Introduction to Docker - ID-Python Meet Up October 2013

Transcript

1. 1.

   Good Morning.

2. 2.

   docker Python Indonesia Meet Up October 2013 Sefrinaldi | @sfrnldi

   Software Engineer at Infinyscloud
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   I’m a .Net guy.

4. 4.

   Infinyscloud.com

5. 5.

   @sfrnldi

6. 6.

   None
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   Knowing each other...

8. 8.

   Docker is...

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   A container management tool.

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    Created by folks at dotCloud

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    Based on dotCloud backend engine

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    ..to make LXC easier to use.

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    LXC Let you run a Linux system within another Linux

    system
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    Linux Container “A group of processes on a Linux box,

    put together in an isolated env”.
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    Re-write

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    Reasons to use Docker

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    You’re a hipster

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    Re-installing Ubuntu from scratch is not fun.

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    The only possible thing format to ship code with it's

    environment is using VM
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    VM uses too many resource.

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    Want to ship everything around the application, configuration, libs used,

    etc etc...
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    Developer can guaranty that what he has create and run

    here can run smoothly over there.
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    The chalenges.

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    The chalenges

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    The Matrix From Hell

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    The solution.

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    Create a standard shipment method.

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    The solution

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    “Build once...run anywhere” ~ Developer

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    “Configure once...run anything” ~ DevOps

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    Docker under the hood.

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    File System

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    Docker Layers Read-only

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    Docker Image The read- only layer

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    Docker Container

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    Docker Container

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    Docker Index / Registry

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    Getting started.

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    Dockerfile.

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    Dockerfile.

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    Build a Docker Image “docker build -t sfrnld/newimg .”

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    Pull an Image “docker pull ubuntu:quantal”

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    Get list of Docker images “docker image”

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    Create a Container “docker run -i -t ubuntu:quantal /bin/bash”

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    Get list of Docker container “docker ps -a”

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    Commit a Container “docker commit 275fd72a5f62 sfrnld/newimages”

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    Push an Image to Repository “docker push sfrnld/demo”

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    Let’s try it out!

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    Thanks for listening...