kotovalexarian-likes-github/ruby--ruby
1
0
Fork 0
mirror of https://github.com/ruby/ruby.git synced 2022-11-09 12:17:21 -05:00
Code Releases Activity

* lib/resolv.rb: Ignore name servers which cause EAFNOSUPPORT on

Browse source 
socket creation.
  Reported by Bjoern Rennhak.  [ruby-core:60442] [Bug #9477]



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44880 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2014-02-07 15:03:34 +00:00
parent da48c18c81
commit 688606d2d9
2 changed files with 18 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
ChangeLog
View file

@ -1,3 +1,9 @@
Fri Feb 7 23:37:49 2014 Tanaka Akira <akr@fsij.org>
* lib/resolv.rb: Ignore name servers which cause EAFNOSUPPORT on
socket creation.
Reported by Bjoern Rennhak. [ruby-core:60442] [Bug #9477]
Fri Feb 7 21:58:48 2014 Zachary Scott <e@zzak.io>
* lib/open-uri.rb: [DOC] use lower case version of core classes, same

16
lib/resolv.rb
View file

@ -522,8 +522,9 @@ class Resolv
msg.rd = 1
msg.add_question(candidate, typeclass)
unless sender = senders[[candidate, nameserver, port]]
sender = senders[[candidate, nameserver, port]] =
requester.sender(msg, candidate, nameserver, port)
sender = requester.sender(msg, candidate, nameserver, port)
next if !sender
senders[[candidate, nameserver, port]] = sender
end
reply, reply_name = requester.request(sender, tout)
case reply.rcode
@ -741,7 +742,11 @@ class Resolv
af = Socket::AF_INET
end
next if @socks_hash[bind_host]
sock = UDPSocket.new(af)
begin
sock = UDPSocket.new(af)
rescue Errno::EAFNOSUPPORT
next # The kernel doesn't support the address family.
end
sock.do_not_reverse_lookup = true
sock.fcntl(Fcntl::F_SETFD, Fcntl::FD_CLOEXEC) if defined? Fcntl::F_SETFD
DNS.bind_random_port(sock, bind_host)
@ -756,11 +761,12 @@ class Resolv
end
def sender(msg, data, host, port=Port)
sock = @socks_hash[host.index(':') ? "::" : "0.0.0.0"]
return nil if !sock
service = [host, port]
id = DNS.allocate_request_id(host, port)
request = msg.encode
request[0,2] = [id].pack('n')
sock = @socks_hash[host.index(':') ? "::" : "0.0.0.0"]
return @senders[[service, id]] =
Sender.new(request, data, sock, host, port)
end
@ -781,6 +787,7 @@ class Resolv
attr_reader :data
def send
raise "@sock is nil." if @sock.nil?
@sock.send(@msg, 0, @host, @port)
end
end
@ -824,6 +831,7 @@ class Resolv
class Sender < Requester::Sender # :nodoc:
def send
raise "@sock is nil." if @sock.nil?
@sock.send(@msg, 0)
end
attr_reader :data