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#!/usr/bin/perl -w
# check _physical_ disk status of disks on HP smart array controllers
# requires hpacucli
#
# does _not_ check raid status. use arrayprobe for that.
# Copyright (c) 2008 Peter Palfrader <peter@palfrader.org>
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
use strict;
# nagios exit codes
my %CODE = (
'OK' => 0,
'WARNING' => 1,
'CRITICAL' => 2,
'UNKNOWN' => 3
);
my $EXITCODE = 'OK';
$SIG{'__DIE__'} = sub {
print STDERR @_;
exit $CODE{'UNKNOWN'};
};
sub runcmd($) {
my ($cmd) = @_;
$cmd = "sudo hpacucli $cmd";
open(FH, $cmd."|") or die ("Cannot run $cmd: $!");
my @lines = <FH>;
close FH;
die ("no results from $cmd\n") if (scalar @lines == 0);
return \@lines;
}
sub record($) {
my ($newexit) = @_;
die "code $newexit not defined\n" unless defined $CODE{$newexit};
if ($CODE{$newexit} > $CODE{$EXITCODE}) {
$EXITCODE = $newexit;
};
}
my $ctrlallshow = runcmd("controller all show");
my @controllers;
for (@$ctrlallshow) {
chomp;
next if /^$/;
if (/in Slot ([0-9]+) /) {
push @controllers, $1;
next;
};
die ("Cannot read line '$_' gotten from hpacucli controller all show\n");
};
if (scalar @controllers == 0) {
print "UNKNONW: No smartarray controllers found with hpacucli\n";
exit $CODE{'UNKNOWN'}
};
my @resultstr;
for my $slot (sort @controllers) {
my $pds = runcmd("controller slot=$slot pd all show");
my @drives;
my $nodrives = 0;
my %status;
for (@$pds) {
chomp;
next if /^$/;
next if (/^\S.*in Slot $slot/);
next if /^ *array [A-Z]$/;
if (/^ *(array [A-Z]) \(Failed\)$/) {
record('CRITICAL');
push @{$status{'Failed'}}, $1;
} elsif (/^Error: The specified controller does not have any physical drives on it.$/) {
$nodrives = 1;
} elsif (/^ *physicaldrive (\S+) .* (OK|Predictive Failure|Failed|Rebuilding)(?:, spare)?\)$/) {
my $drive = $1;
my $status = $2;
push @{$status{$status}}, $drive;
if ($status eq 'OK') {
} elsif ($status eq 'Predictive Failure' ||
$status eq 'Rebuilding') {
record('WARNING');
} elsif ($status eq 'Failed') {
record('CRITICAL');
} else {
record('UNKNOWN');
};
push @drives, $drive;
} else {
die ("Cannot read line '$_' gotten from hpacucli controller slot=$slot pd all show\n");
};
};
# Check that all drives have the proper transfer speed.
# sometimes stuff breaks and they fall back to 10mb/sec.
for my $drive (@drives) {
# skip drives that are known to have failed
next if (exists $status{'Failed'} && grep {$drive eq $_} @{$status{'Failed'}});
my $type;
if ($drive =~ /^[0-9]+:[0-9]+$/) { # scsi drives
$type = 'SCSI';
} elsif ($drive =~ /^[0-9]+I:[0-9]+:[0-9]+$/) { # SAS
$type = 'SAS';
} else {
# I'm not going to run pass arguments of unknown form to the shell..
warn ("Unknown diskdrive ID $drive\n");
next;
}
my $pd = runcmd("controller slot=$slot pd $drive show");
while (defined $pd->[0] && !($pd->[0] =~ /physicaldrive/)) {
shift @$pd;
};
shift @$pd;
my %value;
for (@$pd) {
if (m/^\s*(.*?):\s*(.*?)\s*$/) {
$value{$1} = $2;
}
}
my $key;
my $expected;
if ($type eq 'SCSI') {
$key = 'Transfer Speed';
if (!defined $value{'Transfer Mode'}) {
record('WARNING');
push @{$status{'unknown transfer mode'}}, $drive;
next;
} elsif ($value{'Transfer Mode'} eq 'Ultra 3 Wide') {
$expected = '160 MB/Sec';
} elsif ($value{'Transfer Mode'} eq 'Ultra 320 Wide') {
$expected = '320 MB/Sec';
} else {
record('WARNING');
push @{$status{'unknown transfer mode'}}, $drive."(".$value{'Transfer Mode'}.")";
next;
};
} elsif ($type eq 'SAS') {
$key = 'PHY Transfer Rate';
$expected = '3.0GBPS';
} else {
warn "Should not be here. Do not know what to do with type '$type'\n";
next;
}
if (!defined $value{$key}) {
record('WARNING');
push @{$status{'unknown transfer speed'}}, $drive;
} elsif ($value{$key} ne $expected) {
record('WARNING');
push @{$status{'bad transfer speed'}}, $drive."(".$value{$key}.")";
};
};
if ($nodrives && scalar keys %status > 0) {
push @resultstr, "Slot $slot: have no drives but status results?";
record('UNKNOWN');
next;
} elsif ($nodrives) {
push @resultstr, "Slot $slot: no drives";
next;
};
my $cst = runcmd("controller slot=$slot show status");
for (@$cst) {
chomp;
next if /^$/;
next if (/^\S.*in Slot $slot/);
if (/^ *(.*) Status: (.*)$/) {
my $system = $1;
my $status = $2;
push @{$status{$status}}, $system;
if ($status ne 'OK') {
record('WARNING');
};
} else {
die ("Cannot read line '$_' gotten from hpacucli controller slot=$slot show status\n");
};
};
my $status = join(" - ", (map { $_.": ".join(", ", @{$status{$_}}) } keys %status));
push @resultstr, "Slot $slot: $status";
};
print "$EXITCODE: ", join(" --- ", @resultstr), "\n";
exit $CODE{$EXITCODE};
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