updated silent config file construction

templates/baas-silent-install.conf.j2

diff --git a/templates/baas-silent-install.conf.j2 b/templates/baas-silent-install.conf.j2
index 17e302a..33c68c4 100644
--- a/templates/baas-silent-install.conf.j2
+++ b/templates/baas-silent-install.conf.j2
@@ -29,10 +29,15 @@
 # Default is dc-1.
 {% if groups['dc-1'] is defined and inventory_hostname in groups['dc-1'] %}
 BAAS_CASS_LOCALDC=dc-1
+BAAS_CASS_DC_LIST="dc-1"
+BAAS_CLUSTER_SEEDS="dc-1:{{ hostvars[groups['dc-1-baas'][0]] }}"
 {% elif groups['dc-2'] is defined and inventory_hostname in groups['dc-2'] %}
 BAAS_CASS_LOCALDC=dc-2
+BAAS_CASS_DC_LIST="dc-2"
 {% endif %}
 
+
+
 # Replication is in the form "dataCenterName:#CassandraNodes".
 # For example, for dc-1 with three Cassandra nodes, it is dc-1:3.
 {% if groups['dc-1-cassandra'] is defined and inventory_hostname in groups['dc-1'] %}
@@ -66,11 +71,11 @@
 # API BaaS Portal information.
 # URL and port number of load balancer, if there is one in front of the Portal, # or the URL and port of the Portal node.
 {% if groups['dc-1-portal'] is defined and inventory_hostname in groups['dc-1'] %}
-BAAS_PORTAL_URL="http://{{ hostvars[groups['dc-1-portal'][0]][interface_name].ipv4.address }}:{{baas_portal_port }}"
+BAAS_PORTAL_URL="http://{{ hostvars[groups['dc-1-portal'][0]]['local_address'] }}:{{baas_portal_port }}"
 {% elif groups['dc-2-portal'] is defined and inventory_hostname in groups['dc-2'] %}
-BAAS_PORTAL_URL="http://{{ hostvars[groups['dc-2-portal'][0]][interface_name].ipv4.address }}:{{ baas_portal_port }}"
+BAAS_PORTAL_URL="http://{{ hostvars[groups['dc-2-portal'][0]]['local_address'] }}:{{ baas_portal_port }}"
 {% else %}
-BAAS_PORTAL_URL="http://{{ hostvars[groups['portal'][0]][interface_name].ipv4.address }}:{{ baas_portal_port }}"
+BAAS_PORTAL_URL="http://{{ hostvars[groups['portal'][0]]['local_address'] }}:{{ baas_portal_port }}"
 {% endif %}
 
 # Portal port. Default value is 9000.