wip3

install/docker

@@ -1,39 +1,78 @@
 #!/usr/bin/env bash
-##makedesc: Install docker (latest) + ppa
-source "$( dirname $(readlink -e -- "${BASH_SOURCE}"))/../helpers.sh" || exit 255
+##makedesc: Docker + ppa
 
 # https://docs.docker.com/engine/install/ubuntu/
 # https://docs.docker.com/engine/install/linux-postinstall/#manage-docker-as-a-non-root-user
 
-title
+set -eo pipefail
 
-for pkg in docker.io docker-doc docker-compose docker-compose-v2 podman-docker containerd runc; do
-    apt_remove $pkg
-done
+doRemove() {
+    sudo apt purge -y docker* podman-docker containerd runc
+}
 
-require ca-certificates lsb-release
-source /etc/os-release
+install_() {
+    echo
+    echo "==============================================="
+    echo "Installing Docker"
+    echo "==============================================="
+    echo
+    doRemove
+    sudo apt install -y ca-certificates lsb-release
+    source /etc/os-release
+    codename="$VERSION_CODENAME"
+    key="/etc/apt/keyrings/docker.asc"
+    arch=$(dpkg --print-architecture)
+    sudo install -m 0755 -d /etc/apt/keyrings
+    curl -fsSL "https://download.docker.com/linux/ubuntu/gpg" -o "$key"
+    sudo chmod a+r $key
+    echo "deb [arch=$arch signed-by=$key] https://download.docker.com/linux/ubuntu $codename stable" \
+        | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
+    sudo apt update
+    sudo apt install -y \
+        docker-ce \
+        docker-ce-cli \
+        containerd.io \
+        docker-buildx-plugin \
+        docker-compose-plugin
+    sudo usermod -aG docker "$(whoami)"
+    newgrp docker
+    echo
+    echo "Finish! $(docker --version)"
+    echo "Probably, you need to relogin to apply 'docker' group permanently."
+    echo
+}
 
-key="/etc/apt/keyrings/docker.asc"
+upgrade() {
+    echo
+    echo "==============================================="
+    echo "Upgrading Docker"
+    echo "==============================================="
+    echo
+    sudo apt upgrade -y \
+        docker-ce \
+        docker-ce-cli \
+        containerd.io \
+        docker-buildx-plugin \
+        docker-compose-plugin
+    echo
+    echo "Finish!"
+    echo
+}
 
-sudo install -m 0755 -d /etc/apt/keyrings
-sudo cdownload https://download.docker.com/linux/ubuntu/gpg $key
-sudo chmod a+r $key
+remove() {
+    echo
+    echo "==============================================="
+    echo "Removing Docker"
+    echo "==============================================="
+    echo
+    doRemove
+    echo
+    echo "Finish!"
+    echo
+}
 
-echo "deb [arch=$(dpkg_arch) signed-by=$key] https://download.docker.com/linux/ubuntu $VERSION_CODENAME stable" \
-    | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
-
-apt_update
-apt_install \
-    docker-ce \
-    docker-ce-cli \
-    containerd.io \
-    docker-buildx-plugin \
-    docker-compose-plugin
-
-sudo usermod -aG docker $(whoami)
-newgrp docker
-
-success "Docker installed!"
-docker --version
-info "Probably, you need to relogin to apply 'docker' group permanently."
+case "$1" in
+    u|upgrade|update) upgrade ;;
+    r|remove|d|delete|p|purge) remove ;;
+    *) install ;;
+esac