Re: Grinder/Apache issue

Thanks for the detailed report Steven. Please open a bug on the 
sourceforge site for this.

- Phil

On 11/03/11 17:04, Steven Swart wrote:
> Hi All!
>
> I recently ran into a problem while running a Grinder
> script against Apache. The same script was succeeding
> against IIS, but against Apache was throwing the following
> exception:
>
> 2011/03/11 4:22:31 PM (thread 0 run 0 test 501): Aborted run due to
> Java exception calling TestRunner
> Java exception calling TestRunner
>         File "C:\Testing\grinder\newuicreateprojectcreatetemplate1.py", line
> 152, in page5
>         File "C:\Testing\grinder\newuicreateprojectcreatetemplate1.py", line
> 281, in __call__
> Caused by: java.io.EOFException: Premature EOF encountered
>         at HTTPClient.StreamDemultiplexor.read(StreamDemultiplexor.java:300)
>         at HTTPClient.RespInputStream.read(RespInputStream.java:155)
>         at HTTPClient.HTTPResponse.readResponseData(HTTPResponse.java:1011)
>         at HTTPClient.HTTPResponse.getData(HTTPResponse.java:515)
>
> I got hold of the source, and discovered that line 300 of
> StreamDemultiplexor.java was throwing the exception.
>
>                         if (rcvd == -1)
>                             throw new EOFException("Premature EOF encountered");
>
> I commented out this code, rebuilt the Grinder jar, and
> my script then executed successfully against Apache
> with no failures.
>
> The only difference I could find in the output returned
> by Apache vs. IIS is that IIS uses two bytes,<CR><LF>
> to denote the end of a line, while Apache only uses one
> byte,<LF>. It seems to me that The Grinder is not taking
> account of this difference.
>
> Examining the code, I suspect the fault lies in lines
> 1010-1011 of HTTPResponse.java:
>
>         final int maximumBytes =
>           Math.min(Data.length - off, bandwidthLimiter.maximumBytes(off));
>
> Or in the calculations preceding it.
>
> I am now happy, I have a work-around, but I'm sure
> the community would appreciate a proper fix.
>
> Regards,
> Steven.


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