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Copy pathgenerate-stackbrew-library.sh
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executable file
·168 lines (143 loc) · 4.49 KB
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#!/usr/bin/env bash
set -Eeuo pipefail
declare -A aliases=(
[8.5]='8 latest'
)
self="$(basename "$BASH_SOURCE")"
cd "$(dirname "$(readlink -f "$BASH_SOURCE")")"
if [ "$#" -eq 0 ]; then
versions="$(jq -r 'to_entries | map(if .value then .key | @sh else empty end) | 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"
fileCommit \
Dockerfile \
$(git show HEAD:./Dockerfile | awk '
toupper($1) == "COPY" {
for (i = 2; i < NF; i++) {
print $i
}
}
')
)
}
getArches() {
local repo="$1"; shift
local officialImagesBase="${BASHBREW_LIBRARY:-https://github.com/docker-library/official-images/raw/HEAD/library}/"
local parentRepoToArchesStr
parentRepoToArchesStr="$(
find -name 'Dockerfile' -exec awk -v officialImagesBase="$officialImagesBase" '
toupper($1) == "FROM" && $2 !~ /^('"$repo"'|scratch|.*\/.*)(:|$)/ {
printf "%s%s\n", officialImagesBase, $2
}
' '{}' + \
| sort -u \
| xargs -r bashbrew cat --format '["{{ .RepoName }}:{{ .TagName }}"]="{{ join " " .TagEntry.Architectures }}"'
)"
eval "declare -g -A parentRepoToArches=( $parentRepoToArchesStr )"
}
getArches 'php'
cat <<-EOH
# this file is generated via https://github.com/docker-library/php/blob/$(fileCommit "$self")/$self
Maintainers: Tianon Gravi <admwiggin@gmail.com> (@tianon),
Joseph Ferguson <yosifkit@gmail.com> (@yosifkit)
GitRepo: https://github.com/docker-library/php.git
EOH
# prints "$2$1$3$1...$N"
join() {
local sep="$1"; shift
local out; printf -v out "${sep//%/%%}%s" "$@"
echo "${out#$sep}"
}
for version; do
rcVersion="${version%-rc}"
export version rcVersion
if ! fullVersion="$(jq -er '.[env.version] | if . then .version else empty end' versions.json)"; then
continue
fi
if [ "$rcVersion" != "$version" ] && rcFullVersion="$(jq -er '.[env.rcVersion] | if . then .version else empty end' versions.json)"; then
# if this is a "-rc" release, let's make sure the release it contains isn't already GA (and thus something we should not publish anymore)
latestVersion="$({ echo "$fullVersion"; echo "$rcFullVersion"; } | sort -V | tail -1)"
if [[ "$fullVersion" == "$rcFullVersion"* ]] || [ "$latestVersion" = "$rcFullVersion" ]; then
# "x.y.z-rc1" == x.y.z*
continue
fi
fi
variants="$(jq -r '.[env.version].variants | map(@sh) | join(" ")' versions.json)"
eval "variants=( $variants )"
versionAliases=(
$fullVersion
$version
${aliases[$version]:-}
)
defaultDebianVariant="$(jq -r '
.[env.version].variants
| map(
split("/")[0]
| select(
startswith("alpine")
| not
)
)
| .[0]
' versions.json)"
defaultAlpineVariant="$(jq -r '
.[env.version].variants
| map(
split("/")[0]
| select(
startswith("alpine")
)
)
| .[0]
' versions.json)"
for dir in "${variants[@]}"; do
suite="$(dirname "$dir")" # "buster", etc
variant="$(basename "$dir")" # "cli", etc
dir="$version/$dir"
[ -f "$dir/Dockerfile" ] || continue
variantAliases=( "${versionAliases[@]/%/-$variant}" )
variantAliases=( "${variantAliases[@]//latest-/}" )
if [ "$variant" = 'cli' ]; then
variantAliases+=( "${versionAliases[@]}" )
fi
suiteVariantAliases=( "${variantAliases[@]/%/-$suite}" )
if [ "$suite" = "$defaultAlpineVariant" ] ; then
variantAliases=( "${variantAliases[@]/%/-alpine}" )
elif [ "$suite" != "$defaultDebianVariant" ]; then
variantAliases=()
fi
variantAliases=( "${suiteVariantAliases[@]}" ${variantAliases[@]+"${variantAliases[@]}"} )
variantAliases=( "${variantAliases[@]//latest-/}" )
variantParent="$(awk 'toupper($1) == "FROM" { print $2 }' "$dir/Dockerfile")"
variantArches="${parentRepoToArches[$variantParent]}"
# php segfaults on arm32v6 for these pre-releases
# https://github.com/docker-library/php/issues/1675
if [[ "$suite" =~ 'alpine'* ]]; then
if [[ "$fullVersion" == '8.6.0beta'* ]]; then
variantArches="$(jq <<<"$variantArches" --raw-input --raw-output '
split(" ") - [ "arm32v6" ]
| join(" ")
')"
fi
fi
commit="$(dirCommit "$dir")"
echo
cat <<-EOE
Tags: $(join ', ' "${variantAliases[@]}")
Architectures: $(join ', ' $variantArches)
GitCommit: $commit
Directory: $dir
EOE
done
done