Add a play to setup the admin vpc.

playbooks/edx-east/deployer.yml

+# ansible-playbook -c ssh -vvvv --user=ubuntu -i ec2.py deployer.yml -e "@gh_users.yml" -e "@/path/to/secure/ansible/vars/hotg.yml" -e "@/path/to/configuration-secure/ansible/vars/common/common.yml" --limit="tag_aws_cloudformation_stack-name_<admin_stack_name>"
+# You will need to create a gh_users.yml that contains the github names of users that should have login access to the machines.
+# Setup user login on the bastion
+- name: Configure Bastion
+  hosts: tag_role_bastion
+  sudo: True
+  gather_facts: False
+  roles:
+  - gh_users
+# Configure an admin instance with jenkins and asgard.
+- name: Configure instance(s)
+  hosts: tag_role_admin
+  sudo: True
+  gather_facts: True
+  roles:
+  - common
+  - gh_users
+  - jenkins_master
+  - hotg