Progress towards supporting multiple platforms

Author: adamtheturtle

.github/workflows/docker-build.yml

@@ -26,26 +26,11 @@ jobs:
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v1
-        with:
-          # This defaults to "docker-containerized".
-          # We want to share the vws-mock:base image to the building of the
-          # later builds, without pushing to a registry.
-          #
-          # Therefore, we choose not to build in a container.
-          driver: docker
-
-      - name: Build base Docker image
-        uses: docker/build-push-action@v2.7.0
-        with:
-          buildkitd-flags: --debug
-          file: src/mock_vws/_flask_server/dockerfiles/base/Dockerfile
-          push: false
-          tags: |
-            vws-mock:base
 
       - name: Build target manager Docker image
         uses: docker/build-push-action@v2.7.0
         with:
+          platforms: linux/amd64,linux/arm64
           file: src/mock_vws/_flask_server/dockerfiles/target_manager/Dockerfile
           push: false
           tags: |
@@ -54,6 +39,7 @@ jobs:
       - name: Build VWS Docker image
         uses: docker/build-push-action@v2.7.0
         with:
+          platforms: linux/amd64,linux/arm64
           file: src/mock_vws/_flask_server/dockerfiles/vws/Dockerfile
           push: false
           tags: |
@@ -62,6 +48,7 @@ jobs:
       - name: Build VWQ Docker image
         uses: docker/build-push-action@v2.7.0
         with:
+          platforms: linux/amd64,linux/arm64
           file: src/mock_vws/_flask_server/dockerfiles/vwq/Dockerfile
           push: false
           tags: |

.github/workflows/release.yml

@@ -83,21 +83,6 @@ jobs:
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v1
-        with:
-          # This defaults to "docker-containerized".
-          # We want to share the vws-mock:base image to the building of the
-          # later builds, without pushing to a registry.
-          #
-          # Therefore, we choose not to build in a container.
-          driver: docker
-
-      - name: Build base Docker image
-        uses: docker/build-push-action@v2.7.0
-        with:
-          file: src/mock_vws/_flask_server/dockerfiles/base/Dockerfile
-          push: false
-          tags: |
-            vws-mock:base
 
       - name: Build and push target manager Docker image
         uses: docker/build-push-action@v2.7.0

docs/source/docker.rst

@@ -138,12 +138,10 @@ Building images from source
    export VWS_DOCKERFILE=$DOCKERFILE_DIR/vws/Dockerfile
    export VWQ_DOCKERFILE=$DOCKERFILE_DIR/vwq/Dockerfile
 
-   export BASE_TAG=vws-mock:base
    export TARGET_MANAGER_TAG=adamtheturtle/vuforia-target-manager-mock:latest
    export VWS_TAG=adamtheturtle/vuforia-vws-mock:latest
    export VWQ_TAG=adamtheturtle/vuforia-vwq-mock:latest
 
-   docker buildx build $REPOSITORY_ROOT --file $BASE_DOCKERFILE --tag $BASE_TAG
    docker buildx build $REPOSITORY_ROOT --file $TARGET_MANAGER_DOCKERFILE --tag $TARGET_MANAGER_TAG
    docker buildx build $REPOSITORY_ROOT --file $VWS_DOCKERFILE --tag $VWS_TAG
    docker buildx build $REPOSITORY_ROOT --file $VWQ_DOCKERFILE --tag $VWQ_TAG

src/mock_vws/_flask_server/dockerfiles/base/Dockerfile

@@ -1,2 +1,10 @@
-FROM vws-mock:base
+FROM python:3.9.1-slim-buster
+RUN apt update --yes
+# git is needed for setuptools-scm.
+RUN apt install --yes git
+COPY . /app
+WORKDIR /app
+RUN pip install .
+EXPOSE 5000
+ENTRYPOINT ["python"]
 CMD ["src/mock_vws/_flask_server/target_manager.py"]

src/mock_vws/_flask_server/dockerfiles/target_manager/Dockerfile

@@ -1,2 +1,10 @@
-FROM vws-mock:base
+FROM python:3.9.1-slim-buster
+RUN apt update --yes
+# git is needed for setuptools-scm.
+RUN apt install --yes git
+COPY . /app
+WORKDIR /app
+RUN pip install .
+EXPOSE 5000
+ENTRYPOINT ["python"]
 CMD ["src/mock_vws/_flask_server/vwq.py"]

src/mock_vws/_flask_server/dockerfiles/vwq/Dockerfile

@@ -1,2 +1,10 @@
-FROM vws-mock:base
+FROM python:3.9.1-slim-buster
+RUN apt update --yes
+# git is needed for setuptools-scm.
+RUN apt install --yes git
+COPY . /app
+WORKDIR /app
+RUN pip install .
+EXPOSE 5000
+ENTRYPOINT ["python"]
 CMD ["src/mock_vws/_flask_server/vws.py"]

src/mock_vws/_flask_server/dockerfiles/vws/Dockerfile

@@ -66,16 +66,15 @@ def test_build_and_run(
     vwq_dockerfile = dockerfile_dir / 'vwq' / 'Dockerfile'
 
     random = uuid.uuid4().hex
-    base_tag = 'vws-mock:base'
     target_manager_tag = 'vws-mock-target-manager:latest-' + random
     vws_tag = 'vws-mock-vws:latest-' + random
     vwq_tag = 'vws-mock-vwq:latest-' + random
 
     try:
-        client.images.build(
+        target_manager_image, _ = client.images.build(
             path=str(repository_root),
-            dockerfile=str(base_dockerfile),
-            tag=base_tag,
+            dockerfile=str(target_manager_dockerfile),
+            tag=target_manager_tag,
         )
     except docker.errors.BuildError as exc:
         full_log = '\n'.join(
@@ -87,11 +86,6 @@ def test_build_and_run(
         reason = 'We do not currently support using Windows containers.'
         pytest.skip(reason)
 
-    target_manager_image, _ = client.images.build(
-        path=str(repository_root),
-        dockerfile=str(target_manager_dockerfile),
-        tag=target_manager_tag,
-    )
     vws_image, _ = client.images.build(
         path=str(repository_root),
         dockerfile=str(vws_dockerfile),