Create etcd container for terraform state

metal/hosts.ini

@@ -9,3 +9,6 @@ metal3 ansible_host=192.168.1.113 mac='00-23-24-d1-f5-69'
 
 [metal:vars]
 ansible_user=root
+
+[etcd]
+metal0

metal/playbook.yml

@@ -14,3 +14,8 @@
   gather_facts: no
   roles:
     - { role: wake, tag: wake }
+
+- name: Install etcd for Terraform state
+  hosts: etcd
+  roles:
+    - { role: etcd, tag: etcd }

metal/roles/etcd/tasks/main.yml

@@ -0,0 +1,8 @@
+- name: Create etcd container
+  docker_container:
+    name: etcd-tfstate
+    image: quay.io/coreos/etcd
+    exposed_ports:
+      - 2379
+    volumes:
+      - default.etcd