71 lines
1.8 KiB
Bash
Executable File
71 lines
1.8 KiB
Bash
Executable File
#!/bin/bash
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set -e
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hash git 2>/dev/null || { echo >&2 "git not found, exiting."; }
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array_4_8='4 argon';
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array_6_10='6 boron';
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array_7_6='7 latest';
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cd $(cd ${0%/*} && pwd -P);
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self="$(basename "$BASH_SOURCE")"
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versions=( */ )
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versions=( "${versions[@]%/}" )
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url='https://github.com/nodejs/docker-node'
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# sort version numbers with highest first
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IFS=$'\n'; versions=( $(echo "${versions[*]}" | sort -r) ); unset IFS
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# get the most recent commit which modified any of "$@"
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fileCommit() {
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git log -1 --format='format:%H' HEAD -- "$@"
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}
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echo "# this file is generated via ${url}/blob/$(fileCommit "$self")/$self"
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echo
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echo "Maintainers: The Node.js Docker Team <${url}> (@nodejs)"
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echo "GitRepo: ${url}.git"
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echo
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# prints "$2$1$3$1...$N"
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join() {
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local sep="$1"; shift
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local out; printf -v out "${sep//%/%%}%s" "$@"
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echo "${out#$sep}"
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}
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for version in "${versions[@]}"; do
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# Skip "docs" and other non-docker directories
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[ -f "$version/Dockerfile" ] || continue
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eval stub=$(echo "$version" | awk -F. '{ print "$array_" $1 "_" $2 }');
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commit="$(fileCommit "$version")"
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fullVersion="$(grep -m1 'ENV NODE_VERSION ' "$version/Dockerfile" | cut -d' ' -f3)"
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versionAliases=( $fullVersion $version ${stub} )
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echo "Tags: $(join ', ' "${versionAliases[@]}")"
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echo "GitCommit: ${commit}"
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echo "Directory: ${version}"
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echo
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variants=$(echo $version/*/ | xargs -n1 basename)
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for variant in $variants; do
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# Skip non-docker directories
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[ -f "$version/$variant/Dockerfile" ] || continue
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commit="$(fileCommit "$version/$variant")"
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slash='/'
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variantAliases=( "${versionAliases[@]/%/-${variant//$slash/-}}" )
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variantAliases=( "${variantAliases[@]//latest-/}" )
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echo "Tags: $(join ', ' "${variantAliases[@]}")"
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echo "GitCommit: ${commit}"
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echo "Directory: ${version}/${variant}"
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echo
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done
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done
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