From: John Powers <jppadobe@...>
Date: 2009-05-04T09:01:37+09:00
Subject: Re: How to change the Timeout::Error threshold for open_uri

Keith Carter wrote:
> When opening a particularly slow loading URL I am getting the following
> error:
> 
> Loading production environment (Rails 2.0.2)
>>> require 'open-uri'
> => ["OpenURI"]
>>>
> ?> open('http://www.wwtdd.com/?start=2331') { |f|
> ?>   puts "    Opened successfully with charset: " + f.charset
>>> }
> /usr/lib64/ruby/1.8/timeout.rb:54:in `rbuf_fill': execution expired
> (Timeout::Error)
>         from /usr/lib64/ruby/1.8/timeout.rb:56:in `timeout'
>         from /usr/lib64/ruby/1.8/timeout.rb:76:in `timeout'
>         from /usr/lib64/ruby/1.8/net/protocol.rb:132:in `rbuf_fill'
>         from /usr/lib64/ruby/1.8/net/protocol.rb:116:in `readuntil'
>         from /usr/lib64/ruby/1.8/net/protocol.rb:126:in `readline'
>         from /usr/lib64/ruby/1.8/net/http.rb:2029:in `read_status_line'
>         from /usr/lib64/ruby/1.8/net/http.rb:2018:in `read_new'
>         from /usr/lib64/ruby/1.8/net/http.rb:1059:in `request'
>          ... 9 levels...
>         from /usr/lib64/ruby/1.8/open-uri.rb:30:in `open'
>         from (irb):33:in `irb_binding'
>         from /usr/lib64/ruby/1.8/irb/workspace.rb:52:in `irb_binding'
>         from /usr/lib64/ruby/1.8/irb/workspace.rb:52
> 
> Does anyone know how to fix this? I want it to wait longer for the web
> server to respond.

require 'net/http'

# Lengthen timeout in Net::HTTP
module Net
    class HTTP
        alias old_initialize initialize

        def initialize(*args)
            old_initialize(*args)
            @read_timeout = 3*60     # 3 minutes
        end
    end
end
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