Erich Blume
7aada180de
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Docker 27's manifest format has compatibility issues with zot registry. Skopeo handles manifest conversion correctly. Still simpler than the old Tailscale sidecar approach - just save to tarball and use skopeo copy. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
67 lines
2.4 KiB
YAML
67 lines
2.4 KiB
YAML
name: 'Build and Push Image'
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description: 'Build a container image with Docker and push to registry.ops.eblu.me using skopeo'
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# Note: Uses skopeo for push because Docker 27's manifest format has compatibility
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# issues with zot registry. Skopeo handles manifest conversion correctly.
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inputs:
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context:
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description: 'Build context path'
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required: true
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dockerfile:
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description: 'Dockerfile path (relative to context)'
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required: false
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default: 'Dockerfile'
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image_name:
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description: 'Image name (without registry, e.g. blumeops/devpi)'
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required: true
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version:
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description: 'Version tag (e.g. v1.0.0)'
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required: true
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registry:
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description: 'Registry URL'
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required: false
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default: 'registry.ops.eblu.me'
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runs:
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using: 'composite'
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steps:
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- name: Build image
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shell: bash
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run: |
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echo "Building ${{ inputs.image_name }}:${{ inputs.version }}"
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docker build \
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--tag ${{ inputs.image_name }}:${{ inputs.version }} \
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--file ${{ inputs.context }}/${{ inputs.dockerfile }} \
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${{ inputs.context }}
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- name: Push to registry
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shell: bash
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run: |
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echo "Saving image to tarball..."
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docker save ${{ inputs.image_name }}:${{ inputs.version }} -o /tmp/image.tar
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echo "Installing skopeo..."
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apk add --no-cache skopeo >/dev/null 2>&1 || apt-get update && apt-get install -y skopeo >/dev/null 2>&1 || true
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echo "Pushing ${{ inputs.registry }}/${{ inputs.image_name }}:${{ inputs.version }}"
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skopeo copy \
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docker-archive:/tmp/image.tar \
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docker://${{ inputs.registry }}/${{ inputs.image_name }}:${{ inputs.version }}
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echo "Pushing ${{ inputs.registry }}/${{ inputs.image_name }}:${{ github.sha }}"
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skopeo copy \
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docker-archive:/tmp/image.tar \
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docker://${{ inputs.registry }}/${{ inputs.image_name }}:${{ github.sha }}
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rm -f /tmp/image.tar
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- name: Summary
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shell: bash
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run: |
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echo "Built and pushed:"
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echo " ${{ inputs.registry }}/${{ inputs.image_name }}:${{ inputs.version }}"
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echo " ${{ inputs.registry }}/${{ inputs.image_name }}:${{ github.sha }}"
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echo ""
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echo "Registry tags:"
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curl -sf "https://${{ inputs.registry }}/v2/${{ inputs.image_name }}/tags/list" | jq -r '.tags[]' 2>/dev/null | sort -V | tail -10 || true
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