CentOS mailing list wrote: > Kennedy Clark wrote: > >> A bit off topic, but I keep looking for an answer to this question >> and coming up with nothing... so I thought I would go to the gurus. :-) >> >> Can anyone recommend a good package for pinging other devices and >> sending an email/alert when they go down? I'm aware of all kinds of >> more complex things with GUIs and a zillion other bells and whistles >> we aren't looking for, but we just want a simple tool (could be >> daemon or something run from cron) that runs every 1 - 5 minutes and >> alerts us when stuff disappears. Would need some basic logic like >> only sending one email/alert when something goes down (vs sending an >> email every 1-5 minutes until it comes back up). :-) We need to >> avoid a requirement for an X-windows GUI, but a web-GUI would >> probably be fine (a GUI-less command-line thing would probably be best). > > > Bash. Here is what I use for monitoring my website > > #!/bin/bash > > URL="http://www.911networks.com" > EMAIL="artsi at fartsi.com" > > lynx -dump "$URL" > /dev/null > if [ $? -ne 0 ]; then > echo "`date "+%F %T"` - $URL is down" | mail -s "$URL is down" $EMAIL > fi > > Watch for the wraps and make it executable [chmod 7xx] > > This is the sort of thing I was going to suggest. You could go 1 better & have it resubmit itself periodically w/ at(1). Maybe get it to do some argument parsing so you could pass in the URL, EMAIL, then invoke plural instances for however many things you want to monitor .... -- William A. Mahaffey III --------------------------------------------------------------------- Remember, ignorance is bliss, but willful ignorance is LIBERALISM !!!!