Asp Forum - Re: Odd HTTP headers causing SOAP to fail

tsumeruby

2/14/2006 3:53:00 PM

On Tuesday 14 February 2006 08:15 pm, Dido Sevilla wrote:

Please email NaHi nahi@ruby-lang.org
and/or
use the trac http://dev.ctor....

Tsume

> I've been tasked to interop with a SOAP gateway provided by another
> company to access their service, and have tried to write a program
> using the soap4r that's integrated with Ruby 1.8.4, based on some code
> those people have written for Perl's SOAP::Lite. I've ran into strange
> errors when attempting to make SOAP calls to their server, which is
> apparently based on IIS. A wiredump shows the following:
>
> -> "HTTP/1.1 100 Continue\r\n"
> -> "Server: Microsoft-IIS/5.0\r\n"
> -> "Date: Tue, 14 Feb 2006 11:04:56 GMT\r\n"
> -> "\r\n"
> -> "HTTP/1.1 200 OK\r\n"
> -> "Server: Microsoft-IIS/5.0\r\n"
> -> "Date: Tue, 14 Feb 2006 11:05:06 GMT\r\n"
> -> "Connection: close\r\n"
> -> "HTTP/1.1 200 OK\r\n"
> /usr/lib/ruby/1.8/net/http.rb:2006:in `each_response_header': wrong
> header line format (Net::HTTPBadResponse)
> from /usr/lib/ruby/1.8/net/http.rb:1979:in `read_new'
> from /usr/lib/ruby/1.8/net/http.rb:1046:in `request'
> from /usr/lib/ruby/1.8/net/http.rb:840:in `post'
> from /usr/lib/ruby/1.8/soap/netHttpClient.rb:93:in `post'
> from /usr/lib/ruby/1.8/soap/netHttpClient.rb:116:in `start'
> from /usr/lib/ruby/1.8/net/http.rb:545:in `start'
> from /usr/lib/ruby/1.8/soap/netHttpClient.rb:115:in `start'
> from /usr/lib/ruby/1.8/soap/netHttpClient.rb:92:in `post'
> from /usr/lib/ruby/1.8/soap/streamHandler.rb:170:in `send_post'
> from /usr/lib/ruby/1.8/soap/streamHandler.rb:109:in `send'
> from /usr/lib/ruby/1.8/soap/rpc/proxy.rb:170:in `route'
> from /usr/lib/ruby/1.8/soap/rpc/proxy.rb:141:in `call'
> from /usr/lib/ruby/1.8/soap/rpc/driver.rb:178:in `call'
> from /usr/lib/ruby/1.8/soap/rpc/driver.rb:232:in `login'
> from soaptest.rb:23
>
> It appears that their IIS server resent the 'HTTP/1.1 200 OK' status
> line, and that caused net/http to raise the wrong header line format
> exception. The equivalent code with Perl and SOAP::Lite has no
> problems making calls on their site. A desperate, one-line addition to
> net/http.rb, after line 2003, adding the following:
>
> next if line =~ /^HTTP/
>
> seems like it's able to work around the bug, and now my Ruby SOAP
> program works alright. Of course, I'm not happy with this local patch
> that I've done (an upgrade will instantly break my programs unless
> this has been addressed), and am wondering if anyone else has
> encountered this type of behavior with IIS or other HTTP servers, used
> either in a SOAP context or otherwise. The fact that SOAP::Lite (0.66,
> and libwww-perl 5.803) on Perl 5.8.7 had no trouble with their site
> makes me feel that this is a bug.
>
> By the way, exact system description: Gentoo Linux, Ruby 1.8.4-r1,
> soap4r 1.5.5. The same behavior manifests on Ruby 1.8.2.

comp.lang.ruby

Re: Odd HTTP headers causing SOAP to fail

tsumeruby

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