-#\r
-# Copyright (c) 2011 Greek Research and Technology Network\r
-#\r
-\r
-from django.http import HttpResponse\r
-from django.template.loader import render_to_string\r
-from django.utils import simplejson as json\r
-from django.utils.http import http_date, parse_etags\r
-\r
-try:\r
- from django.utils.http import parse_http_date_safe\r
-except:\r
- from pithos.api.compat import parse_http_date_safe\r
-\r
-from pithos.api.faults import Fault, NotModified, BadRequest, Unauthorized, ItemNotFound, Conflict, LengthRequired, PreconditionFailed, RangeNotSatisfiable, UnprocessableEntity\r
-from pithos.api.util import get_meta, get_range, api_method\r
-from pithos.backends.dummy import BackEnd\r
-\r
-import os\r
-import datetime\r
-import logging\r
-\r
-from settings import PROJECT_PATH\r
-STORAGE_PATH = os.path.join(PROJECT_PATH, 'data')\r
-\r
-logger = logging.getLogger(__name__)\r
-\r
-@api_method('GET')\r
-def authenticate(request):\r
- # Normal Response Codes: 204\r
- # Error Response Codes: serviceUnavailable (503),\r
- # unauthorized (401),\r
- # badRequest (400)\r
- \r
- x_auth_user = request.META.get('HTTP_X_AUTH_USER')\r
- x_auth_key = request.META.get('HTTP_X_AUTH_KEY')\r
- \r
- if not x_auth_user or not x_auth_key:\r
- raise BadRequest('Missing auth user or key.')\r
- \r
- response = HttpResponse(status = 204)\r
- response['X-Auth-Token'] = '0000'\r
- response['X-Storage-Url'] = os.path.join(request.build_absolute_uri(), 'demo')\r
- return response\r
-\r
-def account_demux(request, v_account):\r
- if request.method == 'HEAD':\r
- return account_meta(request, v_account)\r
- elif request.method == 'GET':\r
- return container_list(request, v_account)\r
- elif request.method == 'POST':\r
- return account_update(request, v_account)\r
- else:\r
- return method_not_allowed(request)\r
-\r
-def container_demux(request, v_account, v_container):\r
- if request.method == 'HEAD':\r
- return container_meta(request, v_account, v_container)\r
- elif request.method == 'GET':\r
- return object_list(request, v_account, v_container)\r
- elif request.method == 'PUT':\r
- return container_create(request, v_account, v_container)\r
- elif request.method == 'POST':\r
- return container_update(request, v_account, v_container)\r
- elif request.method == 'DELETE':\r
- return container_delete(request, v_account, v_container)\r
- else:\r
- return method_not_allowed(request)\r
-\r
-def object_demux(request, v_account, v_container, v_object):\r
- if request.method == 'HEAD':\r
- return object_meta(request, v_account, v_container, v_object)\r
- elif request.method == 'GET':\r
- return object_read(request, v_account, v_container, v_object)\r
- elif request.method == 'PUT':\r
- return object_write(request, v_account, v_container, v_object)\r
- elif request.method == 'COPY':\r
- return object_copy(request, v_account, v_container, v_object)\r
- elif request.method == 'POST':\r
- return object_update(request, v_account, v_container, v_object)\r
- elif request.method == 'DELETE':\r
- return object_delete(request, v_account, v_container, v_object)\r
- else:\r
- return method_not_allowed(request)\r
-\r
-@api_method('HEAD')\r
-def account_meta(request, v_account):\r
- # Normal Response Codes: 204\r
- # Error Response Codes: serviceUnavailable (503),\r
- # unauthorized (401),\r
- # badRequest (400)\r
- \r
- be = BackEnd(STORAGE_PATH)\r
- try:\r
- info = be.get_account_meta(request.user)\r
- except NameError:\r
- info = {'count': 0, 'bytes': 0}\r
- \r
- response = HttpResponse(status = 204)\r
- response['X-Account-Container-Count'] = info['count']\r
- response['X-Account-Bytes-Used'] = info['bytes']\r
- for k in [x for x in info.keys() if x.startswith('X-Account-Meta-')]:\r
- response[k.encode('utf-8')] = info[k].encode('utf-8')\r
- \r
- return response\r
-\r
-@api_method('POST')\r
-def account_update(request, v_account):\r
- # Normal Response Codes: 202\r
- # Error Response Codes: serviceUnavailable (503),\r
- # itemNotFound (404),\r
- # unauthorized (401),\r
- # badRequest (400)\r
- \r
- meta = get_meta(request, 'X-Account-Meta-')\r
- \r
- be = BackEnd(STORAGE_PATH)\r
- be.update_account_meta(request.user, meta)\r
- \r
- return HttpResponse(status = 202)\r
-\r
-@api_method('GET', format_allowed = True)\r
-def container_list(request, v_account):\r
- # Normal Response Codes: 200, 204\r
- # Error Response Codes: serviceUnavailable (503),\r
- # itemNotFound (404),\r
- # unauthorized (401),\r
- # badRequest (400)\r
- \r
- marker = request.GET.get('marker')\r
- limit = request.GET.get('limit')\r
- if limit:\r
- try:\r
- limit = int(limit)\r
- except ValueError:\r
- limit = 10000\r
- \r
- be = BackEnd(STORAGE_PATH)\r
- try:\r
- containers = be.list_containers(request.user, marker, limit)\r
- except NameError:\r
- containers = []\r
- \r
- if request.serialization == 'text':\r
- if len(containers) == 0:\r
- # The cloudfiles python bindings expect 200 if json/xml.\r
- return HttpResponse(status = 204)\r
- return HttpResponse('\n'.join(containers), status = 200)\r
- \r
- # TODO: Do this with a backend parameter?\r
- try:\r
- containers = [be.get_container_meta(request.user, x) for x in containers]\r
- except NameError:\r
- raise ItemNotFound()\r
- if request.serialization == 'xml':\r
- data = render_to_string('containers.xml', {'account': request.user, 'containers': containers})\r
- elif request.serialization == 'json':\r
- data = json.dumps(containers)\r
- return HttpResponse(data, status = 200)\r
-\r
-@api_method('HEAD')\r
-def container_meta(request, v_account, v_container):\r
- # Normal Response Codes: 204\r
- # Error Response Codes: serviceUnavailable (503),\r
- # itemNotFound (404),\r
- # unauthorized (401),\r
- # badRequest (400)\r
- \r
- be = BackEnd(STORAGE_PATH)\r
- try:\r
- info = be.get_container_meta(request.user, v_container)\r
- except NameError:\r
- raise ItemNotFound()\r
- \r
- response = HttpResponse(status = 204)\r
- response['X-Container-Object-Count'] = info['count']\r
- response['X-Container-Bytes-Used'] = info['bytes']\r
- for k in [x for x in info.keys() if x.startswith('X-Container-Meta-')]:\r
- response[k.encode('utf-8')] = info[k].encode('utf-8')\r
- \r
- return response\r
-\r
-@api_method('PUT')\r
-def container_create(request, v_account, v_container):\r
- # Normal Response Codes: 201, 202\r
- # Error Response Codes: serviceUnavailable (503),\r
- # itemNotFound (404),\r
- # unauthorized (401),\r
- # badRequest (400)\r
- \r
- meta = get_meta(request, 'X-Container-Meta-')\r
- \r
- be = BackEnd(STORAGE_PATH)\r
- try:\r
- be.create_container(request.user, v_container)\r
- ret = 201\r
- except NameError:\r
- ret = 202\r
- \r
- if len(meta) > 0:\r
- be.update_container_meta(request.user, v_container, meta)\r
- \r
- return HttpResponse(status = ret)\r
-\r
-@api_method('POST')\r
-def container_update(request, v_account, v_container):\r
- # Normal Response Codes: 202\r
- # Error Response Codes: serviceUnavailable (503),\r
- # itemNotFound (404),\r
- # unauthorized (401),\r
- # badRequest (400)\r
- \r
- meta = get_meta(request, 'X-Container-Meta-')\r
- \r
- be = BackEnd(STORAGE_PATH)\r
- try:\r
- be.update_container_meta(request.user, v_container, meta)\r
- except NameError:\r
- raise ItemNotFound()\r
- \r
- return HttpResponse(status = 202)\r
-\r
-@api_method('DELETE')\r
-def container_delete(request, v_account, v_container):\r
- # Normal Response Codes: 204\r
- # Error Response Codes: serviceUnavailable (503),\r
- # conflict (409),\r
- # itemNotFound (404),\r
- # unauthorized (401),\r
- # badRequest (400)\r
- \r
- be = BackEnd(STORAGE_PATH)\r
- try:\r
- be.delete_container(request.user, v_container)\r
- except NameError:\r
- raise ItemNotFound()\r
- except IndexError:\r
- raise Conflict()\r
- return HttpResponse(status = 204)\r
-\r
-@api_method('GET', format_allowed = True)\r
-def object_list(request, v_account, v_container):\r
- # Normal Response Codes: 200, 204\r
- # Error Response Codes: serviceUnavailable (503),\r
- # itemNotFound (404),\r
- # unauthorized (401),\r
- # badRequest (400)\r
- \r
- path = request.GET.get('path')\r
- prefix = request.GET.get('prefix')\r
- delimiter = request.GET.get('delimiter')\r
- \r
- # TODO: Check if the cloudfiles python bindings expect the results with the prefix.\r
- # Path overrides prefix and delimiter.\r
- if path:\r
- prefix = path\r
- delimiter = '/'\r
- # Naming policy.\r
- if prefix and delimiter:\r
- prefix = prefix + delimiter\r
- if not prefix:\r
- prefix = ''\r
- \r
- marker = request.GET.get('marker')\r
- limit = request.GET.get('limit')\r
- if limit:\r
- try:\r
- limit = int(limit)\r
- except ValueError:\r
- limit = 10000\r
- \r
- be = BackEnd(STORAGE_PATH)\r
- try:\r
- objects = be.list_objects(request.user, v_container, prefix, delimiter, marker, limit)\r
- except NameError:\r
- raise ItemNotFound()\r
- \r
- if request.serialization == 'text':\r
- if len(objects) == 0:\r
- # The cloudfiles python bindings expect 200 if json/xml.\r
- return HttpResponse(status = 204)\r
- return HttpResponse('\n'.join(objects), status = 200)\r
- \r
- # TODO: Do this with a backend parameter?\r
- try:\r
- objects = [be.get_object_meta(request.user, v_container, x) for x in objects]\r
- except NameError:\r
- raise ItemNotFound()\r
- # Format dates.\r
- for x in objects:\r
- if x.has_key('last_modified'):\r
- x['last_modified'] = datetime.datetime.fromtimestamp(x['last_modified']).isoformat()\r
- if request.serialization == 'xml':\r
- data = render_to_string('objects.xml', {'container': v_container, 'objects': objects})\r
- elif request.serialization == 'json':\r
- data = json.dumps(objects)\r
- return HttpResponse(data, status = 200)\r
-\r
-@api_method('HEAD')\r
-def object_meta(request, v_account, v_container, v_object):\r
- # Normal Response Codes: 204\r
- # Error Response Codes: serviceUnavailable (503),\r
- # itemNotFound (404),\r
- # unauthorized (401),\r
- # badRequest (400)\r
- \r
- be = BackEnd(STORAGE_PATH)\r
- try:\r
- info = be.get_object_meta(request.user, v_container, v_object)\r
- except NameError:\r
- raise ItemNotFound()\r
- \r
- response = HttpResponse(status = 204)\r
- response['ETag'] = info['hash']\r
- response['Content-Length'] = info['bytes']\r
- response['Content-Type'] = info['content_type']\r
- response['Last-Modified'] = http_date(info['last_modified'])\r
- for k in [x for x in info.keys() if x.startswith('X-Object-Meta-')]:\r
- response[k.encode('utf-8')] = info[k].encode('utf-8')\r
- \r
- return response\r
-\r
-@api_method('GET')\r
-def object_read(request, v_account, v_container, v_object):\r
- # Normal Response Codes: 200, 206\r
- # Error Response Codes: serviceUnavailable (503),\r
- # rangeNotSatisfiable (416),\r
- # preconditionFailed (412),\r
- # itemNotFound (404),\r
- # unauthorized (401),\r
- # badRequest (400),\r
- # notModified (304)\r
- \r
- be = BackEnd(STORAGE_PATH)\r
- try:\r
- info = be.get_object_meta(request.user, v_container, v_object)\r
- except NameError:\r
- raise ItemNotFound()\r
- \r
- # TODO: Check if the cloudfiles python bindings expect hash/content_type/last_modified on range requests.\r
- response = HttpResponse()\r
- response['ETag'] = info['hash']\r
- response['Content-Type'] = info['content_type']\r
- response['Last-Modified'] = http_date(info['last_modified'])\r
- \r
- # Range handling.\r
- range = get_range(request)\r
- if range is not None:\r
- offset, length = range\r
- if length:\r
- if offset + length > info['bytes']:\r
- raise RangeNotSatisfiable()\r
- else:\r
- if offset > info['bytes']:\r
- raise RangeNotSatisfiable()\r
- if not length:\r
- length = -1\r
- \r
- response['Content-Length'] = length \r
- response.status_code = 206\r
- else:\r
- offset = 0\r
- length = -1\r
- \r
- response['Content-Length'] = info['bytes']\r
- response.status_code = 200\r
- \r
- # Conditions (according to RFC2616 must be evaluated at the end).\r
- # TODO: Check etag/date conditions.\r
- if_match = request.META.get('HTTP_IF_MATCH')\r
- if if_match is not None and if_match != '*':\r
- if info['hash'] not in parse_etags(if_match):\r
- raise PreconditionFailed()\r
- \r
- if_none_match = request.META.get('HTTP_IF_NONE_MATCH')\r
- if if_none_match is not None:\r
- if if_none_match == '*' or info['hash'] in parse_etags(if_none_match):\r
- raise NotModified()\r
- \r
- if_modified_since = request.META.get('HTTP_IF_MODIFIED_SINCE')\r
- if if_modified_since is not None:\r
- if_modified_since = parse_http_date_safe(if_modified_since)\r
- if if_modified_since is not None and info['last_modified'] <= if_modified_since:\r
- raise NotModified()\r
-\r
- if_unmodified_since = request.META.get('HTTP_IF_UNMODIFIED_SINCE')\r
- if if_unmodified_since is not None:\r
- if_unmodified_since = parse_http_date_safe(if_unmodified_since)\r
- if if_unmodified_since is not None and info['last_modified'] > if_unmodified_since:\r
- raise PreconditionFailed()\r
- \r
- try:\r
- response.content = be.get_object(request.user, v_container, v_object, offset, length)\r
- except NameError:\r
- raise ItemNotFound()\r
- \r
- return response\r
-\r
-@api_method('PUT')\r
-def object_write(request, v_account, v_container, v_object):\r
- # Normal Response Codes: 201\r
- # Error Response Codes: serviceUnavailable (503),\r
- # unprocessableEntity (422),\r
- # lengthRequired (411),\r
- # itemNotFound (404),\r
- # unauthorized (401),\r
- # badRequest (400)\r
- \r
- be = BackEnd(STORAGE_PATH)\r
- \r
- copy_from = request.META.get('HTTP_X_COPY_FROM')\r
- if copy_from:\r
- parts = copy_from.split('/')\r
- if len(parts) < 3 or parts[0] != '':\r
- raise BadRequest('Bad X-Copy-From path.')\r
- copy_container = parts[1]\r
- copy_name = '/'.join(parts[2:])\r
- \r
- try:\r
- info = be.get_object_meta(request.user, copy_container, copy_name)\r
- except NameError:\r
- raise ItemNotFound()\r
- \r
- content_length = request.META.get('CONTENT_LENGTH')\r
- content_type = request.META.get('CONTENT_TYPE')\r
- # TODO: Why is this required? Copy this ammount?\r
- if not content_length:\r
- raise LengthRequired()\r
- if content_type:\r
- info['content_type'] = content_type\r
- \r
- meta = get_meta(request, 'X-Object-Meta-')\r
- info.update(meta)\r
- \r
- try:\r
- be.copy_object(request.user, copy_container, copy_name, v_container, v_object)\r
- be.update_object_meta(request.user, v_container, v_object, info)\r
- except NameError:\r
- raise ItemNotFound()\r
- \r
- response = HttpResponse(status = 201)\r
- else:\r
- content_length = request.META.get('CONTENT_LENGTH')\r
- content_type = request.META.get('CONTENT_TYPE')\r
- if not content_length or not content_type:\r
- raise LengthRequired()\r
- \r
- info = {'content_type': content_type}\r
- meta = get_meta(request, 'X-Object-Meta-')\r
- info.update(meta)\r
- \r
- data = request.raw_post_data\r
- try:\r
- be.update_object(request.user, v_container, v_object, data)\r
- be.update_object_meta(request.user, v_container, v_object, info)\r
- except NameError:\r
- raise ItemNotFound()\r
- \r
- # TODO: Check before update?\r
- info = be.get_object_meta(request.user, v_container, v_object)\r
- etag = request.META.get('HTTP_ETAG')\r
- if etag:\r
- etag = parse_etags(etag)[0] # TODO: Unescape properly.\r
- if etag != info['hash']:\r
- be.delete_object(request.user, v_container, v_object)\r
- raise UnprocessableEntity()\r
- \r
- response = HttpResponse(status = 201)\r
- response['ETag'] = info['hash']\r
- \r
- return response\r
-\r
-@api_method('COPY')\r
-def object_copy(request, v_account, v_container, v_object):\r
- # Normal Response Codes: 201\r
- # Error Response Codes: serviceUnavailable (503),\r
- # itemNotFound (404),\r
- # unauthorized (401),\r
- # badRequest (400)\r
- \r
- destination = request.META.get('HTTP_DESTINATION')\r
- if not destination:\r
- raise BadRequest('Missing Destination.');\r
- \r
- parts = destination.split('/')\r
- if len(parts) < 3 or parts[0] != '':\r
- raise BadRequest('Bad Destination path.')\r
- dest_container = parts[1]\r
- dest_name = '/'.join(parts[2:])\r
- \r
- be = BackEnd(STORAGE_PATH)\r
- try:\r
- info = be.get_object_meta(request.user, v_container, v_object)\r
- except NameError:\r
- raise ItemNotFound()\r
- \r
- content_type = request.META.get('CONTENT_TYPE')\r
- if content_type:\r
- info['content_type'] = content_type\r
- meta = get_meta(request, 'X-Object-Meta-')\r
- info.update(meta)\r
- \r
- try:\r
- be.copy_object(request.user, v_container, v_object, dest_container, dest_name)\r
- be.update_object_meta(request.user, dest_container, dest_name, info)\r
- except NameError:\r
- raise ItemNotFound()\r
- \r
- response = HttpResponse(status = 201)\r
-\r
-@api_method('POST')\r
-def object_update(request, v_account, v_container, v_object):\r
- # Normal Response Codes: 202\r
- # Error Response Codes: serviceUnavailable (503),\r
- # itemNotFound (404),\r
- # unauthorized (401),\r
- # badRequest (400)\r
- \r
- meta = get_meta(request, 'X-Object-Meta-')\r
- \r
- be = BackEnd(STORAGE_PATH)\r
- try:\r
- be.update_object_meta(request.user, v_container, v_object, meta)\r
- except NameError:\r
- raise ItemNotFound()\r
- \r
- return HttpResponse(status = 202)\r
-\r
-@api_method('DELETE')\r
-def object_delete(request, v_account, v_container, v_object):\r
- # Normal Response Codes: 204\r
- # Error Response Codes: serviceUnavailable (503),\r
- # itemNotFound (404),\r
- # unauthorized (401),\r
- # badRequest (400)\r
- \r
- be = BackEnd(STORAGE_PATH)\r
- try:\r
- be.delete_object(request.user, v_container, v_object)\r
- except NameError:\r
- raise ItemNotFound()\r
- return HttpResponse(status = 204)\r
-\r
-@api_method()\r
-def method_not_allowed(request):\r
- raise BadRequest('Method not allowed.')\r
+# Copyright 2011 GRNET S.A. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or
+# without modification, are permitted provided that the following
+# conditions are met:
+#
+# 1. Redistributions of source code must retain the above
+# copyright notice, this list of conditions and the following
+# disclaimer.
+#
+# 2. Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following
+# disclaimer in the documentation and/or other materials
+# provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
+# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
+# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+#
+# The views and conclusions contained in the software and
+# documentation are those of the authors and should not be
+# interpreted as representing official policies, either expressed
+# or implied, of GRNET S.A.
+
+import logging
+import hashlib
+
+from django.conf import settings
+from django.http import HttpResponse
+from django.template.loader import render_to_string
+from django.utils import simplejson as json
+from django.utils.http import parse_etags
+from django.utils.encoding import smart_str
+from xml.dom import minidom
+
+from pithos.lib.filter import parse_filters
+
+from pithos.api.faults import (Fault, NotModified, BadRequest, Unauthorized, Forbidden, ItemNotFound, Conflict,
+ LengthRequired, PreconditionFailed, RequestEntityTooLarge, RangeNotSatisfiable, UnprocessableEntity)
+from pithos.api.util import (rename_meta_key, format_header_key, printable_header_dict, get_account_headers,
+ put_account_headers, get_container_headers, put_container_headers, get_object_headers, put_object_headers,
+ update_manifest_meta, update_sharing_meta, update_public_meta, validate_modification_preconditions,
+ validate_matching_preconditions, split_container_object_string, copy_or_move_object,
+ get_int_parameter, get_content_length, get_content_range, socket_read_iterator, SaveToBackendHandler,
+ object_data_response, put_object_block, hashmap_hash, api_method, json_encode_decimal)
+from pithos.backends.base import NotAllowedError, QuotaError
+
+
+logger = logging.getLogger(__name__)
+
+
+def top_demux(request):
+ if request.method == 'GET':
+ if getattr(request, 'user', None) is not None:
+ return account_list(request)
+ return authenticate(request)
+ else:
+ return method_not_allowed(request)
+
+def account_demux(request, v_account):
+ if request.method == 'HEAD':
+ return account_meta(request, v_account)
+ elif request.method == 'POST':
+ return account_update(request, v_account)
+ elif request.method == 'GET':
+ return container_list(request, v_account)
+ else:
+ return method_not_allowed(request)
+
+def container_demux(request, v_account, v_container):
+ if request.method == 'HEAD':
+ return container_meta(request, v_account, v_container)
+ elif request.method == 'PUT':
+ return container_create(request, v_account, v_container)
+ elif request.method == 'POST':
+ return container_update(request, v_account, v_container)
+ elif request.method == 'DELETE':
+ return container_delete(request, v_account, v_container)
+ elif request.method == 'GET':
+ return object_list(request, v_account, v_container)
+ else:
+ return method_not_allowed(request)
+
+def object_demux(request, v_account, v_container, v_object):
+ if request.method == 'HEAD':
+ return object_meta(request, v_account, v_container, v_object)
+ elif request.method == 'GET':
+ return object_read(request, v_account, v_container, v_object)
+ elif request.method == 'PUT':
+ return object_write(request, v_account, v_container, v_object)
+ elif request.method == 'COPY':
+ return object_copy(request, v_account, v_container, v_object)
+ elif request.method == 'MOVE':
+ return object_move(request, v_account, v_container, v_object)
+ elif request.method == 'POST':
+ if request.META.get('CONTENT_TYPE', '').startswith('multipart/form-data'):
+ return object_write_form(request, v_account, v_container, v_object)
+ return object_update(request, v_account, v_container, v_object)
+ elif request.method == 'DELETE':
+ return object_delete(request, v_account, v_container, v_object)
+ else:
+ return method_not_allowed(request)
+
+@api_method('GET', user_required=False)
+def authenticate(request):
+ # Normal Response Codes: 204
+ # Error Response Codes: serviceUnavailable (503),
+ # forbidden (403),
+ # badRequest (400)
+
+ x_auth_user = request.META.get('HTTP_X_AUTH_USER')
+ x_auth_key = request.META.get('HTTP_X_AUTH_KEY')
+ if not x_auth_user or not x_auth_key:
+ raise BadRequest('Missing X-Auth-User or X-Auth-Key header')
+ response = HttpResponse(status=204)
+
+ uri = request.build_absolute_uri()
+ if '?' in uri:
+ uri = uri[:uri.find('?')]
+
+ response['X-Auth-Token'] = x_auth_key
+ response['X-Storage-Url'] = uri + ('' if uri.endswith('/') else '/') + x_auth_user
+ return response
+
+@api_method('GET', format_allowed=True)
+def account_list(request):
+ # Normal Response Codes: 200, 204
+ # Error Response Codes: serviceUnavailable (503),
+ # badRequest (400)
+
+ response = HttpResponse()
+
+ marker = request.GET.get('marker')
+ limit = get_int_parameter(request.GET.get('limit'))
+ if not limit:
+ limit = 10000
+
+ accounts = request.backend.list_accounts(request.user_uniq, marker, limit)
+
+ if request.serialization == 'text':
+ if len(accounts) == 0:
+ # The cloudfiles python bindings expect 200 if json/xml.
+ response.status_code = 204
+ return response
+ response.status_code = 200
+ response.content = '\n'.join(accounts) + '\n'
+ return response
+
+ account_meta = []
+ for x in accounts:
+ if x == request.user_uniq:
+ continue
+ try:
+ meta = request.backend.get_account_meta(request.user_uniq, x)
+ groups = request.backend.get_account_groups(request.user_uniq, x)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ else:
+ rename_meta_key(meta, 'modified', 'last_modified')
+ rename_meta_key(meta, 'until_timestamp', 'x_account_until_timestamp')
+ m = dict([(k[15:], v) for k, v in meta.iteritems() if k.startswith('X-Account-Meta-')])
+ for k in m:
+ del(meta['X-Account-Meta-' + k])
+ if m:
+ meta['X-Account-Meta'] = printable_header_dict(m)
+ if groups:
+ meta['X-Account-Group'] = printable_header_dict(dict([(k, ','.join(v)) for k, v in groups.iteritems()]))
+ account_meta.append(printable_header_dict(meta))
+ if request.serialization == 'xml':
+ data = render_to_string('accounts.xml', {'accounts': account_meta})
+ elif request.serialization == 'json':
+ data = json.dumps(account_meta)
+ response.status_code = 200
+ response.content = data
+ return response
+
+@api_method('HEAD')
+def account_meta(request, v_account):
+ # Normal Response Codes: 204
+ # Error Response Codes: serviceUnavailable (503),
+ # forbidden (403),
+ # badRequest (400)
+
+ until = get_int_parameter(request.GET.get('until'))
+ try:
+ meta = request.backend.get_account_meta(request.user_uniq, v_account, until)
+ groups = request.backend.get_account_groups(request.user_uniq, v_account)
+ policy = request.backend.get_account_policy(request.user_uniq, v_account)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+
+ validate_modification_preconditions(request, meta)
+
+ response = HttpResponse(status=204)
+ put_account_headers(response, meta, groups, policy)
+ return response
+
+@api_method('POST')
+def account_update(request, v_account):
+ # Normal Response Codes: 202
+ # Error Response Codes: serviceUnavailable (503),
+ # forbidden (403),
+ # badRequest (400)
+
+ meta, groups = get_account_headers(request)
+ replace = True
+ if 'update' in request.GET:
+ replace = False
+ if groups:
+ try:
+ request.backend.update_account_groups(request.user_uniq, v_account,
+ groups, replace)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except ValueError:
+ raise BadRequest('Invalid groups header')
+ if meta or replace:
+ try:
+ request.backend.update_account_meta(request.user_uniq, v_account, meta,
+ replace)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ return HttpResponse(status=202)
+
+@api_method('GET', format_allowed=True)
+def container_list(request, v_account):
+ # Normal Response Codes: 200, 204
+ # Error Response Codes: serviceUnavailable (503),
+ # itemNotFound (404),
+ # forbidden (403),
+ # badRequest (400)
+
+ until = get_int_parameter(request.GET.get('until'))
+ try:
+ meta = request.backend.get_account_meta(request.user_uniq, v_account, until)
+ groups = request.backend.get_account_groups(request.user_uniq, v_account)
+ policy = request.backend.get_account_policy(request.user_uniq, v_account)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+
+ validate_modification_preconditions(request, meta)
+
+ response = HttpResponse()
+ put_account_headers(response, meta, groups, policy)
+
+ marker = request.GET.get('marker')
+ limit = get_int_parameter(request.GET.get('limit'))
+ if not limit:
+ limit = 10000
+
+ shared = False
+ if 'shared' in request.GET:
+ shared = True
+
+ try:
+ containers = request.backend.list_containers(request.user_uniq, v_account,
+ marker, limit, shared, until)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ containers = []
+
+ if request.serialization == 'text':
+ if len(containers) == 0:
+ # The cloudfiles python bindings expect 200 if json/xml.
+ response.status_code = 204
+ return response
+ response.status_code = 200
+ response.content = '\n'.join(containers) + '\n'
+ return response
+
+ container_meta = []
+ for x in containers:
+ try:
+ meta = request.backend.get_container_meta(request.user_uniq, v_account,
+ x, until)
+ policy = request.backend.get_container_policy(request.user_uniq,
+ v_account, x)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ pass
+ else:
+ rename_meta_key(meta, 'modified', 'last_modified')
+ rename_meta_key(meta, 'until_timestamp', 'x_container_until_timestamp')
+ m = dict([(k[17:], v) for k, v in meta.iteritems() if k.startswith('X-Container-Meta-')])
+ for k in m:
+ del(meta['X-Container-Meta-' + k])
+ if m:
+ meta['X-Container-Meta'] = printable_header_dict(m)
+ if policy:
+ meta['X-Container-Policy'] = printable_header_dict(dict([(k, v) for k, v in policy.iteritems()]))
+ container_meta.append(printable_header_dict(meta))
+ if request.serialization == 'xml':
+ data = render_to_string('containers.xml', {'account': v_account, 'containers': container_meta})
+ elif request.serialization == 'json':
+ data = json.dumps(container_meta)
+ response.status_code = 200
+ response.content = data
+ return response
+
+@api_method('HEAD')
+def container_meta(request, v_account, v_container):
+ # Normal Response Codes: 204
+ # Error Response Codes: serviceUnavailable (503),
+ # itemNotFound (404),
+ # forbidden (403),
+ # badRequest (400)
+
+ until = get_int_parameter(request.GET.get('until'))
+ try:
+ meta = request.backend.get_container_meta(request.user_uniq, v_account,
+ v_container, until)
+ meta['object_meta'] = request.backend.list_object_meta(request.user_uniq,
+ v_account, v_container, until)
+ policy = request.backend.get_container_policy(request.user_uniq, v_account,
+ v_container)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Container does not exist')
+
+ validate_modification_preconditions(request, meta)
+
+ response = HttpResponse(status=204)
+ put_container_headers(request, response, meta, policy)
+ return response
+
+@api_method('PUT')
+def container_create(request, v_account, v_container):
+ # Normal Response Codes: 201, 202
+ # Error Response Codes: serviceUnavailable (503),
+ # itemNotFound (404),
+ # forbidden (403),
+ # badRequest (400)
+
+ meta, policy = get_container_headers(request)
+
+ try:
+ request.backend.put_container(request.user_uniq, v_account, v_container, policy)
+ ret = 201
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except ValueError:
+ raise BadRequest('Invalid policy header')
+ except NameError:
+ ret = 202
+
+ if ret == 202 and policy:
+ try:
+ request.backend.update_container_policy(request.user_uniq, v_account,
+ v_container, policy, replace=False)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Container does not exist')
+ except ValueError:
+ raise BadRequest('Invalid policy header')
+ if meta:
+ try:
+ request.backend.update_container_meta(request.user_uniq, v_account,
+ v_container, meta, replace=False)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Container does not exist')
+
+ return HttpResponse(status=ret)
+
+@api_method('POST')
+def container_update(request, v_account, v_container):
+ # Normal Response Codes: 202
+ # Error Response Codes: serviceUnavailable (503),
+ # itemNotFound (404),
+ # forbidden (403),
+ # badRequest (400)
+
+ meta, policy = get_container_headers(request)
+ replace = True
+ if 'update' in request.GET:
+ replace = False
+ if policy:
+ try:
+ request.backend.update_container_policy(request.user_uniq, v_account,
+ v_container, policy, replace)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Container does not exist')
+ except ValueError:
+ raise BadRequest('Invalid policy header')
+ if meta or replace:
+ try:
+ request.backend.update_container_meta(request.user_uniq, v_account,
+ v_container, meta, replace)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Container does not exist')
+
+ content_length = -1
+ if request.META.get('HTTP_TRANSFER_ENCODING') != 'chunked':
+ content_length = get_int_parameter(request.META.get('CONTENT_LENGTH', 0))
+ content_type = request.META.get('CONTENT_TYPE')
+ hashmap = []
+ if content_type and content_type == 'application/octet-stream' and content_length != 0:
+ for data in socket_read_iterator(request, content_length,
+ request.backend.block_size):
+ # TODO: Raise 408 (Request Timeout) if this takes too long.
+ # TODO: Raise 499 (Client Disconnect) if a length is defined and we stop before getting this much data.
+ hashmap.append(request.backend.put_block(data))
+
+ response = HttpResponse(status=202)
+ if hashmap:
+ response.content = '\n'.join(hashmap) + '\n'
+ return response
+
+@api_method('DELETE')
+def container_delete(request, v_account, v_container):
+ # Normal Response Codes: 204
+ # Error Response Codes: serviceUnavailable (503),
+ # conflict (409),
+ # itemNotFound (404),
+ # forbidden (403),
+ # badRequest (400)
+
+ until = get_int_parameter(request.GET.get('until'))
+ try:
+ request.backend.delete_container(request.user_uniq, v_account, v_container,
+ until)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Container does not exist')
+ except IndexError:
+ raise Conflict('Container is not empty')
+ return HttpResponse(status=204)
+
+@api_method('GET', format_allowed=True)
+def object_list(request, v_account, v_container):
+ # Normal Response Codes: 200, 204
+ # Error Response Codes: serviceUnavailable (503),
+ # itemNotFound (404),
+ # forbidden (403),
+ # badRequest (400)
+
+ until = get_int_parameter(request.GET.get('until'))
+ try:
+ meta = request.backend.get_container_meta(request.user_uniq, v_account,
+ v_container, until)
+ meta['object_meta'] = request.backend.list_object_meta(request.user_uniq,
+ v_account, v_container, until)
+ policy = request.backend.get_container_policy(request.user_uniq, v_account,
+ v_container)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Container does not exist')
+
+ validate_modification_preconditions(request, meta)
+
+ response = HttpResponse()
+ put_container_headers(request, response, meta, policy)
+
+ path = request.GET.get('path')
+ prefix = request.GET.get('prefix')
+ delimiter = request.GET.get('delimiter')
+
+ # Path overrides prefix and delimiter.
+ virtual = True
+ if path:
+ prefix = path
+ delimiter = '/'
+ virtual = False
+
+ # Naming policy.
+ if prefix and delimiter:
+ prefix = prefix + delimiter
+ if not prefix:
+ prefix = ''
+ prefix = prefix.lstrip('/')
+
+ marker = request.GET.get('marker')
+ limit = get_int_parameter(request.GET.get('limit'))
+ if not limit:
+ limit = 10000
+
+ keys = request.GET.get('meta')
+ if keys:
+ keys = [smart_str(x.strip()) for x in keys.split(',') if x.strip() != '']
+ included, excluded, opers = parse_filters(keys)
+ keys = []
+ keys += [format_header_key('X-Object-Meta-' + x) for x in included]
+ keys += ['!'+format_header_key('X-Object-Meta-' + x) for x in excluded]
+ keys += ['%s%s%s' % (format_header_key('X-Object-Meta-' + k), o, v) for k, o, v in opers]
+ else:
+ keys = []
+
+ shared = False
+ if 'shared' in request.GET:
+ shared = True
+
+ try:
+ objects = request.backend.list_objects(request.user_uniq, v_account,
+ v_container, prefix, delimiter, marker,
+ limit, virtual, keys, shared, until)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Container does not exist')
+
+ if request.serialization == 'text':
+ if len(objects) == 0:
+ # The cloudfiles python bindings expect 200 if json/xml.
+ response.status_code = 204
+ return response
+ response.status_code = 200
+ response.content = '\n'.join([x[0] for x in objects]) + '\n'
+ return response
+
+ object_meta = []
+ for x in objects:
+ if x[1] is None:
+ # Virtual objects/directories.
+ object_meta.append({'subdir': x[0]})
+ else:
+ try:
+ meta = request.backend.get_object_meta(request.user_uniq, v_account,
+ v_container, x[0], x[1])
+ if until is None:
+ permissions = request.backend.get_object_permissions(
+ request.user_uniq, v_account, v_container, x[0])
+ public = request.backend.get_object_public(request.user_uniq,
+ v_account, v_container, x[0])
+ else:
+ permissions = None
+ public = None
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ pass
+ else:
+ rename_meta_key(meta, 'hash', 'x_object_hash') # Will be replaced by ETag.
+ rename_meta_key(meta, 'ETag', 'hash')
+ rename_meta_key(meta, 'modified', 'last_modified')
+ rename_meta_key(meta, 'modified_by', 'x_object_modified_by')
+ rename_meta_key(meta, 'version', 'x_object_version')
+ rename_meta_key(meta, 'version_timestamp', 'x_object_version_timestamp')
+ m = dict([(k[14:], v) for k, v in meta.iteritems() if k.startswith('X-Object-Meta-')])
+ for k in m:
+ del(meta['X-Object-Meta-' + k])
+ if m:
+ meta['X-Object-Meta'] = printable_header_dict(m)
+ update_sharing_meta(request, permissions, v_account, v_container, x[0], meta)
+ update_public_meta(public, meta)
+ object_meta.append(printable_header_dict(meta))
+ if request.serialization == 'xml':
+ data = render_to_string('objects.xml', {'container': v_container, 'objects': object_meta})
+ elif request.serialization == 'json':
+ data = json.dumps(object_meta, default=json_encode_decimal)
+ response.status_code = 200
+ response.content = data
+ return response
+
+@api_method('HEAD')
+def object_meta(request, v_account, v_container, v_object):
+ # Normal Response Codes: 204
+ # Error Response Codes: serviceUnavailable (503),
+ # itemNotFound (404),
+ # forbidden (403),
+ # badRequest (400)
+
+ version = request.GET.get('version')
+ try:
+ meta = request.backend.get_object_meta(request.user_uniq, v_account,
+ v_container, v_object, version)
+ if version is None:
+ permissions = request.backend.get_object_permissions(request.user_uniq,
+ v_account, v_container, v_object)
+ public = request.backend.get_object_public(request.user_uniq, v_account,
+ v_container, v_object)
+ else:
+ permissions = None
+ public = None
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Object does not exist')
+ except IndexError:
+ raise ItemNotFound('Version does not exist')
+
+ update_manifest_meta(request, v_account, meta)
+ update_sharing_meta(request, permissions, v_account, v_container, v_object, meta)
+ update_public_meta(public, meta)
+
+ # Evaluate conditions.
+ validate_modification_preconditions(request, meta)
+ try:
+ validate_matching_preconditions(request, meta)
+ except NotModified:
+ response = HttpResponse(status=304)
+ response['ETag'] = meta['ETag']
+ return response
+
+ response = HttpResponse(status=200)
+ put_object_headers(response, meta)
+ return response
+
+@api_method('GET', format_allowed=True)
+def object_read(request, v_account, v_container, v_object):
+ # Normal Response Codes: 200, 206
+ # Error Response Codes: serviceUnavailable (503),
+ # rangeNotSatisfiable (416),
+ # preconditionFailed (412),
+ # itemNotFound (404),
+ # forbidden (403),
+ # badRequest (400),
+ # notModified (304)
+
+ version = request.GET.get('version')
+
+ # Reply with the version list. Do this first, as the object may be deleted.
+ if version == 'list':
+ if request.serialization == 'text':
+ raise BadRequest('No format specified for version list.')
+
+ try:
+ v = request.backend.list_versions(request.user_uniq, v_account,
+ v_container, v_object)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ d = {'versions': v}
+ if request.serialization == 'xml':
+ d['object'] = v_object
+ data = render_to_string('versions.xml', d)
+ elif request.serialization == 'json':
+ data = json.dumps(d, default=json_encode_decimal)
+
+ response = HttpResponse(data, status=200)
+ response['Content-Length'] = len(data)
+ return response
+
+ try:
+ meta = request.backend.get_object_meta(request.user_uniq, v_account,
+ v_container, v_object, version)
+ if version is None:
+ permissions = request.backend.get_object_permissions(request.user_uniq,
+ v_account, v_container, v_object)
+ public = request.backend.get_object_public(request.user_uniq, v_account,
+ v_container, v_object)
+ else:
+ permissions = None
+ public = None
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Object does not exist')
+ except IndexError:
+ raise ItemNotFound('Version does not exist')
+
+ update_manifest_meta(request, v_account, meta)
+ update_sharing_meta(request, permissions, v_account, v_container, v_object, meta)
+ update_public_meta(public, meta)
+
+ # Evaluate conditions.
+ validate_modification_preconditions(request, meta)
+ try:
+ validate_matching_preconditions(request, meta)
+ except NotModified:
+ response = HttpResponse(status=304)
+ response['ETag'] = meta['ETag']
+ return response
+
+ sizes = []
+ hashmaps = []
+ if 'X-Object-Manifest' in meta:
+ try:
+ src_container, src_name = split_container_object_string('/' + meta['X-Object-Manifest'])
+ objects = request.backend.list_objects(request.user_uniq, v_account,
+ src_container, prefix=src_name, virtual=False)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except ValueError:
+ raise BadRequest('Invalid X-Object-Manifest header')
+ except NameError:
+ raise ItemNotFound('Container does not exist')
+
+ try:
+ for x in objects:
+ s, h = request.backend.get_object_hashmap(request.user_uniq,
+ v_account, src_container, x[0], x[1])
+ sizes.append(s)
+ hashmaps.append(h)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Object does not exist')
+ except IndexError:
+ raise ItemNotFound('Version does not exist')
+ else:
+ try:
+ s, h = request.backend.get_object_hashmap(request.user_uniq, v_account,
+ v_container, v_object, version)
+ sizes.append(s)
+ hashmaps.append(h)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Object does not exist')
+ except IndexError:
+ raise ItemNotFound('Version does not exist')
+
+ # Reply with the hashmap.
+ if 'hashmap' in request.GET and request.serialization != 'text':
+ size = sum(sizes)
+ hashmap = sum(hashmaps, [])
+ d = {
+ 'block_size': request.backend.block_size,
+ 'block_hash': request.backend.hash_algorithm,
+ 'bytes': size,
+ 'hashes': hashmap}
+ if request.serialization == 'xml':
+ d['object'] = v_object
+ data = render_to_string('hashes.xml', d)
+ elif request.serialization == 'json':
+ data = json.dumps(d)
+
+ response = HttpResponse(data, status=200)
+ put_object_headers(response, meta)
+ response['Content-Length'] = len(data)
+ return response
+
+ request.serialization = 'text' # Unset.
+ return object_data_response(request, sizes, hashmaps, meta)
+
+@api_method('PUT', format_allowed=True)
+def object_write(request, v_account, v_container, v_object):
+ # Normal Response Codes: 201
+ # Error Response Codes: serviceUnavailable (503),
+ # unprocessableEntity (422),
+ # lengthRequired (411),
+ # conflict (409),
+ # itemNotFound (404),
+ # forbidden (403),
+ # badRequest (400)
+
+ # Evaluate conditions.
+ if request.META.get('HTTP_IF_MATCH') or request.META.get('HTTP_IF_NONE_MATCH'):
+ try:
+ meta = request.backend.get_object_meta(request.user_uniq, v_account,
+ v_container, v_object)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ meta = {}
+ validate_matching_preconditions(request, meta)
+
+ copy_from = request.META.get('HTTP_X_COPY_FROM')
+ move_from = request.META.get('HTTP_X_MOVE_FROM')
+ if copy_from or move_from:
+ content_length = get_content_length(request) # Required by the API.
+
+ src_account = request.META.get('HTTP_X_SOURCE_ACCOUNT')
+ if not src_account:
+ src_account = request.user_uniq
+ if move_from:
+ try:
+ src_container, src_name = split_container_object_string(move_from)
+ except ValueError:
+ raise BadRequest('Invalid X-Move-From header')
+ version_id = copy_or_move_object(request, src_account, src_container, src_name,
+ v_account, v_container, v_object, move=True)
+ else:
+ try:
+ src_container, src_name = split_container_object_string(copy_from)
+ except ValueError:
+ raise BadRequest('Invalid X-Copy-From header')
+ version_id = copy_or_move_object(request, src_account, src_container, src_name,
+ v_account, v_container, v_object, move=False)
+ response = HttpResponse(status=201)
+ response['X-Object-Version'] = version_id
+ return response
+
+ meta, permissions, public = get_object_headers(request)
+ content_length = -1
+ if request.META.get('HTTP_TRANSFER_ENCODING') != 'chunked':
+ content_length = get_content_length(request)
+ # Should be BadRequest, but API says otherwise.
+ if 'Content-Type' not in meta:
+ raise LengthRequired('Missing Content-Type header')
+
+ if 'hashmap' in request.GET:
+ if request.serialization not in ('json', 'xml'):
+ raise BadRequest('Invalid hashmap format')
+
+ data = ''
+ for block in socket_read_iterator(request, content_length,
+ request.backend.block_size):
+ data = '%s%s' % (data, block)
+
+ if request.serialization == 'json':
+ d = json.loads(data)
+ if not hasattr(d, '__getitem__'):
+ raise BadRequest('Invalid data formating')
+ try:
+ hashmap = d['hashes']
+ size = int(d['bytes'])
+ except:
+ raise BadRequest('Invalid data formatting')
+ elif request.serialization == 'xml':
+ try:
+ xml = minidom.parseString(data)
+ obj = xml.getElementsByTagName('object')[0]
+ size = int(obj.attributes['bytes'].value)
+
+ hashes = xml.getElementsByTagName('hash')
+ hashmap = []
+ for hash in hashes:
+ hashmap.append(hash.firstChild.data)
+ except:
+ raise BadRequest('Invalid data formatting')
+
+ meta.update({'ETag': hashmap_hash(request, hashmap)}) # Update ETag.
+ else:
+ md5 = hashlib.md5()
+ size = 0
+ hashmap = []
+ for data in socket_read_iterator(request, content_length,
+ request.backend.block_size):
+ # TODO: Raise 408 (Request Timeout) if this takes too long.
+ # TODO: Raise 499 (Client Disconnect) if a length is defined and we stop before getting this much data.
+ size += len(data)
+ hashmap.append(request.backend.put_block(data))
+ md5.update(data)
+
+ meta['ETag'] = md5.hexdigest().lower()
+ etag = request.META.get('HTTP_ETAG')
+ if etag and parse_etags(etag)[0].lower() != meta['ETag']:
+ raise UnprocessableEntity('Object ETag does not match')
+
+ try:
+ version_id = request.backend.update_object_hashmap(request.user_uniq,
+ v_account, v_container, v_object, size, hashmap, meta,
+ True, permissions)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except IndexError, e:
+ raise Conflict('\n'.join(e.data) + '\n')
+ except NameError:
+ raise ItemNotFound('Container does not exist')
+ except ValueError:
+ raise BadRequest('Invalid sharing header')
+ except AttributeError, e:
+ raise Conflict('\n'.join(e.data) + '\n')
+ except QuotaError:
+ raise RequestEntityTooLarge('Quota exceeded')
+ if public is not None:
+ try:
+ request.backend.update_object_public(request.user_uniq, v_account,
+ v_container, v_object, public)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Object does not exist')
+
+ response = HttpResponse(status=201)
+ response['ETag'] = meta['ETag']
+ response['X-Object-Version'] = version_id
+ return response
+
+@api_method('POST')
+def object_write_form(request, v_account, v_container, v_object):
+ # Normal Response Codes: 201
+ # Error Response Codes: serviceUnavailable (503),
+ # itemNotFound (404),
+ # forbidden (403),
+ # badRequest (400)
+
+ request.upload_handlers = [SaveToBackendHandler(request)]
+ if not request.FILES.has_key('X-Object-Data'):
+ raise BadRequest('Missing X-Object-Data field')
+ file = request.FILES['X-Object-Data']
+
+ meta = {}
+ meta['Content-Type'] = file.content_type
+ meta['ETag'] = file.etag
+
+ try:
+ version_id = request.backend.update_object_hashmap(request.user_uniq,
+ v_account, v_container, v_object, file.size, file.hashmap, meta, True)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Container does not exist')
+ except QuotaError:
+ raise RequestEntityTooLarge('Quota exceeded')
+
+ response = HttpResponse(status=201)
+ response['ETag'] = meta['ETag']
+ response['X-Object-Version'] = version_id
+ return response
+
+@api_method('COPY')
+def object_copy(request, v_account, v_container, v_object):
+ # Normal Response Codes: 201
+ # Error Response Codes: serviceUnavailable (503),
+ # itemNotFound (404),
+ # forbidden (403),
+ # badRequest (400)
+
+ dest_account = request.META.get('HTTP_DESTINATION_ACCOUNT')
+ if not dest_account:
+ dest_account = request.user_uniq
+ dest_path = request.META.get('HTTP_DESTINATION')
+ if not dest_path:
+ raise BadRequest('Missing Destination header')
+ try:
+ dest_container, dest_name = split_container_object_string(dest_path)
+ except ValueError:
+ raise BadRequest('Invalid Destination header')
+
+ # Evaluate conditions.
+ if request.META.get('HTTP_IF_MATCH') or request.META.get('HTTP_IF_NONE_MATCH'):
+ src_version = request.META.get('HTTP_X_SOURCE_VERSION')
+ try:
+ meta = request.backend.get_object_meta(request.user_uniq, v_account,
+ v_container, v_object, src_version)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except (NameError, IndexError):
+ raise ItemNotFound('Container or object does not exist')
+ validate_matching_preconditions(request, meta)
+
+ version_id = copy_or_move_object(request, v_account, v_container, v_object,
+ dest_account, dest_container, dest_name, move=False)
+ response = HttpResponse(status=201)
+ response['X-Object-Version'] = version_id
+ return response
+
+@api_method('MOVE')
+def object_move(request, v_account, v_container, v_object):
+ # Normal Response Codes: 201
+ # Error Response Codes: serviceUnavailable (503),
+ # itemNotFound (404),
+ # forbidden (403),
+ # badRequest (400)
+
+ dest_account = request.META.get('HTTP_DESTINATION_ACCOUNT')
+ if not dest_account:
+ dest_account = request.user_uniq
+ dest_path = request.META.get('HTTP_DESTINATION')
+ if not dest_path:
+ raise BadRequest('Missing Destination header')
+ try:
+ dest_container, dest_name = split_container_object_string(dest_path)
+ except ValueError:
+ raise BadRequest('Invalid Destination header')
+
+ # Evaluate conditions.
+ if request.META.get('HTTP_IF_MATCH') or request.META.get('HTTP_IF_NONE_MATCH'):
+ try:
+ meta = request.backend.get_object_meta(request.user_uniq, v_account,
+ v_container, v_object)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Container or object does not exist')
+ validate_matching_preconditions(request, meta)
+
+ version_id = copy_or_move_object(request, v_account, v_container, v_object,
+ dest_account, dest_container, dest_name, move=True)
+ response = HttpResponse(status=201)
+ response['X-Object-Version'] = version_id
+ return response
+
+@api_method('POST')
+def object_update(request, v_account, v_container, v_object):
+ # Normal Response Codes: 202, 204
+ # Error Response Codes: serviceUnavailable (503),
+ # conflict (409),
+ # itemNotFound (404),
+ # forbidden (403),
+ # badRequest (400)
+
+ meta, permissions, public = get_object_headers(request)
+ content_type = meta.get('Content-Type')
+ if content_type:
+ del(meta['Content-Type']) # Do not allow changing the Content-Type.
+
+ try:
+ prev_meta = request.backend.get_object_meta(request.user_uniq, v_account,
+ v_container, v_object)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Object does not exist')
+
+ # Evaluate conditions.
+ if request.META.get('HTTP_IF_MATCH') or request.META.get('HTTP_IF_NONE_MATCH'):
+ validate_matching_preconditions(request, prev_meta)
+
+ # If replacing, keep previous values of 'Content-Type' and 'ETag'.
+ replace = True
+ if 'update' in request.GET:
+ replace = False
+ if replace:
+ for k in ('Content-Type', 'ETag'):
+ if k in prev_meta:
+ meta[k] = prev_meta[k]
+
+ # A Content-Type or X-Source-Object header indicates data updates.
+ src_object = request.META.get('HTTP_X_SOURCE_OBJECT')
+ if (not content_type or content_type != 'application/octet-stream') and not src_object:
+ response = HttpResponse(status=202)
+
+ # Do permissions first, as it may fail easier.
+ if permissions is not None:
+ try:
+ request.backend.update_object_permissions(request.user_uniq,
+ v_account, v_container, v_object, permissions)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Object does not exist')
+ except ValueError:
+ raise BadRequest('Invalid sharing header')
+ except AttributeError, e:
+ raise Conflict('\n'.join(e.data) + '\n')
+ if public is not None:
+ try:
+ request.backend.update_object_public(request.user_uniq, v_account,
+ v_container, v_object, public)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Object does not exist')
+ if meta or replace:
+ try:
+ version_id = request.backend.update_object_meta(request.user_uniq,
+ v_account, v_container, v_object, meta, replace)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Object does not exist')
+ response['X-Object-Version'] = version_id
+
+ return response
+
+ # Single range update. Range must be in Content-Range.
+ # Based on: http://code.google.com/p/gears/wiki/ContentRangePostProposal
+ # (with the addition that '*' is allowed for the range - will append).
+ content_range = request.META.get('HTTP_CONTENT_RANGE')
+ if not content_range:
+ raise BadRequest('Missing Content-Range header')
+ ranges = get_content_range(request)
+ if not ranges:
+ raise RangeNotSatisfiable('Invalid Content-Range header')
+
+ try:
+ size, hashmap = request.backend.get_object_hashmap(request.user_uniq,
+ v_account, v_container, v_object)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Object does not exist')
+
+ offset, length, total = ranges
+ if offset is None:
+ offset = size
+ elif offset > size:
+ raise RangeNotSatisfiable('Supplied offset is beyond object limits')
+ if src_object:
+ src_account = request.META.get('HTTP_X_SOURCE_ACCOUNT')
+ if not src_account:
+ src_account = request.user_uniq
+ src_container, src_name = split_container_object_string(src_object)
+ src_version = request.META.get('HTTP_X_SOURCE_VERSION')
+ try:
+ src_size, src_hashmap = request.backend.get_object_hashmap(request.user_uniq,
+ src_account, src_container, src_name, src_version)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Source object does not exist')
+
+ if length is None:
+ length = src_size
+ elif length > src_size:
+ raise BadRequest('Object length is smaller than range length')
+ else:
+ # Require either a Content-Length, or 'chunked' Transfer-Encoding.
+ content_length = -1
+ if request.META.get('HTTP_TRANSFER_ENCODING') != 'chunked':
+ content_length = get_content_length(request)
+
+ if length is None:
+ length = content_length
+ else:
+ if content_length == -1:
+ # TODO: Get up to length bytes in chunks.
+ length = content_length
+ elif length != content_length:
+ raise BadRequest('Content length does not match range length')
+ if total is not None and (total != size or offset >= size or (length > 0 and offset + length >= size)):
+ raise RangeNotSatisfiable('Supplied range will change provided object limits')
+
+ dest_bytes = request.META.get('HTTP_X_OBJECT_BYTES')
+ if dest_bytes is not None:
+ dest_bytes = get_int_parameter(dest_bytes)
+ if dest_bytes is None:
+ raise BadRequest('Invalid X-Object-Bytes header')
+
+ if src_object:
+ if offset % request.backend.block_size == 0:
+ # Update the hashes only.
+ sbi = 0
+ while length > 0:
+ bi = int(offset / request.backend.block_size)
+ bl = min(length, request.backend.block_size)
+ if bi < len(hashmap):
+ if bl == request.backend.block_size:
+ hashmap[bi] = src_hashmap[sbi]
+ else:
+ data = request.backend.get_block(src_hashmap[sbi])
+ hashmap[bi] = request.backend.update_block(hashmap[bi],
+ data[:bl], 0)
+ else:
+ hashmap.append(src_hashmap[sbi])
+ offset += bl
+ length -= bl
+ sbi += 1
+ else:
+ data = ''
+ sbi = 0
+ while length > 0:
+ data += request.backend.get_block(src_hashmap[sbi])
+ if length < request.backend.block_size:
+ data = data[:length]
+ bytes = put_object_block(request, hashmap, data, offset)
+ offset += bytes
+ data = data[bytes:]
+ length -= bytes
+ sbi += 1
+ else:
+ data = ''
+ for d in socket_read_iterator(request, length,
+ request.backend.block_size):
+ # TODO: Raise 408 (Request Timeout) if this takes too long.
+ # TODO: Raise 499 (Client Disconnect) if a length is defined and we stop before getting this much data.
+ data += d
+ bytes = put_object_block(request, hashmap, data, offset)
+ offset += bytes
+ data = data[bytes:]
+ if len(data) > 0:
+ put_object_block(request, hashmap, data, offset)
+
+ if offset > size:
+ size = offset
+ if dest_bytes is not None and dest_bytes < size:
+ size = dest_bytes
+ hashmap = hashmap[:(int((size - 1) / request.backend.block_size) + 1)]
+ meta.update({'ETag': hashmap_hash(request, hashmap)}) # Update ETag.
+ try:
+ version_id = request.backend.update_object_hashmap(request.user_uniq,
+ v_account, v_container, v_object, size, hashmap, meta,
+ replace, permissions)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Container does not exist')
+ except ValueError:
+ raise BadRequest('Invalid sharing header')
+ except AttributeError, e:
+ raise Conflict('\n'.join(e.data) + '\n')
+ except QuotaError:
+ raise RequestEntityTooLarge('Quota exceeded')
+ if public is not None:
+ try:
+ request.backend.update_object_public(request.user_uniq, v_account,
+ v_container, v_object, public)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Object does not exist')
+
+ response = HttpResponse(status=204)
+ response['ETag'] = meta['ETag']
+ response['X-Object-Version'] = version_id
+ return response
+
+@api_method('DELETE')
+def object_delete(request, v_account, v_container, v_object):
+ # Normal Response Codes: 204
+ # Error Response Codes: serviceUnavailable (503),
+ # itemNotFound (404),
+ # forbidden (403),
+ # badRequest (400)
+
+ until = get_int_parameter(request.GET.get('until'))
+ try:
+ request.backend.delete_object(request.user_uniq, v_account, v_container,
+ v_object, until)
+ except NotAllowedError:
+ raise Forbidden('Not allowed')
+ except NameError:
+ raise ItemNotFound('Object does not exist')
+ return HttpResponse(status=204)
+
+@api_method()
+def method_not_allowed(request):
+ raise BadRequest('Method not allowed')