Semantic update of local address to private address and optimizations for slow connections.

tasks/keyspace.yml

diff --git a/tasks/keyspace.yml b/tasks/keyspace.yml
index 71cc6a9..fed90be 100644
--- a/tasks/keyspace.yml
+++ b/tasks/keyspace.yml
@@ -1,13 +1,13 @@
 ---
 - name: Show system.schema_keyspaces before changes
-  shell: "{{ cqlsh }} -e 'select * from system.schema_keyspaces' {{ local_address }}"
+  shell: "{{ cqlsh }} -e 'select * from system.schema_keyspaces' {{ private_address }}"
 
 - name: Set consistency to TWO to prepare for replication factor update
   set_fact:
     consistency: "TWO"
 
 - name: Keyspace before modification
-  shell: "{{ cqlsh }} -e 'DESCRIBE KEYSPACE {{ keyspace }}' {{ local_address }} | grep -C4 'CREATE KEYSPACE {{ keyspace }}'"
+  shell: "{{ cqlsh }} -e 'DESCRIBE KEYSPACE {{ keyspace }}' {{ private_address }} | grep -C4 'CREATE KEYSPACE {{ keyspace }}'"
 
 - name: Construct CQL file
   template:
@@ -15,10 +15,10 @@
     dest: /tmp/replication_factor.cql
 
 - name: Execute replication factor update
-  shell: "{{ cqlsh }} -f /tmp/replication_factor.cql {{ local_address }} "
+  shell: "{{ cqlsh }} -f /tmp/replication_factor.cql {{ private_address }} "
 
 - name: Keyspace after modification
-  shell: "{{ cqlsh }} -e 'DESCRIBE KEYSPACE {{ keyspace }}' {{ local_address }} | grep -C4 'CREATE KEYSPACE {{ keyspace }}'"
+  shell: "{{ cqlsh }} -e 'DESCRIBE KEYSPACE {{ keyspace }}' {{ private_address }} | grep -C4 'CREATE KEYSPACE {{ keyspace }}'"
 
 - name: Show system.schema_keyspaces after changes
-  shell: "{{ cqlsh }} -e 'select * from system.schema_keyspaces' {{ local_address }}"
+  shell: "{{ cqlsh }} -e 'select * from system.schema_keyspaces' {{ private_address }}"