DCD-1123: Add ability to add new instance to DNS.

roles/ec2-instance/tasks/main.yml

@@ -37,3 +37,13 @@
       service_name: "{{ instance_name}}"
       resource_owner: "{{ resource_owner }}"
   register: ec2_instance
+
+- name: Add DNS entry for EC2 instance
+  route53:
+    command: create
+    zone: "{{ dns_domain }}"
+    type: CNAME
+    record: "{{ instance_hostname }}.{{ dns_domain }}"
+    value: "{{ ec2_instance.tagged_instances[0].dns_name }}"
+    ttl: 60
+    overwrite: true