01. Docker installation

1. Install Docker

##1. Install curl command
sudo apt-get install curl

##2. Download and install docker
curl -sSL https://get.docker.com/ | sh

 

 

2. Start Docker

1. Start

sudo service docker start

 

2. Verify that the startup was successful

docker version

 

 

3. Possible problems

If the following error occurs:

Got permission denied while trying to connect to the Docker daemon socket at unix:///var/run/docker.sock: Post http://%2Fvar%2Frun%2Fdocker.sock/v1.26/containers/create: dial unix /var/run/docker.sock: connect: permission denied.

 

You need to add the current user to the docker group, and then log in again.

sudo usermod -a -G docker $USER