//Monitoring -> //god/Monitoring

1 files changed, 115 insertions, 0 deletions

diff --git a/god/Monitoring/nagios/plugins/check_linux_raid b/god/Monitoring/nagios/plugins/check_linux_raid
new file mode 100755
index 00000000..ab982cd6
--- /dev/null
+++ b/god/Monitoring/nagios/plugins/check_linux_raid
@@ -0,0 +1,115 @@
+#!/usr/bin/perl -w
+
+# Copyright (c) 2002 ISOMEDIA, Inc.
+# originally written by Steve Milton
+# later updates by sean finney <seanius@seanius.net>
+#
+# 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
+#
+# Usage:   check_raid [raid-name]
+# Example: check_raid md0
+#	  WARNING md0 status=[UUU_U], recovery=46.4%, finish=123.0min
+
+use strict;
+use lib "/usr/lib/nagios/plugins";
+use utils qw(%ERRORS);
+
+# die with an error if we're not on Linux
+if ($^O ne 'linux') {
+    print "This plugin only applicable on Linux.\n";
+    exit $ERRORS{'UNKNOWN'};
+}
+
+sub max_state($$){
+	my ($a, $b) = @_;
+	if ($a eq "CRITICAL" || $b eq "CRITICAL") { return "CRITICAL"; } 
+	elsif ($a eq "WARNING" || $b eq "WARNING") { return "WARNING"; }
+	elsif ($a eq "OK" || $b eq "OK") { return "OK"; }
+	elsif ($a eq "UNKNOWN" || $b eq "UNKNOWN") { return "UNKNOWN"; }
+	elsif ($a eq "DEPENDENT" || $b eq "DEPENDENT") { return "DEPENDENT"; }
+	return "UNKNOWN";
+}
+
+my $nextdev;
+if(defined $ARGV[0]) { $nextdev = shift; }
+else { $nextdev = "md[0-9]+"; }
+
+my $code = "UNKNOWN";
+my $msg = "";
+my %status;
+my %recovery;
+my %finish;
+my %active;
+my %devices;
+
+while(defined $nextdev){
+	open (MDSTAT, "< /proc/mdstat") or die "Failed to open /proc/mdstat";
+	my $device = undef;
+	while(<MDSTAT>) {
+		if (defined $device) {
+			if (/(\[[_U]+\])/) {
+				$status{$device} = $1;
+			} elsif (/recovery = (.*?)\s/) {  
+				$recovery{$device} = $1;
+				($finish{$device}) = /finish=(.*?min)/;
+				$device=undef;
+			} elsif (/^\s*$/) {
+				$device=undef;
+			}
+		} elsif (/^($nextdev)\s*:/) {
+			$device=$1;
+			$devices{$device}=$device;
+			if (/\sactive/) {
+				$status{$device} = ''; # Shall be filled later if available
+				$active{$device} = 1;
+			}
+		}
+	}
+	$nextdev = shift;
+}
+
+foreach my $k (sort keys %devices){
+	if (!exists($status{$k})) {
+		$msg .= sprintf " %s inactive with no status information.",
+			$devices{$k};
+		$code = max_state($code, "CRITICAL");
+	} elsif ($status{$k} =~ /_/) {
+		if (defined $recovery{$k}) {
+			$msg .= sprintf " %s status=%s, recovery=%s, finish=%s.",
+				$devices{$k}, $status{$k}, $recovery{$k}, $finish{$k};
+			$code = max_state($code, "WARNING");
+		} else {
+			$msg .= sprintf " %s status=%s.", $devices{$k}, $status{$k};
+			$code = max_state($code, "CRITICAL");
+		}
+	} elsif ($status{$k} =~ /U+/) {
+		$msg .= sprintf " %s status=%s.", $devices{$k}, $status{$k};
+		$code = max_state($code, "OK");
+	} else {
+		if ($active{$k}) {
+			$msg .= sprintf " %s active with no status information.",
+				$devices{$k};
+			$code = max_state($code, "OK");
+		} else {
+			# This should't run anymore, but is left as a catch-all
+			$msg .= sprintf " %s does not exist.\n", $devices{$k};
+			$code = max_state($code, "CRITICAL");
+		}
+	}
+}
+
+print $code, $msg, "\n";
+exit ($ERRORS{$code});
+