Update CI.yml

.github/workflows/CI.yml

@@ -56,6 +56,26 @@ jobs:
     steps:
       - uses: actions/checkout@v2
 
+      - name: Install buildx
+        env:
+          DOCKER_CLI_EXPERIMENTAL: enabled
+        run: |
+          BUILDX_VERSION="0.4.2"
+          QEMU_TAG="latest"
+          mkdir -p ~/.docker/cli-plugins/
+          curl -L https://github.com/docker/buildx/releases/download/v${BUILDX_VERSION}/buildx-v${BUILDX_VERSION}.linux-amd64 \
+                -o ~/.docker/cli-plugins/docker-buildx
+          chmod +x ~/.docker/cli-plugins/docker-buildx
+          docker pull -q multiarch/qemu-user-static:latest
+          docker run --rm --privileged multiarch/qemu-user-static:${QEMU_TAG} --reset -p yes --credential yes
+          docker buildx create --name builder-${GITHUB_SHA::8} --driver docker-container --use
+          docker buildx inspect --bootstrap
+          docker info
+          docker buildx inspect
+
+      - name: Available platforms
+        run: docker buildx inspect | grep Platforms
+
       - name: Prepare platform list
         id: platform
         run: |
@@ -144,15 +164,38 @@ jobs:
           DOCKER_CLI_EXPERIMENTAL: enabled
         run: |
           if [ ! -z "${{ steps.prepare_push.outputs.buildx_args }}" ]; then
-              BUILDX_ARGS=="${{ steps.prepare_push.outputs.buildx_args }}"
+              BUILDX_ARGS="${{ steps.prepare_push.outputs.buildx_args }}"
           elif [ ! -z "${{ steps.prepare_release.outputs.buildx_args }}" ]; then
-              BUILDX_ARGS=="${{ steps.prepare_release.outputs.buildx_args }}"
+              BUILDX_ARGS="${{ steps.prepare_release.outputs.buildx_args }}"
           fi
-          echo "docker buildx build --cache-to \"type=local,dest=/tmp/.buildx-cache\" \
-            --output \"type=image,push=false\" \
-            $BUILDX_ARGS"
           
-      - name: Continue
+          docker buildx build --cache-to "type=local,dest=/tmp/.buildx-cache" \
+            --output "type=image,push=false" \
+            $BUILDX_ARGS
+
+      - name: Docker Hub login
+        if: success()
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: Push images from cache
+        if: success()
+        env:
+          DOCKER_CLI_EXPERIMENTAL: enabled
+        run: |
+          if [ ! -z "${{ steps.prepare_push.outputs.buildx_args }}" ]; then
+              BUILDX_ARGS="${{ steps.prepare_push.outputs.buildx_args }}"
+          elif [ ! -z "${{ steps.prepare_release.outputs.buildx_args }}" ]; then
+              BUILDX_ARGS="${{ steps.prepare_release.outputs.buildx_args }}"
+          fi
+          
+          docker buildx build --cache-from "type=local,src=/tmp/.buildx-cache" \
+            --output "type=image,push=false" \
+            $BUILDX_ARGS
+
+      - name: Inspect images
         run: |
           echo "::warning push - ${{ steps.prepare_push.outputs.buildx_args }}"
           echo "::warning release - ${{ steps.prepare_release.outputs.buildx_args }}"