Use keystone library to create cloudkitty user

The keystone library has been updated to support adding a user to a
domain without specifying a project.  Use it instead of shelling out
to the openstackclient.

Change-Id: I8e6e68957af02626e3c3e8c68189f04ea3dd0816

tasks/cloudkitty_domain_setup.yml

@@ -30,38 +30,17 @@
     - cloudkitty-domain-setup
     - cloudkitty-config
 
-#- name: Ensure cloudkitty user
-#  keystone:
-#    command: "ensure_user"
-#    user_name: "{{ cloudkitty_username }}"
-#    password: "{{ cloudkitty_user_password }}"
-#    login_user: "{{ keystone_admin_user_name }}"
-#    login_password: "{{ keystone_auth_admin_password }}"
-#    login_project_name: "{{ keystone_admin_tenant_name }}"
-#    endpoint: "{{ keystone_service_adminurl }}"
-#    insecure: "{{ keystone_service_adminuri_insecure }}"
-#  tags:
-#    - cloudkitty-domain
-#    - cloudkitty-domain-setup
-#    - cloudkitty-config
-#    - cloudkitty-command-bin
-# TODO Change the keystone library to support adding
-# a user to a domain without specifying a project
 - name: Ensure cloudkitty user
-  shell: |
-    . {{ ansible_env.HOME }}/openrc
-    {{ cloudkitty_bin }}/openstack {{ keystone_service_adminuri_insecure | bool | ternary('--insecure','') }}\
-              --os-identity-api-version=3 \
-              --os-auth-url={{ keystone_service_adminurl }} \
-              --os-project-name={{ cloudkitty_project_name }} \
-              --os-project-domain-name={{ cloudkitty_project_domain_name }} \
-              --os-user-domain-name={{ cloudkitty_user_domain_name }} \
-              user \
-              create \
-              --or-show \
-              --domain {{ cloudkitty_user_domain_name }} \
-              --password {{ cloudkitty_user_password }} \
-              "{{ cloudkitty_username }}"
+  keystone:
+    command: "ensure_user"
+    endpoint: "{{ keystone_service_adminurl }}"
+    login_user: "{{ keystone_admin_user_name }}"
+    login_password: "{{ keystone_auth_admin_password }}"
+    login_project_name: "{{ keystone_admin_tenant_name }}"
+    user_name: "{{ cloudkitty_username }}"
+    domain_name: "{{ cloudkitty_user_domain_name }}"
+    password: "{{ cloudkitty_user_password }}"
+    insecure: "{{ keystone_service_adminuri_insecure }}"
   tags:
     - cloudkitty-domain
     - cloudkitty-domain-setup