Test workflow
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estebanthi
87
.gitea/workflows/docker-build-push.yml
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87
.gitea/workflows/docker-build-push.yml
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# === Workflow Doc =========================================================
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# Name: Docker build
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# Purpose: Build & push a Docker image
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# Requires:
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# -
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# ==========================================================================
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name: Build external repo image
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on:
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push:
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branches:
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- 'main'
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tags:
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- 'v*'
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pull_request:
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branches:
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- 'main'
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env:
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REGISTRY_HOST: '{{ secrets.REGISTRY_HOST }}'
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REGISTRY_USERNAME: '{{ secrets.REGISTRY_USERNAME }}'
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REGISTRY_PASSWORD: '{{ secrets.REGISTRY_PASSWORD }}'
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IMAGE_NAME: "wavyzz/sample-image"
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CONTEXT_PATH: "."
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DOCKERFILE_PATH: "./Dockerfile"
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jobs:
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build-and-push:
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name: Build and Push Docker Image
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runs-on: ubuntu-latest
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steps:
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- name: Checkout repository
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uses: actions/checkout@v5
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- name: Define branch helpers
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id: branch
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run: |
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DEFAULT="${{ github.event.repository.default_branch }}"
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CURRENT="${{ github.ref_name }}"
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if [ "$DEFAULT" = "$CURRENT" ]; then
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echo "is_default_branch=true" >> $GITHUB_OUTPUT
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else
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echo "is_default_branch=false" >> $GITHUB_OUTPUT
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fi
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- name: Extract Docker metadata
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id: meta
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uses: docker/metadata-action@v5
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with:
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github-token: b60bc646e9ce87d4fffef5ba1501347ea21bdd8f
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images: ${{ env.REGISTRY_HOST }}/${{ env.IMAGE_NAME }}
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tags: |
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type=ref,event=branch
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type=ref,event=tag
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type=sha
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type=raw,value=latest,enable=${{ steps.branch.outputs.is_default_branch }}
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- name: Set up QEMU # for multi-platform builds
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uses: docker/setup-qemu-action@v3
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- name: Set up Docker Buildx # for advanced builds
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uses: docker/setup-buildx-action@v3
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- name: Log in to registry
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uses: docker/login-action@v3
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with:
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registry: ${{ env.REGISTRY_HOST }}
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username: ${{ env.REGISTRY_USERNAME }}
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password: ${{ env.REGISTRY_PASSWORD }}
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- name: Build and push Docker image
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uses: docker/build-push-action@v5
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with:
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context: ${{ env.CONTEXT_PATH }}
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file: ${{ env.DOCKERFILE_PATH }}
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push: true
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tags: ${{ steps.meta.outputs.tags }}
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labels: ${{ steps.meta.outputs.labels }}
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- name: Image details
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run: |
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echo "Image pushed: ${{ env.REGISTRY_HOST }}/${{ env.IMAGE_NAME }}:${{ steps.meta.outputs.tags }}"
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echo "Labels: ${{ steps.meta.outputs.labels }}"
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echo "Tags: ${{ steps.meta.outputs.tags }}"
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echo "Digest: ${{ steps.meta.outputs.digest }}"
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@@ -0,0 +1,87 @@
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# === Workflow Doc =========================================================
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# Name: Docker build
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# Purpose: Build & push a Docker image
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# Requires:
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# -
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# ==========================================================================
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name: Build external repo image
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on:
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push:
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branches:
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- 'main'
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tags:
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- 'v*'
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pull_request:
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branches:
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- 'main'
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env:
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REGISTRY_HOST: '{{ secrets.REGISTRY_HOST }}'
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REGISTRY_USERNAME: '{{ secrets.REGISTRY_USERNAME }}'
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REGISTRY_PASSWORD: '{{ secrets.REGISTRY_PASSWORD }}'
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IMAGE_NAME: "wavyzz/sample-image"
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CONTEXT_PATH: "."
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DOCKERFILE_PATH: "./Dockerfile"
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jobs:
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build-and-push:
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name: Build and Push Docker Image
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runs-on: ubuntu-latest
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steps:
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- name: Checkout repository
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uses: actions/checkout@v5
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- name: Define branch helpers
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id: branch
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run: |
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DEFAULT="${{ github.event.repository.default_branch }}"
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CURRENT="${{ github.ref_name }}"
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if [ "$DEFAULT" = "$CURRENT" ]; then
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echo "is_default_branch=true" >> $GITHUB_OUTPUT
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else
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echo "is_default_branch=false" >> $GITHUB_OUTPUT
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fi
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- name: Extract Docker metadata
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id: meta
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uses: docker/metadata-action@v5
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with:
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github-token: b60bc646e9ce87d4fffef5ba1501347ea21bdd8f
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images: ${{ env.REGISTRY_HOST }}/${{ env.IMAGE_NAME }}
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tags: |
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type=ref,event=branch
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type=ref,event=tag
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type=sha
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type=raw,value=latest,enable=${{ steps.branch.outputs.is_default_branch }}
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- name: Set up QEMU # for multi-platform builds
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uses: docker/setup-qemu-action@v3
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- name: Set up Docker Buildx # for advanced builds
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uses: docker/setup-buildx-action@v3
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- name: Log in to registry
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uses: docker/login-action@v3
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with:
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registry: ${{ env.REGISTRY_HOST }}
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username: ${{ env.REGISTRY_USERNAME }}
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password: ${{ env.REGISTRY_PASSWORD }}
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- name: Build and push Docker image
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uses: docker/build-push-action@v5
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with:
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context: ${{ env.CONTEXT_PATH }}
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file: ${{ env.DOCKERFILE_PATH }}
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push: true
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tags: ${{ steps.meta.outputs.tags }}
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labels: ${{ steps.meta.outputs.labels }}
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- name: Image details
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run: |
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echo "Image pushed: ${{ env.REGISTRY_HOST }}/${{ env.IMAGE_NAME }}:${{ steps.meta.outputs.tags }}"
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echo "Labels: ${{ steps.meta.outputs.labels }}"
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echo "Tags: ${{ steps.meta.outputs.tags }}"
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echo "Digest: ${{ steps.meta.outputs.digest }}"
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29
examples/docker-build-push/Dockerfile
Normal file
29
examples/docker-build-push/Dockerfile
Normal file
@@ -0,0 +1,29 @@
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# syntax=docker/dockerfile:1.6
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# --- Build stage ------------------------------------------------------------
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FROM alpine:3.20 AS builder
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# Example: building a tiny binary (optional)
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RUN apk add --no-cache bash curl
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WORKDIR /app
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COPY . .
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# Just a placeholder “build” step
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RUN echo "Building example project..." && \
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echo "version: $(date -u +%Y-%m-%dT%H:%M:%SZ)" > version.txt
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# --- Runtime stage ----------------------------------------------------------
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FROM alpine:3.20
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LABEL org.opencontainers.image.title="CI/CD Test Image" \
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org.opencontainers.image.description="Sample image to test Gitea Actions Docker build & push workflow" \
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org.opencontainers.image.licenses="MIT"
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# Copy artifact from builder
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COPY --from=builder /app/version.txt /usr/local/share/version.txt
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RUN apk add --no-cache bash curl && \
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echo "Hello from the test image" > /usr/local/share/message.txt
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ENTRYPOINT ["/bin/sh", "-c", "echo 'Container started ✅'; cat /usr/local/share/message.txt; cat /usr/local/share/version.txt"]
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