Mini-Training: Docker

Mini-Training: Docker

• 1.
  Docker Build, Ship andRun any app, anywhere
• 2.
  What is Docker? Dockeris an open platform for developers and sysadmins to build, ship, and run distributed applications. Consisting of Docker Engine, a portable, lightweight runtime and packaging tool, and Docker Hub, a cloud service for sharing applications and automating workflows […] Solomon Hykes, Docker’s Founder & CTO
• 3.
  What is container? Containerare to virtual machines as threads are to processes. Or you can think of them as chroot on steroids. Will Sargent • More than a sandbox, less than a VM • Deployable and runnable artifact • Lightweight Linux environment
• 4.
  Back in time Server HostOS App Host OS Host OS Hypervisor Docker Bin Server Server App App App V os V os Bin Bin App App Bin Bin
• 5.
  Why using container? •We are not only shipping code but conf, environment and code • Containers are lightweight, fast, isolated and reproducible environments • Docker provides a simple way to write, version, build, deploy and run environments
• 6.
  #> Let’s givea try
• 7.
  #> Run container #>docker images #> docker run -t -i ubuntu /bin/bash #> uname -r #> docker images #> docker run -t -i centos /bin/bash #> uname -r #> docker images
• 8.
  #> Run container #>docker pull nginx #> docker run --name nginx_inst1 -d nginx #> docker ps #> docker stop nginx_inst1 #> docker ps #> docker ps -a #> docker start nginx_inst1 #> docker ps
• 9.
  #> Container &Host - Network #> docker run --name nginx_network -d -p 8080:80 nginx #> curl http://127.0.0.1:8080 #> docker inspect nginx_network | grep IPAddress #> iptables -t nat -L
• 10.
  #> Container &Host - Filesystem #> mkdir /docker_nginx_fs #> echo "Hello World!" > /docker_nginx_fs/index2.html #> docker run --name nginx_fs -d -p 8081:80 -v /docker_nginx_fs:/usr/share/nginx/html nginx #> curl http://127.0.0.1:8081/index2.html
• 11.
  #> Dockerfile FROM ubuntu:14.04 RUN sed -i 's/# (.*multiverse$)/1/g' /etc/apt/sources.list && apt-get update && apt-get install -y mono-complete ADD ./publish/ /publish EXPOSE 8123 CMD ["mono", "/publish/HelloWorld.exe"]
• 12.
  #> Build container #>git clone https://github.com/MiKaDoO/nancyfx-ubuntu- docker.git #> docker build -t mickael/hello-nancy #> sudo docker run -p 8082:8123 -d mickael/hello-nancy #> curl http://127.0.0.1:8082
• 13.
  #> Your ownPAAS Dokuu is a mini-Heroku powered by Docker written in less than 100 lines of Bash $ cd node-js-sample $ git remote add dokku [email protected]:node-js-app $ git push dokku master Counting objects: 296, done. Delta compression using up to 4 threads. Compressing objects: 100% (254/254), done. Writing objects: 100% (296/296), 193.59 KiB, done. Total 296 (delta 25), reused 276 (delta 13) -----> Building node-js-app ... Node.js app detected -----> Resolving engine versions ... blah blah blah ... -----> Application deployed: http://node-js-app.dokku.me
• 14.
  One container ok.But how to scale? • Kubernetes by Google • Apache Mesos • Marathon • Docker tools • Compose, Swarm, Machine, Hub
• 15.
  How to start? •Custom server • Dedian, Ubuntu, Fedora… • Cloud platform • Azure, Digital Ocean, App Engine, Aws… • Your machine • Boot2Docker
• 16.
  How to start? •Docker documentation • DockerCon videos • Docker Paris meetup • Pluralsight course • Twitter university
• 17.
  Thank you Any question?
• 18.
  Find out more •On https://techblog.betclicgroup.com/
• 19.
  About Us • BetclicEverest Group, one of the world leaders in online gaming, has a unique portfolio comprising various complementary international brands: Betclic, Everest Poker/Casino, Bet-at-home, Expekt, Imperial Casino, Monte- Carlo Casino… • Through our brands, Betclic Everest Group places expertise, technological know-how and security at the heart of our strategy to deliver an on-line gaming offer attuned to the passion of our players. We want our brands to be easy to use for every gamer around the world. We’re building our company to make that happen. • Active in 100 countries with more than 12 million customers worldwide, the Group is committed to promoting secure and responsible gaming and is a member of several international professional associations including the EGBA (European Gaming and Betting Association) and the ESSA (European Sports Security Association).
• 20.
  We want ourSports betting, Poker, Horse racing and Casino & Games brands to be easy to use for every gamer around the world. Code with us to make that happen. Look at all the challenges we offer HERE Check our Employer Page Follow us on LinkedIn WE’RE HIRING !