enable log4j logging to elasticstack within onos
sucess on retrigger: https://jenkins.opencord.org/job/xos-api-sanity-pipeline/63/console

Change-Id: Ie855cc2ae69c684846c30bdd2f922c80d6a0f7f5
diff --git a/roles/onos-cord-install/defaults/main.yml b/roles/onos-cord-install/defaults/main.yml
index b319b19..adcf4de 100644
--- a/roles/onos-cord-install/defaults/main.yml
+++ b/roles/onos-cord-install/defaults/main.yml
@@ -9,3 +9,8 @@
 onos_cord_dest: "{{ ansible_user_dir }}/onos-cord/"
 
 node_private_key: "{{ ansible_user_dir }}/node_key"
+
+# log host is currently set to IP of `elastic` VM, created by build repo
+logging_host: "10.100.198.222"
+log4j_port: 4560
+