centreon-plugins/os/windows/local/mode/sessions.pm

320 lines
11 KiB
Perl

#
# 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 os::windows::local::mode::sessions;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
use Digest::MD5 qw(md5_hex);
use XML::Simple;
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'global', type => 0, cb_prefix_output => 'prefix_global_output', },
];
$self->{maps_counters}->{global} = [
{ label => 'sessions-created', nlabel => 'sessions.created.total.count', set => {
key_values => [ { name => 'sessions_created', diff => 1 } ],
output_template => 'created: %s',
perfdatas => [
{ label => 'sessions_created', template => '%s', min => 0 }
]
}
},
{ label => 'sessions-disconnected', nlabel => 'sessions.disconnected.total.count', set => {
key_values => [ { name => 'sessions_disconnected', diff => 1 } ],
output_template => 'disconnected: %s',
perfdatas => [
{ label => 'sessions_disconnected', template => '%s', min => 0 }
]
}
},
{ label => 'sessions-reconnected', nlabel => 'sessions.reconnected.total.count', set => {
key_values => [ { name => 'sessions_reconnected', diff => 1 } ],
output_template => 'reconnected : %s',
perfdatas => [
{ label => 'sessions_reconnected', template => '%s', min => 0 }
]
}
},
{ label => 'sessions-active', nlabel => 'sessions.active.current.count', set => {
key_values => [ { name => 'sessions_active' } ],
output_template => 'current active : %s',
perfdatas => [
{ label => 'sessions_active', template => '%s', min => 0 }
]
}
},
{ label => 'sessions-disconnected-current', nlabel => 'sessions.disconnected.current.count', set => {
key_values => [ { name => 'sessions_disconnected_current' } ],
output_template => 'current disconnected : %s',
perfdatas => [
{ label => 'sessions_disconnected_current', template => '%s', min => 0 }
]
}
}
];
}
sub prefix_global_output {
my ($self, %options) = @_;
return "Sessions ";
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options, statefile => 1);
bless $self, $class;
$options{options}->add_options(arguments => {
'command:s' => { name => 'command', default => 'qwinsta' },
'command-path:s' => { name => 'command_path' },
'command-options:s' => { name => 'command_options', default => '/COUNTER' },
'timeout:s' => { name => 'timeout', default => 30 },
'filter-sessionname:s' => { name => 'filter_sessionname' },
'config:s' => { name => 'config' },
'language:s' => { name => 'language', default => 'en' }
});
return $self;
}
sub read_config {
my ($self, %options) = @_;
my $content_file = <<'END_FILE';
<?xml version="1.0" encoding="UTF-8"?>
<root>
<qwinsta language="en">
<created>Total sessions created</created>
<disconnected>Total sessions disconnected</disconnected>
<reconnected>Total sessions reconnected</reconnected>
<activestate>Active</activestate>
<disconnectedstate>Disc</disconnectedstate>
<header_sessionname>SESSIONNAME</header_sessionname>
<header_state>STATE</header_state>
</qwinsta>
<qwinsta language="fr">
<created>Nombre total de sessions c.*?s</created>
<disconnected>Nombre total de sessions d.*?connect.*?es</disconnected>
<reconnected>Nombre total de sessions reconnect.*?es</reconnected>
<activestate>Actif</activestate>
<disconnectedstate>D.*?co</disconnectedstate>
<header_sessionname>SESSION</header_sessionname>
<header_state>^.*?TAT</header_state>
</qwinsta>
</root>
END_FILE
if (defined($self->{option_results}->{config}) && $self->{option_results}->{config} ne '') {
$content_file = do {
local $/ = undef;
if (!open my $fh, "<", $self->{option_results}->{config}) {
$self->{output}->add_option_msg(short_msg => "Could not open file $self->{option_results}->{config} : $!");
$self->{output}->option_exit();
}
<$fh>;
};
}
my $content;
eval {
$content = XMLin($content_file, ForceArray => ['qwinsta'], KeyAttr => ['language']);
};
if ($@) {
$self->{output}->add_option_msg(short_msg => "Cannot decode xml response: $@");
$self->{output}->option_exit();
}
if (!defined($content->{qwinsta}->{$self->{option_results}->{language}})) {
$self->{output}->add_option_msg(short_msg => "Cannot find language '$self->{option_results}->{language}' in config file");
$self->{output}->option_exit();
}
return $content->{qwinsta}->{$self->{option_results}->{language}};
}
sub read_qwinsta {
my ($self, %options) = @_;
$self->{output}->output_add(long_msg => $options{stdout}, debug => 1);
if ($options{stdout} !~ /^(.*?)$options{config}->{created}/si) {
$self->{output}->add_option_msg(short_msg => "Cannot find information in command output");
$self->{output}->option_exit();
}
my $sessions = $1;
my @lines = split /\n/, $sessions;
my $header = shift @lines;
my @position_wrap = ();
while ($header =~ /(\s+(\S+))/g) {
push @position_wrap, { begin => $-[1], word_begin => $-[2], end => $+[1], label => $2 };
}
my $session_data = [];
foreach my $line (@lines) {
$line =~ s/^>/ /;
my $data = {};
for (my $pos = 0; $pos <= $#position_wrap; $pos++) {
my $area;
if (length($line) < $position_wrap[$pos]->{begin}) {
$area = '';
} else {
if ($pos + 1 <= $#position_wrap) {
$area = substr($line, $position_wrap[$pos]->{begin}, ($position_wrap[$pos]->{end} - $position_wrap[$pos]->{begin}) + ($position_wrap[$pos + 1]->{word_begin} - $position_wrap[$pos]->{end}));
} else {
$area = substr($line, $position_wrap[$pos]->{begin});
}
}
$data->{$position_wrap[$pos]->{label}} = '-';
while ($area =~ /([^\s]+)/g) {
if (($-[1] >= $position_wrap[$pos]->{word_begin} - $position_wrap[$pos]->{begin} && $-[1] <= $position_wrap[$pos]->{end} - $position_wrap[$pos]->{begin})
||
($+[1] >= $position_wrap[$pos]->{word_begin} - $position_wrap[$pos]->{begin} && $+[1] <= $position_wrap[$pos]->{end} - $position_wrap[$pos]->{begin})) {
$data->{$position_wrap[$pos]->{label}} = $1;
last;
}
}
}
push @$session_data, $data;
}
return $session_data;
}
sub read_qwinsta_counters {
my ($self, %options) = @_;
my $counters = {};
$counters->{sessions_created} = $1
if ($options{stdout} =~ /$options{config}->{created}.*?(\d+)/si);
$counters->{sessions_disconnected} = $1
if ($options{stdout} =~ /$options{config}->{disconnected}.*?(\d+)/si);
$counters->{sessions_reconnected} = $1
if ($options{stdout} =~ /$options{config}->{reconnected}.*?(\d+)/si);
return $counters;
}
sub manage_selection {
my ($self, %options) = @_;
my $config = $self->read_config();
my ($stdout) = centreon::plugins::misc::execute(
output => $self->{output},
options => $self->{option_results},
command => $self->{option_results}->{command},
command_path => $self->{option_results}->{command_path},
command_options => $self->{option_results}->{command_options}
);
my $datas = $self->read_qwinsta(stdout => $stdout, config => $config);
my $counters = $self->read_qwinsta_counters(stdout => $stdout, config => $config);
my ($active, $disconnected) = (0, 0);
foreach my $session (@$datas) {
if (defined($self->{option_results}->{filter_sessionname}) && $self->{option_results}->{filter_sessionname} ne '' &&
$session->{$config->{header_sessionname}} !~ /$self->{option_results}->{filter_sessionname}/) {
$self->{output}->output_add(long_msg => "skipping '" . $session->{$config->{header_sessionname}} . "': no matching filter.", debug => 1);
next;
}
my ($matching_active, $matching_discon) = (0, 0);
foreach my $label (keys %$session) {
$matching_active = 1 if ($label =~ /$config->{header_state}/ &&
$session->{$label} =~ /$config->{activestate}/);
$matching_discon = 1 if ($label =~ /$config->{header_state}/ &&
$session->{$label} =~ /$config->{disconnectedstate}/);
}
if ($matching_active == 1 || $matching_discon == 1) {
$active++ if ($matching_active == 1);
$disconnected++ if ($matching_discon == 1);
my $output = '';
$output .= " [$_ => $session->{$_}]" for (sort keys %$session);
$self->{output}->output_add(long_msg => $output);
}
}
$self->{global} = { %$counters, sessions_active => $active, sessions_disconnected_current => $disconnected };
$self->{cache_name} = 'windows_' . $self->{mode} . '_' .
(defined($self->{option_results}->{filter_counters}) ? md5_hex($self->{option_results}->{filter_counters}) : md5_hex('all')) . '_' .
(defined($self->{option_results}->{filter_name}) ? md5_hex($self->{option_results}->{filter_name}) : md5_hex('all'));
}
1;
__END__
=head1 MODE
Check sessions.
=over 8
=item B<--config>
command can be localized by using a configuration file.
This parameter can be used to specify an alternative location for the configuration file
=item B<--language>
Set the language used in config file (default: 'en').
=item B<--command>
Command to get information (Default: 'qwinsta').
Can be changed if you have output in a file.
=item B<--command-path>
Command path (Default: none).
=item B<--command-options>
Command options (Default: '/COUNTER').
=item B<--timeout>
Timeout in seconds for the command (Default: 30).
=item B<--filter-sessionname>
Filter session name (can be a regexp).
=item B<--warning-*> B<--critical-*>
Thresholds.
Can be: 'sessions-created', 'sessions-disconnected',
'sessions-reconnected', 'sessions-active', 'sessions-disconnected-current'.
=back
=cut