Build Docker images for every PR (GladysAssistant#793)

* Create Dockerfile.buildx

* Create pr-docker-image.yml

* Move yaml in the correct folder

* OZW 1.6 use the same version in all context 

Based on GladysAssistant#675

Co-authored-by: Pierre-Gilles Leymarie <pierregilles.leymarie@gmail.com>

.github/workflows/pr-docker-image.yml

@@ -0,0 +1,117 @@
+name: Gladys Docker images build for PR
+
+on:
+    pull_request:
+      branches: [ master ]
+
+jobs:
+
+  build-front:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+      - name: Setup nodejs
+        uses: actions/setup-node@v1
+        with:
+            node-version: 12.x
+      - run: cd front && npm install && npm run build
+      - name: Upload build artifact
+        uses: actions/upload-artifact@v1
+        with:
+          name: static
+          path: front/build
+
+  docker:
+    needs: build-front
+    name: Build and deploy Docker images
+    runs-on: ubuntu-latest
+    env:
+      # Export environment variables for all stages.
+      DOCKER_CLI_EXPERIMENTAL: enabled # for 'docker buildx'
+      DOCKER_USER:  ${{secrets.DOCKER_USER}}
+      DOCKER_PASSWORD: ${{secrets.DOCKER_PASSWORD}}
+      DOCKER_REPO: gladys-dev
+      DOCKER_PLATFORMS: >
+        linux/amd64
+        linux/arm/v7
+        linux/arm64/v8
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v2
+    - name: Download build artifact
+      uses: actions/download-artifact@v1
+      with:
+        name: static
+    - name: Get PR number
+      run: |
+          set -vx
+          echo "::set-env name=PR_NUMBER::$(echo $GITHUB_REF | awk 'BEGIN { FS = "/" } ; { print $3 }')"
+    - name: Set up image tag
+      run: |
+          set -vx
+          echo "::set-env name=TAG::pr${PR_NUMBER}"
+          echo "::set-env name=DOCKER_BASE::${DOCKER_USER}/${DOCKER_REPO}"
+    - name: Install Docker buildx
+      run: |
+        set -vx
+        # Install up-to-date version of docker, with buildx support.
+        docker_apt_repo='https://download.docker.com/linux/ubuntu'
+        curl -fsSL "${docker_apt_repo}/gpg" | sudo apt-key add -
+        os="$(lsb_release -cs)"
+        sudo add-apt-repository "deb [arch=amd64] $docker_apt_repo $os stable"
+        sudo apt-get update
+        sudo apt-get -y -o Dpkg::Options::="--force-confnew" install docker-ce
+        # Enable docker daemon experimental support (for 'pull --platform').
+        config='/etc/docker/daemon.json'
+        if [[ -e "$config" ]]; then
+          sudo sed -i -e 's/{/{ "experimental": true, /' "$config"
+        else
+          echo '{ "experimental": true }' | sudo tee "$config"
+        fi
+        sudo systemctl restart docker
+        # Install QEMU multi-architecture support for docker buildx.
+        docker run --rm --privileged multiarch/qemu-user-static --reset -p yes
+        # Instantiate docker buildx builder with multi-architecture support.
+        docker buildx create --name gladysbuilder
+        docker buildx use gladysbuilder
+        # Start up buildx and verify that all is OK.
+        docker buildx inspect --bootstrap
+    - name: Build multi-architecture Docker images with buildx
+      run: |
+        set -vx
+        echo "$DOCKER_PASSWORD" \
+        | docker login -u="$DOCKER_USER" --password-stdin
+        function buildx() {
+          docker buildx build \
+            --platform ${DOCKER_PLATFORMS// /,} \
+            --push \
+            -f docker/Dockerfile.buildx \
+            "$@" \
+            .
+        }
+        buildx -t "$DOCKER_BASE:$TAG" --target gladys
+    - name: Comment PR
+      uses: marocchino/sticky-pull-request-comment@v1.4.0
+      with:
+       header: dockercomment
+       message: |
+         🐳 Image is available for testing on ${{ env.DOCKER_BASE }}:${{ env.TAG }}
+         
+         ```bash
+         docker run -d \
+           --restart=always \
+           --privileged \
+           --network=host \
+           --name gladys${{ env.TAG }} \
+           -e NODE_ENV=production \
+           -e SERVER_PORT=80 \
+           -e TZ=Europe/Paris \
+           -e SQLITE_FILE_PATH=/var/lib/gladysassistant/gladys-pr${{ env.TAG }}.db \
+           -v /var/run/docker.sock:/var/run/docker.sock \
+           -v /var/lib/gladysassistant:/var/lib/gladysassistant \
+           -v /dev:/dev \
+           ${{ env.DOCKER_BASE }}:${{ env.TAG }}
+         ```
+       number: ${{ env.PR_NUMBER }}
+       GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

docker/Dockerfile.buildx

@@ -0,0 +1,37 @@
+FROM node:lts-alpine as gladys
+
+# System dependencies
+RUN apk add --no-cache tzdata nmap ffmpeg sqlite openssl gzip
+
+WORKDIR /tmp
+
+# Install OZW in a dedicated RUN to benefit from Docker cache on local dev'
+RUN apk add --no-cache --virtual .build-deps make g++ git udev coreutils \
+    # Install OZW 1.6 - Commit 5d18bbfb21d8cdc61ee6baae6f478c963297dfc5 - March, 5th 2020
+    && git clone https://github.com/OpenZWave/open-zwave.git \
+    && cd open-zwave \
+    && git checkout 5d18bbfb21d8cdc61ee6baae6f478c963297dfc5 \
+    && make \
+    && make install \
+    && apk del .build-deps \
+    && cd /tmp \
+    && rm -rf /tmp/open-zwave
+
+RUN mkdir /src
+WORKDIR /src
+ADD . /src
+COPY ./static /src/server/static
+WORKDIR /src/server
+
+RUN apk add --no-cache --virtual .build-deps make gcc g++ python git libffi-dev linux-headers udev \
+    && npm ci --unsafe-perm --production \
+    && npm cache clean --force \
+    && apk del .build-deps
+
+ENV NODE_ENV production
+ENV SERVER_PORT 80
+
+# Export listening port
+EXPOSE 80
+
+CMD ["npm" ,"run", "start:prod"]