/usr/lib/python2.7/dist-packages/swift/proxy/controllers/account.py is in python-swift 2.7.0-0ubuntu2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 | # Copyright (c) 2010-2012 OpenStack Foundation
#
# 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.
from six.moves.urllib.parse import unquote
from swift import gettext_ as _
from swift.account.utils import account_listing_response
from swift.common.request_helpers import get_listing_content_type
from swift.common.middleware.acl import parse_acl, format_acl
from swift.common.utils import public
from swift.common.constraints import check_metadata
from swift.common import constraints
from swift.common.http import HTTP_NOT_FOUND, HTTP_GONE
from swift.proxy.controllers.base import Controller, clear_info_cache
from swift.common.swob import HTTPBadRequest, HTTPMethodNotAllowed
from swift.common.request_helpers import get_sys_meta_prefix
class AccountController(Controller):
"""WSGI controller for account requests"""
server_type = 'Account'
def __init__(self, app, account_name, **kwargs):
Controller.__init__(self, app)
self.account_name = unquote(account_name)
if not self.app.allow_account_management:
self.allowed_methods.remove('PUT')
self.allowed_methods.remove('DELETE')
def add_acls_from_sys_metadata(self, resp):
if resp.environ['REQUEST_METHOD'] in ('HEAD', 'GET', 'PUT', 'POST'):
prefix = get_sys_meta_prefix('account') + 'core-'
name = 'access-control'
(extname, intname) = ('x-account-' + name, prefix + name)
acl_dict = parse_acl(version=2, data=resp.headers.pop(intname))
if acl_dict: # treat empty dict as empty header
resp.headers[extname] = format_acl(
version=2, acl_dict=acl_dict)
def GETorHEAD(self, req):
"""Handler for HTTP GET/HEAD requests."""
if len(self.account_name) > constraints.MAX_ACCOUNT_NAME_LENGTH:
resp = HTTPBadRequest(request=req)
resp.body = 'Account name length of %d longer than %d' % \
(len(self.account_name),
constraints.MAX_ACCOUNT_NAME_LENGTH)
return resp
partition = self.app.account_ring.get_part(self.account_name)
concurrency = self.app.account_ring.replica_count \
if self.app.concurrent_gets else 1
node_iter = self.app.iter_nodes(self.app.account_ring, partition)
resp = self.GETorHEAD_base(
req, _('Account'), node_iter, partition,
req.swift_entity_path.rstrip('/'), concurrency)
if resp.status_int == HTTP_NOT_FOUND:
if resp.headers.get('X-Account-Status', '').lower() == 'deleted':
resp.status = HTTP_GONE
elif self.app.account_autocreate:
resp = account_listing_response(self.account_name, req,
get_listing_content_type(req))
if req.environ.get('swift_owner'):
self.add_acls_from_sys_metadata(resp)
else:
for header in self.app.swift_owner_headers:
resp.headers.pop(header, None)
return resp
@public
def PUT(self, req):
"""HTTP PUT request handler."""
if not self.app.allow_account_management:
return HTTPMethodNotAllowed(
request=req,
headers={'Allow': ', '.join(self.allowed_methods)})
error_response = check_metadata(req, 'account')
if error_response:
return error_response
if len(self.account_name) > constraints.MAX_ACCOUNT_NAME_LENGTH:
resp = HTTPBadRequest(request=req)
resp.body = 'Account name length of %d longer than %d' % \
(len(self.account_name),
constraints.MAX_ACCOUNT_NAME_LENGTH)
return resp
account_partition, accounts = \
self.app.account_ring.get_nodes(self.account_name)
headers = self.generate_request_headers(req, transfer=True)
clear_info_cache(self.app, req.environ, self.account_name)
resp = self.make_requests(
req, self.app.account_ring, account_partition, 'PUT',
req.swift_entity_path, [headers] * len(accounts))
self.add_acls_from_sys_metadata(resp)
return resp
@public
def POST(self, req):
"""HTTP POST request handler."""
if len(self.account_name) > constraints.MAX_ACCOUNT_NAME_LENGTH:
resp = HTTPBadRequest(request=req)
resp.body = 'Account name length of %d longer than %d' % \
(len(self.account_name),
constraints.MAX_ACCOUNT_NAME_LENGTH)
return resp
error_response = check_metadata(req, 'account')
if error_response:
return error_response
account_partition, accounts = \
self.app.account_ring.get_nodes(self.account_name)
headers = self.generate_request_headers(req, transfer=True)
clear_info_cache(self.app, req.environ, self.account_name)
resp = self.make_requests(
req, self.app.account_ring, account_partition, 'POST',
req.swift_entity_path, [headers] * len(accounts))
if resp.status_int == HTTP_NOT_FOUND and self.app.account_autocreate:
self.autocreate_account(req, self.account_name)
resp = self.make_requests(
req, self.app.account_ring, account_partition, 'POST',
req.swift_entity_path, [headers] * len(accounts))
self.add_acls_from_sys_metadata(resp)
return resp
@public
def DELETE(self, req):
"""HTTP DELETE request handler."""
# Extra safety in case someone typos a query string for an
# account-level DELETE request that was really meant to be caught by
# some middleware.
if req.query_string:
return HTTPBadRequest(request=req)
if not self.app.allow_account_management:
return HTTPMethodNotAllowed(
request=req,
headers={'Allow': ', '.join(self.allowed_methods)})
account_partition, accounts = \
self.app.account_ring.get_nodes(self.account_name)
headers = self.generate_request_headers(req)
clear_info_cache(self.app, req.environ, self.account_name)
resp = self.make_requests(
req, self.app.account_ring, account_partition, 'DELETE',
req.swift_entity_path, [headers] * len(accounts))
return resp
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