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From Joshua Slive <>
Subject Re: [users@httpd] CGI wont read STDIN/POST
Date Wed, 28 Sep 2005 00:26:35 GMT
On 9/27/05, Terence Burnard <> wrote:
> Hello,
> I have been working for a while trying to get Nagios working with
> apache.  This is the .htaccess configuration for the directory that the
> cgis are in:
> AuthName "Nagios Access"
> AuthType Basic
> #AuthScriptURI "/htlogin/ldap.php?filter=nagios"
> require valid-user
> AuthUserFile /home/nagios/nagios.users
> Now if you notice, the AuthScriptURI is commented out. This is the the
> configuration that works.
> If I uncomment AuthScriptURI and comment out AuthUserFile, my browser
> locks up on this line in the cgi:
>       if(!fread(cgiinput,content_length,1,stdin)){
> The cgi can retrieve CONTENT_LENGTH and CONTENT_TYPE from the environment.
> Now the question I have is:
> What configuration would prevent the cgi script from reading the POST
> variables on STDIN when the script works fine with AuthUserFile but
> hangs on a 'fread' with AuthScriptURI?
> The ldap.php script works properly on GET requests, but as mentioned
> hangs on POST.

I had to google to figure out what the heck AuthScriptURI is.  It
belongs to mod_auth_script, which I have never seen before.

I think your solution is going to be to use a different auth module. 
There are apache modules that allow you to auth directly against ldap
rather than going through a php script.

If I had to guess what was happening, I would say that php is sucking
up the post contents, because it does not know that it is being called
as an auth handler and not as a content handler.  I doubt that is


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