centreon-plugins/apps/iis/wsman/mode/applicationpoolstate.pm

209 lines
8.0 KiB
Perl

#
# Copyright 2019 Centreon (http://www.centreon.com/)
#
# Centreon is a full-fledged industry-strength solution that meets
# the needs in IT infrastructure and application monitoring for
# service performance.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
package apps::iis::wsman::mode::applicationpoolstate;
use base qw(centreon::plugins::mode);
use strict;
use warnings;
my %state_map = (
1 => 'started',
2 => 'starting',
3 => 'stopped',
4 => 'stopping'
);
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$self->{version} = '1.0';
$options{options}->add_options(arguments =>
{
"warning" => { name => 'warning', },
"critical" => { name => 'critical', },
"pools:s" => { name => 'pools', },
"auto" => { name => 'auto', },
"exclude:s" => { name => 'exclude', },
});
$self->{pools_rules} = {};
$self->{wql_filter} = '';
$self->{threshold} = 'CRITICAL';
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::init(%options);
if (!defined($self->{option_results}->{pools}) && !defined($self->{option_results}->{auto})) {
$self->{output}->add_option_msg(short_msg => "Need to specify at least '--pools' or '--auto' option.");
$self->{output}->option_exit();
}
if (defined($self->{option_results}->{pools})) {
my $append = '';
foreach my $rule (split /,/, $self->{option_results}->{pools}) {
if ($rule !~ /^([^\!=]*)(\!=|=){0,1}(.*){0,1}/) {
$self->{output}->add_option_msg(short_msg => "Wrong rule in --pools option: " . $rule);
$self->{output}->option_exit();
}
if (!defined($1) || $1 eq '') {
$self->{output}->add_option_msg(short_msg => "Need pool name for rule: " . $rule);
$self->{output}->option_exit();
}
my $poolname = $1;
my $operator = defined($2) && $2 ne '' ? $2 : '!=';
my $state = defined($3) && $3 ne '' ? lc($3) : 'starting';
if ($operator !~ /^(=|\!=)$/) {
$self->{output}->add_option_msg(short_msg => "Wrong operator for rule: " . $rule . ". Should be '=' or '!='.");
$self->{output}->option_exit();
}
if ($state !~ /^(started|starting|stopped|stopping)$/i) {
$self->{output}->add_option_msg(short_msg => "Wrong state for rule: " . $rule . ". See help for available state.");
$self->{output}->option_exit();
}
$self->{service_rules}->{$poolname} = {operator => $operator, state => $state};
$self->{wql_filter} .= $append . "Name = '" . $poolname . "'";
$append = ' Or ';
}
if ($self->{wql_filter} eq '') {
$self->{output}->add_option_msg(short_msg => "Need to specify one rule for --pools option.");
$self->{output}->option_exit();
}
}
$self->{threshold} = 'WARNING' if (defined($self->{option_results}->{warning}));
$self->{threshold} = 'CRITICAL' if (defined($self->{option_results}->{critical}));
}
sub check_auto {
my ($self, %options) = @_;
$self->{result} = $self->{wsman}->request(uri => 'http://schemas.microsoft.com/wbem/wsman/1/wmi/root/MicrosoftIISv2/*',
wql_filter => "Select AppPoolState, Name From IIsApplicationPoolSetting Where AppPoolAutoStart = 'true'",
result_type => 'hash',
hash_key => 'Name');
foreach my $name (sort(keys %{$self->{result}})) {
if (defined($self->{option_results}->{exclude}) && $self->{option_results}->{exclude} ne '' && $self->{result}->{$name}->{Name} =~ /$self->{option_results}->{exclude}/) {
$self->{output}->output_add(long_msg => "Skipping pool '" . $self->{result}->{$name}->{Name} . "'");
next;
}
$self->{output}->output_add(long_msg => "Pool '" . $self->{result}->{$name}->{Name} . "' state: " . $state_map{$self->{result}->{$name}->{AppPoolState}});
if ($state_map{$self->{result}->{$name}->{AppPoolState}} !~ /^starting$/i) {
$self->{output}->output_add(severity => $self->{threshold},
short_msg => "Service '" . $self->{result}->{$name}->{Name} . "' is " . $state_map{$self->{result}->{$name}->{AppPoolState}});
}
}
}
sub check {
my ($self, %options) = @_;
$self->{result} = $self->{wsman}->request(uri => 'http://schemas.microsoft.com/wbem/wsman/1/wmi/root/MicrosoftIISv2/*',
wql_filter => 'Select AppPoolState, Name From IIsApplicationPoolSetting Where ' . $self->{wql_filter},
result_type => 'hash',
hash_key => 'Name');
foreach my $name (sort(keys %{$self->{service_rules}})) {
if (!defined($self->{result}->{$name})) {
$self->{output}->output_add(severity => 'UNKNOWN',
short_msg => "Pool '" . $name . "' not found");
next;
}
$self->{output}->output_add(long_msg => "Pool '" . $name . "' state: " . $state_map{$self->{result}->{$name}->{AppPoolState}});
if ($self->{service_rules}->{$name}->{operator} eq '=' &&
$state_map{$self->{result}->{$name}->{AppPoolState}} eq $self->{service_rules}->{$name}->{state}) {
$self->{output}->output_add(severity => $self->{threshold},
short_msg => "Pool '" . $self->{result}->{$name}->{Name} . "' is " . $state_map{$self->{result}->{$name}->{AppPoolState}});
} elsif ($self->{service_rules}->{$name}->{operator} eq '!=' &&
$state_map{$self->{result}->{$name}->{AppPoolState}} ne $self->{service_rules}->{$name}->{state}) {
$self->{output}->output_add(severity => $self->{threshold},
short_msg => "Service '" . $self->{result}->{$name}->{Name} . "' is " . $state_map{$self->{result}->{$name}->{AppPoolState}});
}
}
}
sub run {
my ($self, %options) = @_;
# $options{wsman} = wsman object
$self->{wsman} = $options{wsman};
$self->{output}->output_add(severity => 'OK',
short_msg => 'All application pools are ok');
if (defined($self->{option_results}->{auto})) {
$self->check_auto();
} else {
$self->check();
}
$self->{output}->display();
$self->{output}->exit();
}
1;
__END__
=head1 MODE
Check IIS Application Pools State.
Need to install IIS WMI provider by installing the IIS Management Scripts and Tools component (compatibility IIS 6.0).
=over 8
=item B<--warning>
Return warning.
=item B<--critical>
Return critical.
=item B<--pools>
Application Pool to monitor.
Syntax: [pool_name[[=|!=]state]],...
Available states are:
- 'started',
- 'starting',
- 'stopped',
- 'stopping'
=item B<--auto>
Return threshold for auto start pools not starting.
=item B<--exclude>
Exclude some pool for --auto option (Can be a regexp).
=back
=cut