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add denyall snmp plugin (#2589)

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qgarnier 2021-02-15 15:02:35 +01:00 committed by GitHub
parent cb5deb82c2
commit 134bdd17e1
3 changed files with 399 additions and 0 deletions
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123
centreon-plugins/network/denyall/snmp/mode/listreverseproxy.pm Normal file
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#
# 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 network::denyall::snmp::mode::listreverseproxy;
use base qw(centreon::plugins::mode);
use strict;
use warnings;
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$options{options}->add_options(arguments => {
});
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::init(%options);
}
my $map_status = { 0 => 'down', 1 => 'ok' };
my $mapping = {
uid => { oid => '.1.3.6.1.4.1.18433.10.1.1.1.8.2.1.2' }, # rpUid
status => { oid => '.1.3.6.1.4.1.18433.10.1.1.1.8.2.1.3', map => $map_status } # rpStatus
};
my $oid_rp_entry = '.1.3.6.1.4.1.18433.10.1.1.1.8.2.1'; # rpEntry
sub manage_selection {
my ($self, %options) = @_;
my $snmp_result = $options{snmp}->get_table(
oid => $oid_rp_entry,
start => $mapping->{uid}->{oid},
end => $mapping->{status}->{oid}
);
my $rps = {};
foreach my $oid (keys %$snmp_result) {
next if ($oid !~ /^$mapping->{uid}->{oid}\.(.*)$/);
my $result = $options{snmp}->map_instance(mapping => $mapping, results => $snmp_result, instance => $1);
$rps->{$1} = $result;
}
return $rps;
}
sub run {
my ($self, %options) = @_;
my $rps = $self->manage_selection(%options);
foreach (sort keys %$rps) {
$self->{output}->output_add(
long_msg => sprintf(
'[uid: %s] [status: %s]',
$rps->{$_}->{uid},
$rps->{$_}->{status}
)
);
}
$self->{output}->output_add(
severity => 'OK',
short_msg => 'List reverse proxies:'
);
$self->{output}->display(nolabel => 1, force_ignore_perfdata => 1, force_long_output => 1);
$self->{output}->exit();
}
sub disco_format {
my ($self, %options) = @_;
$self->{output}->add_disco_format(elements => [keys %$mapping]);
}
sub disco_show {
my ($self, %options) = @_;
my $rps = $self->manage_selection(%options);
foreach (sort keys %$rps) {
$self->{output}->add_disco_entry(
%{$rps->{$_}}
);
}
}
1;
__END__
=head1 MODE
List reverse proxies.
=over 8
=back
=cut

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centreon-plugins/network/denyall/snmp/mode/reverseproxy.pm Normal file
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#
# 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 network::denyall::snmp::mode::reverseproxy;
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 sprintf(
'status: %s',
$self->{result_values}->{status}
);
}
sub rp_long_output {
my ($self, %options) = @_;
return sprintf(
"checking reverse proxy '%s'",
$options{instance_value}->{uid}
);
}
sub prefix_tenant_output {
my ($self, %options) = @_;
return sprintf(
"reverse proxy '%s' ",
$options{instance_value}->{uid}
);
}
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'rps', type => 3, cb_prefix_output => 'prefix_rp_output', cb_long_output => 'rp_long_output',
indent_long_output => ' ', message_multiple => 'All reverse proxies are ok',
group => [
{ name => 'status', type => 0, skipped_code => { -10 => 1 } },
{ name => 'cpu', type => 0, skipped_code => { -10 => 1 } },
{ name => 'memory', type => 0, skipped_code => { -10 => 1 } },
{ name => 'traffic', type => 0, skipped_code => { -10 => 1 } }
]
}
];
$self->{maps_counters}->{status} = [
{
label => 'status', type => 2, critical_default => '%{status} =~ /down/i',
set => {
key_values => [ { name => 'status' }, { name => 'uid' } ],
closure_custom_output => $self->can('custom_status_output'),
closure_custom_perfdata => sub { return 0; },
closure_custom_threshold_check => \&catalog_status_threshold_ng
}
}
];
$self->{maps_counters}->{cpu} = [
{ label => 'cpu-utilization', nlabel => 'reverse_proxy.cpu.utilization.percentage', set => {
key_values => [ { name => 'cpu_usage' } ],
output_template => 'cpu usage: %.2f %%',
perfdatas => [
{ template => '%.2f', unit => '%', min => 0, max => 100, label_extra_instance => 1 }
]
}
}
];
$self->{maps_counters}->{memory} = [
{ label => 'memory-usage', nlabel => 'reverse_proxy.memory.usage.bytes', set => {
key_values => [ { name => 'memory_used' } ],
output_template => 'memory used: %s %s',
output_change_bytes => 1,
perfdatas => [
{ template => '%d', min => 0, unit => 'B', label_extra_instance => 1 }
]
}
}
];
$self->{maps_counters}->{traffic} = [
{ label => 'requests', nlabel => 'reverse_proxy.requests.persecond', set => {
key_values => [ { name => 'requests_psec' } ],
output_template => 'requests: %.2f/s',
perfdatas => [
{ template => '%.2f', min => 0, label_extra_instance => 1 }
]
}
}
];
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options, force_new_perfdata => 1);
bless $self, $class;
$options{options}->add_options(arguments => {
'filter-uid:s' => { name => 'filter_uid' }
});
return $self;
}
my $map_status = { 0 => 'down', 1 => 'ok' };
my $mapping = {
status => { oid => '.1.3.6.1.4.1.18433.10.1.1.1.8.2.1.3', map => $map_status }, # rpStatus
cpu_usage => { oid => '.1.3.6.1.4.1.18433.10.1.1.1.8.2.1.4' }, # rpCpuUsage
memory_used => { oid => '.1.3.6.1.4.1.18433.10.1.1.1.8.2.1.5' }, # rpMemoryUsage (MB)
requests_psec => { oid => '.1.3.6.1.4.1.18433.10.1.1.1.8.2.1.11' } # rpRqstsPrSecond
};
sub manage_selection {
my ($self, %options) = @_;
my $oid_uid = '.1.3.6.1.4.1.18433.10.1.1.1.8.2.1.2'; # rpUid
my $snmp_result = $options{snmp}->get_table(
oid => $oid_uid,
nothing_quit => 1
);
$self->{rps} = {};
foreach (keys %$snmp_result) {
/\.(\d+)$/;
my $instance = $1;
if (defined($self->{option_results}->{filter_uid}) && $self->{option_results}->{filter_uid} ne '' &&
$snmp_result->{$_} !~ /$self->{option_results}->{filter_uid}/) {
$self->{output}->output_add(long_msg => "skipping reverse proxy '" . $snmp_result->{$_} . "'.", debug => 1);
next;
}
$self->{rps}->{ $snmp_result->{$_} } = {
uid => $snmp_result->{$_},
instance => $instance
};
}
return if (scalar(keys %{$self->{rps}}) <= 0);
$options{snmp}->load(
oids => [ map($_->{oid}, values(%$mapping)) ],
instances => [ map($_->{instance}, values(%{$self->{rps}})) ],
instance_regexp => '^(.*)$'
);
$snmp_result = $options{snmp}->get_leef();
foreach (keys %{$self->{rps}}) {
my $result = $options{snmp}->map_instance(mapping => $mapping, results => $snmp_result, instance => $self->{rps}->{$_}->{instance});
$self->{rps}->{$_}->{memory} = { memory_used => $result->{memory_used} * 1024 * 1024 };
$self->{rps}->{$_}->{cpu} = { cpu_usage => $result->{cpu_usage} };
$self->{rps}->{$_}->{status} = { status => $result->{status}, uid => $_ };
$self->{rps}->{$_}->{traffic} = { requests_psec => $result->{requests_psec} };
}
}
1;
__END__
=head1 MODE
Check reverse proxies.
=over 8
=item B<--filter-uid>
Filter reverse proxy by UID (can be a regexp).
=item B<--unknown-status>
Set unknown threshold for status.
Can used special variables like: %{status}, %{uid}
=item B<--warning-status>
Set warning threshold for status.
Can used special variables like: %{status}, %{uid}
=item B<--critical-status>
Set critical threshold for status (Default: '%{status} =~ /down/i').
Can used special variables like: %{status}, %{uid}
=item B<--warning-*> B<--critical-*>
Thresholds.
Can be: 'space-usage-prct', 'space-usage', 'space-usage-free'.
=back
=cut

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centreon-plugins/network/denyall/snmp/plugin.pm Normal file
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#
# 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 network::denyall::snmp::plugin;
use strict;
use warnings;
use base qw(centreon::plugins::script_snmp);
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$self->{version} = '0.1';
%{$self->{modes}} = (
'cpu' => 'snmp_standard::mode::cpu',
'interfaces' => 'snmp_standard::mode::interfaces',
'load' => 'snmp_standard::mode::loadaverage',
'list-interfaces' => 'snmp_standard::mode::listinterfaces',
'list-reverse-proxy' => 'network::denyall::snmp::mode::listreverseproxy',
'list-storages' => 'snmp_standard::mode::liststorages',
'memory' => 'snmp_standard::mode::memory',
'reverse-proxy' => 'network::denyall::snmp::mode::reverseproxy',
'storage' => 'snmp_standard::mode::storage',
'swap' => 'snmp_standard::mode::swap'
);
return $self;
}
1;
__END__
=head1 PLUGIN DESCRIPTION
Check DenyAll in SNMP.
=cut