Add support for generating random prefixes

ipv6ula/models.py

@@ -32,7 +32,6 @@ def validate_ula_prefix(prefix):
         )
 
 
-
 class User(AbstractUser):
     pass
 

ipv6ula/templates/ipv6ula/base.html

@@ -22,11 +22,17 @@
       <div class="collapse navbar-collapse"
            id="navbarSupportedContent">
         <ul class="navbar-nav mr-auto">
-          <li class="nav-item"> <a class="nav-link"
-          href="/generate">Generate new prefix</a></li>
-          <li class="nav-item"> <a class="nav-link"
-          href="/submit">Submit existing prefix</a></li>
-
+          <li class="nav-item">
+            <a class="nav-link" href="/random/">Generate random prefix</a>
+          </li>
+          <li class="nav-item">
+            <a class="nav-link" href="/generate/">Register random
+              prefix</a>
+          </li>
+          <li class="nav-item">
+            <a class="nav-link" href="/submit/">Submit existing
+              prefix</a>
+          </li>
           {% if user.is_authenticated %}
           <span class="navbar-text">Logged in as {{ user }}.</span>
           <li class="nav-item">

ipv6ula/templates/ipv6ula/random_ula.html

@@ -0,0 +1,15 @@
+{% extends 'ipv6ula/base.html' %}
+
+{% block content %}
+<div class="container">
+  <div class="row">
+    <div class="col">
+      <h1>Your random ULA prefix</h1>
+      <p>Your randomly generated prefix is:
+        <strong>{{ prefix }}/48</strong>
+      </p>.
+      <p>If you prefer another prefix, just reload this page.</p>
+  </div>
+</div>
+
+{% endblock %}

ipv6ula/templates/ipv6ula/ula_list.html

@@ -31,7 +31,8 @@
 
     <p>
       To login and submit prefixes you need to create an
-      <a href="https://account.ungleich.ch">ungleich account</a>.
+      <a href="https://account.ungleich.ch">ungleich account</a>. A
+      total of {{ count }} prefixes have been registered.
     </p>
   </div>
   {% if messages %}

ipv6ula/urls.py

@@ -24,6 +24,7 @@ urlpatterns = [
     path('', views.IndexView.as_view(), name='index'),
     path('submit/', views.SubmitView.as_view(), name='submit'),
     path('generate/', views.GenerateView.as_view(), name='generate'),
+    path('random/', views.RandowULAView.as_view(), name='random'),
     path('login/', views.LoginView.as_view(), name='login'),
     path('logout/', views.logout_view, name='logout'),
     path('admin/', admin.site.urls),

ipv6ula/views.py

@@ -1,5 +1,7 @@
 from django.views.generic.list import ListView
 from django.views.generic.edit import CreateView
+from django.views.generic.base import TemplateView
+
 from django.contrib.auth import views as auth_views
 from django.contrib.auth.mixins import LoginRequiredMixin
 from django.contrib.messages.views import SuccessMessageMixin
@@ -19,6 +21,20 @@ class IndexView(ListView):
     model = ULA
     queryset = ULA.objects.order_by('prefix')
 
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+        context['count'] = self.get_queryset().count()
+        return context
+
+class RandowULAView(TemplateView):
+    model = ULA
+    template_name = "ipv6ula/random_ula.html"
+
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+        context['prefix'] = str(random_ula_net())
+        return context
+
 class GenerateSubmitView(LoginRequiredMixin, SuccessMessageMixin, CreateView):
     model = ULA