From: Joachim Smit (joachimsmit_at_yahoo.com)
Date: Mon, 10 Oct 2005 10:43:57 -0700 (PDT) To: email@example.com
Because some naughty boys try to get in one of my
clients' Debian-server a couple of hundred times a day
I decided to shut down sshd when I don't need. With a
simple mechanisme I can start sshd from distance
whenever I want.
Just in case I might forget to close it when I'm
ready, I run the following script 4 times a day:
AANTAL=`ps -ef | /bin/grep '/usr/sbin/sshd' |
if [ $AANTAL -ne 0 ] ; then
/usr/bin/mail firstname.lastname@example.org -s $SUBJECT <
The strange thing is that when I run the script
interactive, it doesn't try to shut down sshd when
it's not active.
But when I call the script from crontab it ALWAYS
sends me an email, in other words, $AANTAL is always
greater than 0. When I echo the value of $AANTAL I see
that running from crontab it is always 1, running the
script interactive it is always 0 (if sshd is not
Why is there a difference between interactive and
Yahoo! Music Unlimited
Access over 1 million songs. Try it free.
-- To UNSUBSCRIBE, email to debian-user-REQUEST@lists.debian.org with a subject of "unsubscribe". Trouble? Contact email@example.com