Class: Resolv::DNS::Requester
- Inherits:
-
Object
- Object
- Resolv::DNS::Requester
- Defined in:
- lib/resolv.rb
Direct Known Subclasses
Defined Under Namespace
Classes: ConnectedUDP, RequestError, Sender, TCP, UnconnectedUDP
Instance Method Summary collapse
- #close ⇒ Object
-
#initialize ⇒ Requester
constructor
A new instance of Requester.
- #request(sender, tout) ⇒ Object
Constructor Details
#initialize ⇒ Requester
Returns a new instance of Requester.
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# File 'lib/resolv.rb', line 589 def initialize @senders = {} @sock = nil end |
Instance Method Details
#close ⇒ Object
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# File 'lib/resolv.rb', line 617 def close sock = @sock @sock = nil sock.close if sock end |
#request(sender, tout) ⇒ Object
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# File 'lib/resolv.rb', line 594 def request(sender, tout) timelimit = Time.now + tout sender.send while (now = Time.now) < timelimit timeout = timelimit - now if !IO.select([@sock], nil, nil, timeout) raise ResolvTimeout end reply, from = recv_reply begin msg = Message.decode(reply) rescue DecodeError next # broken DNS message ignored end if s = @senders[[from,msg.id]] break else # unexpected DNS message ignored end end return msg, s.data end |