Add code-server and devcontainer images, useful for VSCode

.github/workflows/code-server.yml

@@ -0,0 +1,42 @@
+name: code-server
+
+on:
+  push:
+    paths:
+      - '.github/workflows/code-server.yml'
+      - 'code-server/**'
+
+jobs:
+
+  code-server:
+
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+
+      - uses: actions/checkout@v3
+
+      - name: Build image
+        run: docker build
+               code-server
+               --tag code-server
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v1
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Push image
+        run: |
+          IMAGE_ID=ghcr.io/${{ github.repository_owner }}/code-server
+          # Strip git ref prefix from version
+          VERSION=$(echo "${{ github.ref }}" | sed -e 's,.*/\(.*\),\1,')
+          # Use Docker `latest` tag convention
+          [ "$VERSION" == "master" ] && VERSION=latest
+          docker tag code-server $IMAGE_ID:$VERSION
+          docker push $IMAGE_ID:$VERSION

.github/workflows/devcontainer.yml

@@ -0,0 +1,42 @@
+name: devcontainer
+
+on:
+  push:
+    paths:
+      - '.github/workflows/devcontainer.yml'
+      - 'devcontainer/**'
+
+jobs:
+
+  devcontainer:
+
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+
+      - uses: actions/checkout@v3
+
+      - name: Build image
+        run: docker build
+               devcontainer
+               --tag devcontainer
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v1
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Push image
+        run: |
+          IMAGE_ID=ghcr.io/${{ github.repository_owner }}/devcontainer
+          # Strip git ref prefix from version
+          VERSION=$(echo "${{ github.ref }}" | sed -e 's,.*/\(.*\),\1,')
+          # Use Docker `latest` tag convention
+          [ "$VERSION" == "master" ] && VERSION=latest
+          docker tag devcontainer $IMAGE_ID:$VERSION
+          docker push $IMAGE_ID:$VERSION

README.md

@@ -6,10 +6,20 @@
 This repository contains a set of Docker images for ejabberd:
 
 - [mix](mix/) (in Docker Hub: [ejabberd/mix](https://hub.docker.com/r/ejabberd/mix/)):
-  allows you to build a development
-  environment for ejabberd, using all dependencies packaged from the Docker image. You do not
-  need anything else to build ejabberd from source and write your own ejabberd plugins.
+
+  Build a development environment for ejabberd. See [mix README](mix/README.md) file for details.
+
 - [ecs](ecs/) (in Docker Hub: [ejabberd/ecs](https://hub.docker.com/r/ejabberd/ecs/)):
-  is suitable for running ejabberd with Docker in a simple, single-node setup.
 
-Please read the README file in each repository for documentation for each image.
+  Run ejabberd with Docker in a simple, single-node setup.
+  See [ecs README](ecs/README.md) file for details.
+
+- [code-server](code-server/) (in GitHub Container Registry: [processone/code-server](https://github.com/orgs/processone/packages/container/package/code-server)):
+
+  Run Coder's code-server with a local ejabberd git clone.
+  See [VSCode section](https://docs.ejabberd.im/developer/vscode/) in ejabberds Docs.
+
+- [devcontainer](devcontainer/) (in GitHub Container Registry: [processone/devcontainer](https://github.com/orgs/processone/packages/container/package/devcontainer)):
+
+  Use as a Dev Container for ejabberd in Visual Studio Code.
+  See [VSCode section](https://docs.ejabberd.im/developer/vscode/) in ejabberds Docs.

code-server/Dockerfile

@@ -0,0 +1,26 @@
+FROM debian:unstable-slim
+
+RUN apt-get update \
+    && apt-get -y --no-install-recommends install \
+        curl ca-certificates \
+        autoconf automake git make gcc g++ \
+        erlang erlang-dev elixir rebar3 \
+        libexpat1-dev libgd-dev libpam0g-dev \
+        libsqlite3-dev libwebp-dev libyaml-dev \
+        libssl-dev
+
+RUN curl -fsSL https://code-server.dev/install.sh | sh
+
+RUN addgroup vscode --gid 1000 \
+    && adduser --shell /bin/bash --ingroup vscode vscode -u 1000
+
+USER vscode
+
+RUN /usr/bin/code-server --install-extension erlang-ls.erlang-ls
+
+RUN echo "export PATH=/workspaces/ejabberd/_build/relive:$PATH" >>/home/vscode/.bashrc
+RUN echo "COOKIE" >/home/vscode/.erlang.cookie
+RUN chmod 400 /home/vscode/.erlang.cookie
+
+WORKDIR /workspaces/ejabberd
+ENTRYPOINT ["code-server", "--bind-addr", "0.0.0.0:5208", "--auth", "none", "/workspaces/ejabberd"]

devcontainer/Dockerfile

@@ -0,0 +1,65 @@
+# [Choice] Alpine version: 3.16, 3.15, 3.14, 3.13
+ARG VARIANT=latest
+FROM alpine:${VARIANT}
+
+RUN apk upgrade --update musl \
+    && apk add \
+    autoconf \
+    automake \
+    bash \
+    build-base \
+    curl \
+    elixir \
+    erlang-debugger \
+    erlang-observer \
+    erlang-odbc \
+    erlang-reltool \
+    expat-dev \
+    file \
+    gd-dev \
+    git \
+    jpeg-dev \
+    libpng-dev \
+    libwebp-dev \
+    linux-pam-dev \
+    openssl \
+    openssl-dev \
+    sqlite-dev \
+    yaml-dev \
+    zlib-dev
+
+# [Option] Install zsh
+ARG INSTALL_ZSH="true"
+
+# Install needed packages and setup non-root user. Use a separate RUN statement to add your own dependencies.
+ARG USERNAME=vscode
+ARG USER_UID=1000
+ARG USER_GID=$USER_UID
+ARG COMMON_SCRIPT_SOURCE="https://raw.githubusercontent.com/devcontainers/images/main/src/base-alpine/.devcontainer/library-scripts/common-alpine.sh"
+RUN apk update \
+  && curl -sSL ${COMMON_SCRIPT_SOURCE} -o /tmp/common-alpine.sh \
+  && ash /tmp/common-alpine.sh "${INSTALL_ZSH}" "${USERNAME}" "${USER_UID}" "${USER_GID}" \
+  && rm -rf /tmp/common-alpine.sh
+
+RUN mix local.hex --force \
+    && mix local.rebar --force
+
+RUN apk add \
+    expat \
+    freetds \
+    gd \
+    jpeg \
+    libgd \
+    libpng \
+    libstdc++ \
+    libwebp \
+    linux-pam \
+    ncurses-libs \
+    openssl \
+    sqlite \
+    sqlite-libs \
+    unixodbc \
+    yaml \
+    zlib \
+    && ln -fs /usr/lib/libtdsodbc.so.0 /usr/lib/libtdsodbc.so \
+    && rm -rf /var/cache/apk/*