diff options
| -rw-r--r-- | lib/resolv.rb | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/lib/resolv.rb b/lib/resolv.rb index 2b81c05a2e..3d401cc509 100644 --- a/lib/resolv.rb +++ b/lib/resolv.rb @@ -514,10 +514,15 @@ class Resolv def fetch_resource(name, typeclass) lazy_initialize - requester = make_udp_requester + begin + requester = make_udp_requester + rescue Errno::EACCES + # fall back to TCP + end senders = {} begin @config.resolv(name) {|candidate, tout, nameserver, port| + requester ||= make_tcp_requester(nameserver, port) msg = Message.new msg.rd = 1 msg.add_question(candidate, typeclass) @@ -550,7 +555,7 @@ class Resolv end } ensure - requester.close + requester&.close end end |