Millefeuille / Upgrade docker script

if [ "$(id -u)" -ne 0 ]; then echo "This script must be run as root" exit 1 fi ## Remove potential old installation of docker for pkg in docker.io docker-doc docker-compose podman-docker containerd runc; do apt-get remove $pkg; done ## Add Docker's official GPG key: apt-get install -y ca-certificates install -m 0755 -d /etc/apt/keyrings curl -fsSL https://download.docker.com/linux/debian/gpg -o /etc/apt/keyrings/docker.asc chmod a+r /etc/apt/keyrings/docker.asc ## Add the repository to Apt sources: echo \ "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/debian \ $(. /etc/os-release && echo "$VERSION_CODENAME") stable" | \ tee /etc/apt/sources.list.d/docker.list > /dev/null apt-get update ## Install docker apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin docker run --rm hello-world ## Create docker group if not present if ! getent group docker > /dev/null; then groupadd docker fi ## Add argument user to docker group if [ -n "$1" ]; then usermod -aG docker $1 sudo -i -u $1 docker run --rm hello-world fi