Implement bgp.advertise on Nexus OS (#3273)

Author: ipspace

netsim/ansible/templates/bgp/nxos.j2

@@ -15,16 +15,8 @@ router bgp {{ bgp.as }}
 !
  address-family {{ af }} unicast
 !
-{%   if loopback[af] is defined and bgp.advertise_loopback %}
-  network {{ loopback[af]|ansible.utils.ipaddr(0) }}
-{%   endif %}
-!
-{%   for l in interfaces|default([]) if l.bgp.advertise|default("") and l[af] is defined and not 'vrf' in l %}
-  network {{ l[af]|ansible.utils.ipaddr(0) }}
-{%   endfor %}
-!
-{%   for pfx in bgp.originate|default([]) if af == 'ipv4' %}
-  network {{ pfx|ansible.utils.ipaddr('0') }}
+{%   for pfx in bgp.advertise|default([]) if af in pfx %}
+  network {{ pfx[af] }}
 {%   endfor %}
 {% endfor %}
 !

netsim/ansible/templates/vrf/nxos.bgp.j2

@@ -15,8 +15,8 @@ router bgp {{ bgp.as }}
 {%     if af == 'ipv4' and 'ospf' in vdata %}
       redistribute ospf {{ vdata.vrfidx }} route-map all
 {%     endif %}
-{%     for n in vdata.networks|default([]) if af in n %}
-    network {{ n[af]|ansible.utils.ipaddr('0') }}
+{%     for pfx in vdata.bgp.advertise|default([]) if af in pfx %}
+      network {{ pfx[af] }}
 {%     endfor %}
 !
 {%     for n in vdata.bgp.neighbors|default([]) if af in n %}

netsim/devices/nxos.yml

@@ -39,6 +39,7 @@ features:
     generate_mac: [ ethernet ]
   bfd: true
   bgp:
+    advertise: true
     allowas_in: true
     as_override: true
     default_originate: true