mirror of
https://github.com/woodchen-ink/docker-firefox.git
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39 lines
1.1 KiB
Bash
Executable File
39 lines
1.1 KiB
Bash
Executable File
#!/bin/bash
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#
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# Pre build hook for Docker Automated Build.
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#
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# This hooks modifies the Dockerfile by inserting the image version in the
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# related label.
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#
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set -e # Exit immediately if a command exits with a non-zero status.
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set -u # Treat unset variables as an error.
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# Make sure the DOCKER_TAG has a supported format like:
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# v1.0.0
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# v0.1.0-beta1
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# v2.0.0-rc2
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if [[ ! "$DOCKER_TAG" =~ ^v[0-9\.]+(-(alpha|beta|rc)[0-9]+)?$ ]]; then
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echo "Unsupported DOCKER_TAG: $DOCKER_TAG"
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exit 1
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fi
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# The version to use is the same has the DOCKER_TAG, minus the initial 'v'.
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IMAGE_VERSION="${DOCKER_TAG:1}"
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# Export our custom variables.
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echo "IMAGE_VERSION=\"$IMAGE_VERSION\"" >> custom_hook_env
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echo "Environment variables:
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IMAGE_NAME=$IMAGE_NAME
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DOCKER_REPO=$DOCKER_REPO
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DOCKER_TAG=$DOCKER_TAG
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SOURCE_BRANCH=$SOURCE_BRANCH
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IMAGE_VERSION=$IMAGE_VERSION
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"
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echo "Inserting image version in Dockerfile..."
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sed -i "s/org.label-schema.version=\"unknown\"/org.label-schema.version=\"$IMAGE_VERSION\"/" Dockerfile
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echo "pre_build hook terminated successfully."
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