Plugins base (#613)

* wip

* wip

* cleanup

* notification channels

* phpstan

* services

* remove server types

* refactoring

* refactoring

app/Services/Firewall/Ufw.php

@@ -0,0 +1,57 @@
+<?php
+
+namespace App\Services\Firewall;
+
+use App\Enums\FirewallRuleStatus;
+use App\Exceptions\SSHError;
+
+class Ufw extends AbstractFirewall
+{
+    public static function id(): string
+    {
+        return 'ufw';
+    }
+
+    public static function type(): string
+    {
+        return 'firewall';
+    }
+
+    public function unit(): string
+    {
+        return 'ufw';
+    }
+
+    /**
+     * @throws SSHError
+     */
+    public function install(): void
+    {
+        $this->service->server->ssh()->exec(
+            view('ssh.services.firewall.ufw.install-ufw'),
+            'install-ufw'
+        );
+        $this->service->server->os()->cleanup();
+    }
+
+    public function uninstall(): void
+    {
+        //
+    }
+
+    /**
+     * @throws SSHError
+     */
+    public function applyRules(): void
+    {
+        $rules = $this->service->server
+            ->firewallRules()
+            ->where('status', '!=', FirewallRuleStatus::DELETING)
+            ->get();
+
+        $this->service->server->ssh()->exec(
+            view('ssh.services.firewall.ufw.apply-rules', ['rules' => $rules]),
+            'apply-rules'
+        );
+    }
+}