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#!/usr/bin/perl -Tw
# Copyright (C) 2006 Peter Palfrader <peter@palfrader.org>
# Need to allow /usr/local/bin/tw_cli info c0 u0 status in sudoers:
#
# nagios ALL=(ALL) NOPASSWD: /usr/local/bin/tw_cli info c0 u0 status
#
use strict;
use English;
use Getopt::Long;
$ENV{'PATH'} = '/bin:/sbin:/usr/bin:/usr/sbin';
delete @ENV{'IFS', 'CDPATH', 'ENV', 'BASH_ENV'};
my $TW_CLI = '/usr/local/bin/tw_cli';
my $SVN_REVISION_STRING = '$Rev$';
my $SVN_REVISION = $SVN_REVISION =~ /([0-9]+)/;
$SVN_REVISION = 'unknown' unless defined $SVN_REVISION;
my $VERSION = '0.0.0.'.$SVN_REVISION;
# nagios exit codes
my $UNKNOWN = -1;
my $OK = 0;
my $WARNING = 1;
my $CRITICAL = 2;
my $params = {
'no-sudo' => 0,
'controller' => 0,
'unit' => 0
};
Getopt::Long::config('bundling');
if (!GetOptions (
'--help' => \$params->{'help'},
'--version' => \$params->{'version'},
'--verbose' => \$params->{'verbose'},
'--controller=i' => \$params->{'controller'},
'--unit=i' => \$params->{'unit'},
'--no-sudo' => \$params->{'no-sudo'},
)) {
die ("$PROGRAM_NAME: Usage: $PROGRAM_NAME [--help|--version] [--verbose] [--no-sudo] [--controller=<n>] [--unit=<n>]\n");
};
if ($params->{'help'}) {
print "$PROGRAM_NAME: Usage: $PROGRAM_NAME [--help|--version] [--verbose] [--no-sudo] [--controller=<n>] [--unit=<n>]\n";
print "Checks status of 3ware raid arrays.\n";
exit (0);
};
if ($params->{'version'}) {
print "nagios-check-raid-3ware $VERSION\n";
print "nagios check for 3ware raids\n";
print "Copyright (c) 2006 Peter Palfrader <peter\@palfrader.org>\n";
exit (0);
};
$SIG{'__DIE__'} = sub {
print STDERR @_;
exit $UNKNOWN;
};
unless (-e $TW_CLI) {
print "Cannot find '$TW_CLI'.\n";
exit $UNKNOWN;
};
my $sudo = $params->{'no-sudo'} ? '' : 'sudo ';
my $command = "$sudo $TW_CLI info c$params->{'controller'} u$params->{'unit'} status";
print STDERR "Running $command\n" if $params->{'verbose'};
open (TW, "$command|") or die ("Cannot run $command: $!\n");
my @tw=<TW>;
close TW;
if ($CHILD_ERROR) { # program failed
die("$command returned with non-zero exit code: ".($CHILD_ERROR / 256)."\n");
};
my $exit = $UNKNOWN;
my $msg = '';
for my $line (@tw) {
chomp $line;
next if $line =~ /^$/;
my ($device, $status) = $line =~ m#^(/c[0-9]+/u[0-9]+) status = ([A-Z]+)$#;
unless (defined($device) && defined($status)) {
print "Cannot parse line '$line'\n";
exit $UNKNOWN;
};
if ($status eq 'OK') {
$msg .= ($msg eq '' ? '' : '; '). "$device: $status";
$exit = $exit > $OK ? $exit : $OK;
} elsif ($status eq 'DEGRADED') {
$msg .= ($msg eq '' ? '' : '; '). "$device: $status";
$exit = $exit > $CRITICAL ? $exit : $CRITICAL;
} elsif ($status eq 'OFFLINE') {
$msg .= ($msg eq '' ? '' : '; '). "$device: $status";
$exit = $exit > $CRITICAL ? $exit : $CRITICAL;
} else {
$msg .= ($msg eq '' ? '' : '; '). "$device: UNKNOWN STATUS '$status'";
$exit = $exit > $UNKNOWN ? $exit : $UNKNOWN;
};
};
if ($msg eq '') {
$msg = "No devices found";
die ("exit is not UNKNOWN but $exit") if ($exit != $UNKNOWN);
}
print $msg,"\n";
exit $exit;
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