126 lines
3.6 KiB
Bash
Executable File
126 lines
3.6 KiB
Bash
Executable File
#!/bin/bash
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set -Eeuo pipefail
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declare -A release_channel=(
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[stable]='16.0.1'
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[production]='15.0.8'
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)
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self="$(basename "$BASH_SOURCE")"
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cd "$(dirname "$(readlink -f "$BASH_SOURCE")")"
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# Get the most recent commit which modified any of "$@".
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fileCommit() {
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commit="$(git log -1 --format='format:%H' HEAD -- "$@")"
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if [ -z "$commit" ]; then
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# return some valid sha1 hash to make bashbrew happy
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echo '0000000000000000000000000000000000000000'
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else
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echo "$commit"
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fi
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}
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# Get the most recent commit which modified "$1/Dockerfile" or any file that
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# the Dockerfile copies into the rootfs (with COPY).
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dockerfileCommit() {
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local dir="$1"; shift
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(
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cd "$dir";
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fileCommit Dockerfile \
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$(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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' Dockerfile)
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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 -maxdepth 3 -name 'Dockerfile' -exec awk '
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toupper($1) == "FROM" && $2 !~ /^('"$repo"'|scratch|microsoft\/[^:]+)(:|$)/ {
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print "'"$officialImagesUrl"'" $2
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}
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' '{}' + \
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| sort -u \
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| xargs bashbrew cat --format '[{{ .RepoName }}:{{ .TagName }}]="{{ join " " .TagEntry.Architectures }}"'
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) )"
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}
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getArches 'nextcloud'
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# Header.
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cat <<-EOH
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# This file is generated via https://github.com/nextcloud/docker/blob/$(fileCommit "$self")/$self
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Maintainers: Nextcloud <docker@nextcloud.com> (@nextcloud)
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GitRepo: https://github.com/nextcloud/docker.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#$sep}"
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}
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latest=$( curl -fsSL 'https://download.nextcloud.com/server/releases/' |tac|tac| \
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grep -oE 'nextcloud-[[:digit:]]+(\.[[:digit:]]+){2}' | \
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grep -oE '[[:digit:]]+(\.[[:digit:]]+){2}' | \
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sort -uV | \
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tail -1 )
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# Generate each of the tags.
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versions=( */ )
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versions=( "${versions[@]%/}" )
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for version in "${versions[@]}"; do
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variants=( $version/*/ )
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variants=( $(for variant in "${variants[@]%/}"; do
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echo "$(basename "$variant")"
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done) )
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for variant in "${variants[@]}"; do
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commit="$(dockerfileCommit "$version/$variant")"
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fullversion_with_extension="$( awk '$1 == "ENV" && $2 == "NEXTCLOUD_VERSION" { print $3; exit }' "$version/$variant/Dockerfile" )"
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fullversion="$( echo "$fullversion_with_extension" | grep -oE '[[:digit:]]+(\.[[:digit:]]+){2}')"
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versionAliases=( )
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versionPostfix=""
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if [ "$fullversion_with_extension" != "$fullversion" ]; then
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versionAliases=( "$fullversion_with_extension" )
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versionPostfix="-$( echo "$fullversion_with_extension" | tr '[:upper:]' '[:lower:]' | grep -oE '(beta|rc|alpha)')"
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fi
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versionAliases+=( "$fullversion$versionPostfix" "${fullversion%.*}$versionPostfix" "${fullversion%.*.*}$versionPostfix" )
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if [ "$fullversion_with_extension" = "$latest" ]; then
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versionAliases+=( "latest" )
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fi
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for channel in "${!release_channel[@]}"; do
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if [ "$fullversion_with_extension" = "${release_channel[$channel]}" ]; then
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versionAliases+=( "$channel" )
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fi
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done
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variantAliases=( "${versionAliases[@]/%/-$variant}" )
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variantAliases=( "${variantAliases[@]//latest-}" )
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if [ "$variant" = "apache" ]; then
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variantAliases+=( "${versionAliases[@]}" )
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fi
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variantParent="$(awk 'toupper($1) == "FROM" { print $2 }' "$version/$variant/Dockerfile")"
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variantArches="${parentRepoToArches[$variantParent]}"
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cat <<-EOE
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Tags: $(join ', ' "${variantAliases[@]}")
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Architectures: $(join ', ' $variantArches)
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GitCommit: $commit
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Directory: $version/$variant
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EOE
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done
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done
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