feat: build multiple image

.github/workflows/ci.yaml

@@ -10,20 +10,34 @@ jobs:
   build:
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v4
-      - name: Build
-        uses: redhat-actions/buildah-build@v2
+      - name: Clone repo
+        uses: actions/checkout@v4
+      - name: Setup Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      - name: Login to Registry
+        uses: docker/login-action@v3
         with:
-          image: ${{ github.actor }}/${{ github.event.repository.name }}
-          tags: ${{ github.ref_name }}
-          containerfiles: |
-            ./Containerfile
-      - name: Push
-        uses: redhat-actions/push-to-registry@v2
-        with:
-          image: ${{ github.actor }}/${{ github.event.repository.name }}
-          tags: ${{ github.ref_name }}
-          extra-args: --compression-format zstd:chunked
           registry: ghcr.io
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Build and push base container
+        uses: docker/build-push-action@v5
+        with:
+          context: ./containers/base
+          file: ./containers/base/Containerfile
+          push: true
+          tags: ghcr.io/${{ github.actor }}/base:latest
+      - name: Build and push go container
+        uses: docker/build-push-action@v5
+        with:
+          context: ./containers/go
+          file: ./containers/go/Containerfile
+          push: true
+          tags: ghcr.io/${{ github.actor }}/go:latest
+      - name: Build and push kube container
+        uses: docker/build-push-action@v5
+        with:
+          context: ./containers/kube
+          file: ./containers/kube/Containerfile
+          push: true
+          tags: ghcr.io/${{ github.actor }}/kube:latest

.gitignore

@@ -0,0 +1 @@
+state/last-name

Containerfile

@@ -1,35 +0,0 @@
-# ========================================= #
-# Containerfile v1.0; job79                 #
-# Configure and setup a neovim devcontainer #
-# for go and nodejs development.            #
-# ========================================= #
-FROM quay.io/fedora/fedora:42
-
-# === setup system ===
-RUN dnf update -y && \
-  dnf copr enable -y atim/lazygit && \
-  dnf -y install procps ping bash-completion \
-    host-spawn dbus-launch zoxide \
-    neovim awk jq unzip fd-find chafa lazygit \
-    git go npm
-
-# === setup container user ===
-# Setup passwordless sudo.
-RUN useradd -ms /bin/bash user && usermod -aG wheel user && sed -i '/NOPASSWD/s/^#//g' /etc/sudoers
-
-# Create empty /run/user/1000 dir for mounting sockets.
-RUN mkdir /run/user/1000 && chown user:user /run/user/1000
-
-# Setup container user.
-USER user
-WORKDIR /home/user
-RUN mkdir .config .local .cache
-
-# Copy config into container.
-COPY --chown=user:user config/bashrc .bashrc
-COPY config/bin /usr/local/bin
-
-# === setup container ===
-# Set timezone inside container.
-ENV TZ="Europe/Amsterdam"
-VOLUME /home/user

containers/base/Containerfile

@@ -0,0 +1,20 @@
+FROM quay.io/fedora/fedora:42
+
+# === install system packages ===
+RUN dnf update -y && \
+  dnf copr enable -y atim/lazygit && \
+  dnf -y install procps ping bash-completion glibc-langpack-en \
+    host-spawn dbus-launch \
+    zoxide git npm neovim awk jq unzip fd-find chafa lazygit
+
+# === setup user ===
+RUN useradd -ms /bin/bash user && \
+  usermod -aG wheel user && sed -i '/NOPASSWD/s/^#//g' /etc/sudoers && \
+  mkdir -p /run/user/1000 && chown user:user /run/user/1000
+
+USER user
+WORKDIR /home/user
+RUN mkdir .config .local .cache
+COPY --chown=user:user config/bashrc .bashrc
+COPY config/bin /usr/local/bin
+VOLUME /home/user

containers/base/config/bashrc

@@ -1,6 +1,6 @@
 . /etc/bashrc
 
-# === container enter logic ===
+# === container enter logic - cd to ENTER_DIR ===
 ENTER_DIR="${ENTER_DIR/#\~/$HOME}"
 [ -d "$ENTER_DIR" ] && cd "$ENTER_DIR"
 
@@ -10,7 +10,8 @@ export EDITOR=nvim \
   XDG_RUNTIME_DIR=/run/user/1000 \
   SSH_AUTH_SOCK=/run/user/1000/ssh-auth-sock \
   DBUS_SESSION_BUS_ADDRESS="unix:path=/tmp/bus" \
-  PS1='\[\e[30;46m\] container | \w \[\e[0;36m\]\[\e[m\] '
+  PS1="\[\e[30;46m\] $CONTAINER_NAME | \w \[\e[0;36m\]\[\e[m\] " \
+  TZ="Europe/Amsterdam"
 
 # === aliases and functions ===
 alias vi=nvim

containers/go/Containerfile

@@ -0,0 +1,4 @@
+FROM ghcr.io/job79/base:latest
+USER root
+RUN dnf -y install go
+USER user

containers/go/config.sh

@@ -0,0 +1,3 @@
+for dir in "Code" "Documents" "Downloads" ".config/devcontainer"; do
+  arg "-v $HOME/$dir:/home/user/$dir"
+done

containers/kube/Containerfile

@@ -0,0 +1,4 @@
+FROM ghcr.io/job79/base:latest
+USER root
+RUN dnf -y install kubectl
+USER user

containers/kube/config.sh

@@ -0,0 +1,3 @@
+for dir in "Code" "Documents" "Downloads" ".config/devcontainer"; do
+  arg "-v $HOME/$dir:/home/user/$dir"
+done

enter.sh

@@ -1,38 +1,36 @@
-#!/bin/sh
+#!/bin/bash
 # =============================================== #
-# enter.sh v1.0; job79                            #
-# Enter into an existing or new dev container and #
-# automatically handle dev container updates.     #
+# enter.sh v2.0; job79                            #
+# Dev container enter script. Handles setting up  #
+# different dev containers, resuming sessions and #
+# automatic container updates.                    #
 # =============================================== #
 set -eu
 log() { printf '\e[%sm%s\e[0m %s\n' "${3:-36}" "${2:-○}" "$1"; }
 arg() { echo -n " $@"; }
 
-# run_args returns the arguments required for the podman run
-# command.
+# run_args returns the podman run arguments required for
+# starting a new container.
 run_args() {
   arg "--name $name"
 
-  # Disable some security settings to make it possible to
-  # mount host directories without problems.
+  # Disable some security settings so host directories can
+  # be mounted without problems.
   arg "--security-opt label=disable" # disable labeling so mounts don't need to be labeled.
   arg "--userns=keep-id"             # required for ~/.ssh which is usually 700.
 
+  # Configure options to get host-spawn to work inside the
+  # container.
+  [ -e "/run/user/$UID/bus" ] && arg "-v /run/user/$UID/bus:/tmp/bus" # Use host dbus.
+  arg "-e HOST_HOME=$HOME"                                            # Used to translate container path to host.
+
   # Use host networking.
   arg "--net=host"
 
-  # Configure options for host-spawn
-  arg "-v /run/user/1000/bus:/tmp/bus" # Use host dbus.
-  arg "-e HOST_HOME=$HOME" # Pas in host $HOME path.
-
   # Mount the wayland socket. Required to get the system
   # clipbard (wl-copy) working.
   [ -e "/run/user/$UID/wayland-0" ] && arg "-v /run/user/$UID/wayland-0:/run/user/1000/wayland-0"
 
-  # Add a volume for the home directory so it survives
-  # container upgrades.
-  arg "-v $name:/home/user:copy"
-
   # Mount the ssh socket, directory and the git config
   # directory. This gets the host ssh and git configuration
   # working inside the container.
@@ -40,41 +38,48 @@ run_args() {
   [ -d "$HOME/.ssh" ] && arg "-v $HOME/.ssh:/home/user/.ssh"
   [ -d "$HOME/.config/git" ] && arg "-v $HOME/.config/git:/home/user/.config/git"
 
-  # Mount host directories with programming projects.
-  [ -d "$HOME/Code" ] && arg "-v $HOME/Code:/home/user/Code"
-  [ -d "$HOME/Documents" ] && arg "-v $HOME/Documents:/home/user/Documents"
-  [ -d "$HOME/.config/devcontainer" ] && arg "-v $HOME/.config/devcontainer:/home/user/.config/devcontainer"
+  # Add a volume for the home directory so it survives
+  # container updates.
+  arg "-v $name:/home/user:copy"
+
+  # Add custom user configuration.
+  config_file="./containers/$name/config.sh"
+  [ -f "${config_file}" ] && source "${config_file}"
 }
 
 ### MAIN ###
-name="devcontainer"
-image="ghcr.io/job79/devcontainer:main"
-force=false
+cd "$(dirname "$(realpath "$0")")"
+name=$(<"./state/last-name")
+registry=$(<"./state/registry")
+pull=false
 
 while test $# -gt 0; do
   case "$1" in
-  -i) shift && force=true && image="$1" ;;
-  -f) force=true ;;
+  -p) pull=true ;;
   -*) log "unknown argument '$1'" 'x' 31 ;;
-  *) name="$1" ;;
+  *)
+    name="$1"
+    echo "$1" >"./state/last-name"
+    ;;
   esac
   shift
 done
 
-if [ "$force" = true ] || [ "$(podman container inspect "$name" -f {{.State.Running}} 2>&1)" != 'true' ]; then
+if [ "$pull" = true ] || [ "$(podman container inspect "$name" -f {{.State.Running}} 2>&1)" != 'true' ]; then
   log "fetching devcontainer updates..."
-  if [ "$force" = true ] || [ "$(podman container inspect "$name" -f {{.Image}} 2>&1)" != "$(podman pull -q "$image" 2>&1)" ]; then
+  if [ "$pull" = true ] || [ "$(podman container inspect "$name" -f {{.Image}} 2>&1)" != "$(podman pull -q "$registry/$name" 2>&1)" ]; then
     if [ $? -eq 0 ]; then
       log "container image downloaded" '✓' 32
     else
       log "failed to download container image" 'x' 31
     fi
     podman container rm -f -t 1 "$name" 1>/dev/null
-    podman run -td $(run_args) "$image"
+    run_args
+    podman run -td $(run_args) "$registry/$name"
   else
     log "no updates available" '✓' 32
   fi
 fi
 
 podman start "$name" 1>/dev/null
-podman exec -e ENTER_DIR="${PWD/#$HOME/\~}" --detach-keys "ctrl-@" -it "$name" bash -l
+podman exec -e CONTAINER_NAME="$name" -e ENTER_DIR="${PWD/#$HOME/\~}" --detach-keys "ctrl-@" -it "$name" bash -l

state/last-name

@@ -0,0 +1 @@
+go

state/registry

@@ -0,0 +1 @@
+ghcr.io/job79/