centreon-plugins/apps/pacemaker/local/mode/constraints.pm

131 lines
3.7 KiB
Perl

#
# Copyright 2020 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 apps::pacemaker::local::mode::constraints;
use base qw(centreon::plugins::mode);
use strict;
use warnings;
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$options{options}->add_options(arguments => {
'resource:s' => { name => 'resource' },
'warning' => { name => 'warning' }
});
$self->{threshold} = 'CRITICAL';
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::init(%options);
if (!defined($self->{option_results}->{resource}) || $self->{option_results}->{resource} eq '') {
$self->{output}->add_option_msg(short_msg => "Please set the resource name with --resource option");
$self->{output}->option_exit();
}
$self->{threshold} = 'WARNING' if (defined $self->{option_results}->{warning});
}
sub parse_output {
my ($self, %options) = @_;
$self->{output}->output_add(
severity => 'OK',
short_msg => sprintf("Resource '%s' constraint location is OK", $self->{option_results}->{resource})
);
if ($options{output} =~ /Connection to cluster failed\:(.*)/i ) {
$self->{output}->output_add(
severity => 'CRITICAL',
short_msg => "Connection to cluster FAILED: $1"
);
return ;
}
my @lines = split /\n/, $options{output};
foreach my $line (@lines) {
next if $line !~ /^\s+:\sNode/;
if ($line =~ /^\s+:\sNode/) {
$self->{output}->output_add(long_msg => sprintf('Processed %s', $line), debug => 1);
$line =~ /^\s+:\sNode\s([a-zA-Z0-9-_]+)\s+\(score=([a-zA-Z0-9-_]+),\sid=([a-zA-Z0-9-_]+)/;
my ($node, $score, $rule) = ($1, $2, $3);
if ($score eq '-INFINITY' && $rule =~ /^cli-ban/) {
$self->{output}->output_add(
severity => $self->{threshold},
short_msg => sprintf("Resource '%s' is locked on node '%s' ('%s')", $self->{option_results}->{resource}, $node, $rule)
);
}
} else {
$self->{output}->output_add(
severity => 'UNKNOWN',
short_msg => "ERROR: $line"
);
}
}
}
sub run {
my ($self, %options) = @_;
my ($stdout) = $options{custom}->execute_command(
command => 'crm_resource',
command_path => '/usr/sbin',
command_options => '--constraints -r ' . $self->{option_results}->{resource}
);
$self->parse_output(output => $stdout);
$self->{output}->display();
$self->{output}->exit();
}
1;
__END__
=head1 MODE
Check that a resource has no location constraint (migrate without unmigrate)
Can be executed from any cluster node.
Command used: /usr/sbin/crm_resource --constraints -r resource_name
=over 8
=item B<--resource>
Set the resource name you want to check
=item B<--warning>
Return a warning instead of a critical
=back
=cut