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Diffstat (limited to 'ruby_2_2/lib/rubygems/validator.rb')
| -rw-r--r-- | ruby_2_2/lib/rubygems/validator.rb | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/ruby_2_2/lib/rubygems/validator.rb b/ruby_2_2/lib/rubygems/validator.rb deleted file mode 100644 index 6992af16ba..0000000000 --- a/ruby_2_2/lib/rubygems/validator.rb +++ /dev/null @@ -1,165 +0,0 @@ -#-- -# Copyright 2006 by Chad Fowler, Rich Kilmer, Jim Weirich and others. -# All rights reserved. -# See LICENSE.txt for permissions. -#++ - -require 'rubygems/package' -require 'rubygems/installer' - -## -# Validator performs various gem file and gem database validation - -class Gem::Validator - - include Gem::UserInteraction - - def initialize # :nodoc: - require 'find' - end - - ## - # Given a gem file's contents, validates against its own MD5 checksum - # gem_data:: [String] Contents of the gem file - - def verify_gem(gem_data) - # TODO remove me? The code here only validate an MD5SUM that was - # in some old formatted gems, but hasn't been for a long time. - end - - ## - # Given the path to a gem file, validates against its own MD5 checksum - # - # gem_path:: [String] Path to gem file - - def verify_gem_file(gem_path) - open gem_path, Gem.binary_mode do |file| - gem_data = file.read - verify_gem gem_data - end - rescue Errno::ENOENT, Errno::EINVAL - raise Gem::VerificationError, "missing gem file #{gem_path}" - end - - private - - def find_files_for_gem(gem_directory) - installed_files = [] - - Find.find gem_directory do |file_name| - fn = file_name[gem_directory.size..file_name.size-1].sub(/^\//, "") - installed_files << fn unless - fn =~ /CVS/ || fn.empty? || File.directory?(file_name) - end - - installed_files - end - - public - - ## - # Describes a problem with a file in a gem. - - ErrorData = Struct.new :path, :problem do - def <=> other # :nodoc: - return nil unless self.class === other - - [path, problem] <=> [other.path, other.problem] - end - end - - ## - # Checks the gem directory for the following potential - # inconsistencies/problems: - # - # * Checksum gem itself - # * For each file in each gem, check consistency of installed versions - # * Check for files that aren't part of the gem but are in the gems directory - # * 1 cache - 1 spec - 1 directory. - # - # returns a hash of ErrorData objects, keyed on the problem gem's name. - #-- - # TODO needs further cleanup - - def alien(gems=[]) - errors = Hash.new { |h,k| h[k] = {} } - - Gem::Specification.each do |spec| - next unless gems.include? spec.name unless gems.empty? - next if spec.default_gem? - - gem_name = spec.file_name - gem_path = spec.cache_file - spec_path = spec.spec_file - gem_directory = spec.full_gem_path - - unless File.directory? gem_directory then - errors[gem_name][spec.full_name] = - "Gem registered but doesn't exist at #{gem_directory}" - next - end - - unless File.exist? spec_path then - errors[gem_name][spec_path] = "Spec file missing for installed gem" - end - - begin - verify_gem_file(gem_path) - - good, gone, unreadable = nil, nil, nil, nil - - open gem_path, Gem.binary_mode do |file| - package = Gem::Package.new gem_path - - good, gone = package.contents.partition { |file_name| - File.exist? File.join(gem_directory, file_name) - } - - gone.sort.each do |path| - errors[gem_name][path] = "Missing file" - end - - good, unreadable = good.partition { |file_name| - File.readable? File.join(gem_directory, file_name) - } - - unreadable.sort.each do |path| - errors[gem_name][path] = "Unreadable file" - end - - good.each do |entry, data| - begin - next unless data # HACK `gem check -a mkrf` - - source = File.join gem_directory, entry['path'] - - open source, Gem.binary_mode do |f| - unless f.read == data then - errors[gem_name][entry['path']] = "Modified from original" - end - end - end - end - end - - installed_files = find_files_for_gem(gem_directory) - extras = installed_files - good - unreadable - - extras.each do |extra| - errors[gem_name][extra] = "Extra file" - end - rescue Gem::VerificationError => e - errors[gem_name][gem_path] = e.message - end - end - - errors.each do |name, subhash| - errors[name] = subhash.map do |path, msg| - ErrorData.new path, msg - end.sort - end - - errors - end -end - |