Updated install to work if router and message processors are defined on separate boxes.

templates/apigee-validate.conf.j2

diff --git a/templates/apigee-validate.conf.j2 b/templates/apigee-validate.conf.j2
index 5c5b912..ee724c7 100644
--- a/templates/apigee-validate.conf.j2
+++ b/templates/apigee-validate.conf.j2
@@ -20,21 +20,39 @@
 {% endif %}
 MP_POD={{ opdk_mp_pod }}
 {% if groups['dc-1'] is defined and inventory_hostname in groups['dc-1'] %}
-MP_IP='{{ hostvars[groups['dc-1-rmp'][0]][interface_name].ipv4.address }}'
-{% elif groups['dc-2'] is defined and inventory_hostname in groups['dc-2'] %}
-MP_IP='{{ hostvars[groups['dc-2-rmp'][0]][interface_name].ipv4.address }}'
-{% elif groups['dc-3'] is defined and inventory_hostname in groups['dc-3'] %}
-MP_IP='{{ hostvars[groups['dc-3-rmp'][0]][interface_name].ipv4.address }}'
+    {% if groups['dc-1-rmp'][0] is defined  %}
+        MP_IP='{{ hostvars[groups['dc-1-rmp'][0]][interface_name].ipv4.address }}'
+    {% elif groups['dc-2-rmp'][0] is defined and inventory_hostname in groups['dc-2'] %}
+        MP_IP='{{ hostvars[groups['dc-2-rmp'][0]][interface_name].ipv4.address }}'
+    {% elif groups['dc-3-rmp'][0] is defined and inventory_hostname in groups['dc-3'] %}
+        MP_IP='{{ hostvars[groups['dc-3-rmp'][0]][interface_name].ipv4.address }}'
+    {% endif %}
+    {% if groups['dc-1-mp'][0] is defined  %}
+        MP_IP='{{ hostvars[groups['dc-1-mp'][0]][interface_name].ipv4.address }}'
+    {% elif groups['dc-2-mp'][0] is defined and inventory_hostname in groups['dc-2'] %}
+        MP_IP='{{ hostvars[groups['dc-2-mp'][0]][interface_name].ipv4.address }}'
+    {% elif groups['dc-3-mp'][0] is defined and inventory_hostname in groups['dc-3'] %}
+        MP_IP='{{ hostvars[groups['dc-3-mp'][0]][interface_name].ipv4.address }}'
+    {% endif %}
 {% else %}
-MP_IP=please update the mp ip address
+        MP_IP=please update the mp ip address
 {% endif %}
 MP_PORT={{ mp_ext_mgmt_port }}
 {% if groups['dc-1'] is defined and inventory_hostname in groups['dc-1'] %}
-HOST_ALIAS='{{ groups['dc-1-rmp'] | join(" ") }}'
-{% elif groups['dc-2'] is defined and inventory_hostname in groups['dc-2'] %}
-HOST_ALIAS='{{ groups['dc-2-rmp'] | join(" ") }}'
-{% elif groups['dc-3'] is defined and inventory_hostname in groups['dc-3'] %}
-HOST_ALIAS="{{ groups['dc-3-rmp'] | join(' ') }}"
+    {% if groups['dc-1-rmp'][0] is defined  %}
+        HOST_ALIAS='{{ groups['dc-1-rmp'] | join(" ") }}'
+    {% elif groups['dc-2-rmp'][0] is defined and inventory_hostname in groups['dc-2'] %}
+        HOST_ALIAS='{{ groups['dc-2-rmp'] | join(" ") }}'
+    {% elif groups['dc-3-rmp'][0] is defined and inventory_hostname in groups['dc-3'] %}
+        HOST_ALIAS="{{ groups['dc-3-rmp'] | join(' ') }}"
+    {% endif %}
+    {% if groups['dc-1-mp'][0] is defined  %}
+        HOST_ALIAS='{{ groups['dc-1-mp'] | join(" ") }}'
+    {% elif groups['dc-2-mp'][0] is defined and inventory_hostname in groups['dc-2'] %}
+        HOST_ALIAS='{{ groups['dc-2-mp'] | join(" ") }}'
+    {% elif groups['dc-3-mp'][0] is defined and inventory_hostname in groups['dc-3'] %}
+        HOST_ALIAS="{{ groups['dc-3-mp'] | join(' ') }}"
+    {% endif %}
 {% else %}
-HOST_ALIAS=Neither a dc-1 or dc-2 inventory group was defined
+    HOST_ALIAS=Neither a dc-1 or dc-2 inventory group was defined
 {% endif %}