Stp module rewrite (#13570)

* STP module rewrite WIP

* Finish rewrite

* Ignore disabled and log root/topology changes

* Remove interfaces for now

* fix style

* Lint fixes

* Document ResolvesPortIds and hide map functions

* whitespace fixes

* Revert to stpInstances in case someone writes mstp support

* missed one

* phpstan fixes

* Handle table and oids separately

* forgot to register observer

* Test data and correct non-table handling in SnmpResponse->table()

* update test

* test data

* revert aos7 silly things

* minimal polling

* Update test data

* order ports_ntp and rename new field to port_index

* forgot the db_schema

* revert ciena-sds port things

* MSTP support, maybe

* Adding test data

* Filter bad lines instead of discarding the entire snmp response
and capture fixes and test data

* fresh data

* add os data

* update data, ignore unfound ports, obviously bad device implementation.

* fixes

* Ignore context files in os detection test

* Remove empty table data

* add ciena-sds vlan

* designatedCost column is too small

* Update stp webui

* Refactor code to interfaces, to allow vendor mibs

* update schema

* fix issues added by abstraction

* STP fixes

* Default to no context for vlan 1

* never store vlan 1

* Update test data

* remove eltex brokenness

* fix style

* fix stan

* Fix Rewrite MAC to Hex padding with floats

* fix sqlite migration

app/Observers/StpObserver.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace App\Observers;
+
+use App\Models\Stp;
+use Log;
+
+class StpObserver
+{
+    /**
+     * Handle the Stp "updating" event.
+     *
+     * @param  \App\Models\Stp  $stp
+     * @return void
+     */
+    public function updating(Stp $stp)
+    {
+        if ($stp->isDirty('designatedRoot')) {
+            Log::event('STP designated root changed: ' . $stp->getOriginal('designatedRoot') . ' > ' . $stp->designatedRoot, $stp->device_id, 'stp', 4);
+        }
+
+        if ($stp->isDirty('rootPort')) {
+            Log::event('STP root port changed: ' . $stp->getOriginal('rootPort') . ' > ' . $stp->rootPort, $stp->device_id, 'stp', 4);
+        }
+
+        if ($stp->isDirty('rootPort')) {
+            $time = \LibreNMS\Util\Time::formatInterval($stp->timeSinceTopologyChange);
+            Log::event('STP topology changed after: ' . $time, $stp->device_id, 'stp', 4);
+        }
+    }
+}