Annotation of nagios/check_bioctl/check_bioctl, Revision 1.19
1.1 andrew 1: #!/usr/bin/perl -T
1.19 ! andrew 2: # $AFresh1$
1.1 andrew 3: ########################################################################
4: # check_bioctl *** A nagios check for OpenBSD bioctl
1.7 andrew 5: #
1.9 andrew 6: # 2006.07.26 #*#*# andrew fresh <andrew@afresh1.com>
1.1 andrew 7: ########################################################################
8: use strict;
9: use warnings;
1.19 ! andrew 10: use 5.010;
1.1 andrew 11:
1.11 andrew 12: local %ENV = ();
13:
1.16 andrew 14: my $NAGIOS_OUTPUT = 1;
1.1 andrew 15:
1.9 andrew 16: my $License = <<'EOL';
17: Copyright (c) 2009 Andrew Fresh <andrew@afresh1.com>
18: Permission to use, copy, modify, and distribute this software for any
19: purpose with or without fee is hereby granted, provided that the above
20: copyright notice and this permission notice appear in all copies.
21:
22: THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
23: WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
24: MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
25: ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
26: WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
27: ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
28: OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
29: EOL
30:
1.11 andrew 31: my $PROGNAME = 'check_bioctl';
1.10 andrew 32: my $BIOCTL = '/sbin/bioctl';
33:
1.1 andrew 34: use POSIX;
1.10 andrew 35: my $PREFIX;
1.11 andrew 36:
1.10 andrew 37: BEGIN {
38: ## no critic 'warnings'
39: no warnings 'uninitialized';
1.11 andrew 40: $PREFIX = "${PREFIX}" || '/usr/local'; # Magic for OpenBSD ports tree
1.10 andrew 41: }
42: use lib $PREFIX . '/libexec/nagios';
1.9 andrew 43: use utils qw($TIMEOUT %ERRORS &support);
1.1 andrew 44:
1.10 andrew 45: $SIG{'ALRM'} = sub {
1.19 ! andrew 46: say "ERROR: $PROGNAME timeout";
1.11 andrew 47: exit $ERRORS{'UNKNOWN'};
1.10 andrew 48: };
49: alarm($TIMEOUT);
50:
1.1 andrew 51: use Getopt::Long;
52: Getopt::Long::Configure('bundling');
53:
1.3 andrew 54: # This maps the status we get from bioctl to something nagios can use
1.1 andrew 55: my %Status_Map = (
1.7 andrew 56: Online => 'OK',
57: Offline => 'CRITICAL',
58: Degraded => 'CRITICAL',
59: Failed => 'CRITICAL',
60: Building => 'WARNING',
61: Rebuild => 'WARNING',
62: 'Hot spare' => 'OK',
63: Unused => 'OK',
64: Scrubbing => 'WARNING',
65: Invalid => 'CRITICAL',
1.1 andrew 66: );
67:
1.2 andrew 68: my @devices;
1.1 andrew 69: my $opt_h;
70: my $opt_V;
71:
72: #Option checking
73: my $status = GetOptions(
1.7 andrew 74: "version|V" => \$opt_V,
75: "help|h" => \$opt_h,
76: "device|d=s" => \@devices,
1.1 andrew 77: );
78:
1.7 andrew 79: if ( $status == 0 ) {
80: print_help();
81: exit $ERRORS{'OK'};
1.1 andrew 82: }
83:
84: if ($opt_V) {
1.19 ! andrew 85: print_revision();
1.7 andrew 86: exit $ERRORS{'OK'};
1.1 andrew 87: }
88:
1.11 andrew 89: if ( $opt_h || !@devices ) {
1.7 andrew 90: print_help();
91: exit $ERRORS{'OK'};
1.1 andrew 92: }
93:
1.11 andrew 94: my %VOLUMES = read_bioctl( \@devices );
95: my %STATES = check_status( \%VOLUMES );
1.1 andrew 96:
97: my $have_results = 0;
1.15 andrew 98: my $state = 'OK';
1.7 andrew 99: foreach my $error ( sort { $ERRORS{$b} <=> $ERRORS{$a} } keys %ERRORS ) {
1.11 andrew 100: if ( exists $STATES{$error} ) {
1.7 andrew 101: $have_results++;
1.6 andrew 102: $state = $error if $ERRORS{$state} < $ERRORS{$error};
1.5 andrew 103:
1.11 andrew 104: if ($NAGIOS_OUTPUT) {
105: print "$error (" . scalar( @{ $STATES{$error} } ) . ")";
1.8 andrew 106: if ( $error ne 'OK' ) {
1.7 andrew 107: print '<br>';
1.11 andrew 108: print map {" - $_<br>"} @{ $STATES{$error} };
1.7 andrew 109: }
110: }
111: else {
1.11 andrew 112: print "$error (" . scalar( @{ $STATES{$error} } ) . "):\n";
113: print map {" $_\n"} @{ $STATES{$error} };
1.7 andrew 114: }
115: }
1.1 andrew 116: }
1.7 andrew 117: if ( $have_results == 0 ) {
1.19 ! andrew 118: say 'No results found';
1.1 andrew 119: }
120: exit $ERRORS{$state};
121:
1.11 andrew 122: sub read_bioctl {
123: my ($devices) = @_;
124: my %volumes;
125:
126: foreach my $d ( @{$devices} ) {
127: open my $bioctl, q{-|}, $BIOCTL, $d
128: or die "Couldn't open bioctl: $!\n";
1.13 andrew 129: LINE: while ( my $line = <$bioctl> ) {
1.11 andrew 130: my ( $i, $item ) = parse_bioctl_line($line);
1.13 andrew 131: next LINE if !defined $i;
1.11 andrew 132: $volumes{$d}{$i} = $item;
133: }
134: ## no critic 'die'
135: close $bioctl
136: or die $!
137: ? "Error closing bioctl pipe: $!\n"
138: : "Exit status $? from bioctl \n";
139: }
140:
141: foreach my $d ( keys %volumes ) {
142: foreach my $i ( keys %{ $volumes{$d} } ) {
143: my $item = $volumes{$d}{$i};
144: if ( $item->{device} =~ /^\d+:\d+/xms ) {
1.12 andrew 145: $item->{'volume'} = $volumes{$d}{ $item->{volume_id} };
1.11 andrew 146: }
147: }
148: }
149:
150: return %volumes;
151: }
152:
1.19 ! andrew 153: sub parse_bioctl_line {
! 154: ($_) = @_;
! 155: chomp;
! 156:
! 157: my @o = map { s/^\s+|\s+$//g; $_ } split;
! 158: return if $o[0] eq 'Volume';
! 159:
! 160: state $vid = '';
! 161: state $controller;
! 162:
! 163: my $index = "$vid.$o[0]";
! 164: if ( $o[0] !~ /^\d+$/ ) {
! 165: $controller = shift @o;
! 166: $vid = $o[0];
! 167: $index = $vid;
! 168: }
1.11 andrew 169:
1.19 ! andrew 170: return $index, {
! 171: controller => $controller,
! 172: volume_id => $vid,
! 173: id => shift @o,
! 174: status => shift @o,
! 175: size => shift @o,
! 176: device => shift @o,
! 177: name => shift @o,
! 178: description => join ' ', @o,
! 179: };
1.11 andrew 180: }
181:
182: sub check_status {
183: my ($volumes) = @_;
184:
185: my %states;
1.15 andrew 186: foreach my $d ( sort keys %{$volumes} ) {
187: foreach my $i ( sort { $a <=> $b } keys %{ $volumes->{$d} } ) {
188: my $volume = $volumes->{$d}->{$i};
189: my $state = $Status_Map{ $volume->{'status'} } || 'UNKNOWN';
190:
191: push @{ $states{$state} },
192: sprintf(
193: "%5s %-7s %-11s %s",
194: $volume->{'controller'}, $volume->{'device'},
195: $volume->{'status'}, $volume->{'name'}
196: );
1.11 andrew 197: }
198: }
199: return %states;
200: }
201:
1.1 andrew 202: sub print_help {
1.9 andrew 203: print <<"EOL";
1.1 andrew 204: $PROGNAME plugin for Nagios monitors bioctl on OpenBSD
1.2 andrew 205: $PROGNAME -d <device> [ -d <device2> [ -d ... ] ]
1.1 andrew 206:
207: Usage:
208: -d, --device=DEVICE
1.3 andrew 209: DEVICE to check. Can be any device that bioctl(8) accepts
1.1 andrew 210: -h (--help) usage help
211: -V (--version) version information
212:
213: EOL
1.7 andrew 214:
1.19 ! andrew 215: print_revision();
1.9 andrew 216:
217: print $License;
1.11 andrew 218:
219: return 1;
1.1 andrew 220: }
221:
1.9 andrew 222: sub print_revision {
1.19 ! andrew 223: my $rev = '$Revision: 1.18 $';
1.9 andrew 224: $rev =~ s/^\D+([\d\.]+)\D+$/v$1/xms;
225:
1.19 ! andrew 226: say "$PROGNAME $rev";
1.11 andrew 227:
228: return 1;
1.9 andrew 229: }
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