#
# Copyright 2021 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 cloud::nutanix::snmp::mode::listhypervisors;

use base qw(centreon::plugins::mode);

use strict;
use warnings;
use centreon::plugins::misc;

my $oid_hypervisorName = '.1.3.6.1.4.1.41263.9.1.3';

sub new {
    my ($class, %options) = @_;
    my $self = $class->SUPER::new(package => __PACKAGE__, %options);
    bless $self, $class;
    
    $options{options}->add_options(arguments => {
        'filter-name:s' => { name => 'filter_name' },
    });
    return $self;
}

sub check_options {
    my ($self, %options) = @_;
    $self->SUPER::init(%options);
}

sub manage_selection {
    my ($self, %options) = @_;

    my $snmp_result = $self->{snmp}->get_table(oid => $oid_hypervisorName, nothing_quit => 1);
    $self->{hypervisor} = {};
    foreach my $oid (keys %{$snmp_result}) {        
        $snmp_result->{$oid} = centreon::plugins::misc::trim($snmp_result->{$oid});
        if (defined($self->{option_results}->{filter_name}) && $self->{option_results}->{filter_name} ne '' &&
            $snmp_result->{$oid} !~ /$self->{option_results}->{filter_name}/) {
            $self->{output}->output_add(long_msg => "skipping hypervisor '" . $snmp_result->{$oid} . "'.", debug => 1);
            next;
        }

        $self->{hypervisor}->{$snmp_result->{$oid}} = { name => $snmp_result->{$oid} };
    }
}

sub run {
    my ($self, %options) = @_;
    $self->{snmp} = $options{snmp};

    $self->manage_selection();
    foreach my $name (sort keys %{$self->{hypervisor}}) {
        $self->{output}->output_add(long_msg => "'" . $name . "'");
    }
    
    $self->{output}->output_add(severity => 'OK',
                                short_msg => 'List Hypervisors:');
    $self->{output}->display(nolabel => 1, force_ignore_perfdata => 1, force_long_output => 1);
    $self->{output}->exit();
}

sub disco_format {
    my ($self, %options) = @_;
    
    $self->{output}->add_disco_format(elements => ['name']);
}

sub disco_show {
    my ($self, %options) = @_;
    $self->{snmp} = $options{snmp};

    $self->manage_selection();
    foreach my $name (sort keys %{$self->{hypervisor}}) {        
        $self->{output}->add_disco_entry(name => $name);
    }
}

1;

__END__

=head1 MODE

List hypervisors.

=over 8

=item B<--filter-name>

Filter by hypervisor name.

=back

=cut