104 lines
2.5 KiB
Bash
Executable File
104 lines
2.5 KiB
Bash
Executable File
#!/bin/bash
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set -eu
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declare -A aliases=(
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[3.6]='3 latest'
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)
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defaultVariant='debian'
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self="$(basename "$BASH_SOURCE")"
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cd "$(dirname "$(readlink -f "$BASH_SOURCE")")"
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versions=( */ )
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versions=( "${versions[@]%/}" )
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# sort version numbers with highest first
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IFS=$'\n'; versions=( $(echo "${versions[*]}" | 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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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 $i
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}
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}
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')
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)
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}
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cat <<-EOH
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# this file is generated via https://github.com/docker-library/rabbitmq/blob/$(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/rabbitmq.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#$sep}"
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}
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for version in "${versions[@]}"; do
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for variant in debian alpine; do
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commit="$(dirCommit "$version/$variant")"
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fullVersion="$(git show "$commit":"$version/$variant/Dockerfile" | awk '$1 == "ENV" && $2 == "RABBITMQ_VERSION" { print $3; exit }')"
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versionAliases=()
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while [ "$fullVersion" != "$version" -a "${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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$version
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${aliases[$version]:-}
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)
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if [ "$variant" = "$defaultVariant" ]; then
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variantAliases=( "${versionAliases[@]}" )
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else
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variantAliases=( "${versionAliases[@]/%/-$variant}" )
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variantAliases=( "${variantAliases[@]//latest-/}" )
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fi
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echo
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cat <<-EOE
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Tags: $(join ', ' "${variantAliases[@]}")
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GitCommit: $commit
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Directory: $version/$variant
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EOE
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for subVariant in management; do
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commit="$(dirCommit "$version/$variant/$subVariant")"
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subVariantAliases=( "${versionAliases[@]/%/-$subVariant}" )
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subVariantAliases=( "${subVariantAliases[@]//latest-/}" )
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if [ "$variant" != "$defaultVariant" ]; then
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subVariantAliases=( "${subVariantAliases[@]/%/-$variant}" )
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fi
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echo
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cat <<-EOE
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Tags: $(join ', ' "${subVariantAliases[@]}")
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GitCommit: $commit
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Directory: $version/$variant/$subVariant
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EOE
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done
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done
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done
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