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Diffstat (limited to 'ufo/gluster/swift/common/constraints.py')
-rw-r--r-- | ufo/gluster/swift/common/constraints.py | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/ufo/gluster/swift/common/constraints.py b/ufo/gluster/swift/common/constraints.py deleted file mode 100644 index 11f626bb98e..00000000000 --- a/ufo/gluster/swift/common/constraints.py +++ /dev/null @@ -1,94 +0,0 @@ -# Copyright (c) 2012 Red Hat, Inc. -# -# 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. - -try: - from webob.exc import HTTPBadRequest -except ImportError: - from swift.common.swob import HTTPBadRequest -import swift.common.constraints -import swift.common.ring as _ring -from gluster.swift.common import Glusterfs, ring - -if hasattr(swift.common.constraints, 'constraints_conf_int'): - MAX_OBJECT_NAME_COMPONENT_LENGTH = \ - swift.common.constraints.constraints_conf_int( - 'max_object_name_component_length', 255) -else: - MAX_OBJECT_NAME_COMPONENT_LENGTH = 255 - -def validate_obj_name_component(obj): - if len(obj) > MAX_OBJECT_NAME_COMPONENT_LENGTH: - return 'too long (%d)' % len(obj) - if obj == '.' or obj == '..': - return 'cannot be . or ..' - return '' - -# Save the original check object creation -__check_object_creation = swift.common.constraints.check_object_creation - -# Define our new one which invokes the original -def gluster_check_object_creation(req, object_name): - """ - Check to ensure that everything is alright about an object to be created. - Monkey patches swift.common.constraints.check_object_creation, invoking - the original, and then adding an additional check for individual object - name components. - - :param req: HTTP request object - :param object_name: name of object to be created - :raises HTTPRequestEntityTooLarge: the object is too large - :raises HTTPLengthRequered: missing content-length header and not - a chunked request - :raises HTTPBadRequest: missing or bad content-type header, or - bad metadata - """ - ret = __check_object_creation(req, object_name) - - if ret is None: - for obj in object_name.split('/'): - reason = validate_obj_name_component(obj) - if reason: - bdy = 'Invalid object name "%s", component "%s" %s' \ - % (object_name, obj, reason) - ret = HTTPBadRequest(body=bdy, - request=req, - content_type='text/plain') - - return ret - -# Replace the original check object creation with ours -swift.common.constraints.check_object_creation = gluster_check_object_creation - -# Save the original check mount -__check_mount = swift.common.constraints.check_mount - -# Define our new one which invokes the original -def gluster_check_mount(root, drive): - # FIXME: Potential performance optimization here to not call the original - # check mount which makes two stat calls. We could do what they do with - # just one. - if __check_mount(root, drive): - return True - - return Glusterfs.mount(root, drive) - -# Replace the original check mount with ours -swift.common.constraints.check_mount = gluster_check_mount - -# Save the original Ring class -__Ring = _ring.Ring - -# Replace the original Ring class -_ring.Ring = ring.Ring |