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28 lines
648 B
28 lines
648 B
#!/bin/bash
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set -ex
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# If requested, print some environment info for troubleshooting.
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if [[ -n "${DOCKER_HUB_DEBUG}" ]]; then
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id
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pwd
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df -h
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env
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docker info
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docker version
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fi
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# Install build dependencies.
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deps=(
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jq
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)
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apt-get update
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apt-get install -y "${deps[@]}"
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# Docker Hub uses a shallow clone and doesn't fetch tags, which breaks some
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# Git operations that we perform later, so fetch the complete history and
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# tags first. Note that if the build is cached, the clone may have been
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# unshallowed already; if so, unshallowing will fail, so skip it.
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if [[ -f .git/shallow ]]; then
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git fetch --unshallow --tags
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fi
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