WIP: support for Quagga failover

This change probably doesn't work

roles/ipv6_edge_router/templates/daemons.j2

@@ -1,10 +1,5 @@
-
-{% if 'backup' in inventory_hostname %}
-bgpd=no
-{% else %}
-zebra=yes
 bgpd=yes
-{% endif %}
+zebra=yes
 ospfd=no
 ospf6d=no
 ripd=no

roles/router/tasks/main.yml

@@ -75,6 +75,13 @@
   notify: restart keepalived
   when: "'routeur-aurore' not in ansible_hostname"
 
+- name: install notify-quagga on routeur-aurore*
+  template:
+    src: notify-quagga.j2
+    dest: /usr/local/sbin/notify-quagga
+    mode: u=rx,g=r,o=r
+  when: "'routeur-aurore' in ansible_hostname"
+
 - name: configure keepalived for routeur-aurore*
   template:
     src: keepalived-aurore.conf

roles/router/templates/keepalived-aurore.conf

@@ -127,5 +127,9 @@ vrrp_instance VI_ROUT_aurore_IPv6 {
         2a09:6840:50::/64 via 2a09:6840:129::5:254 dev ens18
         2a09:6840:51::/64 via 2a09:6840:129::5:254 dev ens18
   }
+
+  notify_master "/usr/local/sbin/notify-quagga master"
+  notify_backup "/usr/local/sbin/notify-quagga backup"
+  notify_fault "/usr/local/sbin/notify-quagga fault"
 }
 

roles/router/templates/notify-quagga.j2

@@ -0,0 +1,21 @@
+#!/bin/bash
+{{ ansible_managed | comment }}
+
+if [[ $# = 0 ]]; then
+    echo "Invalid number of arguments" >&2
+    exit 1
+fi
+
+case $1 in
+  master)
+    systemctl start zebra.service
+    systemctl start bgpd.service
+    ;;
+  backup | fault)
+    systemctl stop zebra.service
+    systemctl stop bgpd.service
+    ;;
+  *)
+    echo "Invalid argument" >&2
+    exit 1
+esac