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cfpb · Jul 29, 2022 · 901d31b · 901d31b
commit 901d31b
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diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
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+# Builds and Pushes Docker images for `latest` and semantic versioned tags or "releases".
+# Runs on pushes to master for `latest`, and semantic versioned tags for "releases"
+name: Docker Build and Push
+
+on:
+  push:
+    branches:
+      - main
+    tags:
+      - "*.*.*"
+
+jobs:
+  push:
+    name: Build and Push Docker Image
+    runs-on: ubuntu-latest
+    permissions:
+      packages: write
+      contents: read
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Build Docker Image
+        run: docker build . --file Dockerfile --tag $(echo "${{ github.repository }}" | sed -e 's,.*/\(.*\),\1,') --label "runnumber=${GITHUB_RUN_ID}" --label "gitsha=${{ github.sha }}"
+
+      - name: GitHub Container Registry Login
+        run: echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u $ --password-stdin
+
+      - name: Push Docker Image to GHCR
+        run: |
+          IMAGE_NAME=$(echo "${{ github.repository }}" | sed -e 's,.*/\(.*\),\1,')
+          IMAGE_ID=ghcr.io/${{ github.repository }}
+          # Change all uppercase to lowercase
+          IMAGE_ID=$(echo $IMAGE_ID | tr '[A-Z]' '[a-z]')
+          # Strip git ref prefix from version
+          VERSION=$(echo "${{ github.ref }}" | sed -e 's,.*/\(.*\),\1,')
+          # Strip "v" prefix from tag name if exists
+          [[ "${{ github.ref }}" == "refs/tags/"* ]] && VERSION=$(echo $VERSION | sed -e 's/^v//')
+          # Use Docker `latest` convention
+          [ "$VERSION" == "master" ] && VERSION=latest
+          echo IMAGE_ID=$IMAGE_ID
+          echo VERSION=$VERSION
+          docker tag $IMAGE_NAME $IMAGE_ID:$VERSION
+          docker push $IMAGE_ID:$VERSION
diff --git a/Dockerfile b/Dockerfile
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+FROM nginx:alpine
+
+RUN echo "<html><body><h1>GHCR Demo</h1></body></html>" > /usr/share/nginx/html/index.html
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		FROM nginx:alpine

		RUN echo "<html><body><h1>GHCR Demo</h1></body></html>" > /usr/share/nginx/html/index.html