Tweaked links to ensure that new child prefixes inherit the VRF and site of their parent by default

netbox/ipam/tables.py

@@ -21,13 +21,13 @@ PREFIX_LINK = """
 {% else %}
     <span style="padding-left: {{ record.depth }}9px">
 {% endif %}
-    <a href="{% if record.pk %}{% url 'ipam:prefix' pk=record.pk %}{% else %}{% url 'ipam:prefix_add' %}?prefix={{ record }}{% if site %}&site={{ site.pk }}{% endif %}{% endif %}">{{ record.prefix }}</a>
+    <a href="{% if record.pk %}{% url 'ipam:prefix' pk=record.pk %}{% else %}{% url 'ipam:prefix_add' %}?prefix={{ record }}{% if parent.vrf %}&vrf={{ parent.vrf.pk }}{% endif %}{% if parent.site %}&site={{ parent.site.pk }}{% endif %}{% endif %}">{{ record.prefix }}</a>
 </span>
 """
 
 PREFIX_LINK_BRIEF = """
 <span style="padding-left: {{ record.depth }}0px">
-    <a href="{% if record.pk %}{% url 'ipam:prefix' pk=record.pk %}{% else %}{% url 'ipam:prefix_add' %}?prefix={{ record }}{% if site %}&site={{ site.pk }}{% endif %}{% endif %}">{{ record.prefix }}</a>
+    <a href="{% if record.pk %}{% url 'ipam:prefix' pk=record.pk %}{% else %}{% url 'ipam:prefix_add' %}?prefix={{ record }}{% if parent.vrf %}&vrf={{ parent.vrf.pk }}{% endif %}{% if parent.site %}&site={{ parent.site.pk }}{% endif %}{% endif %}">{{ record.prefix }}</a>
 </span>
 """
 

netbox/ipam/views.py

@@ -447,6 +447,7 @@ def prefix_add(request):
     else:
         form = PrefixForm(initial={
             'site': request.GET.get('site'),
+            'vrf': request.GET.get('vrf'),
             'prefix': request.GET.get('prefix'),
         })
 

netbox/templates/ipam/prefix.html

@@ -86,7 +86,13 @@
 </div>
 <div class="row">
 	<div class="col-md-12">
-        {% include 'ipam/inc/prefix_table.html' with table=child_prefix_table table_template='panel_table.html' heading='Child Prefixes' site=prefix.site %}
+        {% if child_prefix_table.rows %}
+            {% include 'ipam/inc/prefix_table.html' with table=child_prefix_table table_template='panel_table.html' heading='Child Prefixes' parent=prefix %}
+        {% elif prefix.new_subnet %}
+            <a href="{% url 'ipam:prefix_add' %}?prefix={{ prefix.new_subnet }}{% if prefix.vrf %}&vrf={{ prefix.vrf.pk }}{% endif %}{% if prefix.site %}&site={{ prefix.site.pk }}{% endif %}" class="btn btn-success">
+                <i class="glyphicon glyphicon-plus" aria-hidden="true"></i> Add Child Prefix
+            </a>
+        {% endif %}
     </div>
 </div>
 {% endblock %}