Register default capsule policies in code

This commit uses the existing policy-in-code module to move all
default policies for capsules into code. This commit also adds
helpful documetation about each API those policies protect, which
will be generated in sample policy files.

bp policy-and-docs-in-code

Change-Id: I96b287a142100e8064f7b7ef1326ff1490b26969

etc/zun/policy.json

@@ -1,13 +1,5 @@
 {
     "default": "rule:admin_or_owner",
 
-    "capsule:create": "rule:default",
-    "capsule:delete": "rule:default",
-    "capsule:delete_all_tenants": "rule:admin_api",
-    "capsule:get": "rule:default",
-    "capsule:get_one_all_tenants": "rule:admin_api",
-    "capsule:get_all": "rule:default",
-    "capsule:get_all_all_tenants": "rule:admin_api",
-
     "network:attach_external_network": "rule:context_is_admin"
 }

zun/common/policies/__init__.py

@@ -13,6 +13,7 @@
 import itertools
 
 from zun.common.policies import base
+from zun.common.policies import capsule
 from zun.common.policies import container
 from zun.common.policies import host
 from zun.common.policies import image
@@ -25,5 +26,6 @@ def list_rules():
         container.list_rules(),
         image.list_rules(),
         zun_service.list_rules(),
-        host.list_rules()
+        host.list_rules(),
+        capsule.list_rules()
     )

zun/common/policies/capsule.py

@@ -0,0 +1,122 @@
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+from oslo_policy import policy
+
+from zun.common.policies import base
+
+CAPSULE = 'capsule:%s'
+
+rules = [
+    # FIXME(lbragstad): This API call isn't actually listed in zun's API
+    # reference:
+    # https://developer.openstack.org/api-ref/application-container/
+    policy.DocumentedRuleDefault(
+        name=CAPSULE % 'create',
+        check_str=base.RULE_ADMIN_OR_OWNER,
+        description='Create a capsule',
+        operations=[
+            {
+                'path': '/v1/capsules/',
+                'method': 'POST'
+            }
+        ]
+    ),
+    # FIXME(lbragstad): This API call isn't actually listed in zun's API
+    # reference:
+    # https://developer.openstack.org/api-ref/application-container/
+    policy.DocumentedRuleDefault(
+        name=CAPSULE % 'delete',
+        check_str=base.RULE_ADMIN_OR_OWNER,
+        description='Delete a capsule',
+        operations=[
+            {
+                'path': '/v1/capsules/{capsule_ident}',
+                'method': 'DELETE'
+            }
+        ]
+    ),
+    # FIXME(lbragstad): This API call isn't actually listed in zun's API
+    # reference:
+    # https://developer.openstack.org/api-ref/application-container/
+    policy.DocumentedRuleDefault(
+        name=CAPSULE % 'delete_all_tenants',
+        check_str=base.RULE_ADMIN_API,
+        description='Delete a container in any tenant.',
+        operations=[
+            {
+                'path': '/v1/capsules/{capsule_ident}',
+                'method': 'DELETE'
+            }
+        ]
+    ),
+    # FIXME(lbragstad): This API call isn't actually listed in zun's API
+    # reference:
+    # https://developer.openstack.org/api-ref/application-container/
+    policy.DocumentedRuleDefault(
+        name=CAPSULE % 'get',
+        check_str=base.RULE_ADMIN_OR_OWNER,
+        description='Retrieve the details of a capsule.',
+        operations=[
+            {
+                'path': '/v1/capsules/{capsule_ident}',
+                'method': 'GET'
+            }
+        ]
+    ),
+    # FIXME(lbragstad): This API call isn't actually listed in zun's API
+    # reference:
+    # https://developer.openstack.org/api-ref/application-container/
+    policy.DocumentedRuleDefault(
+        name=CAPSULE % 'get_one_all_tenants',
+        check_str=base.RULE_ADMIN_API,
+        description='Retrieve the details of a capsule in any tenant.',
+        operations=[
+            {
+                'path': '/v1/capsules/{capsule_ident}',
+                'method': 'GET'
+            }
+        ]
+    ),
+    # FIXME(lbragstad): This API call isn't actually listed in zun's API
+    # reference:
+    # https://developer.openstack.org/api-ref/application-container/
+    policy.DocumentedRuleDefault(
+        name=CAPSULE % 'get_all',
+        check_str=base.RULE_ADMIN_OR_OWNER,
+        description='List all capsules.',
+        operations=[
+            {
+                'path': '/v1/capsules/',
+                'method': 'GET'
+            }
+        ]
+    ),
+    # FIXME(lbragstad): This API call isn't actually listed in zun's API
+    # reference:
+    # https://developer.openstack.org/api-ref/application-container/
+    policy.DocumentedRuleDefault(
+        name=CAPSULE % 'get_all_all_tenants',
+        check_str=base.RULE_ADMIN_API,
+        description='List all capsules across tenants.',
+        operations=[
+            {
+                'path': '/v1/capsules/',
+                'method': 'GET'
+            }
+        ]
+    ),
+]
+
+
+def list_rules():
+    return rules