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Add function to get architectures of parent images so each gcc image has the same set #36

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Merged
merged 2 commits into from
Jun 8, 2017
Merged

Add function to get architectures of parent images so each gcc image has the same set #36

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f71e9f9
Add function to get architectures of parent images so each gcc image …
yosifkit Jun 7, 2017
6fc3052
Skip arm32 for now
yosifkit Jun 8, 2017
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20 changes: 20 additions & 0 deletions generate-stackbrew-library.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -34,6 +34,22 @@ dirCommit() {
)
}

getArches() {
local repo="$1"; shift
local officialImagesUrl='https://github.com/docker-library/official-images/raw/master/library/'

eval "declare -A -g parentRepoToArches=( $(
find -name 'Dockerfile' -exec awk '
toupper($1) == "FROM" && $2 !~ /^('"$repo"'|scratch|microsoft\/[^:]+)(:|$)/ {
print "'"$officialImagesUrl"'" $2
}
' '{}' + \
| sort -u \
| xargs bashbrew cat --format '[{{ .RepoName }}:{{ .TagName }}]="{{ join " " .TagEntry.Architectures }}"'
) )"
}
getArches 'gcc'

cat <<-EOH
# this file is generated via https://github.com/docker-library/gcc/blob/$(fileCommit "$self")/$self

Expand All @@ -51,6 +67,9 @@ join() {

for version in "${versions[@]}"; do
commit="$(dirCommit "$version")"
parent="$(awk 'toupper($1) == "FROM" { print $2 }' "$version/Dockerfile")"
# no arm32 for now: https://github.com/docker-library/gcc/issues/37
arches="$(echo " ${parentRepoToArches[$parent]} " | sed -r 's/ arm32v[^ ]+ / /g')"

dockerfile="$(git show "$commit":"$version/Dockerfile")"
fullVersion="$(echo "$dockerfile" | awk '$1 == "ENV" && $2 == "GCC_VERSION" { print $3; exit }')"
Expand All @@ -69,6 +88,7 @@ for version in "${versions[@]}"; do
echo "$dockerfile" | grep -m1 '^# Last Modified: '
cat <<-EOE
Tags: $(join ', ' "${versionAliases[@]}")
Architectures: $(join ', ' $arches)
GitCommit: $commit
Directory: $version
EOE
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