74 lines
2.4 KiB
YAML
74 lines
2.4 KiB
YAML
name: 'Sample App Push'
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description: 'Pushes a containerized sample app to Docker'
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inputs:
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app-dir:
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description: 'relative path to the app directory'
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required: true
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docker-registry:
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description: 'docker registry'
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required: false
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docker-username:
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description: 'docker username'
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required: true
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docker-password:
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description: 'docker password'
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required: true
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docker-images:
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description: 'csv of docker images to push'
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required: true
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docker-images-override:
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description: 'csv of docker image tags to use when pushing (parallel array to docker-images)'
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required: false
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runs:
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using: "composite"
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steps:
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- name: Login Dockerhub
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uses: docker/login-action@v1
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with:
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registry: ${{ inputs.docker-registry }}
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username: ${{ inputs.docker-username }}
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password: ${{ inputs.docker-password }}
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- name: Push images to Dockerhub
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env:
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DOCKER_REGISTRY: ${{ inputs.docker-registry }}
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DOCKER_IMAGES: ${{ inputs.docker-images }}
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DOCKER_IMAGES_OVERRIDE: ${{ inputs.docker-images-override }}
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working-directory: ${{ inputs.app-dir }}
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shell: bash
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run: |
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# read the images into arrays
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read -r -a images <<< "$DOCKER_IMAGES"
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read -r -a imagesOverride <<< "$DOCKER_IMAGES_OVERRIDE"
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# validate lengths if override specified
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numImages=${#images[@]}
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numImagesOverride=${#imagesOverride[@]}
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if [[ $numImagesOverride -gt 0 && $numImages -ne $numImagesOverride ]]; then
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echo "when 'docker-images-override' is specified it must be the same length as 'docker-images'"
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exit 1
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fi
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# determine the target images name based on registry and override
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for idx in "${!images[@]}"
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do
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# use override if specified
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if [[ $numImagesOverride -gt 0 ]]; then
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image="${imagesOverride[idx]}"
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else
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image="${images[idx]}"
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fi
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# pre-pend registry if specified
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if [[ "$DOCKER_REGISTRY" != "" ]]; then
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image="$DOCKER_REGISTRY/$image"
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fi
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# tag the original image if it has changed (override and/or registry)
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originalImage="${images[idx]}"
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if [[ "$image" != "$originalImage" ]]; then
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docker tag ${originalImage} ${image}
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fi
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docker push ${image}
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echo "::info ::published ${image}"
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done
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