# frozen_string_literal: true
# We forcibly require OpenSSL, because net/http/persistent will only autoload
# it. On some Rubies, autoload fails but explicit require succeeds.
begin
require "openssl"
rescue LoadError
# some Ruby builds don't have OpenSSL
end
module Bundler
module Persistent
module Net
module HTTP
end
end
end
end
require "bundler/vendor/net-http-persistent/lib/net/http/persistent"
module Bundler
class PersistentHTTP < Persistent::Net::HTTP::Persistent
def connection_for(uri)
connection = super
warn_old_tls_version_rubygems_connection(uri, connection)
connection
end
def warn_old_tls_version_rubygems_connection(uri, connection)
return unless connection.use_ssl?
return unless (uri.host || "").end_with?("rubygems.org")
socket = connection.instance_variable_get(:@socket)
return unless socket
socket_io = socket.io
return unless socket_io.respond_to?(:ssl_version)
ssl_version = socket_io.ssl_version
case ssl_version
when /TLSv([\d\.]+)/
version = Gem::Version.new($1)
if version < Gem::Version.new("1.2")
Bundler.ui.warn \
"Warning: Your Ruby version is compiled against a copy of OpenSSL that is very old. " \
"Starting in January 2018, RubyGems.org will refuse connection requests from these " \
"very old versions of OpenSSL. If you will need to continue installing gems after " \
"January 2018, please follow this guide to upgrade: http://ruby.to/tls-outdated.",
:wrap => true
end
end
end
end
end
|