Re: [libmicrohttpd] MHD_PostDataIterator issue

[Christian Grothoff]

Dear Ovidiu,

The issue was discussed on this list a few days ago and fixed Feb 1st.

I've now released GNU libextractor 0.9.25 with the fix.


Happy hacking!

Christian

On 02/05/2013 10:31 PM, Ovidiu Sas wrote:
> Hello all,
> 
> I'm trying to use the library to handle simple POST requests.
> During the implementation, I discovered an issue: if the post request
> has one single key with no value, the MHD_PostDataIterator is not
> invoked.
> Here's an example of such post:
> POST /mi/core/uptime HTTP/1.1.
> Host: 192.168.2.60.
> User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:18.0) Gecko/20100101 Firefox/18.0.
> Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8.
> Accept-Language: en-US,en;q=0.5.
> Accept-Encoding: gzip, deflate.
> DNT: 1.
> Referer: http://192.168.2.60/mi/core/uptime.
> Connection: keep-alive.
> Content-Type: application/x-www-form-urlencoded.
> Content-Length: 4.
> .
> arg=
> 
> The following post request is properly processed (MHD_PostDataIterator
> is invoked):
> POST /mi/core/uptime HTTP/1.1.
> Host: 192.168.2.60.
> User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:18.0) Gecko/20100101 Firefox/18.0.
> Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8.
> Accept-Language: en-US,en;q=0.5.
> Accept-Encoding: gzip, deflate.
> DNT: 1.
> Referer: http://192.168.2.60/mi/core/uptime.
> Connection: keep-alive.
> Content-Type: application/x-www-form-urlencoded.
> Content-Length: 8.
> .
> arg=blah
> 
> 
> I am using the library in single threaded mode (MHD_NO_FLAG) with select.
> The version that I tested is 0.9.24.
> The library is integrated into the opensips project and it is handling
> GET requests.
> http://opensips.svn.sourceforge.net/viewvc/opensips/trunk/modules/httpd/
> I am looking to add POST request handling.
> 
> I haven't check the libmicrohttpd source code yet ... just wanted to
> know first if this is a known issue.
> 
> 
> Regards,
> Ovidiu Sas
>