Handle allocation assignment using services

Function is significantly quicker and uses 1 SQL query per IP rather than 1 query per port.
2017-08-05 21:10:32 -05:00 · 2017-08-05 21:10:32 -05:00 · 669119c8f8
commit 669119c8f8
parent 396b5c22d9
17 changed files with 754 additions and 5915 deletions
--- a/app/Services/Allocations/AssignmentService.php
+++ b/app/Services/Allocations/AssignmentService.php
@ -0,0 +1,125 @@
+<?php
+/*
+ * Pterodactyl - Panel
+ * Copyright (c) 2015 - 2017 Dane Everitt <dane@daneeveritt.com>.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+namespace Pterodactyl\Services\Allocations;
+
+use IPTools\Network;
+use Pterodactyl\Models\Node;
+use Illuminate\Database\ConnectionInterface;
+use Pterodactyl\Exceptions\DisplayException;
+use Pterodactyl\Contracts\Repository\AllocationRepositoryInterface;
+
+class AssignmentService
+{
+    const CIDR_MAX_BITS = 27;
+    const CIDR_MIN_BITS = 32;
+    const PORT_RANGE_LIMIT = 1000;
+    const PORT_RANGE_REGEX = '/^(\d{1,5})-(\d{1,5})$/';
+
+    /**
+     * @var \Illuminate\Database\ConnectionInterface
+     */
+    protected $connection;
+
+    /**
+     * @var \Pterodactyl\Contracts\Repository\AllocationRepositoryInterface
+     */
+    protected $repository;
+
+    /**
+     * AssignmentService constructor.
+     *
+     * @param \Pterodactyl\Contracts\Repository\AllocationRepositoryInterface $repository
+     * @param \Illuminate\Database\ConnectionInterface                        $connection
+     */
+    public function __construct(
+        AllocationRepositoryInterface $repository,
+        ConnectionInterface $connection
+    ) {
+        $this->connection = $connection;
+        $this->repository = $repository;
+    }
+
+    /**
+     * Insert allocations into the database and link them to a specific node.
+     *
+     * @param  int|\Pterodactyl\Models\Node $node
+     * @param  array                        $data
+     *
+     * @throws \Pterodactyl\Exceptions\DisplayException
+     */
+    public function handle($node, array $data)
+    {
+        if ($node instanceof Node) {
+            $node = $node->id;
+        }
+
+        $explode = explode('/', $data['allocation_ip']);
+        if (count($explode) !== 1) {
+            if (! ctype_digit($explode[1]) || ($explode[1] > self::CIDR_MIN_BITS || $explode[1] < self::CIDR_MAX_BITS)) {
+                throw new DisplayException(trans('admin/exceptions.allocations.cidr_out_of_range'));
+            }
+        }
+
+        $this->connection->beginTransaction();
+        foreach (Network::parse(gethostbyname($data['allocation_ip'])) as $ip) {
+            foreach ($data['allocation_ports'] as $port) {
+                if (! ctype_digit($port) && ! preg_match(self::PORT_RANGE_REGEX, $port)) {
+                    throw new DisplayException(trans('admin/exceptions.allocations.invalid_mapping', ['port' => $port]));
+                }
+
+                $insertData = [];
+                if (preg_match(self::PORT_RANGE_REGEX, $port, $matches)) {
+                    $block = range($matches[1], $matches[2]);
+
+                    if (count($block) > self::PORT_RANGE_LIMIT) {
+                        throw new DisplayException(trans('admin/exceptions.allocations.too_many_ports'));
+                    }
+
+                    foreach ($block as $unit) {
+                        $insertData[] = [
+                            'node_id' => $node,
+                            'ip' => $ip->__toString(),
+                            'port' => (int) $unit,
+                            'ip_alias' => array_get($data, 'allocation_alias'),
+                            'server_id' => null,
+                        ];
+                    }
+                } else {
+                    $insertData[] = [
+                        'node_id' => $node,
+                        'ip' => $ip->__toString(),
+                        'port' => (int) $port,
+                        'ip_alias' => array_get($data, 'allocation_alias'),
+                        'server_id' => null,
+                    ];
+                }
+
+                $this->repository->insertIgnore($insertData);
+            }
+        }
+
+        $this->connection->commit();
+    }
+}