Adding Rackspace delegates
diff --git a/rackspace/identity/v2/roles/delegate.go b/rackspace/identity/v2/roles/delegate.go
new file mode 100644
index 0000000..7ce7bc1
--- /dev/null
+++ b/rackspace/identity/v2/roles/delegate.go
@@ -0,0 +1,53 @@
+package roles
+
+import (
+ "github.com/racker/perigee"
+ "github.com/rackspace/gophercloud"
+ "github.com/rackspace/gophercloud/pagination"
+
+ os "github.com/rackspace/gophercloud/openstack/identity/v2/extensions/admin/roles"
+)
+
+// List is the operation responsible for listing all available global roles
+// that a user can adopt.
+func List(client *gophercloud.ServiceClient) pagination.Pager {
+ return os.List(client)
+}
+
+// AddUserRole is the operation responsible for assigning a particular role to
+// a user. This is confined to the scope of the user's tenant - so the tenant
+// ID is a required argument.
+func AddUserRole(client *gophercloud.ServiceClient, userID, roleID string) UserRoleResult {
+ var result UserRoleResult
+
+ _, result.Err = perigee.Request("PUT", userRoleURL(client, userID, roleID), perigee.Options{
+ MoreHeaders: client.AuthenticatedHeaders(),
+ OkCodes: []int{201},
+ })
+
+ return result
+}
+
+// DeleteUserRole is the operation responsible for deleting a particular role
+// from a user. This is confined to the scope of the user's tenant - so the
+// tenant ID is a required argument.
+func DeleteUserRole(client *gophercloud.ServiceClient, userID, roleID string) UserRoleResult {
+ var result UserRoleResult
+
+ _, result.Err = perigee.Request("DELETE", userRoleURL(client, userID, roleID), perigee.Options{
+ MoreHeaders: client.AuthenticatedHeaders(),
+ OkCodes: []int{204},
+ })
+
+ return result
+}
+
+// UserRoleResult represents the result of either an AddUserRole or
+// a DeleteUserRole operation.
+type UserRoleResult struct {
+ gophercloud.ErrResult
+}
+
+func userRoleURL(c *gophercloud.ServiceClient, userID, roleID string) string {
+ return c.ServiceURL(os.UserPath, userID, os.ExtPath, roleID)
+}