Add clustering support for ovsdb

Change-Id: I740c3cf6ac907a0d6854680ee89b7ca60f3407d6

manifests/northd.pp

@@ -7,7 +7,19 @@
 #   The IP-Address where OVN DBs should be listening
 #   Defaults to '0.0.0.0'
 #
-class ovn::northd($dbs_listen_ip = '0.0.0.0') {
+# [*dbs_cluster_local_addr*]
+#   The IP-Address where OVN Clustered DBs should be listening
+#   Defaults to undef
+#
+# [*dbs_cluster_remote_addr*]
+#   The IP-Address where OVN Clustered DBs sync from
+#   Defaults to undef
+#
+class ovn::northd(
+  $dbs_listen_ip = '0.0.0.0',
+  $dbs_cluster_local_addr = undef,
+  $dbs_cluster_remote_addr = undef,
+) {
   include ovn::params
   include vswitch::ovs
 
@@ -25,10 +37,27 @@ class ovn::northd($dbs_listen_ip = '0.0.0.0') {
     }
   }
 
+  $ovn_northd_opts_addr = "--db-nb-addr=${dbs_listen_ip} --db-sb-addr=${dbs_listen_ip} \
+--db-nb-create-insecure-remote=yes --db-sb-create-insecure-remote=yes"
+
+  if $dbs_cluster_local_addr {
+    $ovn_northd_opts_cluster_local_addr = "--db-nb-cluster-local-addr=${dbs_cluster_local_addr} \
+--db-sb-cluster-local-addr=${dbs_cluster_local_addr}"
+  }
+
+  if $dbs_cluster_remote_addr {
+    $ovn_northd_opts_cluster_remote_addr = "--db-nb-cluster-remote-addr=${dbs_cluster_remote_addr} \
+--db-sb-cluster-remote-addr=${dbs_cluster_remote_addr}"
+  }
+
+  $ovn_northd_opts = join([$ovn_northd_opts_addr,
+                          $ovn_northd_opts_cluster_local_addr,
+                          $ovn_northd_opts_cluster_remote_addr],
+                          ' ')
+
   augeas { 'config-ovn-northd':
     context => $ovn_northd_context,
-    changes => "set ${ovn_northd_option_name} '\"--db-nb-addr=${dbs_listen_ip} --db-sb-addr=${dbs_listen_ip} \
+    changes => "set ${ovn_northd_option_name} '\"${ovn_northd_opts}\"'",
---db-nb-create-insecure-remote=yes --db-sb-create-insecure-remote=yes\"'",
     before  => Service['northd'],
   }