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Fix pep8 errors
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Change-Id: I905c1f36055f7b7f8d017eecd9ae7922291cb09c
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kazum committed Mar 26, 2014
1 parent 6232baa commit 63b597f
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Showing 3 changed files with 85 additions and 81 deletions.
2 changes: 1 addition & 1 deletion setup.py
Original file line number Diff line number Diff line change
Expand Up @@ -27,4 +27,4 @@
packages=['swift3'],
requires=['swift(>=1.4)'],
entry_points={'paste.filter_factory':
['swift3=swift3.middleware:filter_factory']})
['swift3=swift3.middleware:filter_factory']})
13 changes: 7 additions & 6 deletions swift3/middleware.py
Original file line number Diff line number Diff line change
Expand Up @@ -288,7 +288,7 @@ def canonical_string(req):
path, args = path.split('?', 1)
params = []
for key, value in sorted(urlparse.parse_qsl(args,
keep_blank_values=True)):
keep_blank_values=True)):
if key in ALLOWED_SUB_RESOURCES:
params.append('%s=%s' % (key, value) if value else key)
if params:
Expand Down Expand Up @@ -786,7 +786,7 @@ def PUT(self, env, start_response):
return get_err_response('InvalidDigest')
try:
env['HTTP_ETAG'] = value.decode('base64').encode('hex')
except:
except Exception:
return get_err_response('InvalidDigest')
if env['HTTP_ETAG'] == '':
return get_err_response('SignatureDoesNotMatch')
Expand Down Expand Up @@ -825,7 +825,7 @@ def DELETE(self, env, start_response):
"""
try:
self._app_call(env)
except:
except Exception:
return get_err_response('InvalidURI')

status = self._get_status_int()
Expand All @@ -852,7 +852,8 @@ def __init__(self, app, conf, *args, **kwargs):

def get_controller(self, env, path):
container, obj = split_path(path, 0, 2, True)
d = dict(container_name=container, object_name=unquote(obj) if obj is not None else obj)
d = dict(container_name=container, object_name=unquote(obj)
if obj is not None else obj)

if 'QUERY_STRING' in env:
args = dict(urlparse.parse_qsl(env['QUERY_STRING'], 1))
Expand Down Expand Up @@ -894,15 +895,15 @@ def handle_request(self, env, start_response):

try:
keyword, info = req.headers['Authorization'].split(' ')
except:
except Exception:
return get_err_response('AccessDenied')(env, start_response)

if keyword != 'AWS':
return get_err_response('AccessDenied')(env, start_response)

try:
account, signature = info.rsplit(':', 1)
except:
except Exception:
return get_err_response('InvalidArgument')(env, start_response)

try:
Expand Down
151 changes: 77 additions & 74 deletions swift3/test/unit/test_swift3.py
Original file line number Diff line number Diff line change
Expand Up @@ -23,7 +23,7 @@
import simplejson

from swift.common.swob import Request, Response, HTTPUnauthorized, \
HTTPCreated,HTTPNoContent, HTTPAccepted, HTTPBadRequest, HTTPNotFound, \
HTTPCreated, HTTPNoContent, HTTPAccepted, HTTPBadRequest, HTTPNotFound, \
HTTPConflict, HTTPForbidden, HTTPRequestEntityTooLarge

from swift3 import middleware as swift3
Expand Down Expand Up @@ -304,22 +304,22 @@ def test_bucket_GET_is_truncated(self):
bucket_name = 'junk'

req = Request.blank('/%s' % bucket_name,
environ={'REQUEST_METHOD': 'GET',
'QUERY_STRING': 'max-keys=3'},
headers={'Authorization': 'AWS test:tester:hmac'})
environ={'REQUEST_METHOD': 'GET',
'QUERY_STRING': 'max-keys=3'},
headers={'Authorization': 'AWS test:tester:hmac'})
resp = local_app(req.environ, local_app.app.do_start_response)
dom = xml.dom.minidom.parseString("".join(resp))
self.assertEquals(dom.getElementsByTagName('IsTruncated')[0].
childNodes[0].nodeValue, 'false')
childNodes[0].nodeValue, 'false')

req = Request.blank('/%s' % bucket_name,
environ={'REQUEST_METHOD': 'GET',
'QUERY_STRING': 'max-keys=2'},
headers={'Authorization': 'AWS test:tester:hmac'})
environ={'REQUEST_METHOD': 'GET',
'QUERY_STRING': 'max-keys=2'},
headers={'Authorization': 'AWS test:tester:hmac'})
resp = local_app(req.environ, local_app.app.do_start_response)
dom = xml.dom.minidom.parseString("".join(resp))
self.assertEquals(dom.getElementsByTagName('IsTruncated')[0].
childNodes[0].nodeValue, 'true')
childNodes[0].nodeValue, 'true')

def test_bucket_GET_max_keys(self):
class FakeApp(object):
Expand All @@ -332,24 +332,24 @@ def __call__(self, env, start_response):
bucket_name = 'junk'

req = Request.blank('/%s' % bucket_name,
environ={'REQUEST_METHOD': 'GET',
'QUERY_STRING': 'max-keys=5'},
headers={'Authorization': 'AWS test:tester:hmac'})
environ={'REQUEST_METHOD': 'GET',
'QUERY_STRING': 'max-keys=5'},
headers={'Authorization': 'AWS test:tester:hmac'})
resp = local_app(req.environ, lambda *args: None)
dom = xml.dom.minidom.parseString("".join(resp))
self.assertEquals(dom.getElementsByTagName('MaxKeys')[0].
childNodes[0].nodeValue, '5')
childNodes[0].nodeValue, '5')
args = dict(cgi.parse_qsl(fake_app.query_string))
self.assert_(args['limit'] == '6')

req = Request.blank('/%s' % bucket_name,
environ={'REQUEST_METHOD': 'GET',
'QUERY_STRING': 'max-keys=5000'},
headers={'Authorization': 'AWS test:tester:hmac'})
environ={'REQUEST_METHOD': 'GET',
'QUERY_STRING': 'max-keys=5000'},
headers={'Authorization': 'AWS test:tester:hmac'})
resp = local_app(req.environ, lambda *args: None)
dom = xml.dom.minidom.parseString("".join(resp))
self.assertEquals(dom.getElementsByTagName('MaxKeys')[0].
childNodes[0].nodeValue, '1000')
childNodes[0].nodeValue, '1000')
args = dict(cgi.parse_qsl(fake_app.query_string))
self.assertEquals(args['limit'], '1001')

Expand All @@ -363,17 +363,17 @@ def __call__(self, env, start_response):
local_app = swift3.filter_factory({})(fake_app)
bucket_name = 'junk'
req = Request.blank('/%s' % bucket_name,
environ={'REQUEST_METHOD': 'GET', 'QUERY_STRING':
'delimiter=a&marker=b&prefix=c'},
headers={'Authorization': 'AWS test:tester:hmac'})
environ={'REQUEST_METHOD': 'GET', 'QUERY_STRING':
'delimiter=a&marker=b&prefix=c'},
headers={'Authorization': 'AWS test:tester:hmac'})
resp = local_app(req.environ, lambda *args: None)
dom = xml.dom.minidom.parseString("".join(resp))
self.assertEquals(dom.getElementsByTagName('Prefix')[0].
childNodes[0].nodeValue, 'c')
childNodes[0].nodeValue, 'c')
self.assertEquals(dom.getElementsByTagName('Marker')[0].
childNodes[0].nodeValue, 'b')
childNodes[0].nodeValue, 'b')
self.assertEquals(dom.getElementsByTagName('Delimiter')[0].
childNodes[0].nodeValue, 'a')
childNodes[0].nodeValue, 'a')
args = dict(cgi.parse_qsl(fake_app.query_string))
self.assertEquals(args['delimiter'], 'a')
self.assertEquals(args['marker'], 'b')
Expand All @@ -400,7 +400,7 @@ def test_bucket_PUT(self):
req = Request.blank('/bucket',
environ={'REQUEST_METHOD': 'PUT'},
headers={'Authorization': 'AWS test:tester:hmac'})
resp = local_app(req.environ, local_app.app.do_start_response)
local_app(req.environ, local_app.app.do_start_response)
self.assertEquals(local_app.app.response_args[0].split()[0], '200')

def test_bucket_DELETE_error(self):
Expand All @@ -420,13 +420,14 @@ def test_bucket_DELETE(self):
req = Request.blank('/bucket',
environ={'REQUEST_METHOD': 'DELETE'},
headers={'Authorization': 'AWS test:tester:hmac'})
resp = local_app(req.environ, local_app.app.do_start_response)
local_app(req.environ, local_app.app.do_start_response)
self.assertEquals(local_app.app.response_args[0].split()[0], '204')

def _check_acl(self, owner, resp):
dom = xml.dom.minidom.parseString("".join(resp))
self.assertEquals(dom.firstChild.nodeName, 'AccessControlPolicy')
name = dom.getElementsByTagName('Permission')[0].childNodes[0].nodeValue
permission = dom.getElementsByTagName('Permission')[0]
name = permission.childNodes[0].nodeValue
self.assertEquals(name, 'FULL_CONTROL')
name = dom.getElementsByTagName('ID')[0].childNodes[0].nodeValue
self.assertEquals(name, owner)
Expand Down Expand Up @@ -459,7 +460,7 @@ def _test_object_GETorHEAD(self, method):
self.assertEquals(local_app.app.response_args[0].split()[0], '200')

headers = dict((k.lower(), v) for k, v in
local_app.app.response_args[1])
local_app.app.response_args[1])
for key, val in local_app.app.response_headers.iteritems():
if key in ('content-length', 'content-type', 'content-encoding',
'etag', 'last-modified'):
Expand Down Expand Up @@ -499,12 +500,12 @@ def test_object_GET_Range(self):
environ={'REQUEST_METHOD': 'GET'},
headers={'Authorization': 'AWS test:tester:hmac',
'Range': 'bytes=0-3'})
resp = local_app(req.environ, local_app.app.do_start_response)
local_app(req.environ, local_app.app.do_start_response)
self.assertEquals(local_app.app.response_args[0].split()[0], '206')

headers = dict((k.lower(), v) for k, v in
local_app.app.response_args[1])
self.assertTrue('content-range' in headers)
local_app.app.response_args[1])
self.assertTrue('content-range' in headers)
self.assertTrue(headers['content-range'].startswith('bytes 0-3'))

def test_object_PUT_error(self):
Expand All @@ -526,18 +527,19 @@ def test_object_PUT_error(self):

def test_object_PUT(self):
local_app = swift3.filter_factory({})(FakeAppObject(201))
req = Request.blank('/bucket/object',
environ={'REQUEST_METHOD': 'PUT'},
headers={'Authorization': 'AWS test:tester:hmac',
'x-amz-storage-class': 'REDUCED_REDUNDANCY',
'Content-MD5': 'Gyz1NfJ3Mcl0NDZFo5hTKA=='})
req = Request.blank(
'/bucket/object',
environ={'REQUEST_METHOD': 'PUT'},
headers={'Authorization': 'AWS test:tester:hmac',
'x-amz-storage-class': 'REDUCED_REDUNDANCY',
'Content-MD5': 'Gyz1NfJ3Mcl0NDZFo5hTKA=='})
req.date = datetime.now()
req.content_type = 'text/plain'
resp = local_app(req.environ, local_app.app.do_start_response)
local_app(req.environ, local_app.app.do_start_response)
self.assertEquals(local_app.app.response_args[0].split()[0], '200')

headers = dict((k.lower(), v) for k, v in
local_app.app.response_args[1])
local_app.app.response_args[1])
self.assertEquals(headers['etag'],
"\"%s\"" % local_app.app.response_headers['etag'])

Expand All @@ -549,18 +551,19 @@ def __call__(self, env, start_response):
return []
app = FakeApp()
local_app = swift3.filter_factory({})(app)
req = Request.blank('/bucket/object',
environ={'REQUEST_METHOD': 'PUT'},
headers={'Authorization': 'AWS test:tester:hmac',
'X-Amz-Storage-Class': 'REDUCED_REDUNDANCY',
'X-Amz-Meta-Something': 'oh hai',
'X-Amz-Copy-Source': '/some/source',
'Content-MD5': 'ffoHqOWd280dyE1MT4KuoQ=='})
req = Request.blank(
'/bucket/object',
environ={'REQUEST_METHOD': 'PUT'},
headers={'Authorization': 'AWS test:tester:hmac',
'X-Amz-Storage-Class': 'REDUCED_REDUNDANCY',
'X-Amz-Meta-Something': 'oh hai',
'X-Amz-Copy-Source': '/some/source',
'Content-MD5': 'ffoHqOWd280dyE1MT4KuoQ=='})
req.date = datetime.now()
req.content_type = 'text/plain'
resp = local_app(req.environ, lambda *args: None)
local_app(req.environ, lambda *args: None)
self.assertEquals(app.req.headers['ETag'],
'7dfa07a8e59ddbcd1dc84d4c4f82aea1')
'7dfa07a8e59ddbcd1dc84d4c4f82aea1')
self.assertEquals(app.req.headers['X-Object-Meta-Something'], 'oh hai')
self.assertEquals(app.req.headers['X-Copy-From'], '/some/source')

Expand All @@ -583,7 +586,7 @@ def test_object_DELETE(self):
req = Request.blank('/bucket/object',
environ={'REQUEST_METHOD': 'DELETE'},
headers={'Authorization': 'AWS test:tester:hmac'})
resp = local_app(req.environ, local_app.app.do_start_response)
local_app(req.environ, local_app.app.do_start_response)
self.assertEquals(local_app.app.response_args[0].split()[0], '204')

def test_object_multi_DELETE(self):
Expand All @@ -603,7 +606,7 @@ def test_object_multi_DELETE(self):
body=body)
req.date = datetime.now()
req.content_type = 'text/plain'
resp = local_app(req.environ, local_app.app.do_start_response)
local_app(req.environ, local_app.app.do_start_response)
self.assertEquals(local_app.app.response_args[0].split()[0], '200')

def test_object_acl_GET(self):
Expand All @@ -621,53 +624,53 @@ def test_canonical_string(self):
"""
def verify(hash, path, headers):
req = Request.blank(path, headers=headers)
self.assertEquals(hash,
hashlib.md5(swift3.canonical_string(req)).hexdigest())
self.assertEquals(hash, hashlib.md5(
swift3.canonical_string(req)).hexdigest())

verify('6dd08c75e42190a1ce9468d1fd2eb787', '/bucket/object',
{'Content-Type': 'text/plain', 'X-Amz-Something': 'test',
'Date': 'whatever'})
{'Content-Type': 'text/plain', 'X-Amz-Something': 'test',
'Date': 'whatever'})

verify('c8447135da232ae7517328f3429df481', '/bucket/object',
{'Content-Type': 'text/plain', 'X-Amz-Something': 'test'})
{'Content-Type': 'text/plain', 'X-Amz-Something': 'test'})

verify('bf49304103a4de5c325dce6384f2a4a2', '/bucket/object',
{'content-type': 'text/plain'})
{'content-type': 'text/plain'})

verify('be01bd15d8d47f9fe5e2d9248cc6f180', '/bucket/object', {})

verify('8d28cc4b8322211f6cc003256cd9439e', 'bucket/object',
{'Content-MD5': 'somestuff'})
{'Content-MD5': 'somestuff'})

verify('a822deb31213ad09af37b5a7fe59e55e', '/bucket/object?acl', {})

verify('cce5dd1016595cb706c93f28d3eaa18f', '/bucket/object',
{'Content-Type': 'text/plain', 'X-Amz-A': 'test',
'X-Amz-Z': 'whatever', 'X-Amz-B': 'lalala',
'X-Amz-Y': 'lalalalalalala'})
{'Content-Type': 'text/plain', 'X-Amz-A': 'test',
'X-Amz-Z': 'whatever', 'X-Amz-B': 'lalala',
'X-Amz-Y': 'lalalalalalala'})

verify('7506d97002c7d2de922cc0ec34af8846', '/bucket/object',
{'Content-Type': None, 'X-Amz-Something': 'test'})
{'Content-Type': None, 'X-Amz-Something': 'test'})

verify('28f76d6162444a193b612cd6cb20e0be', '/bucket/object',
{'Content-Type': None,
'X-Amz-Date': 'Mon, 11 Jul 2011 10:52:57 +0000',
'Date': 'Tue, 12 Jul 2011 10:52:57 +0000'})
{'Content-Type': None,
'X-Amz-Date': 'Mon, 11 Jul 2011 10:52:57 +0000',
'Date': 'Tue, 12 Jul 2011 10:52:57 +0000'})

verify('ed6971e3eca5af4ee361f05d7c272e49', '/bucket/object',
{'Content-Type': None,
'Date': 'Tue, 12 Jul 2011 10:52:57 +0000'})
{'Content-Type': None,
'Date': 'Tue, 12 Jul 2011 10:52:57 +0000'})

req1 = Request.blank('/', headers=
{'Content-Type': None, 'X-Amz-Something': 'test'})
{'Content-Type': None, 'X-Amz-Something': 'test'})
req2 = Request.blank('/', headers=
{'Content-Type': '', 'X-Amz-Something': 'test'})
{'Content-Type': '', 'X-Amz-Something': 'test'})
req3 = Request.blank('/', headers={'X-Amz-Something': 'test'})

self.assertEquals(swift3.canonical_string(req1),
swift3.canonical_string(req2))
swift3.canonical_string(req2))
self.assertEquals(swift3.canonical_string(req2),
swift3.canonical_string(req3))
swift3.canonical_string(req3))

def test_signed_urls(self):
class FakeApp(object):
Expand All @@ -678,10 +681,11 @@ def __call__(self, env, start_response):
app = FakeApp()
local_app = swift3.filter_factory({})(app)
req = Request.blank('/bucket/object?Signature=X&Expires=Y&'
'AWSAccessKeyId=Z', environ={'REQUEST_METHOD': 'GET'})
'AWSAccessKeyId=Z',
environ={'REQUEST_METHOD': 'GET'})
req.headers['Date'] = datetime.utcnow()
req.content_type = 'text/plain'
resp = local_app(req.environ, lambda *args: None)
local_app(req.environ, lambda *args: None)
self.assertEquals(req.headers['Authorization'], 'AWS Z:X')
self.assertEquals(req.headers['Date'], 'Y')

Expand All @@ -690,11 +694,10 @@ def test_token_generation(self):
'&partNumber=1',
environ={'REQUEST_METHOD': 'PUT'})
req.headers['Authorization'] = 'AWS X:Y'
resp = self.app(req.environ, start_response)
self.app(req.environ, start_response)
self.assertEquals(base64.urlsafe_b64decode(
req.headers['X-Auth-Token']),
'PUT\n\n\n/bucket/object?partNumber=1'
'&uploadId=123456789abcdef')
req.headers['X-Auth-Token']),
'PUT\n\n\n/bucket/object?partNumber=1&uploadId=123456789abcdef')

if __name__ == '__main__':
unittest.main()

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