Инсталляция / Upgrade Docker в Ubuntu 20.04

$ mkdir ~/tmp
$ cd ~/tmp

$ vi install-docker-and-docker-compose.sh

#!/bin/bash

### Install Docker

sudo apt-get update
sudo apt-get install -y \
    apt-transport-https \
    ca-certificates \
    curl \
    software-properties-common
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
sudo apt-key fingerprint 0EBFCD88
sudo add-apt-repository \
   "deb [arch=amd64] https://download.docker.com/linux/ubuntu \
   $(lsb_release -cs) \
   stable"
sudo apt-get update
sudo apt-get install -y docker-ce


### Install Docker-Compose

LATEST_VERSION=$(curl --silent "https://api.github.com/repos/docker/compose/releases/latest" | grep '"tag_name"' | sed -E 's/.*"([^"]+)".*/\1/')

sudo curl -L "https://github.com/docker/compose/releases/download/${LATEST_VERSION}/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
sudo chmod +x /usr/local/bin/docker-compose

$ chmod +x ./install-docker-and-docker-compose.sh
$ sudo ./install-docker-and-docker-compose.sh

$ docker -v
Docker version 20.10.12, build e91ed57

$ docker-compose --version
Docker Compose version v2.3.0

// Добавить текущего пользоателя в группу для работы с docker
$ sudo usermod -aG docker ${USER}

$ cat /etc/group | grep docker
docker:x:126:username

$ logout

$ sudo reboot

# mkdir -p /mnt/dsk1/docker
# chown -R <username> /mnt/dsk1/docker

# vi /etc/default/docker

DOCKER_OPTS="-g /mnt/dsk1/docker"

# service docker restart

# ps auxwww | grep docker
root      2476  0.0  0.1 274324 29896 ?        Ssl  10:10   0:00 /usr/bin/docker daemon -g /mnt/dsk1/docker

$ sudo vi /etc/docker/daemon.json

{
    "insecure-registries": ["localhost:5000"]
}

$ sudo systemctl daemon-reload
$ sudo systemctl restart docker

$ docker info
***
Insecure Registries:
localhost:5000
127.0.0.0/8