Remove dependency on the Keystone admin auth token

Now that auth token usage is deprecated, prefer the admin
user and password for all magnum setup tasks run against
keystone.

Change-Id: Ieb9c668eb68f6cac7f0bcb41c0211511fa154b38

tasks/service-setup.yml

@@ -16,8 +16,10 @@
 - name: Ensure the service for Magnum exists
   keystone:
     command: "ensure_service"
-    token: "{{ keystone_auth_admin_token }}"
     endpoint: "{{ keystone_service_adminurl }}"
+    login_user: "{{ keystone_admin_user_name }}"
+    login_password: "{{ keystone_auth_admin_password }}"
+    login_project_name: "{{ keystone_admin_tenant_name }}"
     insecure: "{{ keystone_service_adminuri_insecure }}"
     service_name: "{{ magnum_service_name }}"
     service_type: "{{ magnum_service_type }}"
@@ -34,8 +36,10 @@
 - name: Ensure the magnum user exists
   keystone:
     command: "ensure_user"
-    token: "{{ keystone_auth_admin_token }}"
     endpoint: "{{ keystone_service_adminurl }}"
+    login_user: "{{ keystone_admin_user_name }}"
+    login_password: "{{ keystone_auth_admin_password }}"
+    login_project_name: "{{ keystone_admin_tenant_name }}"
     insecure: "{{ keystone_service_adminuri_insecure }}"
     user_name: "{{ magnum_service_user_name }}"
     tenant_name: "{{ magnum_service_project_name }}"
@@ -53,8 +57,10 @@
 - name: Ensure the magnum user has the admin role
   keystone:
     command: "ensure_user_role"
-    token: "{{ keystone_auth_admin_token }}"
     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: "{{ magnum_service_user_name }}"
     tenant_name: "{{ magnum_service_project_name }}"
     role_name: "{{ item }}"
@@ -72,8 +78,10 @@
 - name: Ensure the magnum endpoint is registered
   keystone:
     command: "ensure_endpoint"
-    token: "{{ keystone_auth_admin_token }}"
     endpoint: "{{ keystone_service_adminurl }}"
+    login_user: "{{ keystone_admin_user_name }}"
+    login_password: "{{ keystone_auth_admin_password }}"
+    login_project_name: "{{ keystone_admin_tenant_name }}"
     insecure: "{{ keystone_service_adminuri_insecure }}"
     region_name: "{{ magnum_service_region }}"
     service_name: "{{ magnum_service_name }}"

tests/test.yml

@@ -22,3 +22,6 @@
     external_lb_vip_address: 172.16.24.1
     internal_lb_vip_address: 192.168.0.1
     magnum_galera_address: "{{ internal_lb_vip_address }}"
+    keystone_admin_user_name: admin
+    keystone_admin_tenant_name: admin
+    keystone_auth_admin_password: "SuperSecretePassword"