Elmar Kresse
41758dce3c
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Build and Push Docker Image / docker (push) Has been cancelled
83 lines
3.0 KiB
YAML
83 lines
3.0 KiB
YAML
name: Build and Push Docker Image
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on:
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push:
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branches: [ main, master ]
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tags: [ 'v*', 'release-*' ]
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workflow_dispatch: {}
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env:
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DOCKERFILE: Dockerfile
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jobs:
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docker:
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runs-on: ubuntu-latest
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steps:
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- name: Checkout
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uses: actions/checkout@v4
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- name: Set up QEMU (optional for multi-arch)
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uses: docker/setup-qemu-action@v3
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with:
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platforms: amd64,arm64
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- name: Set up Docker Buildx
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uses: docker/setup-buildx-action@v3
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- name: Define Registry Variables
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id: vars
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run: |
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# Derive registry/namespace/image from Gitea context, normalize to lowercase
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OWNER="${{ gitea.repository_owner }}"
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REPO="${{ gitea.repository_name }}"
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OWNER=$(echo "$OWNER" | tr '[:upper:]' '[:lower:]')
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REPO=$(echo "$REPO" | tr '[:upper:]' '[:lower:]')
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# Allow overriding image name via repository variable IMAGE_NAME; default to repo name
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IMAGE_NAME="${{ vars.IMAGE_NAME }}"
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if [ -z "$IMAGE_NAME" ]; then IMAGE_NAME="$REPO"; fi
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IMAGE_NAME=$(echo "$IMAGE_NAME" | tr '[:upper:]' '[:lower:]')
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# Gitea exposes server URL like https://gitea.example.com
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# Prefer explicit var GITEA_REGISTRY; else, use the same host as Gitea server
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if [ -n "${{ vars.GITEA_REGISTRY }}" ]; then
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REGISTRY="${{ vars.GITEA_REGISTRY }}"
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else
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REGISTRY=$(echo "${{ gitea.server_url }}" | sed -E 's#^https?://##; s#/$##')
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fi
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echo "registry=$REGISTRY" >> "$GITHUB_OUTPUT"
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echo "owner=$OWNER" >> "$GITHUB_OUTPUT"
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echo "image=$IMAGE_NAME" >> "$GITHUB_OUTPUT"
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- name: Log in to Gitea Registry
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uses: docker/login-action@v3
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with:
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registry: ${{ steps.vars.outputs.registry }}
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username: ${{ gitea.actor }}
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password: ${{ secrets.GITEA_TOKEN }}
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- name: Extract metadata (tags, labels)
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id: meta
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uses: docker/metadata-action@v5
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with:
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images: |
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${{ steps.vars.outputs.registry }}/${{ steps.vars.outputs.owner }}/${{ steps.vars.outputs.image }}
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tags: |
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type=raw,value=latest,enable=${{ gitea.ref_type == 'branch' && (gitea.ref == 'refs/heads/main' || gitea.ref == 'refs/heads/master') }}
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type=ref,event=branch
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type=ref,event=tag
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type=sha,format=short
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- name: Build and push
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uses: docker/build-push-action@v6
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with:
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context: .
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file: ${{ env.DOCKERFILE }}
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platforms: linux/amd64
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push: true
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tags: ${{ steps.meta.outputs.tags }}
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labels: ${{ steps.meta.outputs.labels }}
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cache-from: type=registry,ref=${{ steps.vars.outputs.registry }}/${{ steps.vars.outputs.owner }}/${{ steps.vars.outputs.image }}:buildcache
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cache-to: type=registry,ref=${{ steps.vars.outputs.registry }}/${{ steps.vars.outputs.owner }}/${{ steps.vars.outputs.image }}:buildcache,mode=max
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