php/generate-stackbrew-library.sh
2022-02-18 09:45:30 -08:00

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#!/usr/bin/env bash
set -Eeuo pipefail
declare -A aliases=(
[7.4]='7'
[8.1]='8 latest'
)
defaultDebianSuite='bullseye'
declare -A debianSuites=(
#[7.4]='buster'
)
defaultAlpineVersion='3.15'
declare -A alpineVersions=(
# /usr/src/php/ext/openssl/openssl.c:551:12: error: static declaration of 'RSA_set0_key' follows non-static declaration
# https://github.com/docker-library/php/pull/702#issuecomment-413341743
#[7.0]='3.7'
)
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 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"'" $2
}
' '{}' + \
| sort -u \
| xargs bashbrew cat --format '[{{ .RepoName }}:{{ .TagName }}]="{{ join " " .TagEntry.Architectures }}"'
) )"
}
getArches 'php'
cat <<-EOH
# this file is generated via https://github.com/docker-library/php/blob/$(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#$sep}"
}
for version; do
export version
if ! fullVersion="$(jq -er '.[env.version] | if . then .version else empty end' versions.json)"; then
continue
fi
variants="$(jq -r '.[env.version].variants | map(@sh) | join(" ")' versions.json)"
eval "variants=( $variants )"
versionAliases=(
$version
${aliases[$version]:-}
)
for dir in "${variants[@]}"; do
suite="$(dirname "$dir")" # "buster", etc
variant="$(basename "$dir")" # "cli", etc
dir="$version/$dir"
[ -f "$dir/Dockerfile" ] || continue
baseAliases=( $fullVersion "${versionAliases[@]}" )
variantAliases=( "${baseAliases[@]/%/-$variant}" )
variantAliases=( "${variantAliases[@]//latest-/}" )
if [ "$variant" = 'cli' ]; then
variantAliases+=( "${baseAliases[@]}" )
fi
suiteVariantAliases=( "${variantAliases[@]/%/-$suite}" )
if [ "${suite#alpine}" = "${alpineVersions[$version]:-$defaultAlpineVersion}" ] ; then
variantAliases=( "${variantAliases[@]/%/-alpine}" )
elif [ "$suite" != "${debianSuites[$version]:-$defaultDebianSuite}" ]; then
variantAliases=()
fi
variantAliases=( "${suiteVariantAliases[@]}" ${variantAliases[@]+"${variantAliases[@]}"} )
variantAliases=( "${variantAliases[@]//latest-/}" )
variantParent="$(awk 'toupper($1) == "FROM" { print $2 }' "$dir/Dockerfile")"
variantArches="${parentRepoToArches[$variantParent]}"
if [ "$version" = '7.2' ]; then
# PHP 7.2 doesn't compile on MIPS:
# /usr/src/php/ext/pcre/pcrelib/sljit/sljitNativeMIPS_common.c:506:3: error: a label can only be part of a statement and a declaration is not a statement
# sljit_sw fir;
# ^~~~~~~~
# According to https://github.com/openwrt/packages/issues/5333 + https://github.com/openwrt/packages/pull/5335,
# https://github.com/svn2github/pcre/commit/e5045fd31a2e171dff305665e2b921d7c93427b8#diff-291428aa92cf90de0f2486f9c2829158
# *might* fix it, but it's likely not worth it just for PHP 7.2 on MIPS (since 7.3 and 7.4 work fine).
variantArches="$(echo " $variantArches " | sed -e 's/ mips64le / /g')"
fi
commit="$(dirCommit "$dir")"
echo
cat <<-EOE
Tags: $(join ', ' "${variantAliases[@]}")
Architectures: $(join ', ' $variantArches)
GitCommit: $commit
Directory: $dir
EOE
done
done