Merge pull request #2408 from centreon/add-rrdtool

Add rrdtool
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qgarnier 2020-12-04 10:12:21 +01:00 committed by GitHub
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#
# 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 database::rrdtool::local::custom::cli;
use strict;
use warnings;
use centreon::plugins::ssh;
use centreon::plugins::misc;
use JSON::XS;
sub new {
my ($class, %options) = @_;
my $self = {};
bless $self, $class;
if (!defined($options{output})) {
print "Class Custom: Need to specify 'output' argument.\n";
exit 3;
}
if (!defined($options{options})) {
$options{output}->add_option_msg(short_msg => "Class Custom: Need to specify 'options' argument.");
$options{output}->option_exit();
}
if (!defined($options{noptions})) {
$options{options}->add_options(arguments => {
'hostname:s' => { name => 'hostname' },
'timeout:s' => { name => 'timeout' },
'command:s' => { name => 'command' },
'command-path:s' => { name => 'command_path' },
'command-options:s' => { name => 'command_options' },
'sudo:s' => { name => 'sudo' }
});
}
$options{options}->add_help(package => __PACKAGE__, sections => 'CLI OPTIONS', once => 1);
$self->{output} = $options{output};
$self->{ssh} = centreon::plugins::ssh->new(%options);
return $self;
}
sub set_options {
my ($self, %options) = @_;
$self->{option_results} = $options{option_results};
}
sub set_defaults {}
sub check_options {
my ($self, %options) = @_;
if (defined($self->{option_results}->{timeout}) && $self->{option_results}->{timeout} =~ /(\d+)/) {
$self->{timeout} = $1;
}
if (defined($self->{option_results}->{hostname}) && $self->{option_results}->{hostname} ne '') {
$self->{ssh}->check_options(option_results => $self->{option_results});
}
return 0;
}
sub get_identifier {
my ($self, %options) = @_;
my $id = defined($self->{option_results}->{hostname}) ? $self->{option_results}->{hostname} : 'me';
if (defined($self->{option_results}->{hostname}) && $self->{option_results}->{hostname} ne '') {
$id .= ':' . $self->{ssh}->get_port();
}
return $id;
}
sub execute_command {
my ($self, %options) = @_;
my $timeout = $self->{timeout};
if (!defined($timeout)) {
$timeout = defined($options{timeout}) ? $options{timeout} : 45;
}
my $command_options = defined($self->{option_results}->{command_options}) && $self->{option_results}->{command_options} ne '' ? $self->{option_results}->{command_options} : $options{command_options};
my ($stdout, $exit_code);
if (defined($self->{option_results}->{hostname}) && $self->{option_results}->{hostname} ne '') {
($stdout, $exit_code) = $self->{ssh}->execute(
hostname => $self->{option_results}->{hostname},
sudo => $self->{option_results}->{sudo},
command => defined($self->{option_results}->{command}) && $self->{option_results}->{command} ne '' ? $self->{option_results}->{command} : $options{command},
command_path => defined($self->{option_results}->{command_path}) && $self->{option_results}->{command_path} ne '' ? $self->{option_results}->{command_path} : $options{command_path},
command_options => $command_options,
timeout => $timeout,
no_quit => $options{no_quit}
);
} else {
($stdout, $exit_code) = centreon::plugins::misc::execute(
output => $self->{output},
sudo => $self->{option_results}->{sudo},
options => { timeout => $timeout },
command => defined($self->{option_results}->{command}) && $self->{option_results}->{command} ne '' ? $self->{option_results}->{command} : $options{command},
command_path => defined($self->{option_results}->{command_path}) && $self->{option_results}->{command_path} ne '' ? $self->{option_results}->{command_path} : $options{command_path},
command_options => $command_options,
no_quit => $options{no_quit}
);
}
$self->{output}->output_add(long_msg => "command response: $stdout", debug => 1);
return ($stdout, $exit_code);
}
sub query {
my ($self, %options) = @_;
my $command_options =
'graph - --start=' . $options{start} .
' --end=' . $options{end} .
' --imgformat=JSON' .
' DEF:v1="' . $options{rrd_file} . ':' . $options{ds_name} . ':AVERAGE"' .
' LINE1:v1#00CC00:v1' .
' VDEF:v1max=v1,MAXIMUM' .
' VDEF:v1min=v1,MINIMUM' .
' VDEF:v1avg=v1,AVERAGE' .
' GPRINT:v1max:"MAX\:%6.2lf"' .
' GPRINT:v1min:"MIN\:%6.2lf"' .
' GPRINT:v1avg:"AVG\:%6.2lf"';
my ($stdout) = $self->execute_command(
command => 'rrdtool',
command_options => $command_options
);
my $decoded;
eval {
$decoded = JSON::XS->new->decode($stdout);
};
if ($@) {
$self->{output}->add_option_msg(short_msg => "Cannot decode json response: $@");
$self->{output}->option_exit();
}
my $results = {};
foreach (@{$decoded->{meta}->{gprints}}) {
if (defined($_->{gprint}) && $_->{gprint} =~ /(MIN|MAX|AVG):\s*([0-9\.]+)/) {
$results->{ lc($1) } = $2;
}
}
return $results;
}
1;
__END__
=head1 NAME
rrdtool command line.
=head1 SYNOPSIS
rrdtool command line.
=head1 CLI OPTIONS
=over 8
=item B<--hostname>
Hostname to query.
=item B<--timeout>
Timeout in seconds for the command (Default: 45). Default value can be override by the mode.
=item B<--command>
Command to get information. Used it you have output in a file.
=item B<--command-path>
Command path.
=item B<--command-options>
Command options.
=item B<--sudo>
sudo command.
=back
=head1 DESCRIPTION
B<custom>.
=cut

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#
# 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 database::rrdtool::local::custom::perlmod;
use strict;
use warnings;
use RRDs;
sub new {
my ($class, %options) = @_;
my $self = {};
bless $self, $class;
if (!defined($options{output})) {
print "Class Custom: Need to specify 'output' argument.\n";
exit 3;
}
if (!defined($options{options})) {
$options{output}->add_option_msg(short_msg => "Class Custom: Need to specify 'options' argument.");
$options{output}->option_exit();
}
if (!defined($options{noptions})) {
$options{options}->add_options(arguments => {
});
}
$options{options}->add_help(package => __PACKAGE__, sections => 'PERLMOD OPTIONS', once => 1);
$self->{output} = $options{output};
return $self;
}
sub set_options {
my ($self, %options) = @_;
$self->{option_results} = $options{option_results};
}
sub set_defaults {}
sub check_options { return 0; }
sub get_identifier {
my ($self, %options) = @_;
return 'none';
}
sub query {
my ($self, %options) = @_;
my ($prints) = RRDs::graph(
'/dev/null',
'--start=' . $options{start},
'--end=' . $options{end},
'--imgformat=JSON',
'DEF:v1=' . $options{rrd_file} . ':' . $options{ds_name} . ':AVERAGE',
'LINE1:v1#00CC00:v1',
'VDEF:v1max=v1,MAXIMUM',
'VDEF:v1min=v1,MINIMUM',
'VDEF:v1avg=v1,AVERAGE',
'PRINT:v1max:MAX\:%6.2lf',
'PRINT:v1min:MIN\:%6.2lf',
'PRINT:v1avg:AVG\:%6.2lf'
);
if (RRDs::error()) {
$self->{output}->add_option_msg(short_msg => "rrd graph error: " . RRDs::error());
$self->{output}->option_exit();
}
my $results = {};
foreach (@$prints) {
if (/(MIN|MAX|AVG):\s*([0-9\.]+)/) {
$results->{ lc($1) } = $2;
}
}
return $results;
}
1;
__END__
=head1 NAME
perlmod rrds.
=head1 SYNOPSIS
perlmod rrds.
=head1 PERLMOD OPTIONS
no options.
=head1 DESCRIPTION
B<custom>.
=cut

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#
# 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 database::rrdtool::local::mode::query;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
sub prefix_global_output {
my ($self, %options) = @_;
return "datasource '" . $options{instance_value}->{ds_name} . "': ";
}
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'global', type => 0, cb_prefix_output => 'prefix_global_output', skipped_code => { -10 => 1 } }
];
$self->{maps_counters}->{global} = [
{ label => 'value-minimum', nlabel => 'datasource.value.minimum.count', set => {
key_values => [ { name => 'min' }, { name => 'ds_name' } ],
output_template => '%s (min)',
perfdatas => [
{ template => '%s', label_extra_instance => 1, instance_use => 'ds_name' }
]
}
},
{ label => 'value-average', nlabel => 'datasource.value.average.count', set => {
key_values => [ { name => 'avg' }, { name => 'ds_name' } ],
output_template => '%s (avg)',
perfdatas => [
{ template => '%s', label_extra_instance => 1, instance_use => 'ds_name' }
]
}
},
{ label => 'value-maximum', nlabel => 'datasource.value.maximum.count', set => {
key_values => [ { name => 'max'}, { name => 'ds_name' } ],
output_template => '%s (max)',
perfdatas => [
{ template => '%s', label_extra_instance => 1, instance_use => 'ds_name' }
]
}
}
];
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options, force_new_perfdata => 1);
bless $self, $class;
$options{options}->add_options(arguments => {
'rrd-file:s' => { name => 'rrd_file' },
'ds-name:s' => { name => 'ds_name', default => 'value' },
'timeframe:s' => { name => 'timeframe', default => 3600 }
});
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::check_options(%options);
if (!defined($self->{option_results}->{rrd_file}) || $self->{option_results}->{rrd_file} eq '') {
$self->{output}->add_option_msg(short_msg => 'Please set --rrd-file option.');
$self->{output}->option_exit();
}
if (!defined($self->{option_results}->{timeframe}) || $self->{option_results}->{timeframe} eq '') {
$self->{output}->add_option_msg(short_msg => 'Please set --timeframe option.');
$self->{output}->option_exit();
}
if (!defined($self->{option_results}->{ds_name}) || $self->{option_results}->{ds_name} eq '') {
$self->{output}->add_option_msg(short_msg => 'Please set --ds-name option.');
$self->{output}->option_exit();
}
}
sub manage_selection {
my ($self, %options) = @_;
my $result = $options{custom}->query(
rrd_file => $self->{option_results}->{rrd_file},
ds_name => $self->{option_results}->{ds_name},
start => time() - $self->{option_results}->{timeframe},
end => time()
);
$self->{global} = {
ds_name => $self->{option_results}->{ds_name},
%$result
};
}
1;
__END__
=head1 MODE
Query DS min/max/average on a timeframe.
=over 8
=item B<--rrd-file>
Set rrd file to query.
=item B<--ds-name>
Set DS name to query (default: 'value').
=item B<--timeframe>
Set timeframe in seconds (E.g '3600' to check last 60 minutes).
=item B<--warning-*> B<--critical-*>
Thresholds.
Can be: 'value-minimum', 'value-average', 'value-maximum'.
=back
=cut

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#
# 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 database::rrdtool::local::plugin;
use strict;
use warnings;
use base qw(centreon::plugins::script_custom);
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$self->{version} = '0.1';
$self->{modes} = {
'query' => 'database::rrdtool::local::mode::query'
};
$self->{custom_modes}->{cli} = 'database::rrdtool::local::custom::cli';
$self->{custom_modes}->{perlmod} = 'database::rrdtool::local::custom::perlmod';
return $self;
}
1;
__END__
=head1 PLUGIN DESCRIPTION
Check rrdtool database.
=cut