75 lines
2.1 KiB
YAML
75 lines
2.1 KiB
YAML
name: Build & Push Server Image
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on:
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workflow_dispatch:
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push:
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tags:
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- "v*"
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paths:
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- "server-deploy/**"
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- ".github/workflows/build-server-image.yml"
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env:
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REGISTRY: ghcr.io
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# Image published as ghcr.io/<owner>/<repo> (metadata-action lowercases it).
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IMAGE_NAME: ${{ github.repository }}
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concurrency:
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group: ${{ github.workflow }}-${{ github.ref }}
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cancel-in-progress: true
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jobs:
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build:
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runs-on: ubuntu-latest
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permissions:
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contents: read
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packages: write
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steps:
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- name: Checkout
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uses: actions/checkout@v4
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# The Dockerfile reads MC/loader versions from pack.toml itself; here we only
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# need the MC version to derive the image tag.
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- name: Extract MC version
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id: pack
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run: |
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mc=$(grep '^minecraft' server-deploy/pack/pack.toml | head -n1 | cut -d'"' -f2)
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if [ -z "$mc" ]; then echo "::error::could not read minecraft version from pack.toml"; exit 1; fi
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echo "mc=$mc" >> "$GITHUB_OUTPUT"
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echo "Minecraft=$mc"
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- name: Log in to GHCR
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uses: docker/login-action@v3
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with:
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registry: ${{ env.REGISTRY }}
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username: ${{ github.actor }}
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password: ${{ secrets.GITHUB_TOKEN }}
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- name: 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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images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
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tags: |
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type=raw,value=latest,enable={{is_default_branch}}
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type=raw,value=mc-${{ steps.pack.outputs.mc }}
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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: Set up Docker Buildx
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uses: docker/setup-buildx-action@v3
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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: Dockerfile
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# mc-server-runner is downloaded as linux_amd64 in the 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=gha
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cache-to: type=gha,mode=max
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