This program is free software; you can redistribute it and/or modify it under the terms of version 2 of the GNU General Public License as published by the Free Software Foundation. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to:

Free Software Foundation, Inc. 59 Temple Place Suite 330 Boston, MA 02111-1307, USA.

Copyright © 2001 Alexander Hajnal

• Perl - Version 5
• IO::Socket - Socket library included with Perl 5
• Getopt::Long - Perl command line option parser, available from http://cpan.org/modules/by-module/Getopt/x
• mail - Standard unix mailer, must support the -s (subject) option and must accept message (the standard Unix mail command should suffice)

1. Make sure the prerequisites mention in the previous section have been installed.
2. Copy ispy to a directory in your path (e.g. /usr/bin)
3. Copy ispy.1 to a directory in your manpath (e.g. /usr/man/man1)
4. Copy ispy.conf.5 and ispy.state.5 to a directory in your manpath (e.g. /usr/man/man1)
5. Copy ispy.conf to /etc (or another location, see ispy.1 for details) and edit it as appropriate (see ispy.conf.5).
6. Initialie ISpy by running 'ispy --reset'
7. Add an entry for ISpy in /etc/crontab Note that if the configuration and state files reside somewhere other than /etc then you may have to specify their locations on the command line using the -c and -s options.
   */1 * * * * username /usr/bin/perl /usr/local/bin/watch.pl
   See crontab(5) for details on doing this.

See also the ispy.conf.5 and ispy.state.5 manpages.

• v1.0 - First public release (July 30, 2001)