centreon-plugins/apps/redis/restapi/mode/nodesstats.pm

446 lines
20 KiB
Perl

#
# Copyright 2018 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::redis::restapi::mode::nodesstats;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
use Digest::MD5 qw(md5_hex);
my $instance_mode;
sub custom_usage_perfdata {
my ($self, %options) = @_;
$self->{output}->perfdata_add(label => $self->{result_values}->{perf}, unit => 'B',
value => $self->{result_values}->{used},
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . $self->{result_values}->{label}, total => $self->{result_values}->{total}, cast_int => 1),
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . $self->{result_values}->{label}, total => $self->{result_values}->{total}, cast_int => 1),
min => 0, max => $self->{result_values}->{total});
}
sub custom_usage_threshold {
my ($self, %options) = @_;
my ($exit, $threshold_value);
$threshold_value = $self->{result_values}->{used};
$threshold_value = $self->{result_values}->{free} if (defined($instance_mode->{option_results}->{free}));
if ($instance_mode->{option_results}->{units} eq '%') {
$threshold_value = $self->{result_values}->{prct_used};
$threshold_value = $self->{result_values}->{prct_free} if (defined($instance_mode->{option_results}->{free}));
}
$exit = $self->{perfdata}->threshold_check(value => $threshold_value, threshold => [ { label => 'critical-' . $self->{result_values}->{label}, exit_litteral => 'critical' }, { label => 'warning-' . $self->{result_values}->{label}, exit_litteral => 'warning' } ]);
return $exit;
}
sub custom_usage_output {
my ($self, %options) = @_;
my ($used_value, $used_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{used});
my ($free_value, $free_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{free});
my ($total_value, $total_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{total});
my $msg = sprintf("%s usage: Total: %s Used: %s (%.2f%%) Free: %s (%.2f%%)", $self->{result_values}->{display},
$total_value . " " . $total_unit,
$used_value . " " . $used_unit, $self->{result_values}->{prct_used},
$free_value . " " . $free_unit, $self->{result_values}->{prct_free});
return $msg;
}
sub custom_usage_calc {
my ($self, %options) = @_;
$self->{result_values}->{label} = $options{extra_options}->{label};
$self->{result_values}->{perf} = $options{extra_options}->{perf};
$self->{result_values}->{display} = $options{extra_options}->{display};
$self->{result_values}->{free} = $options{new_datas}->{$self->{instance} . '_' . $options{extra_options}->{free}};
$self->{result_values}->{total} = $options{new_datas}->{$self->{instance} . '_' . $options{extra_options}->{total}};
if ($self->{result_values}->{total} != 0) {
$self->{result_values}->{used} = $self->{result_values}->{total} - $self->{result_values}->{free};
$self->{result_values}->{prct_used} = $self->{result_values}->{used} * 100 / $self->{result_values}->{total};
$self->{result_values}->{prct_free} = 100 - $self->{result_values}->{prct_used};
} else {
$self->{result_values}->{used} = '0';
$self->{result_values}->{prct_used} = '0';
$self->{result_values}->{prct_free} = '0';
}
return 0;
}
sub custom_status_threshold {
my ($self, %options) = @_;
my $status = 'ok';
my $message;
eval {
local $SIG{__WARN__} = sub { $message = $_[0]; };
local $SIG{__DIE__} = sub { $message = $_[0]; };
if (defined($instance_mode->{option_results}->{critical_status}) && $instance_mode->{option_results}->{critical_status} ne '' &&
eval "$instance_mode->{option_results}->{critical_status}") {
$status = 'critical';
} elsif (defined($instance_mode->{option_results}->{warning_status}) && $instance_mode->{option_results}->{warning_status} ne '' &&
eval "$instance_mode->{option_results}->{warning_status}") {
$status = 'warning';
}
};
if (defined($message)) {
$self->{output}->output_add(long_msg => 'filter status issue: ' . $message);
}
return $status;
}
sub custom_status_output {
my ($self, %options) = @_;
my $msg = sprintf("Status is '%s' [shard list: %s] [int addr: %s] [ext addr: %s]",
$self->{result_values}->{status},
$self->{result_values}->{shard_list},
$self->{result_values}->{int_addr},
$self->{result_values}->{ext_addr});
return $msg;
}
sub custom_status_calc {
my ($self, %options) = @_;
$self->{result_values}->{status} = $options{new_datas}->{$self->{instance} . '_status'};
$self->{result_values}->{shard_list} = $options{new_datas}->{$self->{instance} . '_shard_list'};
$self->{result_values}->{int_addr} = $options{new_datas}->{$self->{instance} . '_int_addr'};
$self->{result_values}->{ext_addr} = $options{new_datas}->{$self->{instance} . '_ext_addr'};
return 0;
}
sub prefix_output {
my ($self, %options) = @_;
return "Node '" . $options{instance_value}->{display} . "' ";
}
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'nodes', type => 1, cb_prefix_output => 'prefix_output', message_separator => ', ', message_multiple => 'All nodes counters are ok' },
];
$self->{maps_counters}->{nodes} = [
{ label => 'status', threshold => 0, set => {
key_values => [ { name => 'status' }, { name => 'shard_list' }, { name => 'int_addr' }, { name => 'ext_addr' } ],
closure_custom_calc => $self->can('custom_status_calc'),
closure_custom_output => $self->can('custom_status_output'),
closure_custom_perfdata => sub { return 0; },
closure_custom_threshold_check => $self->can('custom_status_threshold'),
}
},
{ label => 'shard-count', set => {
key_values => [ { name => 'shard_count' }, { name => 'display' } ],
output_template => 'Shard count: %d',
perfdatas => [
{ label => 'shard_count', value => 'shard_count_absolute', template => '%d',
min => 0, label_extra_instance => 1, instance_use => 'display_absolute' },
],
},
},
{ label => 'uptime', set => {
key_values => [ { name => 'uptime' }, { name => 'uptime_sec' }, { name => 'display' } ],
output_template => 'Uptime: %s',
perfdatas => [
{ label => 'uptime', value => 'uptime_sec_absolute', template => '%d',
min => 0, unit => 's', label_extra_instance => 1, instance_use => 'display_absolute' },
],
},
},
{ label => 'cpu-system', set => {
key_values => [ { name => 'cpu_system' }, { name => 'display' } ],
output_template => 'Cpu system: %.2f %%',
perfdatas => [
{ label => 'cpu_system', value => 'cpu_system_absolute', template => '%.2f',
min => 0, max => 100, unit => '%', label_extra_instance => 1, instance_use => 'display_absolute' },
],
}
},
{ label => 'cpu-user', set => {
key_values => [ { name => 'cpu_user' }, { name => 'display' } ],
output_template => 'Cpu user: %.2f %%',
perfdatas => [
{ label => 'cpu_user', value => 'cpu_user_absolute', template => '%.2f',
min => 0, max => 100, unit => '%', label_extra_instance => 1, instance_use => 'display_absolute' },
],
}
},
{ label => 'memory', set => {
key_values => [ { name => 'free_memory' }, { name => 'total_memory' } ],
closure_custom_calc => $self->can('custom_usage_calc'),
closure_custom_calc_extra_options => { display => 'Ram', label => 'memory', perf => 'memory',
free => 'free_memory', total => 'total_memory' },
closure_custom_output => $self->can('custom_usage_output'),
closure_custom_perfdata => $self->can('custom_usage_perfdata'),
closure_custom_threshold_check => $self->can('custom_usage_threshold'),
}
},
{ label => 'persistent-storage', set => {
key_values => [ { name => 'persistent_storage_free' }, { name => 'persistent_storage_size' } ],
closure_custom_calc => $self->can('custom_usage_calc'),
closure_custom_calc_extra_options => { display => 'Persistent storage', label => 'persistent-storage', perf => 'persistent_storage',
free => 'persistent_storage_free', total => 'persistent_storage_size' },
closure_custom_output => $self->can('custom_usage_output'),
closure_custom_perfdata => $self->can('custom_usage_perfdata'),
closure_custom_threshold_check => $self->can('custom_usage_threshold'),
}
},
{ label => 'ephemeral-storage', set => {
key_values => [ { name => 'ephemeral_storage_free' }, { name => 'ephemeral_storage_size' } ],
closure_custom_calc => $self->can('custom_usage_calc'),
closure_custom_calc_extra_options => { display => 'Ephemeral storage', label => 'ephemeral-storage', perf => 'ephemeral_storage',
free => 'ephemeral_storage_free', total => 'ephemeral_storage_size' },
closure_custom_output => $self->can('custom_usage_output'),
closure_custom_perfdata => $self->can('custom_usage_perfdata'),
closure_custom_threshold_check => $self->can('custom_usage_threshold'),
}
},
{ label => 'flash-storage', set => {
key_values => [ { name => 'bigstore_free' }, { name => 'bigstore_size' } ],
closure_custom_calc => $self->can('custom_usage_calc'),
closure_custom_calc_extra_options => { display => 'Flash storage', label => 'flash-storage', perf => 'flash_storage',
free => 'bigstore_free', total => 'bigstore_size' },
closure_custom_output => $self->can('custom_usage_output'),
closure_custom_perfdata => $self->can('custom_usage_perfdata'),
closure_custom_threshold_check => $self->can('custom_usage_threshold'),
}
},
{ label => 'flash-iops', set => {
key_values => [ { name => 'bigstore_iops' }, { name => 'display' } ],
output_template => 'Flash IOPS: %s ops/s',
perfdatas => [
{ label => 'flash_iops', value => 'bigstore_iops_absolute', template => '%s',
min => 0, unit => 'ops/s', label_extra_instance => 1, instance_use => 'display_absolute' },
],
}
},
{ label => 'flash-throughput', set => {
key_values => [ { name => 'bigstore_throughput' }, { name => 'display' } ],
output_template => 'Flash throughput: %s %s/s',
output_change_bytes => 1,
perfdatas => [
{ label => 'flash_throughput', value => 'bigstore_throughput_absolute', template => '%s',
min => 0, unit => 'B/s', label_extra_instance => 1, instance_use => 'display_absolute' },
],
}
},
{ label => 'connections', set => {
key_values => [ { name => 'conns' }, { name => 'display' } ],
output_template => 'Connections: %s',
perfdatas => [
{ label => 'connections', value => 'conns_absolute', template => '%s',
min => 0, label_extra_instance => 1, instance_use => 'display_absolute' },
],
}
},
{ label => 'requests', set => {
key_values => [ { name => 'total_req' } ],
output_template => 'Requests rate: %s ops/s',
perfdatas => [
{ label => 'requests', value => 'total_req_absolute', template => '%s',
min => 0, unit => 'ops/s' },
],
}
},
{ label => 'traffic-in', set => {
key_values => [ { name => 'ingress' }, { name => 'display' } ],
output_template => 'Traffic In: %s %s/s',
output_change_bytes => 2,
perfdatas => [
{ label => 'traffic_in', value => 'ingress_absolute', template => '%d',
min => 0, unit => 'b/s', label_extra_instance => 1, instance_use => 'display_absolute' },
],
},
},
{ label => 'traffic-out', set => {
key_values => [ { name => 'egress' }, { name => 'display' } ],
output_template => 'Traffic Out: %s %s/s',
output_change_bytes => 2,
perfdatas => [
{ label => 'traffic_out', value => 'egress_absolute', template => '%d',
min => 0, unit => 'b/s', label_extra_instance => 1, instance_use => 'display_absolute' },
],
},
},
];
}
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 =>
{
"filter-node:s" => { name => 'filter_node' },
"units:s" => { name => 'units', default => '%' },
"free" => { name => 'free' },
"warning-status:s" => { name => 'warning_status', default => '' },
"critical-status:s" => { name => 'critical_status', default => '%{status} =~ /down/i' },
});
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::check_options(%options);
$instance_mode = $self;
$self->change_macros();
}
sub change_macros {
my ($self, %options) = @_;
foreach (('warning_status', 'critical_status')) {
if (defined($self->{option_results}->{$_})) {
$self->{option_results}->{$_} =~ s/%\{(.*?)\}/\$self->{result_values}->{$1}/g;
}
}
}
sub manage_selection {
my ($self, %options) = @_;
my $result = $options{custom}->get(path => '/v1/nodes/stats/last?interval='.$options{custom}->get_interval());
my $result2 = $options{custom}->get(path => '/v1/nodes');
foreach my $node (keys %{$result}) {
if (defined($self->{option_results}->{filter_node}) && $self->{option_results}->{filter_node} ne '' &&
$node !~ /$self->{option_results}->{filter_node}/) {
$self->{output}->output_add(long_msg => "skipping node '" . $node . "': no matching filter.", debug => 1);
next;
}
my $shard_list = '-';
if (@{$result2->{$node}->{shard_list}}) {
$shard_list = join(", ", @{$result2->{$node}->{shard_list}});
}
my $ext_addr = '-';
if (@{$result2->{$node}->{external_addr}}) {
$ext_addr = join(", ", @{$result2->{$node}->{external_addr}});
}
$self->{nodes}->{$node} = {
display => $node,
status => defined($result2->{$node}->{status}) ? $result2->{$node}->{status} : '-',
shard_list => $shard_list,
shard_count => $result2->{$node}->{shard_count},
int_addr => $result2->{$node}->{addr},
ext_addr => $ext_addr,
uptime => centreon::plugins::misc::change_seconds(value => $result2->{$node}->{uptime}),
uptime_sec => $result2->{$node}->{uptime},
cpu_system => $result->{$node}->{cpu_system} * 100,
cpu_user => $result->{$node}->{cpu_user} * 100,
free_memory => $result->{$node}->{free_memory},
total_memory => $result2->{$node}->{total_memory},
persistent_storage_free => $result->{$node}->{persistent_storage_free},
persistent_storage_size => $result2->{$node}->{persistent_storage_size},
ephemeral_storage_free => $result->{$node}->{ephemeral_storage_free},
ephemeral_storage_size => $result2->{$node}->{ephemeral_storage_size},
bigstore_free => $result->{$node}->{bigstore_free},
bigstore_size => $result2->{$node}->{bigstore_size},
bigstore_iops => $result->{$node}->{bigstore_iops},
bigstore_throughput => $result->{$node}->{bigstore_throughput},
conns => $result->{$node}->{conns},
total_req => $result->{$node}->{total_req},
ingress => $result->{$node}->{ingress_bytes} * 8,
egress => $result->{$node}->{egress_bytes} * 8,
};
if (scalar(keys %{$self->{nodes}}) <= 0) {
$self->{output}->add_option_msg(short_msg => 'No nodes detected, check your filter ? ');
$self->{output}->option_exit();
}
}
}
1;
__END__
=head1 MODE
Check RedisLabs Enterprise Cluster nodes statistics.
=over 8
=item B<--filter-counters>
Only display some counters (regexp can be used).
Example: --filter-counters='^cpu'
=item B<--units>
Units of thresholds (Default: '%') ('%', 'B').
=item B<--free>
Thresholds are on free space left.
=item B<--warning-status>
Set warning threshold for status.
Can used special variables like: %{status}, %{shard_list},
%{int_addr}, %{ext_addr}.
'status' can be: 'active', 'going_offline', 'offline',
'provisioning', 'decommissioning', 'down'.
=item B<--critical-status>
Set critical threshold for status (Default: '%{status} =~ /down/i').
Can used special variables like: %{status}, %{shard_list},
%{int_addr}, %{ext_addr}.
'status' can be: 'active', 'going_offline', 'offline',
'provisioning', 'decommissioning', 'down'.
=item B<--warning-*>
Threshold warning.
Can be: 'cpu-system', 'cpu-user',
'requests', 'memory', 'flash-storage',
'persistent-storage', 'ephemeral-storage',
'flash-iops', 'flash-throughput', 'connections',
'traffic-in', 'traffic-out', 'shard-count', 'uptime'.
=item B<--critical-*>
Threshold critical.
Can be: 'cpu-system', 'cpu-user',
'requests', 'memory', 'flash-storage',
'persistent-storage', 'ephemeral-storage',
'flash-iops', 'flash-throughput', 'connections',
'traffic-in', 'traffic-out', 'shard-count', 'uptime'.
=back
=cut