Introduction to docker

Introduction to docker

• 1.
  Introduction to Docker Build,Ship, and Run Any App, Anywhere ~Prashant Kumar Tyagi
• 2.
  Agenda • Introduction toDocker • Docker Images • Docker Container • Demo time • Q & A
• 3.
  @sunnyktyagi • Development ofDevOps solutions - openstack, AWS, python, node.js, Jenkins, Docker • Docker containerization of application - docker file, docker run, benchmarking with Apache bench • Runs Docker into Production - Integrate docker with Jenkins
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  What is Dockerfor me ? • A light weight Virtual Appliance • Easy to build, run, destroy, move • Don’t need big infrastructure ( ~ runs 100- 1000 in a typical server ) • A big ecosystem ( Docker hub, Orchestration tools, cloud support etc. ) • Fastest growing open source technology
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  Details about Docker •Started by dotcloud , a PaaS company • Written in Go langauge • March 2013: Docker 0.1 released • Current version: Docker 1.7.0 ( June 22 , 2015) • possible by linux cgroups and namespace. • Based on LXC container • On windows & Mac - Boot2Docker
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  … Docker Images?
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  Docker File ( samplepython based web app ) • FROM ubuntu • MAINTAINER Prashant Tyagi • RUN sudo apt-get update && sudo apt-get -y install python && sudo apt-get -y install python-pip && sudo pip install flask • COPY webapp /root/webapp • EXPOSE 5000 • WORKDIR /root/webapp/ • CMD python app.py
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  …Containers ? • insidemy container: - my code - my libraries - my package manager - my app, my data • outside my container: - logging, remote access, - network configurations - monitoring
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  Demo Time!!! I liketo see How it works…..
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  References • https://docs.docker.com • https://wiki.jenkins-ci.org/display/JENKINS/Use+Jenkins •https://en.wikipedia.org/wiki/Docker_%28software%29