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# -*- coding: utf-8 -*-
# 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.
import io
from http.client import parse_headers
from unittest import mock
import unittest
import socket
import sys
from eventlet import spawn, Timeout
from swift.common import bufferedhttp
from test import listen_zero
class MockHTTPSConnection(object):
def __init__(self, hostport):
pass
def putrequest(self, method, path, skip_host=0):
self.path = path
pass
def putheader(self, header, *values):
# Verify that path and values can be safely joined
# Essentially what Python 2.7 does that caused us problems.
'\r\n\t'.join((self.path,) + values)
def endheaders(self):
pass
class TestBufferedHTTP(unittest.TestCase):
def test_http_connect(self):
bindsock = listen_zero()
def accept(expected_par):
try:
with Timeout(3):
sock, addr = bindsock.accept()
fp = sock.makefile('rwb')
fp.write(b'HTTP/1.1 200 OK\r\nContent-Length: 8\r\n\r\n'
b'RESPONSE')
fp.flush()
line = fp.readline()
path = (b'/dev/' + expected_par +
b'/path/..%25/?omg=&no=%7F&%FF=%FF&no=%25ff')
self.assertEqual(
line,
b'PUT ' + path + b' HTTP/1.1\r\n')
headers = {}
line = fp.readline()
while line and line != b'\r\n':
headers[line.split(b':')[0].lower()] = \
line.split(b':')[1].strip()
line = fp.readline()
self.assertEqual(headers[b'content-length'], b'7')
self.assertEqual(headers[b'x-header'], b'value')
self.assertEqual(fp.readline(), b'REQUEST\r\n')
except BaseException as err:
return err
return None
for spawn_par, par in (
(b'par', b'par'), (b'up%C3%A5r', u'up\xe5r'),
(b'%C3%BCpar', b'\xc3\xbcpar'), (b'1357', 1357)):
event = spawn(accept, spawn_par)
try:
with Timeout(3):
conn = bufferedhttp.http_connect(
'127.0.0.1', bindsock.getsockname()[1], 'dev', par,
'PUT', '/path/..%/', {
'content-length': 7,
'x-header': 'value'},
query_string='omg&no=%7f&\xff=%ff&no=%25ff')
conn.send(b'REQUEST\r\n')
self.assertTrue(conn.sock.getsockopt(socket.IPPROTO_TCP,
socket.TCP_NODELAY))
resp = conn.getresponse()
body = resp.read()
conn.close()
self.assertEqual(resp.status, 200)
self.assertEqual(resp.reason, 'OK')
self.assertEqual(body, b'RESPONSE')
finally:
err = event.wait()
if err:
raise Exception(err)
def test_get_expect(self):
bindsock = listen_zero()
request = []
def accept():
with Timeout(3):
sock, addr = bindsock.accept()
fp = sock.makefile('rwb')
request.append(fp.readline())
fp.write(b'HTTP/1.1 100 Continue\r\n\r\n')
fp.flush()
fp.write(b'HTTP/1.1 200 OK\r\nContent-Length: 8\r\n\r\n'
b'RESPONSE')
fp.flush()
server = spawn(accept)
try:
address = '%s:%s' % ('127.0.0.1', bindsock.getsockname()[1])
conn = bufferedhttp.BufferedHTTPConnection(address)
conn.putrequest('GET', '/path')
conn.endheaders()
resp = conn.getexpect()
self.assertIsInstance(resp, bufferedhttp.BufferedHTTPResponse)
self.assertEqual(resp.status, 100)
self.assertEqual(resp.version, 11)
self.assertEqual(resp.reason, 'Continue')
# I don't think you're supposed to "read" a continue response
self.assertRaises(AssertionError, resp.read)
resp = conn.getresponse()
self.assertIsInstance(resp, bufferedhttp.BufferedHTTPResponse)
self.assertEqual(resp.read(), b'RESPONSE')
finally:
server.wait()
self.assertEqual(request[0], b'GET /path HTTP/1.1\r\n')
@unittest.skipIf(sys.version_info >= (3, 14),
"Python 3.14 disallows non-ASCII header names")
def test_get_with_non_ascii(self):
bindsock = listen_zero()
request = []
def accept():
with Timeout(3):
sock, addr = bindsock.accept()
fp = sock.makefile('rwb')
request.append(fp.readline())
# Ignore request headers
while fp.readline() != b'\r\n':
pass
fp.write(b'HTTP/1.1 100 Continue\r\n\r\n')
fp.flush()
fp.write(b'\r\n'.join([
b'HTTP/1.1 200 OK',
b'X-Non-Ascii-M\xc3\xa9ta: \xe1\x88\xb4',
b'Content-Length: 8',
b'',
b'RESPONSE']))
fp.flush()
# Server can look for pipelined requests
request.append(fp.readline())
server = spawn(accept)
try:
address = '%s:%s' % ('127.0.0.1', bindsock.getsockname()[1])
conn = bufferedhttp.BufferedHTTPConnection(address)
conn.putrequest('GET', '/path')
conn.endheaders()
resp = conn.getexpect()
self.assertIsInstance(resp, bufferedhttp.BufferedHTTPResponse)
self.assertEqual(resp.status, 100)
self.assertEqual(resp.version, 11)
self.assertEqual(resp.reason, 'Continue')
# I don't think you're supposed to "read" a continue response
self.assertRaises(AssertionError, resp.read)
resp = conn.getresponse()
self.assertIsInstance(resp, bufferedhttp.BufferedHTTPResponse)
self.assertEqual(resp.length, 8)
self.assertEqual(resp.read(), b'RESPONSE')
self.assertEqual(resp.read(), b'')
self.assertEqual(resp.headers['X-Non-Ascii-M?'],
'\u1234')
# it's all HTTP/1.1 so we *could* pipeline, but we won't
conn.close()
finally:
server.wait()
self.assertEqual(request, [b'GET /path HTTP/1.1\r\n', b''])
def test_closed_response(self):
resp = bufferedhttp.BufferedHTTPResponse(None)
self.assertEqual(resp.status, 'UNKNOWN')
self.assertEqual(resp.version, 'UNKNOWN')
self.assertEqual(resp.reason, 'UNKNOWN')
self.assertEqual(resp.read(), b'')
def test_nonstr_header_values(self):
with mock.patch('swift.common.bufferedhttp.HTTPSConnection',
MockHTTPSConnection):
bufferedhttp.http_connect(
'127.0.0.1', 8080, 'sda', 1, 'GET', '/',
headers={'x-one': '1', 'x-two': 2, 'x-three': 3.0,
'x-four': {'crazy': 'value'}}, ssl=True)
bufferedhttp.http_connect_raw(
'127.0.0.1', 8080, 'GET', '/',
headers={'x-one': '1', 'x-two': 2, 'x-three': 3.0,
'x-four': {'crazy': 'value'}}, ssl=True)
def test_unicode_values(self):
with mock.patch('swift.common.bufferedhttp.HTTPSConnection',
MockHTTPSConnection):
for dev in ('sda', u'sda', u'sdá', u'sdá'.encode('utf-8')):
for path in (
'/v1/a', u'/v1/a', u'/v1/á', u'/v1/á'.encode('utf-8')):
for header in ('abc', u'abc', u'ábc'.encode('utf-8')):
try:
bufferedhttp.http_connect(
'127.0.0.1', 8080, dev, 1, 'GET', path,
headers={'X-Container-Meta-Whatever': header},
ssl=True)
except Exception as e:
self.fail(
'Exception %r for device=%r path=%r header=%r'
% (e, dev, path, header))
def test_headers_setter_with_dict(self):
resp = bufferedhttp.BufferedHTTPResponse(None)
resp.headers = {'a': 'b', 'c': 'd'}
self.assertEqual('b', resp.headers.get('a'))
self.assertEqual('d', resp.headers.get('c'))
resp.headers = {'a': 'b', 'c': 'd'}
self.assertEqual('b', resp.headers.get('a'))
self.assertEqual('d', resp.headers.get('c'))
# XXX: AttributeError: 'dict' object has no attribute 'get_all'
# self.assertEqual(['b'], resp.headers.get_all('a'))
def test_headers_setter_with_message(self):
msg = parse_headers(io.BytesIO(b'a: b\na: bb\nc: d\n\n'))
self.assertEqual('', msg.get_payload())
resp = bufferedhttp.BufferedHTTPResponse(None)
resp.headers = msg
self.assertEqual('b', resp.headers.get('a'))
self.assertEqual(['b', 'bb'], resp.headers.get_all('a'))
self.assertEqual('d', resp.headers.get('c'))
self.assertEqual([('a', 'b'), ('a', 'bb'), ('c', 'd')],
resp.headers.items())
resp.headers = msg
self.assertEqual([('a', 'b'), ('a', 'bb'), ('c', 'd')],
resp.headers.items())
@unittest.skipIf(sys.version_info >= (3, 14),
"Python 3.14 disallows non-ASCII header names")
def test_headers_setter_with_message_with_payload(self):
msg = parse_headers(io.BytesIO(b'\xc3: b\n\xc3: bb\nc: d\n\n'))
self.assertEqual('Ã: b\nÃ: bb\nc: d\n\n', msg.get_payload())
resp = bufferedhttp.BufferedHTTPResponse(None)
resp.headers = resp.msg = msg
self.assertEqual('b', resp.headers.get('\xc3'))
self.assertEqual(['b', 'bb'], resp.headers.get_all('\xc3'))
self.assertEqual('d', resp.headers.get('c'))
self.assertEqual([('\xc3', 'b'), ('\xc3', 'bb'), ('c', 'd')],
resp.headers.items())
resp.headers = msg
self.assertEqual('b', resp.headers.get('\xc3'))
self.assertEqual(['b', 'bb'], resp.headers.get_all('\xc3'))
self.assertEqual('d', resp.headers.get('c'))
self.assertEqual([('\xc3', 'b'), ('\xc3', 'bb'), ('c', 'd')],
resp.headers.items())
self.assertIs(resp.headers, resp.msg)
self.assertIs(resp._headers, resp.headers)
if __name__ == '__main__':
unittest.main()
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