
27S L I D E# D E E N O F D E V O P S @jldeen- [ ] - AKS C o n t a i n e r O r c h e s t r a t i o n- [ ] - $ az aks create -g myResourceGroup -n myCluster --generate-ssh-keys Running .. $ az aks install-cli Downloading client to /usr/local/bin/kubectl .. $ az aks get-credentials -g myResourceGroup -n myCluster Merged "myCluster" as current context .. $ kubectl get nodes NAME STATUS AGE VERSION aks-mycluster-36851231-0 Ready 4m v1.11.4 aks-mycluster-36851231-1 Ready 4m v1.11.4 aks-mycluster-36851231-2 Ready 4m v1.11.4
28S L I D E# D E E N O F D E V O P S @jldeen- [ ] - AKS C o n t a i n e r O r c h e s t r a t i o n- [ ] - $ az aks list –o table Name Location ResourceGroup KubernetesRelease ProvisioningState ------------------ ---------- -------------- ------------------- ------------------- myCluster eastus myResourceGroup 1.11.4 Succeeded $ az aks upgrade -g myResourceGroup -n myCluster –-kubernetes-version 1.11.5 Running .. $ kubectl get nodes NAME STATUS AGE VERSION aks-mycluster-36851231-0 Ready 12m v1.11.5 aks-mycluster-36851231-1 Ready 8m v1.11.5 aks-mycluster-36851231-2 Ready 3m v1.11.5 $ az aks scale -g myResourceGroup -n myCluster --agent-count 10 Running ..
29S L I D E# D E E N O F D E V O P S @jldeen- [ ] - Kubernetes C o n t a i n e r O r c h e s t r a t i o n- [ ] - Master VM Master VM Master VM Agent VM Agent VM Agent VM Agent VM Agent VM Agent VM Agent VM Agent VM Agent VM Agent VM
30S L I D E# D E E N O F D E V O P S @jldeen- [ ] - Kubernetes C o n t a i n e r O r c h e s t r a t i o n- [ ] - Hosted Contro l Plane Agent VM Agent VM Agent VM Agent VM Agent VM Agent VM Agent VM Agent VM Agent VM Agent VM
31S L I D E# D E E N O F D E V O P S @jldeen- [ ] - Release Automatio n C o n t a i n e r O r c h e s t r a t i o n- [ ] - Kubernetes is hard. Kubernetes is complex. Let’s simplify.
32S L I D E# D E E N O F D E V O P S @jldeen- [ ] - R e l e a s e A u t o m a t i o n- [ ] - Manage complexity Charts can describe complex apps; provide repeatable app installs, and serve as a single point of authority Easy updates Take the pain out of updates with in- place upgrades and custom hooks Simple sharing Charts are easy to version, share, and host on public or private servers Rollbacks Use helm rollback to roll back to an older version of a release with ease The best way to find, share, and use software built for Kubernetes
33S L I D E# D E E N O F D E V O P S @jldeen- [ ] - R e l e a s e A u t o m a t i o n- [ ] - Helm charts help you define, install, and simplify custom services Chart.yml db load balancer ci …
34S L I D E# D E E N O F D E V O P S @jldeen- [ ] - R e l e a s e A u t o m a t i o n- [ ] - Simple app development and deployment into any Kubernetes cluster Simplified development Using two simple commands, developers can now begin hacking on container-based applications without requiring Docker or even installing Kubernetes themselves Language support Draft detects which language your app is written in, and then uses packs to generate a Dockerfile and Helm Chart with the best practices for that language
35S L I D E# D E E N O F D E V O P S @jldeen- [ ] - F U N T I M E DEMO
36S L I D E# D E E N O F D E V O P S @jldeen- [ ] - C o n t a i n e r O r c h e s t r a t i o n- [ ] - Kubernetes Best Practices Build small containers - Multistage builds Application architecture - Use Namespaces - Helm charts - RBAC Implement health checks - Liveness / Readiness Probes
37S L I D E# D E E N O F D E V O P S @jldeen- [ ] - C o n t a i n e r O r c h e s t r a t i o n- [ ] - Kubernetes Best Practices Set requests and limits Be mindful of your services - Map external services - Don’t rely on load balancers
38S L I D E# D E E N O F D E V O P S @jldeen- [ ] - aka.ms/crochunter SEARCH
39S L I D E# D E E N O F D E V O P S @jldeen- [ ] - THANK YOU

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DevOps with Kubernetes and Helm

  • 1. 1S L I D E# D E E N O F D E V O P S @jldeen- [ ] - DevOps with Kubernetes And Helm Jessica Deen| Senior Cloud Advocate
  • 2. 2S L I D E# D E E N O F D E V O P S @jldeen- [ ] - H e l l o !- [ ] - I am Jessica Deen
  • 3. 3S L I D E# D E E N O F D E V O P S @jldeen- [ ] - Before we begin… Disclaimer @jldeen- [ ] -# D E E N O F D E V O P S What to expect in the next 45 minutes…
  • 4. 4S L I D E# D E E N O F D E V O P S @jldeen- [ ] - I n t e n t- [ ] - This session was specifically designed to… Get you thinking Get you excited Show you what’s possible Offer resources to learn more
  • 5. 5S L I D E# D E E N O F D E V O P S @jldeen- [ ] - “UBER, the world’s largest taxi company, owns no vehicles. Facebook, the world’s most popular media owner, creates no content. Alibaba, the most valuable retailer, has no inventory. Airbnb, the world’s largest accommodation provider, owns no real estate. Welcome to the Digital Economy! -[ Monty C. M. Metzger ]- Technology is changing. D I S R U P T I O N- [ ] -
  • 6. 6S L I D E# D E E N O F D E V O P S @jldeen- [ ] - D e v e l o p e r D e v e l o p e r D e v e l o p e r
  • 7. 7S L I D E# D E E N O F D E V O P S @jldeen- [ ] - O p e r a t i o n s O p e r a t i o n s O p e r a t i o n s
  • 8. 8S L I D E# D E E N O F D E V O P S @jldeen- [ ] - IT Stress Points L E V E L S E T- [ ] - Security InnovationEfficiency
  • 9. 9S L I D E# D E E N O F D E V O P S @jldeen- [ ] - Cloud is the new Datacenter C l o u d- [ ] - Dedicated infrastructure for each application Purpose-built hardware Distinct infrastructure and operations teams Customized processes and configurations Traditiona l Loosely coupled apps and micro-services Industry-standard hardware Service-focused DevOps teams Standardized processes and configurations Cloud
  • 10. 10S L I D E# D E E N O F D E V O P S @jldeen- [ ] - - Donovan Brown What is DevOps? D e f i n i t i o n- [ ] -
  • 11. 11S L I D E# D E E N O F D E V O P S @jldeen- [ ] - Build/release Continuous Integration Continuous Deployment CI/CD Frequently, your initial font choice Availability and Performance Monitoring Pipeline as Code Infrastructure as Code IAC Roll back and Roll forward Recovery Automation Key DevOps Practices P r a c t i c e s- [ ] -
  • 12. 12S L I D E# D E E N O F D E V O P S @jldeen- [ ] - Why Containers? C o m i n g t o g e t h e r- [ ] - Developers Enable ‘write-once, run- anywhere’ apps Enables microservice architectures Operations Portability Standardization Abstraction Higher compute density Scale DevOps
  • 13. 13S L I D E# D E E N O F D E V O P S @jldeen- [ ] - What is a container ? N o t a r e a l t h i n g- [ ] -
  • 14. 14S L I D E# D E E N O F D E V O P S @jldeen- [ ] - Virtualization vs. Containerization C o m i n g t o g e t h e r- [ ] - Infrastructure Host OS Docker Bins/L ibs Bins/L ibs Bins/L ibs App A App B App C Contain er Infrastructure Hypervisor Bins/L ibs App A Guest OS Bins/L ibs App B Guest OS Bins/L ibs App C Guest OS VM Infrastructure Host OS Hypervisor Bins/L ibs App A Guest OS Bins/L ibs App B Guest OS Bins/L ibs App C Guest OS VM
  • 15. 15S L I D E# D E E N O F D E V O P S @jldeen- [ ] - Still…what is a Container? C o m i n g t o g e t h e r- [ ] - Image layers From: Alpine:3.8 f61792ba8979 a7183fb762a8 d31af33eb855 c220123c8472 d7b1189bf667 91e49dfb1179 Container Layer Read only Read / Write
  • 16. 16S L I D E# D E E N O F D E V O P S @jldeen- [ ] - The Container Advantage B e n e f i t s- [ ] - Fast iteration Agile delivery Immutabilit y Cost savings Elastic bursting Efficient deployment For ITFor developers
  • 17. 17S L I D E# D E E N O F D E V O P S @jldeen- [ ] - F U N T I M E DEMO
  • 18. 18S L I D E# D E E N O F D E V O P S @jldeen- [ ] - What just happened? C o m i n g t o g e t h e r- [ ] - Kubernetes Pipeline Kubernetes Repository Build Package Test Deploy
  • 19. 19S L I D E# D E E N O F D E V O P S @jldeen- [ ] - What is Kubernete s? C o n t a i n e r O r c h e s t r a t i o n- [ ] -
  • 20. 20S L I D E# D E E N O F D E V O P S @jldeen- [ ] - C o n t a i n e r O r c h e s t r a t i o n- [ ] - Who is using Kubernetes?
  • 21. 21S L I D E# D E E N O F D E V O P S @jldeen- [ ] - C o n t a i n e r O r c h e s t r a t i o n- [ ] -
  • 22. 22S L I D E# D E E N O F D E V O P S @jldeen- [ ] - C o n t a i n e r O r c h e s t r a t i o n- [ ] -
  • 23. 23S L I D E# D E E N O F D E V O P S @jldeen- [ ] - C o n t a i n e r O r c h e s t r a t i o n- [ ] - Azure Kubernetes Service (AKS)
  • 24. 24S L I D E# D E E N O F D E V O P S @jldeen- [ ] - Your Kubernetes Cluster Managed by Azure C o n t a i n e r O r c h e s t r a t i o n- [ ] -
  • 25. 25S L I D E# D E E N O F D E V O P S @jldeen- [ ] - C o n t a i n e r O r c h e s t r a t i o n- [ ] - Why AKS? Fastest path to Kubernetes on Azure Up and running with 3 simple commands I argue there are technically 2.5 commands Uses open APIs – 100% Upstream
  • 26. 26S L I D E# D E E N O F D E V O P S @jldeen- [ ] - C o n t a i n e r O r c h e s t r a t i o n- [ ] - Easy to Manage Automated upgrades and patching Easily scale the cluster up and down Self healing control plane
  • 27. 27S L I D E# D E E N O F D E V O P S @jldeen- [ ] - AKS C o n t a i n e r O r c h e s t r a t i o n- [ ] - $ az aks create -g myResourceGroup -n myCluster --generate-ssh-keys Running .. $ az aks install-cli Downloading client to /usr/local/bin/kubectl .. $ az aks get-credentials -g myResourceGroup -n myCluster Merged "myCluster" as current context .. $ kubectl get nodes NAME STATUS AGE VERSION aks-mycluster-36851231-0 Ready 4m v1.11.4 aks-mycluster-36851231-1 Ready 4m v1.11.4 aks-mycluster-36851231-2 Ready 4m v1.11.4
  • 28. 28S L I D E# D E E N O F D E V O P S @jldeen- [ ] - AKS C o n t a i n e r O r c h e s t r a t i o n- [ ] - $ az aks list –o table Name Location ResourceGroup KubernetesRelease ProvisioningState ------------------ ---------- -------------- ------------------- ------------------- myCluster eastus myResourceGroup 1.11.4 Succeeded $ az aks upgrade -g myResourceGroup -n myCluster –-kubernetes-version 1.11.5 Running .. $ kubectl get nodes NAME STATUS AGE VERSION aks-mycluster-36851231-0 Ready 12m v1.11.5 aks-mycluster-36851231-1 Ready 8m v1.11.5 aks-mycluster-36851231-2 Ready 3m v1.11.5 $ az aks scale -g myResourceGroup -n myCluster --agent-count 10 Running ..
  • 29. 29S L I D E# D E E N O F D E V O P S @jldeen- [ ] - Kubernetes C o n t a i n e r O r c h e s t r a t i o n- [ ] - Master VM Master VM Master VM Agent VM Agent VM Agent VM Agent VM Agent VM Agent VM Agent VM Agent VM Agent VM Agent VM
  • 30. 30S L I D E# D E E N O F D E V O P S @jldeen- [ ] - Kubernetes C o n t a i n e r O r c h e s t r a t i o n- [ ] - Hosted Contro l Plane Agent VM Agent VM Agent VM Agent VM Agent VM Agent VM Agent VM Agent VM Agent VM Agent VM
  • 31. 31S L I D E# D E E N O F D E V O P S @jldeen- [ ] - Release Automatio n C o n t a i n e r O r c h e s t r a t i o n- [ ] - Kubernetes is hard. Kubernetes is complex. Let’s simplify.
  • 32. 32S L I D E# D E E N O F D E V O P S @jldeen- [ ] - R e l e a s e A u t o m a t i o n- [ ] - Manage complexity Charts can describe complex apps; provide repeatable app installs, and serve as a single point of authority Easy updates Take the pain out of updates with in- place upgrades and custom hooks Simple sharing Charts are easy to version, share, and host on public or private servers Rollbacks Use helm rollback to roll back to an older version of a release with ease The best way to find, share, and use software built for Kubernetes
  • 33. 33S L I D E# D E E N O F D E V O P S @jldeen- [ ] - R e l e a s e A u t o m a t i o n- [ ] - Helm charts help you define, install, and simplify custom services Chart.yml db load balancer ci …
  • 34. 34S L I D E# D E E N O F D E V O P S @jldeen- [ ] - R e l e a s e A u t o m a t i o n- [ ] - Simple app development and deployment into any Kubernetes cluster Simplified development Using two simple commands, developers can now begin hacking on container-based applications without requiring Docker or even installing Kubernetes themselves Language support Draft detects which language your app is written in, and then uses packs to generate a Dockerfile and Helm Chart with the best practices for that language
  • 35. 35S L I D E# D E E N O F D E V O P S @jldeen- [ ] - F U N T I M E DEMO
  • 36. 36S L I D E# D E E N O F D E V O P S @jldeen- [ ] - C o n t a i n e r O r c h e s t r a t i o n- [ ] - Kubernetes Best Practices Build small containers - Multistage builds Application architecture - Use Namespaces - Helm charts - RBAC Implement health checks - Liveness / Readiness Probes
  • 37. 37S L I D E# D E E N O F D E V O P S @jldeen- [ ] - C o n t a i n e r O r c h e s t r a t i o n- [ ] - Kubernetes Best Practices Set requests and limits Be mindful of your services - Map external services - Don’t rely on load balancers
  • 38. 38S L I D E# D E E N O F D E V O P S @jldeen- [ ] - aka.ms/crochunter SEARCH
  • 39. 39S L I D E# D E E N O F D E V O P S @jldeen- [ ] - THANK YOU