Re: [aclug-L] shell script

[Jesse Kaufman <kaufmjes@xxxxxxxxxxxxxxx>]

Bob Deep wrote:

> Jesse Kaufman wrote:
> >
> > is there some sort of shell script that can do the following for me?
> >
> > 1.) run ping <arbitrary webpage> (i usually just do yahoo)
> > 2.) if it connects no problems, just exit, doing nothing...
> > 3.) if it is down send an e-mail to a predefined list of people (my
> > netadmins)
> >     with the subject line "quadnet's down AGAIN..."
> >
> > the LAN i am on is up and down all the time, and unfortunately all
> > network administers for it are not accessing inet via this LAN, so they
> > only know it's down when they manually check (this server is, of course,
> > windoze).
>
> I don't know much about send mail, but you can write a script that does
> what you want very easily...
>
> Set up a loop, that loops for ever in the scripting language of
> choice...
>
> Inside that loop you do the following...
>
> sleep for some length of time (say, 2 min or so)
>
> ping some host once "ping -c 1 "
>
> Check the return code of the ping...
> 0=Success, your network is alive
> else... Send your mail message
>
> Start the loop over...
>
> I can help you with bash, csh, ksh, perl or even C and C++ versions of
> this script if you have trouble with how to get it working..

ok, it may not be the most efficient (i dunno), but C++ would be my
progamming language of choice, since it's the only one listed that i am
currently taking at Tabor...  how do i go about sending the message to the
person?  now that the ping part is (getting) figured out, that's my main
question... how to send the e-mail...


--
+============================+============================+
! Tabor College              !          ICQ UIN1: 4022791 !
! 400 S. Jefferson           !         ICQ UIN2: 13115282 !
! Hillsboro, KS 67063        ! kaufmjes@xxxxxxxxxxxxxxxxx !
+============================+============================+



---
This is the Air Capitol Linux Users Group discussion list.  If you
want to unsubscribe, send the word "unsubscribe" to
aclug-L-request@xxxxxxxxxxxx.  If you want to post to the list, send your
message to aclug-L@xxxxxxxxxxxx.