118 lines
3.8 KiB
YAML
118 lines
3.8 KiB
YAML
name: Docker Build + Push
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description: Build and push Docker images for Gitea Actions using the docker daemon at DOCKER_HOST
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author: eric
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inputs:
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dockerfile:
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description: Path to Dockerfile (relative to build context)
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default: Dockerfile
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context:
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description: Build context path (relative to repo root)
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default: .
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image-prefix:
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description: Registry and org prefix (e.g. registry.io/user). Defaults to DOCKER_REGISTRY/owner.
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default: ${{ secrets.DOCKER_REGISTRY }}/${{ github.repository_owner }}
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image-name:
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description: Image name (just the repo part, or full name if image-prefix not used)
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required: true
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tags:
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description: Additional tags as CSV appended to defaults
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default: ""
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registry:
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description: Docker registry for login (e.g. ghcr.io)
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default: ${{ secrets.DOCKER_REGISTRY }}
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registry-username:
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description: Docker registry username
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default: ${{ secrets.DOCKER_USERNAME }}
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registry-password:
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description: Docker registry password (use secrets.DOCKER_PASSWORD)
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default: ${{ secrets.DOCKER_PASSWORD }}
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push:
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description: Push images to registry after build
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default: "false"
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build-args:
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description: Build args as CSV KEY=VALUE
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default: ""
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outputs:
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image:
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description: Full image name with tag
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value: ${{ steps.meta.outputs.image }}
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tag:
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description: The primary tag used (date-SHA)
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value: ${{ steps.meta.outputs.tag }}
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runs:
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using: composite
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env:
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DOCKER_HOST: tcp://docker.local:2375
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DOCKER_BUILDKIT: "1"
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steps:
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- name: Compute metadata
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id: meta
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shell: bash
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run: |
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# Generate tags
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TAGS="latest"
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if [ -n "${{ inputs.tags }}" ]; then
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TAGS="$TAGS,${{ inputs.tags }}"
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fi
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SHORT_SHA="$(git rev-parse --short HEAD 2>/dev/null || echo 'local')"
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DATE_TAG="$(date +%Y-%m-%d)"
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TAG="$DATE_TAG-$SHORT_SHA"
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TAGS="$TAGS,$TAG"
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# Add git tag if this is a tag push
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if [[ "${{ github.ref }}" == refs/tags/* ]]; then
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TAG_NAME="${{ github.ref_name }}"
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TAGS="$TAGS,$TAG_NAME"
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fi
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FULL_IMAGE="${{ inputs.image-prefix }}/${{ inputs.image-name }}"
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echo "image=$FULL_IMAGE" >> $GITHUB_OUTPUT
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echo "tag=$TAG" >> $GITHUB_OUTPUT
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echo "tags=$TAGS" >> $GITHUB_OUTPUT
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- name: Log in to Docker registry
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shell: bash
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run: |
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if [ -n "${{ inputs.registry }}" ] && [ -n "${{ inputs.registry-password }}" ]; then
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echo "${{ inputs.registry-password }}" | docker login ${{ inputs.registry }} -u ${{ inputs.registry-username }} --password-stdin
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fi
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- name: Build image
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id: build
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shell: bash
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run: |
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BUILD_ARGS_FLAG=""
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if [ -n "${{ inputs.build-args }}" ]; then
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for arg in $(echo "${{ inputs.build-args }}" | tr ',' ' '); do
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BUILD_ARGS_FLAG="$BUILD_ARGS_FLAG --build-arg=$arg"
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done
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fi
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FULL_IMAGE="${{ inputs.image-prefix }}/${{ inputs.image-name }}"
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set -x
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docker build \
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--tag "$FULL_IMAGE:${{ steps.meta.outputs.tag }}" \
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--tag "$FULL_IMAGE:latest" \
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$(for t in $(echo ${{ steps.meta.outputs.tags }} | tr ',' ' '); do echo -n "--tag $FULL_IMAGE:$t "; done) \
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--file ${{ inputs.context }}/${{ inputs.dockerfile }} \
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$BUILD_ARGS_FLAG \
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${{ inputs.context }}
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- name: Push image
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id: push
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if: inputs.push == 'true'
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shell: bash
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run: |
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FULL_IMAGE="${{ inputs.image-prefix }}/${{ inputs.image-name }}"
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set -x
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docker push "$FULL_IMAGE:${{ steps.meta.outputs.tag }}"
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docker push "$FULL_IMAGE:latest"
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for t in $(echo ${{ steps.meta.outputs.tags }} | tr ',' ' '); do
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docker push "$FULL_IMAGE:$t"
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done
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