Use DNS Location Record for Location (#12409)

* Use DNS Location Record for Location * . * . * . * grammar fix * dns class * code changes * composer update * add missing composer.lock update * reposition Location record parsing * composer update * default yes ; change lookup order * merge master * . * move Location Record Parser to Model Level * . * fix location record code * Location precedence with tests Setting from UI disables all lookups * update composer.lock and mix-manifest.json * Style fixes Co-authored-by: Tony Murray <murraytony@gmail.com>
2024-10-07 16:52:45 +00:00 · 2021-02-22 11:17:40 +01:00
parent 93b91ebc91
commit 75a0a5e374
15 changed files with 522 additions and 65 deletions
--- a/LibreNMS/Util/Dns.php
+++ b/LibreNMS/Util/Dns.php
@@ -0,0 +1,67 @@
+<?php
+/**
+ * Dns.php
+ *
+ * Get version info about LibreNMS and various components/dependencies
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ *
+ * @link       http://librenms.org
+ * @copyright  2021 Thomas Berberich
+ * @author     Thomas Berberch <sourcehhdoctor@gmail.com>
+ */
+
+namespace LibreNMS\Util;
+
+use LibreNMS\Interfaces\Geocoder;
+
+class Dns implements Geocoder
+{
+    protected $resolver;
+
+    public function __construct()
+    {
+        $this->resolver = new \Net_DNS2_Resolver();
+    }
+
+    /**
+     * @param string $domain  Domain which has to be parsed
+     * @param string $record  DNS Record which should be searched
+     * @return array   List of matching records
+     */
+    public function getRecord($domain, $record = 'A')
+    {
+        try {
+            $ret = $this->resolver->query($domain, $record);
+
+            return $ret->answer;
+        } catch (\Net_DNS2_Exception $e) {
+            d_echo('::query() failed: ' . $e->getMessage());
+
+            return [];
+        }
+    }
+
+    public function getCoordinates($hostname)
+    {
+        foreach ($this->getRecord($hostname, 'LOC') as $record) {
+            return [
+                'lat' => $record->latitude,
+                'lng' => $record->longitude,
+            ];
+        }
+
+        return [];
+    }
+}