Docker exemples

Some exemples of docker using Dockerfile and Docker compose

Rails exemple

Creating a rails image in the folder rails3.2.22.5 execute the following command:

"docker build -t rails3.2.22.5 ."

it will create an image named rails3.2.22.5
Running a the created image

docker run rails3.2.22.5
Using docker compose to run a rails application in the folder railsApp execute the following command:

"docker-compose up app"
in the host computer open the browser and access http://localhost:3000/users