+ add clustat mode
Fix https://github.com/centreon/centreon-plugins/issues/671
This commit is contained in:
Simon Bomm
GitHub
parent
59129b988a
commit
65fe81052e
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#
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# Copyright 2016 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 apps::pacemaker::local::mode::clustat;
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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 centreon::plugins::misc;
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use XML::Simple;
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my $instance_mode;
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my %map_node_state = (
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0 => 'down',
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1 => 'up',
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2 => 'clean'
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);
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sub custom_node_state_threshold {
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my ($self, %options) = @_;
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my $status = 'ok';
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my $message;
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eval {
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local $SIG{__WARN__} = sub { $message = $_[0]; };
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local $SIG{__DIE__} = sub { $message = $_[0]; };
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if (defined($instance_mode->{option_results}->{critical_node}) && $instance_mode->{option_results}->{critical_node} ne '' &&
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eval "$instance_mode->{option_results}->{critical_node}") {
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$status = 'critical';
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} elsif (defined($instance_mode->{option_results}->{warning_node}) && $instance_mode->{option_results}->{warning_node} ne '' &&
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eval "$instance_mode->{option_results}->{warning_node}") {
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$status = 'warning';
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}
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};
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if (defined($message)) {
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$self->{output}->output_add(long_msg => 'filter status issue: ' . $message);
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}
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return $status;
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}
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sub custom_group_state_threshold {
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my ($self, %options) = @_;
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my $status = 'ok';
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my $message;
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eval {
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local $SIG{__WARN__} = sub { $message = $_[0]; };
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local $SIG{__DIE__} = sub { $message = $_[0]; };
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if (defined($instance_mode->{option_results}->{critical_group}) && $instance_mode->{option_results}->{critical_group} ne '' &&
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eval "$instance_mode->{option_results}->{critical_group}") {
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$status = 'critical';
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} elsif (defined($instance_mode->{option_results}->{warning_group}) && $instance_mode->{option_results}->{warning_group} ne '' &&
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eval "$instance_mode->{option_results}->{warning_group}") {
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$status = 'warning';
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}
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};
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if (defined($message)) {
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$self->{output}->output_add(long_msg => 'filter status issue: ' . $message);
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}
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return $status;
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}
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sub custom_state_output {
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my ($self, %options) = @_;
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my $msg = sprintf("state is '%s'", $self->{result_values}->{state});
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return $msg;
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}
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sub custom_state_calc {
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my ($self, %options) = @_;
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$self->{result_values}->{state} = $options{new_datas}->{$self->{instance} . '_state'};
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$self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
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return 0;
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}
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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 => 'nodes', type => 1, cb_prefix_output => 'prefix_node_output', message_multiple => 'All nodes are ok' },
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{ name => 'groups', type => 1, cb_prefix_output => 'prefix_group_output', message_multiple => 'All groups/resources are ok' }
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];
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$self->{maps_counters}->{nodes} = [
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{ label => 'nodes', threshold => 0, set => {
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key_values => [ { name => 'state' }, { name => 'display' } ],
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closure_custom_calc => $self->can('custom_state_calc'),
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closure_custom_output => $self->can('custom_state_output'),
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closure_custom_threshold_check => $self->can('custom_node_state_threshold'),
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closure_custom_perfdata => sub { return 0; },
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}
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},
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];
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$self->{maps_counters}->{groups} = [
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{ label => 'groups', threshold => 0, set => {
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key_values => [ { name => 'state' }, { name => 'display' } ],
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closure_custom_calc => $self->can('custom_state_calc'),
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closure_custom_output => $self->can('custom_state_output'),
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closure_custom_threshold_check => $self->can('custom_group_state_threshold'),
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closure_custom_perfdata => sub { return 0; },
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}
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},
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];
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}
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sub prefix_node_output {
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my ($self, %options) = @_;
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return "Node: '" . $options{instance_value}->{display} . "' ";
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}
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sub prefix_group_output {
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my ($self, %options) = @_;
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return "Resource group: '" . $options{instance_value}->{display} . "' ";
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}
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sub new {
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my ($class, %options) = @_;
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my $self = $class->SUPER::new(package => __PACKAGE__, %options);
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bless $self, $class;
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$self->{version} = '1.0';
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$options{options}->add_options(arguments =>
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{
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"hostname:s" => { name => 'hostname' },
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"remote" => { name => 'remote' },
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"ssh-option:s@" => { name => 'ssh_option' },
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"ssh-path:s" => { name => 'ssh_path' },
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"ssh-command:s" => { name => 'ssh_command', default => 'ssh' },
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"timeout:s" => { name => 'timeout', default => 30 },
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"sudo" => { name => 'sudo' },
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"command:s" => { name => 'command', default => 'clustat' },
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"command-path:s" => { name => 'command_path', default => '/usr/sbin' },
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"command-options:s" => { name => 'command_options', default => ' -x 2>&1' },
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"warning-group:s" => { name => 'warning_group' },
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"critical-group:s" => { name => 'critical_group' },
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"warning-node:s" => { name => 'warning_node' },
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"critical-node:s" => { name => 'critical_node' },
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"filter-node:s" => { name => 'filter_node', default => '%{state} !~ /up|clean/' },
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"filter-groups:s" => { name => 'filter_groups', default => '%{state} !~ /starting|started/' },
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});
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return $self;
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}
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sub check_options {
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my ($self, %options) = @_;
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$self->SUPER::check_options(%options);
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$instance_mode = $self;
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$self->change_macros();
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}
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sub change_macros {
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my ($self, %options) = @_;
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foreach (('warning_group', 'critical_group', 'warning_node', 'critical_node')) {
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if (defined($self->{option_results}->{$_})) {
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$self->{option_results}->{$_} =~ s/%\{(.*?)\}/\$self->{result_values}->{$1}/g;
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}
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}
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}
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sub manage_selection {
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my ($self, %options) = @_;
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my $stdout = centreon::plugins::misc::execute(output => $self->{output},
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options => $self->{option_results},
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sudo => $self->{option_results}->{sudo},
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command => $self->{option_results}->{command},
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command_path => $self->{option_results}->{command_path},
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command_options => $self->{option_results}->{command_options});
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my $clustat_hash = XMLin($stdout);
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foreach my $node (keys %{$clustat_hash->{nodes}->{node}}) {
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if (defined($self->{option_results}->{filter_node}) && $self->{option_results}->{filter_node} ne '' &&
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$node !~ /$self->{option_results}->{filter_node}/) {
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$self->{output}->output_add(long_msg => "skipping peer '" . $node . "': no matching filter.", debug => 1);
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next;
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}
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$self->{nodes}->{$node} = { state => $map_node_state{$clustat_hash->{nodes}->{node}->{$node}->{state}},
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display => $node };
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}
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foreach my $group_name (keys %{$clustat_hash->{groups}->{group}}) {
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if (defined($self->{option_results}->{filter_group}) && $self->{option_results}->{filter_group} ne '' &&
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$group_name !~ /$self->{option_results}->{filter_group}/) {
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$self->{output}->output_add(long_msg => "skipping peer '" . $group_name . "': no matching filter.", debug => 1);
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next;
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}
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$self->{groups}->{$group_name} = { state => $clustat_hash->{groups}->{group}->{$group_name}->{state_str},
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display => $group_name };
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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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Check Cluster Resource Manager (need 'clustat' command).
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Should be executed on a cluster node.
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=over 8
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=item B<--warning-*>
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Can be ('group','node')
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Warning threshold for status.
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=item B<--critical-*>
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Can be ('group','node')
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Critical threshold for status. (Default: --critical-node '%{state} !~ /up|clean/' --critical-group '%{state} !~ /started|starting/')
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=item B<--remote>
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Execute command remotely in 'ssh'.
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=item B<--hostname>
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Hostname to query (need --remote).
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=item B<--ssh-option>
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Specify multiple options like the user (example: --ssh-option='-l=centreon-engine" --ssh-option='-p=52").
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=item B<--ssh-path>
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Specify ssh command path (default: none)
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=item B<--ssh-command>
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Specify ssh command (default: 'ssh'). Useful to use 'plink'.
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=item B<--timeout>
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Timeout in seconds for the command (Default: 30).
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=item B<--sudo>
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Use 'sudo' to execute the command.
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=item B<--command>
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Command to get information (Default: 'crm_mon').
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Can be changed if you have output in a file.
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=item B<--command-path>
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Command path (Default: '/usr/sbin').
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=item B<--command-options>
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Command options (Default: ' -x 2>&1').
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=back
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=cut
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