Docker 설치 방법 (ubuntu 20.04)

1. 최신 도커를 설치하기 전, 기존에 설치된 도커를 지운다

$ sudo apt-get remove docker docker-engine docker.io containerd runcCode language: JavaScript (javascript)

2. 도커 저장소추가

2.1. APT 패키지 업데이트

$ sudo apt update

2.2. 추가 APT 패키지 설치

$ sudo apt-get install \
    apt-transport-https \
    ca-certificates \
    curl \
    gnupg \
    lsb-releaseCode language: JavaScript (javascript)

2.3. 도커 저장소 공식 GPG 키 추가

$ curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpgCode language: JavaScript (javascript)

2.4. 저장소 추가

2.4.1. AMD64/x86_64

$ echo \
"deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu \
$(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/nullCode language: PHP (php)

2.4.2. ARM64

$  echo \
  "deb [arch=arm64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu \
  $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/nullCode language: PHP (php)

2.4.3. ARMHF

$ echo \
  "deb [arch=armhf signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu \
  $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/nullCode language: PHP (php)

3. Docker 엔진 설치

$ sudo apt-get update
$ sudo apt-get install docker-ce docker-ce-cli containerd.ioCode language: JavaScript (javascript)

4. docker 그룹에 사용자 계정 추가

$ sudo usermod -aG docker $USERCode language: PHP (php)

https://docs.docker.com/engine/install/ubuntu/