198 lines
7.1 KiB
Perl
198 lines
7.1 KiB
Perl
#
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# Copyright 2021 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 database::mssql::mode::blockedprocesses;
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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 POSIX qw/floor/;
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use centreon::plugins::misc;
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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 => 'global', type => 0 },
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{ name => 'processes', type => 1 },
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];
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$self->{maps_counters}->{global} = [
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{ label => 'blocked-processes', set => {
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key_values => [ { name => 'blocked_processes' } ],
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output_template => 'Number of blocked processes : %s',
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perfdatas => [
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{ label => 'blocked_processes', value => 'blocked_processes', template => '%s',
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unit => '', min => 0 },
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],
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}
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},
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];
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$self->{maps_counters}->{processes} = [
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{ label => 'wait-time', set => {
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key_values => [ { name => 'spid' }, { name => 'blocked' }, { name => 'status' },
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{ name => 'waittime' }, { name => 'program' }, { name => 'cmd' } ],
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closure_custom_calc => $self->can('custom_processes_calc'),
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closure_custom_output => $self->can('custom_processes_output'),
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closure_custom_perfdata => sub { return 0; },
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closure_custom_threshold_check => $self->can('custom_processes_threshold'),
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}
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},
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];
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}
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sub custom_processes_threshold {
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my ($self, %options) = @_;
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my $exit = $self->{perfdata}->threshold_check(value => $self->{result_values}->{waittime},
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threshold => [ { label => 'critical-wait-time', exit_litteral => 'critical' },
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{ label => 'warning-wait-time', exit_litteral => 'warning' } ]);
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return $exit;
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}
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sub custom_processes_output {
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my ($self, %options) = @_;
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my $msg = sprintf("Process ID '%s' is blocked by process ID '%s' for %s [status: %s] [program: %s] [command: %s]",
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$self->{result_values}->{spid},
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$self->{result_values}->{blocked},
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($self->{result_values}->{waittime} > 0) ? centreon::plugins::misc::change_seconds(value => $self->{result_values}->{waittime}) : "0s",
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$self->{result_values}->{status},
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$self->{result_values}->{program},
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$self->{result_values}->{cmd});
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return $msg;
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}
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sub custom_processes_calc {
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my ($self, %options) = @_;
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$self->{result_values}->{spid} = $options{new_datas}->{$self->{instance} . '_spid'};
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$self->{result_values}->{blocked} = $options{new_datas}->{$self->{instance} . '_blocked'};
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$self->{result_values}->{waittime} = (defined($options{new_datas}->{$self->{instance} . '_waittime'}) &&
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$options{new_datas}->{$self->{instance} . '_waittime'} ne '') ?
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floor($options{new_datas}->{$self->{instance} . '_waittime'} / 1000) : '0';
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$self->{result_values}->{status} = $options{new_datas}->{$self->{instance} . '_status'};
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$self->{result_values}->{program} = $options{new_datas}->{$self->{instance} . '_program'};
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$self->{result_values}->{cmd} = $options{new_datas}->{$self->{instance} . '_cmd'};
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return 0;
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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);
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bless $self, $class;
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$options{options}->add_options(arguments =>
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{
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"filter-status:s" => { name => 'filter_status' },
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"filter-program:s" => { name => 'filter_program' },
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"filter-command:s" => { name => 'filter_command' },
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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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$options{sql}->connect();
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$options{sql}->query(query => q{SELECT spid, blocked, waittime, status, program_name, cmd FROM master.dbo.sysprocesses WHERE blocked <> '0'});
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$self->{global} = { blocked_processes => 0 };
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$self->{processes} = {};
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while (my $row = $options{sql}->fetchrow_hashref()) {
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my $status = centreon::plugins::misc::trim($row->{status});
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my $program = centreon::plugins::misc::trim($row->{program_name});
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my $cmd = centreon::plugins::misc::trim($row->{cmd});
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if (defined($self->{option_results}->{filter_status}) && $self->{option_results}->{filter_status} ne '' &&
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$status !~ /$self->{option_results}->{filter_status}/) {
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$self->{output}->output_add(debug => 1, long_msg => "Skipping process " . $row->{spid} . ": because status is not matching filter.");
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next;
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}
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if (defined($self->{option_results}->{filter_program}) && $self->{option_results}->{filter_program} ne '' &&
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$program !~ /$self->{option_results}->{filter_program}/) {
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$self->{output}->output_add(debug => 1, long_msg => "Skipping process " . $row->{spid} . ": because program is not matching filter.");
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next;
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}
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if (defined($self->{option_results}->{filter_command}) && $self->{option_results}->{filter_command} ne '' &&
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$cmd !~ /$self->{option_results}->{filter_command}/) {
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$self->{output}->output_add(debug => 1, long_msg => "Skipping process " . $row->{spid} . ": because command is not matching filter.");
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next
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}
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$self->{processes}->{$row->{spid}} = {
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waittime => $row->{waittime},
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spid => $row->{spid},
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blocked => $row->{blocked},
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status => $status,
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program => $program,
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cmd => $cmd,
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};
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$self->{global}->{blocked_processes}++;
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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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Checks if some processes are in a blocked state.
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=over 8
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=item B<--filter-status>
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Filter results based on the status (can be a regexp).
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=item B<--filter-program>
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Filter results based on the program (client) name (can be a regexp).
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=item B<--filter-command>
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Filter results based on the command name (can be a regexp).
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=item B<--warning-blocked-processes>
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Threshold warning for total number of blocked processes.
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=item B<--critical-blocked-processes>
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Threshold critical for total number of blocked processes.
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=item B<--warning-wait-time>
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Threshold warning for blocked wait time.
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=item B<--critical-wait-time>
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Threshold critical for blocked wait time.
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=back
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=cut
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