centreon-plugins/apps/vmware/connector/mode/memoryhost.pm

308 lines
10 KiB
Perl

#
# Copyright 2021 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::vmware::connector::mode::memoryhost;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
use centreon::plugins::templates::catalog_functions qw(catalog_status_threshold_ng);
sub custom_status_output {
my ($self, %options) = @_;
return 'status : ' . $self->{result_values}->{status};
}
sub custom_status_calc {
my ($self, %options) = @_;
$self->{result_values}->{status} = $options{new_datas}->{$self->{instance} . '_state'};
return 0;
}
sub custom_usage_perfdata {
my ($self, %options) = @_;
my ($label, $nlabel) = ('used', $self->{nlabel});
my $value_perf = $self->{result_values}->{used};
if (defined($self->{instance_mode}->{option_results}->{free})) {
($label, $nlabel) = ('free', 'host.memory.free.bytes');
$value_perf = $self->{result_values}->{free};
}
my %total_options = ();
if ($self->{instance_mode}->{option_results}->{units} eq '%') {
$total_options{total} = $self->{result_values}->{total};
$total_options{cast_int} = 1;
}
$self->{output}->perfdata_add(
label => $label, unit => 'B',
instances => $self->use_instances(extra_instance => $options{extra_instance}) ? $self->{result_values}->{display} : undef,
nlabel => $nlabel,
value => $value_perf,
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . $self->{thlabel}, %total_options),
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . $self->{thlabel}, %total_options),
min => 0, max => $self->{result_values}->{total}
);
}
sub custom_usage_threshold {
my ($self, %options) = @_;
my ($exit, $threshold_value);
$threshold_value = $self->{result_values}->{used};
$threshold_value = $self->{result_values}->{free} if (defined($self->{instance_mode}->{option_results}->{free}));
if ($self->{instance_mode}->{option_results}->{units} eq '%') {
$threshold_value = $self->{result_values}->{prct_used};
$threshold_value = $self->{result_values}->{prct_free} if (defined($self->{instance_mode}->{option_results}->{free}));
}
$exit = $self->{perfdata}->threshold_check(value => $threshold_value, threshold => [ { label => 'critical-' . $self->{thlabel}, exit_litteral => 'critical' }, { label => 'warning-'. $self->{thlabel}, exit_litteral => 'warning' } ]);
return $exit;
}
sub custom_usage_output {
my ($self, %options) = @_;
my ($total_size_value, $total_size_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{total});
my ($total_used_value, $total_used_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{used});
my ($total_free_value, $total_free_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{free});
my $msg = sprintf(
"Memory 'consumed' Usage Total: %s Used: %s (%.2f%%) Free: %s (%.2f%%)",
$total_size_value . " " . $total_size_unit,
$total_used_value . " " . $total_used_unit, $self->{result_values}->{prct_used},
$total_free_value . " " . $total_free_unit, $self->{result_values}->{prct_free}
);
return $msg;
}
sub custom_usage_calc {
my ($self, %options) = @_;
$self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
$self->{result_values}->{total} = $options{new_datas}->{$self->{instance} . '_total'};
if ($self->{result_values}->{total} <= 0) {
$self->{error_msg} = 'size is 0';
return -20;
}
$self->{result_values}->{used} = $options{new_datas}->{$self->{instance} . '_consumed'};
$self->{result_values}->{free} = $self->{result_values}->{total} - $self->{result_values}->{used};
$self->{result_values}->{prct_used} = $self->{result_values}->{used} * 100 / $self->{result_values}->{total};
$self->{result_values}->{prct_free} = 100 - $self->{result_values}->{prct_used};
return 0;
}
sub custom_overhead_output {
my ($self, %options) = @_;
my ($overhead_value, $overhead_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{overhead});
return sprintf(
"Memory Overhead: %s",
$overhead_value . " " . $overhead_unit
);
}
sub custom_memstate_output {
my ($self, %options) = @_;
return 'Memory state is ' . $self->{result_values}->{mem_state_str};
}
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'host', type => 1, cb_prefix_output => 'prefix_host_output', message_multiple => 'All hosts are ok', skipped_code => { -10 => 1 } }
];
$self->{maps_counters}->{host} = [
{
label => 'status', type => 2, unknown_default => '%{status} !~ /^connected$/i',
set => {
key_values => [ { name => 'state' }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_status_calc'),
closure_custom_output => $self->can('custom_status_output'),
closure_custom_perfdata => sub { return 0; },
closure_custom_threshold_check => \&catalog_status_threshold_ng
}
},
{ label => 'consumed-memory', nlabel => 'host.memory.usage.bytes', set => {
key_values => [ { name => 'display' }, { name => 'consumed' }, { name => 'total' } ],
closure_custom_calc => $self->can('custom_usage_calc'),
closure_custom_output => $self->can('custom_usage_output'),
closure_custom_perfdata => $self->can('custom_usage_perfdata'),
closure_custom_threshold_check => $self->can('custom_usage_threshold')
}
},
{ label => 'overhead-memory', nlabel => 'host.memory.overhead.bytes', set => {
key_values => [ { name => 'overhead' }, { name => 'display' } ],
closure_custom_output => $self->can('custom_overhead_output'),
perfdatas => [
{ label => 'overhead', template => '%s', unit => 'B',
min => 0, label_extra_instance => 1 }
]
}
},
{ label => 'state-memory', nlabel => 'host.memory.state.count', set => {
key_values => [ { name => 'mem_state' }, { name => 'mem_state_str' }, { name => 'display' } ],
closure_custom_output => $self->can('custom_memstate_output'),
perfdatas => [
{ label => 'state', template => '%s',
min => 0, max => 3, label_extra_instance => 1 }
]
}
}
];
}
sub prefix_host_output {
my ($self, %options) = @_;
return "Host '" . $options{instance_value}->{display} . "' : ";
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$options{options}->add_options(arguments => {
'esx-hostname:s' => { name => 'esx_hostname' },
'filter' => { name => 'filter' },
'scope-datacenter:s' => { name => 'scope_datacenter' },
'scope-cluster:s' => { name => 'scope_cluster' },
'units:s' => { name => 'units', default => '%' },
'free' => { name => 'free' },
'no-memory-state' => { name => 'no_memory_state' }
});
return $self;
}
sub manage_selection {
my ($self, %options) = @_;
$self->{host} = {};
my $response = $options{custom}->execute(
params => $self->{option_results},
command => 'memhost'
);
foreach my $host_id (keys %{$response->{data}}) {
my $host_name = $response->{data}->{$host_id}->{name};
$self->{host}->{$host_name} = {
display => $host_name,
state => $response->{data}->{$host_id}->{state},
consumed => $response->{data}->{$host_id}->{'mem.consumed.average'},
overhead => $response->{data}->{$host_id}->{'mem.overhead.average'},
mem_state => $response->{data}->{$host_id}->{mem_state},
mem_state_str => $response->{data}->{$host_id}->{mem_state_str},
total => $response->{data}->{$host_id}->{mem_size}
};
}
}
1;
__END__
=head1 MODE
Check ESX memory usage.
=over 8
=item B<--esx-hostname>
ESX hostname to check.
If not set, we check all ESX.
=item B<--filter>
ESX hostname is a regexp.
=item B<--scope-datacenter>
Search in following datacenter(s) (can be a regexp).
=item B<--scope-cluster>
Search in following cluster(s) (can be a regexp).
=item B<--units>
Units of thresholds (Default: '%') ('%', 'B').
=item B<--free>
Thresholds are on free space left.
=item B<--unknown-status>
Set warning threshold for status (Default: '%{status} !~ /^connected$/i').
Can used special variables like: %{status}
=item B<--warning-status>
Set warning threshold for status (Default: '').
Can used special variables like: %{status}
=item B<--critical-status>
Set critical threshold for status (Default: '').
Can used special variables like: %{status}
=item B<--warning-consumed-memory>
Threshold warning (can use unit option).
=item B<--critical-consumed-memory>
Threshold critical (can use unit option).
=item B<--warning-overhead-memory>
Threshold overhead.
=item B<--critical-overhead-memory>
Threshold critical.
=item B<--warning-state-memory>
Threshold warning. For state != 'high': --warning-state=0
=item B<--critical-state-memory>
Threshold critical. For state != 'high': --warning-state=0
=item B<--no-memory-state>
Don't check memory state.
=back
=cut