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#!/usr/bin/perl -wT
# check_netapp
#
# Copyright (C) 2000 Leland E. Vandervort <leland@mmania.com>
#
# 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 (or with Nagios); if not, write to the
# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA
####################################
# checks for overtemperature, fans, psu, and nfs operations/second on
# Network Appliance Filers.
# Returns:
# OK if temp, fans, psu OK and Ops/Sec below warning and critical
# Thresholds (default is warning=3500, critical=5000)
# ** Note: See the specifications for your Filer model for
# the thresholds !
# Returns Warning if NFS Ops/Sec is above warning threshold
# (default 3500, or specified by -o command line option)
# Returns Critical if NFS Ops/Sec is above critical threshold
# ( -m option, or default 5000), or if overtem, psufault, or
# fanfault detected.
#
####################################
# Notes on operational limits for NetApp Filers:
# Platform Maximum Ops/Second (recommended)
# -------------------------------------------------------------
# F230 1000
# F740 5500
# F760 9000
####################################
use Net::SNMP;
use Getopt::Long;
&Getopt::Long::config('auto_abbrev');
my $status;
my $response = "";
my $TIMEOUT = 10;
my $community = "public";
my $port = 161;
my $opsthresh = "3500";
my $critical = "5000";
my $status_string = "";
my %OIDLIST = (
overtemp => '1.3.6.1.4.1.789.1.2.4.1.0',
failedfan => '1.3.6.1.4.1.789.1.2.4.2.0',
failedpsu => '1.3.6.1.4.1.789.1.2.4.4.0',
nfsops => '1.3.6.1.4.1.789.1.2.2.1.0'
);
my %STATUSCODE = ( 'UNKNOWN' => '-1',
'OK' => '0',
'WARNING' => '1',
'CRITICAL' => '2');
my $state = "UNKNOWN";
$SIG{'ALRM'} = sub {
print "ERROR: No snmp response from $hostname (sigALRM)\n";
exit($STATUSCODE{"UNKNOWN"});
};
alarm($TIMEOUT);
sub get_nfsops {
my $nfsops_start = &SNMPGET($OIDLIST{nfsops});
sleep(1);
my $nfsops_end = &SNMPGET($OIDLIST{nfsops});
my $nfsopspersec = $nfsops_end - $nfsops_start;
return($nfsopspersec);
}
sub show_help {
printf("\nPerl NetApp filer plugin for Nagios\n");
printf("Usage:\n");
printf("
check_netapp [options] <hostname>
Options:
-c snmp-community
-p snmp-port
-o Operations per second warning threshold
-m Operations per second critical threshold
");
printf("Copyright (C)2000 Leland E. Vandervort\n");
printf("check_netapp comes with absolutely NO WARRANTY either implied or explicit\n");
printf("This program is licensed under the terms of the\n");
printf("GNU General Public License\n(check source code for details)\n\n\n");
exit($STATUSCODE{"UNKNOWN"});
}
$status = GetOptions( "community=s", \$community,
"port=i", \$port,
"opsthresh=i", \$opsthresh,
"maxops=i", \$critical );
if($status == 0) {
&show_help;
}
sub SNMPGET {
$OID = shift;
($session,$error) = Net::SNMP->session(
Hostname => $hostname,
Community => $community,
Port => $port
);
if(!defined($session)) {
printf("$state %s\n", $error);
exit($STATUSCODE{$state});
}
if(!defined($response = $session->get_request($OID))) {
printf("$state %s\n", $session->error());
$session->close();
exit($STATUSCODE{$state});
}
$session->close();
return($response->{$OID});
}
$hostname = shift || &show_help;
my $tempcheck = &SNMPGET($OIDLIST{overtemp});
if($tempcheck == 1) {
$state = "OK";
$status_string .= "Temp OK ";
}
else {
$state = "CRITICAL";
$status_string .= "Temp CRIT";
}
foreach $element ('failedfan','failedpsu') {
my $my_return = &SNMPGET($OIDLIST{$element});
if(($my_return =~ /no/) || ($my_return == 0)) {
$status_string .= "$element = $my_return ";
$state = "OK";
}
else {
$status_string .= "$element = $my_return ";
$state = "CRITICAL";
}
}
my $tmp_opssec = &get_nfsops();
if ($tmp_opssec >= $critical) {
$state = "CRITICAL";
}
elsif ($tmp_opssec >= $opsthresh) {
$state = "WARNING";
}
else {
$state = "OK";
}
$status_string .= "Ops\/Sec = $tmp_opssec ";
print "$state $status_string\n";
exit($STATUSCODE{$state});
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