/
permissions.py
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/
permissions.py
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# -*- coding: utf-8 -*-
#
# Copyright © 2011 Red Hat, Inc.
#
# This software is licensed to you under the GNU General Public
# License as published by the Free Software Foundation; either version
# 2 of the License (GPLv2) or (at your option) any later version.
# There is NO WARRANTY for this software, express or implied,
# including the implied warranties of MERCHANTABILITY,
# NON-INFRINGEMENT, or FITNESS FOR A PARTICULAR PURPOSE. You should
# have received a copy of GPLv2 along with this software; if not, see
# http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
import web
import pulp.server.managers.factory as managers
from pulp.server.auth.authorization import (READ, EXECUTE)
from pulp.server.webservices.controllers.base import JSONController
from pulp.server.webservices.controllers.decorators import auth_required
import pulp.server.exceptions as exceptions
class PermissionCollection(JSONController):
# Scope: Resource
# GET: Get permissions for a particular resource
@auth_required(READ)
def GET(self):
query_params = web.input()
resource = query_params.get('resource', None)
permissions = []
if resource is None:
permissions = managers.permission_query_manager().find_all()
else:
permission = managers.permission_query_manager().find_by_resource(resource)
if permission is not None:
permissions = [permission]
for permission in permissions:
# Isolate the database schema change to behind the api. This should be transparent
users = {}
for item in permission['users']:
users[item['username']] = item['permissions']
permission['users'] = users
permission_manager = managers.permission_manager()
for user, ops in users.items():
users[user] = [permission_manager.operation_value_to_name(o) for o in ops]
return self.ok(permissions)
class GrantToUser(JSONController):
# Scope: Action
# POST: Grant permission to user
@auth_required(EXECUTE)
def POST(self):
# Params
params = self.params()
login = params.get('login', None)
resource = params.get('resource', None)
operation_names = params.get('operations', None)
_check_invalid_params({'login': login,
'resource': resource,
'operation_names': operation_names})
# Grant permission synchronously
permission_manager = managers.permission_manager()
operations = permission_manager.operation_names_to_values(operation_names)
return self.ok(permission_manager.grant(resource, login, operations))
class RevokeFromUser(JSONController):
# Scope: Action
# POST: Revoke permission from user
@auth_required(EXECUTE)
def POST(self):
# Params
params = self.params()
login = params.get('login', None)
resource = params.get('resource', None)
operation_names = params.get('operations', None)
_check_invalid_params({'login': login,
'resource': resource,
'operation_names': operation_names})
# Grant permission synchronously
permission_manager = managers.permission_manager()
operations = permission_manager.operation_names_to_values(operation_names)
return self.ok(permission_manager.revoke(resource, login, operations))
class GrantToRole(JSONController):
# Scope: Action
# POST: Grant permission to a role
@auth_required(EXECUTE)
def POST(self):
# Params
params = self.params()
role_id = params.get('role_id', None)
resource = params.get('resource', None)
operation_names = params.get('operations', None)
_check_invalid_params({'role_id': role_id,
'resource': resource,
'operation_names': operation_names})
# Grant permission synchronously
role_manager = managers.role_manager()
permission_manager = managers.permission_manager()
operations = permission_manager.operation_names_to_values(operation_names)
return self.ok(role_manager.add_permissions_to_role(role_id, resource, operations))
class RevokeFromRole(JSONController):
# Scope: Action
# POST: Revoke permission from a role
@auth_required(EXECUTE)
def POST(self):
# Params
params = self.params()
role_id = params.get('role_id', None)
resource = params.get('resource', None)
operation_names = params.get('operations', None)
_check_invalid_params({'role_id': role_id,
'resource': resource,
'operation_names': operation_names})
# Grant permission synchronously
role_manager = managers.role_manager()
permission_manager = managers.permission_manager()
operations = permission_manager.operation_names_to_values(operation_names)
return self.ok(role_manager.remove_permissions_from_role(role_id, resource, operations))
def _check_invalid_params(params):
# Raise InvalidValue if any of the params are None
invalid_values = []
for key, value in params.items():
if value is None:
invalid_values.append(key)
if invalid_values:
raise exceptions.InvalidValue(invalid_values)
# -- web.py application -------------------------------------------------------
urls = (
'/$', 'PermissionCollection',
'/actions/grant_to_user/$', 'GrantToUser',
'/actions/revoke_from_user/$', 'RevokeFromUser',
'/actions/grant_to_role/$', 'GrantToRole',
'/actions/revoke_from_role/$', 'RevokeFromRole')
application = web.application(urls, globals())