keepalived: Add instance for Rust Desk

Rust desk uses several TCP and UDP ports, so we need to allocate a
service IP address for it.

keepalived/keepalived.conf

@@ -20,6 +20,11 @@ vrrp_track_process rabbitmq {
     weight 90
 }
 
+vrrp_track_process hbbs {
+    process hbbs
+    weight 90
+}
+
 vrrp_instance ingress-nginx {
     state BACKUP
     priority 100
@@ -58,3 +63,16 @@ vrrp_instance rabbitmq {
         rabbitmq
     }
 }
+
+vrrp_instance hbbs {
+    state BACKUP
+    priority 100
+    interface ${INTERFACE}
+    virtual_router_id 54
+    virtual_ipaddress {
+        172.30.0.150/28
+    }
+    track_process {
+        hbbs
+    }
+}