mirror of
https://gitlab.alpinelinux.org/alpine/abuild.git
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387 lines
8.1 KiB
Ruby
387 lines
8.1 KiB
Ruby
#!/usr/bin/ruby
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# APKBUILD dependency resolver for RubyGems
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# Copyright (C) 2014-2015 Kaarle Ritvanen
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require 'augeas'
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require 'optparse'
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require 'rubygems/dependency'
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require 'rubygems/resolver'
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require 'rubygems/spec_fetcher'
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class Package
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@@packages = {}
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def self.initialize testing
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@@augeas = Augeas::open(nil, nil, Augeas::NO_MODL_AUTOLOAD)
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dir = Dir.pwd
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@@augeas.transform(
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:lens => 'Shellvars.lns', :incl => dir + '/*/ruby*/APKBUILD'
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)
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@@augeas.load
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apath = '/files' + dir
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fail unless @@augeas.match("/augeas#{apath}//error").empty?
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repos = ['main']
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repos << 'testing' if testing
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for repo in repos
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for pkg in @@augeas.match "#{apath}/#{repo}/*"
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Aport.new(pkg) unless pkg.end_with? '/ruby'
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end
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end
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Subpackage.initialize @@augeas.get("#{apath}/main/ruby/APKBUILD/pkgver")
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@@packages.each_value do |pkg|
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pkg.depends do |dep|
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dep.add_user pkg
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end
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end
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end
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def self.get name
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pkg = @@packages[name]
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raise 'Invalid package name: ' + name unless pkg
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pkg
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end
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def self.save
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fail unless @@augeas.save
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end
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def initialize name
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@name = name
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@depends = []
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@users = []
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@@packages[name] = self
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end
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def add_dependency name
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@depends << name
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end
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attr_reader :name
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def depends
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for dep in @depends
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# ruby-gems: workaround for v2.6
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if dep.start_with?('ruby-') && dep != 'ruby-gems'
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unless @@packages.has_key? dep
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raise "Dependency for #{@name} does not exist: #{dep}"
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end
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yield @@packages[dep]
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end
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end
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end
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def users
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for user in @users
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yield user
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end
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end
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def add_user user
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@users << user
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end
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end
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class Aport < Package
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def initialize path
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super path.split('/')[-1]
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@path = path[6..-1]
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@apath = path + '/APKBUILD/'
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for dep in `echo #{get_param 'depends'}`.split
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add_dependency dep
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end
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end
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attr_reader :path
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def gem
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get_param '_gemname'
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end
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def version
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get_param 'pkgver'
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end
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def version= version
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set_param 'pkgver', version
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set_param 'pkgrel', '0'
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end
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def del_dependency name
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@depends.delete name
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set_param 'depends', "\"#{@depends.join ' '}\""
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end
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private
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def get_param name
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value = @@augeas.get(@apath + name)
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raise name + ' not defined for ' + @name unless value
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value
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end
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def set_param name, value
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@@augeas.set(@apath + name, value)
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end
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end
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class Subpackage < Package
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RUBY_SUBPACKAGES = {
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'2.0.0_p353' => {
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'ruby-minitest' => ['minitest', '4.3.2'],
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'ruby-rake' => ['rake', '0.9.6'],
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'ruby-rdoc' => ['rdoc', '4.0.0', 'ruby-json']
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},
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'2.0.0_p481' => {
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'ruby-minitest' => ['minitest', '4.3.2'],
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'ruby-rake' => ['rake', '0.9.6'],
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'ruby-rdoc' => ['rdoc', '4.0.0', 'ruby-json']
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},
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'2.1.5' => {
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'ruby-json' => ['json', '1.8.1'],
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'ruby-minitest' => ['minitest', '4.7.5'],
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'ruby-rake' => ['rake', '10.1.0'],
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'ruby-rdoc' => ['rdoc', '4.1.0', 'ruby-json']
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},
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'2.2.1' => {
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# it's actually 0.4.3 but that version is not published on network
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'ruby-io-console' => ['io-console', '0.4.2'],
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'ruby-json' => ['json', '1.8.1'],
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'ruby-minitest' => ['minitest', '5.4.3'],
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'ruby-rake' => ['rake', '10.4.2'],
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'ruby-rdoc' => ['rdoc', '4.2.0', 'ruby-json']
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},
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'2.2.2' => {
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# it's actually 0.4.3 but that version is not published on network
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'ruby-io-console' => ['io-console', '0.4.2'],
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'ruby-json' => ['json', '1.8.1'],
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'ruby-minitest' => ['minitest', '5.4.3'],
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'ruby-rake' => ['rake', '10.4.2'],
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'ruby-rdoc' => ['rdoc', '4.2.0', 'ruby-json']
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}
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}
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@@subpackages = []
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def self.initialize version
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for name, attrs in RUBY_SUBPACKAGES[version]
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new name, attrs
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end
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end
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def self.each
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for pkg in @@subpackages
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yield pkg
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end
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end
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def initialize name, attrs
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super name
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@gem, @version, *deps = attrs
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for dep in deps
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add_dependency dep
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end
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@@subpackages << self
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end
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attr_reader :gem, :version
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end
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class Update
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def initialize
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@gems = {}
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@deps = []
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end
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def require_version name, version
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gem = assign(Package.get(name).gem, name)
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@deps << gem.dependency if gem.require_version version
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end
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def resolve
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for pkg in Subpackage
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require_version pkg.name, pkg.version unless @gems[pkg.gem]
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end
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def check_deps
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@gems.clone.each_value do |gem|
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gem.check_deps
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end
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end
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check_deps
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for req in Gem::Resolver.new(@deps).resolve
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spec = req.spec
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gem = @gems[spec.name]
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gem.require_version spec.version.version if gem
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end
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check_deps
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for name, gem in @gems
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if gem.updated?
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gem.package.users do |user|
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ugem = @gems[user.gem]
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if !ugem || ugem.package.name != user.name
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Gem::Resolver.new(
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[gem.dependency, Gem::Dependency.new(user.gem, user.version)]
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).resolve
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end
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end
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end
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end
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end
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def each
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@gems.each_value do |gem|
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update = gem.update
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yield update if update
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end
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end
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def assign name, package
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pkg = Package.get package
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if @gems.has_key? name
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gem = @gems[name]
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return gem if pkg == gem.package
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raise "Conflicting packages for gem #{name}: #{gem.package.name} and #{pkg.name}"
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end
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gem = PackagedGem.new self, name, pkg
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@gems[name] = gem
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gem
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end
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private
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class PackagedGem
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def initialize update, name, package
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@update = update
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@name = name
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@package = package
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end
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attr_reader :package
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def require_version version
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if @version
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return false if version == @version
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raise "Conflicting versions for gem #{@name}: #{@version} and #{version}"
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end
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@version = version
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true
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end
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def version
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@version || @package.version
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end
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def updated?
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version != @package.version
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end
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def dependency
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Gem::Dependency.new(@name, version)
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end
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def check_deps
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specs, errors = Gem::SpecFetcher::fetcher.spec_for_dependency(dependency)
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raise "Invalid gem: #{@name}-#{version}" if specs.empty?
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fail if specs.length > 1
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deps = specs[0][0].runtime_dependencies
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@obsolete_deps = []
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@package.depends do |dep|
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gem = @update.assign(dep.gem, dep.name)
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gem.check_deps
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unless deps.reject! { |sdep| sdep.match? dep.gem, gem.version }
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@obsolete_deps << dep.name
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end
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end
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unless deps.empty?
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raise 'Undeclared dependencies in ' + @package.name + deps.inject('') {
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|s, dep| "#{s}\n#{dep.name} #{dep.requirements_list.join ' '}"
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}
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end
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end
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def update
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updated? || !@obsolete_deps.empty? ? (
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{
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:name => @package.name,
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:version => version,
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:obsolete_deps => @obsolete_deps.clone,
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:path => @package.path
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}
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) : nil
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end
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end
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end
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testing = false
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update_files = nil
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OptionParser.new do |opts|
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opts.on('-t', '--testing') do |t|
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testing = t
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end
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opts.on('-u', '--update') do |u|
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update_files = []
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end
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end.parse! ARGV
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Package.initialize testing
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latest = {}
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for source, gems in Gem::SpecFetcher::fetcher.available_specs(:latest)[0]
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for gem in gems
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latest[gem.name] = gem.version.version
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end
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end
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update = Update.new
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for arg in ARGV
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match = /^(([^-]|-[^\d])+)(-(\d.*))?/.match arg
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name = match[1]
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update.require_version name, match[4] || latest[Package.get(name).gem]
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end
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update.resolve
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for pkg in update
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obsolete = pkg[:obsolete_deps]
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obs = obsolete.empty? ?
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nil : " (obsolete dependencies: #{obsolete.join ', '})"
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puts "#{pkg[:name]}-#{pkg[:version]}#{obs}"
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if update_files
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package = Package.get(pkg[:name])
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package.version = pkg[:version]
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for dep in obsolete
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package.del_dependency dep
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end
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update_files << pkg[:path]
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end
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end
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if update_files
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Package.save
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for path in update_files
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Dir.chdir(path) do
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fail unless system('abuild checksum')
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end
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end
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end
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