Further improvements

.github/workflows/docker.yml

@@ -0,0 +1,63 @@
+name: ubuntu
+on:
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+      - lthn
+      - further-improvements
+  pull_request:
+    branches:
+      - main
+      - lthn
+      - further-improvements
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Cancel Previous Runs
+        uses: styfle/cancel-workflow-action@0.9.1
+        with:
+          access_token: ${{ github.token }}
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+          submodules: recursive
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v2
+        with:
+          install: true
+      - name: Login to GitHub Container registry
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Login to DockerHub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      - name: Docker Build
+        if: ${{ github.event_name != 'pull_request' }}
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          file: Dockerfile
+          cache-to: ghcr.io/dappserver/openvpn
+          cache-from: ghcr.io/dappserver/openvpn
+          push: true
+          tags: lthn/openvpn,ghcr.io/dappserver/openvpn
+      - name: Docker Build
+        if: ${{ github.event_name == 'pull_request' }}
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          file: Dockerfile
+          cache-to: ghcr.io/dappserver/openvpn
+          cache-from: ghcr.io/dappserver/openvpn
+          push: false
+          tags: lthn/openvpn,ghcr.io/dappserver/openvpn
+

Dockerfile

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+# Use Ubuntu as the build image.
+FROM lthn/ubuntu-build:20.04 as build
+
+RUN apt-get update && apt-get install -y python-docutils python3-docutils
+
+WORKDIR /build/lthn
+
+# Copy source files
+COPY . .
+
+# Configure code checkout
+RUN autoreconf -i -v -f
+
+# Configure build for Linux amd64
+RUN ./configure --prefix=/home/lthn
+
+# Compile OpenVPN
+RUN make -j2
+
+RUN make install
+
+# Use Ubuntu as the final image.
+FROM ubuntu:20.04 as final
+
+# Add Image Authors
+LABEL org.opencontainers.image.authors="darbs@lethean.io,snider@lethean.io"
+
+# Install necessary packages to run OpenVPN.
+RUN apt-get update && apt-get install -y sudo openssl iptables libssl-dev libpam0g-dev liblzo2-dev
+
+# Path where all openvpn scripts and configs will live.
+WORKDIR /home/lthn/openvpn
+
+# Copy openvpn binary
+COPY --from=build --chmod=0777 /home/lthn /home/lthn
+# Copy config & profile folders
+COPY ./conf/ /home/lthn/openvpn/conf/
+COPY ./profile/ /home/lthn/openvpn/profile/
+
+# Copy all helper shell script files locally.
+COPY --chmod=0777 ./*.sh /home/lthn/bin/
+COPY ./*.conf ./
+
+# Set Lethean environment PATH
+ENV PATH=/home/lthn/bin:/home/lthn/sbin:${PATH}
+
+# Expose the OpenVPN port
+EXPOSE 1194/udp
+
+# Set environment variables
+ENV SCRIPT=""
+
+# Run a specified  script (if provided), or run OpenVPN server if none is provided.
+CMD ["/bin/bash", "-c", "if [ -f \"$SCRIPT\" ]; then \"$SCRIPT\"; else /bin/bash startup.sh; fi"]
+