253 lines
10 KiB
Perl
253 lines
10 KiB
Perl
#
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# Copyright 2018 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 apps::varnish::local::mode::sessions;
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use base qw(centreon::plugins::templates::counter);
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use strict;
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use warnings;
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use Digest::MD5 qw(md5_hex);
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use JSON;
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sub set_counters {
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my ($self, %options) = @_;
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$self->{maps_counters_type} = [
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{ name => 'sessions', type => 0, skipped_code => { -10 => 1 } },
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];
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$self->{maps_counters}->{sessions} = [
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{ label => 'accepted', set => {
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key_values => [ { name => 'sess_conn', diff => 1 } ],
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output_template => 'Session accepted: %.2f/s', output_error_template => "Session accepted: %s",
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per_second => 1,
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perfdatas => [
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{ label => 'sess_conn', value => 'sess_conn_per_second', template => '%.2f',
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min => 0 },
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],
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}
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},
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{ label => 'dropped', set => {
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key_values => [ { name => 'sess_drop', diff => 1 } ],
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output_template => 'Session dropped: %.2f/s', output_error_template => "Session dropped: %s",
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per_second => 1,
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perfdatas => [
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{ label => 'sess_drop', value => 'sess_drop_per_second', template => '%.2f',
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min => 0 },
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],
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}
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},
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{ label => 'failed', set => {
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key_values => [ { name => 'sess_fail', diff => 1 } ],
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output_template => 'Session fail: %.2f/s', output_error_template => "Session fail: %s",
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per_second => 1,
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perfdatas => [
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{ label => 'sess_fail', value => 'sess_fail_per_second', template => '%.2f',
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min => 0 },
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],
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}
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},
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{ label => 'pipeoverflow', set => {
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key_values => [ { name => 'sess_pipe_overflow', diff => 1 } ],
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output_template => 'Sessions pipe overflow: %.2f/s', output_error_template => "Sessions pipe overflow: %s",
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per_second => 1,
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perfdatas => [
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{ label => 'sess_pipe_overflow', value => 'sess_pipe_overflow_per_second', template => '%.2f',
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min => 0 },
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],
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}
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},
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{ label => 'queued', set => {
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key_values => [ { name => 'sess_queued' , diff => 1 } ],
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output_template => 'Session queued: %.2f/s', output_error_template => "Session queued: %s",
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per_second => 1,
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perfdatas => [
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{ label => 'sess_queued', value => 'sess_queued_per_second', template => '%.2f',
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min => 0 },
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],
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}
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},
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{ label => 'dropped', set => {
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key_values => [ { name => 'sess_dropped' , diff => 1 } ],
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output_template => 'Session dropped: %.2f/s', output_error_template => "Session dropped: %s",
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per_second => 1,
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perfdatas => [
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{ label => 'sess_dropped', value => 'sess_dropped_per_second', template => '%.2f',
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min => 0 },
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],
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}
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},
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{ label => 'readahead', set => {
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key_values => [ { name => 'sess_readahead' , diff => 1 } ],
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output_template => 'Session readahead: %.2f/s', output_error_template => "Session readahead: %s",
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per_second => 1,
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perfdatas => [
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{ label => 'sess_readahead', value => 'sess_readahead_per_second', template => '%.2f',
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min => 0 },
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],
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}
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},
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{ label => 'closed', set => {
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key_values => [ { name => 'sess_closed' , diff => 1 } ],
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output_template => 'Session closed: %.2f/s', output_error_template => "Session closed: %s",
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per_second => 1,
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perfdatas => [
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{ label => 'sess_closed', value => 'sess_closed_per_second', template => '%.2f',
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min => 0 },
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],
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}
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},
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{ label => 'herd', set => {
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key_values => [ { name => 'sess_herd' , diff => 1 } ],
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output_template => 'Session herd: %.2f/s', output_error_template => "Session herd: %s",
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per_second => 1,
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perfdatas => [
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{ label => 'sess_herd', value => 'sess_herd_per_second', template => '%.2f',
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min => 0 },
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],
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}
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},
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{ label => 'linger', set => {
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key_values => [ { name => 'sess_linger' , diff => 1 } ],
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output_template => 'Session linger: %.2f/s', output_error_template => "Session linger: %s",
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per_second => 1,
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perfdatas => [
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{ label => 'sess_linger', value => 'sess_linger_per_second', template => '%.2f',
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min => 0 },
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],
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}
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},
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{ label => 'pipeline', set => {
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key_values => [ { name => 'sess_pipeline' , diff => 1 } ],
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output_template => 'Session pipeline: %.2f/s', output_error_template => "Session pipeline: %s",
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per_second => 1,
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perfdatas => [
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{ label => 'sess_pipeline', value => 'sess_pipeline_per_second', template => '%.2f',
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min => 0 },
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],
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}
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},
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],
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}
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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, statefile => 1);
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bless $self, $class;
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$self->{version} = '1.0';
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$options{options}->add_options(arguments =>
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{
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"hostname:s" => { name => 'hostname' },
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"remote" => { name => 'remote' },
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"ssh-option:s@" => { name => 'ssh_option' },
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"ssh-path:s" => { name => 'ssh_path' },
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"ssh-command:s" => { name => 'ssh_command', default => 'ssh' },
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"timeout:s" => { name => 'timeout', default => 30 },
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"sudo" => { name => 'sudo' },
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"command:s" => { name => 'command', default => 'varnishstat' },
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"command-path:s" => { name => 'command_path', default => '/usr/bin' },
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"command-options:s" => { name => 'command_options', default => ' -1 -j 2>&1' },
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});
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return $self;
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};
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sub manage_selection {
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my ($self, %options) = @_;
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my $stdout = centreon::plugins::misc::execute(output => $self->{output},
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options => $self->{option_results},
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sudo => $self->{option_results}->{sudo},
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command => $self->{option_results}->{command},
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command_path => $self->{option_results}->{command_path},
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command_options => $self->{option_results}->{command_options});
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# "MAIN.sess_conn": {"type": "MAIN", "value": 13598, "flag": "c", "description": "Sessions accepted"},
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# "MAIN.sess_drop": {"type": "MAIN", "value": 0, "flag": "c", "description": "Sessions dropped"},
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# "MAIN.sess_fail": {"type": "MAIN", "value": 0, "flag": "c", "description": "Session accept failures"},
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# "MAIN.sess_pipe_overflow": {"type": "MAIN", "value": 0, "flag": "c", "description": "Session pipe overflow"},
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# "MAIN.sess_queued": {"type": "MAIN", "value": 0, "flag": "c", "description": "Sessions queued for thread"},
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# "MAIN.sess_dropped": {"type": "MAIN", "value": 0, "flag": "c", "description": "Sessions dropped for thread"},
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# "MAIN.sess_closed": {"type": "MAIN", "value": 13211, "flag": "a", "description": "Session Closed"},
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# "MAIN.sess_pipeline": {"type": "MAIN", "value": 0, "flag": "a", "description": "Session Pipeline"},
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# "MAIN.sess_readahead": {"type": "MAIN", "value": 0, "flag": "a", "description": "Session Read Ahead"},
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# "MAIN.sess_herd": {"type": "MAIN", "value": 26, "flag": "a", "description": "Session herd"},
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my $json_data = decode_json($stdout);
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$self->{cache_name} = "cache_varnish_" . $self->{mode} . '_' .
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(defined($self->{option_results}->{hostname}) ? md5_hex($self->{option_results}->{hostname}) : md5_hex('all')) . '_' .
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(defined($self->{option_results}->{filter_counters}) ? md5_hex($self->{option_results}->{filter_counters}) : md5_hex('all'));
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foreach my $counter (keys %{$json_data}) {
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next if ($counter !~ /^([A-Z])+\.sess_.*/);
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my $value = $json_data->{$counter}->{value};
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$counter =~ s/^([A-Z])+\.//;
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$self->{sessions}->{$counter} = $value;
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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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Check Varnish Cache with varnishstat Command
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=over 8
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=item B<--remote>
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If you dont run this script locally, if you wanna use it remote, you can run it remotely with 'ssh'.
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=item B<--hostname>
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Hostname to query (need --remote).
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=item B<--ssh-option>
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Specify multiple options like the user (example: --ssh-option='-l=centreon-engine' --ssh-option='-p=52').
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=item B<--command>
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Varnishstat Binary Filename (Default: varnishstat)
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=item B<--command-path>
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Directory Path to Varnishstat Binary File (Default: /usr/bin)
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=item B<--command-options>
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Parameter for Binary File (Default: ' -1 -j 2>&1')
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=item B<--warning-*>
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Warning Threshold per second.
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Can be (accepted,closed,queued,failed,pipeline,readahead,linger,herd,dropped,pipeoverflow)
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=item B<--critical-*>
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Critical Threshold per second for:
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Can be (accepted,closed,queued,failed,pipeline,readahead,linger,herd,dropped,pipeoverflow)
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=back
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=cut
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