#!/usr/bin/perl
#
# mail.alert - Mail alert for mon
#
# The first line from STDIN is summary information, adequate to send
# to a pager or email subject line.
#
# -f from@addr.x   set the smtp envelope "from" address
#
# Jim Trocki, trockij@arctic.org
#
# $Id: mail.alert,v 1.3 2005/04/17 07:42:26 trockij Exp $
#
#    Copyright (C) 1998, Jim Trocki
#
#    This program is free software; you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation; either version 2 of the License, or
#    (at your option) any later version.
#
#    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 the Free Software
#    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#
$RCSID='$Id: mail.alert,v 1.3 2005/04/17 07:42:26 trockij Exp $';
use Getopt::Std;
use Text::Wrap;

getopts ("S:s:g:h:t:l:f:u");

$summary=<STDIN>;
chomp $summary;

$summary = $opt_S if (defined $opt_S);

$mailaddrs = join (',', @ARGV);
$mailfrom = "-f $opt_f -F $opt_f" if (defined $opt_f);

$ALERT = $opt_u ? "UPALERT" : "ALERT";

$t = localtime($opt_t);
($wday,$mon,$day,$tm) = split (/\s+/, $t);

open (MAIL, "| /usr/sbin/sendmail -oi -t $mailfrom") ||
    die "could not open pipe to mail: $!\n";
print MAIL <<EOF;
To: $mailaddrs
Subject: $ALERT $opt_g/$opt_s: $summary ($wday $mon $day $tm)
X-Mailer: $0

EOF

print MAIL wrap ("", "", "Summary output        : $summary"), "\n";

print MAIL <<EOF;

Group                 : $opt_g
Service               : $opt_s
Time noticed          : $t
Secs until next alert : $opt_l
EOF

print MAIL wrap ("", "\t\t\t", "Members               : $opt_h"), "\n";

print MAIL <<EOF;

Detailed text (if any) follows:
-------------------------------
EOF

#
# The remaining lines normally contain more detailed information,
# but this is monitor-dependent.
#
while (<STDIN>) {
    print MAIL;
}
close (MAIL);
