feat: add frr_exporter class (#369)

- add frr exporter to all nodes running frr

Reviewed-on: #369

hieradata/roles/infra/storage/consul.yaml

@@ -1,6 +1,7 @@
 ---
 hiera_include:
   - frrouting
+  - exporters::frr_exporter
 
 profiles::consul::server::members_lookup: true
 profiles::consul::server::data_dir: /data/consul
@@ -38,6 +39,11 @@ profiles::nginx::simpleproxy::nginx_aliases:
 profiles::nginx::simpleproxy::proxy_port: 8500
 profiles::nginx::simpleproxy::proxy_path: '/'
 
+# consul
+profiles::consul::client::node_rules:
+  - resource: service
+    segment: frr_exporter
+    disposition: write
 profiles::consul::prepared_query::rules:
   vault:
     ensure: 'present'
@@ -116,6 +122,7 @@ networking::interfaces:
     mtu: 1500
 
 # frrouting
+exporters::frr_exporter::enable: true
 frrouting::ospfd_router_id: "%{facts.networking.ip}"
 frrouting::ospfd_redistribute:
   - connected