Adding support for freeform config under attachment

roles/dtc/common/templates/ndfc_networks/dc_vxlan_fabric/dc_vxlan_fabric_networks.j2

@@ -1,4 +1,4 @@
-{# Auto-generated NDFC DC VXLAN EVPN VRFs config data structure for fabric {{ vxlan.fabric.name }} #}
+{# Auto-generated NDFC DC VXLAN EVPN Networks config data structure for fabric {{ vxlan.fabric.name }} #}
 {% set networks = [] %}
 {% if data_model_extended.vxlan.overlay.networks is defined and data_model_extended.vxlan.overlay.networks %}
 {% set networks = data_model_extended.vxlan.overlay.networks %}
@@ -65,7 +65,16 @@
 {% endif %}
 {% for attach in network_attach_groups_dict[net['network_attach_group']] %}
     - ip_address: {{ attach['mgmt_ip_address'] }}
-{% if attach['ports'] is defined %}
+{% if attach['networks'] is defined %}
+{% for attached_net in attach['networks'] %}
+{% if attached_net['name'] == net['name'] %}
+{% if attached_net['freeform_config'] is defined %}
+      freeform_config: |-
+{{ attached_net['freeform_config'] | cisco.nac_dc_vxlan.dedent | indent(8, true) }}
+{% endif %}
+{% endif %}
+{% endfor %}
+{% endif %}{% if attach['ports'] is defined %}
       ports: {{ attach['ports'] }}
 {% endif %}
 {% if 'tors' in attach and attach['tors'] %}

roles/dtc/common/templates/ndfc_networks/mcfg_fabric/mcfg_fabric_networks.j2

@@ -74,6 +74,16 @@
 {% endif %}
 {% for attach in network_attach_groups_dict[net['network_attach_group']] %}
     - ip_address: {{ attach['mgmt_ip_address'] }}
+{% if attach['networks'] is defined %}
+{% for attached_net in attach['networks'] %}
+{% if attached_net['name'] == net['name'] %}
+{% if attached_net['freeform_config'] is defined %}
+      freeform_config: |-
+{{ attached_net['freeform_config'] | cisco.nac_dc_vxlan.dedent | indent(8, true) }}
+{% endif %}
+{% endif %}
+{% endfor %}
+{% endif %}
 {% if attach['ports'] is defined %}
       ports: {{ attach['ports'] }}
 {% endif %}

roles/dtc/common/templates/ndfc_networks/msd_fabric/msd_fabric_networks.j2

@@ -74,6 +74,16 @@
 {% endif %}
 {% for attach in network_attach_groups_dict[net['network_attach_group']] %}
     - ip_address: {{ attach['mgmt_ip_address'] }}
+{% if attach['networks'] is defined %}
+{% for attached_net in attach['networks'] %}
+{% if attached_net['name'] == net['name'] %}
+{% if attached_net['freeform_config'] is defined %}
+      freeform_config: |-
+{{ attached_net['freeform_config'] | cisco.nac_dc_vxlan.dedent | indent(8, true) }}
+{% endif %}
+{% endif %}
+{% endfor %}
+{% endif %}
 {% if attach['ports'] is defined %}
       ports: {{ attach['ports'] }}
 {% endif %}

roles/validate/files/rules/common_vxlan/401_overlay_cross_reference.py

@@ -68,6 +68,7 @@ def match(cls, data_model):
             if sm_networks and network_attach_groups:
                 results = cls.cross_reference_switches(network_attach_groups, switches, 'network', results)
                 results = cls.cross_reference_vpc_peers(network_attach_groups, vpc_peers, 'network', results)
+                results = cls.cross_reference_attached_networks(network_attach_groups, sm_networks, 'network', results)
 
         return results
 
@@ -179,3 +180,34 @@ def cross_reference_vpc_peers(cls, attach_groups, vpc_peers, target, results):
                         )
 
         return results
+
+    @classmethod
+    def cross_reference_attached_networks(cls, network_attach_groups, networks, target, results):
+        """
+        Check if each network defined under the network_attach_group exists.
+        """
+
+        if not network_attach_groups:
+            return results
+
+        for attach_group in network_attach_groups:
+            group_name = attach_group.get('name')
+            group_switches = attach_group.get('switches', [])
+            networks_name = [net['name'] for net in networks]
+
+            for switch in group_switches:
+                hostname = switch.get('hostname')
+                attached_networks = switch.get('networks')
+
+                if attached_networks:
+                    for network in attached_networks:
+                        attached_network_name = network.get('name')
+                        if attached_network_name not in networks_name:
+                            results.append(
+                                f"{target}_attach_group '{group_name}' contains switch '{hostname}' "
+                                f"which defines a network '{attached_network_name}', but the network "
+                                f"is not defined in the service model. Add the Network to the service "
+                                f"model and re-run the playbook."
+                            )
+
+        return results