Docker Swarm on Carina demo at the The 12 Clouds of Christmas 2015 edition of the Cloud Austin meetup

carina.md

Sign Up

https://getcarina.com/

Getting started with the Carina CLI

https://getcarina.com/docs/getting-started/getting-started-carina-cli/

Create cluster

time carina create --wait testcluster carina ls

Use cluster

eval $(carina env mycluster) env | grep DOCKER_

dvm use dvm ls

docker info docker ps -a

Create data volume container

docker create
--name mysql-data
--volume /var/lib/mysql
mysql:5.6

docker ps

Run MySQL

export MYSQL_ROOT_PASSWORD=root-password export MYSQL_DATABASE=guestbook export MYSQL_USER=guestbook-user export MYSQL_PASSWORD=guestbook-user-password

docker run --detach
--name mysql
--volumes-from mysql-data
--publish-all
--env MYSQL_ROOT_PASSWORD=$MYSQL_ROOT_PASSWORD
--env MYSQL_DATABASE=$MYSQL_DATABASE
--env MYSQL_USER=$MYSQL_USER
--env MYSQL_PASSWORD=$MYSQL_PASSWORD
mysql:5.6

docker ps

Create Little Bobby Tables

export MYSQL_HOST=$(docker port $(docker ps --quiet --latest) 3306 | cut -f 1 -d ':') export MYSQL_PORT=$(docker port $(docker ps --quiet --latest) 3306 | cut -f 2 -d ':')

docker run --rm
--env MYSQL_HOST=$MYSQL_HOST
--env MYSQL_PORT=$MYSQL_PORT
--env MYSQL_DATABASE=$MYSQL_DATABASE
--env MYSQL_USER=$MYSQL_USER
--env MYSQL_PASSWORD=$MYSQL_PASSWORD
carinamarina/guestbook-mysql
python app.py create_tables

Run Guestbook app

docker run --detach
--name guestbook
--publish 5000:5000
--env MYSQL_HOST=$MYSQL_HOST
--env MYSQL_PORT=$MYSQL_PORT
--env MYSQL_DATABASE=$MYSQL_DATABASE
--env MYSQL_USER=$MYSQL_USER
--env MYSQL_PASSWORD=$MYSQL_PASSWORD
carinamarina/guestbook-mysql

docker ps

echo http://$(docker port $(docker ps --quiet --latest) 5000)

// paste into browser

Run Dockercraft

docker run --detach -it
--name dockercraft
--publish 25565:25565
--volume /var/run/docker.sock:/var/run/docker.sock
gaetan/dockercraft

docker ps

docker port $(docker ps --quiet --latest) 25565 | cut -f 1 -d ':'

// paste into Minecraft

Clean up

docker rm -vf mysql-data mysql guestbook dockercraft carina rm testcluster