34 lines
1.0 KiB
Bash
Executable File
34 lines
1.0 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -e
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# wrapper around "docker build" that creates a temporary directory and copies files into it first so that arbitrary host directories can be copied into containers without bind mounts, but accepts a Dockerfile on stdin
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# usage: ./docker-build.sh some-host-directory some-new-image:some-tag <<EOD
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# FROM ...
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# COPY dir/... /.../
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# EOD
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# ie: ./docker-build.sh .../hylang-hello-world librarytest/hylang <<EOD
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# FROM hylang
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# COPY dir/container.hy /dir/
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# CMD ["hy", "/dir/container.hy"]
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# EOD
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dir="$1"; shift
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[ -d "$dir" ]
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imageTag="$1"; shift
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tmp="$(mktemp -d "${TMPDIR:-/tmp}/docker-library-test-build-XXXXXXXXXX")"
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trap "rm -rf '$tmp'" EXIT
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cat > "$tmp/Dockerfile"
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from="$(awk -F '[ \t]+' 'toupper($1) == "FROM" { print $2; exit }' "$tmp/Dockerfile")"
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if ! docker inspect "$from" &> /dev/null; then
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docker pull "$from" > /dev/null
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fi
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cp -RL "$dir" "$tmp/dir"
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error="$(command docker build -t "$imageTag" "$tmp" 2>&1)" || { echo "$error" >&2; exit 1; }
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