mirror of
https://github.com/centreon/centreon-plugins.git
synced 2025-04-08 17:06:05 +02:00
enh(infoblox/snmp): dhcp-usage mode - add cache option (#3215)
This commit is contained in:
qgarnier
GitHub
parent
180f3fcaa8
commit
c01470e857
@ -24,18 +24,19 @@ use base qw(centreon::plugins::templates::counter);
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use strict;
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use warnings;
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use centreon::plugins::statefile;
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use Digest::MD5 qw(md5_hex);
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sub prefix_global_output {
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my ($self, %options) = @_;
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return "Total ";
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return 'Total ';
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}
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sub prefix_dhcp_output {
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my ($self, %options) = @_;
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return "Subnet '" . $options{instance_value}->{display} . "' ";
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return "Subnet '" . $options{instance_value}->{name} . "' ";
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}
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sub set_counters {
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@ -73,10 +74,10 @@ sub set_counters {
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$self->{maps_counters}->{dhcp} = [
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{ label => 'subnet-used', nlabel => 'subnet.addresses.usage.percentage', set => {
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key_values => [ { name => 'ibDHCPSubnetPercentUsed' }, { name => 'display' } ],
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key_values => [ { name => 'subnet_used' }, { name => 'name' } ],
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output_template => 'used: %.2f %%',
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perfdatas => [
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{ template => '%.2f', min => 0, max => 100, unit => '%', label_extra_instance => 1, instance_use => 'display' }
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{ template => '%.2f', min => 0, max => 100, unit => '%', label_extra_instance => 1, instance_use => 'name' }
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]
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}
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}
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@ -89,12 +90,25 @@ sub new {
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bless $self, $class;
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$options{options}->add_options(arguments => {
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'filter-name:s' => { name => 'filter_name' }
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'filter-name:s' => { name => 'filter_name' },
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'cache' => { name => 'cache' },
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'cache-time:s' => { name => 'cache_time', default => 180 }
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});
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$self->{lcache} = centreon::plugins::statefile->new(%options);
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return $self;
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}
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sub check_options {
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my ($self, %options) = @_;
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$self->SUPER::check_options(%options);
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if (defined($self->{option_results}->{cache})) {
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$self->{lcache}->check_options(option_results => $self->{option_results});
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}
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}
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my $mapping = {
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ibDhcpTotalNoOfDiscovers => { oid => '.1.3.6.1.4.1.7779.3.1.1.4.1.3.1' },
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ibDhcpTotalNoOfRequests => { oid => '.1.3.6.1.4.1.7779.3.1.1.4.1.3.2' },
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@ -107,32 +121,57 @@ my $mapping = {
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ibDhcpTotalNoOfOthers => { oid => '.1.3.6.1.4.1.7779.3.1.1.4.1.3.9' }
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};
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my $mapping2 = {
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ibDHCPSubnetNetworkAddress => { oid => '.1.3.6.1.4.1.7779.3.1.1.4.1.1.1.1' },
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ibDHCPSubnetNetworkMask => { oid => '.1.3.6.1.4.1.7779.3.1.1.4.1.1.1.2' },
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ibDHCPSubnetPercentUsed => { oid => '.1.3.6.1.4.1.7779.3.1.1.4.1.1.1.3' }
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address => { oid => '.1.3.6.1.4.1.7779.3.1.1.4.1.1.1.1' }, # ibDHCPSubnetNetworkAddress
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mask => { oid => '.1.3.6.1.4.1.7779.3.1.1.4.1.1.1.2' } # ibDHCPSubnetNetworkMask
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};
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my $oid_ibDHCPStatistics = '.1.3.6.1.4.1.7779.3.1.1.4.1.3';
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my $oid_ibDHCPSubnetEntry = '.1.3.6.1.4.1.7779.3.1.1.4.1.1.1';
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my $oid_subnet_prct_used = '.1.3.6.1.4.1.7779.3.1.1.4.1.1.1.3'; # ibDHCPSubnetPercentUsed
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sub get_snmp_subnets {
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my ($self, %options) = @_;
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return $options{snmp}->get_table(
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oid => $oid_ibDHCPSubnetEntry,
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end => $mapping2->{mask}->{oid},
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nothing_quit => 1
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);
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}
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sub get_subnets {
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my ($self, %options) = @_;
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my $subnets;
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if (defined($self->{option_results}->{cache})) {
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my $has_cache_file = $self->{lcache}->read(statefile => 'infoblox_cache_' . $self->{mode} . '_' . $options{snmp}->get_hostname() . '_' . $options{snmp}->get_port());
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my $infos = $self->{lcache}->get(name => 'infos');
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if ($has_cache_file == 0 ||
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!defined($infos->{updated}) ||
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((time() - $infos->{updated}) > (($self->{option_results}->{cache_time}) * 60))) {
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$subnets = $self->get_snmp_subnets(snmp => $options{snmp});
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$self->{lcache}->write(data => { updated => time(), snmp_result => $subnets });
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} else {
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$subnets = $infos->{snmp_result};
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}
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} else {
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$subnets = $self->get_snmp_subnets(snmp => $options{snmp});
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}
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return $subnets;
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}
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sub manage_selection {
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my ($self, %options) = @_;
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my $snmp_result = $options{snmp}->get_multiple_table(
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oids => [
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{ oid => $oid_ibDHCPStatistics },
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{ oid => $oid_ibDHCPSubnetEntry }
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],
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nothing_quit => 1
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);
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my $subnets = $self->get_subnets(snmp => $options{snmp});
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$self->{dhcp} = {};
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foreach my $oid (keys %{$snmp_result->{$oid_ibDHCPSubnetEntry}}) {
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next if ($oid !~ /^$mapping2->{ibDHCPSubnetNetworkAddress}->{oid}\.(.*)$/);
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foreach my $oid (keys %$subnets) {
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next if ($oid !~ /^$mapping2->{address}->{oid}\.(.*)$/);
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my $instance = $1;
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my $result = $options{snmp}->map_instance(mapping => $mapping2, results => $snmp_result->{$oid_ibDHCPSubnetEntry}, instance => $instance);
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my $result = $options{snmp}->map_instance(mapping => $mapping2, results => $subnets, instance => $instance);
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my $name = $result->{ibDHCPSubnetNetworkAddress} . '/' . $result->{ibDHCPSubnetNetworkMask};
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my $name = $result->{address} . '/' . $result->{mask};
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if (defined($self->{option_results}->{filter_name}) && $self->{option_results}->{filter_name} ne '' &&
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$name !~ /$self->{option_results}->{filter_name}/) {
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$self->{output}->output_add(long_msg => "skipping '" . $name . "': no matching filter.", debug => 1);
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@ -140,12 +179,28 @@ sub manage_selection {
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}
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$self->{dhcp}->{$instance} = {
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display => $name,
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name => $name,
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%$result
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};
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}
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$self->{global} = $options{snmp}->map_instance(mapping => $mapping, results => $snmp_result->{$oid_ibDHCPStatistics}, instance => 0);
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$options{snmp}->load(
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oids => [ map($_->{oid}, values(%$mapping)) ],
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instances => [0],
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instance_regexp => '^(.*)$'
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);
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$options{snmp}->load(
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oids => [$oid_subnet_prct_used],
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instances => [ map($_, keys(%{$self->{dhcp}})) ],
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instance_regexp => '^(.*)$'
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);
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my $snmp_result = $options{snmp}->get_leef();
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foreach (keys %{$self->{dhcp}}) {
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$self->{dhcp}->{$_}->{subnet_used} = $snmp_result->{ $oid_subnet_prct_used . '.' . $_ }
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if (defined($snmp_result->{ $oid_subnet_prct_used . '.' . $_ }));
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}
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$self->{global} = $options{snmp}->map_instance(mapping => $mapping, results => $snmp_result, instance => 0);
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$self->{cache_name} = 'infoblox_' . $self->{mode} . '_' . $options{snmp}->get_hostname() . '_' . $options{snmp}->get_port() . '_' .
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(defined($self->{option_results}->{filter_counters}) ? md5_hex($self->{option_results}->{filter_counters}) : md5_hex('all')) . '_' .
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@ -171,6 +226,14 @@ Example: --filter-counters='total-requests'
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Filter dhcp subnet name (can be a regexp).
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=item B<--cache>
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Use cache file to store subnets.
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=item B<--cache-time>
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Time in minutes before reloading cache file (default: 180).
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=item B<--warning-*>
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ibDhcpTotalNoOfDiscovers
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116
network/infoblox/snmp/mode/listdhcpsubnets.pm
Normal file
116
network/infoblox/snmp/mode/listdhcpsubnets.pm
Normal file
@ -0,0 +1,116 @@
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#
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# Copyright 2021 Centreon (http://www.centreon.com/)
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#
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# Centreon is a full-fledged industry-strength solution that meets
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# the needs in IT infrastructure and application monitoring for
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# service performance.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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package network::infoblox::snmp::mode::listdhcpsubnets;
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use base qw(centreon::plugins::mode);
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use strict;
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use warnings;
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sub new {
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my ($class, %options) = @_;
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my $self = $class->SUPER::new(package => __PACKAGE__, %options);
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bless $self, $class;
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$options{options}->add_options(arguments => {
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});
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return $self;
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}
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sub check_options {
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my ($self, %options) = @_;
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$self->SUPER::init(%options);
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}
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my $mapping = {
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address => { oid => '.1.3.6.1.4.1.7779.3.1.1.4.1.1.1.1' }, # ibDHCPSubnetNetworkAddress
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mask => { oid => '.1.3.6.1.4.1.7779.3.1.1.4.1.1.1.2' } # ibDHCPSubnetNetworkMask
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};
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my $oid_ibDHCPSubnetEntry = '.1.3.6.1.4.1.7779.3.1.1.4.1.1.1';
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sub manage_selection {
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my ($self, %options) = @_;
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my $snmp_result = $options{snmp}->get_table(
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oid => $oid_ibDHCPSubnetEntry,
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end => $mapping->{mask}->{oid},
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);
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my $subnets = {};
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foreach my $oid (keys %$snmp_result) {
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next if ($oid !~ /^$mapping->{address}->{oid}\.(.*)$/);
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$subnets->{$1} = $options{snmp}->map_instance(mapping => $mapping, results => $snmp_result, instance => $1);
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}
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return $subnets;
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}
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sub run {
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my ($self, %options) = @_;
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my $subnets = $self->manage_selection(%options);
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foreach (keys %$subnets) {
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$self->{output}->output_add(
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long_msg => sprintf(
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'[address: %s][mask: %s]',
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$subnets->{$_}->{address},
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$subnets->{$_}->{mask}
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)
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);
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}
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$self->{output}->output_add(
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severity => 'OK',
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short_msg => 'List subnets:'
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);
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$self->{output}->display(nolabel => 1, force_ignore_perfdata => 1, force_long_output => 1);
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$self->{output}->exit();
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}
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sub disco_format {
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my ($self, %options) = @_;
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$self->{output}->add_disco_format(elements => ['address', 'mask']);
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}
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sub disco_show {
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my ($self, %options) = @_;
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my $subnets = $self->manage_selection(%options);
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foreach (keys %$subnets) {
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$self->{output}->add_disco_entry(%{$subnets->{$_}});
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}
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}
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1;
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__END__
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=head1 MODE
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List DHCP subnets.
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=over 8
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=back
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=cut
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@ -31,12 +31,13 @@ sub new {
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$self->{version} = '1.0';
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$self->{modes} = {
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'dhcp-usage' => 'network::infoblox::snmp::mode::dhcpusage',
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'dns-usage' => 'network::infoblox::snmp::mode::dnsusage',
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'interfaces' => 'snmp_standard::mode::interfaces',
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'list-interfaces' => 'snmp_standard::mode::listinterfaces',
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'services' => 'network::infoblox::snmp::mode::services',
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'system' => 'network::infoblox::snmp::mode::system'
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'dhcp-usage' => 'network::infoblox::snmp::mode::dhcpusage',
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'dns-usage' => 'network::infoblox::snmp::mode::dnsusage',
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'interfaces' => 'snmp_standard::mode::interfaces',
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'list-dhcp-subnets' => 'network::infoblox::snmp::mode::listdhcpsubnets',
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'list-interfaces' => 'snmp_standard::mode::listinterfaces',
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'services' => 'network::infoblox::snmp::mode::services',
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'system' => 'network::infoblox::snmp::mode::system'
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};
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return $self;
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