Ubuntu에 docker 설치하기

1.시스템 패키지 업데이트

sudo apt-get update

2.Docker의 공식 GBG 추가

sudo apt-get install ca-certificates curl
sudo install -m 0755 -d /etc/apt/keyrings
sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
sudo chmod a+r /etc/apt/keyrings/docker.asc

3.Docker의 공식 apt 저장소를 추가

echo \
  "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu \
  $(. /etc/os-release && echo "$VERSION_CODENAME") stable" | \
  sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
sudo apt-get update

4.Docker 설치

sudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin

5.Docker 실행여부 확인

sudo systemctl status docker

6. 재부팅시 docker 실행

sudo systemctl enable docker

7. 참고사이트

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

Install Docker Engine on Ubuntu