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bird.php
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/
bird.php
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<?php
/*
* Looking Glass - An easy to deploy Looking Glass
* Copyright (C) 2014-2024 Guillaume Mazoyer <guillaume@mazoyer.eu>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
require_once('unix.php');
require_once('includes/command_builder.php');
require_once('includes/utils.php');
final class Bird extends UNIX {
private function get_bird_binary($ipv6 = true) {
return $ipv6 ? 'birdc6' : 'birdc';
}
private function get_aspath($parameter, $routing_instance = false) {
$commands = array();
foreach (array(true, false) as $ipv6_enabled) {
$cmd = new CommandBuilder();
$cmd->add($this->get_bird_binary($ipv6_enabled));
// Build the command to send to the binary
$cmd->add("'show route where bgp_path ~ [=", $parameter, '=]');
if ($this->config['bgp_detail']) {
$cmd->add('all');
}
$cmd->add("'");
$commands[] = $cmd;
}
return $commands;
}
protected function build_bgp($parameter, $routing_instance = false) {
$cmd = new CommandBuilder();
$cmd->add($this->get_bird_binary(match_ipv6($parameter, false)));
// Build the command to send to the binary
$cmd->add("'show route for", $parameter);
if ($this->config['bgp_detail']) {
$cmd->add('all');
}
$cmd->add("'");
return array($cmd);
}
protected function build_aspath_regexp($parameter, $routing_instance = false) {
return $this->get_aspath($parameter, $routing_instance);
}
protected function build_as($parameter, $routing_instance = false) {
return $this->get_aspath($parameter, $routing_instance);
}
}
// End of bird.php