I have already changed the code so that it leaves the "Content-encoding:
gzip" in.
If "Content-encoding: gzip" is removed IE7 will display a page cannot be
displayed error. After I made the change the page shows up as it should and
with the source.
Alf Høgemark wrote:
>
> Hi
>
> The http proxy server is unzipping the content it gets from the web
> server, and then passing it on to IE uncompressed, so it has to remove
> the "Content-encoding: gzip" header.
> So if you are having a problem, I do not think that the removal of that
> header is the problem.
>
> When you are running the test plan made with the proxy, do you get the
> expected results from the web server then ?
>
> Do you see anything in IE7 if you do a "view source", when you are using
> the proxy ?
>
> Regards
> Alf
>
> cwang wrote:
>> oh sorry I miss understood your question.
>>
>> The full list of headers
>>
>> HTTP/1.1 200 OK
>> Date: Mon, 15 Oct 2007 15:32:06 GMT
>> Server: WebSphere Application Server/6.1
>> Keep-Alive: timeout=300, max=70
>> Connection: Keep-Alive
>> Content-Type: text/html; charset=utf-8
>> Content-Encoding: gzip
>> Content-Language: en-US
>>
>> it actually just takes out "Content-Encoding: gzip"
>>
>>
>>
>> sebb-2 wrote:
>>
>>> On 13/10/2007, cwang <[EMAIL PROTECTED]> wrote:
>>>
>>>>> What response header do you get?
>>>>>
>>> What actual response header do you get from the application?
>>>
>>>
>>>> when I said "original headers" i mean the headers past into
>>>> massageResponseHeaders(SampleResult res, String headers),so pretty much
>>>> by
>>>> passed that method.
>>>>
>>>>
>>>>> I think that's because the JMeter Proxy uses a sampler to get the
>>>>> response, and the sampler will already have unzipped the data.
>>>>>
>>>> That makes sense but then why would removing the "Content-Encoding:
>>>> gzip"
>>>> header cause IE7 to not display the page?
>>>>
>>> If it just removes "gzip" from the header, that might leave something
>>> invalid, which is why I asked what the actual header was.
>>>
>>>
>>>> I understand adding "Accept-Encoding: gzip, deflate" will probably
>>>> cause
>>>> havoc on trying to proxy pages without that, but on the application we
>>>> are
>>>> testing every page has that so it should be ok. Do you have any idea
>>>> what
>>>> other problems these changes will cause? I would like to look into
>>>> them
>>>> before we start full scale testing.
>>>>
>>> No idea, but I presume the code is there for a reason.
>>>
>>>
>>>> sebb-2 wrote:
>>>>
>>>>> On 12/10/2007, cwang <[EMAIL PROTECTED]> wrote:
>>>>>
>>>>>> when my browser sent a header with "Accept-Encoding: gzip, deflate"
>>>>>> it
>>>>>> doesn't seem to be picked up by jmeter. It was kind of weird cause
>>>>>> it
>>>>>> wasn't even in the input stream.
>>>>>>
>>>>>> then when I get the response there was a piece of code in Jmeter that
>>>>>> removed "Content-Encoding: gzip"
>>>>>> in proxy.java
>>>>>>
>>>>>> /**
>>>>>> * In the event the content was gzipped and unpacked, the
>>>>>> content-encoding
>>>>>> * header must be removed and the content-length header should
>>>>>>
>>>> be
>>>>
>>>>>> corrected.
>>>>>> *
>>>>>> * @param res
>>>>>> * @param headers
>>>>>> * @return
>>>>>> */
>>>>>> private String massageResponseHeaders(SampleResult res, String
>>>>>> headers) {
>>>>>> int encodingHeaderLoc = headers.indexOf(": gzip"); //
>>>>>> $NON-NLS-1$
>>>>>> String newHeaders = headers;
>>>>>> if (encodingHeaderLoc > -1) {
>>>>>> int end = headers.indexOf(NEW_LINE,
>>>>>> encodingHeaderLoc);
>>>>>> int begin = headers.lastIndexOf(NEW_LINE,
>>>>>> encodingHeaderLoc);
>>>>>> newHeaders = newHeaders.substring(0, begin) +
>>>>>> newHeaders.substring(end);
>>>>>> int lengthIndex = newHeaders.indexOf("ength:
>>>>>>
>>>> ");
>>>>
>>>>>> // $NON-NLS-1$
>>>>>> end = newHeaders.indexOf(NEW_LINE,
>>>>>>
>>>> lengthIndex);
>>>>
>>>>>> newHeaders = newHeaders.substring(0,
>>>>>>
>>>> lengthIndex +
>>>>
>>>>>> 7) +
>>>>>> res.getResponseData().length
>>>>>> + newHeaders.substring(end);
>>>>>> }
>>>>>> return newHeaders;
>>>>>> }
>>>>>>
>>>>>> I don't know why this piece of code was added but it cause my
>>>>>> browser,
>>>>>> Internet Explorer 7, to return with a page cannot be displayed error.
>>>>>>
>>>>> I think that's because the JMeter Proxy uses a sampler to get the
>>>>> response, and the sampler will already have unzipped the data.
>>>>>
>>>>>
>>>>>> by hard coding "Accept-Encoding: gzip, deflate" into all my request
>>>>>> header
>>>>>> and returning the original "headers" from massageResponseHeaders it
>>>>>>
>>>> seems
>>>>
>>>>>> to
>>>>>> work for my case.
>>>>>>
>>>>> What response header do you get?
>>>>>
>>>>>
>>>>>> I was wondering if these changes would cause error or corrupt data in
>>>>>> other
>>>>>> areas of JMeter.
>>>>>>
>>>>> Probably.
>>>>>
>>>>>
>>>>>> Thanks
>>>>>> --
>>>>>> View this message in context:
>>>>>>
>>>>>>
>>>> http://www.nabble.com/a-few-problems-I-encountered-gzip-and-header-tf4614182.html#a13177025
>>>>
>>>>>> Sent from the JMeter - User mailing list archive at Nabble.com.
>>>>>>
>>>>>>
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>>>>>>
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>>>>>
>>>>>
>>>>>
>>>> --
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>>>
>>
>>
>
>
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