Valerio, 
 
I think that most people just set up a cron job or a scheduled job on their 
server to delete all of the temporary images at some periodic interval.  (e.g. 
24hrs, 12hrs, 1hr)  Your interfval would depend on the number of images that 
you are generating, disk space, etc.
 
In the code that you use to delete the files, you may want to look at the 
timestamps on the images and only delete images that are at least 1 minute old, 
so you don't accidentally delete an image before it can be used by the page 
that called it.
 
David.

        -----Original Message-----
        From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of valerio 
vianello
        Sent: Thursday, October 23, 2008 6:06 AM
        To: 'mapserver'; Venkat Rao Tammineni
        Subject: RE: [mapserver-users] disk space
        
        
Thanks for the quick reply,

When you run this function? after each requests ? but if so, the client is able 
to read the image before you delete it ?

best regards,

Valerio


--- Gio 23/10/08, Venkat Rao Tammineni <[EMAIL PROTECTED]> ha scritto:


        Da: Venkat Rao Tammineni <[EMAIL PROTECTED]>
        Oggetto: RE: [mapserver-users] disk space
        A: [EMAIL PROTECTED], "'mapserver'" <mapserver-users@lists.osgeo.org>
        Data: Giovedì 23 ottobre 2008, 13:05
        
        

        Hi,

         

          Why don't you write method  for deleting png .mapserver will take 
care about creating an image.I have  C# code.

        The below code will delete all the files form OutputDIR.

         

        I hope it helps you. Or At least you can get some idea about your task.

         

        Thanks and Regards

        Venkat.

         

        public void Deleteimages()

        {

                    try

                    {

                        foreach (string f in 
System.IO.Directory.GetFiles(OutputDir))

                        {

                            System.IO.File.Delete(f);

                        }

                    }

                    catch (Exception exp)

                    { }

        }

         

         

        From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of valerio 
vianello
        Sent: Thursday, October 23, 2008 4:25 PM
        To: mapserver
        Subject: [mapserver-users] disk space

         

Dear all,

I have a demo where I'm using mapserver cgi interface. I'm using the browse 
mode so each time mapserver receive a request, it creates a temporary png on 
the server filesystem. 

Do you know how and when i can delete those temporary image since they are used 
only one time ?  

An attacker could easily  fill all the server HD  locking all the system.

Thanks

Valerio

         

        
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