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|
#!/usr/bin/env perl
use autodie;
use strict;
use warnings;
use 5.010;
use Getopt::Long;
use Term::ANSIColor;
my ($data, $cache);
my $status_file = '/var/lib/icinga/status.dat';
my $context;
my ($for_host);
sub read_status_line {
my ($line) = @_;
if ($line =~ / ^ (?<context> \w+) \s+ { /x) {
$context = $+{context};
}
elsif ($line =~ / ^ \t* (?<key> [^=]+ ) = (?<value> .*) $ /x) {
$cache->{$+{key}} = $+{value};
}
elsif ($line =~ / ^ \t* } \s* $ /x) {
given($context) {
when(['info', 'programstatus']) {
$data->{$context} = $cache;
}
when('hoststatus') {
push(@{$data->{hosts}}, $cache);
}
when('servicestatus') {
push(@{$data->{services}->{$cache->{host_name}}}, $cache);
}
when('contactstatus') {
push(@{$data->{contacts}}, $cache);
}
default {
warn("Unknown field in $status_file: $context\n");
}
}
$cache = undef;
}
}
sub read_status {
open(my $fh, '<', $status_file);
while (my $line = <$fh>) {
chomp($line);
read_status_line($line);
}
close($fh);
}
sub state_to_string {
my ($digit) = @_;
given ($digit) {
when(0) { return colored(' OK ', 'black on_green' ) }
when(1) { return colored(' WARNING', 'black on_yellow') }
when(2) { return colored('CRITICAL', 'white on_red' ) }
when(3) { return colored(' UNKNOWN', 'white on_blue' ) }
default { return colored(' ??? ', 'white' ) }
}
}
sub display_service {
my ($s) = @_;
printf(
"%-20.20s %s %s\n",
$s->{service_description},
state_to_string($s->{current_state}),
$s->{plugin_output},
);
}
sub display_host {
my ($host, $all) = @_;
if ($all) {
say "\n$host";
}
foreach my $service (@{$data->{services}->{$host}}) {
if ($all) {
print "\t";
}
display_service($service);
}
}
GetOptions(
'h|host=s' => \$for_host,
);
read_status();
if ($for_host) {
if (exists $data->{services}->{$for_host}) {
display_host($for_host, 0);
}
else {
die("Unknown host: $for_host (You need to use the Alias name)\n");
}
}
else {
foreach my $host (sort keys %{$data->{services}}) {
display_host($host, 1);
}
}
__END__
=head1 NAME
=head1 SYNOPSIS
=head1 DESCRIPTION
=head1 OPTIONS
=head1 EXIT STATUS
=head1 CONFIGURATION
=head1 DEPENDENCIES
=head1 BUGS AND LIMITATIONS
=head1 AUTHOR
Copyright (C) 2010 by Daniel Friesel E<lt>derf@chaosdorf.deE<gt>
=head1 LICENSE
0. You just DO WHAT THE FUCK YOU WANT TO.
|
