Kubernetes HA with CoreOS

Build Kubernetes Cluster with HA using CoreOS and BootCFG

Transcript

1. Building HA Kubernetes with CoreOS Container Summit 2016, IT Home, Taipei
2. Hello! I am Adam I am here because I love to share. You can find me at @adaam
3. Intro CoreOS Let’s start with the first set of slides 1
4. What is ? ◎ Lightweight Linux ◎ Contain Docker, rkt, fleet, etcd ◎ Immutable environment ◎ Auto update ◎ Reduce management time
5. Install Tool CloudConfig/ Ignition/Bootcfg 2
6. ◎ Look like three, but just one Cloudconfig/Ignition/Bootcfg
7. Cloudconfig sample
8. Ignition Sample
9. Bootcfg service flow
10. Demo
11. Demo
12. Demo Install CoreOS with bootcfg Setup fleet with role Show group/profile/ignition files really use
13. Directory tree
14. Demo
15. Intro Fleet Let’s start with the first set of slides 3
16. “ A distributed init system - By CoreOS github
17. ◎ Tied together etcd and systemd ◎ Like extension of systemd ◎ Low-level with cluster ◎ Systemd is great ! Fleet ?
18. Fleet sample
19. Intro Kubernetes 4
20. ◎ Production-Grade container orchestration ◎ Automated container deployment, scaling, and management ◎ Pod, Replication Controller, Service … etc Finally shows up
21. K8S main role kube-Apiserver kube-Scheduler kube-Controller-manager kube-Proxy kube-Kubelet Using Fleet to deploy
22. Demo
23. ◎ Install Kubernetes using Fleet ◎ Show HA master and nodes Demo will contain
24. Fleet Files
25. Demo
26. ReCap What just do in DEMO? - Install CoreOS with Ignition/bootcfg - Create Etcd Cluster at Ignition - Install Kubernetes with Fleet
27. Notice - Bootcfg: Json format for group - Etcd init cluster value, match etcd_name - Kubernetes config to fit you
28. Thanks ! Any questions? You can find me at @adaam in Twitter and Linkedin Email: adam.cws@gmail.com