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  • 1 (2015-01-04 (Sun) 08:23:02)
  • 2 (2015-01-05 (Mon) 07:27:55)
  • 3 (2015-08-17 (Mon) 02:41:34)
  • 4 (2016-01-05 (Tue) 01:53:55)
  • 5 (2016-01-06 (Wed) 03:51:42)

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_ Prerequisite

• Ubuntu Server installation (You can refer from HowToUse/UbuntuServer/14.04) or
• Amazon Web Service (Amazon Linux)

_ Install&Setup

_ Ubuntu

Step.1

Install Docker

$ sudo apt-get install docker.io

Step.2

Launch docker automatically

$ sudo update-rc.d docker.io defaults

Step.3

Check the docker version

$ sudo docker version

_ Amazon Web Service (Amazon Linux)

Step.1

Install Docker

$ sudo yum install -y docker

Step.2

Launch docker.

$ sudo service docker start

_ HowToUse

_ Download Docker image from Docker Hub Registry

Step.1

$ sudo docker pull <Docker Image Name>:<Tag>

Example

$ sudo docker pull ubuntu:latest

_ Launch Docker

Step.1

Run Docker Image and create Docker Container.

$ sudo docker run -p 0.0.0.0:<port Num>:<Port Num> -it --name <Docker Container> <Docker Image> <Shell>

Example

$ sudo docker run -p 0.0.0.0:80:80 -it --name ubuntu_work ubuntu /bin/bash

If you want to launch Docker process in background, you can use the following command.

$ sudo docker run -p 0.0.0.0:<port Num>:<Port Num> -d -it --name <Docker Container> <Docker Image> /usr/sbin/sshd -D

Step.2

Install additional modules.

Example

# apt-get install -y nginx

Step.3

Push Ctrl-d to shutdown Docker process.

Step.4

Check the new Docker Container has been created.

$ sudo docker ps -a

_ Commit Docker image

Step.1

Create new Docker image merging with Docker Container.

$ sudo docker commit <Docker Container> <Docker Image>

Example

$ sudo docker commit ubuntu_work syatsuzuka/nginx

Step.2

Check the new Docker image has been created.

$ sudo docker images

Step.3

Delete unnecessary Docker Container and Image.

$ sudo docker rm <Container ID>
$ sudo docker rmi <Image ID>

_ Create Docker Image with Dockerfile

Step.1

Create Docker file.

$ mkdir nginx
$ vi Dockerfile

FROM ubuntu
RUN apt-get install -y nginx

Step.2

Create Docker image.

$ sudo docker build -t <Docker Image>:<Tag> .

Example

$ sudo docker build -t syatsuzuka/nginx:1.0 .

Step.3

Check the Docker image.

$ sudo docker images

_ Upload Docker Image into Docker Hub

Step.1

Sign up Docker Hub.

Step.2

Login Docker Hub.

$ sudo docker login

Step.3

Push the Docker Image into Docker Hub.

$ sudo docker push <Docker Image>

Example

$ sudo docker push syatsuzuka/nginx

_ Author

S.Yatsuzuka