Merge pull request #54005 from deads2k/rbac-02-aggregation

Automatic merge from submit-queue (batch tested with PRs 54005, 55127, 53850, 55486, 53440). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

aggregate cluster roles

xref https://github.com/kubernetes/community/pull/1219 https://github.com/kubernetes/features/issues/502

This is a pull with API types, a controller, and a demonstration of how to move admin, edit, and view.  Once we agree on the shape, I'll 


I added 
```yaml
aggregationRule:
  clusterRoleSelectors:
  - matchLabels:
      rbac.authorization.k8s.io/aggregate-to-admin: true
```
to the `ClusterRole`.  A controller then goes and gathers all the matching ClusterRoles and sets the `rules` to the union of matching cluster roles.

@kubernetes/sig-auth-pr-reviews 

```release-note
RBAC ClusterRoles can now select other roles to aggregate
```

api/openapi-spec/swagger.json

@@ -78754,12 +78754,28 @@
      }
     }
    },
+   "io.k8s.api.rbac.v1.AggregationRule": {
+    "description": "AggregationRule describes how to locate ClusterRoles to aggregate into the ClusterRole",
+    "properties": {
+     "clusterRoleSelectors": {
+      "description": "ClusterRoleSelectors holds a list of selectors which will be used to find ClusterRoles and create the rules. If any of the selectors match, then the ClusterRole's permissions will be added",
+      "type": "array",
+      "items": {
+       "$ref": "#/definitions/io.k8s.apimachinery.pkg.apis.meta.v1.LabelSelector"
+      }
+     }
+    }
+   },
    "io.k8s.api.rbac.v1.ClusterRole": {
     "description": "ClusterRole is a cluster level, logical grouping of PolicyRules that can be referenced as a unit by a RoleBinding or ClusterRoleBinding.",
     "required": [
      "rules"
     ],
     "properties": {
+     "aggregationRule": {
+      "description": "AggregationRule is an optional field that describes how to build the Rules for this ClusterRole. If AggregationRule is set, then the Rules are controller managed and direct changes to Rules will be stomped by the controller.",
+      "$ref": "#/definitions/io.k8s.api.rbac.v1.AggregationRule"
+     },
      "apiVersion": {
       "description": "APIVersion defines the versioned schema of this representation of an object. Servers should convert recognized schemas to the latest internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#resources",
       "type": "string"
@@ -79126,12 +79142,28 @@
      }
     }
    },
+   "io.k8s.api.rbac.v1alpha1.AggregationRule": {
+    "description": "AggregationRule describes how to locate ClusterRoles to aggregate into the ClusterRole",
+    "properties": {
+     "clusterRoleSelectors": {
+      "description": "ClusterRoleSelectors holds a list of selectors which will be used to find ClusterRoles and create the rules. If any of the selectors match, then the ClusterRole's permissions will be added",
+      "type": "array",
+      "items": {
+       "$ref": "#/definitions/io.k8s.apimachinery.pkg.apis.meta.v1.LabelSelector"
+      }
+     }
+    }
+   },
    "io.k8s.api.rbac.v1alpha1.ClusterRole": {
     "description": "ClusterRole is a cluster level, logical grouping of PolicyRules that can be referenced as a unit by a RoleBinding or ClusterRoleBinding.",
     "required": [
      "rules"
     ],
     "properties": {
+     "aggregationRule": {
+      "description": "AggregationRule is an optional field that describes how to build the Rules for this ClusterRole. If AggregationRule is set, then the Rules are controller managed and direct changes to Rules will be stomped by the controller.",
+      "$ref": "#/definitions/io.k8s.api.rbac.v1alpha1.AggregationRule"
+     },
      "apiVersion": {
       "description": "APIVersion defines the versioned schema of this representation of an object. Servers should convert recognized schemas to the latest internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#resources",
       "type": "string"
@@ -79498,12 +79530,28 @@
      }
     }
    },
+   "io.k8s.api.rbac.v1beta1.AggregationRule": {
+    "description": "AggregationRule describes how to locate ClusterRoles to aggregate into the ClusterRole",
+    "properties": {
+     "clusterRoleSelectors": {
+      "description": "ClusterRoleSelectors holds a list of selectors which will be used to find ClusterRoles and create the rules. If any of the selectors match, then the ClusterRole's permissions will be added",
+      "type": "array",
+      "items": {
+       "$ref": "#/definitions/io.k8s.apimachinery.pkg.apis.meta.v1.LabelSelector"
+      }
+     }
+    }
+   },
    "io.k8s.api.rbac.v1beta1.ClusterRole": {
     "description": "ClusterRole is a cluster level, logical grouping of PolicyRules that can be referenced as a unit by a RoleBinding or ClusterRoleBinding.",
     "required": [
      "rules"
     ],
     "properties": {
+     "aggregationRule": {
+      "description": "AggregationRule is an optional field that describes how to build the Rules for this ClusterRole. If AggregationRule is set, then the Rules are controller managed and direct changes to Rules will be stomped by the controller.",
+      "$ref": "#/definitions/io.k8s.api.rbac.v1beta1.AggregationRule"
+     },
      "apiVersion": {
       "description": "APIVersion defines the versioned schema of this representation of an object. Servers should convert recognized schemas to the latest internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#resources",
       "type": "string"

api/swagger-spec/rbac.authorization.k8s.io_v1.json

@@ -3789,6 +3789,10 @@
        "$ref": "v1.PolicyRule"
       },
       "description": "Rules holds all the PolicyRules for this ClusterRole"
+     },
+     "aggregationRule": {
+      "$ref": "v1.AggregationRule",
+      "description": "AggregationRule is an optional field that describes how to build the Rules for this ClusterRole. If AggregationRule is set, then the Rules are controller managed and direct changes to Rules will be stomped by the controller."
      }
     }
    },
@@ -3836,6 +3840,61 @@
      }
     }
    },
+   "v1.AggregationRule": {
+    "id": "v1.AggregationRule",
+    "description": "AggregationRule describes how to locate ClusterRoles to aggregate into the ClusterRole",
+    "properties": {
+     "clusterRoleSelectors": {
+      "type": "array",
+      "items": {
+       "$ref": "v1.LabelSelector"
+      },
+      "description": "ClusterRoleSelectors holds a list of selectors which will be used to find ClusterRoles and create the rules. If any of the selectors match, then the ClusterRole's permissions will be added"
+     }
+    }
+   },
+   "v1.LabelSelector": {
+    "id": "v1.LabelSelector",
+    "description": "A label selector is a label query over a set of resources. The result of matchLabels and matchExpressions are ANDed. An empty label selector matches all objects. A null label selector matches no objects.",
+    "properties": {
+     "matchLabels": {
+      "type": "object",
+      "description": "matchLabels is a map of {key,value} pairs. A single {key,value} in the matchLabels map is equivalent to an element of matchExpressions, whose key field is \"key\", the operator is \"In\", and the values array contains only \"value\". The requirements are ANDed."
+     },
+     "matchExpressions": {
+      "type": "array",
+      "items": {
+       "$ref": "v1.LabelSelectorRequirement"
+      },
+      "description": "matchExpressions is a list of label selector requirements. The requirements are ANDed."
+     }
+    }
+   },
+   "v1.LabelSelectorRequirement": {
+    "id": "v1.LabelSelectorRequirement",
+    "description": "A label selector requirement is a selector that contains values, a key, and an operator that relates the key and values.",
+    "required": [
+     "key",
+     "operator"
+    ],
+    "properties": {
+     "key": {
+      "type": "string",
+      "description": "key is the label key that the selector applies to."
+     },
+     "operator": {
+      "type": "string",
+      "description": "operator represents a key's relationship to a set of values. Valid operators are In, NotIn, Exists and DoesNotExist."
+     },
+     "values": {
+      "type": "array",
+      "items": {
+       "type": "string"
+      },
+      "description": "values is an array of string values. If the operator is In or NotIn, the values array must be non-empty. If the operator is Exists or DoesNotExist, the values array must be empty. This array is replaced during a strategic merge patch."
+     }
+    }
+   },
    "v1.RoleBindingList": {
     "id": "v1.RoleBindingList",
     "description": "RoleBindingList is a collection of RoleBindings",

api/swagger-spec/rbac.authorization.k8s.io_v1alpha1.json

@@ -3789,6 +3789,10 @@
        "$ref": "v1alpha1.PolicyRule"
       },
       "description": "Rules holds all the PolicyRules for this ClusterRole"
+     },
+     "aggregationRule": {
+      "$ref": "v1alpha1.AggregationRule",
+      "description": "AggregationRule is an optional field that describes how to build the Rules for this ClusterRole. If AggregationRule is set, then the Rules are controller managed and direct changes to Rules will be stomped by the controller."
      }
     }
    },
@@ -3836,6 +3840,61 @@
      }
     }
    },
+   "v1alpha1.AggregationRule": {
+    "id": "v1alpha1.AggregationRule",
+    "description": "AggregationRule describes how to locate ClusterRoles to aggregate into the ClusterRole",
+    "properties": {
+     "clusterRoleSelectors": {
+      "type": "array",
+      "items": {
+       "$ref": "v1.LabelSelector"
+      },
+      "description": "ClusterRoleSelectors holds a list of selectors which will be used to find ClusterRoles and create the rules. If any of the selectors match, then the ClusterRole's permissions will be added"
+     }
+    }
+   },
+   "v1.LabelSelector": {
+    "id": "v1.LabelSelector",
+    "description": "A label selector is a label query over a set of resources. The result of matchLabels and matchExpressions are ANDed. An empty label selector matches all objects. A null label selector matches no objects.",
+    "properties": {
+     "matchLabels": {
+      "type": "object",
+      "description": "matchLabels is a map of {key,value} pairs. A single {key,value} in the matchLabels map is equivalent to an element of matchExpressions, whose key field is \"key\", the operator is \"In\", and the values array contains only \"value\". The requirements are ANDed."
+     },
+     "matchExpressions": {
+      "type": "array",
+      "items": {
+       "$ref": "v1.LabelSelectorRequirement"
+      },
+      "description": "matchExpressions is a list of label selector requirements. The requirements are ANDed."
+     }
+    }
+   },
+   "v1.LabelSelectorRequirement": {
+    "id": "v1.LabelSelectorRequirement",
+    "description": "A label selector requirement is a selector that contains values, a key, and an operator that relates the key and values.",
+    "required": [
+     "key",
+     "operator"
+    ],
+    "properties": {
+     "key": {
+      "type": "string",
+      "description": "key is the label key that the selector applies to."
+     },
+     "operator": {
+      "type": "string",
+      "description": "operator represents a key's relationship to a set of values. Valid operators are In, NotIn, Exists and DoesNotExist."
+     },
+     "values": {
+      "type": "array",
+      "items": {
+       "type": "string"
+      },
+      "description": "values is an array of string values. If the operator is In or NotIn, the values array must be non-empty. If the operator is Exists or DoesNotExist, the values array must be empty. This array is replaced during a strategic merge patch."
+     }
+    }
+   },
    "v1alpha1.RoleBindingList": {
     "id": "v1alpha1.RoleBindingList",
     "description": "RoleBindingList is a collection of RoleBindings",

api/swagger-spec/rbac.authorization.k8s.io_v1beta1.json

@@ -3789,6 +3789,10 @@
        "$ref": "v1beta1.PolicyRule"
       },
       "description": "Rules holds all the PolicyRules for this ClusterRole"
+     },
+     "aggregationRule": {
+      "$ref": "v1beta1.AggregationRule",
+      "description": "AggregationRule is an optional field that describes how to build the Rules for this ClusterRole. If AggregationRule is set, then the Rules are controller managed and direct changes to Rules will be stomped by the controller."
      }
     }
    },
@@ -3836,6 +3840,61 @@
      }
     }
    },
+   "v1beta1.AggregationRule": {
+    "id": "v1beta1.AggregationRule",
+    "description": "AggregationRule describes how to locate ClusterRoles to aggregate into the ClusterRole",
+    "properties": {
+     "clusterRoleSelectors": {
+      "type": "array",
+      "items": {
+       "$ref": "v1.LabelSelector"
+      },
+      "description": "ClusterRoleSelectors holds a list of selectors which will be used to find ClusterRoles and create the rules. If any of the selectors match, then the ClusterRole's permissions will be added"
+     }
+    }
+   },
+   "v1.LabelSelector": {
+    "id": "v1.LabelSelector",
+    "description": "A label selector is a label query over a set of resources. The result of matchLabels and matchExpressions are ANDed. An empty label selector matches all objects. A null label selector matches no objects.",
+    "properties": {
+     "matchLabels": {
+      "type": "object",
+      "description": "matchLabels is a map of {key,value} pairs. A single {key,value} in the matchLabels map is equivalent to an element of matchExpressions, whose key field is \"key\", the operator is \"In\", and the values array contains only \"value\". The requirements are ANDed."
+     },
+     "matchExpressions": {
+      "type": "array",
+      "items": {
+       "$ref": "v1.LabelSelectorRequirement"
+      },
+      "description": "matchExpressions is a list of label selector requirements. The requirements are ANDed."
+     }
+    }
+   },
+   "v1.LabelSelectorRequirement": {
+    "id": "v1.LabelSelectorRequirement",
+    "description": "A label selector requirement is a selector that contains values, a key, and an operator that relates the key and values.",
+    "required": [
+     "key",
+     "operator"
+    ],
+    "properties": {
+     "key": {
+      "type": "string",
+      "description": "key is the label key that the selector applies to."
+     },
+     "operator": {
+      "type": "string",
+      "description": "operator represents a key's relationship to a set of values. Valid operators are In, NotIn, Exists and DoesNotExist."
+     },
+     "values": {
+      "type": "array",
+      "items": {
+       "type": "string"
+      },
+      "description": "values is an array of string values. If the operator is In or NotIn, the values array must be non-empty. If the operator is Exists or DoesNotExist, the values array must be empty. This array is replaced during a strategic merge patch."
+     }
+    }
+   },
    "v1beta1.RoleBindingList": {
     "id": "v1beta1.RoleBindingList",
     "description": "RoleBindingList is a collection of RoleBindings",

cmd/kube-controller-manager/app/BUILD

@@ -20,6 +20,7 @@ go_library(
         "import_known_versions.go",
         "plugins.go",
         "policy.go",
+        "rbac.go",
     ],
     importpath = "k8s.io/kubernetes/cmd/kube-controller-manager/app",
     deps = [
@@ -52,6 +53,7 @@ go_library(
         "//pkg/controller/certificates/approver:go_default_library",
         "//pkg/controller/certificates/cleaner:go_default_library",
         "//pkg/controller/certificates/signer:go_default_library",
+        "//pkg/controller/clusterroleaggregation:go_default_library",
         "//pkg/controller/cronjob:go_default_library",
         "//pkg/controller/daemon:go_default_library",
         "//pkg/controller/deployment:go_default_library",

cmd/kube-controller-manager/app/controllermanager.go

@@ -358,6 +358,7 @@ func NewControllerInitializers() map[string]InitFunc {
 	controllers["persistentvolume-binder"] = startPersistentVolumeBinderController
 	controllers["attachdetach"] = startAttachDetachController
 	controllers["persistentvolume-expander"] = startVolumeExpandController
+	controllers["clusterrole-aggregation"] = startClusterRoleAggregrationController
 
 	return controllers
 }

cmd/kube-controller-manager/app/rbac.go

@@ -0,0 +1,33 @@
+/*
+Copyright 2017 The Kubernetes Authors.
+
+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.
+*/
+
+package app
+
+import (
+	"k8s.io/apimachinery/pkg/runtime/schema"
+	"k8s.io/kubernetes/pkg/controller/clusterroleaggregation"
+)
+
+func startClusterRoleAggregrationController(ctx ControllerContext) (bool, error) {
+	if !ctx.AvailableResources[schema.GroupVersionResource{Group: "rbac.authorization.k8s.io", Version: "v1", Resource: "clusterroles"}] {
+		return false, nil
+	}
+	go clusterroleaggregation.NewClusterRoleAggregation(
+		ctx.InformerFactory.Rbac().V1().ClusterRoles(),
+		ctx.ClientBuilder.ClientOrDie("clusterrole-aggregation-controller").RbacV1(),
+	).Run(5, ctx.Stop)
+	return true, nil
+}

docs/api-reference/rbac.authorization.k8s.io/v1alpha1/definitions.html

@@ -660,6 +660,40 @@ span.icon > [class^="icon-"], span.icon > [class*=" icon-"] { cursor: default; }
 </tbody>
 </table>
 
+</div>
+<div class="sect2">
+<h3 id="_v1alpha1_aggregationrule">v1alpha1.AggregationRule</h3>
+<div class="paragraph">
+<p>AggregationRule describes how to locate ClusterRoles to aggregate into the ClusterRole</p>
+</div>
+<table class="tableblock frame-all grid-all" style="width:100%; ">
+<colgroup>
+<col style="width:20%;">
+<col style="width:20%;">
+<col style="width:20%;">
+<col style="width:20%;">
+<col style="width:20%;"> 
+</colgroup>
+<thead>
+<tr>
+<th class="tableblock halign-left valign-top">Name</th>
+<th class="tableblock halign-left valign-top">Description</th>
+<th class="tableblock halign-left valign-top">Required</th>
+<th class="tableblock halign-left valign-top">Schema</th>
+<th class="tableblock halign-left valign-top">Default</th>
+</tr>
+</thead>
+<tbody>
+<tr>
+<td class="tableblock halign-left valign-top"><p class="tableblock">clusterRoleSelectors</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">ClusterRoleSelectors holds a list of selectors which will be used to find ClusterRoles and create the rules. If any of the selectors match, then the ClusterRole&#8217;s permissions will be added</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">false</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><a href="#_v1_labelselector">v1.LabelSelector</a> array</p></td>
+<td class="tableblock halign-left valign-top"></td>
+</tr>
+</tbody>
+</table>
+
 </div>
 <div class="sect2">
 <h3 id="_v1_watchevent">v1.WatchEvent</h3>
@@ -753,6 +787,95 @@ span.icon > [class^="icon-"], span.icon > [class*=" icon-"] { cursor: default; }
 </tbody>
 </table>
 
+</div>
+<div class="sect2">
+<h3 id="_v1_labelselector">v1.LabelSelector</h3>
+<div class="paragraph">
+<p>A label selector is a label query over a set of resources. The result of matchLabels and matchExpressions are ANDed. An empty label selector matches all objects. A null label selector matches no objects.</p>
+</div>
+<table class="tableblock frame-all grid-all" style="width:100%; ">
+<colgroup>
+<col style="width:20%;">
+<col style="width:20%;">
+<col style="width:20%;">
+<col style="width:20%;">
+<col style="width:20%;"> 
+</colgroup>
+<thead>
+<tr>
+<th class="tableblock halign-left valign-top">Name</th>
+<th class="tableblock halign-left valign-top">Description</th>
+<th class="tableblock halign-left valign-top">Required</th>
+<th class="tableblock halign-left valign-top">Schema</th>
+<th class="tableblock halign-left valign-top">Default</th>
+</tr>
+</thead>
+<tbody>
+<tr>
+<td class="tableblock halign-left valign-top"><p class="tableblock">matchLabels</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">matchLabels is a map of {key,value} pairs. A single {key,value} in the matchLabels map is equivalent to an element of matchExpressions, whose key field is "key", the operator is "In", and the values array contains only "value". The requirements are ANDed.</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">false</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">object</p></td>
+<td class="tableblock halign-left valign-top"></td>
+</tr>
+<tr>
+<td class="tableblock halign-left valign-top"><p class="tableblock">matchExpressions</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">matchExpressions is a list of label selector requirements. The requirements are ANDed.</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">false</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><a href="#_v1_labelselectorrequirement">v1.LabelSelectorRequirement</a> array</p></td>
+<td class="tableblock halign-left valign-top"></td>
+</tr>
+</tbody>
+</table>
+
+</div>
+<div class="sect2">
+<h3 id="_v1_labelselectorrequirement">v1.LabelSelectorRequirement</h3>
+<div class="paragraph">
+<p>A label selector requirement is a selector that contains values, a key, and an operator that relates the key and values.</p>
+</div>
+<table class="tableblock frame-all grid-all" style="width:100%; ">
+<colgroup>
+<col style="width:20%;">
+<col style="width:20%;">
+<col style="width:20%;">
+<col style="width:20%;">
+<col style="width:20%;"> 
+</colgroup>
+<thead>
+<tr>
+<th class="tableblock halign-left valign-top">Name</th>
+<th class="tableblock halign-left valign-top">Description</th>
+<th class="tableblock halign-left valign-top">Required</th>
+<th class="tableblock halign-left valign-top">Schema</th>
+<th class="tableblock halign-left valign-top">Default</th>
+</tr>
+</thead>
+<tbody>
+<tr>
+<td class="tableblock halign-left valign-top"><p class="tableblock">key</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">key is the label key that the selector applies to.</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">true</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
+<td class="tableblock halign-left valign-top"></td>
+</tr>
+<tr>
+<td class="tableblock halign-left valign-top"><p class="tableblock">operator</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">operator represents a key&#8217;s relationship to a set of values. Valid operators are In, NotIn, Exists and DoesNotExist.</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">true</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td>
+<td class="tableblock halign-left valign-top"></td>
+</tr>
+<tr>
+<td class="tableblock halign-left valign-top"><p class="tableblock">values</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">values is an array of string values. If the operator is In or NotIn, the values array must be non-empty. If the operator is Exists or DoesNotExist, the values array must be empty. This array is replaced during a strategic merge patch.</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">false</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">string array</p></td>
+<td class="tableblock halign-left valign-top"></td>
+</tr>
+</tbody>
+</table>
+
 </div>
 <div class="sect2">
 <h3 id="_v1alpha1_rolebinding">v1alpha1.RoleBinding</h3>
@@ -1386,6 +1509,13 @@ span.icon > [class^="icon-"], span.icon > [class*=" icon-"] { cursor: default; }
 <td class="tableblock halign-left valign-top"><p class="tableblock"><a href="#_v1alpha1_policyrule">v1alpha1.PolicyRule</a> array</p></td>
 <td class="tableblock halign-left valign-top"></td>
 </tr>
+<tr>
+<td class="tableblock halign-left valign-top"><p class="tableblock">aggregationRule</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">AggregationRule is an optional field that describes how to build the Rules for this ClusterRole. If AggregationRule is set, then the Rules are controller managed and direct changes to Rules will be stomped by the controller.</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock">false</p></td>
+<td class="tableblock halign-left valign-top"><p class="tableblock"><a href="#_v1alpha1_aggregationrule">v1alpha1.AggregationRule</a></p></td>
+<td class="tableblock halign-left valign-top"></td>
+</tr>
 </tbody>
 </table>
 

hack/.golint_failures

@@ -96,6 +96,7 @@ pkg/controller/certificates
 pkg/controller/certificates/approver
 pkg/controller/certificates/signer
 pkg/controller/cloud
+pkg/controller/clusterroleaggregation
 pkg/controller/cronjob
 pkg/controller/daemon
 pkg/controller/daemon/util

pkg/apis/rbac/types.go

@@ -155,6 +155,18 @@ type ClusterRole struct {
 
 	// Rules holds all the PolicyRules for this ClusterRole
 	Rules []PolicyRule
+
+	// AggregationRule is an optional field that describes how to build the Rules for this ClusterRole.
+	// If AggregationRule is set, then the Rules are controller managed and direct changes to Rules will be
+	// stomped by the controller.
+	AggregationRule *AggregationRule
+}
+
+// AggregationRule describes how to locate ClusterRoles to aggregate into the ClusterRole
+type AggregationRule struct {
+	// ClusterRoleSelectors holds a list of selectors which will be used to find ClusterRoles and create the rules.
+	// If any of the selectors match, then the ClusterRole's permissions will be added
+	ClusterRoleSelectors []metav1.LabelSelector
 }
 
 // +genclient

pkg/apis/rbac/v1/zz_generated.conversion.go

@@ -22,6 +22,7 @@ package v1
 
 import (
 	v1 "k8s.io/api/rbac/v1"
+	meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	conversion "k8s.io/apimachinery/pkg/conversion"
 	runtime "k8s.io/apimachinery/pkg/runtime"
 	rbac "k8s.io/kubernetes/pkg/apis/rbac"
@@ -36,6 +37,8 @@ func init() {
 // Public to allow building arbitrary schemes.
 func RegisterConversions(scheme *runtime.Scheme) error {
 	return scheme.AddGeneratedConversionFuncs(
+		Convert_v1_AggregationRule_To_rbac_AggregationRule,
+		Convert_rbac_AggregationRule_To_v1_AggregationRule,
 		Convert_v1_ClusterRole_To_rbac_ClusterRole,
 		Convert_rbac_ClusterRole_To_v1_ClusterRole,
 		Convert_v1_ClusterRoleBinding_To_rbac_ClusterRoleBinding,
@@ -61,9 +64,30 @@ func RegisterConversions(scheme *runtime.Scheme) error {
 	)
 }
 
+func autoConvert_v1_AggregationRule_To_rbac_AggregationRule(in *v1.AggregationRule, out *rbac.AggregationRule, s conversion.Scope) error {
+	out.ClusterRoleSelectors = *(*[]meta_v1.LabelSelector)(unsafe.Pointer(&in.ClusterRoleSelectors))
+	return nil
+}
+
+// Convert_v1_AggregationRule_To_rbac_AggregationRule is an autogenerated conversion function.
+func Convert_v1_AggregationRule_To_rbac_AggregationRule(in *v1.AggregationRule, out *rbac.AggregationRule, s conversion.Scope) error {
+	return autoConvert_v1_AggregationRule_To_rbac_AggregationRule(in, out, s)
+}
+
+func autoConvert_rbac_AggregationRule_To_v1_AggregationRule(in *rbac.AggregationRule, out *v1.AggregationRule, s conversion.Scope) error {
+	out.ClusterRoleSelectors = *(*[]meta_v1.LabelSelector)(unsafe.Pointer(&in.ClusterRoleSelectors))
+	return nil
+}
+
+// Convert_rbac_AggregationRule_To_v1_AggregationRule is an autogenerated conversion function.
+func Convert_rbac_AggregationRule_To_v1_AggregationRule(in *rbac.AggregationRule, out *v1.AggregationRule, s conversion.Scope) error {
+	return autoConvert_rbac_AggregationRule_To_v1_AggregationRule(in, out, s)
+}
+
 func autoConvert_v1_ClusterRole_To_rbac_ClusterRole(in *v1.ClusterRole, out *rbac.ClusterRole, s conversion.Scope) error {
 	out.ObjectMeta = in.ObjectMeta
 	out.Rules = *(*[]rbac.PolicyRule)(unsafe.Pointer(&in.Rules))
+	out.AggregationRule = (*rbac.AggregationRule)(unsafe.Pointer(in.AggregationRule))
 	return nil
 }
 
@@ -75,6 +99,7 @@ func Convert_v1_ClusterRole_To_rbac_ClusterRole(in *v1.ClusterRole, out *rbac.Cl
 func autoConvert_rbac_ClusterRole_To_v1_ClusterRole(in *rbac.ClusterRole, out *v1.ClusterRole, s conversion.Scope) error {
 	out.ObjectMeta = in.ObjectMeta
 	out.Rules = *(*[]v1.PolicyRule)(unsafe.Pointer(&in.Rules))
+	out.AggregationRule = (*v1.AggregationRule)(unsafe.Pointer(in.AggregationRule))
 	return nil
 }
 

pkg/apis/rbac/v1alpha1/zz_generated.conversion.go

@@ -22,6 +22,7 @@ package v1alpha1
 
 import (
 	v1alpha1 "k8s.io/api/rbac/v1alpha1"
+	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	conversion "k8s.io/apimachinery/pkg/conversion"
 	runtime "k8s.io/apimachinery/pkg/runtime"
 	rbac "k8s.io/kubernetes/pkg/apis/rbac"
@@ -36,6 +37,8 @@ func init() {
 // Public to allow building arbitrary schemes.
 func RegisterConversions(scheme *runtime.Scheme) error {
 	return scheme.AddGeneratedConversionFuncs(
+		Convert_v1alpha1_AggregationRule_To_rbac_AggregationRule,
+		Convert_rbac_AggregationRule_To_v1alpha1_AggregationRule,
 		Convert_v1alpha1_ClusterRole_To_rbac_ClusterRole,
 		Convert_rbac_ClusterRole_To_v1alpha1_ClusterRole,
 		Convert_v1alpha1_ClusterRoleBinding_To_rbac_ClusterRoleBinding,
@@ -61,9 +64,30 @@ func RegisterConversions(scheme *runtime.Scheme) error {
 	)
 }
 
+func autoConvert_v1alpha1_AggregationRule_To_rbac_AggregationRule(in *v1alpha1.AggregationRule, out *rbac.AggregationRule, s conversion.Scope) error {
+	out.ClusterRoleSelectors = *(*[]v1.LabelSelector)(unsafe.Pointer(&in.ClusterRoleSelectors))
+	return nil
+}
+
+// Convert_v1alpha1_AggregationRule_To_rbac_AggregationRule is an autogenerated conversion function.
+func Convert_v1alpha1_AggregationRule_To_rbac_AggregationRule(in *v1alpha1.AggregationRule, out *rbac.AggregationRule, s conversion.Scope) error {
+	return autoConvert_v1alpha1_AggregationRule_To_rbac_AggregationRule(in, out, s)
+}
+
+func autoConvert_rbac_AggregationRule_To_v1alpha1_AggregationRule(in *rbac.AggregationRule, out *v1alpha1.AggregationRule, s conversion.Scope) error {
+	out.ClusterRoleSelectors = *(*[]v1.LabelSelector)(unsafe.Pointer(&in.ClusterRoleSelectors))
+	return nil
+}
+
+// Convert_rbac_AggregationRule_To_v1alpha1_AggregationRule is an autogenerated conversion function.
+func Convert_rbac_AggregationRule_To_v1alpha1_AggregationRule(in *rbac.AggregationRule, out *v1alpha1.AggregationRule, s conversion.Scope) error {
+	return autoConvert_rbac_AggregationRule_To_v1alpha1_AggregationRule(in, out, s)
+}
+
 func autoConvert_v1alpha1_ClusterRole_To_rbac_ClusterRole(in *v1alpha1.ClusterRole, out *rbac.ClusterRole, s conversion.Scope) error {
 	out.ObjectMeta = in.ObjectMeta
 	out.Rules = *(*[]rbac.PolicyRule)(unsafe.Pointer(&in.Rules))
+	out.AggregationRule = (*rbac.AggregationRule)(unsafe.Pointer(in.AggregationRule))
 	return nil
 }
 
@@ -75,6 +99,7 @@ func Convert_v1alpha1_ClusterRole_To_rbac_ClusterRole(in *v1alpha1.ClusterRole,
 func autoConvert_rbac_ClusterRole_To_v1alpha1_ClusterRole(in *rbac.ClusterRole, out *v1alpha1.ClusterRole, s conversion.Scope) error {
 	out.ObjectMeta = in.ObjectMeta
 	out.Rules = *(*[]v1alpha1.PolicyRule)(unsafe.Pointer(&in.Rules))
+	out.AggregationRule = (*v1alpha1.AggregationRule)(unsafe.Pointer(in.AggregationRule))
 	return nil
 }
 

pkg/apis/rbac/v1beta1/zz_generated.conversion.go

@@ -22,6 +22,7 @@ package v1beta1
 
 import (
 	v1beta1 "k8s.io/api/rbac/v1beta1"
+	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	conversion "k8s.io/apimachinery/pkg/conversion"
 	runtime "k8s.io/apimachinery/pkg/runtime"
 	rbac "k8s.io/kubernetes/pkg/apis/rbac"
@@ -36,6 +37,8 @@ func init() {
 // Public to allow building arbitrary schemes.
 func RegisterConversions(scheme *runtime.Scheme) error {
 	return scheme.AddGeneratedConversionFuncs(
+		Convert_v1beta1_AggregationRule_To_rbac_AggregationRule,
+		Convert_rbac_AggregationRule_To_v1beta1_AggregationRule,
 		Convert_v1beta1_ClusterRole_To_rbac_ClusterRole,
 		Convert_rbac_ClusterRole_To_v1beta1_ClusterRole,
 		Convert_v1beta1_ClusterRoleBinding_To_rbac_ClusterRoleBinding,
@@ -61,9 +64,30 @@ func RegisterConversions(scheme *runtime.Scheme) error {
 	)
 }
 
+func autoConvert_v1beta1_AggregationRule_To_rbac_AggregationRule(in *v1beta1.AggregationRule, out *rbac.AggregationRule, s conversion.Scope) error {
+	out.ClusterRoleSelectors = *(*[]v1.LabelSelector)(unsafe.Pointer(&in.ClusterRoleSelectors))
+	return nil
+}
+
+// Convert_v1beta1_AggregationRule_To_rbac_AggregationRule is an autogenerated conversion function.
+func Convert_v1beta1_AggregationRule_To_rbac_AggregationRule(in *v1beta1.AggregationRule, out *rbac.AggregationRule, s conversion.Scope) error {
+	return autoConvert_v1beta1_AggregationRule_To_rbac_AggregationRule(in, out, s)
+}
+
+func autoConvert_rbac_AggregationRule_To_v1beta1_AggregationRule(in *rbac.AggregationRule, out *v1beta1.AggregationRule, s conversion.Scope) error {
+	out.ClusterRoleSelectors = *(*[]v1.LabelSelector)(unsafe.Pointer(&in.ClusterRoleSelectors))
+	return nil
+}
+
+// Convert_rbac_AggregationRule_To_v1beta1_AggregationRule is an autogenerated conversion function.
+func Convert_rbac_AggregationRule_To_v1beta1_AggregationRule(in *rbac.AggregationRule, out *v1beta1.AggregationRule, s conversion.Scope) error {
+	return autoConvert_rbac_AggregationRule_To_v1beta1_AggregationRule(in, out, s)
+}
+
 func autoConvert_v1beta1_ClusterRole_To_rbac_ClusterRole(in *v1beta1.ClusterRole, out *rbac.ClusterRole, s conversion.Scope) error {
 	out.ObjectMeta = in.ObjectMeta
 	out.Rules = *(*[]rbac.PolicyRule)(unsafe.Pointer(&in.Rules))
+	out.AggregationRule = (*rbac.AggregationRule)(unsafe.Pointer(in.AggregationRule))
 	return nil
 }
 
@@ -75,6 +99,7 @@ func Convert_v1beta1_ClusterRole_To_rbac_ClusterRole(in *v1beta1.ClusterRole, ou
 func autoConvert_rbac_ClusterRole_To_v1beta1_ClusterRole(in *rbac.ClusterRole, out *v1beta1.ClusterRole, s conversion.Scope) error {
 	out.ObjectMeta = in.ObjectMeta
 	out.Rules = *(*[]v1beta1.PolicyRule)(unsafe.Pointer(&in.Rules))
+	out.AggregationRule = (*v1beta1.AggregationRule)(unsafe.Pointer(in.AggregationRule))
 	return nil
 }
 

pkg/apis/rbac/validation/BUILD

@@ -14,6 +14,8 @@ go_library(
         "//pkg/apis/core/validation:go_default_library",
         "//pkg/apis/rbac:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/api/validation/path:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/apis/meta/v1/validation:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/util/validation/field:go_default_library",
     ],
 )

pkg/apis/rbac/validation/validation.go

@@ -18,6 +18,8 @@ package validation
 
 import (
 	"k8s.io/apimachinery/pkg/api/validation/path"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	unversionedvalidation "k8s.io/apimachinery/pkg/apis/meta/v1/validation"
 	"k8s.io/apimachinery/pkg/util/validation/field"
 	"k8s.io/kubernetes/pkg/apis/core/validation"
 	"k8s.io/kubernetes/pkg/apis/rbac"
@@ -61,6 +63,22 @@ func ValidateClusterRole(role *rbac.ClusterRole) field.ErrorList {
 			allErrs = append(allErrs, err...)
 		}
 	}
+
+	if role.AggregationRule != nil {
+		if len(role.AggregationRule.ClusterRoleSelectors) == 0 {
+			allErrs = append(allErrs, field.Required(field.NewPath("aggregationRule", "clusterRoleSelectors"), "at least one clusterRoleSelector required if aggregationRule is non-nil"))
+		}
+		for i, selector := range role.AggregationRule.ClusterRoleSelectors {
+			fieldPath := field.NewPath("aggregationRule", "clusterRoleSelectors").Index(i)
+			allErrs = append(allErrs, unversionedvalidation.ValidateLabelSelector(&selector, fieldPath)...)
+
+			selector, err := metav1.LabelSelectorAsSelector(&selector)
+			if err != nil {
+				allErrs = append(allErrs, field.Invalid(fieldPath, selector, "invalid label selector."))
+			}
+		}
+	}
+
 	if len(allErrs) != 0 {
 		return allErrs
 	}

pkg/apis/rbac/zz_generated.deepcopy.go

@@ -21,9 +21,33 @@ limitations under the License.
 package rbac
 
 import (
+	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	runtime "k8s.io/apimachinery/pkg/runtime"
 )
 
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *AggregationRule) DeepCopyInto(out *AggregationRule) {
+	*out = *in
+	if in.ClusterRoleSelectors != nil {
+		in, out := &in.ClusterRoleSelectors, &out.ClusterRoleSelectors
+		*out = make([]v1.LabelSelector, len(*in))
+		for i := range *in {
+			(*in)[i].DeepCopyInto(&(*out)[i])
+		}
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new AggregationRule.
+func (in *AggregationRule) DeepCopy() *AggregationRule {
+	if in == nil {
+		return nil
+	}
+	out := new(AggregationRule)
+	in.DeepCopyInto(out)
+	return out
+}
+
 // DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
 func (in *ClusterRole) DeepCopyInto(out *ClusterRole) {
 	*out = *in
@@ -36,6 +60,15 @@ func (in *ClusterRole) DeepCopyInto(out *ClusterRole) {
 			(*in)[i].DeepCopyInto(&(*out)[i])
 		}
 	}
+	if in.AggregationRule != nil {
+		in, out := &in.AggregationRule, &out.AggregationRule
+		if *in == nil {
+			*out = nil
+		} else {
+			*out = new(AggregationRule)
+			(*in).DeepCopyInto(*out)
+		}
+	}
 	return
 }
 

pkg/controller/BUILD

@@ -107,6 +107,7 @@ filegroup(
         "//pkg/controller/bootstrap:all-srcs",
         "//pkg/controller/certificates:all-srcs",
         "//pkg/controller/cloud:all-srcs",
+        "//pkg/controller/clusterroleaggregation:all-srcs",
         "//pkg/controller/cronjob:all-srcs",
         "//pkg/controller/daemon:all-srcs",
         "//pkg/controller/deployment:all-srcs",

pkg/controller/clusterroleaggregation/BUILD

@@ -0,0 +1,57 @@
+load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
+
+go_library(
+    name = "go_default_library",
+    srcs = ["clusterroleaggregation_controller.go"],
+    importpath = "k8s.io/kubernetes/pkg/controller/clusterroleaggregation",
+    visibility = ["//visibility:public"],
+    deps = [
+        "//pkg/controller:go_default_library",
+        "//vendor/github.com/golang/glog:go_default_library",
+        "//vendor/k8s.io/api/rbac/v1:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/api/equality:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/api/errors:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/labels:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/util/runtime:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/util/wait:go_default_library",
+        "//vendor/k8s.io/client-go/informers/rbac/v1:go_default_library",
+        "//vendor/k8s.io/client-go/kubernetes/typed/rbac/v1:go_default_library",
+        "//vendor/k8s.io/client-go/listers/rbac/v1:go_default_library",
+        "//vendor/k8s.io/client-go/tools/cache:go_default_library",
+        "//vendor/k8s.io/client-go/util/workqueue:go_default_library",
+    ],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = ["clusterroleaggregation_controller_test.go"],
+    importpath = "k8s.io/kubernetes/pkg/controller/clusterroleaggregation",
+    library = ":go_default_library",
+    deps = [
+        "//pkg/controller:go_default_library",
+        "//vendor/k8s.io/api/rbac/v1:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/api/equality:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/runtime:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/util/diff:go_default_library",
+        "//vendor/k8s.io/client-go/kubernetes/fake:go_default_library",
+        "//vendor/k8s.io/client-go/listers/rbac/v1:go_default_library",
+        "//vendor/k8s.io/client-go/testing:go_default_library",
+        "//vendor/k8s.io/client-go/tools/cache:go_default_library",
+    ],
+)

pkg/controller/clusterroleaggregation/clusterroleaggregation_controller.go

@@ -0,0 +1,213 @@
+/*
+Copyright 2017 The Kubernetes Authors.
+
+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.
+*/
+
+package clusterroleaggregation
+
+import (
+	"fmt"
+	"sort"
+	"time"
+
+	"github.com/golang/glog"
+
+	rbacv1 "k8s.io/api/rbac/v1"
+	"k8s.io/apimachinery/pkg/api/equality"
+	"k8s.io/apimachinery/pkg/api/errors"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/labels"
+	utilruntime "k8s.io/apimachinery/pkg/util/runtime"
+	"k8s.io/apimachinery/pkg/util/wait"
+	rbacinformers "k8s.io/client-go/informers/rbac/v1"
+	rbacclient "k8s.io/client-go/kubernetes/typed/rbac/v1"
+	rbaclisters "k8s.io/client-go/listers/rbac/v1"
+	"k8s.io/client-go/tools/cache"
+	"k8s.io/client-go/util/workqueue"
+	"k8s.io/kubernetes/pkg/controller"
+)
+
+// ClusterRoleAggregationController is a controller to combine cluster roles
+type ClusterRoleAggregationController struct {
+	clusterRoleClient  rbacclient.ClusterRolesGetter
+	clusterRoleLister  rbaclisters.ClusterRoleLister
+	clusterRolesSynced cache.InformerSynced
+
+	syncHandler func(key string) error
+	queue       workqueue.RateLimitingInterface
+}
+
+// NewClusterRoleAggregation creates a new controller
+func NewClusterRoleAggregation(clusterRoleInformer rbacinformers.ClusterRoleInformer, clusterRoleClient rbacclient.ClusterRolesGetter) *ClusterRoleAggregationController {
+	c := &ClusterRoleAggregationController{
+		clusterRoleClient:  clusterRoleClient,
+		clusterRoleLister:  clusterRoleInformer.Lister(),
+		clusterRolesSynced: clusterRoleInformer.Informer().HasSynced,
+
+		queue: workqueue.NewNamedRateLimitingQueue(workqueue.DefaultControllerRateLimiter(), "ClusterRoleAggregator"),
+	}
+	c.syncHandler = c.syncClusterRole
+
+	clusterRoleInformer.Informer().AddEventHandler(cache.ResourceEventHandlerFuncs{
+		AddFunc: func(obj interface{}) {
+			c.enqueue()
+		},
+		UpdateFunc: func(old, cur interface{}) {
+			c.enqueue()
+		},
+		DeleteFunc: func(uncast interface{}) {
+			c.enqueue()
+		},
+	})
+	return c
+}
+
+func (c *ClusterRoleAggregationController) syncClusterRole(key string) error {
+	_, name, err := cache.SplitMetaNamespaceKey(key)
+	if err != nil {
+		return err
+	}
+	sharedClusterRole, err := c.clusterRoleLister.Get(name)
+	if errors.IsNotFound(err) {
+		return nil
+	}
+	if err != nil {
+		return err
+	}
+	if sharedClusterRole.AggregationRule == nil {
+		return nil
+	}
+
+	newPolicyRules := []rbacv1.PolicyRule{}
+	for i := range sharedClusterRole.AggregationRule.ClusterRoleSelectors {
+		selector := sharedClusterRole.AggregationRule.ClusterRoleSelectors[i]
+		runtimeLabelSelector, err := metav1.LabelSelectorAsSelector(&selector)
+		if err != nil {
+			return err
+		}
+		clusterRoles, err := c.clusterRoleLister.List(runtimeLabelSelector)
+		if err != nil {
+			return err
+		}
+		sort.Sort(byName(clusterRoles))
+
+		for i := range clusterRoles {
+			if clusterRoles[i].Name == sharedClusterRole.Name {
+				continue
+			}
+
+			for j := range clusterRoles[i].Rules {
+				currRule := clusterRoles[i].Rules[j]
+				if !ruleExists(newPolicyRules, currRule) {
+					newPolicyRules = append(newPolicyRules, currRule)
+				}
+			}
+		}
+	}
+
+	if equality.Semantic.DeepEqual(newPolicyRules, sharedClusterRole.Rules) {
+		return nil
+	}
+
+	// we need to update
+	clusterRole := sharedClusterRole.DeepCopy()
+	clusterRole.Rules = nil
+	for _, rule := range newPolicyRules {
+		clusterRole.Rules = append(clusterRole.Rules, *rule.DeepCopy())
+	}
+	_, err = c.clusterRoleClient.ClusterRoles().Update(clusterRole)
+
+	return err
+}
+
+func ruleExists(haystack []rbacv1.PolicyRule, needle rbacv1.PolicyRule) bool {
+	for _, curr := range haystack {
+		if equality.Semantic.DeepEqual(curr, needle) {
+			return true
+		}
+	}
+	return false
+}
+
+// Run starts the controller and blocks until stopCh is closed.
+func (c *ClusterRoleAggregationController) Run(workers int, stopCh <-chan struct{}) {
+	defer utilruntime.HandleCrash()
+	defer c.queue.ShutDown()
+
+	glog.Infof("Starting ClusterRoleAggregator")
+	defer glog.Infof("Shutting down ClusterRoleAggregator")
+
+	if !controller.WaitForCacheSync("ClusterRoleAggregator", stopCh, c.clusterRolesSynced) {
+		return
+	}
+
+	for i := 0; i < workers; i++ {
+		go wait.Until(c.runWorker, time.Second, stopCh)
+	}
+
+	<-stopCh
+}
+
+func (c *ClusterRoleAggregationController) runWorker() {
+	for c.processNextWorkItem() {
+	}
+}
+
+func (c *ClusterRoleAggregationController) processNextWorkItem() bool {
+	dsKey, quit := c.queue.Get()
+	if quit {
+		return false
+	}
+	defer c.queue.Done(dsKey)
+
+	err := c.syncHandler(dsKey.(string))
+	if err == nil {
+		c.queue.Forget(dsKey)
+		return true
+	}
+
+	utilruntime.HandleError(fmt.Errorf("%v failed with : %v", dsKey, err))
+	c.queue.AddRateLimited(dsKey)
+
+	return true
+}
+
+func (c *ClusterRoleAggregationController) enqueue() {
+	// this is unusual, but since the set of all clusterroles is small and we don't know the dependency
+	// graph, just queue up every thing each time.  This allows errors to be selectively retried if there
+	// is a problem updating a single role
+	allClusterRoles, err := c.clusterRoleLister.List(labels.Everything())
+	if err != nil {
+		utilruntime.HandleError(fmt.Errorf("Couldn't list all objects %v", err))
+		return
+	}
+	for _, clusterRole := range allClusterRoles {
+		// only queue ones that we may need to aggregate
+		if clusterRole.AggregationRule == nil {
+			continue
+		}
+		key, err := controller.KeyFunc(clusterRole)
+		if err != nil {
+			utilruntime.HandleError(fmt.Errorf("Couldn't get key for object %#v: %v", clusterRole, err))
+			return
+		}
+		c.queue.Add(key)
+	}
+}
+
+type byName []*rbacv1.ClusterRole
+
+func (a byName) Len() int           { return len(a) }
+func (a byName) Swap(i, j int)      { a[i], a[j] = a[j], a[i] }
+func (a byName) Less(i, j int) bool { return a[i].Name < a[j].Name }

pkg/controller/clusterroleaggregation/clusterroleaggregation_controller_test.go

@@ -0,0 +1,182 @@
+/*
+Copyright 2017 The Kubernetes Authors.
+
+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.
+*/
+
+package clusterroleaggregation
+
+import (
+	"testing"
+
+	rbacv1 "k8s.io/api/rbac/v1"
+	"k8s.io/apimachinery/pkg/api/equality"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/util/diff"
+	fakeclient "k8s.io/client-go/kubernetes/fake"
+	rbaclisters "k8s.io/client-go/listers/rbac/v1"
+	clienttesting "k8s.io/client-go/testing"
+	"k8s.io/client-go/tools/cache"
+	"k8s.io/kubernetes/pkg/controller"
+)
+
+func TestSyncClusterRole(t *testing.T) {
+	hammerRules := func() []rbacv1.PolicyRule {
+		return []rbacv1.PolicyRule{
+			{Verbs: []string{"hammer"}, Resources: []string{"nails"}},
+			{Verbs: []string{"hammer"}, Resources: []string{"wedges"}},
+		}
+	}
+	chiselRules := func() []rbacv1.PolicyRule {
+		return []rbacv1.PolicyRule{
+			{Verbs: []string{"chisel"}, Resources: []string{"mortises"}},
+		}
+	}
+	sawRules := func() []rbacv1.PolicyRule {
+		return []rbacv1.PolicyRule{
+			{Verbs: []string{"saw"}, Resources: []string{"boards"}},
+		}
+	}
+	role := func(name string, labels map[string]string, rules []rbacv1.PolicyRule) *rbacv1.ClusterRole {
+		return &rbacv1.ClusterRole{
+			ObjectMeta: metav1.ObjectMeta{Name: name, Labels: labels},
+			Rules:      rules,
+		}
+	}
+	combinedRole := func(selectors []map[string]string, rules ...[]rbacv1.PolicyRule) *rbacv1.ClusterRole {
+		ret := &rbacv1.ClusterRole{
+			ObjectMeta:      metav1.ObjectMeta{Name: "combined"},
+			AggregationRule: &rbacv1.AggregationRule{},
+		}
+		for _, selector := range selectors {
+			ret.AggregationRule.ClusterRoleSelectors = append(ret.AggregationRule.ClusterRoleSelectors,
+				metav1.LabelSelector{MatchLabels: selector})
+		}
+		for _, currRules := range rules {
+			ret.Rules = append(ret.Rules, currRules...)
+		}
+		return ret
+	}
+
+	tests := []struct {
+		name                 string
+		startingClusterRoles []*rbacv1.ClusterRole
+		clusterRoleToSync    string
+		expectedClusterRole  *rbacv1.ClusterRole
+	}{
+		{
+			name: "remove dead rules",
+			startingClusterRoles: []*rbacv1.ClusterRole{
+				role("hammer", map[string]string{"foo": "bar"}, hammerRules()),
+				combinedRole([]map[string]string{{"foo": "bar"}}, sawRules()),
+			},
+			clusterRoleToSync:   "combined",
+			expectedClusterRole: combinedRole([]map[string]string{{"foo": "bar"}}, hammerRules()),
+		},
+		{
+			name: "strip rules",
+			startingClusterRoles: []*rbacv1.ClusterRole{
+				role("hammer", map[string]string{"foo": "not-bar"}, hammerRules()),
+				combinedRole([]map[string]string{{"foo": "bar"}}, hammerRules()),
+			},
+			clusterRoleToSync:   "combined",
+			expectedClusterRole: combinedRole([]map[string]string{{"foo": "bar"}}),
+		},
+		{
+			name: "select properly and put in order",
+			startingClusterRoles: []*rbacv1.ClusterRole{
+				role("hammer", map[string]string{"foo": "bar"}, hammerRules()),
+				role("chisel", map[string]string{"foo": "bar"}, chiselRules()),
+				role("saw", map[string]string{"foo": "not-bar"}, sawRules()),
+				combinedRole([]map[string]string{{"foo": "bar"}}),
+			},
+			clusterRoleToSync:   "combined",
+			expectedClusterRole: combinedRole([]map[string]string{{"foo": "bar"}}, chiselRules(), hammerRules()),
+		},
+		{
+			name: "select properly with multiple selectors",
+			startingClusterRoles: []*rbacv1.ClusterRole{
+				role("hammer", map[string]string{"foo": "bar"}, hammerRules()),
+				role("chisel", map[string]string{"foo": "bar"}, chiselRules()),
+				role("saw", map[string]string{"foo": "not-bar"}, sawRules()),
+				combinedRole([]map[string]string{{"foo": "bar"}, {"foo": "not-bar"}}),
+			},
+			clusterRoleToSync:   "combined",
+			expectedClusterRole: combinedRole([]map[string]string{{"foo": "bar"}, {"foo": "not-bar"}}, chiselRules(), hammerRules(), sawRules()),
+		},
+		{
+			name: "select properly remove duplicates",
+			startingClusterRoles: []*rbacv1.ClusterRole{
+				role("hammer", map[string]string{"foo": "bar"}, hammerRules()),
+				role("chisel", map[string]string{"foo": "bar"}, chiselRules()),
+				role("saw", map[string]string{"foo": "bar"}, sawRules()),
+				role("other-saw", map[string]string{"foo": "not-bar"}, sawRules()),
+				combinedRole([]map[string]string{{"foo": "bar"}, {"foo": "not-bar"}}),
+			},
+			clusterRoleToSync:   "combined",
+			expectedClusterRole: combinedRole([]map[string]string{{"foo": "bar"}, {"foo": "not-bar"}}, chiselRules(), hammerRules(), sawRules()),
+		},
+		{
+			name: "no diff skip",
+			startingClusterRoles: []*rbacv1.ClusterRole{
+				role("hammer", map[string]string{"foo": "bar"}, hammerRules()),
+				combinedRole([]map[string]string{{"foo": "bar"}}, hammerRules()),
+			},
+			clusterRoleToSync:   "combined",
+			expectedClusterRole: nil,
+		}}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			indexer := cache.NewIndexer(controller.KeyFunc, cache.Indexers{})
+			objs := []runtime.Object{}
+			for _, obj := range test.startingClusterRoles {
+				objs = append(objs, obj)
+				indexer.Add(obj)
+			}
+			fakeClient := fakeclient.NewSimpleClientset(objs...)
+			c := ClusterRoleAggregationController{
+				clusterRoleClient: fakeClient.RbacV1(),
+				clusterRoleLister: rbaclisters.NewClusterRoleLister(indexer),
+			}
+			err := c.syncClusterRole(test.clusterRoleToSync)
+			if err != nil {
+				t.Fatal(err)
+			}
+
+			if test.expectedClusterRole == nil {
+				if len(fakeClient.Actions()) != 0 {
+					t.Fatalf("unexpected actions %#v", fakeClient.Actions())
+				}
+				return
+			}
+			if len(fakeClient.Actions()) != 1 {
+				t.Fatalf("unexpected actions %#v", fakeClient.Actions())
+			}
+
+			action := fakeClient.Actions()[0]
+			if !action.Matches("update", "clusterroles") {
+				t.Fatalf("unexpected action %#v", action)
+			}
+			updateAction, ok := action.(clienttesting.UpdateAction)
+			if !ok {
+				t.Fatalf("unexpected action %#v", action)
+			}
+			if !equality.Semantic.DeepEqual(updateAction.GetObject().(*rbacv1.ClusterRole), test.expectedClusterRole) {
+				t.Fatalf("%v", diff.ObjectDiff(test.expectedClusterRole, updateAction.GetObject().(*rbacv1.ClusterRole)))
+
+			}
+		})
+	}
+}

pkg/registry/rbac/clusterrole/policybased/storage.go

@@ -18,7 +18,9 @@ limitations under the License.
 package policybased
 
 import (
-	"k8s.io/apimachinery/pkg/api/errors"
+	"errors"
+
+	apierrors "k8s.io/apimachinery/pkg/api/errors"
 	"k8s.io/apimachinery/pkg/runtime"
 	genericapirequest "k8s.io/apiserver/pkg/endpoints/request"
 	"k8s.io/apiserver/pkg/registry/rest"
@@ -40,6 +42,11 @@ func NewStorage(s rest.StandardStorage, ruleResolver rbacregistryvalidation.Auth
 	return &Storage{s, ruleResolver}
 }
 
+var fullAuthority = []rbac.PolicyRule{
+	rbac.NewRule("*").Groups("*").Resources("*").RuleOrDie(),
+	rbac.NewRule("*").URLs("*").RuleOrDie(),
+}
+
 func (s *Storage) Create(ctx genericapirequest.Context, obj runtime.Object, createValidatingAdmission rest.ValidateObjectFunc, includeUninitialized bool) (runtime.Object, error) {
 	if rbacregistry.EscalationAllowed(ctx) {
 		return s.StandardStorage.Create(ctx, obj, createValidatingAdmission, includeUninitialized)
@@ -48,8 +55,15 @@ func (s *Storage) Create(ctx genericapirequest.Context, obj runtime.Object, crea
 	clusterRole := obj.(*rbac.ClusterRole)
 	rules := clusterRole.Rules
 	if err := rbacregistryvalidation.ConfirmNoEscalation(ctx, s.ruleResolver, rules); err != nil {
-		return nil, errors.NewForbidden(groupResource, clusterRole.Name, err)
+		return nil, apierrors.NewForbidden(groupResource, clusterRole.Name, err)
 	}
+	// to set the aggregation rule, since it can gather anything, requires * on *.*
+	if hasAggregationRule(clusterRole) {
+		if err := rbacregistryvalidation.ConfirmNoEscalation(ctx, s.ruleResolver, fullAuthority); err != nil {
+			return nil, apierrors.NewForbidden(groupResource, clusterRole.Name, errors.New("must have cluster-admin privileges to use the aggregationRule"))
+		}
+	}
+
 	return s.StandardStorage.Create(ctx, obj, createValidatingAdmission, includeUninitialized)
 }
 
@@ -60,6 +74,7 @@ func (s *Storage) Update(ctx genericapirequest.Context, name string, obj rest.Up
 
 	nonEscalatingInfo := rest.WrapUpdatedObjectInfo(obj, func(ctx genericapirequest.Context, obj runtime.Object, oldObj runtime.Object) (runtime.Object, error) {
 		clusterRole := obj.(*rbac.ClusterRole)
+		oldClusterRole := oldObj.(*rbac.ClusterRole)
 
 		// if we're only mutating fields needed for the GC to eventually delete this obj, return
 		if rbacregistry.IsOnlyMutatingGCFields(obj, oldObj, kapihelper.Semantic) {
@@ -68,10 +83,21 @@ func (s *Storage) Update(ctx genericapirequest.Context, name string, obj rest.Up
 
 		rules := clusterRole.Rules
 		if err := rbacregistryvalidation.ConfirmNoEscalation(ctx, s.ruleResolver, rules); err != nil {
-			return nil, errors.NewForbidden(groupResource, clusterRole.Name, err)
+			return nil, apierrors.NewForbidden(groupResource, clusterRole.Name, err)
 		}
+		// to change the aggregation rule, since it can gather anything and prevent tightening, requires * on *.*
+		if hasAggregationRule(clusterRole) || hasAggregationRule(oldClusterRole) {
+			if err := rbacregistryvalidation.ConfirmNoEscalation(ctx, s.ruleResolver, fullAuthority); err != nil {
+				return nil, apierrors.NewForbidden(groupResource, clusterRole.Name, errors.New("must have cluster-admin privileges to use the aggregationRule"))
+			}
+		}
+
 		return obj, nil
 	})
 
 	return s.StandardStorage.Update(ctx, name, nonEscalatingInfo, createValidation, updateValidation)
 }
+
+func hasAggregationRule(clusterRole *rbac.ClusterRole) bool {
+	return clusterRole.AggregationRule != nil && len(clusterRole.AggregationRule.ClusterRoleSelectors) > 0
+}

pkg/registry/rbac/reconciliation/BUILD

@@ -18,6 +18,7 @@ go_test(
         "//pkg/apis/core/helper:go_default_library",
         "//pkg/apis/rbac:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/util/diff:go_default_library",
     ],
 )
 
@@ -39,6 +40,7 @@ go_library(
         "//pkg/client/clientset_generated/internalclientset/typed/core/internalversion:go_default_library",
         "//pkg/client/clientset_generated/internalclientset/typed/rbac/internalversion:go_default_library",
         "//pkg/registry/rbac/validation:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/api/equality:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/api/errors:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/runtime:go_default_library",

pkg/registry/rbac/reconciliation/clusterrole_interfaces.go

@@ -66,6 +66,14 @@ func (o ClusterRoleRuleOwner) SetRules(in []rbac.PolicyRule) {
 	o.ClusterRole.Rules = in
 }
 
+func (o ClusterRoleRuleOwner) GetAggregationRule() *rbac.AggregationRule {
+	return o.ClusterRole.AggregationRule
+}
+
+func (o ClusterRoleRuleOwner) SetAggregationRule(in *rbac.AggregationRule) {
+	o.ClusterRole.AggregationRule = in
+}
+
 type ClusterRoleModifier struct {
 	Client internalversion.ClusterRoleInterface
 }

pkg/registry/rbac/reconciliation/reconcile_role.go

@@ -20,7 +20,9 @@ import (
 	"fmt"
 	"reflect"
 
+	"k8s.io/apimachinery/pkg/api/equality"
 	"k8s.io/apimachinery/pkg/api/errors"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/runtime"
 	"k8s.io/kubernetes/pkg/apis/rbac"
 	"k8s.io/kubernetes/pkg/registry/rbac/validation"
@@ -51,6 +53,8 @@ type RuleOwner interface {
 	SetAnnotations(map[string]string)
 	GetRules() []rbac.PolicyRule
 	SetRules([]rbac.PolicyRule)
+	GetAggregationRule() *rbac.AggregationRule
+	SetAggregationRule(*rbac.AggregationRule)
 	DeepCopyRuleOwner() RuleOwner
 }
 
@@ -75,6 +79,11 @@ type ReconcileClusterRoleResult struct {
 	// ExtraRules contains extra permissions the currently persisted role had
 	ExtraRules []rbac.PolicyRule
 
+	// MissingAggregationRuleSelectors contains expected selectors that were missing from the currently persisted role
+	MissingAggregationRuleSelectors []metav1.LabelSelector
+	// ExtraAggregationRuleSelectors contains extra selectors the currently persisted role had
+	ExtraAggregationRuleSelectors []metav1.LabelSelector
+
 	// Operation is the API operation required to reconcile.
 	// If no reconciliation was needed, it is set to ReconcileNone.
 	// If options.Confirm == false, the reconcile was in dry-run mode, so the operation was not performed.
@@ -101,10 +110,15 @@ func (o *ReconcileRoleOptions) run(attempts int) (*ReconcileClusterRoleResult, e
 	existing, err := o.Client.Get(o.Role.GetNamespace(), o.Role.GetName())
 	switch {
 	case errors.IsNotFound(err):
+		aggregationRule := o.Role.GetAggregationRule()
+		if aggregationRule == nil {
+			aggregationRule = &rbac.AggregationRule{}
+		}
 		result = &ReconcileClusterRoleResult{
-			Role:         o.Role,
-			MissingRules: o.Role.GetRules(),
-			Operation:    ReconcileCreate,
+			Role:                            o.Role,
+			MissingRules:                    o.Role.GetRules(),
+			MissingAggregationRuleSelectors: aggregationRule.ClusterRoleSelectors,
+			Operation:                       ReconcileCreate,
 		}
 
 	case err != nil:
@@ -195,6 +209,26 @@ func computeReconciledRole(existing, expected RuleOwner, removeExtraPermissions
 		result.Operation = ReconcileUpdate
 	}
 
+	// Compute extra and missing rules
+	_, result.ExtraAggregationRuleSelectors = aggregationRuleCovers(expected.GetAggregationRule(), existing.GetAggregationRule())
+	_, result.MissingAggregationRuleSelectors = aggregationRuleCovers(existing.GetAggregationRule(), expected.GetAggregationRule())
+
+	switch {
+	case !removeExtraPermissions && len(result.MissingAggregationRuleSelectors) > 0:
+		// add missing rules in the union case
+		aggregationRule := result.Role.GetAggregationRule()
+		if aggregationRule == nil {
+			aggregationRule = &rbac.AggregationRule{}
+		}
+		aggregationRule.ClusterRoleSelectors = append(aggregationRule.ClusterRoleSelectors, result.MissingAggregationRuleSelectors...)
+		result.Role.SetAggregationRule(aggregationRule)
+		result.Operation = ReconcileUpdate
+
+	case removeExtraPermissions && (len(result.MissingAggregationRuleSelectors) > 0 || len(result.ExtraAggregationRuleSelectors) > 0):
+		result.Role.SetAggregationRule(expected.GetAggregationRule())
+		result.Operation = ReconcileUpdate
+	}
+
 	return result, nil
 }
 
@@ -211,3 +245,37 @@ func merge(maps ...map[string]string) map[string]string {
 	}
 	return output
 }
+
+// aggregationRuleCovers determines whether or not the ownerSelectors cover the servantSelectors in terms of semantically
+// equal label selectors.
+// It returns whether or not the ownerSelectors cover and a list of the rules that the ownerSelectors do not cover.
+func aggregationRuleCovers(ownerRule, servantRule *rbac.AggregationRule) (bool, []metav1.LabelSelector) {
+	switch {
+	case ownerRule == nil && servantRule == nil:
+		return true, []metav1.LabelSelector{}
+	case ownerRule == nil && servantRule != nil:
+		return false, servantRule.ClusterRoleSelectors
+	case ownerRule != nil && servantRule == nil:
+		return true, []metav1.LabelSelector{}
+
+	}
+
+	ownerSelectors := ownerRule.ClusterRoleSelectors
+	servantSelectors := servantRule.ClusterRoleSelectors
+	uncoveredSelectors := []metav1.LabelSelector{}
+
+	for _, servantSelector := range servantSelectors {
+		covered := false
+		for _, ownerSelector := range ownerSelectors {
+			if equality.Semantic.DeepEqual(ownerSelector, servantSelector) {
+				covered = true
+				break
+			}
+		}
+		if !covered {
+			uncoveredSelectors = append(uncoveredSelectors, servantSelector)
+		}
+	}
+
+	return (len(uncoveredSelectors) == 0), uncoveredSelectors
+}

pkg/registry/rbac/reconciliation/reconcile_role_test.go

@@ -20,12 +20,16 @@ import (
 	"testing"
 
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/util/diff"
 	"k8s.io/kubernetes/pkg/apis/core/helper"
 	"k8s.io/kubernetes/pkg/apis/rbac"
 )
 
 func role(rules []rbac.PolicyRule, labels map[string]string, annotations map[string]string) *rbac.ClusterRole {
-	return &rbac.ClusterRole{Rules: rules, ObjectMeta: metav1.ObjectMeta{Labels: labels, Annotations: annotations}}
+	return &rbac.ClusterRole{
+		Rules:      rules,
+		ObjectMeta: metav1.ObjectMeta{Labels: labels, Annotations: annotations},
+	}
 }
 
 func rules(resources ...string) []rbac.PolicyRule {
@@ -38,7 +42,7 @@ func rules(resources ...string) []rbac.PolicyRule {
 
 type ss map[string]string
 
-func TestComputeReconciledRole(t *testing.T) {
+func TestComputeReconciledRoleRules(t *testing.T) {
 	tests := map[string]struct {
 		expectedRole           *rbac.ClusterRole
 		actualRole             *rbac.ClusterRole
@@ -273,3 +277,96 @@ func TestComputeReconciledRole(t *testing.T) {
 		}
 	}
 }
+
+func aggregatedRole(aggregationRule *rbac.AggregationRule) *rbac.ClusterRole {
+	return &rbac.ClusterRole{
+		AggregationRule: aggregationRule,
+	}
+}
+
+func aggregationrule(selectors []map[string]string) *rbac.AggregationRule {
+	ret := &rbac.AggregationRule{}
+	for _, selector := range selectors {
+		ret.ClusterRoleSelectors = append(ret.ClusterRoleSelectors,
+			metav1.LabelSelector{MatchLabels: selector})
+	}
+	return ret
+}
+
+func TestComputeReconciledRoleAggregationRules(t *testing.T) {
+	tests := map[string]struct {
+		expectedRole           *rbac.ClusterRole
+		actualRole             *rbac.ClusterRole
+		removeExtraPermissions bool
+
+		expectedReconciledRole       *rbac.ClusterRole
+		expectedReconciliationNeeded bool
+	}{
+		"empty": {
+			expectedRole:           aggregatedRole(&rbac.AggregationRule{}),
+			actualRole:             aggregatedRole(nil),
+			removeExtraPermissions: true,
+
+			expectedReconciledRole:       nil,
+			expectedReconciliationNeeded: false,
+		},
+		"empty-2": {
+			expectedRole:           aggregatedRole(&rbac.AggregationRule{}),
+			actualRole:             aggregatedRole(&rbac.AggregationRule{}),
+			removeExtraPermissions: true,
+
+			expectedReconciledRole:       nil,
+			expectedReconciliationNeeded: false,
+		},
+		"match without union": {
+			expectedRole:           aggregatedRole(aggregationrule([]map[string]string{{"foo": "bar"}})),
+			actualRole:             aggregatedRole(aggregationrule([]map[string]string{{"foo": "bar"}})),
+			removeExtraPermissions: true,
+
+			expectedReconciledRole:       nil,
+			expectedReconciliationNeeded: false,
+		},
+		"match with union": {
+			expectedRole:           aggregatedRole(aggregationrule([]map[string]string{{"foo": "bar"}})),
+			actualRole:             aggregatedRole(aggregationrule([]map[string]string{{"foo": "bar"}})),
+			removeExtraPermissions: false,
+
+			expectedReconciledRole:       nil,
+			expectedReconciliationNeeded: false,
+		},
+		"different rules without union": {
+			expectedRole:           aggregatedRole(aggregationrule([]map[string]string{{"foo": "bar"}})),
+			actualRole:             aggregatedRole(aggregationrule([]map[string]string{{"alpha": "bravo"}})),
+			removeExtraPermissions: true,
+
+			expectedReconciledRole:       aggregatedRole(aggregationrule([]map[string]string{{"foo": "bar"}})),
+			expectedReconciliationNeeded: true,
+		},
+		"different rules with union": {
+			expectedRole:           aggregatedRole(aggregationrule([]map[string]string{{"foo": "bar"}})),
+			actualRole:             aggregatedRole(aggregationrule([]map[string]string{{"alpha": "bravo"}})),
+			removeExtraPermissions: false,
+
+			expectedReconciledRole:       aggregatedRole(aggregationrule([]map[string]string{{"alpha": "bravo"}, {"foo": "bar"}})),
+			expectedReconciliationNeeded: true,
+		},
+	}
+
+	for k, tc := range tests {
+		actualRole := ClusterRoleRuleOwner{ClusterRole: tc.actualRole}
+		expectedRole := ClusterRoleRuleOwner{ClusterRole: tc.expectedRole}
+		result, err := computeReconciledRole(actualRole, expectedRole, tc.removeExtraPermissions)
+		if err != nil {
+			t.Errorf("%s: %v", k, err)
+			continue
+		}
+		reconciliationNeeded := result.Operation != ReconcileNone
+		if reconciliationNeeded != tc.expectedReconciliationNeeded {
+			t.Errorf("%s: Expected\n\t%v\ngot\n\t%v", k, tc.expectedReconciliationNeeded, reconciliationNeeded)
+			continue
+		}
+		if reconciliationNeeded && !helper.Semantic.DeepEqual(result.Role.(ClusterRoleRuleOwner).ClusterRole, tc.expectedReconciledRole) {
+			t.Errorf("%s: %v", k, diff.ObjectDiff(tc.expectedReconciledRole, result.Role.(ClusterRoleRuleOwner).ClusterRole))
+		}
+	}
+}

pkg/registry/rbac/reconciliation/role_interfaces.go

@@ -69,6 +69,13 @@ func (o RoleRuleOwner) SetRules(in []rbac.PolicyRule) {
 	o.Role.Rules = in
 }
 
+func (o RoleRuleOwner) GetAggregationRule() *rbac.AggregationRule {
+	return nil
+}
+
+func (o RoleRuleOwner) SetAggregationRule(in *rbac.AggregationRule) {
+}
+
 type RoleModifier struct {
 	Client          internalversion.RolesGetter
 	NamespaceClient core.NamespaceInterface

pkg/registry/rbac/rest/BUILD

@@ -33,6 +33,7 @@ go_library(
         "//vendor/k8s.io/api/rbac/v1:go_default_library",
         "//vendor/k8s.io/api/rbac/v1alpha1:go_default_library",
         "//vendor/k8s.io/api/rbac/v1beta1:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/api/errors:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/runtime/schema:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/util/runtime:go_default_library",

pkg/registry/rbac/rest/storage_rbac.go

@@ -26,6 +26,7 @@ import (
 	rbacapiv1 "k8s.io/api/rbac/v1"
 	rbacapiv1alpha1 "k8s.io/api/rbac/v1alpha1"
 	rbacapiv1beta1 "k8s.io/api/rbac/v1beta1"
+	apierrors "k8s.io/apimachinery/pkg/api/errors"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/runtime/schema"
 	utilruntime "k8s.io/apimachinery/pkg/util/runtime"
@@ -134,10 +135,11 @@ func (p RESTStorageProvider) storage(version schema.GroupVersion, apiResourceCon
 
 func (p RESTStorageProvider) PostStartHook() (string, genericapiserver.PostStartHookFunc, error) {
 	policy := &PolicyData{
-		ClusterRoles:        append(bootstrappolicy.ClusterRoles(), bootstrappolicy.ControllerRoles()...),
-		ClusterRoleBindings: append(bootstrappolicy.ClusterRoleBindings(), bootstrappolicy.ControllerRoleBindings()...),
-		Roles:               bootstrappolicy.NamespaceRoles(),
-		RoleBindings:        bootstrappolicy.NamespaceRoleBindings(),
+		ClusterRoles:            append(bootstrappolicy.ClusterRoles(), bootstrappolicy.ControllerRoles()...),
+		ClusterRoleBindings:     append(bootstrappolicy.ClusterRoleBindings(), bootstrappolicy.ControllerRoleBindings()...),
+		Roles:                   bootstrappolicy.NamespaceRoles(),
+		RoleBindings:            bootstrappolicy.NamespaceRoleBindings(),
+		ClusterRolesToAggregate: bootstrappolicy.ClusterRolesToAggregate(),
 	}
 	return PostStartHookName, policy.EnsureRBACPolicy(), nil
 }
@@ -147,6 +149,8 @@ type PolicyData struct {
 	ClusterRoleBindings []rbac.ClusterRoleBinding
 	Roles               map[string][]rbac.Role
 	RoleBindings        map[string][]rbac.RoleBinding
+	// ClusterRolesToAggregate maps from previous clusterrole name to the new clusterrole name
+	ClusterRolesToAggregate map[string]string
 }
 
 func (p *PolicyData) EnsureRBACPolicy() genericapiserver.PostStartHookFunc {
@@ -176,6 +180,13 @@ func (p *PolicyData) EnsureRBACPolicy() genericapiserver.PostStartHookFunc {
 				return false, nil
 			}
 
+			// if the new cluster roles to aggregate do not yet exist, then we need to copy the old roles if they don't exist
+			// in new locations
+			if err := primeAggregatedClusterRoles(p.ClusterRolesToAggregate, clientset); err != nil {
+				utilruntime.HandleError(fmt.Errorf("unable to prime aggregated clusterroles: %v", err))
+				return false, nil
+			}
+
 			// ensure bootstrap roles are created or reconciled
 			for _, clusterRole := range p.ClusterRoles {
 				opts := reconciliation.ReconcileRoleOptions{
@@ -310,3 +321,32 @@ func (p *PolicyData) EnsureRBACPolicy() genericapiserver.PostStartHookFunc {
 func (p RESTStorageProvider) GroupName() string {
 	return rbac.GroupName
 }
+
+// primeAggregatedClusterRoles copies roles that have transitioned to aggregated roles and may need to pick up changes
+// that were done to the legacy roles.
+func primeAggregatedClusterRoles(clusterRolesToAggregate map[string]string, clusterRoleClient rbacclient.ClusterRolesGetter) error {
+	for oldName, newName := range clusterRolesToAggregate {
+		_, err := clusterRoleClient.ClusterRoles().Get(newName, metav1.GetOptions{})
+		if err == nil {
+			continue
+		}
+		if !apierrors.IsNotFound(err) {
+			return err
+		}
+
+		existingRole, err := clusterRoleClient.ClusterRoles().Get(oldName, metav1.GetOptions{})
+		if apierrors.IsNotFound(err) {
+			continue
+		}
+		if err != nil {
+			return err
+		}
+		glog.V(1).Infof("migrating %v to %v", existingRole.Name, newName)
+		existingRole.Name = newName
+		if _, err := clusterRoleClient.ClusterRoles().Create(existingRole); err != nil && !apierrors.IsAlreadyExists(err) {
+			return err
+		}
+	}
+
+	return nil
+}

plugin/pkg/auth/authorizer/rbac/bootstrappolicy/controller_policy.go

@@ -68,6 +68,14 @@ func buildControllerRoles() ([]rbac.ClusterRole, []rbac.ClusterRoleBinding) {
 			eventsRule(),
 		},
 	})
+	addControllerRole(&controllerRoles, &controllerRoleBindings, rbac.ClusterRole{
+		ObjectMeta: metav1.ObjectMeta{Name: saRolePrefix + "clusterrole-aggregation-controller"},
+		Rules: []rbac.PolicyRule{
+			// this controller must have full permissions to allow it to mutate any role in any way
+			rbac.NewRule("*").Groups("*").Resources("*").RuleOrDie(),
+			rbac.NewRule("*").URLs("*").RuleOrDie(),
+		},
+	})
 	addControllerRole(&controllerRoles, &controllerRoleBindings, rbac.ClusterRole{
 		ObjectMeta: metav1.ObjectMeta{Name: saRolePrefix + "cronjob-controller"},
 		Rules: []rbac.PolicyRule{

plugin/pkg/auth/authorizer/rbac/bootstrappolicy/controller_policy_test.go

@@ -32,6 +32,7 @@ var rolesWithAllowStar = sets.NewString(
 	saRolePrefix+"generic-garbage-collector",
 	saRolePrefix+"resourcequota-controller",
 	saRolePrefix+"horizontal-pod-autoscaler",
+	saRolePrefix+"clusterrole-aggregation-controller",
 )
 
 // TestNoStarsForControllers confirms that no controller role has star verbs, groups,

plugin/pkg/auth/authorizer/rbac/bootstrappolicy/policy.go

@@ -176,6 +176,30 @@ func ClusterRoles() []rbac.ClusterRole {
 		{
 			// a role for a namespace level admin.  It is `edit` plus the power to grant permissions to other users.
 			ObjectMeta: metav1.ObjectMeta{Name: "admin"},
+			AggregationRule: &rbac.AggregationRule{
+				ClusterRoleSelectors: []metav1.LabelSelector{{MatchLabels: map[string]string{"rbac.authorization.k8s.io/aggregate-to-admin": "true"}}},
+			},
+		},
+		{
+			// a role for a namespace level editor.  It grants access to all user level actions in a namespace.
+			// It does not grant powers for "privileged" resources which are domain of the system: `/status`
+			// subresources or `quota`/`limits` which are used to control namespaces
+			ObjectMeta: metav1.ObjectMeta{Name: "edit"},
+			AggregationRule: &rbac.AggregationRule{
+				ClusterRoleSelectors: []metav1.LabelSelector{{MatchLabels: map[string]string{"rbac.authorization.k8s.io/aggregate-to-edit": "true"}}},
+			},
+		},
+		{
+			// a role for namespace level viewing.  It grants Read-only access to non-escalating resources in
+			// a namespace.
+			ObjectMeta: metav1.ObjectMeta{Name: "view"},
+			AggregationRule: &rbac.AggregationRule{
+				ClusterRoleSelectors: []metav1.LabelSelector{{MatchLabels: map[string]string{"rbac.authorization.k8s.io/aggregate-to-view": "true"}}},
+			},
+		},
+		{
+			// a role for a namespace level admin.  It is `edit` plus the power to grant permissions to other users.
+			ObjectMeta: metav1.ObjectMeta{Name: "system:aggregate-to-admin", Labels: map[string]string{"rbac.authorization.k8s.io/aggregate-to-admin": "true"}},
 			Rules: []rbac.PolicyRule{
 				rbac.NewRule(ReadWrite...).Groups(legacyGroup).Resources("pods", "pods/attach", "pods/proxy", "pods/exec", "pods/portforward").RuleOrDie(),
 				rbac.NewRule(ReadWrite...).Groups(legacyGroup).Resources("replicationcontrollers", "replicationcontrollers/scale", "serviceaccounts",
@@ -211,7 +235,7 @@ func ClusterRoles() []rbac.ClusterRole {
 			// a role for a namespace level editor.  It grants access to all user level actions in a namespace.
 			// It does not grant powers for "privileged" resources which are domain of the system: `/status`
 			// subresources or `quota`/`limits` which are used to control namespaces
-			ObjectMeta: metav1.ObjectMeta{Name: "edit"},
+			ObjectMeta: metav1.ObjectMeta{Name: "system:aggregate-to-edit", Labels: map[string]string{"rbac.authorization.k8s.io/aggregate-to-edit": "true"}},
 			Rules: []rbac.PolicyRule{
 				rbac.NewRule(ReadWrite...).Groups(legacyGroup).Resources("pods", "pods/attach", "pods/proxy", "pods/exec", "pods/portforward").RuleOrDie(),
 				rbac.NewRule(ReadWrite...).Groups(legacyGroup).Resources("replicationcontrollers", "replicationcontrollers/scale", "serviceaccounts",
@@ -242,7 +266,7 @@ func ClusterRoles() []rbac.ClusterRole {
 		{
 			// a role for namespace level viewing.  It grants Read-only access to non-escalating resources in
 			// a namespace.
-			ObjectMeta: metav1.ObjectMeta{Name: "view"},
+			ObjectMeta: metav1.ObjectMeta{Name: "system:aggregate-to-view", Labels: map[string]string{"rbac.authorization.k8s.io/aggregate-to-view": "true"}},
 			Rules: []rbac.PolicyRule{
 				rbac.NewRule(Read...).Groups(legacyGroup).Resources("pods", "replicationcontrollers", "replicationcontrollers/scale", "serviceaccounts",
 					"services", "endpoints", "persistentvolumeclaims", "configmaps").RuleOrDie(),
@@ -444,3 +468,11 @@ func ClusterRoleBindings() []rbac.ClusterRoleBinding {
 
 	return rolebindings
 }
+
+func ClusterRolesToAggregate() map[string]string {
+	return map[string]string{
+		"admin": "system:aggregate-to-admin",
+		"edit":  "system:aggregate-to-edit",
+		"view":  "system:aggregate-to-view",
+	}
+}

plugin/pkg/auth/authorizer/rbac/bootstrappolicy/policy_test.go

@@ -53,11 +53,11 @@ func getSemanticRoles(roles []rbac.ClusterRole) semanticRoles {
 	for i := range roles {
 		role := roles[i]
 		switch role.Name {
-		case "admin":
+		case "system:aggregate-to-admin":
 			ret.admin = &role
-		case "edit":
+		case "system:aggregate-to-edit":
 			ret.edit = &role
-		case "view":
+		case "system:aggregate-to-view":
 			ret.view = &role
 		}
 	}
@@ -319,8 +319,9 @@ func TestClusterRoleLabel(t *testing.T) {
 		if err != nil {
 			t.Fatalf("unexpected error: %v", err)
 		}
-		if got, want := accessor.GetLabels(), map[string]string{"kubernetes.io/bootstrapping": "rbac-defaults"}; !reflect.DeepEqual(got, want) {
-			t.Errorf("ClusterRole: %s GetLabels() = %s, want %s", accessor.GetName(), got, want)
+
+		if accessor.GetLabels()["kubernetes.io/bootstrapping"] != "rbac-defaults" {
+			t.Errorf("ClusterRole: %s GetLabels() = %s, want %s", accessor.GetName(), accessor.GetLabels(), map[string]string{"kubernetes.io/bootstrapping": "rbac-defaults"})
 		}
 	}
 

plugin/pkg/auth/authorizer/rbac/bootstrappolicy/testdata/cluster-roles.yaml

@@ -1,6 +1,10 @@
 apiVersion: v1
 items:
-- apiVersion: rbac.authorization.k8s.io/v1
+- aggregationRule:
+    clusterRoleSelectors:
+    - matchLabels:
+        rbac.authorization.k8s.io/aggregate-to-admin: "true"
+  apiVersion: rbac.authorization.k8s.io/v1
   kind: ClusterRole
   metadata:
     annotations:
@@ -9,6 +13,51 @@ items:
     labels:
       kubernetes.io/bootstrapping: rbac-defaults
     name: admin
+  rules: null
+- apiVersion: rbac.authorization.k8s.io/v1
+  kind: ClusterRole
+  metadata:
+    annotations:
+      rbac.authorization.kubernetes.io/autoupdate: "true"
+    creationTimestamp: null
+    labels:
+      kubernetes.io/bootstrapping: rbac-defaults
+    name: cluster-admin
+  rules:
+  - apiGroups:
+    - '*'
+    resources:
+    - '*'
+    verbs:
+    - '*'
+  - nonResourceURLs:
+    - '*'
+    verbs:
+    - '*'
+- aggregationRule:
+    clusterRoleSelectors:
+    - matchLabels:
+        rbac.authorization.k8s.io/aggregate-to-edit: "true"
+  apiVersion: rbac.authorization.k8s.io/v1
+  kind: ClusterRole
+  metadata:
+    annotations:
+      rbac.authorization.kubernetes.io/autoupdate: "true"
+    creationTimestamp: null
+    labels:
+      kubernetes.io/bootstrapping: rbac-defaults
+    name: edit
+  rules: null
+- apiVersion: rbac.authorization.k8s.io/v1
+  kind: ClusterRole
+  metadata:
+    annotations:
+      rbac.authorization.kubernetes.io/autoupdate: "true"
+    creationTimestamp: null
+    labels:
+      kubernetes.io/bootstrapping: rbac-defaults
+      rbac.authorization.k8s.io/aggregate-to-admin: "true"
+    name: system:aggregate-to-admin
   rules:
   - apiGroups:
     - ""
@@ -185,27 +234,8 @@ items:
     creationTimestamp: null
     labels:
       kubernetes.io/bootstrapping: rbac-defaults
-    name: cluster-admin
-  rules:
-  - apiGroups:
-    - '*'
-    resources:
-    - '*'
-    verbs:
-    - '*'
-  - nonResourceURLs:
-    - '*'
-    verbs:
-    - '*'
-- apiVersion: rbac.authorization.k8s.io/v1
-  kind: ClusterRole
-  metadata:
-    annotations:
-      rbac.authorization.kubernetes.io/autoupdate: "true"
-    creationTimestamp: null
-    labels:
-      kubernetes.io/bootstrapping: rbac-defaults
-    name: edit
+      rbac.authorization.k8s.io/aggregate-to-edit: "true"
+    name: system:aggregate-to-edit
   rules:
   - apiGroups:
     - ""
@@ -354,6 +384,108 @@ items:
     - patch
     - update
     - watch
+- apiVersion: rbac.authorization.k8s.io/v1
+  kind: ClusterRole
+  metadata:
+    annotations:
+      rbac.authorization.kubernetes.io/autoupdate: "true"
+    creationTimestamp: null
+    labels:
+      kubernetes.io/bootstrapping: rbac-defaults
+      rbac.authorization.k8s.io/aggregate-to-view: "true"
+    name: system:aggregate-to-view
+  rules:
+  - apiGroups:
+    - ""
+    resources:
+    - configmaps
+    - endpoints
+    - persistentvolumeclaims
+    - pods
+    - replicationcontrollers
+    - replicationcontrollers/scale
+    - serviceaccounts
+    - services
+    verbs:
+    - get
+    - list
+    - watch
+  - apiGroups:
+    - ""
+    resources:
+    - bindings
+    - events
+    - limitranges
+    - namespaces/status
+    - pods/log
+    - pods/status
+    - replicationcontrollers/status
+    - resourcequotas
+    - resourcequotas/status
+    verbs:
+    - get
+    - list
+    - watch
+  - apiGroups:
+    - ""
+    resources:
+    - namespaces
+    verbs:
+    - get
+    - list
+    - watch
+  - apiGroups:
+    - apps
+    resources:
+    - daemonsets
+    - deployments
+    - deployments/scale
+    - replicasets
+    - replicasets/scale
+    - statefulsets
+    verbs:
+    - get
+    - list
+    - watch
+  - apiGroups:
+    - autoscaling
+    resources:
+    - horizontalpodautoscalers
+    verbs:
+    - get
+    - list
+    - watch
+  - apiGroups:
+    - batch
+    resources:
+    - cronjobs
+    - jobs
+    verbs:
+    - get
+    - list
+    - watch
+  - apiGroups:
+    - extensions
+    resources:
+    - daemonsets
+    - deployments
+    - deployments/scale
+    - ingresses
+    - replicasets
+    - replicasets/scale
+    - replicationcontrollers/scale
+    verbs:
+    - get
+    - list
+    - watch
+  - apiGroups:
+    - policy
+    resources:
+    - poddisruptionbudgets
+    verbs:
+    - get
+    - list
+    - watch
 - apiVersion: rbac.authorization.k8s.io/v1
   kind: ClusterRole
   metadata:
@@ -935,7 +1067,11 @@ items:
     - create
     - patch
     - update
-- apiVersion: rbac.authorization.k8s.io/v1
+- aggregationRule:
+    clusterRoleSelectors:
+    - matchLabels:
+        rbac.authorization.k8s.io/aggregate-to-view: "true"
+  apiVersion: rbac.authorization.k8s.io/v1
   kind: ClusterRole
   metadata:
     annotations:
@@ -944,97 +1080,6 @@ items:
     labels:
       kubernetes.io/bootstrapping: rbac-defaults
     name: view
-  rules:
-  - apiGroups:
-    - ""
-    resources:
-    - configmaps
-    - endpoints
-    - persistentvolumeclaims
-    - pods
-    - replicationcontrollers
-    - replicationcontrollers/scale
-    - serviceaccounts
-    - services
-    verbs:
-    - get
-    - list
-    - watch
-  - apiGroups:
-    - ""
-    resources:
-    - bindings
-    - events
-    - limitranges
-    - namespaces/status
-    - pods/log
-    - pods/status
-    - replicationcontrollers/status
-    - resourcequotas
-    - resourcequotas/status
-    verbs:
-    - get
-    - list
-    - watch
-  - apiGroups:
-    - ""
-    resources:
-    - namespaces
-    verbs:
-    - get
-    - list
-    - watch
-  - apiGroups:
-    - apps
-    resources:
-    - daemonsets
-    - deployments
-    - deployments/scale
-    - replicasets
-    - replicasets/scale
-    - statefulsets
-    verbs:
-    - get
-    - list
-    - watch
-  - apiGroups:
-    - autoscaling
-    resources:
-    - horizontalpodautoscalers
-    verbs:
-    - get
-    - list
-    - watch
-  - apiGroups:
-    - batch
-    resources:
-    - cronjobs
-    - jobs
-    verbs:
-    - get
-    - list
-    - watch
-  - apiGroups:
-    - extensions
-    resources:
-    - daemonsets
-    - deployments
-    - deployments/scale
-    - ingresses
-    - replicasets
-    - replicasets/scale
-    - replicationcontrollers/scale
-    verbs:
-    - get
-    - list
-    - watch
-  - apiGroups:
-    - policy
-    resources:
-    - poddisruptionbudgets
-    verbs:
-    - get
-    - list
-    - watch
+  rules: null
 kind: List
 metadata: {}

plugin/pkg/auth/authorizer/rbac/bootstrappolicy/testdata/controller-role-bindings.yaml

@@ -34,6 +34,23 @@ items:
   - kind: ServiceAccount
     name: certificate-controller
     namespace: kube-system
+- apiVersion: rbac.authorization.k8s.io/v1
+  kind: ClusterRoleBinding
+  metadata:
+    annotations:
+      rbac.authorization.kubernetes.io/autoupdate: "true"
+    creationTimestamp: null
+    labels:
+      kubernetes.io/bootstrapping: rbac-defaults
+    name: system:controller:clusterrole-aggregation-controller
+  roleRef:
+    apiGroup: rbac.authorization.k8s.io
+    kind: ClusterRole
+    name: system:controller:clusterrole-aggregation-controller
+  subjects:
+  - kind: ServiceAccount
+    name: clusterrole-aggregation-controller
+    namespace: kube-system
 - apiVersion: rbac.authorization.k8s.io/v1
   kind: ClusterRoleBinding
   metadata:

plugin/pkg/auth/authorizer/rbac/bootstrappolicy/testdata/controller-roles.yaml

@@ -87,6 +87,26 @@ items:
     - create
     - patch
     - update
+- apiVersion: rbac.authorization.k8s.io/v1
+  kind: ClusterRole
+  metadata:
+    annotations:
+      rbac.authorization.kubernetes.io/autoupdate: "true"
+    creationTimestamp: null
+    labels:
+      kubernetes.io/bootstrapping: rbac-defaults
+    name: system:controller:clusterrole-aggregation-controller
+  rules:
+  - apiGroups:
+    - '*'
+    resources:
+    - '*'
+    verbs:
+    - '*'
+  - nonResourceURLs:
+    - '*'
+    verbs:
+    - '*'
 - apiVersion: rbac.authorization.k8s.io/v1
   kind: ClusterRole
   metadata:

staging/src/k8s.io/api/rbac/v1/generated.pb.go

@@ -25,6 +25,7 @@ limitations under the License.
 		k8s.io/kubernetes/vendor/k8s.io/api/rbac/v1/generated.proto
 
 	It has these top-level messages:
+		AggregationRule
 		ClusterRole
 		ClusterRoleBinding
 		ClusterRoleBindingList
@@ -43,6 +44,8 @@ import proto "github.com/gogo/protobuf/proto"
 import fmt "fmt"
 import math "math"
 
+import k8s_io_apimachinery_pkg_apis_meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+
 import strings "strings"
 import reflect "reflect"
 
@@ -59,51 +62,56 @@ var _ = math.Inf
 // proto package needs to be updated.
 const _ = proto.GoGoProtoPackageIsVersion2 // please upgrade the proto package
 
+func (m *AggregationRule) Reset()                    { *m = AggregationRule{} }
+func (*AggregationRule) ProtoMessage()               {}
+func (*AggregationRule) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{0} }
+
 func (m *ClusterRole) Reset()                    { *m = ClusterRole{} }
 func (*ClusterRole) ProtoMessage()               {}
-func (*ClusterRole) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{0} }
+func (*ClusterRole) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{1} }
 
 func (m *ClusterRoleBinding) Reset()                    { *m = ClusterRoleBinding{} }
 func (*ClusterRoleBinding) ProtoMessage()               {}
-func (*ClusterRoleBinding) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{1} }
+func (*ClusterRoleBinding) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{2} }
 
 func (m *ClusterRoleBindingList) Reset()                    { *m = ClusterRoleBindingList{} }
 func (*ClusterRoleBindingList) ProtoMessage()               {}
-func (*ClusterRoleBindingList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{2} }
+func (*ClusterRoleBindingList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{3} }
 
 func (m *ClusterRoleList) Reset()                    { *m = ClusterRoleList{} }
 func (*ClusterRoleList) ProtoMessage()               {}
-func (*ClusterRoleList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{3} }
+func (*ClusterRoleList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{4} }
 
 func (m *PolicyRule) Reset()                    { *m = PolicyRule{} }
 func (*PolicyRule) ProtoMessage()               {}
-func (*PolicyRule) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{4} }
+func (*PolicyRule) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{5} }
 
 func (m *Role) Reset()                    { *m = Role{} }
 func (*Role) ProtoMessage()               {}
-func (*Role) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{5} }
+func (*Role) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{6} }
 
 func (m *RoleBinding) Reset()                    { *m = RoleBinding{} }
 func (*RoleBinding) ProtoMessage()               {}
-func (*RoleBinding) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{6} }
+func (*RoleBinding) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{7} }
 
 func (m *RoleBindingList) Reset()                    { *m = RoleBindingList{} }
 func (*RoleBindingList) ProtoMessage()               {}
-func (*RoleBindingList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{7} }
+func (*RoleBindingList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{8} }
 
 func (m *RoleList) Reset()                    { *m = RoleList{} }
 func (*RoleList) ProtoMessage()               {}
-func (*RoleList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{8} }
+func (*RoleList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{9} }
 
 func (m *RoleRef) Reset()                    { *m = RoleRef{} }
 func (*RoleRef) ProtoMessage()               {}
-func (*RoleRef) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{9} }
+func (*RoleRef) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{10} }
 
 func (m *Subject) Reset()                    { *m = Subject{} }
 func (*Subject) ProtoMessage()               {}
-func (*Subject) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{10} }
+func (*Subject) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{11} }
 
 func init() {
+	proto.RegisterType((*AggregationRule)(nil), "k8s.io.api.rbac.v1.AggregationRule")
 	proto.RegisterType((*ClusterRole)(nil), "k8s.io.api.rbac.v1.ClusterRole")
 	proto.RegisterType((*ClusterRoleBinding)(nil), "k8s.io.api.rbac.v1.ClusterRoleBinding")
 	proto.RegisterType((*ClusterRoleBindingList)(nil), "k8s.io.api.rbac.v1.ClusterRoleBindingList")
@@ -116,6 +124,36 @@ func init() {
 	proto.RegisterType((*RoleRef)(nil), "k8s.io.api.rbac.v1.RoleRef")
 	proto.RegisterType((*Subject)(nil), "k8s.io.api.rbac.v1.Subject")
 }
+func (m *AggregationRule) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalTo(dAtA)
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *AggregationRule) MarshalTo(dAtA []byte) (int, error) {
+	var i int
+	_ = i
+	var l int
+	_ = l
+	if len(m.ClusterRoleSelectors) > 0 {
+		for _, msg := range m.ClusterRoleSelectors {
+			dAtA[i] = 0xa
+			i++
+			i = encodeVarintGenerated(dAtA, i, uint64(msg.Size()))
+			n, err := msg.MarshalTo(dAtA[i:])
+			if err != nil {
+				return 0, err
+			}
+			i += n
+		}
+	}
+	return i, nil
+}
+
 func (m *ClusterRole) Marshal() (dAtA []byte, err error) {
 	size := m.Size()
 	dAtA = make([]byte, size)
@@ -151,6 +189,16 @@ func (m *ClusterRole) MarshalTo(dAtA []byte) (int, error) {
 			i += n
 		}
 	}
+	if m.AggregationRule != nil {
+		dAtA[i] = 0x1a
+		i++
+		i = encodeVarintGenerated(dAtA, i, uint64(m.AggregationRule.Size()))
+		n2, err := m.AggregationRule.MarshalTo(dAtA[i:])
+		if err != nil {
+			return 0, err
+		}
+		i += n2
+	}
 	return i, nil
 }
 
@@ -172,11 +220,11 @@ func (m *ClusterRoleBinding) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.ObjectMeta.Size()))
-	n2, err := m.ObjectMeta.MarshalTo(dAtA[i:])
+	n3, err := m.ObjectMeta.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n2
+	i += n3
 	if len(m.Subjects) > 0 {
 		for _, msg := range m.Subjects {
 			dAtA[i] = 0x12
@@ -192,11 +240,11 @@ func (m *ClusterRoleBinding) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0x1a
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.RoleRef.Size()))
-	n3, err := m.RoleRef.MarshalTo(dAtA[i:])
+	n4, err := m.RoleRef.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n3
+	i += n4
 	return i, nil
 }
 
@@ -218,11 +266,11 @@ func (m *ClusterRoleBindingList) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.ListMeta.Size()))
-	n4, err := m.ListMeta.MarshalTo(dAtA[i:])
+	n5, err := m.ListMeta.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n4
+	i += n5
 	if len(m.Items) > 0 {
 		for _, msg := range m.Items {
 			dAtA[i] = 0x12
@@ -256,11 +304,11 @@ func (m *ClusterRoleList) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.ListMeta.Size()))
-	n5, err := m.ListMeta.MarshalTo(dAtA[i:])
+	n6, err := m.ListMeta.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n5
+	i += n6
 	if len(m.Items) > 0 {
 		for _, msg := range m.Items {
 			dAtA[i] = 0x12
@@ -387,11 +435,11 @@ func (m *Role) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.ObjectMeta.Size()))
-	n6, err := m.ObjectMeta.MarshalTo(dAtA[i:])
+	n7, err := m.ObjectMeta.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n6
+	i += n7
 	if len(m.Rules) > 0 {
 		for _, msg := range m.Rules {
 			dAtA[i] = 0x12
@@ -425,11 +473,11 @@ func (m *RoleBinding) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.ObjectMeta.Size()))
-	n7, err := m.ObjectMeta.MarshalTo(dAtA[i:])
+	n8, err := m.ObjectMeta.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n7
+	i += n8
 	if len(m.Subjects) > 0 {
 		for _, msg := range m.Subjects {
 			dAtA[i] = 0x12
@@ -445,11 +493,11 @@ func (m *RoleBinding) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0x1a
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.RoleRef.Size()))
-	n8, err := m.RoleRef.MarshalTo(dAtA[i:])
+	n9, err := m.RoleRef.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n8
+	i += n9
 	return i, nil
 }
 
@@ -471,11 +519,11 @@ func (m *RoleBindingList) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.ListMeta.Size()))
-	n9, err := m.ListMeta.MarshalTo(dAtA[i:])
+	n10, err := m.ListMeta.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n9
+	i += n10
 	if len(m.Items) > 0 {
 		for _, msg := range m.Items {
 			dAtA[i] = 0x12
@@ -509,11 +557,11 @@ func (m *RoleList) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.ListMeta.Size()))
-	n10, err := m.ListMeta.MarshalTo(dAtA[i:])
+	n11, err := m.ListMeta.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n10
+	i += n11
 	if len(m.Items) > 0 {
 		for _, msg := range m.Items {
 			dAtA[i] = 0x12
@@ -620,6 +668,18 @@ func encodeVarintGenerated(dAtA []byte, offset int, v uint64) int {
 	dAtA[offset] = uint8(v)
 	return offset + 1
 }
+func (m *AggregationRule) Size() (n int) {
+	var l int
+	_ = l
+	if len(m.ClusterRoleSelectors) > 0 {
+		for _, e := range m.ClusterRoleSelectors {
+			l = e.Size()
+			n += 1 + l + sovGenerated(uint64(l))
+		}
+	}
+	return n
+}
+
 func (m *ClusterRole) Size() (n int) {
 	var l int
 	_ = l
@@ -631,6 +691,10 @@ func (m *ClusterRole) Size() (n int) {
 			n += 1 + l + sovGenerated(uint64(l))
 		}
 	}
+	if m.AggregationRule != nil {
+		l = m.AggregationRule.Size()
+		n += 1 + l + sovGenerated(uint64(l))
+	}
 	return n
 }
 
@@ -811,6 +875,16 @@ func sovGenerated(x uint64) (n int) {
 func sozGenerated(x uint64) (n int) {
 	return sovGenerated(uint64((x << 1) ^ uint64((int64(x) >> 63))))
 }
+func (this *AggregationRule) String() string {
+	if this == nil {
+		return "nil"
+	}
+	s := strings.Join([]string{`&AggregationRule{`,
+		`ClusterRoleSelectors:` + strings.Replace(strings.Replace(fmt.Sprintf("%v", this.ClusterRoleSelectors), "LabelSelector", "k8s_io_apimachinery_pkg_apis_meta_v1.LabelSelector", 1), `&`, ``, 1) + `,`,
+		`}`,
+	}, "")
+	return s
+}
 func (this *ClusterRole) String() string {
 	if this == nil {
 		return "nil"
@@ -818,6 +892,7 @@ func (this *ClusterRole) String() string {
 	s := strings.Join([]string{`&ClusterRole{`,
 		`ObjectMeta:` + strings.Replace(strings.Replace(this.ObjectMeta.String(), "ObjectMeta", "k8s_io_apimachinery_pkg_apis_meta_v1.ObjectMeta", 1), `&`, ``, 1) + `,`,
 		`Rules:` + strings.Replace(strings.Replace(fmt.Sprintf("%v", this.Rules), "PolicyRule", "PolicyRule", 1), `&`, ``, 1) + `,`,
+		`AggregationRule:` + strings.Replace(fmt.Sprintf("%v", this.AggregationRule), "AggregationRule", "AggregationRule", 1) + `,`,
 		`}`,
 	}, "")
 	return s
@@ -948,6 +1023,87 @@ func valueToStringGenerated(v interface{}) string {
 	pv := reflect.Indirect(rv).Interface()
 	return fmt.Sprintf("*%v", pv)
 }
+func (m *AggregationRule) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowGenerated
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= (uint64(b) & 0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: AggregationRule: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: AggregationRule: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field ClusterRoleSelectors", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + msglen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.ClusterRoleSelectors = append(m.ClusterRoleSelectors, k8s_io_apimachinery_pkg_apis_meta_v1.LabelSelector{})
+			if err := m.ClusterRoleSelectors[len(m.ClusterRoleSelectors)-1].Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipGenerated(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if skippy < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
 func (m *ClusterRole) Unmarshal(dAtA []byte) error {
 	l := len(dAtA)
 	iNdEx := 0
@@ -1038,6 +1194,39 @@ func (m *ClusterRole) Unmarshal(dAtA []byte) error {
 				return err
 			}
 			iNdEx = postIndex
+		case 3:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field AggregationRule", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + msglen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if m.AggregationRule == nil {
+				m.AggregationRule = &AggregationRule{}
+			}
+			if err := m.AggregationRule.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
 			skippy, err := skipGenerated(dAtA[iNdEx:])
@@ -2504,52 +2693,57 @@ func init() {
 }
 
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-	0xcf, 0x0f, 0x0d, 0xf1, 0xdc, 0x96, 0x3b, 0x2d, 0x2e, 0xf2, 0xdc, 0xce, 0x1f, 0x13, 0x9f, 0x00,
-	0x2c, 0x2f, 0x69, 0x3e, 0x6c, 0x4c, 0x1b, 0xd6, 0x16, 0x1a, 0x9e, 0xef, 0xf4, 0x2d, 0x4c, 0xbb,
-	0xae, 0x5e, 0x87, 0xe5, 0xf4, 0x4d, 0x4b, 0x9f, 0x4a, 0xb6, 0x6f, 0xfa, 0xec, 0xd1, 0x98, 0x50,
-	0x1b, 0xb0, 0xd8, 0x27, 0x5e, 0x57, 0xcb, 0x4b, 0xf2, 0xbf, 0x84, 0x2c, 0x6e, 0x13, 0xaf, 0x8b,
-	0x64, 0x46, 0x10, 0x9e, 0xed, 0x62, 0x79, 0x03, 0x26, 0x08, 0xf1, 0x9a, 0x91, 0xcc, 0x34, 0x3f,
-	0x03, 0xb8, 0x92, 0xdc, 0x9e, 0x71, 0x3d, 0xb0, 0xb0, 0xde, 0xa4, 0xbf, 0xfc, 0x45, 0xfc, 0xfd,
-	0x79, 0x77, 0xd5, 0x84, 0x8a, 0xf8, 0x65, 0x81, 0xed, 0x60, 0xad, 0x28, 0xb1, 0xd5, 0x04, 0x53,
-	0x76, 0xd3, 0x04, 0xca, 0x18, 0xab, 0x75, 0x74, 0xaa, 0xe7, 0x8e, 0x4f, 0xf5, 0xdc, 0xc9, 0xa9,
-	0x9e, 0x7b, 0x17, 0xe9, 0xe0, 0x28, 0xd2, 0xc1, 0x71, 0xa4, 0x83, 0x93, 0x48, 0x07, 0x3f, 0x22,
-	0x1d, 0x7c, 0xfc, 0xa9, 0xe7, 0x5e, 0xe6, 0x87, 0xed, 0xdf, 0x01, 0x00, 0x00, 0xff, 0xff, 0x66,
-	0x92, 0x08, 0x1d, 0x04, 0x0a, 0x00, 0x00,
+	// 827 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe4, 0x55, 0xcf, 0x8b, 0x23, 0x45,
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+	0xa0, 0x76, 0x9b, 0x5d, 0x51, 0x41, 0xf6, 0xb0, 0xbd, 0xa2, 0x0c, 0x3b, 0x8e, 0x4b, 0x2d, 0x7a,
+	0x10, 0x0f, 0x56, 0x77, 0x6a, 0x3b, 0x65, 0xfa, 0x17, 0x55, 0xd5, 0x81, 0xc5, 0x8b, 0x08, 0x1e,
+	0xbc, 0x79, 0xd4, 0xbf, 0xc0, 0x8b, 0x1e, 0xfd, 0x0b, 0xbc, 0xcc, 0x71, 0x8f, 0x7b, 0x0a, 0x4e,
+	0xfb, 0x87, 0x28, 0xfd, 0x2b, 0x9d, 0xa4, 0x3b, 0x4e, 0x4e, 0x01, 0xf1, 0x34, 0x53, 0xdf, 0xf7,
+	0xde, 0xfb, 0x5e, 0xbf, 0xa9, 0xaf, 0x06, 0x7e, 0xb0, 0x78, 0x5f, 0x18, 0x2c, 0x34, 0x17, 0xb1,
+	0x4d, 0x79, 0x40, 0x25, 0x15, 0xe6, 0x92, 0x06, 0xb3, 0x90, 0x9b, 0x45, 0x83, 0x44, 0xcc, 0xe4,
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+	0xb6, 0xe1, 0x84, 0xbe, 0xe9, 0x86, 0x6e, 0x68, 0x66, 0x50, 0x3b, 0x7e, 0x92, 0x9d, 0xb2, 0x43,
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+	0xd2, 0x27, 0xce, 0x9c, 0x05, 0x94, 0x3f, 0x35, 0xa3, 0x85, 0x9b, 0x16, 0x84, 0xe9, 0x53, 0x49,
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+	0xa3, 0xe8, 0x7b, 0x00, 0x6f, 0x3b, 0x5e, 0x2c, 0x24, 0xe5, 0x38, 0xf4, 0xe8, 0x63, 0xea, 0x51,
+	0x47, 0x86, 0x5c, 0xa8, 0xe0, 0xec, 0x64, 0xd2, 0xbf, 0x73, 0xd7, 0xa8, 0x42, 0x5f, 0x0f, 0x32,
+	0xa2, 0x85, 0x9b, 0x16, 0x84, 0x91, 0xe6, 0x60, 0x2c, 0xa7, 0xc6, 0x05, 0xb1, 0xa9, 0x57, 0x72,
+	0xad, 0x57, 0xaf, 0x56, 0xe3, 0x56, 0xb2, 0x1a, 0xdf, 0x7e, 0xd0, 0x20, 0x8c, 0x1b, 0xc7, 0xe9,
+	0x3f, 0xb5, 0x61, 0x7f, 0x03, 0x8e, 0xbe, 0x82, 0xbd, 0x54, 0x7c, 0x46, 0x24, 0x51, 0xc1, 0x19,
+	0x98, 0xf4, 0xef, 0xbc, 0x7d, 0x98, 0x95, 0x4f, 0xed, 0xaf, 0xa9, 0x23, 0x3f, 0xa1, 0x92, 0x58,
+	0xa8, 0xf0, 0x01, 0xab, 0x1a, 0x5e, 0xab, 0xa2, 0x07, 0xb0, 0xcb, 0x63, 0x8f, 0x0a, 0xb5, 0x9d,
+	0x7d, 0xa9, 0x66, 0xd4, 0xaf, 0x97, 0xf1, 0x28, 0xf4, 0x98, 0xf3, 0x34, 0x0d, 0xca, 0x1a, 0x14,
+	0x62, 0xdd, 0xf4, 0x24, 0x70, 0xce, 0x45, 0x36, 0x1c, 0x92, 0xed, 0x44, 0xd5, 0x93, 0xcc, 0xed,
+	0x6b, 0x4d, 0x72, 0x3b, 0xe1, 0x5b, 0x2f, 0x25, 0xab, 0xf1, 0xee, 0x5f, 0x04, 0xef, 0x0a, 0xea,
+	0x3f, 0xb4, 0x21, 0xda, 0x88, 0xc6, 0x62, 0xc1, 0x8c, 0x05, 0xee, 0x11, 0x12, 0x3a, 0x87, 0x3d,
+	0x11, 0x67, 0x8d, 0x32, 0xa4, 0x57, 0x9a, 0xbe, 0xea, 0x71, 0x8e, 0xb1, 0x5e, 0x2c, 0xc4, 0x7a,
+	0x45, 0x41, 0xe0, 0x35, 0x1d, 0x7d, 0x04, 0x4f, 0x79, 0xe8, 0x51, 0x4c, 0x9f, 0x14, 0xf9, 0x34,
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+	0xad, 0xe7, 0xd7, 0x5a, 0xeb, 0xdb, 0x44, 0x03, 0x57, 0x89, 0x06, 0x9e, 0x25, 0x1a, 0x78, 0x9e,
+	0x68, 0xe0, 0xcf, 0x44, 0x03, 0x3f, 0xfe, 0xa5, 0xb5, 0xbe, 0x68, 0x2f, 0xa7, 0xff, 0x04, 0x00,
+	0x00, 0xff, 0xff, 0x32, 0xe3, 0x23, 0xf8, 0x2e, 0x0b, 0x00, 0x00,
 }

staging/src/k8s.io/api/rbac/v1/generated.proto

@@ -21,6 +21,7 @@ syntax = 'proto2';
 
 package k8s.io.api.rbac.v1;
 
+import "k8s.io/api/rbac/v1alpha1/generated.proto";
 import "k8s.io/apimachinery/pkg/apis/meta/v1/generated.proto";
 import "k8s.io/apimachinery/pkg/runtime/generated.proto";
 import "k8s.io/apimachinery/pkg/runtime/schema/generated.proto";
@@ -29,6 +30,14 @@ import "k8s.io/apimachinery/pkg/util/intstr/generated.proto";
 // Package-wide variables from generator "generated".
 option go_package = "v1";
 
+// AggregationRule describes how to locate ClusterRoles to aggregate into the ClusterRole
+message AggregationRule {
+  // ClusterRoleSelectors holds a list of selectors which will be used to find ClusterRoles and create the rules.
+  // If any of the selectors match, then the ClusterRole's permissions will be added
+  // +optional
+  repeated k8s.io.apimachinery.pkg.apis.meta.v1.LabelSelector clusterRoleSelectors = 1;
+}
+
 // ClusterRole is a cluster level, logical grouping of PolicyRules that can be referenced as a unit by a RoleBinding or ClusterRoleBinding.
 message ClusterRole {
   // Standard object's metadata.
@@ -37,6 +46,12 @@ message ClusterRole {
 
   // Rules holds all the PolicyRules for this ClusterRole
   repeated PolicyRule rules = 2;
+
+  // AggregationRule is an optional field that describes how to build the Rules for this ClusterRole.
+  // If AggregationRule is set, then the Rules are controller managed and direct changes to Rules will be
+  // stomped by the controller.
+  // +optional
+  optional AggregationRule aggregationRule = 3;
 }
 
 // ClusterRoleBinding references a ClusterRole, but not contain it.  It can reference a ClusterRole in the global namespace,

staging/src/k8s.io/api/rbac/v1/types.go

@@ -170,6 +170,20 @@ type ClusterRole struct {
 
 	// Rules holds all the PolicyRules for this ClusterRole
 	Rules []PolicyRule `json:"rules" protobuf:"bytes,2,rep,name=rules"`
+
+	// AggregationRule is an optional field that describes how to build the Rules for this ClusterRole.
+	// If AggregationRule is set, then the Rules are controller managed and direct changes to Rules will be
+	// stomped by the controller.
+	// +optional
+	AggregationRule *AggregationRule `json:"aggregationRule,omitempty" protobuf:"bytes,3,opt,name=aggregationRule"`
+}
+
+// AggregationRule describes how to locate ClusterRoles to aggregate into the ClusterRole
+type AggregationRule struct {
+	// ClusterRoleSelectors holds a list of selectors which will be used to find ClusterRoles and create the rules.
+	// If any of the selectors match, then the ClusterRole's permissions will be added
+	// +optional
+	ClusterRoleSelectors []metav1.LabelSelector `json:"clusterRoleSelectors,omitempty" protobuf:"bytes,1,rep,name=clusterRoleSelectors"`
 }
 
 // +genclient

staging/src/k8s.io/api/rbac/v1/types_swagger_doc_generated.go

@@ -27,10 +27,20 @@ package v1
 // Those methods can be generated by using hack/update-generated-swagger-docs.sh
 
 // AUTO-GENERATED FUNCTIONS START HERE
+var map_AggregationRule = map[string]string{
+	"": "AggregationRule describes how to locate ClusterRoles to aggregate into the ClusterRole",
+	"clusterRoleSelectors": "ClusterRoleSelectors holds a list of selectors which will be used to find ClusterRoles and create the rules. If any of the selectors match, then the ClusterRole's permissions will be added",
+}
+
+func (AggregationRule) SwaggerDoc() map[string]string {
+	return map_AggregationRule
+}
+
 var map_ClusterRole = map[string]string{
-	"":         "ClusterRole is a cluster level, logical grouping of PolicyRules that can be referenced as a unit by a RoleBinding or ClusterRoleBinding.",
-	"metadata": "Standard object's metadata.",
-	"rules":    "Rules holds all the PolicyRules for this ClusterRole",
+	"":                "ClusterRole is a cluster level, logical grouping of PolicyRules that can be referenced as a unit by a RoleBinding or ClusterRoleBinding.",
+	"metadata":        "Standard object's metadata.",
+	"rules":           "Rules holds all the PolicyRules for this ClusterRole",
+	"aggregationRule": "AggregationRule is an optional field that describes how to build the Rules for this ClusterRole. If AggregationRule is set, then the Rules are controller managed and direct changes to Rules will be stomped by the controller.",
 }
 
 func (ClusterRole) SwaggerDoc() map[string]string {

staging/src/k8s.io/api/rbac/v1/zz_generated.deepcopy.go

@@ -21,9 +21,33 @@ limitations under the License.
 package v1
 
 import (
+	meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	runtime "k8s.io/apimachinery/pkg/runtime"
 )
 
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *AggregationRule) DeepCopyInto(out *AggregationRule) {
+	*out = *in
+	if in.ClusterRoleSelectors != nil {
+		in, out := &in.ClusterRoleSelectors, &out.ClusterRoleSelectors
+		*out = make([]meta_v1.LabelSelector, len(*in))
+		for i := range *in {
+			(*in)[i].DeepCopyInto(&(*out)[i])
+		}
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new AggregationRule.
+func (in *AggregationRule) DeepCopy() *AggregationRule {
+	if in == nil {
+		return nil
+	}
+	out := new(AggregationRule)
+	in.DeepCopyInto(out)
+	return out
+}
+
 // DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
 func (in *ClusterRole) DeepCopyInto(out *ClusterRole) {
 	*out = *in
@@ -36,6 +60,15 @@ func (in *ClusterRole) DeepCopyInto(out *ClusterRole) {
 			(*in)[i].DeepCopyInto(&(*out)[i])
 		}
 	}
+	if in.AggregationRule != nil {
+		in, out := &in.AggregationRule, &out.AggregationRule
+		if *in == nil {
+			*out = nil
+		} else {
+			*out = new(AggregationRule)
+			(*in).DeepCopyInto(*out)
+		}
+	}
 	return
 }
 

staging/src/k8s.io/api/rbac/v1alpha1/generated.pb.go

@@ -25,6 +25,7 @@ limitations under the License.
 		k8s.io/kubernetes/vendor/k8s.io/api/rbac/v1alpha1/generated.proto
 
 	It has these top-level messages:
+		AggregationRule
 		ClusterRole
 		ClusterRoleBinding
 		ClusterRoleBindingList
@@ -43,6 +44,8 @@ import proto "github.com/gogo/protobuf/proto"
 import fmt "fmt"
 import math "math"
 
+import k8s_io_apimachinery_pkg_apis_meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+
 import strings "strings"
 import reflect "reflect"
 
@@ -59,51 +62,56 @@ var _ = math.Inf
 // proto package needs to be updated.
 const _ = proto.GoGoProtoPackageIsVersion2 // please upgrade the proto package
 
+func (m *AggregationRule) Reset()                    { *m = AggregationRule{} }
+func (*AggregationRule) ProtoMessage()               {}
+func (*AggregationRule) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{0} }
+
 func (m *ClusterRole) Reset()                    { *m = ClusterRole{} }
 func (*ClusterRole) ProtoMessage()               {}
-func (*ClusterRole) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{0} }
+func (*ClusterRole) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{1} }
 
 func (m *ClusterRoleBinding) Reset()                    { *m = ClusterRoleBinding{} }
 func (*ClusterRoleBinding) ProtoMessage()               {}
-func (*ClusterRoleBinding) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{1} }
+func (*ClusterRoleBinding) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{2} }
 
 func (m *ClusterRoleBindingList) Reset()                    { *m = ClusterRoleBindingList{} }
 func (*ClusterRoleBindingList) ProtoMessage()               {}
-func (*ClusterRoleBindingList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{2} }
+func (*ClusterRoleBindingList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{3} }
 
 func (m *ClusterRoleList) Reset()                    { *m = ClusterRoleList{} }
 func (*ClusterRoleList) ProtoMessage()               {}
-func (*ClusterRoleList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{3} }
+func (*ClusterRoleList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{4} }
 
 func (m *PolicyRule) Reset()                    { *m = PolicyRule{} }
 func (*PolicyRule) ProtoMessage()               {}
-func (*PolicyRule) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{4} }
+func (*PolicyRule) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{5} }
 
 func (m *Role) Reset()                    { *m = Role{} }
 func (*Role) ProtoMessage()               {}
-func (*Role) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{5} }
+func (*Role) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{6} }
 
 func (m *RoleBinding) Reset()                    { *m = RoleBinding{} }
 func (*RoleBinding) ProtoMessage()               {}
-func (*RoleBinding) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{6} }
+func (*RoleBinding) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{7} }
 
 func (m *RoleBindingList) Reset()                    { *m = RoleBindingList{} }
 func (*RoleBindingList) ProtoMessage()               {}
-func (*RoleBindingList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{7} }
+func (*RoleBindingList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{8} }
 
 func (m *RoleList) Reset()                    { *m = RoleList{} }
 func (*RoleList) ProtoMessage()               {}
-func (*RoleList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{8} }
+func (*RoleList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{9} }
 
 func (m *RoleRef) Reset()                    { *m = RoleRef{} }
 func (*RoleRef) ProtoMessage()               {}
-func (*RoleRef) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{9} }
+func (*RoleRef) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{10} }
 
 func (m *Subject) Reset()                    { *m = Subject{} }
 func (*Subject) ProtoMessage()               {}
-func (*Subject) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{10} }
+func (*Subject) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{11} }
 
 func init() {
+	proto.RegisterType((*AggregationRule)(nil), "k8s.io.api.rbac.v1alpha1.AggregationRule")
 	proto.RegisterType((*ClusterRole)(nil), "k8s.io.api.rbac.v1alpha1.ClusterRole")
 	proto.RegisterType((*ClusterRoleBinding)(nil), "k8s.io.api.rbac.v1alpha1.ClusterRoleBinding")
 	proto.RegisterType((*ClusterRoleBindingList)(nil), "k8s.io.api.rbac.v1alpha1.ClusterRoleBindingList")
@@ -116,6 +124,36 @@ func init() {
 	proto.RegisterType((*RoleRef)(nil), "k8s.io.api.rbac.v1alpha1.RoleRef")
 	proto.RegisterType((*Subject)(nil), "k8s.io.api.rbac.v1alpha1.Subject")
 }
+func (m *AggregationRule) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalTo(dAtA)
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *AggregationRule) MarshalTo(dAtA []byte) (int, error) {
+	var i int
+	_ = i
+	var l int
+	_ = l
+	if len(m.ClusterRoleSelectors) > 0 {
+		for _, msg := range m.ClusterRoleSelectors {
+			dAtA[i] = 0xa
+			i++
+			i = encodeVarintGenerated(dAtA, i, uint64(msg.Size()))
+			n, err := msg.MarshalTo(dAtA[i:])
+			if err != nil {
+				return 0, err
+			}
+			i += n
+		}
+	}
+	return i, nil
+}
+
 func (m *ClusterRole) Marshal() (dAtA []byte, err error) {
 	size := m.Size()
 	dAtA = make([]byte, size)
@@ -151,6 +189,16 @@ func (m *ClusterRole) MarshalTo(dAtA []byte) (int, error) {
 			i += n
 		}
 	}
+	if m.AggregationRule != nil {
+		dAtA[i] = 0x1a
+		i++
+		i = encodeVarintGenerated(dAtA, i, uint64(m.AggregationRule.Size()))
+		n2, err := m.AggregationRule.MarshalTo(dAtA[i:])
+		if err != nil {
+			return 0, err
+		}
+		i += n2
+	}
 	return i, nil
 }
 
@@ -172,11 +220,11 @@ func (m *ClusterRoleBinding) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.ObjectMeta.Size()))
-	n2, err := m.ObjectMeta.MarshalTo(dAtA[i:])
+	n3, err := m.ObjectMeta.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n2
+	i += n3
 	if len(m.Subjects) > 0 {
 		for _, msg := range m.Subjects {
 			dAtA[i] = 0x12
@@ -192,11 +240,11 @@ func (m *ClusterRoleBinding) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0x1a
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.RoleRef.Size()))
-	n3, err := m.RoleRef.MarshalTo(dAtA[i:])
+	n4, err := m.RoleRef.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n3
+	i += n4
 	return i, nil
 }
 
@@ -218,11 +266,11 @@ func (m *ClusterRoleBindingList) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.ListMeta.Size()))
-	n4, err := m.ListMeta.MarshalTo(dAtA[i:])
+	n5, err := m.ListMeta.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n4
+	i += n5
 	if len(m.Items) > 0 {
 		for _, msg := range m.Items {
 			dAtA[i] = 0x12
@@ -256,11 +304,11 @@ func (m *ClusterRoleList) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.ListMeta.Size()))
-	n5, err := m.ListMeta.MarshalTo(dAtA[i:])
+	n6, err := m.ListMeta.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n5
+	i += n6
 	if len(m.Items) > 0 {
 		for _, msg := range m.Items {
 			dAtA[i] = 0x12
@@ -387,11 +435,11 @@ func (m *Role) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.ObjectMeta.Size()))
-	n6, err := m.ObjectMeta.MarshalTo(dAtA[i:])
+	n7, err := m.ObjectMeta.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n6
+	i += n7
 	if len(m.Rules) > 0 {
 		for _, msg := range m.Rules {
 			dAtA[i] = 0x12
@@ -425,11 +473,11 @@ func (m *RoleBinding) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.ObjectMeta.Size()))
-	n7, err := m.ObjectMeta.MarshalTo(dAtA[i:])
+	n8, err := m.ObjectMeta.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n7
+	i += n8
 	if len(m.Subjects) > 0 {
 		for _, msg := range m.Subjects {
 			dAtA[i] = 0x12
@@ -445,11 +493,11 @@ func (m *RoleBinding) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0x1a
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.RoleRef.Size()))
-	n8, err := m.RoleRef.MarshalTo(dAtA[i:])
+	n9, err := m.RoleRef.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n8
+	i += n9
 	return i, nil
 }
 
@@ -471,11 +519,11 @@ func (m *RoleBindingList) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.ListMeta.Size()))
-	n9, err := m.ListMeta.MarshalTo(dAtA[i:])
+	n10, err := m.ListMeta.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n9
+	i += n10
 	if len(m.Items) > 0 {
 		for _, msg := range m.Items {
 			dAtA[i] = 0x12
@@ -509,11 +557,11 @@ func (m *RoleList) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.ListMeta.Size()))
-	n10, err := m.ListMeta.MarshalTo(dAtA[i:])
+	n11, err := m.ListMeta.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n10
+	i += n11
 	if len(m.Items) > 0 {
 		for _, msg := range m.Items {
 			dAtA[i] = 0x12
@@ -620,6 +668,18 @@ func encodeVarintGenerated(dAtA []byte, offset int, v uint64) int {
 	dAtA[offset] = uint8(v)
 	return offset + 1
 }
+func (m *AggregationRule) Size() (n int) {
+	var l int
+	_ = l
+	if len(m.ClusterRoleSelectors) > 0 {
+		for _, e := range m.ClusterRoleSelectors {
+			l = e.Size()
+			n += 1 + l + sovGenerated(uint64(l))
+		}
+	}
+	return n
+}
+
 func (m *ClusterRole) Size() (n int) {
 	var l int
 	_ = l
@@ -631,6 +691,10 @@ func (m *ClusterRole) Size() (n int) {
 			n += 1 + l + sovGenerated(uint64(l))
 		}
 	}
+	if m.AggregationRule != nil {
+		l = m.AggregationRule.Size()
+		n += 1 + l + sovGenerated(uint64(l))
+	}
 	return n
 }
 
@@ -811,6 +875,16 @@ func sovGenerated(x uint64) (n int) {
 func sozGenerated(x uint64) (n int) {
 	return sovGenerated(uint64((x << 1) ^ uint64((int64(x) >> 63))))
 }
+func (this *AggregationRule) String() string {
+	if this == nil {
+		return "nil"
+	}
+	s := strings.Join([]string{`&AggregationRule{`,
+		`ClusterRoleSelectors:` + strings.Replace(strings.Replace(fmt.Sprintf("%v", this.ClusterRoleSelectors), "LabelSelector", "k8s_io_apimachinery_pkg_apis_meta_v1.LabelSelector", 1), `&`, ``, 1) + `,`,
+		`}`,
+	}, "")
+	return s
+}
 func (this *ClusterRole) String() string {
 	if this == nil {
 		return "nil"
@@ -818,6 +892,7 @@ func (this *ClusterRole) String() string {
 	s := strings.Join([]string{`&ClusterRole{`,
 		`ObjectMeta:` + strings.Replace(strings.Replace(this.ObjectMeta.String(), "ObjectMeta", "k8s_io_apimachinery_pkg_apis_meta_v1.ObjectMeta", 1), `&`, ``, 1) + `,`,
 		`Rules:` + strings.Replace(strings.Replace(fmt.Sprintf("%v", this.Rules), "PolicyRule", "PolicyRule", 1), `&`, ``, 1) + `,`,
+		`AggregationRule:` + strings.Replace(fmt.Sprintf("%v", this.AggregationRule), "AggregationRule", "AggregationRule", 1) + `,`,
 		`}`,
 	}, "")
 	return s
@@ -948,6 +1023,87 @@ func valueToStringGenerated(v interface{}) string {
 	pv := reflect.Indirect(rv).Interface()
 	return fmt.Sprintf("*%v", pv)
 }
+func (m *AggregationRule) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowGenerated
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= (uint64(b) & 0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: AggregationRule: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: AggregationRule: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field ClusterRoleSelectors", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + msglen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.ClusterRoleSelectors = append(m.ClusterRoleSelectors, k8s_io_apimachinery_pkg_apis_meta_v1.LabelSelector{})
+			if err := m.ClusterRoleSelectors[len(m.ClusterRoleSelectors)-1].Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipGenerated(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if skippy < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
 func (m *ClusterRole) Unmarshal(dAtA []byte) error {
 	l := len(dAtA)
 	iNdEx := 0
@@ -1038,6 +1194,39 @@ func (m *ClusterRole) Unmarshal(dAtA []byte) error {
 				return err
 			}
 			iNdEx = postIndex
+		case 3:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field AggregationRule", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + msglen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if m.AggregationRule == nil {
+				m.AggregationRule = &AggregationRule{}
+			}
+			if err := m.AggregationRule.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
 			skippy, err := skipGenerated(dAtA[iNdEx:])
@@ -2504,53 +2693,58 @@ func init() {
 }
 
 var fileDescriptorGenerated = []byte{
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-	0xff, 0x13, 0x00, 0x00, 0xff, 0xff, 0x1d, 0x38, 0x05, 0x46, 0x58, 0x0a, 0x00, 0x00,
+	// 844 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xec, 0x55, 0xbf, 0x8f, 0xe3, 0x44,
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+	0x4c, 0xa7, 0xfd, 0xee, 0xd9, 0xd5, 0x79, 0x6e, 0xc4, 0x95, 0x3f, 0x03, 0x0b, 0x2a, 0x79, 0x22,
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+	0xe5, 0xbc, 0x0b, 0x2f, 0x62, 0xad, 0xdf, 0x00, 0x6c, 0xfd, 0xe7, 0x76, 0x98, 0xf5, 0x7d, 0x13,
+	0x1e, 0xfc, 0xbf, 0x52, 0x6a, 0x2b, 0x25, 0x1b, 0xc3, 0xdd, 0xee, 0x92, 0xed, 0xc7, 0x70, 0xf3,
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+	0xf7, 0x1b, 0x58, 0xde, 0x00, 0xba, 0x0f, 0x3b, 0xe5, 0xc4, 0xeb, 0x6a, 0xbb, 0x55, 0xf6, 0x72,
+	0x29, 0xe0, 0x19, 0x02, 0x1d, 0xc3, 0xd6, 0x98, 0x45, 0x43, 0xa3, 0xa9, 0x91, 0x2f, 0x16, 0xc8,
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+	0x3a, 0xd6, 0x1e, 0xeb, 0x57, 0x00, 0xf7, 0x8b, 0xf7, 0x34, 0xe3, 0x03, 0x6b, 0xf9, 0x4e, 0x21,
+	0x24, 0x31, 0x7b, 0x42, 0x85, 0x64, 0x3c, 0x2a, 0xf2, 0xce, 0x5e, 0xfa, 0xd9, 0xd5, 0x79, 0xe1,
+	0xc1, 0x35, 0xd4, 0xe6, 0x1a, 0x90, 0x03, 0xbb, 0xd9, 0xaf, 0x8c, 0x89, 0x47, 0x8d, 0x96, 0x86,
+	0xdd, 0x29, 0x60, 0xdd, 0xcb, 0xd2, 0x81, 0x2b, 0x8c, 0x6b, 0x5f, 0xdf, 0x9a, 0x8d, 0xe7, 0xb7,
+	0x66, 0xe3, 0xe6, 0xd6, 0x6c, 0x7c, 0x9b, 0x9a, 0xe0, 0x3a, 0x35, 0xc1, 0xf3, 0xd4, 0x04, 0x37,
+	0xa9, 0x09, 0xfe, 0x4c, 0x4d, 0xf0, 0xc3, 0x5f, 0x66, 0xe3, 0x8b, 0x4e, 0x29, 0xfe, 0x3f, 0x01,
+	0x00, 0x00, 0xff, 0xff, 0xeb, 0xcc, 0xe2, 0x61, 0x5e, 0x0b, 0x00, 0x00,
 }

staging/src/k8s.io/api/rbac/v1alpha1/generated.proto

@@ -29,6 +29,14 @@ import "k8s.io/apimachinery/pkg/util/intstr/generated.proto";
 // Package-wide variables from generator "generated".
 option go_package = "v1alpha1";
 
+// AggregationRule describes how to locate ClusterRoles to aggregate into the ClusterRole
+message AggregationRule {
+  // ClusterRoleSelectors holds a list of selectors which will be used to find ClusterRoles and create the rules.
+  // If any of the selectors match, then the ClusterRole's permissions will be added
+  // +optional
+  repeated k8s.io.apimachinery.pkg.apis.meta.v1.LabelSelector clusterRoleSelectors = 1;
+}
+
 // ClusterRole is a cluster level, logical grouping of PolicyRules that can be referenced as a unit by a RoleBinding or ClusterRoleBinding.
 message ClusterRole {
   // Standard object's metadata.
@@ -37,6 +45,12 @@ message ClusterRole {
 
   // Rules holds all the PolicyRules for this ClusterRole
   repeated PolicyRule rules = 2;
+
+  // AggregationRule is an optional field that describes how to build the Rules for this ClusterRole.
+  // If AggregationRule is set, then the Rules are controller managed and direct changes to Rules will be
+  // stomped by the controller.
+  // +optional
+  optional AggregationRule aggregationRule = 3;
 }
 
 // ClusterRoleBinding references a ClusterRole, but not contain it.  It can reference a ClusterRole in the global namespace,

staging/src/k8s.io/api/rbac/v1alpha1/types.go

@@ -172,6 +172,20 @@ type ClusterRole struct {
 
 	// Rules holds all the PolicyRules for this ClusterRole
 	Rules []PolicyRule `json:"rules" protobuf:"bytes,2,rep,name=rules"`
+
+	// AggregationRule is an optional field that describes how to build the Rules for this ClusterRole.
+	// If AggregationRule is set, then the Rules are controller managed and direct changes to Rules will be
+	// stomped by the controller.
+	// +optional
+	AggregationRule *AggregationRule `json:"aggregationRule,omitempty" protobuf:"bytes,3,opt,name=aggregationRule"`
+}
+
+// AggregationRule describes how to locate ClusterRoles to aggregate into the ClusterRole
+type AggregationRule struct {
+	// ClusterRoleSelectors holds a list of selectors which will be used to find ClusterRoles and create the rules.
+	// If any of the selectors match, then the ClusterRole's permissions will be added
+	// +optional
+	ClusterRoleSelectors []metav1.LabelSelector `json:"clusterRoleSelectors,omitempty" protobuf:"bytes,1,rep,name=clusterRoleSelectors"`
 }
 
 // +genclient

staging/src/k8s.io/api/rbac/v1alpha1/types_swagger_doc_generated.go

@@ -27,10 +27,20 @@ package v1alpha1
 // Those methods can be generated by using hack/update-generated-swagger-docs.sh
 
 // AUTO-GENERATED FUNCTIONS START HERE
+var map_AggregationRule = map[string]string{
+	"": "AggregationRule describes how to locate ClusterRoles to aggregate into the ClusterRole",
+	"clusterRoleSelectors": "ClusterRoleSelectors holds a list of selectors which will be used to find ClusterRoles and create the rules. If any of the selectors match, then the ClusterRole's permissions will be added",
+}
+
+func (AggregationRule) SwaggerDoc() map[string]string {
+	return map_AggregationRule
+}
+
 var map_ClusterRole = map[string]string{
-	"":         "ClusterRole is a cluster level, logical grouping of PolicyRules that can be referenced as a unit by a RoleBinding or ClusterRoleBinding.",
-	"metadata": "Standard object's metadata.",
-	"rules":    "Rules holds all the PolicyRules for this ClusterRole",
+	"":                "ClusterRole is a cluster level, logical grouping of PolicyRules that can be referenced as a unit by a RoleBinding or ClusterRoleBinding.",
+	"metadata":        "Standard object's metadata.",
+	"rules":           "Rules holds all the PolicyRules for this ClusterRole",
+	"aggregationRule": "AggregationRule is an optional field that describes how to build the Rules for this ClusterRole. If AggregationRule is set, then the Rules are controller managed and direct changes to Rules will be stomped by the controller.",
 }
 
 func (ClusterRole) SwaggerDoc() map[string]string {

staging/src/k8s.io/api/rbac/v1alpha1/zz_generated.deepcopy.go

@@ -21,9 +21,33 @@ limitations under the License.
 package v1alpha1
 
 import (
+	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	runtime "k8s.io/apimachinery/pkg/runtime"
 )
 
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *AggregationRule) DeepCopyInto(out *AggregationRule) {
+	*out = *in
+	if in.ClusterRoleSelectors != nil {
+		in, out := &in.ClusterRoleSelectors, &out.ClusterRoleSelectors
+		*out = make([]v1.LabelSelector, len(*in))
+		for i := range *in {
+			(*in)[i].DeepCopyInto(&(*out)[i])
+		}
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new AggregationRule.
+func (in *AggregationRule) DeepCopy() *AggregationRule {
+	if in == nil {
+		return nil
+	}
+	out := new(AggregationRule)
+	in.DeepCopyInto(out)
+	return out
+}
+
 // DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
 func (in *ClusterRole) DeepCopyInto(out *ClusterRole) {
 	*out = *in
@@ -36,6 +60,15 @@ func (in *ClusterRole) DeepCopyInto(out *ClusterRole) {
 			(*in)[i].DeepCopyInto(&(*out)[i])
 		}
 	}
+	if in.AggregationRule != nil {
+		in, out := &in.AggregationRule, &out.AggregationRule
+		if *in == nil {
+			*out = nil
+		} else {
+			*out = new(AggregationRule)
+			(*in).DeepCopyInto(*out)
+		}
+	}
 	return
 }
 

staging/src/k8s.io/api/rbac/v1beta1/generated.pb.go

@@ -25,6 +25,7 @@ limitations under the License.
 		k8s.io/kubernetes/vendor/k8s.io/api/rbac/v1beta1/generated.proto
 
 	It has these top-level messages:
+		AggregationRule
 		ClusterRole
 		ClusterRoleBinding
 		ClusterRoleBindingList
@@ -43,6 +44,8 @@ import proto "github.com/gogo/protobuf/proto"
 import fmt "fmt"
 import math "math"
 
+import k8s_io_apimachinery_pkg_apis_meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+
 import strings "strings"
 import reflect "reflect"
 
@@ -59,51 +62,56 @@ var _ = math.Inf
 // proto package needs to be updated.
 const _ = proto.GoGoProtoPackageIsVersion2 // please upgrade the proto package
 
+func (m *AggregationRule) Reset()                    { *m = AggregationRule{} }
+func (*AggregationRule) ProtoMessage()               {}
+func (*AggregationRule) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{0} }
+
 func (m *ClusterRole) Reset()                    { *m = ClusterRole{} }
 func (*ClusterRole) ProtoMessage()               {}
-func (*ClusterRole) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{0} }
+func (*ClusterRole) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{1} }
 
 func (m *ClusterRoleBinding) Reset()                    { *m = ClusterRoleBinding{} }
 func (*ClusterRoleBinding) ProtoMessage()               {}
-func (*ClusterRoleBinding) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{1} }
+func (*ClusterRoleBinding) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{2} }
 
 func (m *ClusterRoleBindingList) Reset()                    { *m = ClusterRoleBindingList{} }
 func (*ClusterRoleBindingList) ProtoMessage()               {}
-func (*ClusterRoleBindingList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{2} }
+func (*ClusterRoleBindingList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{3} }
 
 func (m *ClusterRoleList) Reset()                    { *m = ClusterRoleList{} }
 func (*ClusterRoleList) ProtoMessage()               {}
-func (*ClusterRoleList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{3} }
+func (*ClusterRoleList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{4} }
 
 func (m *PolicyRule) Reset()                    { *m = PolicyRule{} }
 func (*PolicyRule) ProtoMessage()               {}
-func (*PolicyRule) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{4} }
+func (*PolicyRule) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{5} }
 
 func (m *Role) Reset()                    { *m = Role{} }
 func (*Role) ProtoMessage()               {}
-func (*Role) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{5} }
+func (*Role) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{6} }
 
 func (m *RoleBinding) Reset()                    { *m = RoleBinding{} }
 func (*RoleBinding) ProtoMessage()               {}
-func (*RoleBinding) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{6} }
+func (*RoleBinding) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{7} }
 
 func (m *RoleBindingList) Reset()                    { *m = RoleBindingList{} }
 func (*RoleBindingList) ProtoMessage()               {}
-func (*RoleBindingList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{7} }
+func (*RoleBindingList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{8} }
 
 func (m *RoleList) Reset()                    { *m = RoleList{} }
 func (*RoleList) ProtoMessage()               {}
-func (*RoleList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{8} }
+func (*RoleList) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{9} }
 
 func (m *RoleRef) Reset()                    { *m = RoleRef{} }
 func (*RoleRef) ProtoMessage()               {}
-func (*RoleRef) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{9} }
+func (*RoleRef) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{10} }
 
 func (m *Subject) Reset()                    { *m = Subject{} }
 func (*Subject) ProtoMessage()               {}
-func (*Subject) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{10} }
+func (*Subject) Descriptor() ([]byte, []int) { return fileDescriptorGenerated, []int{11} }
 
 func init() {
+	proto.RegisterType((*AggregationRule)(nil), "k8s.io.api.rbac.v1beta1.AggregationRule")
 	proto.RegisterType((*ClusterRole)(nil), "k8s.io.api.rbac.v1beta1.ClusterRole")
 	proto.RegisterType((*ClusterRoleBinding)(nil), "k8s.io.api.rbac.v1beta1.ClusterRoleBinding")
 	proto.RegisterType((*ClusterRoleBindingList)(nil), "k8s.io.api.rbac.v1beta1.ClusterRoleBindingList")
@@ -116,6 +124,36 @@ func init() {
 	proto.RegisterType((*RoleRef)(nil), "k8s.io.api.rbac.v1beta1.RoleRef")
 	proto.RegisterType((*Subject)(nil), "k8s.io.api.rbac.v1beta1.Subject")
 }
+func (m *AggregationRule) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalTo(dAtA)
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *AggregationRule) MarshalTo(dAtA []byte) (int, error) {
+	var i int
+	_ = i
+	var l int
+	_ = l
+	if len(m.ClusterRoleSelectors) > 0 {
+		for _, msg := range m.ClusterRoleSelectors {
+			dAtA[i] = 0xa
+			i++
+			i = encodeVarintGenerated(dAtA, i, uint64(msg.Size()))
+			n, err := msg.MarshalTo(dAtA[i:])
+			if err != nil {
+				return 0, err
+			}
+			i += n
+		}
+	}
+	return i, nil
+}
+
 func (m *ClusterRole) Marshal() (dAtA []byte, err error) {
 	size := m.Size()
 	dAtA = make([]byte, size)
@@ -151,6 +189,16 @@ func (m *ClusterRole) MarshalTo(dAtA []byte) (int, error) {
 			i += n
 		}
 	}
+	if m.AggregationRule != nil {
+		dAtA[i] = 0x1a
+		i++
+		i = encodeVarintGenerated(dAtA, i, uint64(m.AggregationRule.Size()))
+		n2, err := m.AggregationRule.MarshalTo(dAtA[i:])
+		if err != nil {
+			return 0, err
+		}
+		i += n2
+	}
 	return i, nil
 }
 
@@ -172,11 +220,11 @@ func (m *ClusterRoleBinding) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.ObjectMeta.Size()))
-	n2, err := m.ObjectMeta.MarshalTo(dAtA[i:])
+	n3, err := m.ObjectMeta.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n2
+	i += n3
 	if len(m.Subjects) > 0 {
 		for _, msg := range m.Subjects {
 			dAtA[i] = 0x12
@@ -192,11 +240,11 @@ func (m *ClusterRoleBinding) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0x1a
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.RoleRef.Size()))
-	n3, err := m.RoleRef.MarshalTo(dAtA[i:])
+	n4, err := m.RoleRef.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n3
+	i += n4
 	return i, nil
 }
 
@@ -218,11 +266,11 @@ func (m *ClusterRoleBindingList) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.ListMeta.Size()))
-	n4, err := m.ListMeta.MarshalTo(dAtA[i:])
+	n5, err := m.ListMeta.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n4
+	i += n5
 	if len(m.Items) > 0 {
 		for _, msg := range m.Items {
 			dAtA[i] = 0x12
@@ -256,11 +304,11 @@ func (m *ClusterRoleList) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.ListMeta.Size()))
-	n5, err := m.ListMeta.MarshalTo(dAtA[i:])
+	n6, err := m.ListMeta.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n5
+	i += n6
 	if len(m.Items) > 0 {
 		for _, msg := range m.Items {
 			dAtA[i] = 0x12
@@ -387,11 +435,11 @@ func (m *Role) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.ObjectMeta.Size()))
-	n6, err := m.ObjectMeta.MarshalTo(dAtA[i:])
+	n7, err := m.ObjectMeta.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n6
+	i += n7
 	if len(m.Rules) > 0 {
 		for _, msg := range m.Rules {
 			dAtA[i] = 0x12
@@ -425,11 +473,11 @@ func (m *RoleBinding) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.ObjectMeta.Size()))
-	n7, err := m.ObjectMeta.MarshalTo(dAtA[i:])
+	n8, err := m.ObjectMeta.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n7
+	i += n8
 	if len(m.Subjects) > 0 {
 		for _, msg := range m.Subjects {
 			dAtA[i] = 0x12
@@ -445,11 +493,11 @@ func (m *RoleBinding) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0x1a
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.RoleRef.Size()))
-	n8, err := m.RoleRef.MarshalTo(dAtA[i:])
+	n9, err := m.RoleRef.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n8
+	i += n9
 	return i, nil
 }
 
@@ -471,11 +519,11 @@ func (m *RoleBindingList) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.ListMeta.Size()))
-	n9, err := m.ListMeta.MarshalTo(dAtA[i:])
+	n10, err := m.ListMeta.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n9
+	i += n10
 	if len(m.Items) > 0 {
 		for _, msg := range m.Items {
 			dAtA[i] = 0x12
@@ -509,11 +557,11 @@ func (m *RoleList) MarshalTo(dAtA []byte) (int, error) {
 	dAtA[i] = 0xa
 	i++
 	i = encodeVarintGenerated(dAtA, i, uint64(m.ListMeta.Size()))
-	n10, err := m.ListMeta.MarshalTo(dAtA[i:])
+	n11, err := m.ListMeta.MarshalTo(dAtA[i:])
 	if err != nil {
 		return 0, err
 	}
-	i += n10
+	i += n11
 	if len(m.Items) > 0 {
 		for _, msg := range m.Items {
 			dAtA[i] = 0x12
@@ -620,6 +668,18 @@ func encodeVarintGenerated(dAtA []byte, offset int, v uint64) int {
 	dAtA[offset] = uint8(v)
 	return offset + 1
 }
+func (m *AggregationRule) Size() (n int) {
+	var l int
+	_ = l
+	if len(m.ClusterRoleSelectors) > 0 {
+		for _, e := range m.ClusterRoleSelectors {
+			l = e.Size()
+			n += 1 + l + sovGenerated(uint64(l))
+		}
+	}
+	return n
+}
+
 func (m *ClusterRole) Size() (n int) {
 	var l int
 	_ = l
@@ -631,6 +691,10 @@ func (m *ClusterRole) Size() (n int) {
 			n += 1 + l + sovGenerated(uint64(l))
 		}
 	}
+	if m.AggregationRule != nil {
+		l = m.AggregationRule.Size()
+		n += 1 + l + sovGenerated(uint64(l))
+	}
 	return n
 }
 
@@ -811,6 +875,16 @@ func sovGenerated(x uint64) (n int) {
 func sozGenerated(x uint64) (n int) {
 	return sovGenerated(uint64((x << 1) ^ uint64((int64(x) >> 63))))
 }
+func (this *AggregationRule) String() string {
+	if this == nil {
+		return "nil"
+	}
+	s := strings.Join([]string{`&AggregationRule{`,
+		`ClusterRoleSelectors:` + strings.Replace(strings.Replace(fmt.Sprintf("%v", this.ClusterRoleSelectors), "LabelSelector", "k8s_io_apimachinery_pkg_apis_meta_v1.LabelSelector", 1), `&`, ``, 1) + `,`,
+		`}`,
+	}, "")
+	return s
+}
 func (this *ClusterRole) String() string {
 	if this == nil {
 		return "nil"
@@ -818,6 +892,7 @@ func (this *ClusterRole) String() string {
 	s := strings.Join([]string{`&ClusterRole{`,
 		`ObjectMeta:` + strings.Replace(strings.Replace(this.ObjectMeta.String(), "ObjectMeta", "k8s_io_apimachinery_pkg_apis_meta_v1.ObjectMeta", 1), `&`, ``, 1) + `,`,
 		`Rules:` + strings.Replace(strings.Replace(fmt.Sprintf("%v", this.Rules), "PolicyRule", "PolicyRule", 1), `&`, ``, 1) + `,`,
+		`AggregationRule:` + strings.Replace(fmt.Sprintf("%v", this.AggregationRule), "AggregationRule", "AggregationRule", 1) + `,`,
 		`}`,
 	}, "")
 	return s
@@ -948,6 +1023,87 @@ func valueToStringGenerated(v interface{}) string {
 	pv := reflect.Indirect(rv).Interface()
 	return fmt.Sprintf("*%v", pv)
 }
+func (m *AggregationRule) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowGenerated
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= (uint64(b) & 0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: AggregationRule: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: AggregationRule: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field ClusterRoleSelectors", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + msglen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.ClusterRoleSelectors = append(m.ClusterRoleSelectors, k8s_io_apimachinery_pkg_apis_meta_v1.LabelSelector{})
+			if err := m.ClusterRoleSelectors[len(m.ClusterRoleSelectors)-1].Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipGenerated(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if skippy < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
 func (m *ClusterRole) Unmarshal(dAtA []byte) error {
 	l := len(dAtA)
 	iNdEx := 0
@@ -1038,6 +1194,39 @@ func (m *ClusterRole) Unmarshal(dAtA []byte) error {
 				return err
 			}
 			iNdEx = postIndex
+		case 3:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field AggregationRule", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowGenerated
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthGenerated
+			}
+			postIndex := iNdEx + msglen
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if m.AggregationRule == nil {
+				m.AggregationRule = &AggregationRule{}
+			}
+			if err := m.AggregationRule.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
 			skippy, err := skipGenerated(dAtA[iNdEx:])
@@ -2504,52 +2693,58 @@ func init() {
 }
 
 var fileDescriptorGenerated = []byte{
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+	0x2b, 0xbf, 0xa0, 0x92, 0xd8, 0xa8, 0xd0, 0x01, 0xab, 0x18, 0x5e, 0xb1, 0xa2, 0xcf, 0x61, 0x97,
+	0x27, 0x3e, 0x15, 0x7a, 0x3b, 0x9b, 0xf4, 0x6d, 0xb3, 0xe1, 0x8e, 0x99, 0xd7, 0x91, 0xcf, 0xdc,
+	0x27, 0xca, 0x2d, 0xfb, 0xb4, 0x60, 0xec, 0xaa, 0x93, 0xc0, 0x39, 0x01, 0xf2, 0x60, 0x9f, 0x6c,
+	0xda, 0xaa, 0x1f, 0x65, 0x92, 0x47, 0x8d, 0x9c, 0x5b, 0x9f, 0xc1, 0x7e, 0x2d, 0x5d, 0x0e, 0xb6,
+	0xbf, 0x0d, 0xde, 0x66, 0x1d, 0xfe, 0xda, 0x86, 0x68, 0xcd, 0x24, 0x9b, 0x85, 0x13, 0x16, 0x7a,
+	0x07, 0xf0, 0x6a, 0x0c, 0x7b, 0x22, 0xc9, 0x12, 0xa5, 0x5d, 0xe7, 0x8d, 0xa3, 0x3d, 0xca, 0x81,
+	0xf6, 0xab, 0x05, 0x63, 0xaf, 0x08, 0x08, 0xbc, 0xe2, 0x40, 0x0f, 0xe1, 0x31, 0x8f, 0x7c, 0x8a,
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+	0xff, 0x2f, 0x80, 0xb0, 0x7a, 0x2b, 0x68, 0x00, 0xbb, 0x73, 0xca, 0x9d, 0x7c, 0x93, 0x68, 0xb6,
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+	0xe1, 0x69, 0x79, 0x18, 0x93, 0x80, 0x0a, 0xbd, 0x93, 0x15, 0xdc, 0x4a, 0x97, 0x83, 0x53, 0xbc,
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+	0x66, 0xa5, 0xd9, 0xfb, 0x1c, 0x6f, 0xa6, 0xf0, 0x36, 0x76, 0xf8, 0x27, 0x80, 0x9d, 0xff, 0xdb,
+	0xf6, 0x1a, 0xfe, 0xdc, 0x86, 0x27, 0x2f, 0xb7, 0xc9, 0x6a, 0x9b, 0xa8, 0x27, 0x78, 0xd8, 0x35,
+	0xb2, 0xf7, 0x13, 0x7c, 0xf1, 0xfe, 0xf8, 0x03, 0xc0, 0xde, 0x81, 0x16, 0x87, 0xbd, 0xa9, 0xfa,
+	0xad, 0xe7, 0xab, 0xde, 0x2d, 0xf7, 0x07, 0x58, 0xfa, 0x8f, 0xde, 0x85, 0xbd, 0xf2, 0xb1, 0x67,
+	0x62, 0xb5, 0xaa, 0x79, 0xb9, 0x0f, 0xf0, 0x0a, 0x81, 0xce, 0x61, 0x67, 0xc6, 0xc2, 0x89, 0xde,
+	0xce, 0x90, 0xaf, 0x14, 0xc8, 0xce, 0x43, 0x16, 0x4e, 0x70, 0x96, 0x51, 0x88, 0x90, 0x04, 0xf9,
+	0x0f, 0xf1, 0x1a, 0x42, 0x3d, 0x73, 0x9c, 0x65, 0x94, 0x57, 0xc7, 0xc5, 0x65, 0x5a, 0xf1, 0x81,
+	0x46, 0xbe, 0x75, 0x7d, 0xed, 0x7d, 0xf4, 0x3d, 0xbf, 0x3b, 0xb2, 0xa0, 0xa6, 0xfe, 0x8a, 0x98,
+	0xb8, 0x54, 0xef, 0x64, 0xb0, 0x5b, 0x05, 0x4c, 0x1b, 0x97, 0x09, 0x5c, 0x61, 0xec, 0xbb, 0x8b,
+	0x1b, 0xa3, 0xf5, 0xf4, 0xc6, 0x68, 0x3d, 0xbb, 0x31, 0x5a, 0x3f, 0xa6, 0x06, 0x58, 0xa4, 0x06,
+	0x78, 0x9a, 0x1a, 0xe0, 0x59, 0x6a, 0x80, 0xbf, 0x53, 0x03, 0xfc, 0xf2, 0x8f, 0xd1, 0xfa, 0xe6,
+	0xb8, 0x70, 0xfd, 0xbf, 0x00, 0x00, 0x00, 0xff, 0xff, 0xd1, 0x99, 0xaf, 0xff, 0x74, 0x0b, 0x00,
+	0x00,
 }

staging/src/k8s.io/api/rbac/v1beta1/generated.proto

@@ -21,6 +21,7 @@ syntax = 'proto2';
 
 package k8s.io.api.rbac.v1beta1;
 
+import "k8s.io/api/rbac/v1alpha1/generated.proto";
 import "k8s.io/apimachinery/pkg/apis/meta/v1/generated.proto";
 import "k8s.io/apimachinery/pkg/runtime/generated.proto";
 import "k8s.io/apimachinery/pkg/runtime/schema/generated.proto";
@@ -29,6 +30,14 @@ import "k8s.io/apimachinery/pkg/util/intstr/generated.proto";
 // Package-wide variables from generator "generated".
 option go_package = "v1beta1";
 
+// AggregationRule describes how to locate ClusterRoles to aggregate into the ClusterRole
+message AggregationRule {
+  // ClusterRoleSelectors holds a list of selectors which will be used to find ClusterRoles and create the rules.
+  // If any of the selectors match, then the ClusterRole's permissions will be added
+  // +optional
+  repeated k8s.io.apimachinery.pkg.apis.meta.v1.LabelSelector clusterRoleSelectors = 1;
+}
+
 // ClusterRole is a cluster level, logical grouping of PolicyRules that can be referenced as a unit by a RoleBinding or ClusterRoleBinding.
 message ClusterRole {
   // Standard object's metadata.
@@ -37,6 +46,12 @@ message ClusterRole {
 
   // Rules holds all the PolicyRules for this ClusterRole
   repeated PolicyRule rules = 2;
+
+  // AggregationRule is an optional field that describes how to build the Rules for this ClusterRole.
+  // If AggregationRule is set, then the Rules are controller managed and direct changes to Rules will be
+  // stomped by the controller.
+  // +optional
+  optional AggregationRule aggregationRule = 3;
 }
 
 // ClusterRoleBinding references a ClusterRole, but not contain it.  It can reference a ClusterRole in the global namespace,

staging/src/k8s.io/api/rbac/v1beta1/types.go

@@ -171,6 +171,19 @@ type ClusterRole struct {
 
 	// Rules holds all the PolicyRules for this ClusterRole
 	Rules []PolicyRule `json:"rules" protobuf:"bytes,2,rep,name=rules"`
+	// AggregationRule is an optional field that describes how to build the Rules for this ClusterRole.
+	// If AggregationRule is set, then the Rules are controller managed and direct changes to Rules will be
+	// stomped by the controller.
+	// +optional
+	AggregationRule *AggregationRule `json:"aggregationRule,omitempty" protobuf:"bytes,3,opt,name=aggregationRule"`
+}
+
+// AggregationRule describes how to locate ClusterRoles to aggregate into the ClusterRole
+type AggregationRule struct {
+	// ClusterRoleSelectors holds a list of selectors which will be used to find ClusterRoles and create the rules.
+	// If any of the selectors match, then the ClusterRole's permissions will be added
+	// +optional
+	ClusterRoleSelectors []metav1.LabelSelector `json:"clusterRoleSelectors,omitempty" protobuf:"bytes,1,rep,name=clusterRoleSelectors"`
 }
 
 // +genclient

staging/src/k8s.io/api/rbac/v1beta1/types_swagger_doc_generated.go

@@ -27,10 +27,20 @@ package v1beta1
 // Those methods can be generated by using hack/update-generated-swagger-docs.sh
 
 // AUTO-GENERATED FUNCTIONS START HERE
+var map_AggregationRule = map[string]string{
+	"": "AggregationRule describes how to locate ClusterRoles to aggregate into the ClusterRole",
+	"clusterRoleSelectors": "ClusterRoleSelectors holds a list of selectors which will be used to find ClusterRoles and create the rules. If any of the selectors match, then the ClusterRole's permissions will be added",
+}
+
+func (AggregationRule) SwaggerDoc() map[string]string {
+	return map_AggregationRule
+}
+
 var map_ClusterRole = map[string]string{
-	"":         "ClusterRole is a cluster level, logical grouping of PolicyRules that can be referenced as a unit by a RoleBinding or ClusterRoleBinding.",
-	"metadata": "Standard object's metadata.",
-	"rules":    "Rules holds all the PolicyRules for this ClusterRole",
+	"":                "ClusterRole is a cluster level, logical grouping of PolicyRules that can be referenced as a unit by a RoleBinding or ClusterRoleBinding.",
+	"metadata":        "Standard object's metadata.",
+	"rules":           "Rules holds all the PolicyRules for this ClusterRole",
+	"aggregationRule": "AggregationRule is an optional field that describes how to build the Rules for this ClusterRole. If AggregationRule is set, then the Rules are controller managed and direct changes to Rules will be stomped by the controller.",
 }
 
 func (ClusterRole) SwaggerDoc() map[string]string {

staging/src/k8s.io/api/rbac/v1beta1/zz_generated.deepcopy.go

@@ -21,9 +21,33 @@ limitations under the License.
 package v1beta1
 
 import (
+	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	runtime "k8s.io/apimachinery/pkg/runtime"
 )
 
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *AggregationRule) DeepCopyInto(out *AggregationRule) {
+	*out = *in
+	if in.ClusterRoleSelectors != nil {
+		in, out := &in.ClusterRoleSelectors, &out.ClusterRoleSelectors
+		*out = make([]v1.LabelSelector, len(*in))
+		for i := range *in {
+			(*in)[i].DeepCopyInto(&(*out)[i])
+		}
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new AggregationRule.
+func (in *AggregationRule) DeepCopy() *AggregationRule {
+	if in == nil {
+		return nil
+	}
+	out := new(AggregationRule)
+	in.DeepCopyInto(out)
+	return out
+}
+
 // DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
 func (in *ClusterRole) DeepCopyInto(out *ClusterRole) {
 	*out = *in
@@ -36,6 +60,15 @@ func (in *ClusterRole) DeepCopyInto(out *ClusterRole) {
 			(*in)[i].DeepCopyInto(&(*out)[i])
 		}
 	}
+	if in.AggregationRule != nil {
+		in, out := &in.AggregationRule, &out.AggregationRule
+		if *in == nil {
+			*out = nil
+		} else {
+			*out = new(AggregationRule)
+			(*in).DeepCopyInto(*out)
+		}
+	}
 	return
 }