Install Docker on Ubuntu 18.04/16.04

to install docker on Ubuntu 18.04/16.04 or to install docker on Debian, we need to follow two steps. one is setup the repository and second one is installing the docker. in the following steps i will show you how to install docker on Ubuntu 18.04/16.04/Debian step by step. for the installation of  Docker CE, you need the 64-bit version Ubuntu.

to install docker on Ubuntu 18.04/16.04 or to install docker on Debian run the following commands.

Setup Repository:

sudo apt-get update

sudo apt-get install apt-transport-https ca-certificates curl software-properties-common -y

curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -

sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"

sudo apt-get update

Check List of  The Docker Versions Available:

apt-cache madison docker-ce

you can see in the image different versions of docker.

Install Docker on ubuntu 18.04/16.04 -Latest Version:

apt-get install docker-ce -y

it will install the latest version of docker available in your repo list that is top one in the list. in my case it is 18.06.1~ce~3-0~ubuntu.

Install Specific Version Of Docker:

sudo apt-get install docker-ce=<VERSION>

sudo apt-get install docker-ce=17.09.0~ce-0~ubuntu

from above  list you can select your version

this will install 17.09.0~ce-0~ubuntu docker version

• DockerFile Commands Explained-cheat sheet-Tutorial
• How To Install Docker Compose
• Docker Compose Example Yml File

Use Docker With Non-Root User:

If you want to use docker with non root user you must add that user to docker group. You can see in the below image i executed  docker command with devops user but it is showing permission denied. For that we have to add devops user to docker group.

sudo  –i

usermod -aG docker <username>

usermod –aG docker devops

now you can run docker commands

Install Docker on Ubuntu 18.04/16.04 With Script:

if you want to install the docker with one simple script use below command.

curl -ssl https://get.docker.com | bash

you can find official documentation here https://docs.docker.com/install/linux/docker-ce/ubuntu/

• install docker linux
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• docker install Debian
• install docker ce Ubuntu
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