centreon-plugins/os/linux/local/mode/packeterrors.pm

301 lines
11 KiB
Perl

#
# Copyright 2020 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 os::linux::local::mode::packeterrors;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
use centreon::plugins::templates::catalog_functions qw(catalog_status_threshold_ng);
use Digest::MD5 qw(md5_hex);
sub custom_status_output {
my ($self, %options) = @_;
return sprintf('status : %s', $self->{result_values}->{status});
}
sub custom_packet_output {
my ($self, %options) = @_;
return sprintf(
'Packet %s %s : %.2f %% (%s)',
ucfirst($self->{result_values}->{type}),
ucfirst($self->{result_values}->{label}),
$self->{result_values}->{result_prct},
$self->{result_values}->{diff_value}
);
}
sub custom_packet_calc {
my ($self, %options) = @_;
$self->{result_values}->{type} = $options{extra_options}->{type};
$self->{result_values}->{label} = $options{extra_options}->{label_ref};
$self->{result_values}->{diff_value} = $options{new_datas}->{$self->{instance} . '_' . $self->{result_values}->{type} . '_' . $self->{result_values}->{label}} -
$options{old_datas}->{$self->{instance} . '_' . $self->{result_values}->{type} . '_' . $self->{result_values}->{label}};
my $diff_total = $options{new_datas}->{$self->{instance} . '_total_' . $self->{result_values}->{label}} -
$options{old_datas}->{$self->{instance} . '_total_' . $self->{result_values}->{label}};
$self->{result_values}->{result_prct} = ($diff_total == 0) ? 0 : ($self->{result_values}->{diff_value} * 100 / $diff_total);
$self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
return 0;
}
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'interface', type => 1, cb_prefix_output => 'prefix_interface_output', message_multiple => 'All interfaces are ok', skipped_code => { -10 => 1 } }
];
$self->{maps_counters}->{interface} = [
{ label => 'status', type => 2, critical_default => '%{status} ne "RU"', set => {
key_values => [ { name => 'status' }, { name => 'display' } ],
closure_custom_output => $self->can('custom_status_output'),
closure_custom_perfdata => sub { return 0; },
closure_custom_threshold_check => \&catalog_status_threshold_ng
}
},
{ label => 'in-discard', set => {
key_values => [ { name => 'discard_in', diff => 1 }, { name => 'total_in', diff => 1 }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_packet_calc'), closure_custom_calc_extra_options => { type => 'discard', label_ref => 'in' },
closure_custom_output => $self->can('custom_packet_output'), output_error_template => 'Discard In : %s',
threshold_use => 'result_prct',
perfdatas => [
{ label => 'packets_discard_in', value => 'result_prct', template => '%.2f', min => 0, max => 100,
unit => '%', label_extra_instance => 1, instance_use => 'display' }
]
}
},
{ label => 'out-discard', set => {
key_values => [ { name => 'discard_out', diff => 1 }, { name => 'total_out', diff => 1 }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_packet_calc'), closure_custom_calc_extra_options => { type => 'discard', label_ref => 'out' },
closure_custom_output => $self->can('custom_packet_output'), output_error_template => 'Discard Out : %s',
threshold_use => 'result_prct',
perfdatas => [
{ label => 'packets_discard_out', value => 'result_prct', template => '%.2f', min => 0, max => 100,
unit => '%', label_extra_instance => 1, instance_use => 'display' }
]
}
},
{ label => 'in-error', set => {
key_values => [ { name => 'error_in', diff => 1 }, { name => 'total_in', diff => 1 }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_packet_calc'), closure_custom_calc_extra_options => { type => 'error', label_ref => 'in' },
closure_custom_output => $self->can('custom_packet_output'), output_error_template => 'Error In : %s',
threshold_use => 'result_prct',
perfdatas => [
{ label => 'packets_error_in', value => 'result_prct', template => '%.2f', min => 0, max => 100,
unit => '%', label_extra_instance => 1, instance_use => 'display' }
]
}
},
{ label => 'out-error', set => {
key_values => [ { name => 'error_out', diff => 1 }, { name => 'total_out', diff => 1 }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_packet_calc'), closure_custom_calc_extra_options => { type => 'error', label_ref => 'out' },
closure_custom_output => $self->can('custom_packet_output'), output_error_template => 'Error In : %s',
threshold_use => 'result_prct',
perfdatas => [
{ label => 'packets_error_out', value => 'result_prct', template => '%.2f', min => 0, max => 100,
unit => '%', label_extra_instance => 1, instance_use => 'display' }
]
}
}
];
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options, statefile => 1);
bless $self, $class;
$options{options}->add_options(arguments => {
'filter-state:s' => { name => 'filter_state', },
'filter-interface:s' => { name => 'filter_interface' },
'no-loopback' => { name => 'no_loopback' }
});
return $self;
}
sub prefix_interface_output {
my ($self, %options) = @_;
return "Interface '" . $options{instance_value}->{display} . "' ";
}
sub do_selection {
my ($self, %options) = @_;
my ($stdout) = $options{custom}->execute_command(
command => 'ip',
command_path => '/sbin',
command_options => '-s addr 2>&1'
);
my $mapping = {
ifconfig => {
get_interface => '^(\S+)(.*?)(\n\n|\n$)',
total => 'RX packets:(\d+).*?TX packets:(\d+)',
discard_in => 'RX packets:\d+\s+?errors:\d+\s+?dropped:(\d+)',
discard_out => 'TX packets:\d+\s+?errors:\d+\s+?dropped:(\d+)',
error_in => 'RX packets:\d+\s+?errors:(\d+)',
error_out => 'TX packets:\d+\s+?errors:(\d+)',
},
iproute => {
get_interface => '^\d+:\s+(\S+)(.*?)(?=\n\d|\Z$)',
total => 'RX:\s+bytes\s+packets.*?\d+\s+(\d+).*?TX:\s+bytes\s+packets.*?\d+\s+(\d+)',
discard_in => 'RX:.*?dropped.*?\d+.*?\d+.*?\d+.*?(\d+)',
discard_out => 'TX:.*?dropped.*?\d+.*?\d+.*?\d+.*?(\d+)',
error_in => 'RX:.*?errors.*?\d+.*?\d+.*?(\d+)',
error_out => 'TX:.*?errors.*?\d+.*?\d+.*?(\d+)',
},
};
my $type = 'ifconfig';
if ($stdout =~ /^\d+:\s+\S+:\s+</ms) {
$type = 'iproute';
}
$self->{interface} = {};
while ($stdout =~ /$mapping->{$type}->{get_interface}/msg) {
my ($interface_name, $values) = ($1, $2);
my $states = '';
$states .= 'R' if ($values =~ /RUNNING|LOWER_UP/ms);
$states .= 'U' if ($values =~ /UP/ms);
$interface_name =~ s/:$//;
next if (defined($self->{option_results}->{no_loopback}) && $values =~ /LOOPBACK/ms);
next if (defined($self->{option_results}->{filter_state}) && $self->{option_results}->{filter_state} ne '' &&
$states !~ /$self->{option_results}->{filter_state}/);
next if (defined($self->{option_results}->{filter_interface}) && $self->{option_results}->{filter_interface} ne '' &&
$interface_name !~ /$self->{option_results}->{filter_interface}/);
$self->{interface}->{$interface_name} = {
display => $interface_name,
status => $states,
};
if ($values =~ /$mapping->{$type}->{total}/msi) {
$self->{interface}->{$interface_name}->{total_in} = $1;
$self->{interface}->{$interface_name}->{total_out} = $2;
}
foreach ('discard_in', 'discard_out', 'error_in', 'error_out') {
if ($values =~ /$mapping->{$type}->{$_}/msi) {
$self->{interface}->{$interface_name}->{$_} = $1;
}
}
}
if (scalar(keys %{$self->{interface}}) <= 0) {
$self->{output}->add_option_msg(short_msg => "No interface found.");
$self->{output}->option_exit();
}
}
sub manage_selection {
my ($self, %options) = @_;
$self->do_selection(custom => $options{custom});
$self->{cache_name} = 'cache_linux_local_' . $options{custom}->get_identifier() . '_' . $self->{mode} . '_' .
(defined($self->{option_results}->{filter_counters}) ? md5_hex($self->{option_results}->{filter_counters}) : md5_hex('all')) . '_' .
(defined($self->{option_results}->{filter_interface}) ? md5_hex($self->{option_results}->{filter_interface}) : md5_hex('all'));
}
1;
__END__
=head1 MODE
Check packets errors and discards on interfaces.
Command used: /sbin/ip -s addr 2>&1
=over 8
=item B<--remote>
Execute command remotely in 'ssh'.
=item B<--hostname>
Hostname to query (need --remote).
=item B<--ssh-option>
Specify multiple options like the user (example: --ssh-option='-l=centreon-engine' --ssh-option='-p=52').
=item B<--ssh-path>
Specify ssh command path (default: none)
=item B<--ssh-command>
Specify ssh command (default: 'ssh'). Useful to use 'plink'.
=item B<--timeout>
Timeout in seconds for the command (Default: 30).
=item B<--sudo>
Use 'sudo' to execute the command.
=item B<--command>
Command to get information (Default: 'ip').
Can be changed if you have output in a file.
=item B<--command-path>
Command path (Default: '/sbin').
=item B<--command-options>
Command options (Default: '-s addr 2>&1').
=item B<--warning-*>
Threshold warning in percent of total packets. Can be:
in-error, out-error, in-discard, out-discard
=item B<--critical-*>
Threshold critical in percent of total packets. Can be:
in-error, out-error, in-discard, out-discard
=item B<--filter-interface>
Filter interface name (regexp can be used).
=item B<--filter-state>
Filter filesystem type (regexp can be used).
=item B<--no-loopback>
Don't display loopback interfaces.
=back
=cut