Ensure default manila share type exists

Before the manila scenario tests create shares, they should ensure the
default share type exists.

Change-Id: I26a76baf9e6b62a4f85104e548ce3235155799a3

tobiko/openstack/manila/__init__.py

@@ -27,6 +27,7 @@ get_shares_by_name = _client.get_shares_by_name
 delete_share = _client.delete_share
 extend_share = _client.extend_share
 list_shares = _client.list_shares
+ensure_default_share_type_exists = _client.ensure_default_share_type_exists
 
 # Waiters
 wait_for_share_status = _waiters.wait_for_share_status

tobiko/openstack/manila/_client.py

@@ -105,3 +105,22 @@ def get_shares_by_name(share_name, client=None):
         s for s in share_list if s['name'] == share_name
     ]
     return shares
+
+
+def list_share_types(client=None):
+    return manila_client(client).share_types.list()
+
+
+def create_share_type(name, spec_driver_handles_share_servers,
+                      client=None):
+    return manila_client(client).share_types.create(
+        name, spec_driver_handles_share_servers)
+
+
+def ensure_default_share_type_exists(client=None):
+    name = CONF.tobiko.manila.default_share_type_name
+    dhss = CONF.tobiko.manila.spec_driver_handles_share_servers
+    for share_type in list_share_types(client=client):
+        if share_type.name == name:
+            return
+    create_share_type(name, dhss, client=client)

tobiko/openstack/manila/config.py

@@ -25,6 +25,13 @@ OPTIONS = [
     cfg.IntOpt('size',
                default=1,
                help="Default size in GB for shares created by share tests."),
+    cfg.StrOpt('default_share_type_name',
+               default='default',
+               help="Default share type's name"),
+    cfg.BoolOpt('spec_driver_handles_share_servers',
+                default=False,
+                help="Specifies whether the driver handles the share servers "
+                     "or not"),
 ]
 
 

tobiko/tests/scenario/manila/test_manila.py

@@ -41,6 +41,7 @@ class ManilaApiTestCase(testtools.TestCase):
             LOG.debug('skipping creation of manila resources')
             cls.share = manila.get_shares_by_name(manila.SHARE_NAME)[0]
         else:
+            manila.ensure_default_share_type_exists()
             cls.share = manila.create_share(name=manila.SHARE_NAME)
 
         manila.wait_for_share_status(cls.share['id'])