Feature/multiarch (#8)

* increase version

* implement multi-arc build

* fix linter issue

Author: cybcon

.github/workflows/build-and-push-container-image.yaml

@@ -29,9 +29,19 @@ jobs:
             exit 1
           fi
           echo "tag=${image_version}" >> $GITHUB_OUTPUT
-      - name: Build container image
-        run: docker build . --file Dockerfile --tag oitc/modbus-server:${{steps.application-version.outputs.tag}}
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
       - name: Login to container registry
-        run: echo ${{ secrets.DOCKERHUB_PASSWORD }} | docker login -u ${{ secrets.DOCKERHUB_USERNAME }} --password-stdin
-      - name: Push container image to container registry
-        run: docker push oitc/modbus-server:${{steps.application-version.outputs.tag}}
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_PASSWORD }}
+      - name: Build and push
+        uses: docker/build-push-action@v4
+        with:
+          push: true
+          context: .
+          platforms: linux/amd64, linux/arm64
+          tags: oitc/modbus-server:${{steps.application-version.outputs.tag}},oitc/modbus-server:latest

.github/workflows/container-image-build-validation.yaml

@@ -11,8 +11,16 @@ jobs:
     name: Build
     runs-on: ubuntu-latest
     steps:
-     - name: Checkout GIT repository
-       uses: actions/checkout@v3
-     - name: Build container image
-       run: |
-         docker build . --file Dockerfile --tag container-build:test
+      - name: Checkout GIT repository
+        uses: actions/checkout@v3
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+      - name: Test build
+        uses: docker/build-push-action@v4
+        with:
+          push: false
+          context: .
+          platforms: linux/amd64, linux/arm64
+          tags: container-build:test

Dockerfile

@@ -8,7 +8,7 @@ LABEL site.local.os.version="3.17"
 LABEL site.local.runtime.name="Python"
 LABEL site.local.runtime.version="3.10.9"
 LABEL site.local.program.name="Python Modbus TCP Server"
-LABEL site.local.program.version="1.1.2"
+LABEL site.local.program.version="1.1.3"
 
 RUN addgroup -g 1000 -S pythonuser \
     && adduser -u 1000 -S pythonuser -G pythonuser \

app/modbus_server.py

@@ -19,7 +19,7 @@
 
 # default configuration file path
 config_file='/opt/modbus_server/etc/modbus_server.json'
-VERSION='1.1.2'
+VERSION='1.1.3'
 """
 ###############################################################################
 # F U N C T I O N S