Fix reporting to Consul, report even if we are purely secondary

osd.cpp

@@ -47,6 +47,8 @@ osd_t::osd_t(blockstore_config_t & config, blockstore_t *bs, ring_loop_t *ringlo
     if (run_primary)
         init_primary();
 
+    init_cluster();
+
     consumer.loop = [this]() { loop(); };
     ringloop->register_consumer(&consumer);
 }