On Fri, 8 Jul 2011, Kenneth Porter wrote: > To: CentOS mailing list <centos at centos.org> > From: Kenneth Porter <shiva at sewingwitch.com> > Subject: [CentOS] Triggering script from cron or web client > > I have a Bash script, currently run a couple times an hour from cron, that > pulls data from an old Windows DB by rsync, converts it to SQL, and injects > it into a MySQL DB for display in a LAMP-based app. (Make and Perl are also > involved to minimize the number of tables touched and to clean up the SQL > generated by Pxlib.) > > I'd like to add the ability to refresh the data immediately from the web > app, but I don't want it to trample on the periodic script and corrupt the > data. > > I figure the ideal way to do this is to run the script in a loop in its own > process, waiting on a semaphore that times out at the refresh period, and > poke the semaphore from the web app to have it run before the next periodic > cycle. Is this something you could do with AJAX? Keith ----------------------------------------------------------------- Websites: http://www.karsites.net http://www.php-debuggers.net http://www.raised-from-the-dead.org.uk All email addresses are challenge-response protected with TMDA [http://tmda.net] -----------------------------------------------------------------