이전 버전의 docker 제거

sudo apt-get remove docker docker-engine docker.io containerd runc

레포지토리 설정 및 등록

sudo apt-get update
sudo apt-get install \
    ca-certificates \
    curl \
    gnupg

GPG 키 등록

sudo mkdir -m 0755 -p /etc/apt/keyrings
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg

레포지토리 설정

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

docker 설치

sudo apt-get update

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

iptables 설정

sudo update-alternatives --config iptables

iptables 설정 화면에서 1을 입력해 iptables-legacy를 선택하고, WSL을 재부팅
powsershell에서 아래 명령어 실행 후 wsl 다시 접속

wsl --shutdown

sudo 권한 없이 docker 명령어 실행

docker 그룹에 USER 추가

sudo usermod -aG docker $USER
# 변경 사항 적용
newgrp docker

오류

docker ps
Cannot connect to the Docker daemon at tcp://localhost:2375. Is the docker daemon running?

해결 방법

unset DOCKER_HOST
unset DOCKER_TLS_VERIFY
unset DOCKER_TLS_PATH

삭제하는 방법

sudo apt-get purge docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin docker-ce-rootless-extras

sudo rm -rf /var/lib/docker
sudo rm -rf /var/lib/containerd

https://docs.docker.com/engine/install/debian/#install-using-the-convenience-script
https://docs.docker.com/engine/install/linux-postinstall/#manage-docker-as-a-non-root-user
https://stackoverflow.com/questions/64710480/docker-client-under-wsl2-doesnt-work-without-sudo
https://velog.io/@pjg9606/WSL-%EC%9D%84-%EC%82%AC%EC%9A%A9%ED%95%9C-Docker-%EC%84%A4%EC%B9%98-%EB%B0%8F-%EC%82%AC%EC%9A%A92-Docker-%EC%84%A4%EC%B9%98-%EB%B0%8F-%EC%8B%A4%ED%96%89
https://github.com/docker/for-mac/issues/3039