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Agile Taichung Meetup 2016 June

Rancher

快速打造叢集的解決方案

Miles Chou

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Outline

  • DevOps
  • Rancher
  • Example
  • Demo

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DevOps

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DevOps - Basic

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DevOps - Basic

  1. Agile Development
    • 有效溝通，避免浪費時間做無效的溝通�
  2. Continuous Integration
    • 測試與建置自動化，避免浪費時間做重覆的事�
  3. Continuous Delivery
    • 讓專案可自動發佈，避免浪費時間處理上線的問題

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What’s DevOps

  • Agile 和 Lean 的延伸，也是一種團隊共識或文化
  • 強調 開發人員 測試人員 維運人員 的合作與溝通，因此不是一個人的事
  • 實際上會做的是 CI/CD 的建置與維護、產品上線之後的維運，還有很多很多

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What’s DevOps

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DevOps - Tools

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DevOps - Tools

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DevOps - Tools

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DevOps - Pipeline

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Rancher

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Rancher Features

  • A private container service (likes Amazon ECS)
  • Cross-host networking
  • Supports and manages Kubernetes, Mesos, Swarm clusters

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Rancher Features - Components

Infrastructure

Application

Stack

Service

Container

Host

1

​

N

1

​

N

1 N

Client

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Rancher Features - Components comment

Infrastructure

Application

Stack

Service

Container

Host

1

​

N

1

​

N

1 N

Namespace

Class

Memory

Instance

Client

CPU

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Rancher Features - Using Function

  • Rancher Compose
  • Service Upgrade
  • Load Balancer

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Example

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Example

Coding

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Example - Why?

  • GitHub
  • DockerHub
  • Jenkins
  • Rancher

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Example - Add hooks

  • GitHub to DockerHub
  • DockerHub to Jenkins
  • Jenkins to Rancher

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Example - Review

Coding

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Demo

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Advanced Using

  • 自動佈署完成後，可用佈署好的產品做驗收測試或是壓力測試
  • 利用 Docker 容器隔離特性，和 Rancher 跨站連線的特性，來達到平行測試，或同時佈署多台機器

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Miles Chou

jangconan@gmail.com