Re-implement NAC as a class based module (#9573)

* Less sql queries for nac module

* Re-implement NAC as a class based module

* Update comments

* update module capture order

* Fix style issues

LibreNMS/Interfaces/Module.php

@@ -0,0 +1,56 @@
+<?php
+/**
+ * Module.php
+ *
+ * LibreNMS Discovery/Poller Module
+ *
+ * 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/>.
+ *
+ * @package    LibreNMS
+ * @link       http://librenms.org
+ * @copyright  2018 Tony Murray
+ * @author     Tony Murray <murraytony@gmail.com>
+ */
+
+namespace LibreNMS\Interfaces;
+
+use LibreNMS\OS;
+
+interface Module
+{
+    /**
+     * Discover this module. Heavier processes can be run here
+     * Run infrequently (default 4 times a day)
+     *
+     * @param OS $os
+     */
+    public function discover(OS $os);
+
+    /**
+     * Poll data for this module and update the DB / RRD.
+     * Try to keep this efficient and only run if discovery has indicated there is a reason to run.
+     * Run frequently (default every 5 minutes)
+     *
+     * @param OS $os
+     */
+    public function poll(OS $os);
+
+    /**
+     * Remove all DB data for this module.
+     * This will be run when the module is disabled.
+     *
+     * @param OS $os
+     */
+    public function cleanup(OS $os);
+}

LibreNMS/Interfaces/Polling/NacPolling.php

@@ -0,0 +1,36 @@
+<?php
+/**
+ * NacPolling.php
+ *
+ * Nac Polling interface
+ *
+ * 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/>.
+ *
+ * @package    LibreNMS
+ * @link       http://librenms.org
+ * @copyright  2018 Tony Murray
+ * @author     Tony Murray <murraytony@gmail.com>
+ */
+
+namespace LibreNMS\Interfaces\Polling;
+
+use Illuminate\Support\Collection;
+
+interface NacPolling
+{
+    /**
+     * @return Collection PortNac objects
+     */
+    public function pollNac();
+}