swift/test/functional/test_symlink.py
John Dickinson 2cf5e7ceff fix SkipTest imports in functests so they can be run directly by nose
Change-Id: I7ecc48f69ca677d5ecb0986ac4042688442355bb
2017-12-18 09:33:40 -08:00

1768 lines
71 KiB
Python
Executable File

#!/usr/bin/python
# Copyright (c) 2010-2015 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.
import hmac
import unittest2
import itertools
import hashlib
import time
from six.moves import urllib
from uuid import uuid4
from swift.common.utils import json, MD5_OF_EMPTY_STRING
from swift.common.middleware.slo import SloGetContext
from test.functional import check_response, retry, requires_acls, \
cluster_info, SkipTest
from test.functional.tests import Base, TestFileComparisonEnv, Utils, BaseEnv
from test.functional.test_slo import TestSloEnv
from test.functional.test_dlo import TestDloEnv
from test.functional.test_tempurl import TestContainerTempurlEnv, \
TestTempurlEnv
from test.functional.swift_test_client import ResponseError
import test.functional as tf
TARGET_BODY = 'target body'
def setUpModule():
tf.setup_package()
if 'symlink' not in cluster_info:
raise SkipTest("Symlinks not enabled")
def tearDownModule():
tf.teardown_package()
class TestSymlinkEnv(BaseEnv):
link_cont = uuid4().hex
tgt_cont = uuid4().hex
tgt_obj = uuid4().hex
@classmethod
def setUp(cls):
if tf.skip or tf.skip2:
raise SkipTest
cls._create_container(cls.tgt_cont) # use_account=1
cls._create_container(cls.link_cont) # use_account=1
# container in account 2
cls._create_container(cls.link_cont, use_account=2)
cls._create_tgt_object()
@classmethod
def containers(cls):
return (cls.link_cont, cls.tgt_cont)
@classmethod
def target_content_location(cls):
return '%s/%s' % (cls.tgt_cont, cls.tgt_obj)
@classmethod
def _make_request(cls, url, token, parsed, conn, method,
container, obj='', headers=None, body='',
query_args=None):
headers = headers or {}
headers.update({'X-Auth-Token': token})
path = '%s/%s/%s' % (parsed.path, container, obj) if obj \
else '%s/%s' % (parsed.path, container)
if query_args:
path += '?%s' % query_args
conn.request(method, path, body, headers)
resp = check_response(conn)
# to read the buffer and keep it in the attribute, call resp.content
resp.content
return resp
@classmethod
def _create_container(cls, name, headers=None, use_account=1):
headers = headers or {}
resp = retry(cls._make_request, method='PUT', container=name,
headers=headers, use_account=use_account)
if resp.status != 201:
raise ResponseError(resp)
return name
@classmethod
def _create_tgt_object(cls):
resp = retry(cls._make_request, method='PUT',
container=cls.tgt_cont, obj=cls.tgt_obj,
body=TARGET_BODY)
if resp.status != 201:
raise ResponseError(resp)
# sanity: successful put response has content-length 0
cls.tgt_length = str(len(TARGET_BODY))
cls.tgt_etag = resp.getheader('etag')
resp = retry(cls._make_request, method='GET',
container=cls.tgt_cont, obj=cls.tgt_obj)
if resp.status != 200 and resp.content != TARGET_BODY:
raise ResponseError(resp)
@classmethod
def tearDown(cls):
delete_containers = [
(use_account, containers) for use_account, containers in
enumerate([cls.containers(), [cls.link_cont]], 1)]
# delete objects inside container
for use_account, containers in delete_containers:
for container in containers:
while True:
cont = container
resp = retry(cls._make_request, method='GET',
container=cont, query_args='format=json',
use_account=use_account)
if resp.status == 404:
break
if resp.status // 100 != 2:
raise ResponseError(resp)
objs = json.loads(resp.content)
if not objs:
break
for obj in objs:
resp = retry(cls._make_request, method='DELETE',
container=container, obj=obj['name'],
use_account=use_account)
if (resp.status != 204):
raise ResponseError(resp)
# delete the containers
for use_account, containers in delete_containers:
for container in containers:
resp = retry(cls._make_request, method='DELETE',
container=container,
use_account=use_account)
if resp.status not in (204, 404):
raise ResponseError(resp)
class TestSymlink(Base):
env = TestSymlinkEnv
@classmethod
def setUpClass(cls):
# To skip env setup for class setup, instead setUp the env for each
# test method
pass
def setUp(self):
self.env.setUp()
def object_name_generator():
while True:
yield uuid4().hex
self.obj_name_gen = object_name_generator()
def tearDown(self):
self.env.tearDown()
def _make_request(self, url, token, parsed, conn, method,
container, obj='', headers=None, body='',
query_args=None, allow_redirects=True):
headers = headers or {}
headers.update({'X-Auth-Token': token})
path = '%s/%s/%s' % (parsed.path, container, obj) if obj \
else '%s/%s' % (parsed.path, container)
if query_args:
path += '?%s' % query_args
conn.requests_args['allow_redirects'] = allow_redirects
conn.request(method, path, body, headers)
resp = check_response(conn)
# to read the buffer and keep it in the attribute, call resp.content
resp.content
return resp
def _make_request_with_symlink_get(self, url, token, parsed, conn, method,
container, obj, headers=None, body=''):
resp = self._make_request(
url, token, parsed, conn, method, container, obj, headers, body,
query_args='symlink=get')
return resp
def _test_put_symlink(self, link_cont, link_obj, tgt_cont, tgt_obj):
headers = {'X-Symlink-Target': '%s/%s' % (tgt_cont, tgt_obj)}
resp = retry(self._make_request, method='PUT',
container=link_cont, obj=link_obj,
headers=headers)
self.assertEqual(resp.status, 201)
def _test_get_as_target_object(
self, link_cont, link_obj, expected_content_location,
use_account=1):
resp = retry(
self._make_request, method='GET',
container=link_cont, obj=link_obj, use_account=use_account)
self.assertEqual(resp.status, 200)
self.assertEqual(resp.content, TARGET_BODY)
self.assertEqual(resp.getheader('content-length'),
str(self.env.tgt_length))
self.assertEqual(resp.getheader('etag'), self.env.tgt_etag)
self.assertIn('Content-Location', resp.headers)
# TODO: content-location is a full path so it's better to assert
# with the value, instead of assertIn
self.assertIn(expected_content_location,
resp.getheader('content-location'))
return resp
def _test_head_as_target_object(self, link_cont, link_obj, use_account=1):
resp = retry(
self._make_request, method='HEAD',
container=link_cont, obj=link_obj, use_account=use_account)
self.assertEqual(resp.status, 200)
def _assertLinkObject(self, link_cont, link_obj, use_account=1):
# HEAD on link_obj itself
resp = retry(
self._make_request_with_symlink_get, method='HEAD',
container=link_cont, obj=link_obj, use_account=use_account)
self.assertEqual(resp.status, 200)
self.assertTrue(resp.getheader('x-symlink-target'))
# GET on link_obj itself
resp = retry(
self._make_request_with_symlink_get, method='GET',
container=link_cont, obj=link_obj, use_account=use_account)
self.assertEqual(resp.status, 200)
self.assertEqual(resp.content, '')
self.assertEqual(resp.getheader('content-length'), str(0))
self.assertTrue(resp.getheader('x-symlink-target'))
def _assertSymlink(self, link_cont, link_obj,
expected_content_location=None, use_account=1):
expected_content_location = \
expected_content_location or self.env.target_content_location()
# sanity: HEAD/GET on link_obj
self._assertLinkObject(link_cont, link_obj, use_account)
# HEAD target object via symlink
self._test_head_as_target_object(
link_cont=link_cont, link_obj=link_obj, use_account=use_account)
# GET target object via symlink
self._test_get_as_target_object(
link_cont=link_cont, link_obj=link_obj, use_account=use_account,
expected_content_location=expected_content_location)
def test_symlink_with_encoded_target_name(self):
# makes sure to test encoded characters as symlink target
target_obj = 'dealde%2Fl04 011e%204c8df/flash.png'
link_obj = uuid4().hex
# Now let's write a new target object and symlink will be able to
# return object
resp = retry(
self._make_request, method='PUT', container=self.env.tgt_cont,
obj=target_obj, body=TARGET_BODY)
self.assertEqual(resp.status, 201)
# PUT symlink
self._test_put_symlink(link_cont=self.env.link_cont, link_obj=link_obj,
tgt_cont=self.env.tgt_cont,
tgt_obj=target_obj)
self._assertSymlink(
self.env.link_cont, link_obj,
expected_content_location="%s/%s" % (self.env.tgt_cont,
target_obj))
def test_symlink_put_head_get(self):
link_obj = uuid4().hex
# PUT link_obj
self._test_put_symlink(link_cont=self.env.link_cont, link_obj=link_obj,
tgt_cont=self.env.tgt_cont,
tgt_obj=self.env.tgt_obj)
self._assertSymlink(self.env.link_cont, link_obj)
def test_symlink_get_ranged(self):
link_obj = uuid4().hex
# PUT symlink
self._test_put_symlink(link_cont=self.env.link_cont, link_obj=link_obj,
tgt_cont=self.env.tgt_cont,
tgt_obj=self.env.tgt_obj)
headers = {'Range': 'bytes=7-10'}
resp = retry(self._make_request, method='GET',
container=self.env.link_cont, obj=link_obj,
headers=headers)
self.assertEqual(resp.status, 206)
self.assertEqual(resp.content, 'body')
def test_create_symlink_before_target(self):
link_obj = uuid4().hex
target_obj = uuid4().hex
# PUT link_obj before target object is written
# PUT, GET, HEAD (on symlink) should all work ok without target object
self._test_put_symlink(link_cont=self.env.link_cont, link_obj=link_obj,
tgt_cont=self.env.tgt_cont, tgt_obj=target_obj)
# Try to GET target via symlink.
# 404 will be returned with Content-Location of target path.
resp = retry(
self._make_request, method='GET',
container=self.env.link_cont, obj=link_obj, use_account=1)
self.assertEqual(resp.status, 404)
self.assertIn('Content-Location', resp.headers)
expected_location_hdr = "%s/%s" % (self.env.tgt_cont, target_obj)
self.assertIn(expected_location_hdr,
resp.getheader('content-location'))
# HEAD on target object via symlink should return a 404 since target
# object has not yet been written
resp = retry(
self._make_request, method='HEAD',
container=self.env.link_cont, obj=link_obj)
self.assertEqual(resp.status, 404)
# GET on target object directly
resp = retry(
self._make_request, method='GET',
container=self.env.tgt_cont, obj=target_obj)
self.assertEqual(resp.status, 404)
# Now let's write target object and symlink will be able to return
# object
resp = retry(
self._make_request, method='PUT', container=self.env.tgt_cont,
obj=target_obj, body=TARGET_BODY)
self.assertEqual(resp.status, 201)
# successful put response has content-length 0
target_length = str(len(TARGET_BODY))
target_etag = resp.getheader('etag')
# sanity: HEAD/GET on link_obj itself
self._assertLinkObject(self.env.link_cont, link_obj)
# HEAD target object via symlink
self._test_head_as_target_object(
link_cont=self.env.link_cont, link_obj=link_obj)
# GET target object via symlink
resp = retry(self._make_request, method='GET',
container=self.env.link_cont, obj=link_obj)
self.assertEqual(resp.status, 200)
self.assertEqual(resp.content, TARGET_BODY)
self.assertEqual(resp.getheader('content-length'), str(target_length))
self.assertEqual(resp.getheader('etag'), target_etag)
self.assertIn('Content-Location', resp.headers)
self.assertIn(expected_location_hdr,
resp.getheader('content-location'))
def test_symlink_chain(self):
# Testing to symlink chain like symlink -> symlink -> target.
symloop_max = cluster_info['symlink']['symloop_max']
# create symlink chain in a container. To simplify,
# use target container for all objects (symlinks and target) here
previous = self.env.tgt_obj
container = self.env.tgt_cont
for link_obj in itertools.islice(self.obj_name_gen, symloop_max):
# PUT link_obj point to tgt_obj
self._test_put_symlink(
link_cont=container, link_obj=link_obj,
tgt_cont=container, tgt_obj=previous)
# set corrent link_obj to previous
previous = link_obj
# the last link is valid for symloop_max constraint
max_chain_link = link_obj
self._assertSymlink(link_cont=container, link_obj=max_chain_link)
# PUT a new link_obj points to the max_chain_link
# that will result in 409 error on the HEAD/GET.
too_many_chain_link = next(self.obj_name_gen)
self._test_put_symlink(
link_cont=container, link_obj=too_many_chain_link,
tgt_cont=container, tgt_obj=max_chain_link)
# try to HEAD to target object via too_many_chain_link
resp = retry(self._make_request, method='HEAD',
container=container,
obj=too_many_chain_link)
self.assertEqual(resp.status, 409)
self.assertEqual(resp.content, '')
# try to GET to target object via too_many_chain_link
resp = retry(self._make_request, method='GET',
container=container,
obj=too_many_chain_link)
self.assertEqual(resp.status, 409)
self.assertEqual(
resp.content,
'Too many levels of symbolic links, maximum allowed is %d' %
symloop_max)
# However, HEAD/GET to the (just) link is still ok
self._assertLinkObject(container, too_many_chain_link)
def test_symlink_and_slo_manifest_chain(self):
if 'slo' not in cluster_info:
raise SkipTest
symloop_max = cluster_info['symlink']['symloop_max']
# create symlink chain in a container. To simplify,
# use target container for all objects (symlinks and target) here
previous = self.env.tgt_obj
container = self.env.tgt_cont
# make symlink and slo manifest chain
# e.g. slo -> symlink -> symlink -> slo -> symlink -> symlink -> target
for _ in range(SloGetContext.max_slo_recursion_depth or 1):
for link_obj in itertools.islice(self.obj_name_gen, symloop_max):
# PUT link_obj point to previous object
self._test_put_symlink(
link_cont=container, link_obj=link_obj,
tgt_cont=container, tgt_obj=previous)
# next link will point to this link
previous = link_obj
else:
# PUT a manifest with single segment to the symlink
manifest_obj = next(self.obj_name_gen)
manifest = json.dumps(
[{'path': '/%s/%s' % (container, link_obj)}])
resp = retry(self._make_request, method='PUT',
container=container, obj=manifest_obj,
body=manifest,
query_args='multipart-manifest=put')
self.assertEqual(resp.status, 201) # sanity
previous = manifest_obj
# From the last manifest to the final target obj length is
# symloop_max * max_slo_recursion_depth
max_recursion_manifest = previous
# Check GET to max_recursion_manifest returns valid target object
resp = retry(
self._make_request, method='GET', container=container,
obj=max_recursion_manifest)
self.assertEqual(resp.status, 200)
self.assertEqual(resp.content, TARGET_BODY)
self.assertEqual(resp.getheader('content-length'),
str(self.env.tgt_length))
# N.B. since the last manifest is slo so it will remove
# content-location info from the response header
self.assertNotIn('Content-Location', resp.headers)
# sanity: one more link to the slo can work still
one_more_link = next(self.obj_name_gen)
self._test_put_symlink(
link_cont=container, link_obj=one_more_link,
tgt_cont=container, tgt_obj=max_recursion_manifest)
resp = retry(
self._make_request, method='GET', container=container,
obj=one_more_link)
self.assertEqual(resp.status, 200)
self.assertEqual(resp.content, TARGET_BODY)
self.assertEqual(resp.getheader('content-length'),
str(self.env.tgt_length))
self.assertIn('Content-Location', resp.headers)
self.assertIn('%s/%s' % (container, max_recursion_manifest),
resp.getheader('content-location'))
# PUT a new slo manifest point to the max_recursion_manifest
# Symlink and slo manifest chain from the new manifest to the final
# target has (max_slo_recursion_depth + 1) manifests.
too_many_recursion_manifest = next(self.obj_name_gen)
manifest = json.dumps(
[{'path': '/%s/%s' % (container, max_recursion_manifest)}])
resp = retry(self._make_request, method='PUT',
container=container, obj=too_many_recursion_manifest,
body=manifest,
query_args='multipart-manifest=put')
self.assertEqual(resp.status, 201) # sanity
# Check GET to too_many_recursion_mani returns 409 error
resp = retry(self._make_request, method='GET',
container=container, obj=too_many_recursion_manifest)
self.assertEqual(resp.status, 409)
# N.B. This error message is from slo middleware that uses default.
self.assertEqual(
resp.content,
'<html><h1>Conflict</h1><p>There was a conflict when trying to'
' complete your request.</p></html>')
def test_symlink_put_missing_target_container(self):
link_obj = uuid4().hex
# set only object, no container in the prefix
headers = {'X-Symlink-Target': self.env.tgt_obj}
resp = retry(self._make_request, method='PUT',
container=self.env.link_cont, obj=link_obj,
headers=headers)
self.assertEqual(resp.status, 412)
self.assertEqual(resp.content,
'X-Symlink-Target header must be of the form'
' <container name>/<object name>')
def test_symlink_put_non_zero_length(self):
link_obj = uuid4().hex
headers = {'X-Symlink-Target':
'%s/%s' % (self.env.tgt_cont, self.env.tgt_obj)}
resp = retry(
self._make_request, method='PUT', container=self.env.link_cont,
obj=link_obj, body='non-zero-length', headers=headers)
self.assertEqual(resp.status, 400)
self.assertEqual(resp.content,
'Symlink requests require a zero byte body')
def test_symlink_target_itself(self):
link_obj = uuid4().hex
headers = {
'X-Symlink-Target': '%s/%s' % (self.env.link_cont, link_obj)}
resp = retry(self._make_request, method='PUT',
container=self.env.link_cont, obj=link_obj,
headers=headers)
self.assertEqual(resp.status, 400)
self.assertEqual(resp.content, 'Symlink cannot target itself')
def test_symlink_target_each_other(self):
symloop_max = cluster_info['symlink']['symloop_max']
link_obj1 = uuid4().hex
link_obj2 = uuid4().hex
# PUT two links which targets each other
self._test_put_symlink(
link_cont=self.env.link_cont, link_obj=link_obj1,
tgt_cont=self.env.link_cont, tgt_obj=link_obj2)
self._test_put_symlink(
link_cont=self.env.link_cont, link_obj=link_obj2,
tgt_cont=self.env.link_cont, tgt_obj=link_obj1)
for obj in (link_obj1, link_obj2):
# sanity: HEAD/GET on the link itself is ok
self._assertLinkObject(self.env.link_cont, obj)
for obj in (link_obj1, link_obj2):
resp = retry(self._make_request, method='HEAD',
container=self.env.link_cont, obj=obj)
self.assertEqual(resp.status, 409)
resp = retry(self._make_request, method='GET',
container=self.env.link_cont, obj=obj)
self.assertEqual(resp.status, 409)
self.assertEqual(
resp.content,
'Too many levels of symbolic links, maximum allowed is %d' %
symloop_max)
def test_symlink_put_copy_from(self):
link_obj1 = uuid4().hex
link_obj2 = uuid4().hex
self._test_put_symlink(link_cont=self.env.link_cont,
link_obj=link_obj1,
tgt_cont=self.env.tgt_cont,
tgt_obj=self.env.tgt_obj)
copy_src = '%s/%s' % (self.env.link_cont, link_obj1)
# copy symlink
headers = {'X-Copy-From': copy_src}
resp = retry(self._make_request_with_symlink_get,
method='PUT',
container=self.env.link_cont, obj=link_obj2,
headers=headers)
self.assertEqual(resp.status, 201)
self._assertSymlink(link_cont=self.env.link_cont, link_obj=link_obj2)
@requires_acls
def test_symlink_put_copy_from_cross_account(self):
link_obj1 = uuid4().hex
link_obj2 = uuid4().hex
self._test_put_symlink(link_cont=self.env.link_cont,
link_obj=link_obj1,
tgt_cont=self.env.tgt_cont,
tgt_obj=self.env.tgt_obj)
copy_src = '%s/%s' % (self.env.link_cont, link_obj1)
account_one = tf.parsed[0].path.split('/', 2)[2]
perm_two = tf.swift_test_perm[1]
# add X-Content-Read to account 1 link_cont and tgt_cont
# permit account 2 to read account 1 link_cont to perform copy_src
# and tgt_cont so that link_obj2 can refer to tgt_object
# this ACL allows the copy to succeed
headers = {'X-Container-Read': perm_two}
resp = retry(
self._make_request, method='POST',
container=self.env.link_cont, headers=headers)
self.assertEqual(resp.status, 204)
# this ACL allows link_obj in account 2 to target object in account 1
resp = retry(self._make_request, method='POST',
container=self.env.tgt_cont, headers=headers)
self.assertEqual(resp.status, 204)
# copy symlink itself to a different account w/o
# X-Symlink-Target-Account. This operation will result in copying
# symlink to the account 2 container that points to the
# container/object in the account 2.
# (the container/object is not prepared)
headers = {'X-Copy-From-Account': account_one,
'X-Copy-From': copy_src}
resp = retry(self._make_request_with_symlink_get, method='PUT',
container=self.env.link_cont, obj=link_obj2,
headers=headers, use_account=2)
self.assertEqual(resp.status, 201)
# sanity: HEAD/GET on link_obj itself
self._assertLinkObject(self.env.link_cont, link_obj2, use_account=2)
# no target object in the account 2
for method in ('HEAD', 'GET'):
resp = retry(
self._make_request, method=method,
container=self.env.link_cont, obj=link_obj2, use_account=2)
self.assertEqual(resp.status, 404)
self.assertIn('content-location', resp.headers)
self.assertIn(self.env.target_content_location(),
resp.getheader('content-location'))
# copy symlink itself to a different account with target account
# the target path will be in account 1
# the target path will have an object
headers = {'X-Symlink-target-Account': account_one,
'X-Copy-From-Account': account_one,
'X-Copy-From': copy_src}
resp = retry(
self._make_request_with_symlink_get, method='PUT',
container=self.env.link_cont, obj=link_obj2,
headers=headers, use_account=2)
self.assertEqual(resp.status, 201)
self._assertSymlink(link_cont=self.env.link_cont, link_obj=link_obj2,
use_account=2)
def test_symlink_copy_from_target(self):
link_obj1 = uuid4().hex
obj2 = uuid4().hex
self._test_put_symlink(link_cont=self.env.link_cont,
link_obj=link_obj1,
tgt_cont=self.env.tgt_cont,
tgt_obj=self.env.tgt_obj)
copy_src = '%s/%s' % (self.env.link_cont, link_obj1)
# issuing a COPY request to a symlink w/o symlink=get, should copy
# the target object, not the symlink itself
headers = {'X-Copy-From': copy_src}
resp = retry(self._make_request, method='PUT',
container=self.env.tgt_cont, obj=obj2,
headers=headers)
self.assertEqual(resp.status, 201)
# HEAD to the copied object
resp = retry(self._make_request, method='HEAD',
container=self.env.tgt_cont, obj=obj2)
self.assertEqual(200, resp.status)
self.assertNotIn('Content-Location', resp.headers)
# GET to the copied object
resp = retry(self._make_request, method='GET',
container=self.env.tgt_cont, obj=obj2)
# But... this is a raw object (not a symlink)
self.assertEqual(200, resp.status)
self.assertNotIn('Content-Location', resp.headers)
self.assertEqual(TARGET_BODY, resp.content)
def test_symlink_copy(self):
link_obj1 = uuid4().hex
link_obj2 = uuid4().hex
self._test_put_symlink(link_cont=self.env.link_cont,
link_obj=link_obj1,
tgt_cont=self.env.tgt_cont,
tgt_obj=self.env.tgt_obj)
copy_dst = '%s/%s' % (self.env.link_cont, link_obj2)
# copy symlink
headers = {'Destination': copy_dst}
resp = retry(
self._make_request_with_symlink_get, method='COPY',
container=self.env.link_cont, obj=link_obj1, headers=headers)
self.assertEqual(resp.status, 201)
self._assertSymlink(link_cont=self.env.link_cont, link_obj=link_obj2)
def test_symlink_copy_target(self):
link_obj1 = uuid4().hex
obj2 = uuid4().hex
self._test_put_symlink(link_cont=self.env.link_cont,
link_obj=link_obj1,
tgt_cont=self.env.tgt_cont,
tgt_obj=self.env.tgt_obj)
copy_dst = '%s/%s' % (self.env.tgt_cont, obj2)
# copy target object
headers = {'Destination': copy_dst}
resp = retry(self._make_request, method='COPY',
container=self.env.link_cont, obj=link_obj1,
headers=headers)
self.assertEqual(resp.status, 201)
# HEAD to target object via symlink
resp = retry(self._make_request, method='HEAD',
container=self.env.tgt_cont, obj=obj2)
self.assertEqual(resp.status, 200)
self.assertNotIn('Content-Location', resp.headers)
# GET to the copied object that should be a raw object (not symlink)
resp = retry(self._make_request, method='GET',
container=self.env.tgt_cont, obj=obj2)
self.assertEqual(resp.status, 200)
self.assertEqual(resp.content, TARGET_BODY)
self.assertNotIn('Content-Location', resp.headers)
def test_post_symlink(self):
link_obj = uuid4().hex
value1 = uuid4().hex
self._test_put_symlink(link_cont=self.env.link_cont, link_obj=link_obj,
tgt_cont=self.env.tgt_cont,
tgt_obj=self.env.tgt_obj)
# POSTing to a symlink is not allowed and should return a 307
headers = {'X-Object-Meta-Alpha': 'apple'}
resp = retry(
self._make_request, method='POST', container=self.env.link_cont,
obj=link_obj, headers=headers, allow_redirects=False)
self.assertEqual(resp.status, 307)
# we are using account 0 in this test
expected_location_hdr = "%s/%s/%s" % (
tf.parsed[0].path, self.env.tgt_cont, self.env.tgt_obj)
self.assertEqual(resp.getheader('Location'), expected_location_hdr)
# Read header from symlink itself. The metadata is applied to symlink
resp = retry(self._make_request_with_symlink_get, method='GET',
container=self.env.link_cont, obj=link_obj)
self.assertEqual(resp.status, 200)
self.assertEqual(resp.getheader('X-Object-Meta-Alpha'), 'apple')
# Post the target object directly
headers = {'x-object-meta-test': value1}
resp = retry(
self._make_request, method='POST', container=self.env.tgt_cont,
obj=self.env.tgt_obj, headers=headers)
self.assertEqual(resp.status, 202)
resp = retry(self._make_request, method='GET',
container=self.env.tgt_cont, obj=self.env.tgt_obj)
self.assertEqual(resp.status, 200)
self.assertEqual(resp.getheader('X-Object-Meta-Test'), value1)
# Read header from target object via symlink, should exist now.
resp = retry(
self._make_request, method='GET', container=self.env.link_cont,
obj=link_obj)
self.assertEqual(resp.status, 200)
self.assertEqual(resp.getheader('X-Object-Meta-Test'), value1)
# sanity: no X-Object-Meta-Alpha exists in the response header
self.assertNotIn('X-Object-Meta-Alpha', resp.headers)
def test_post_with_symlink_header(self):
# POSTing to a symlink is not allowed and should return a 307
# updating the symlink target with a POST should always fail
headers = {'X-Symlink-Target': 'container/new_target'}
resp = retry(
self._make_request, method='POST', container=self.env.tgt_cont,
obj=self.env.tgt_obj, headers=headers, allow_redirects=False)
self.assertEqual(resp.status, 400)
self.assertEqual(resp.content,
'A PUT request is required to set a symlink target')
def test_overwrite_symlink(self):
link_obj = uuid4().hex
new_tgt_obj = "new_target_object_name"
new_tgt = '%s/%s' % (self.env.tgt_cont, new_tgt_obj)
self._test_put_symlink(link_cont=self.env.link_cont, link_obj=link_obj,
tgt_cont=self.env.tgt_cont,
tgt_obj=self.env.tgt_obj)
# sanity
self._assertSymlink(self.env.link_cont, link_obj)
# Overwrite symlink with PUT
self._test_put_symlink(link_cont=self.env.link_cont, link_obj=link_obj,
tgt_cont=self.env.tgt_cont,
tgt_obj=new_tgt_obj)
# head symlink to check X-Symlink-Target header
resp = retry(self._make_request_with_symlink_get, method='HEAD',
container=self.env.link_cont, obj=link_obj)
self.assertEqual(resp.status, 200)
# target should remain with old target
self.assertEqual(resp.getheader('X-Symlink-Target'), new_tgt)
def test_delete_symlink(self):
link_obj = uuid4().hex
self._test_put_symlink(link_cont=self.env.link_cont, link_obj=link_obj,
tgt_cont=self.env.tgt_cont,
tgt_obj=self.env.tgt_obj)
resp = retry(self._make_request, method='DELETE',
container=self.env.link_cont, obj=link_obj)
self.assertEqual(resp.status, 204)
# make sure target object was not deleted and is still reachable
resp = retry(self._make_request, method='GET',
container=self.env.tgt_cont, obj=self.env.tgt_obj)
self.assertEqual(resp.status, 200)
self.assertEqual(resp.content, TARGET_BODY)
@requires_acls
def test_symlink_put_target_account(self):
if tf.skip or tf.skip2:
raise SkipTest
link_obj = uuid4().hex
account_one = tf.parsed[0].path.split('/', 2)[2]
# create symlink in account 2
# pointing to account 1
headers = {'X-Symlink-Target-Account': account_one,
'X-Symlink-Target':
'%s/%s' % (self.env.tgt_cont, self.env.tgt_obj)}
resp = retry(self._make_request, method='PUT',
container=self.env.link_cont, obj=link_obj,
headers=headers, use_account=2)
self.assertEqual(resp.status, 201)
perm_two = tf.swift_test_perm[1]
# sanity test:
# it should be ok to get the symlink itself, but not the target object
# because the read acl has not been configured yet
self._assertLinkObject(self.env.link_cont, link_obj, use_account=2)
resp = retry(
self._make_request, method='GET',
container=self.env.link_cont, obj=link_obj, use_account=2)
self.assertEqual(resp.status, 403)
# add X-Content-Read to account 1 tgt_cont
# permit account 2 to read account 1 tgt_cont
# add acl to allow reading from source
headers = {'X-Container-Read': perm_two}
resp = retry(self._make_request, method='POST',
container=self.env.tgt_cont, headers=headers)
self.assertEqual(resp.status, 204)
# GET on link_obj itself
self._assertLinkObject(self.env.link_cont, link_obj, use_account=2)
# GET to target object via symlink
resp = self._test_get_as_target_object(
self.env.link_cont, link_obj,
expected_content_location=self.env.target_content_location(),
use_account=2)
self.assertIn(account_one, resp.getheader('content-location'))
def test_symlink_object_listing(self):
link_obj = uuid4().hex
self._test_put_symlink(link_cont=self.env.link_cont, link_obj=link_obj,
tgt_cont=self.env.tgt_cont,
tgt_obj=self.env.tgt_obj)
# sanity
self._assertSymlink(self.env.link_cont, link_obj)
resp = retry(self._make_request, method='GET',
container=self.env.link_cont,
query_args='format=json')
self.assertEqual(resp.status, 200)
object_list = json.loads(resp.content)
self.assertEqual(len(object_list), 1)
self.assertIn('symlink_path', object_list[0])
self.assertIn(self.env.target_content_location(),
object_list[0]['symlink_path'])
class TestCrossPolicySymlinkEnv(TestSymlinkEnv):
multiple_policies_enabled = None
@classmethod
def setUp(cls):
if tf.skip or tf.skip2:
raise SkipTest
if cls.multiple_policies_enabled is None:
try:
cls.policies = tf.FunctionalStoragePolicyCollection.from_info()
except AssertionError:
pass
if cls.policies and len(cls.policies) > 1:
cls.multiple_policies_enabled = True
else:
cls.multiple_policies_enabled = False
return
link_policy = cls.policies.select()
tgt_policy = cls.policies.exclude(name=link_policy['name']).select()
link_header = {'X-Storage-Policy': link_policy['name']}
tgt_header = {'X-Storage-Policy': tgt_policy['name']}
cls._create_container(cls.link_cont, headers=link_header)
cls._create_container(cls.tgt_cont, headers=tgt_header)
# container in account 2
cls._create_container(cls.link_cont, headers=link_header,
use_account=2)
cls._create_tgt_object()
class TestCrossPolicySymlink(TestSymlink):
env = TestCrossPolicySymlinkEnv
def setUp(self):
super(TestCrossPolicySymlink, self).setUp()
if self.env.multiple_policies_enabled is False:
raise SkipTest('Cross policy test requires multiple policies')
elif self.env.multiple_policies_enabled is not True:
# just some sanity checking
raise Exception("Expected multiple_policies_enabled "
"to be True/False, got %r" % (
self.env.multiple_policies_enabled,))
def tearDown(self):
self.env.tearDown()
class TestSymlinkSlo(Base):
"""
Just some sanity testing of SLO + symlinks.
It is basically a copy of SLO tests in test_slo, but the tested object is
a symlink to the manifest (instead of the manifest itself)
"""
env = TestSloEnv
def setUp(self):
super(TestSymlinkSlo, self).setUp()
if self.env.slo_enabled is False:
raise SkipTest("SLO not enabled")
elif self.env.slo_enabled is not True:
# just some sanity checking
raise Exception(
"Expected slo_enabled to be True/False, got %r" %
(self.env.slo_enabled,))
self.file_symlink = self.env.container.file(uuid4().hex)
def test_symlink_target_slo_manifest(self):
self.file_symlink.write(hdrs={'X-Symlink-Target':
'%s/%s' % (self.env.container.name,
'manifest-abcde')})
file_contents = self.file_symlink.read()
self.assertEqual(4 * 1024 * 1024 + 1, len(file_contents))
self.assertEqual('a', file_contents[0])
self.assertEqual('a', file_contents[1024 * 1024 - 1])
self.assertEqual('b', file_contents[1024 * 1024])
self.assertEqual('d', file_contents[-2])
self.assertEqual('e', file_contents[-1])
def test_symlink_target_slo_nested_manifest(self):
self.file_symlink.write(hdrs={'X-Symlink-Target':
'%s/%s' % (self.env.container.name,
'manifest-abcde-submanifest')})
file_contents = self.file_symlink.read()
self.assertEqual(4 * 1024 * 1024 + 1, len(file_contents))
self.assertEqual('a', file_contents[0])
self.assertEqual('a', file_contents[1024 * 1024 - 1])
self.assertEqual('b', file_contents[1024 * 1024])
self.assertEqual('d', file_contents[-2])
self.assertEqual('e', file_contents[-1])
def test_slo_get_ranged_manifest(self):
self.file_symlink.write(hdrs={'X-Symlink-Target':
'%s/%s' % (self.env.container.name,
'ranged-manifest')})
grouped_file_contents = [
(char, sum(1 for _char in grp))
for char, grp in itertools.groupby(self.file_symlink.read())]
self.assertEqual([
('c', 1),
('d', 1024 * 1024),
('e', 1),
('a', 512 * 1024),
('b', 512 * 1024),
('c', 1),
('d', 1)], grouped_file_contents)
def test_slo_ranged_get(self):
self.file_symlink.write(hdrs={'X-Symlink-Target':
'%s/%s' % (self.env.container.name,
'manifest-abcde')})
file_contents = self.file_symlink.read(size=1024 * 1024 + 2,
offset=1024 * 1024 - 1)
self.assertEqual('a', file_contents[0])
self.assertEqual('b', file_contents[1])
self.assertEqual('b', file_contents[-2])
self.assertEqual('c', file_contents[-1])
class TestSymlinkSloEnv(TestSloEnv):
@classmethod
def create_links_to_segments(cls, container):
seg_info = {}
for letter in ('a', 'b'):
seg_name = "linkto_seg_%s" % letter
file_item = container.file(seg_name)
sym_hdr = {'X-Symlink-Target': '%s/seg_%s' % (container.name,
letter)}
file_item.write(hdrs=sym_hdr)
seg_info[seg_name] = {
'path': '/%s/%s' % (container.name, seg_name)}
return seg_info
@classmethod
def setUp(cls):
super(TestSymlinkSloEnv, cls).setUp()
cls.link_seg_info = cls.create_links_to_segments(cls.container)
file_item = cls.container.file("manifest-linkto-ab")
file_item.write(
json.dumps([cls.link_seg_info['linkto_seg_a'],
cls.link_seg_info['linkto_seg_b']]),
parms={'multipart-manifest': 'put'})
class TestSymlinkToSloSegments(Base):
"""
This test class will contain various tests where the segments of the SLO
manifest are symlinks to the actual segments. Again the tests are basicaly
a copy/paste of the tests in test_slo, only the manifest has been modified
to contain symlinks as the segments.
"""
env = TestSymlinkSloEnv
def setUp(self):
super(TestSymlinkToSloSegments, self).setUp()
if self.env.slo_enabled is False:
raise SkipTest("SLO not enabled")
elif self.env.slo_enabled is not True:
# just some sanity checking
raise Exception(
"Expected slo_enabled to be True/False, got %r" %
(self.env.slo_enabled,))
def test_slo_get_simple_manifest_with_links(self):
file_item = self.env.container.file("manifest-linkto-ab")
file_contents = file_item.read()
self.assertEqual(2 * 1024 * 1024, len(file_contents))
self.assertEqual('a', file_contents[0])
self.assertEqual('a', file_contents[1024 * 1024 - 1])
self.assertEqual('b', file_contents[1024 * 1024])
def test_slo_container_listing(self):
# the listing object size should equal the sum of the size of the
# segments, not the size of the manifest body
file_item = self.env.container.file(Utils.create_name())
file_item.write(
json.dumps([self.env.link_seg_info['linkto_seg_a']]),
parms={'multipart-manifest': 'put'})
# The container listing has the etag of the actual manifest object
# contents which we get using multipart-manifest=get. Arguably this
# should be the etag that we get when NOT using multipart-manifest=get,
# to be consistent with size and content-type. But here we at least
# verify that it remains consistent when the object is updated with a
# POST.
file_item.initialize(parms={'multipart-manifest': 'get'})
expected_etag = file_item.etag
listing = self.env.container.files(parms={'format': 'json'})
for f_dict in listing:
if f_dict['name'] == file_item.name:
self.assertEqual(1024 * 1024, f_dict['bytes'])
self.assertEqual('application/octet-stream',
f_dict['content_type'])
self.assertEqual(expected_etag, f_dict['hash'])
break
else:
self.fail('Failed to find manifest file in container listing')
# now POST updated content-type file
file_item.content_type = 'image/jpeg'
file_item.sync_metadata({'X-Object-Meta-Test': 'blah'})
file_item.initialize()
self.assertEqual('image/jpeg', file_item.content_type) # sanity
# verify that the container listing is consistent with the file
listing = self.env.container.files(parms={'format': 'json'})
for f_dict in listing:
if f_dict['name'] == file_item.name:
self.assertEqual(1024 * 1024, f_dict['bytes'])
self.assertEqual(file_item.content_type,
f_dict['content_type'])
self.assertEqual(expected_etag, f_dict['hash'])
break
else:
self.fail('Failed to find manifest file in container listing')
# now POST with no change to content-type
file_item.sync_metadata({'X-Object-Meta-Test': 'blah'},
cfg={'no_content_type': True})
file_item.initialize()
self.assertEqual('image/jpeg', file_item.content_type) # sanity
# verify that the container listing is consistent with the file
listing = self.env.container.files(parms={'format': 'json'})
for f_dict in listing:
if f_dict['name'] == file_item.name:
self.assertEqual(1024 * 1024, f_dict['bytes'])
self.assertEqual(file_item.content_type,
f_dict['content_type'])
self.assertEqual(expected_etag, f_dict['hash'])
break
else:
self.fail('Failed to find manifest file in container listing')
def test_slo_etag_is_hash_of_etags(self):
expected_hash = hashlib.md5()
expected_hash.update(hashlib.md5('a' * 1024 * 1024).hexdigest())
expected_hash.update(hashlib.md5('b' * 1024 * 1024).hexdigest())
expected_etag = expected_hash.hexdigest()
file_item = self.env.container.file('manifest-linkto-ab')
self.assertEqual(expected_etag, file_item.info()['etag'])
def test_slo_copy(self):
file_item = self.env.container.file("manifest-linkto-ab")
file_item.copy(self.env.container.name, "copied-abcde")
copied = self.env.container.file("copied-abcde")
copied_contents = copied.read(parms={'multipart-manifest': 'get'})
self.assertEqual(2 * 1024 * 1024, len(copied_contents))
def test_slo_copy_the_manifest(self):
# first just perform some tests of the contents of the manifest itself
source = self.env.container.file("manifest-linkto-ab")
source_contents = source.read(parms={'multipart-manifest': 'get'})
source_json = json.loads(source_contents)
source.initialize()
self.assertEqual('application/octet-stream', source.content_type)
source.initialize(parms={'multipart-manifest': 'get'})
source_hash = hashlib.md5()
source_hash.update(source_contents)
self.assertEqual(source_hash.hexdigest(), source.etag)
# now, copy the manifest
self.assertTrue(source.copy(self.env.container.name,
"copied-ab-manifest-only",
parms={'multipart-manifest': 'get'}))
copied = self.env.container.file("copied-ab-manifest-only")
copied_contents = copied.read(parms={'multipart-manifest': 'get'})
try:
copied_json = json.loads(copied_contents)
except ValueError:
self.fail("COPY didn't copy the manifest (invalid json on GET)")
# make sure content of copied manifest is the same as original man.
self.assertEqual(source_json, copied_json)
copied.initialize()
self.assertEqual('application/octet-stream', copied.content_type)
copied.initialize(parms={'multipart-manifest': 'get'})
copied_hash = hashlib.md5()
copied_hash.update(copied_contents)
self.assertEqual(copied_hash.hexdigest(), copied.etag)
self.assertEqual(copied_hash.hexdigest(), source.etag)
# verify the listing metadata
listing = self.env.container.files(parms={'format': 'json'})
names = {}
for f_dict in listing:
if f_dict['name'] in ('manifest-linkto-ab',
'copied-ab-manifest-only'):
names[f_dict['name']] = f_dict
self.assertIn('manifest-linkto-ab', names)
actual = names['manifest-linkto-ab']
self.assertEqual(2 * 1024 * 1024, actual['bytes'])
self.assertEqual('application/octet-stream', actual['content_type'])
self.assertEqual(source.etag, actual['hash'])
self.assertIn('copied-ab-manifest-only', names)
actual = names['copied-ab-manifest-only']
self.assertEqual(2 * 1024 * 1024, actual['bytes'])
self.assertEqual('application/octet-stream', actual['content_type'])
self.assertEqual(copied.etag, actual['hash'])
class TestSymlinkDlo(Base):
env = TestDloEnv
def test_get_manifest(self):
link_obj = uuid4().hex
file_symlink = self.env.container.file(link_obj)
file_symlink.write(hdrs={'X-Symlink-Target':
'%s/%s' % (self.env.container.name,
'man1')})
file_contents = file_symlink.read()
self.assertEqual(
file_contents,
"aaaaaaaaaabbbbbbbbbbccccccccccddddddddddeeeeeeeeee")
link_obj = uuid4().hex
file_symlink = self.env.container.file(link_obj)
file_symlink.write(hdrs={'X-Symlink-Target':
'%s/%s' % (self.env.container.name,
'man2')})
file_contents = file_symlink.read()
self.assertEqual(
file_contents,
"AAAAAAAAAABBBBBBBBBBCCCCCCCCCCDDDDDDDDDDEEEEEEEEEE")
link_obj = uuid4().hex
file_symlink = self.env.container.file(link_obj)
file_symlink.write(hdrs={'X-Symlink-Target':
'%s/%s' % (self.env.container.name,
'manall')})
file_contents = file_symlink.read()
self.assertEqual(
file_contents,
("aaaaaaaaaabbbbbbbbbbccccccccccddddddddddeeeeeeeeee" +
"AAAAAAAAAABBBBBBBBBBCCCCCCCCCCDDDDDDDDDDEEEEEEEEEE"))
def test_get_manifest_document_itself(self):
link_obj = uuid4().hex
file_symlink = self.env.container.file(link_obj)
file_symlink.write(hdrs={'X-Symlink-Target':
'%s/%s' % (self.env.container.name,
'man1')})
file_contents = file_symlink.read(parms={'multipart-manifest': 'get'})
self.assertEqual(file_contents, "man1-contents")
self.assertEqual(file_symlink.info()['x_object_manifest'],
"%s/%s/seg_lower" %
(self.env.container.name, self.env.segment_prefix))
def test_get_range(self):
link_obj = uuid4().hex + "_symlink"
file_symlink = self.env.container.file(link_obj)
file_symlink.write(hdrs={'X-Symlink-Target':
'%s/%s' % (self.env.container.name,
'man1')})
file_contents = file_symlink.read(size=25, offset=8)
self.assertEqual(file_contents, "aabbbbbbbbbbccccccccccddd")
file_contents = file_symlink.read(size=1, offset=47)
self.assertEqual(file_contents, "e")
def test_get_range_out_of_range(self):
link_obj = uuid4().hex
file_symlink = self.env.container.file(link_obj)
file_symlink.write(hdrs={'X-Symlink-Target':
'%s/%s' % (self.env.container.name,
'man1')})
self.assertRaises(ResponseError, file_symlink.read, size=7, offset=50)
self.assert_status(416)
class TestSymlinkTargetObjectComparisonEnv(TestFileComparisonEnv):
@classmethod
def setUp(cls):
super(TestSymlinkTargetObjectComparisonEnv, cls).setUp()
cls.parms = None
cls.expect_empty_etag = False
cls.expect_body = True
class TestSymlinkComparisonEnv(TestFileComparisonEnv):
@classmethod
def setUp(cls):
super(TestSymlinkComparisonEnv, cls).setUp()
cls.parms = {'symlink': 'get'}
cls.expect_empty_etag = True
cls.expect_body = False
class TestSymlinkTargetObjectComparison(Base):
env = TestSymlinkTargetObjectComparisonEnv
def setUp(self):
super(TestSymlinkTargetObjectComparison, self).setUp()
for file_item in self.env.files:
link_obj = file_item.name + '_symlink'
file_symlink = self.env.container.file(link_obj)
file_symlink.write(hdrs={'X-Symlink-Target':
'%s/%s' % (self.env.container.name,
file_item.name)})
def testIfMatch(self):
for file_item in self.env.files:
link_obj = file_item.name + '_symlink'
file_symlink = self.env.container.file(link_obj)
md5 = MD5_OF_EMPTY_STRING if self.env.expect_empty_etag else \
file_item.md5
hdrs = {'If-Match': md5}
body = file_symlink.read(hdrs=hdrs, parms=self.env.parms)
if self.env.expect_body:
self.assertTrue(body)
else:
self.assertEqual('', body)
self.assert_status(200)
self.assert_header('etag', md5)
hdrs = {'If-Match': 'bogus'}
self.assertRaises(ResponseError, file_symlink.read, hdrs=hdrs,
parms=self.env.parms)
self.assert_status(412)
self.assert_header('etag', md5)
def testIfMatchMultipleEtags(self):
for file_item in self.env.files:
link_obj = file_item.name + '_symlink'
file_symlink = self.env.container.file(link_obj)
md5 = MD5_OF_EMPTY_STRING if self.env.expect_empty_etag else \
file_item.md5
hdrs = {'If-Match': '"bogus1", "%s", "bogus2"' % md5}
body = file_symlink.read(hdrs=hdrs, parms=self.env.parms)
if self.env.expect_body:
self.assertTrue(body)
else:
self.assertEqual('', body)
self.assert_status(200)
self.assert_header('etag', md5)
hdrs = {'If-Match': '"bogus1", "bogus2", "bogus3"'}
self.assertRaises(ResponseError, file_symlink.read, hdrs=hdrs,
parms=self.env.parms)
self.assert_status(412)
self.assert_header('etag', md5)
def testIfNoneMatch(self):
for file_item in self.env.files:
link_obj = file_item.name + '_symlink'
file_symlink = self.env.container.file(link_obj)
md5 = MD5_OF_EMPTY_STRING if self.env.expect_empty_etag else \
file_item.md5
hdrs = {'If-None-Match': 'bogus'}
body = file_symlink.read(hdrs=hdrs, parms=self.env.parms)
if self.env.expect_body:
self.assertTrue(body)
else:
self.assertEqual('', body)
self.assert_status(200)
self.assert_header('etag', md5)
hdrs = {'If-None-Match': md5}
self.assertRaises(ResponseError, file_symlink.read, hdrs=hdrs,
parms=self.env.parms)
self.assert_status(304)
self.assert_header('etag', md5)
self.assert_header('accept-ranges', 'bytes')
def testIfNoneMatchMultipleEtags(self):
for file_item in self.env.files:
link_obj = file_item.name + '_symlink'
file_symlink = self.env.container.file(link_obj)
md5 = MD5_OF_EMPTY_STRING if self.env.expect_empty_etag else \
file_item.md5
hdrs = {'If-None-Match': '"bogus1", "bogus2", "bogus3"'}
body = file_symlink.read(hdrs=hdrs, parms=self.env.parms)
if self.env.expect_body:
self.assertTrue(body)
else:
self.assertEqual('', body)
self.assert_status(200)
self.assert_header('etag', md5)
hdrs = {'If-None-Match':
'"bogus1", "bogus2", "%s"' % md5}
self.assertRaises(ResponseError, file_symlink.read, hdrs=hdrs,
parms=self.env.parms)
self.assert_status(304)
self.assert_header('etag', md5)
self.assert_header('accept-ranges', 'bytes')
def testIfModifiedSince(self):
for file_item in self.env.files:
link_obj = file_item.name + '_symlink'
file_symlink = self.env.container.file(link_obj)
md5 = MD5_OF_EMPTY_STRING if self.env.expect_empty_etag else \
file_item.md5
hdrs = {'If-Modified-Since': self.env.time_old_f1}
body = file_symlink.read(hdrs=hdrs, parms=self.env.parms)
if self.env.expect_body:
self.assertTrue(body)
else:
self.assertEqual('', body)
self.assert_status(200)
self.assert_header('etag', md5)
self.assertTrue(file_symlink.info(hdrs=hdrs, parms=self.env.parms))
hdrs = {'If-Modified-Since': self.env.time_new}
self.assertRaises(ResponseError, file_symlink.read, hdrs=hdrs,
parms=self.env.parms)
self.assert_status(304)
self.assert_header('etag', md5)
self.assert_header('accept-ranges', 'bytes')
self.assertRaises(ResponseError, file_symlink.info, hdrs=hdrs,
parms=self.env.parms)
self.assert_status(304)
self.assert_header('etag', md5)
self.assert_header('accept-ranges', 'bytes')
def testIfUnmodifiedSince(self):
for file_item in self.env.files:
link_obj = file_item.name + '_symlink'
file_symlink = self.env.container.file(link_obj)
md5 = MD5_OF_EMPTY_STRING if self.env.expect_empty_etag else \
file_item.md5
hdrs = {'If-Unmodified-Since': self.env.time_new}
body = file_symlink.read(hdrs=hdrs, parms=self.env.parms)
if self.env.expect_body:
self.assertTrue(body)
else:
self.assertEqual('', body)
self.assert_status(200)
self.assert_header('etag', md5)
self.assertTrue(file_symlink.info(hdrs=hdrs, parms=self.env.parms))
hdrs = {'If-Unmodified-Since': self.env.time_old_f2}
self.assertRaises(ResponseError, file_symlink.read, hdrs=hdrs,
parms=self.env.parms)
self.assert_status(412)
self.assert_header('etag', md5)
self.assertRaises(ResponseError, file_symlink.info, hdrs=hdrs,
parms=self.env.parms)
self.assert_status(412)
self.assert_header('etag', md5)
def testIfMatchAndUnmodified(self):
for file_item in self.env.files:
link_obj = file_item.name + '_symlink'
file_symlink = self.env.container.file(link_obj)
md5 = MD5_OF_EMPTY_STRING if self.env.expect_empty_etag else \
file_item.md5
hdrs = {'If-Match': md5,
'If-Unmodified-Since': self.env.time_new}
body = file_symlink.read(hdrs=hdrs, parms=self.env.parms)
if self.env.expect_body:
self.assertTrue(body)
else:
self.assertEqual('', body)
self.assert_status(200)
self.assert_header('etag', md5)
hdrs = {'If-Match': 'bogus',
'If-Unmodified-Since': self.env.time_new}
self.assertRaises(ResponseError, file_symlink.read, hdrs=hdrs,
parms=self.env.parms)
self.assert_status(412)
self.assert_header('etag', md5)
hdrs = {'If-Match': md5,
'If-Unmodified-Since': self.env.time_old_f3}
self.assertRaises(ResponseError, file_symlink.read, hdrs=hdrs,
parms=self.env.parms)
self.assert_status(412)
self.assert_header('etag', md5)
def testLastModified(self):
file_item = self.env.container.file(Utils.create_name())
file_item.content_type = Utils.create_name()
resp = file_item.write_random_return_resp(self.env.file_size)
put_last_modified = resp.getheader('last-modified')
md5 = file_item.md5
# create symlink
link_obj = file_item.name + '_symlink'
file_symlink = self.env.container.file(link_obj)
file_symlink.write(hdrs={'X-Symlink-Target':
'%s/%s' % (self.env.container.name,
file_item.name)})
info = file_symlink.info()
self.assertIn('last_modified', info)
last_modified = info['last_modified']
self.assertEqual(put_last_modified, info['last_modified'])
hdrs = {'If-Modified-Since': last_modified}
self.assertRaises(ResponseError, file_symlink.read, hdrs=hdrs)
self.assert_status(304)
self.assert_header('etag', md5)
self.assert_header('accept-ranges', 'bytes')
hdrs = {'If-Unmodified-Since': last_modified}
self.assertTrue(file_symlink.read(hdrs=hdrs))
class TestSymlinkComparison(TestSymlinkTargetObjectComparison):
env = TestSymlinkComparisonEnv
def setUp(self):
super(TestSymlinkComparison, self).setUp()
def testLastModified(self):
file_item = self.env.container.file(Utils.create_name())
file_item.content_type = Utils.create_name()
resp = file_item.write_random_return_resp(self.env.file_size)
put_target_last_modified = resp.getheader('last-modified')
md5 = MD5_OF_EMPTY_STRING
# get different last-modified between file and symlink
time.sleep(1)
# create symlink
link_obj = file_item.name + '_symlink'
file_symlink = self.env.container.file(link_obj)
resp = file_symlink.write(return_resp=True,
hdrs={'X-Symlink-Target':
'%s/%s' % (self.env.container.name,
file_item.name)})
put_sym_last_modified = resp.getheader('last-modified')
info = file_symlink.info(parms=self.env.parms)
self.assertIn('last_modified', info)
last_modified = info['last_modified']
self.assertEqual(put_sym_last_modified, info['last_modified'])
hdrs = {'If-Modified-Since': put_target_last_modified}
body = file_symlink.read(hdrs=hdrs, parms=self.env.parms)
self.assertEqual('', body)
self.assert_status(200)
self.assert_header('etag', md5)
hdrs = {'If-Modified-Since': last_modified}
self.assertRaises(ResponseError, file_symlink.read, hdrs=hdrs,
parms=self.env.parms)
self.assert_status(304)
self.assert_header('etag', md5)
self.assert_header('accept-ranges', 'bytes')
hdrs = {'If-Unmodified-Since': last_modified}
body = file_symlink.read(hdrs=hdrs, parms=self.env.parms)
self.assertEqual('', body)
self.assert_status(200)
self.assert_header('etag', md5)
class TestSymlinkAccountTempurl(Base):
env = TestTempurlEnv
def setUp(self):
super(TestSymlinkAccountTempurl, self).setUp()
if self.env.tempurl_enabled is False:
raise SkipTest("TempURL not enabled")
elif self.env.tempurl_enabled is not True:
# just some sanity checking
raise Exception(
"Expected tempurl_enabled to be True/False, got %r" %
(self.env.tempurl_enabled,))
self.expires = int(time.time()) + 86400
self.obj_tempurl_parms = self.tempurl_parms(
'GET', self.expires, self.env.conn.make_path(self.env.obj.path),
self.env.tempurl_key)
def tempurl_parms(self, method, expires, path, key):
sig = hmac.new(
key,
'%s\n%s\n%s' % (method, expires, urllib.parse.unquote(path)),
hashlib.sha1).hexdigest()
return {'temp_url_sig': sig, 'temp_url_expires': str(expires)}
def test_PUT_symlink(self):
new_sym = self.env.container.file(Utils.create_name())
# give out a signature which allows a PUT to new_obj
expires = int(time.time()) + 86400
put_parms = self.tempurl_parms(
'PUT', expires, self.env.conn.make_path(new_sym.path),
self.env.tempurl_key)
# try to create symlink object
try:
new_sym.write(
'', {'x-symlink-target': 'cont/foo'}, parms=put_parms,
cfg={'no_auth_token': True})
except ResponseError as e:
self.assertEqual(e.status, 400)
else:
self.fail('request did not error')
def test_GET_symlink_inside_container(self):
tgt_obj = self.env.container.file(Utils.create_name())
sym = self.env.container.file(Utils.create_name())
tgt_obj.write("target object body")
sym.write(
'',
{'x-symlink-target': '%s/%s' % (self.env.container.name, tgt_obj)})
expires = int(time.time()) + 86400
get_parms = self.tempurl_parms(
'GET', expires, self.env.conn.make_path(sym.path),
self.env.tempurl_key)
contents = sym.read(parms=get_parms, cfg={'no_auth_token': True})
self.assert_status([200])
self.assertEqual(contents, "target object body")
def test_GET_symlink_outside_container(self):
tgt_obj = self.env.container.file(Utils.create_name())
tgt_obj.write("target object body")
container2 = self.env.account.container(Utils.create_name())
container2.create()
sym = container2.file(Utils.create_name())
sym.write(
'',
{'x-symlink-target': '%s/%s' % (self.env.container.name, tgt_obj)})
expires = int(time.time()) + 86400
get_parms = self.tempurl_parms(
'GET', expires, self.env.conn.make_path(sym.path),
self.env.tempurl_key)
# cross container tempurl works fine for account tempurl key
contents = sym.read(parms=get_parms, cfg={'no_auth_token': True})
self.assert_status([200])
self.assertEqual(contents, "target object body")
class TestSymlinkContainerTempurl(Base):
env = TestContainerTempurlEnv
def setUp(self):
super(TestSymlinkContainerTempurl, self).setUp()
if self.env.tempurl_enabled is False:
raise SkipTest("TempURL not enabled")
elif self.env.tempurl_enabled is not True:
# just some sanity checking
raise Exception(
"Expected tempurl_enabled to be True/False, got %r" %
(self.env.tempurl_enabled,))
expires = int(time.time()) + 86400
sig = self.tempurl_sig(
'GET', expires, self.env.conn.make_path(self.env.obj.path),
self.env.tempurl_key)
self.obj_tempurl_parms = {'temp_url_sig': sig,
'temp_url_expires': str(expires)}
def tempurl_sig(self, method, expires, path, key):
return hmac.new(
key,
'%s\n%s\n%s' % (method, expires, urllib.parse.unquote(path)),
hashlib.sha1).hexdigest()
def test_PUT_symlink(self):
new_sym = self.env.container.file(Utils.create_name())
# give out a signature which allows a PUT to new_obj
expires = int(time.time()) + 86400
sig = self.tempurl_sig(
'PUT', expires, self.env.conn.make_path(new_sym.path),
self.env.tempurl_key)
put_parms = {'temp_url_sig': sig,
'temp_url_expires': str(expires)}
# try to create symlink object, should fail
try:
new_sym.write(
'', {'x-symlink-target': 'cont/foo'}, parms=put_parms,
cfg={'no_auth_token': True})
except ResponseError as e:
self.assertEqual(e.status, 400)
else:
self.fail('request did not error')
def test_GET_symlink_inside_container(self):
tgt_obj = self.env.container.file(Utils.create_name())
sym = self.env.container.file(Utils.create_name())
tgt_obj.write("target object body")
sym.write(
'',
{'x-symlink-target': '%s/%s' % (self.env.container.name, tgt_obj)})
expires = int(time.time()) + 86400
sig = self.tempurl_sig(
'GET', expires, self.env.conn.make_path(sym.path),
self.env.tempurl_key)
parms = {'temp_url_sig': sig,
'temp_url_expires': str(expires)}
contents = sym.read(parms=parms, cfg={'no_auth_token': True})
self.assert_status([200])
self.assertEqual(contents, "target object body")
def test_GET_symlink_outside_container(self):
tgt_obj = self.env.container.file(Utils.create_name())
tgt_obj.write("target object body")
container2 = self.env.account.container(Utils.create_name())
container2.create()
sym = container2.file(Utils.create_name())
sym.write(
'',
{'x-symlink-target': '%s/%s' % (self.env.container.name, tgt_obj)})
expires = int(time.time()) + 86400
sig = self.tempurl_sig(
'GET', expires, self.env.conn.make_path(sym.path),
self.env.tempurl_key)
parms = {'temp_url_sig': sig,
'temp_url_expires': str(expires)}
# cross container tempurl does not work for container tempurl key
try:
sym.read(parms=parms, cfg={'no_auth_token': True})
except ResponseError as e:
self.assertEqual(e.status, 401)
else:
self.fail('request did not error')
try:
sym.info(parms=parms, cfg={'no_auth_token': True})
except ResponseError as e:
self.assertEqual(e.status, 401)
else:
self.fail('request did not error')
if __name__ == '__main__':
unittest2.main()