Add functionality for applying database patches on login

templates/wireguard/welcome.html

@@ -2,17 +2,33 @@
 
 {% block content %}
 
-<h1>Welcome to WireGuard WebAdmin</h1>
-<p>WireGuard WebAdmin is a web-based interface designed for managing WireGuard VPN, a remarkably simple, fast, and modern VPN that employs cutting-edge cryptography.</p>
-<p>I have dedicated significant effort to this project over the past few weeks and am thrilled to announce that we are now close to version 1.0</p>
+    <h1>Database settings updated</h1>
+    <p>The following modifications have been applied to your database:</p>
+    <table class="table table-bordered">
+        <th>Patch</th>
+        <th>Field</th>
+        <th>Value</th>
+        <th>Objects</th>
+        <th>Reason</th>
+        <thead>
+        </thead>
+        <tbody>
+        {% for update in update_list  %}
+            <tr>
+                <td>{{ update.patch_version}}</td>
+                <td>{{ update.field }}</td>
+                <td>{{ update.new_value }}</td>
+                <td>
+                    <ul>
+                        {% for object in update.object_list %}<li>{{ object }}</li>{% endfor %}
+                    </ul>
+                </td>
+                <td>{{ update.reason|safe }}</td>
+            </tr>
+        {% endfor %}
+        </tbody>
+    </table>
 
-<br>
-<h3>Upcoming Enhancements</h3>
-<ul>
-    <li>Improving "Pending changes" notification and separation (WireGuard from Firewall)</li>
-</ul>
-
-<p>Stay tuned to our GitHub page for imminent updates to this project.</p>
 
 
 {% endblock %}

wireguard/views.py

@@ -173,4 +173,43 @@ def view_wireguard_manage_instance(request):
         else:
             form = WireGuardInstanceForm(instance=current_instance)  
     context = {'page_title': page_title, 'wireguard_instances': wireguard_instances, 'current_instance': current_instance, 'form': form, 'pending_changes_warning': pending_changes_warning}
-    return render(request, 'wireguard/wireguard_manage_server.html', context)
+    return render(request, 'wireguard/wireguard_manage_server.html', context)
+
+
+@login_required
+def view_apply_db_patches(request):
+    if not UserAcl.objects.filter(user=request.user).filter(user_level__gte=50).exists():
+        return redirect('/status/')
+    webadmin_settings, webadmin_settings_created = WebadminSettings.objects.get_or_create(name='webadmin_settings')
+    update_applied = False
+    update_list = []
+
+    if webadmin_settings.db_patch_version < 1:
+        print('Applying DB patch 1')
+        object_list = []
+        for wg_instance in WireGuardInstance.objects.filter(peer_list_refresh_interval__gt=10):
+            object_list.append(f'wg{wg_instance.instance_id}')
+            wg_instance.peer_list_refresh_interval = 10
+            wg_instance.save()
+
+        if object_list:
+            update_applied = True
+            update_list.append({
+                'patch_version': 1, 'object_list': object_list,
+                'field': 'peer_list_refresh_interval', 'new_value': '10',
+                'reason': 'The interval has been reduced to improve the user experience on the peer list. This <b>may impact server performance</b> in larger environments. You can modify this interval in "Server Settings."'
+            })
+        webadmin_settings.db_patch_version = 1
+        webadmin_settings.save()
+
+    data = {
+        'update_applied': update_applied,
+        'update_list': update_list,
+    }
+    if update_applied:
+        return render(request, 'wireguard/welcome.html', context=data)
+    else:
+        return redirect('/status/')
+
+
+

wireguard_webadmin/urls.py

@@ -18,7 +18,7 @@ from django.contrib import admin
 from django.urls import path
 from django.views.generic import RedirectView
 
-from wireguard.views import view_wireguard_status, view_wireguard_manage_instance
+from wireguard.views import view_wireguard_status, view_wireguard_manage_instance, view_apply_db_patches
 from wireguard_peer.views import view_wireguard_peer_list, view_wireguard_peer_manage, view_manage_ip_address, view_wireguard_peer_sort
 from console.views import view_console
 from user_manager.views import view_user_list, view_manage_user, view_peer_group_list, view_peer_group_manage
@@ -31,7 +31,7 @@ from wgrrd.views import view_rrd_graph
 
 urlpatterns = [
     path('admin/', admin.site.urls),
-    path('', RedirectView.as_view(url='/status/', permanent=False), name='redirect_to_status'),
+    path('', view_apply_db_patches, name='apply_db_patches'),
     path('status/', view_wireguard_status, name='wireguard_status'),
     path('dns/', view_static_host_list, name='static_host_list'),
     path('dns/apply_config/', view_apply_dns_config, name='apply_dns_config'),