mirror of
https://github.com/docker-library/postgres.git
synced 2025-04-19 11:42:18 +03:00
136 lines
3.3 KiB
Bash
Executable File
136 lines
3.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -Eeuo pipefail
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declare -A aliases=(
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[17]='latest'
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)
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self="$(basename "$BASH_SOURCE")"
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cd "$(dirname "$(readlink -f "$BASH_SOURCE")")"
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if [ "$#" -eq 0 ]; then
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versions="$(jq -r 'keys | map(@sh) | join(" ")' versions.json)"
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eval "set -- $versions"
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fi
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# sort version numbers with highest first
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IFS=$'\n'; set -- $(sort -rV <<<"$*"); unset IFS
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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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files="$(
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git show HEAD:./Dockerfile | awk '
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toupper($1) == "COPY" {
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for (i = 2; i < NF; i++) {
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if ($i ~ /^--from=/) {
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next
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}
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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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fileCommit Dockerfile $files
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)
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}
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getArches() {
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local repo="$1"; shift
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local officialImagesBase="${BASHBREW_LIBRARY:-https://github.com/docker-library/official-images/raw/HEAD/library}/"
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local parentRepoToArchesStr
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parentRepoToArchesStr="$(
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find -name 'Dockerfile' -exec awk -v officialImagesBase="$officialImagesBase" '
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toupper($1) == "FROM" && $2 !~ /^('"$repo"'|scratch|.*\/.*)(:|$)/ {
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printf "%s%s\n", officialImagesBase, $2
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}
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' '{}' + \
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| sort -u \
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| xargs -r bashbrew cat --format '["{{ .RepoName }}:{{ .TagName }}"]="{{ join " " .TagEntry.Architectures }}"'
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)"
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eval "declare -g -A parentRepoToArches=( $parentRepoToArchesStr )"
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}
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getArches 'postgres'
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cat <<-EOH
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# this file is generated via https://github.com/docker-library/postgres/blob/$(fileCommit "$self")/$self
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Maintainers: Tianon Gravi <admwiggin@gmail.com> (@tianon),
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Joseph Ferguson <yosifkit@gmail.com> (@yosifkit)
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GitRepo: https://github.com/docker-library/postgres.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#$sep}"
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}
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for version; do
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export version
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variants="$(jq -r '.[env.version].variants | map(@sh) | join(" ")' versions.json)"
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eval "variants=( $variants )"
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alpine="$(jq -r '.[env.version].alpine' versions.json)"
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debian="$(jq -r '.[env.version].debian' versions.json)"
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fullVersion="$(jq -r '.[env.version].version' versions.json)"
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# ex: 9.6.22, 13.3, or 14beta2
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versionAliases=(
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$fullVersion
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)
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# skip unadorned "version" on prereleases: https://www.postgresql.org/developer/beta/
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# ex: 9.6, 13, or 14
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case "$fullVersion" in
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*alpha* | *beta* | *rc*) ;;
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*) versionAliases+=( $version ) ;;
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esac
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# ex: 9 or latest
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versionAliases+=(
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${aliases[$version]:-}
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)
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for variant in "${variants[@]}"; do
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dir="$version/$variant"
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commit="$(dirCommit "$dir")"
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parent="$(awk 'toupper($1) == "FROM" { print $2 }' "$dir/Dockerfile")"
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arches="${parentRepoToArches[$parent]}"
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variantAliases=( "${versionAliases[@]/%/-$variant}" )
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variantAliases=( "${variantAliases[@]//latest-/}" )
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case "$variant" in
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"$debian")
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variantAliases=(
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"${versionAliases[@]}"
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"${variantAliases[@]}"
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)
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;;
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alpine"$alpine")
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variantAliases+=( "${versionAliases[@]/%/-alpine}" )
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variantAliases=( "${variantAliases[@]//latest-/}" )
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;;
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esac
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echo
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cat <<-EOE
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Tags: $(join ', ' "${variantAliases[@]}")
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Architectures: $(join ', ' $arches)
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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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