127 lines
3.3 KiB
Bash
Executable File
127 lines
3.3 KiB
Bash
Executable File
#!/bin/bash
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set -eu
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# Latest available version based on https://downloads.joomla.org/technical-requirements
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defaultPhpVersion='php7.3'
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defaultVariant='apache'
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self="$(basename "$BASH_SOURCE")"
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cd "$(dirname "$(readlink -f "$BASH_SOURCE")")"
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phpVersions=( php*.*/ )
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phpVersions=( "${phpVersions[@]%/}" )
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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"'" $2
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}
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' '{}' + \
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| sort -u \
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| xargs bashbrew cat --format '[{{ .RepoName }}:{{ .TagName }}]="{{ join " " .TagEntry.Architectures }}"'
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) )"
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}
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getArches 'joomla'
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cat <<-EOH
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# this file is generated via https://github.com/joomla-docker/docker-joomla/blob/$(fileCommit "$self")/$self
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Maintainers: Harald Leithner <harald.leithner@community.joomla.org> (@HLeithner)
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GitRepo: https://github.com/joomla-docker/docker-joomla.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#$sep}"
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}
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for phpVersion in "${phpVersions[@]}"; do
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for variant in apache fpm fpm-alpine; do
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dir="$phpVersion/$variant"
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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 == "JOOMLA_VERSION" { print $3; exit }')"
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if [[ "$fullVersion" != *.*.* && "$fullVersion" == *.* ]]; then
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fullVersion+='.0'
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fi
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versionAliases=()
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while [ "${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+=(
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$fullVersion
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latest
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)
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phpVersionAliases=( "${versionAliases[@]/%/-$phpVersion}" )
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phpVersionAliases=( "${phpVersionAliases[@]//latest-/}" )
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variantAliases=( "${versionAliases[@]/%/-$variant}" )
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variantAliases=( "${variantAliases[@]//latest-/}" )
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phpVersionVariantAliases=( "${versionAliases[@]/%/-$phpVersion-$variant}" )
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phpVersionVariantAliases=( "${phpVersionVariantAliases[@]//latest-/}" )
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fullAliases=()
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if [ "$phpVersion" = "$defaultPhpVersion" ]; then
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fullAliases+=( "${variantAliases[@]}" )
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if [ "$variant" = "$defaultVariant" ]; then
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fullAliases+=( "${versionAliases[@]}" )
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fi
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fi
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fullAliases+=(
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"${phpVersionVariantAliases[@]}"
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)
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if [ "$variant" = "$defaultVariant" ]; then
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fullAliases+=( "${phpVersionAliases[@]}" )
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fi
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variantParent="$(awk 'toupper($1) == "FROM" { print $2 }' "$dir/Dockerfile")"
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variantArches="${parentRepoToArches[$variantParent]}"
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echo
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cat <<-EOE
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Tags: $(join ', ' "${fullAliases[@]}")
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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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done
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done
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