110 lines
3.7 KiB
PHP
110 lines
3.7 KiB
PHP
<?php
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/**
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* Pterodactyl - Panel
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* Copyright (c) 2015 - 2017 Dane Everitt <dane@daneeveritt.com>.
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*
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* This software is licensed under the terms of the MIT license.
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* https://opensource.org/licenses/MIT
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*/
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namespace Pterodactyl\Services\Allocations;
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use IPTools\Network;
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use Pterodactyl\Models\Node;
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use Illuminate\Database\ConnectionInterface;
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use Pterodactyl\Exceptions\DisplayException;
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use Pterodactyl\Contracts\Repository\AllocationRepositoryInterface;
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class AssignmentService
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{
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const CIDR_MAX_BITS = 27;
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const CIDR_MIN_BITS = 32;
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const PORT_RANGE_LIMIT = 1000;
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const PORT_RANGE_REGEX = '/^(\d{1,5})-(\d{1,5})$/';
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/**
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* @var \Illuminate\Database\ConnectionInterface
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*/
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protected $connection;
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/**
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* @var \Pterodactyl\Contracts\Repository\AllocationRepositoryInterface
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*/
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protected $repository;
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/**
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* AssignmentService constructor.
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*
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* @param \Pterodactyl\Contracts\Repository\AllocationRepositoryInterface $repository
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* @param \Illuminate\Database\ConnectionInterface $connection
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*/
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public function __construct(
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AllocationRepositoryInterface $repository,
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ConnectionInterface $connection
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) {
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$this->connection = $connection;
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$this->repository = $repository;
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}
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/**
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* Insert allocations into the database and link them to a specific node.
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*
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* @param int|\Pterodactyl\Models\Node $node
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* @param array $data
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*
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* @throws \Pterodactyl\Exceptions\DisplayException
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*/
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public function handle($node, array $data)
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{
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if ($node instanceof Node) {
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$node = $node->id;
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}
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$explode = explode('/', $data['allocation_ip']);
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if (count($explode) !== 1) {
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if (! ctype_digit($explode[1]) || ($explode[1] > self::CIDR_MIN_BITS || $explode[1] < self::CIDR_MAX_BITS)) {
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throw new DisplayException(trans('exceptions.allocations.cidr_out_of_range'));
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}
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}
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$this->connection->beginTransaction();
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foreach (Network::parse(gethostbyname($data['allocation_ip'])) as $ip) {
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foreach ($data['allocation_ports'] as $port) {
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if (! is_digit($port) && ! preg_match(self::PORT_RANGE_REGEX, $port)) {
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throw new DisplayException(trans('exceptions.allocations.invalid_mapping', ['port' => $port]));
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}
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$insertData = [];
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if (preg_match(self::PORT_RANGE_REGEX, $port, $matches)) {
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$block = range($matches[1], $matches[2]);
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if (count($block) > self::PORT_RANGE_LIMIT) {
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throw new DisplayException(trans('exceptions.allocations.too_many_ports'));
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}
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foreach ($block as $unit) {
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$insertData[] = [
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'node_id' => $node,
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'ip' => $ip->__toString(),
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'port' => (int) $unit,
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'ip_alias' => array_get($data, 'allocation_alias'),
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'server_id' => null,
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];
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}
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} else {
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$insertData[] = [
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'node_id' => $node,
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'ip' => $ip->__toString(),
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'port' => (int) $port,
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'ip_alias' => array_get($data, 'allocation_alias'),
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'server_id' => null,
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];
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}
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$this->repository->insertIgnore($insertData);
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}
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}
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$this->connection->commit();
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}
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}
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