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Refs #5499: Moved Files to local, add new mode cache version

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Florian Asche 2014-06-04 18:50:02 +02:00
parent df91a2973e
commit 46dd498ef7
2 changed files with 343 additions and 0 deletions
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centreon-plugins/apps/varnish/local/mode/cache.pm Normal file
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###############################################################################
# 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 <http://www.gnu.org/licenses>.
#
# 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 <info@florian-asche.de>
#
####################################################################################
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

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###############################################################################
# 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 <http://www.gnu.org/licenses>.
#
# 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 <info@florian-asche.de>
#
####################################################################################
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