Kanwaljeet Singla » SourceCode

How to add traces to IIS log from PHP

Kanwaljeet Singla — Mon, 05 Apr 2010 03:08:24 +0000

One of the new features added to FastCGI module in IIS 7.5 is ability to use IIS tracing infrastructure from FastCGI applications. This feature request was made by a customer who wanted to consolidate logging of the request processing in one log. All IIS events were present in IIS trace logs but traces generated by [...]

WaitForAllObjects to wait on more than MAXIMUM_WAIT_OBJECTS handles

Kanwaljeet Singla — Wed, 06 Jan 2010 05:23:34 +0000

One of the painful limitations of WaitForMultipleObjects function is that you can use it to wait for a maximum of MAXIMUM_WAIT_OBJECTS number of object handles. Value of MAXIMUM_WAIT_OBJECTS is 64. If you need to wait on more than MAXIMUM_WAIT_OBJECTS handle, you can either create a separate thread to wait on MAXIMUM_WAIT_OBJECTS and then do a wait on these threads to finish. Using this method you can create 64 threads each of those can wait for 64 object handles.

Tool to find native module’s pipeline events registration (source code)

Kanwaljeet Singla — Wed, 30 Aug 2006 16:30:00 +0000

//
// Filename - getmreg.cxx
// Build this as an executable.
// Keep this exe and module dll
// in the same folder
//
// Run using "getmreg.exe <path to module>"
//
// This tool uses hostable web core functionality
// of IIS7. So this will only run on machine with

Sample forms authentication test in C#

Kanwaljeet Singla — Wed, 23 Aug 2006 10:23:00 +0000

This sample test is doing the following:
1. Sending request to a page which requires forms authentication. This results in 302 to login page.
2. Send request to login page.
3. Parse response from 2 and create response entity containing username/password to be used in next post request to login page.
4. Do a POST to login page. If successful this should return a 302 with Set-Cookie and location header.
5. Send request to location pointed to in last response (this is original page we requested in 1) with request cookie as returned in 4. Expect 200.