diff --git a/centreon-plugins/apps/varnish/local/mode/cache.pm b/centreon-plugins/apps/varnish/local/mode/cache.pm new file mode 100644 index 000000000..84b2f6c56 --- /dev/null +++ b/centreon-plugins/apps/varnish/local/mode/cache.pm @@ -0,0 +1,277 @@ +############################################################################### +# Copyright 2005-2013 MERETHIS +# Centreon is developped by : Julien Mathis and Romain Le Merlus under +# GPL Licence 2.0. +# +# This program is free software; you can redistribute it and/or modify it under +# the terms of the GNU General Public License as published by the Free Software +# Foundation ; either version 2 of the License. +# +# This program is distributed in the hope that it will be useful, but WITHOUT ANY +# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. See the GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License along with +# this program; if not, see . +# +# Linking this program statically or dynamically with other modules is making a +# combined work based on this program. Thus, the terms and conditions of the GNU +# General Public License cover the whole combination. +# +# As a special exception, the copyright holders of this program give MERETHIS +# permission to link this program with independent modules to produce an timeelapsedutable, +# regardless of the license terms of these independent modules, and to copy and +# distribute the resulting timeelapsedutable under terms of MERETHIS choice, provided that +# MERETHIS also meet, for each linked independent module, the terms and conditions +# of the license of that module. An independent module is a module which is not +# derived from this program. If you modify this program, you may extend this +# exception to your version of the program, but you are not obliged to do so. If you +# do not wish to do so, delete this exception statement from your version. +# +# For more information : contact@centreon.com +# Author : Florian Asche +# +#################################################################################### + +package apps::varnish::mode::cache; + +use base qw(centreon::plugins::mode); +use centreon::plugins::misc; +use centreon::plugins::statefile; +use Digest::MD5 qw(md5_hex); + +sub new { + my ($class, %options) = @_; + my $self = $class->SUPER::new(package => __PACKAGE__, %options); + bless $self, $class; + + $self->{version} = '1.0'; + $options{options}->add_options(arguments => + { + "hostname:s" => { name => 'hostname' }, + "remote" => { name => 'remote' }, + "ssh-option:s@" => { name => 'ssh_option' }, + "ssh-path:s" => { name => 'ssh_path' }, + "ssh-command:s" => { name => 'ssh_command', default => 'ssh' }, + "timeout:s" => { name => 'timeout', default => 30 }, + "sudo" => { name => 'sudo' }, + "command:s" => { name => 'command', default => 'varnishstat' }, + "command-path:s" => { name => 'command_path', default => '/usr/bin/' }, + "command-options:s" => { name => 'command_options', default => ' -1 ' }, + "command-options2:s" => { name => 'command_options2', default => ' 2>&1' }, + "warning-hit:s" => { name => 'warning_hit', default => '' }, + "critical-hit:s" => { name => 'critical_hit', default => '' }, + "warning-hitpass:s" => { name => 'warning_hitpass', default => '' }, + "critical-hitpass:s" => { name => 'critical_hitpass', default => '' }, + "warning-miss:s" => { name => 'warning_miss', default => '' }, + "critical-miss:s" => { name => 'critical_miss', default => '' }, + }); + + $self->{statefile_value} = centreon::plugins::statefile->new(%options); + return $self; +} + +sub check_options { + my ($self, %options) = @_; + $self->SUPER::init(%options); + + if (($self->{perfdata}->threshold_validate(label => 'warning-hit', value => $self->{option_results}->{warning_hit})) == 0) { + $self->{output}->add_option_msg(short_msg => "Wrong warning threshold '" . $self->{option_results}->{warning_hit} . "'."); + $self->{output}->option_exit(); + } + if (($self->{perfdata}->threshold_validate(label => 'critical-hit', value => $self->{option_results}->{critical_hit})) == 0) { + $self->{output}->add_option_msg(short_msg => "Wrong critical threshold '" . $self->{option_results}->{critical_hit} . "'."); + $self->{output}->option_exit(); + } + + if (($self->{perfdata}->threshold_validate(label => 'warning-hitpass', value => $self->{option_results}->{warning_hitpass})) == 0) { + $self->{output}->add_option_msg(short_msg => "Wrong warning-bytes threshold '" . $self->{option_results}->{warning_hitpass} . "'."); + $self->{output}->option_exit(); + } + if (($self->{perfdata}->threshold_validate(label => 'critical-hitpass', value => $self->{option_results}->{critical_hitpass})) == 0) { + $self->{output}->add_option_msg(short_msg => "Wrong critical-bytes threshold '" . $self->{option_results}->{critical_hitpass} . "'."); + $self->{output}->option_exit(); + } + + if (($self->{perfdata}->threshold_validate(label => 'warning-miss', value => $self->{option_results}->{warning_miss})) == 0) { + $self->{output}->add_option_msg(short_msg => "Wrong warning-access threshold '" . $self->{option_results}->{warning_miss} . "'."); + $self->{output}->option_exit(); + } + if (($self->{perfdata}->threshold_validate(label => 'critical-miss', value => $self->{option_results}->{critical_miss})) == 0) { + $self->{output}->add_option_msg(short_msg => "Wrong critical-access threshold '" . $self->{option_results}->{critical_miss} . "'."); + $self->{output}->option_exit(); + } + + $self->{statefile_value}->check_options(%options); +} + +#my $stdout = ' +#client_conn 7287199 1.00 Client connections accepted +#client_drop 0 0.00 Connection dropped, no sess/wrk +#client_req 24187 0.00 Client requests received +#cache_hit 69941 0.00 Cache hits +#cache_hitpass 10 0.00 Cache hits for pass +#cache_miss 16746 0.00 Cache misses +#backend_conn 13746 0.00 Backend conn. success +#backend_unhealthy 0 0.00 Backend conn. not attempted +#'; + +sub getdata { + my ($self, %options) = @_; + + my $stdout = centreon::plugins::misc::execute(output => $self->{output}, + options => $self->{option_results}, + sudo => $self->{option_results}->{sudo}, + command => $self->{option_results}->{command}, + command_path => $self->{option_results}->{command_path}, + command_options => $self->{option_results}->{command_options} . $self->{option_results}->{command_options2}); + #print $stdout; + + foreach (split(/\n/, $stdout)) { + #client_conn 7390867 1.00 Client connections + # - Symbolic entry name + # - Value + # - Per-second average over process lifetime, or a period if the value can not be averaged + # - Descriptive text + + if (/^(.\S*)\s*([0-9]*)\s*([0-9.]*)\s(.*)$/i) { + #print "FOUND: " . $1 . "=" . $2 . "\n"; + $self->{result}->{$1} = $2; + }; + }; +}; + +sub run { + my ($self, %options) = @_; + + $self->getdata(); + + $self->{statefile_value}->read(statefile => 'cache_apps_varnish' . '_' . $self->{mode} . '_' . (defined($self->{option_results}->{name}) ? md5_hex($self->{option_results}->{name}) : md5_hex('all'))); + $self->{result}->{last_timestamp} = time(); + my $old_timestamp = $self->{statefile_value}->get(name => 'last_timestamp'); + my $old_cache_hit = $self->{statefile_value}->get(name => 'cache_hit'); + my $old_cache_hitpass = $self->{statefile_value}->get(name => 'cache_hitpass'); + my $old_cache_miss = $self->{statefile_value}->get(name => 'cache_miss'); + + $self->{statefile_value}->write(data => $self->{result}); + if (!defined($old_timestamp) || !defined($old_cache_hit)) { + $self->{output}->output_add(severity => 'OK', + short_msg => "Buffer creation..."); + $self->{output}->display(); + $self->{output}->exit(); + } + + # Set 0 if Cache > Result + $old_cache_hit = 0 if ($old_cache_hit > $self->{result}->{cache_hit} ); + $old_cache_hitpass = 0 if ($old_hitpass > $self->{result}->{cache_hitpass}); + $old_cache_miss = 0 if ($old_miss > $self->{result}->{cache_miss}); + + # Calculate + my $delta_time = $self->{result}->{last_timestamp} - $old_timestamp; + $delta_time = 1 if ($delta_time == 0); # One seconds ;) + my $cache_hit = ($self->{result}->{cache_hit} - $old_cache_hit) / $delta_time; + my $cache_hitpass = ($self->{result}->{cache_hitpass} - $old_cache_hitpass) / $delta_time; + my $cache_miss = ($self->{result}->{cache_miss} - $old_cache_miss) / $delta_time; + + my $exit1 = $self->{perfdata}->threshold_check(value => $cache_hit, threshold => [ { label => 'critical-hit', 'exit_litteral' => 'critical' }, { label => 'warning-hit', exit_litteral => 'warning' } ]); + my $exit2 = $self->{perfdata}->threshold_check(value => $cache_hitpass, threshold => [ { label => 'critical-hitpass', 'exit_litteral' => 'critical' }, { label => 'warning-hitpass', exit_litteral => 'warning' } ]); + my $exit3 = $self->{perfdata}->threshold_check(value => $cache_miss, threshold => [ { label => 'critical-miss', 'exit_litteral' => 'critical' }, { label => 'warning-miss', exit_litteral => 'warning' } ]); + + my $exit = $self->{output}->get_most_critical(status => [ $exit1, $exit2, $exit3 ]); + + $self->{output}->output_add(severity => $exit, + short_msg => sprintf("Cache Hits: %.2f Cache Hits for pass: %.2f Cache misses: %.2f ", + $cache_hit, + $cache_hitpass, + $cache_miss, + )); + + $self->{output}->perfdata_add(label => "cache_hit", + value => $cache_hit, + warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-hit'), + critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-hit'), + min => 0 + ); + $self->{output}->perfdata_add(label => "cache_hitpass", + value => $cache_hitpass, + warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-hitpass'), + critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-hitpass'), + min => 0 + ); + $self->{output}->perfdata_add(label => "cache_miss", + value => $cache_miss, + warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-miss'), + critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-miss'), + min => 0 + ); + + $self->{output}->display(); + $self->{output}->exit(); +}; + + +1; + +__END__ + +=head1 MODE + +Check Varnish Cache with varnishstat Command + +=over 8 + +=item B<--remote> + +If you dont run this script locally, if you wanna use it remote, you can run it remotely with '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<--command> + +Varnishstat Binary Filename (Default: varnishstat) + +=item B<--command-path> + +Directory Path to Varnishstat Binary File (Default: /usr/bin/) + +=item B<--command-options> + +Parameter for Binary File (Default: ' -1 ') + +=item B<--warning-hit> + +Warning Threshold for Cache Hits + +=item B<--warning-hit> + +Warning Threshold for Cache Hits + +=item B<--critical-hit> + +Critical Threshold for Cache Hits + +=item B<--warning-hitpass> + +Warning Threshold for Cache hits for Pass + +=item B<--critical-hitpass> + +Critical Threshold for Cache hits for Pass + +=item B<--warning-miss> + +Warning Threshold for Cache Misses + +=item B<--critical-miss> + +Critical Threshold for Cache Misses + +=back + +=cut \ No newline at end of file diff --git a/centreon-plugins/apps/varnish/local/plugin.pm b/centreon-plugins/apps/varnish/local/plugin.pm new file mode 100644 index 000000000..66ba27183 --- /dev/null +++ b/centreon-plugins/apps/varnish/local/plugin.pm @@ -0,0 +1,66 @@ +############################################################################### +# Copyright 2005-2013 MERETHIS +# Centreon is developped by : Julien Mathis and Romain Le Merlus under +# GPL Licence 2.0. +# +# This program is free software; you can redistribute it and/or modify it under +# the terms of the GNU General Public License as published by the Free Software +# Foundation ; either version 2 of the License. +# +# This program is distributed in the hope that it will be useful, but WITHOUT ANY +# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. See the GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License along with +# this program; if not, see . +# +# Linking this program statically or dynamically with other modules is making a +# combined work based on this program. Thus, the terms and conditions of the GNU +# General Public License cover the whole combination. +# +# As a special exception, the copyright holders of this program give MERETHIS +# permission to link this program with independent modules to produce an executable, +# regardless of the license terms of these independent modules, and to copy and +# distribute the resulting executable under terms of MERETHIS choice, provided that +# MERETHIS also meet, for each linked independent module, the terms and conditions +# of the license of that module. An independent module is a module which is not +# derived from this program. If you modify this program, you may extend this +# exception to your version of the program, but you are not obliged to do so. If you +# do not wish to do so, delete this exception statement from your version. +# +# For more information : contact@centreon.com +# Author : Florian Asche +# +#################################################################################### + +package apps::varnish::plugin; + +use strict; +use warnings; +use base qw(centreon::plugins::script_simple); + +sub new { + my ($class, %options) = @_; + my $self = $class->SUPER::new(package => __PACKAGE__, %options); + bless $self, $class; +# $options->{options} = options object + + $self->{version} = '0.1'; + %{$self->{modes}} = ( + 'cache' => 'apps::varnish::mode::cache', + 'client' => 'apps::varnish::mode::client', + 'backend' => 'apps::varnish::mode::backend', + ); + + return $self; +} + +1; + +__END__ + +=head1 PLUGIN DESCRIPTION + +Check Varnish with Local Command or with SSH + +=cut