126 lines
3.1 KiB
Bash
Executable File
126 lines
3.1 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -Eeuo pipefail
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self="$(basename "$BASH_SOURCE")"
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cd "$(dirname "$(readlink -f "$BASH_SOURCE")")"
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# get the most recent commit which modified any of "$@"
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fileCommit() {
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git log -1 --format='format:%H' HEAD -- "$@"
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}
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# get the most recent commit which modified "$1/Dockerfile" or any file COPY'd from "$1/Dockerfile"
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dirCommit() {
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local dir="$1"; shift
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(
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cd "$dir"
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fileCommit \
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Dockerfile \
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$(git show HEAD:./Dockerfile | awk '
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toupper($1) == "COPY" {
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for (i = 2; i < NF; i++) {
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print $i
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}
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}
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')
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)
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}
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getArches() {
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local repo="$1"; shift
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local officialImagesUrl='https://github.com/docker-library/official-images/raw/master/library/'
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eval "declare -g -A parentRepoToArches=( $(
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find -name 'Dockerfile' -exec awk '
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toupper($1) == "FROM" && $2 !~ /^('"$repo"'|scratch|microsoft\/[^:]+)(:|$)/ {
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print "'"$officialImagesUrl"'" $2
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}
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' '{}' + \
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| sort -u \
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| xargs bashbrew cat --format '[{{ .RepoName }}:{{ .TagName }}]="{{ join " " .TagEntry.Architectures }}"'
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) )"
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}
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getArches 'julia'
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source '.architectures-lib'
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parentArches() {
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local version="$1"; shift # "1.8", etc
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local dir="$1"; shift # "1.8/windows/windowsservercore-ltsc2016"
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local parent="$(awk 'toupper($1) == "FROM" { print $2 }' "$dir/Dockerfile")"
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local parentArches="${parentRepoToArches[$parent]:-}"
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local arches=()
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for arch in $parentArches; do
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if hasBashbrewArch "$version" "$arch"; then
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arches+=( "$arch" )
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fi
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done
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echo "${arches[*]}"
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}
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cat <<-EOH
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# this file is generated via https://github.com/docker-library/julia/blob/$(fileCommit "$self")/$self
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Maintainers: Tianon Gravi <admwiggin@gmail.com> (@tianon),
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Joseph Ferguson <yosifkit@gmail.com> (@yosifkit)
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GitRepo: https://github.com/docker-library/julia.git
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EOH
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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#$sep}"
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}
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for version in .; do
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for v in \
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jessie \
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windows/windowsservercore-{ltsc2016,1709} \
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; do
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dir="$version/$v"
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dir="${dir#./}"
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variant="$(basename "$v")"
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[ -f "$dir/Dockerfile" ] || continue
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commit="$(dirCommit "$dir")"
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fullVersion="$(git show "$commit":"$dir/Dockerfile" | awk '$1 == "ENV" && $2 == "JULIA_VERSION" { print $3; exit }')"
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versionAliases=()
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while [ "${fullVersion%.*}" != "$fullVersion" ]; do
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versionAliases+=( $fullVersion )
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fullVersion="${fullVersion%.*}"
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done
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versionAliases+=( $fullVersion latest )
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variantAliases=( "${versionAliases[@]/%/-$variant}" )
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variantAliases=( "${variantAliases[@]//latest-/}" )
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sharedTags=()
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if [ "$variant" = 'jessie' ] || [[ "$variant" == 'windowsservercore'* ]]; then
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sharedTags+=( "${versionAliases[@]}" )
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fi
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case "$v" in
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windows/*) variantArches='windows-amd64' ;;
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*) variantArches="$(parentArches "$version" "$dir")" ;;
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esac
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echo
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echo "Tags: $(join ', ' "${variantAliases[@]}")"
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if [ "${#sharedTags[@]}" -gt 0 ]; then
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echo "SharedTags: $(join ', ' "${sharedTags[@]}")"
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fi
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cat <<-EOE
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Architectures: $(join ', ' $variantArches)
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GitCommit: $commit
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Directory: $dir
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EOE
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[[ "$v" == windows/* ]] && echo "Constraints: $variant"
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done
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done
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