140 lines
3.2 KiB
Bash
Executable File
140 lines
3.2 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
set -Eeuo pipefail
|
|
|
|
declare -A aliases=(
|
|
[3.1]='3 latest'
|
|
[2.7]='2'
|
|
)
|
|
|
|
self="$(basename "$BASH_SOURCE")"
|
|
cd "$(dirname "$(readlink -f "$BASH_SOURCE")")"
|
|
|
|
if [ "$#" -eq 0 ]; then
|
|
versions="$(jq -r 'keys | map(@sh) | join(" ")' versions.json)"
|
|
eval "set -- $versions"
|
|
fi
|
|
|
|
# sort version numbers with highest first
|
|
IFS=$'\n'; set -- $(sort -rV <<<"$*"); unset IFS
|
|
|
|
# get the most recent commit which modified any of "$@"
|
|
fileCommit() {
|
|
git log -1 --format='format:%H' HEAD -- "$@"
|
|
}
|
|
|
|
# get the most recent commit which modified "$1/Dockerfile" or any file COPY'd from "$1/Dockerfile"
|
|
dirCommit() {
|
|
local dir="$1"; shift
|
|
(
|
|
cd "$dir"
|
|
files="$(
|
|
git show HEAD:./Dockerfile | awk '
|
|
toupper($1) == "COPY" {
|
|
for (i = 2; i < NF; i++) {
|
|
if ($i ~ /^--from=/) {
|
|
next
|
|
}
|
|
print $i
|
|
}
|
|
}
|
|
'
|
|
)"
|
|
fileCommit Dockerfile $files
|
|
)
|
|
}
|
|
|
|
getArches() {
|
|
local repo="$1"; shift
|
|
local officialImagesUrl='https://github.com/docker-library/official-images/raw/master/library/'
|
|
|
|
eval "declare -g -A parentRepoToArches=( $(
|
|
find -name 'Dockerfile' -exec awk '
|
|
toupper($1) == "FROM" && $2 !~ /^('"$repo"'|scratch|.*\/.*)(:|$)/ {
|
|
print "'"$officialImagesUrl"'" $2
|
|
}
|
|
' '{}' + \
|
|
| sort -u \
|
|
| xargs bashbrew cat --format '[{{ .RepoName }}:{{ .TagName }}]="{{ join " " .TagEntry.Architectures }}"'
|
|
) )"
|
|
}
|
|
getArches 'ruby'
|
|
|
|
cat <<-EOH
|
|
# this file is generated via https://github.com/docker-library/ruby/blob/$(fileCommit "$self")/$self
|
|
|
|
Maintainers: Tianon Gravi <admwiggin@gmail.com> (@tianon),
|
|
Joseph Ferguson <yosifkit@gmail.com> (@yosifkit)
|
|
GitRepo: https://github.com/docker-library/ruby.git
|
|
EOH
|
|
|
|
# prints "$2$1$3$1...$N"
|
|
join() {
|
|
local sep="$1"; shift
|
|
local out; printf -v out "${sep//%/%%}%s" "$@"
|
|
echo "${out#$sep}"
|
|
}
|
|
|
|
for version; do
|
|
export version
|
|
variants="$(jq -r '.[env.version].variants | map(@sh) | join(" ")' versions.json)"
|
|
eval "variants=( $variants )"
|
|
|
|
fullVersion="$(jq -r '.[env.version].version' versions.json)"
|
|
|
|
versionAliases=(
|
|
$fullVersion
|
|
$version
|
|
${aliases[$version]:-}
|
|
)
|
|
|
|
defaultDebianVariant="$(jq -r '
|
|
.[env.version].variants
|
|
| map(select(
|
|
startswith("alpine")
|
|
or startswith("slim-")
|
|
| not
|
|
))
|
|
| .[0]
|
|
' versions.json)"
|
|
defaultAlpineVariant="$(jq -r '
|
|
.[env.version].variants
|
|
| map(select(
|
|
startswith("alpine")
|
|
))
|
|
| .[0]
|
|
' versions.json)"
|
|
|
|
for v in "${variants[@]}"; do
|
|
dir="$version/$v"
|
|
[ -f "$dir/Dockerfile" ] || continue
|
|
variant="$(basename "$v")"
|
|
|
|
commit="$(dirCommit "$dir")"
|
|
|
|
variantAliases=( "${versionAliases[@]/%/-$variant}" )
|
|
case "$variant" in
|
|
"$defaultDebianVariant")
|
|
variantAliases+=( "${versionAliases[@]}" )
|
|
;;
|
|
*-"$defaultDebianVariant")
|
|
variantAliases+=( "${versionAliases[@]/%/-${variant%-$defaultDebianVariant}}" )
|
|
;;
|
|
"$defaultAlpineVariant")
|
|
variantAliases+=( "${versionAliases[@]/%/-alpine}" )
|
|
;;
|
|
esac
|
|
variantAliases=( "${variantAliases[@]//latest-/}" )
|
|
|
|
variantParent="$(awk 'toupper($1) == "FROM" { print $2 }' "$dir/Dockerfile")"
|
|
variantArches="${parentRepoToArches[$variantParent]}"
|
|
|
|
echo
|
|
cat <<-EOE
|
|
Tags: $(join ', ' "${variantAliases[@]}")
|
|
Architectures: $(join ', ' $variantArches)
|
|
GitCommit: $commit
|
|
Directory: $dir
|
|
EOE
|
|
done
|
|
done
|