DevOps
Implement by Kubernetes
Agenda
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What's DevOps?
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What's Kubernetes?
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How to use them together?
What's DevOps?
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Developer
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Operator
Developer + Operator = DevOps
who write & debug program
who build & install program
Why do I use DevOps?
常見的開發情況
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我的電腦可以跑,為什麼你的不行?
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不知道剛剛改了什麼,程式就壞掉了
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需.求.變.更 => 大.災.難
常見的維運情況
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為什麼你的電腦可以跑,我的卻不行?
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不知道怎麼安裝,或是安全性問題一大堆
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這是上個月安裝的,我已經忘記怎麼安裝了
常見的各種情況
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不敢重開機、不敢升級
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缺乏測試,Bug 滿天飛
Gitlab CI
https://about.gitlab.com/2016/08/26/ci-deployment-and-environments/
What's CI/CD?
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Continuous Integration
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Continuous Delivery
https://commons.wikimedia.org/wiki/File:Agile-vs-iterative-flow.jpg
http://www.globalnerdy.com/2007/11/28/dilbert-on-extreme-and-agile-programming/
Unit Test
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Find problems early
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TDD / BDD
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Test Coverage
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Test for failure
Other Method
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e2e testing
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A / B Test
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Canary release
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Blue / Green Release
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Nightly Build
Final Target
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Auto Test
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Auto Deploy
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Faster Coding, Less Bug
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CaaS (Code as a Service)
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Rolling Update / Rollback
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High Avilible / Auto Healing
Before we go ahead
What's Kubernetes?
What's Kubernetes
Kubernetes is an open source system for managing Docker across multiple hosts.
A Project of CNCF
What's Kubernetes
Kubernetes is an open source system for managing Docker across multiple hosts.
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Docker
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Micro-service / Stateless
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Multi-host
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Self-healing
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Rolling Update
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Open Source (Apache 2.0)
Rolling Update
https://www.slideshare.net/DanielSmith272/whats-new-in-kubernetes
So, what's Docker?
So, what's Docker?
So, what's Docker?
So, what's Docker?
Docker
- Execute Faster
- Launch Faster
- Less Disk & Less Memory
- Scale up quickly
- OpenSouce (Apache 2.0)
VM
- Easy to use
- Easy to debug
- Easy to design
- More secure
- Keep all change
Gitlab CI
https://about.gitlab.com/2016/08/26/ci-deployment-and-environments/
Gitlab CI/CD Pipeline
https://about.gitlab.com/2016/08/26/ci-deployment-and-environments/
Gitlab CI/CD Pipeline
https://about.gitlab.com/2016/08/26/ci-deployment-and-environments/
Gitlab CI/CD Pipeline
https://about.gitlab.com/2016/08/26/ci-deployment-and-environments/
Gitlab CI/CD Pipeline
https://about.gitlab.com/2016/08/26/ci-deployment-and-environments/
Gitlab CI/CD Pipeline
https://about.gitlab.com/2016/08/26/ci-deployment-and-environments/
Gitlab CI/CD Pipeline
https://about.gitlab.com/2016/08/26/ci-deployment-and-environments/
todo: runner、running dashboard
Gitlab CI/CD Pipeline
todo: pipeline
Gitlab CI/CD Pipeline
Have we done all things?
I have done the job to "use" Kubernetes.
But, we will do the job to "customize" Kubernetes.
or "contribute"
Q&A
Thanks
for your attention!
DevOps
By rockwyc992
DevOps
- 723