mirror of
https://github.com/docker-library/ruby.git
synced 2022-11-09 11:41:34 -05:00
38 lines
1.2 KiB
Bash
Executable file
38 lines
1.2 KiB
Bash
Executable file
#!/bin/bash
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set -e
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cd "$(dirname "$(readlink -f "$BASH_SOURCE")")"
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versions=( "$@" )
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if [ ${#versions[@]} -eq 0 ]; then
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versions=( */ )
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fi
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versions=( "${versions[@]%/}" )
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shaPage=$(curl -fsSL 'https://www.ruby-lang.org/en/downloads/')
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latest_gem_version() {
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curl -sSL "https://rubygems.org/api/v1/gems/$1.json" | sed -r 's/^.*"version":"([^"]+)".*$/\1/'
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}
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rubygems="$(latest_gem_version rubygems-update)"
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bundler="$(latest_gem_version bundler)"
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for version in "${versions[@]}"; do
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fullVersion="$(curl -sSL --compressed "http://cache.ruby-lang.org/pub/ruby/$version/" \
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| grep -E '<a href="ruby-'"$version"'.[^"]+\.tar\.bz2' \
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| grep -vE 'preview|rc' \
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| sed -r 's!.*<a href="ruby-([^"]+)\.tar\.bz2.*!\1!' \
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| sort -V | tail -1)"
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shaVal="$(echo $shaPage | sed -r "s/.*Ruby ${fullVersion}<\/a><br \/> sha256: ([^<]+).*/\1/")"
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(
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set -x
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sed -ri '
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s/^(ENV RUBY_MAJOR) .*/\1 '"$version"'/;
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s/^(ENV RUBY_VERSION) .*/\1 '"$fullVersion"'/;
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s/^(ENV RUBY_DOWNLOAD_SHA256) .*/\1 '"$shaVal"'/;
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s/^(ENV BUNDLER_VERSION) .*/\1 '"$bundler"'/;
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s/^(ENV RUBYGEMS_VERSION) .*/\1 '"$rubygems"'/;
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' "$version/"{,slim/}Dockerfile
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sed -ri 's/^(FROM ruby):.*/\1:'"$fullVersion"'/' "$version/"*"/Dockerfile"
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)
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done
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