Merge pull request #2932 from edx/bbeggs/cd-cleanup

Cleanup playbook to be used in the continuous delivery pipeline

playbooks/continuous_delivery/cleanup.yml

+# This playbook will clean up the work done in the create_ami and launch_instance playbooks consisting of the following work:
+#   - delete the key used to bring up the instance
+#   - terminate the instance used to create the AMI
+#   - delete the ansible-runtime/<run identifer directory>
+#
+# Required variables for this playbook:
+#
+#   - instance_id             - the ec2 instance ID use to create the AMI
+#   - keypair_id              - the keypair used to launch the instance.
+#
+# Other variables
+#   - ec2_region              - The region used to create the AMI
+#   - hipchat_token           - API token to send messages to hipchat
+#   - hipchat_room            - ID or name of the room to send the notification
+#   - hipchat_url             - URL of the hipchat API  (defaults to v1 of the api)
+#
+# Example command line to run this playbook:
+#    ansible-playbook -vvvv -i "localhost," -c local \
+#       -e @overrides.yml \
+#       -e @/tmp/ansible-runtime/d057a5d9-4fc5-4a21-9646-4c135be0b7c8/launch_info.yml \
+#       cleanup.yml
+#
+
+- hosts: all
+  vars:
+    ec2_region: us-east-1
+    ec2_timeout: 300
+    artifact_path: /tmp/ansible-runtime
+    hipchat_url: https://api.hipchat.com/v2/
+  gather_facts: False
+  connection: local
+  tasks:
+
+  - name: Delete keypair
+    ec2_key:
+      state: absent
+      region: "{{ ec2_region }}"
+      name: "{{ keypair_id }}"
+
+  - name: Terminate Instance
+    ec2:
+      region: "{{ ec2_region }}"
+      state: absent
+      instance_ids: "{{ instance_id }}"
+
+  - name: cleanup local file system
+    file:
+      path: "{{ artifact_path }}/{{ keypair_id }}"
+      state: absent
+
+  - name: Send Hipchat notification cleanup has finished
+    hipchat:
+      api: "{{ hipchat_url }}"
+      token: "{{ hipchat_token }}"
+      room: "{{ hipchat_room }}"
+      msg: "Cleanup for run id: {{ keypair_id }} complete."
+    when: hipchat_token is defined
+