F #5218: Better listen range for packet hosts

share/oneprovision/ansible/packet.yml

@@ -22,3 +22,5 @@
     - role: frr
       #bond0_0 is attached to the project private network
       frr_iface: 'bond0_0'
+      # Use /25 for the internal management network address
+      frr_prefix_length: 25

share/oneprovision/ansible/roles/frr/defaults/main.yml

@@ -12,3 +12,7 @@ frr_iface: 'eth0'
 # The AS number used for BGP
 frr_as: 65000
 
+# Prefix length for the BGP network, if 0 the interface network address will be
+# used. Otherwise the network address will use the provided length.
+frr_prefix_length: 0
+

share/oneprovision/ansible/roles/frr/tasks/main.yml

@@ -12,8 +12,10 @@
   vars:
     net_str: "{{ vars['ansible_' + frr_iface].ipv4.network \
       + '/' + vars['ansible_' + frr_iface].ipv4.netmask }}"
+    net_iface: "{{ net_str | ipaddr('net') }}"
+    net_fixed: "{{ vars['ansible_' + frr_iface].ipv4.network + '/' + frr_prefix_length | string }}"
   set_fact:
-      network_cidr: "{{ net_str | ipaddr('net') }}"
+    network_cidr: "{{ net_iface if frr_prefix_length == 0 else net_fixed }}"
 
 - include: centos.yml
   when: ansible_os_family == "RedHat"