@beacloudgenius

Intro to Docker

Happy to see you all online2

Your questions help us drive better.

Questions in chat... any time.3

https://LinkedIn.com/in/LONDHE

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IAS Topper

Founder

Who am I

Nilesh Londhe

CloudGenius5

The fastest way for you to be productive on your job

CloudGenius6

Rated as top 10 cloud programby CIO Magazine

Our graduates work at7

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Train for mastery9

¨ Real work doesn’t have silly tests

¨ Business situations have nuances

¨ We deal with professionals like you¤ not kindergarteners

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Why Docker?

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Simplifies container

management

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Common standard among leaders

Google, Microsoft, Amazon, Cisco, HP, IBM, RedHat, VMWare, and others

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Resource Efficiency

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Integration with Linux Kernel

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Fast

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Agile

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Flexible

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Lightweight

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Inexpensive

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Open source

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Ecosystem

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Cloudy

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Enables Consistent

Environments

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What’s Docker?

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DotCloudrenamed

Docker Inc.

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Go Lang

v1.0 in mid 2014

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Docker automates application deployment in lightweight, portable, self sufficient containers

that run anywhere*.

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What?Unix chroot

BSD jailsSolaris Zones

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What?linux containers

layered file systemgit like versioning

REST API

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DockerIsolated

lightfaster than VMs

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SetupUse Cloud Genius Workstation

or curl -sSL https://get.docker.com/ | sh

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TerminologyDocker Daemon = Server

Docker Client = Client

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TerminologyImage is a snapshotContainer is instantiation of an image

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TerminologyDocker Registry is warehouse of imagesDocker Repository is a project in registry

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Basic usagedocker pull <image>docker imagesdocker run <image> <command>docker psdocker logs <container>

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Hands-on

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AutomationDockerfile – series of commands

DockerfileFROM ubuntuENV THIS_IS_AWESOME trueRUN apt-get updateRUN apt-get -y install fortunes cowsayCMD /usr/games/fortune -a | /usr/games/cowsay

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builddocker build -t cloudgenius/holycow .

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pushdocker push cloudgenius/holycow

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rundocker run cloudgenius/holycow

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you pulldocker pull cloudgenius/holycow

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you rundocker run cloudgenius/holycow

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Communityhttps://chat.cloudgeni.us

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Instructor Led Online Courses

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Self-paced On-demand

Courses

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Interactive Videoconference

Bootcamps

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Thank you.

be.a.cloudgeni.us