swift/test/unit/common/test_direct_client.py
Clay Gerrard 2a312d1cd5 Cleanup tests' import of debug_logger
Change-Id: I19ca860deaa6dbf388bdcd1f0b0f77f72ff19689
2021-04-27 12:04:41 +01:00

1025 lines
45 KiB
Python

# 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
import json
import unittest
import os
from contextlib import contextmanager
import time
import pickle
import mock
from six.moves import urllib
from swift.common import direct_client
from swift.common.direct_client import DirectClientException
from swift.common.exceptions import ClientException
from swift.common.header_key_dict import HeaderKeyDict
from swift.common.utils import Timestamp, quote, md5
from swift.common.swob import RESPONSE_REASONS
from swift.common.storage_policy import POLICIES
from six.moves.http_client import HTTPException
from test.debug_logger import debug_logger
from test.unit import patch_policies
class FakeConn(object):
def __init__(self, status, headers=None, body='', **kwargs):
self.status = status
try:
self.reason = RESPONSE_REASONS[self.status][0]
except Exception:
self.reason = 'Fake'
self.body = body
self.resp_headers = HeaderKeyDict()
if headers:
self.resp_headers.update(headers)
self.etag = None
def _update_raw_call_args(self, *args, **kwargs):
capture_attrs = ('host', 'port', 'method', 'path', 'req_headers',
'query_string')
for attr, value in zip(capture_attrs, args[:len(capture_attrs)]):
setattr(self, attr, value)
return self
def getresponse(self):
if self.etag:
self.resp_headers['etag'] = str(self.etag.hexdigest())
if isinstance(self.status, Exception):
raise self.status
return self
def getheader(self, header, default=None):
return self.resp_headers.get(header, default)
def getheaders(self):
return self.resp_headers.items()
def read(self, amt=None):
if isinstance(self.body, io.BytesIO):
return self.body.read(amt)
elif amt is None:
return self.body
else:
return Exception('Not a StringIO entry')
def send(self, data):
if not self.etag:
self.etag = md5(usedforsecurity=False)
self.etag.update(data)
@contextmanager
def mocked_http_conn(*args, **kwargs):
mocked = kwargs.pop('mocked', 'swift.common.bufferedhttp.http_connect_raw')
fake_conn = FakeConn(*args, **kwargs)
mock_http_conn = lambda *args, **kwargs: \
fake_conn._update_raw_call_args(*args, **kwargs)
with mock.patch(mocked, new=mock_http_conn):
yield fake_conn
@patch_policies
class TestDirectClient(unittest.TestCase):
def setUp(self):
self.node = json.loads(json.dumps({ # json roundtrip to ring-like
'ip': '1.2.3.4', 'port': '6200', 'device': 'sda',
'replication_ip': '1.2.3.5', 'replication_port': '7000'}))
self.part = '0'
self.account = u'\u062a account'
self.container = u'\u062a container'
self.obj = u'\u062a obj/name'
self.account_path = '/sda/0/%s' % urllib.parse.quote(
self.account.encode('utf-8'))
self.container_path = '/sda/0/%s/%s' % tuple(
urllib.parse.quote(p.encode('utf-8')) for p in (
self.account, self.container))
self.obj_path = '/sda/0/%s/%s/%s' % tuple(
urllib.parse.quote(p.encode('utf-8')) for p in (
self.account, self.container, self.obj))
self.user_agent = 'direct-client %s' % os.getpid()
class FakeTimeout(BaseException):
def __enter__(self):
return self
def __exit__(self, typ, value, tb):
pass
patcher = mock.patch.object(direct_client, 'Timeout', FakeTimeout)
patcher.start()
self.addCleanup(patcher.stop)
def test_gen_headers(self):
stub_user_agent = 'direct-client %s' % os.getpid()
headers = direct_client.gen_headers(add_ts=False)
self.assertEqual(dict(headers), {
'User-Agent': stub_user_agent,
'X-Backend-Allow-Reserved-Names': 'true',
})
with mock.patch('swift.common.utils.Timestamp.now',
return_value=Timestamp('123.45')):
headers = direct_client.gen_headers()
self.assertEqual(dict(headers), {
'User-Agent': stub_user_agent,
'X-Backend-Allow-Reserved-Names': 'true',
'X-Timestamp': '0000000123.45000',
})
headers = direct_client.gen_headers(hdrs_in={'x-timestamp': '15'})
self.assertEqual(dict(headers), {
'User-Agent': stub_user_agent,
'X-Backend-Allow-Reserved-Names': 'true',
'X-Timestamp': '15',
})
with mock.patch('swift.common.utils.Timestamp.now',
return_value=Timestamp('12345.6789')):
headers = direct_client.gen_headers(hdrs_in={'foo-bar': '63'})
self.assertEqual(dict(headers), {
'User-Agent': stub_user_agent,
'Foo-Bar': '63',
'X-Backend-Allow-Reserved-Names': 'true',
'X-Timestamp': '0000012345.67890',
})
hdrs_in = {'foo-bar': '55'}
headers = direct_client.gen_headers(hdrs_in, add_ts=False)
self.assertEqual(dict(headers), {
'User-Agent': stub_user_agent,
'Foo-Bar': '55',
'X-Backend-Allow-Reserved-Names': 'true',
})
with mock.patch('swift.common.utils.Timestamp.now',
return_value=Timestamp('12345')):
headers = direct_client.gen_headers(hdrs_in={'user-agent': '32'})
self.assertEqual(dict(headers), {
'User-Agent': '32',
'X-Backend-Allow-Reserved-Names': 'true',
'X-Timestamp': '0000012345.00000',
})
hdrs_in = {'user-agent': '47'}
headers = direct_client.gen_headers(hdrs_in, add_ts=False)
self.assertEqual(dict(headers), {
'User-Agent': '47',
'X-Backend-Allow-Reserved-Names': 'true',
})
for policy in POLICIES:
for add_ts in (True, False):
with mock.patch('swift.common.utils.Timestamp.now',
return_value=Timestamp('123456789')):
headers = direct_client.gen_headers(
{'X-Backend-Storage-Policy-Index': policy.idx},
add_ts=add_ts)
expected = {
'User-Agent': stub_user_agent,
'X-Backend-Storage-Policy-Index': str(policy.idx),
'X-Backend-Allow-Reserved-Names': 'true',
}
if add_ts:
expected['X-Timestamp'] = '0123456789.00000'
self.assertEqual(dict(headers), expected)
def test_direct_get_account(self):
def do_test(req_params):
stub_headers = HeaderKeyDict({
'X-Account-Container-Count': '1',
'X-Account-Object-Count': '1',
'X-Account-Bytes-Used': '1',
'X-Timestamp': '1234567890',
'X-PUT-Timestamp': '1234567890'})
body = b'[{"count": 1, "bytes": 20971520, "name": "c1"}]'
with mocked_http_conn(200, stub_headers, body) as conn:
resp_headers, resp = direct_client.direct_get_account(
self.node, self.part, self.account, **req_params)
try:
self.assertEqual(conn.method, 'GET')
self.assertEqual(conn.path, self.account_path)
self.assertEqual(conn.req_headers['user-agent'],
self.user_agent)
self.assertEqual(resp_headers, stub_headers)
self.assertEqual(json.loads(body), resp)
self.assertIn('format=json', conn.query_string)
for k, v in req_params.items():
if v is None:
self.assertNotIn('&%s' % k, conn.query_string)
else:
self.assertIn('&%s=%s' % (k, v), conn.query_string)
except AssertionError as err:
self.fail('Failed with params %s: %s' % (req_params, err))
test_params = (dict(marker=marker, prefix=prefix, delimiter=delimiter,
limit=limit, end_marker=end_marker, reverse=reverse)
for marker in (None, 'my-marker')
for prefix in (None, 'my-prefix')
for delimiter in (None, 'my-delimiter')
for limit in (None, 1000)
for end_marker in (None, 'my-endmarker')
for reverse in (None, 'on'))
for params in test_params:
do_test(params)
def test_direct_client_exception(self):
stub_headers = {'X-Trans-Id': 'txb5f59485c578460f8be9e-0053478d09'}
body = 'a server error has occurred'
with mocked_http_conn(500, stub_headers, body):
with self.assertRaises(ClientException) as raised:
direct_client.direct_get_account(self.node, self.part,
self.account)
self.assertEqual(raised.exception.http_status, 500)
expected_err_msg_parts = (
'Account server %s:%s' % (self.node['ip'], self.node['port']),
'GET %r' % self.account_path,
'status 500',
)
for item in expected_err_msg_parts:
self.assertIn(item, str(raised.exception))
self.assertEqual(raised.exception.http_host, self.node['ip'])
self.assertEqual(raised.exception.http_port, self.node['port'])
self.assertEqual(raised.exception.http_device, self.node['device'])
self.assertEqual(raised.exception.http_status, 500)
self.assertEqual(raised.exception.http_reason, 'Internal Error')
self.assertEqual(raised.exception.http_headers, stub_headers)
def test_direct_get_account_no_content_does_not_parse_body(self):
headers = {
'X-Account-Container-Count': '1',
'X-Account-Object-Count': '1',
'X-Account-Bytes-Used': '1',
'X-Timestamp': '1234567890',
'X-Put-Timestamp': '1234567890'}
with mocked_http_conn(204, headers) as conn:
resp_headers, resp = direct_client.direct_get_account(
self.node, self.part, self.account)
self.assertEqual(conn.method, 'GET')
self.assertEqual(conn.path, self.account_path)
self.assertEqual(conn.req_headers['user-agent'], self.user_agent)
self.assertDictEqual(resp_headers, headers)
self.assertEqual([], resp)
def test_direct_get_account_error(self):
with mocked_http_conn(500) as conn:
with self.assertRaises(ClientException) as raised:
direct_client.direct_get_account(
self.node, self.part, self.account)
self.assertEqual(conn.method, 'GET')
self.assertEqual(conn.path, self.account_path)
self.assertEqual(raised.exception.http_status, 500)
self.assertTrue('GET' in str(raised.exception))
def test_direct_delete_account(self):
part = '0'
account = 'a'
mock_path = 'swift.common.bufferedhttp.http_connect_raw'
with mock.patch(mock_path) as fake_connect:
fake_connect.return_value.getresponse.return_value.status = 200
direct_client.direct_delete_account(self.node, part, account)
args, kwargs = fake_connect.call_args
ip = args[0]
self.assertEqual(self.node['ip'], ip)
port = args[1]
self.assertEqual(self.node['port'], port)
method = args[2]
self.assertEqual('DELETE', method)
path = args[3]
self.assertEqual('/sda/0/a', path)
headers = args[4]
self.assertIn('X-Timestamp', headers)
self.assertIn('User-Agent', headers)
def test_direct_delete_account_replication_net(self):
part = '0'
account = 'a'
mock_path = 'swift.common.bufferedhttp.http_connect_raw'
with mock.patch(mock_path) as fake_connect:
fake_connect.return_value.getresponse.return_value.status = 200
direct_client.direct_delete_account(
self.node, part, account,
headers={'X-Backend-Use-Replication-Network': 't'})
args, kwargs = fake_connect.call_args
ip = args[0]
self.assertEqual(self.node['replication_ip'], ip)
self.assertNotEqual(self.node['ip'], ip)
port = args[1]
self.assertEqual(self.node['replication_port'], port)
self.assertNotEqual(self.node['port'], port)
method = args[2]
self.assertEqual('DELETE', method)
path = args[3]
self.assertEqual('/sda/0/a', path)
headers = args[4]
self.assertIn('X-Timestamp', headers)
self.assertIn('User-Agent', headers)
def test_direct_delete_account_failure(self):
part = '0'
account = 'a'
with mocked_http_conn(500) as conn:
with self.assertRaises(ClientException) as raised:
direct_client.direct_delete_account(self.node, part, account)
self.assertEqual(self.node['ip'], conn.host)
self.assertEqual(self.node['port'], conn.port)
self.assertEqual('DELETE', conn.method)
self.assertEqual('/sda/0/a', conn.path)
self.assertIn('X-Timestamp', conn.req_headers)
self.assertIn('User-Agent', conn.req_headers)
self.assertEqual(raised.exception.http_status, 500)
def test_direct_head_container(self):
headers = HeaderKeyDict(key='value')
with mocked_http_conn(200, headers) as conn:
resp = direct_client.direct_head_container(
self.node, self.part, self.account, self.container)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'HEAD')
self.assertEqual(conn.path, self.container_path)
self.assertEqual(conn.req_headers['user-agent'],
self.user_agent)
self.assertEqual(headers, resp)
def test_direct_head_container_replication_net(self):
headers = HeaderKeyDict(key='value')
with mocked_http_conn(200, headers) as conn:
resp = direct_client.direct_head_container(
self.node, self.part, self.account, self.container,
headers={'X-Backend-Use-Replication-Network': 'on'})
self.assertEqual(conn.host, self.node['replication_ip'])
self.assertEqual(conn.port, self.node['replication_port'])
self.assertNotEqual(conn.host, self.node['ip'])
self.assertNotEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'HEAD')
self.assertEqual(conn.path, self.container_path)
self.assertEqual(conn.req_headers['user-agent'],
self.user_agent)
self.assertEqual(headers, resp)
def test_direct_head_container_error(self):
headers = HeaderKeyDict(key='value')
with mocked_http_conn(503, headers) as conn:
with self.assertRaises(ClientException) as raised:
direct_client.direct_head_container(
self.node, self.part, self.account, self.container)
# check request
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'HEAD')
self.assertEqual(conn.path, self.container_path)
self.assertEqual(conn.req_headers['user-agent'], self.user_agent)
self.assertEqual(raised.exception.http_status, 503)
self.assertEqual(raised.exception.http_headers, headers)
self.assertTrue('HEAD' in str(raised.exception))
def test_direct_head_container_deleted(self):
important_timestamp = Timestamp.now().internal
headers = HeaderKeyDict({'X-Backend-Important-Timestamp':
important_timestamp})
with mocked_http_conn(404, headers) as conn:
with self.assertRaises(ClientException) as raised:
direct_client.direct_head_container(
self.node, self.part, self.account, self.container)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'HEAD')
self.assertEqual(conn.path, self.container_path)
self.assertEqual(conn.req_headers['user-agent'], self.user_agent)
self.assertEqual(raised.exception.http_status, 404)
self.assertEqual(raised.exception.http_headers, headers)
def test_direct_get_container(self):
def do_test(req_params):
headers = HeaderKeyDict({'key': 'value'})
body = (b'[{"hash": "8f4e3", "last_modified": "317260", '
b'"bytes": 209}]')
with mocked_http_conn(200, headers, body) as conn:
resp_headers, resp = direct_client.direct_get_container(
self.node, self.part, self.account, self.container,
**req_params)
try:
self.assertEqual(conn.method, 'GET')
self.assertEqual(conn.path, self.container_path)
self.assertEqual(conn.req_headers['user-agent'],
self.user_agent)
self.assertEqual(headers, resp_headers)
self.assertEqual(json.loads(body), resp)
self.assertIn('format=json', conn.query_string)
for k, v in req_params.items():
if v is None:
self.assertNotIn('&%s' % k, conn.query_string)
else:
self.assertIn('&%s=%s' % (k, v), conn.query_string)
except AssertionError as err:
self.fail('Failed with params %s: %s' % (req_params, err))
test_params = (dict(marker=marker, prefix=prefix, delimiter=delimiter,
limit=limit, end_marker=end_marker, reverse=reverse)
for marker in (None, 'my-marker')
for prefix in (None, 'my-prefix')
for delimiter in (None, 'my-delimiter')
for limit in (None, 1000)
for end_marker in (None, 'my-endmarker')
for reverse in (None, 'on'))
for params in test_params:
do_test(params)
def test_direct_get_container_no_content_does_not_decode_body(self):
headers = {}
body = ''
with mocked_http_conn(204, headers, body) as conn:
resp_headers, resp = direct_client.direct_get_container(
self.node, self.part, self.account, self.container)
self.assertEqual(conn.req_headers['user-agent'], self.user_agent)
self.assertEqual(headers, resp_headers)
self.assertEqual([], resp)
def test_direct_delete_container(self):
with mocked_http_conn(200) as conn:
direct_client.direct_delete_container(
self.node, self.part, self.account, self.container)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'DELETE')
self.assertEqual(conn.path, self.container_path)
def test_direct_delete_container_replication_net(self):
with mocked_http_conn(200) as conn:
direct_client.direct_delete_container(
self.node, self.part, self.account, self.container,
headers={'X-Backend-Use-Replication-Network': '1'})
self.assertEqual(conn.host, self.node['replication_ip'])
self.assertEqual(conn.port, self.node['replication_port'])
self.assertNotEqual(conn.host, self.node['ip'])
self.assertNotEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'DELETE')
self.assertEqual(conn.path, self.container_path)
def test_direct_delete_container_with_timestamp(self):
# ensure timestamp is different from any that might be auto-generated
timestamp = Timestamp(time.time() - 100)
headers = {'X-Timestamp': timestamp.internal}
with mocked_http_conn(200) as conn:
direct_client.direct_delete_container(
self.node, self.part, self.account, self.container,
headers=headers)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'DELETE')
self.assertEqual(conn.path, self.container_path)
self.assertTrue('X-Timestamp' in conn.req_headers)
self.assertEqual(timestamp, conn.req_headers['X-Timestamp'])
def test_direct_delete_container_error(self):
with mocked_http_conn(500) as conn:
with self.assertRaises(ClientException) as raised:
direct_client.direct_delete_container(
self.node, self.part, self.account, self.container)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'DELETE')
self.assertEqual(conn.path, self.container_path)
self.assertEqual(raised.exception.http_status, 500)
self.assertTrue('DELETE' in str(raised.exception))
def test_direct_put_container(self):
body = b'Let us begin with a quick introduction'
headers = {'x-foo': 'bar', 'Content-Length': str(len(body)),
'Content-Type': 'application/json',
'User-Agent': 'my UA'}
with mocked_http_conn(204) as conn:
rv = direct_client.direct_put_container(
self.node, self.part, self.account, self.container,
contents=body, headers=headers)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'PUT')
self.assertEqual(conn.path, self.container_path)
self.assertEqual(conn.req_headers['Content-Length'],
str(len(body)))
self.assertEqual(conn.req_headers['Content-Type'],
'application/json')
self.assertEqual(conn.req_headers['User-Agent'], 'my UA')
self.assertTrue('x-timestamp' in conn.req_headers)
self.assertEqual('bar', conn.req_headers.get('x-foo'))
self.assertEqual(
md5(body, usedforsecurity=False).hexdigest(),
conn.etag.hexdigest())
self.assertIsNone(rv)
def test_direct_put_container_chunked(self):
body = b'Let us begin with a quick introduction'
headers = {'x-foo': 'bar', 'Content-Type': 'application/json'}
with mocked_http_conn(204) as conn:
rv = direct_client.direct_put_container(
self.node, self.part, self.account, self.container,
contents=body, headers=headers)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'PUT')
self.assertEqual(conn.path, self.container_path)
self.assertEqual(conn.req_headers['Transfer-Encoding'], 'chunked')
self.assertEqual(conn.req_headers['Content-Type'],
'application/json')
self.assertTrue('x-timestamp' in conn.req_headers)
self.assertEqual('bar', conn.req_headers.get('x-foo'))
self.assertNotIn('Content-Length', conn.req_headers)
expected_sent = b'%0x\r\n%s\r\n0\r\n\r\n' % (len(body), body)
self.assertEqual(
md5(expected_sent, usedforsecurity=False).hexdigest(),
conn.etag.hexdigest())
self.assertIsNone(rv)
def test_direct_put_container_fail(self):
with mock.patch('swift.common.bufferedhttp.http_connect_raw',
side_effect=Exception('conn failed')):
with self.assertRaises(Exception) as cm:
direct_client.direct_put_container(
self.node, self.part, self.account, self.container)
self.assertEqual('conn failed', str(cm.exception))
with mocked_http_conn(Exception('resp failed')):
with self.assertRaises(Exception) as cm:
direct_client.direct_put_container(
self.node, self.part, self.account, self.container)
self.assertEqual('resp failed', str(cm.exception))
def test_direct_put_container_object(self):
headers = {'x-foo': 'bar'}
with mocked_http_conn(204) as conn:
rv = direct_client.direct_put_container_object(
self.node, self.part, self.account, self.container, self.obj,
headers=headers)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'PUT')
self.assertEqual(conn.path, self.obj_path)
self.assertTrue('x-timestamp' in conn.req_headers)
self.assertEqual('bar', conn.req_headers.get('x-foo'))
self.assertIsNone(rv)
def test_direct_put_container_object_error(self):
with mocked_http_conn(500) as conn:
with self.assertRaises(ClientException) as raised:
direct_client.direct_put_container_object(
self.node, self.part, self.account, self.container,
self.obj)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'PUT')
self.assertEqual(conn.path, self.obj_path)
self.assertEqual(raised.exception.http_status, 500)
self.assertTrue('PUT' in str(raised.exception))
def test_direct_delete_container_object(self):
with mocked_http_conn(204) as conn:
rv = direct_client.direct_delete_container_object(
self.node, self.part, self.account, self.container, self.obj)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'DELETE')
self.assertEqual(conn.path, self.obj_path)
self.assertIsNone(rv)
def test_direct_delete_container_obj_error(self):
with mocked_http_conn(500) as conn:
with self.assertRaises(ClientException) as raised:
direct_client.direct_delete_container_object(
self.node, self.part, self.account, self.container,
self.obj)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'DELETE')
self.assertEqual(conn.path, self.obj_path)
self.assertEqual(raised.exception.http_status, 500)
self.assertTrue('DELETE' in str(raised.exception))
def test_direct_head_object(self):
headers = HeaderKeyDict({'x-foo': 'bar'})
with mocked_http_conn(200, headers) as conn:
resp = direct_client.direct_head_object(
self.node, self.part, self.account, self.container,
self.obj, headers=headers)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'HEAD')
self.assertEqual(conn.path, self.obj_path)
self.assertEqual(conn.req_headers['user-agent'], self.user_agent)
self.assertEqual('bar', conn.req_headers.get('x-foo'))
self.assertIn('x-timestamp', conn.req_headers)
self.assertEqual(headers, resp)
def test_direct_head_object_error(self):
with mocked_http_conn(500) as conn:
with self.assertRaises(ClientException) as raised:
direct_client.direct_head_object(
self.node, self.part, self.account, self.container,
self.obj)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'HEAD')
self.assertEqual(conn.path, self.obj_path)
self.assertEqual(raised.exception.http_status, 500)
self.assertTrue('HEAD' in str(raised.exception))
def test_direct_head_object_not_found(self):
important_timestamp = Timestamp.now().internal
stub_headers = {'X-Backend-Important-Timestamp': important_timestamp}
with mocked_http_conn(404, headers=stub_headers) as conn:
with self.assertRaises(ClientException) as raised:
direct_client.direct_head_object(
self.node, self.part, self.account, self.container,
self.obj)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'HEAD')
self.assertEqual(conn.path, self.obj_path)
self.assertEqual(raised.exception.http_status, 404)
self.assertEqual(
raised.exception.http_headers['x-backend-important-timestamp'],
important_timestamp)
def test_direct_get_object(self):
contents = io.BytesIO(b'123456')
with mocked_http_conn(200, body=contents) as conn:
resp_header, obj_body = direct_client.direct_get_object(
self.node, self.part, self.account, self.container, self.obj)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'GET')
self.assertEqual(conn.path, self.obj_path)
self.assertEqual(obj_body, contents.getvalue())
def test_direct_get_object_error(self):
with mocked_http_conn(500) as conn:
with self.assertRaises(ClientException) as raised:
direct_client.direct_get_object(
self.node, self.part,
self.account, self.container, self.obj)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'GET')
self.assertEqual(conn.path, self.obj_path)
self.assertEqual(raised.exception.http_status, 500)
self.assertTrue('GET' in str(raised.exception))
def test_direct_get_object_chunks(self):
contents = io.BytesIO(b'123456')
with mocked_http_conn(200, body=contents) as conn:
resp_header, obj_body = direct_client.direct_get_object(
self.node, self.part, self.account, self.container, self.obj,
resp_chunk_size=2)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual('GET', conn.method)
self.assertEqual(self.obj_path, conn.path)
self.assertEqual([b'12', b'34', b'56'], list(obj_body))
def test_direct_post_object(self):
headers = {'Key': 'value'}
resp_headers = []
with mocked_http_conn(200, resp_headers) as conn:
direct_client.direct_post_object(
self.node, self.part, self.account, self.container, self.obj,
headers)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'POST')
self.assertEqual(conn.path, self.obj_path)
for header in headers:
self.assertEqual(conn.req_headers[header], headers[header])
def test_direct_post_object_error(self):
headers = {'Key': 'value'}
with mocked_http_conn(500) as conn:
with self.assertRaises(ClientException) as raised:
direct_client.direct_post_object(
self.node, self.part, self.account, self.container,
self.obj, headers)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'POST')
self.assertEqual(conn.path, self.obj_path)
for header in headers:
self.assertEqual(conn.req_headers[header], headers[header])
self.assertEqual(conn.req_headers['user-agent'], self.user_agent)
self.assertTrue('x-timestamp' in conn.req_headers)
self.assertEqual(raised.exception.http_status, 500)
self.assertTrue('POST' in str(raised.exception))
def test_direct_delete_object(self):
with mocked_http_conn(200) as conn:
resp = direct_client.direct_delete_object(
self.node, self.part, self.account, self.container, self.obj)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'DELETE')
self.assertEqual(conn.path, self.obj_path)
self.assertIsNone(resp)
def test_direct_delete_object_with_timestamp(self):
# ensure timestamp is different from any that might be auto-generated
timestamp = Timestamp(time.time() - 100)
headers = {'X-Timestamp': timestamp.internal}
with mocked_http_conn(200) as conn:
direct_client.direct_delete_object(
self.node, self.part, self.account, self.container, self.obj,
headers=headers)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'DELETE')
self.assertEqual(conn.path, self.obj_path)
self.assertTrue('X-Timestamp' in conn.req_headers)
self.assertEqual(timestamp, conn.req_headers['X-Timestamp'])
def test_direct_delete_object_error(self):
with mocked_http_conn(503) as conn:
with self.assertRaises(ClientException) as raised:
direct_client.direct_delete_object(
self.node, self.part, self.account, self.container,
self.obj)
self.assertEqual(conn.method, 'DELETE')
self.assertEqual(conn.path, self.obj_path)
self.assertEqual(raised.exception.http_status, 503)
self.assertTrue('DELETE' in str(raised.exception))
def test_direct_get_suffix_hashes(self):
data = {'a83': 'c130a2c17ed45102aada0f4eee69494ff'}
body = pickle.dumps(data)
with mocked_http_conn(200, {}, body) as conn:
resp = direct_client.direct_get_suffix_hashes(self.node,
self.part, ['a83'])
self.assertEqual(conn.method, 'REPLICATE')
self.assertEqual(conn.path, '/sda/0/a83')
self.assertEqual(conn.host, self.node['replication_ip'])
self.assertEqual(conn.port, self.node['replication_port'])
self.assertEqual(data, resp)
def _test_direct_get_suffix_hashes_fail(self, status_code):
with mocked_http_conn(status_code):
with self.assertRaises(DirectClientException) as cm:
direct_client.direct_get_suffix_hashes(
self.node, self.part, ['a83', 'b52'])
self.assertIn('REPLICATE', cm.exception.args[0])
self.assertIn(quote('/%s/%s/a83-b52'
% (self.node['device'], self.part)),
cm.exception.args[0])
self.assertIn(self.node['replication_ip'], cm.exception.args[0])
self.assertIn(self.node['replication_port'], cm.exception.args[0])
self.assertEqual(self.node['replication_ip'], cm.exception.http_host)
self.assertEqual(self.node['replication_port'], cm.exception.http_port)
self.assertEqual(self.node['device'], cm.exception.http_device)
self.assertEqual(status_code, cm.exception.http_status)
def test_direct_get_suffix_hashes_503(self):
self._test_direct_get_suffix_hashes_fail(503)
def test_direct_get_suffix_hashes_507(self):
self._test_direct_get_suffix_hashes_fail(507)
def test_direct_put_object_with_content_length(self):
contents = io.BytesIO(b'123456')
with mocked_http_conn(200) as conn:
resp = direct_client.direct_put_object(
self.node, self.part, self.account, self.container, self.obj,
contents, 6)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'PUT')
self.assertEqual(conn.path, self.obj_path)
self.assertEqual(
md5(b'123456', usedforsecurity=False).hexdigest(),
resp)
def test_direct_put_object_fail(self):
contents = io.BytesIO(b'123456')
with mocked_http_conn(500) as conn:
with self.assertRaises(ClientException) as raised:
direct_client.direct_put_object(
self.node, self.part, self.account, self.container,
self.obj, contents)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'PUT')
self.assertEqual(conn.path, self.obj_path)
self.assertEqual(raised.exception.http_status, 500)
def test_direct_put_object_chunked(self):
contents = io.BytesIO(b'123456')
with mocked_http_conn(200) as conn:
resp = direct_client.direct_put_object(
self.node, self.part, self.account, self.container, self.obj,
contents)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'PUT')
self.assertEqual(conn.path, self.obj_path)
self.assertEqual(
md5(b'6\r\n123456\r\n0\r\n\r\n',
usedforsecurity=False).hexdigest(),
resp)
def test_direct_put_object_args(self):
# One test to cover all missing checks
contents = ""
with mocked_http_conn(200) as conn:
resp = direct_client.direct_put_object(
self.node, self.part, self.account, self.container, self.obj,
contents, etag="testing-etag", content_type='Text')
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual('PUT', conn.method)
self.assertEqual(self.obj_path, conn.path)
self.assertEqual(conn.req_headers['Content-Length'], '0')
self.assertEqual(conn.req_headers['Content-Type'], 'Text')
self.assertEqual(
md5(b'0\r\n\r\n', usedforsecurity=False).hexdigest(),
resp)
def test_direct_put_object_header_content_length(self):
contents = io.BytesIO(b'123456')
stub_headers = HeaderKeyDict({
'Content-Length': '6'})
with mocked_http_conn(200) as conn:
resp = direct_client.direct_put_object(
self.node, self.part, self.account, self.container, self.obj,
contents, headers=stub_headers)
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual('PUT', conn.method)
self.assertEqual(conn.req_headers['Content-length'], '6')
self.assertEqual(
md5(b'123456', usedforsecurity=False).hexdigest(),
resp)
def test_retry(self):
headers = HeaderKeyDict({'key': 'value'})
with mocked_http_conn(200, headers) as conn:
attempts, resp = direct_client.retry(
direct_client.direct_head_object, self.node, self.part,
self.account, self.container, self.obj)
self.assertEqual(conn.method, 'HEAD')
self.assertEqual(conn.path, self.obj_path)
self.assertEqual(conn.req_headers['user-agent'], self.user_agent)
self.assertEqual(headers, resp)
self.assertEqual(attempts, 1)
def test_retry_client_exception(self):
logger = debug_logger('direct-client-test')
with mock.patch('swift.common.direct_client.sleep') as mock_sleep, \
mocked_http_conn(500) as conn:
with self.assertRaises(direct_client.ClientException) as err_ctx:
direct_client.retry(direct_client.direct_delete_object,
self.node, self.part,
self.account, self.container, self.obj,
retries=2, error_log=logger.error)
self.assertEqual('DELETE', conn.method)
self.assertEqual(err_ctx.exception.http_status, 500)
self.assertIn('DELETE', err_ctx.exception.args[0])
self.assertIn(self.obj_path,
err_ctx.exception.args[0])
self.assertIn(self.node['ip'], err_ctx.exception.args[0])
self.assertIn(self.node['port'], err_ctx.exception.args[0])
self.assertEqual(self.node['ip'], err_ctx.exception.http_host)
self.assertEqual(self.node['port'], err_ctx.exception.http_port)
self.assertEqual(self.node['device'], err_ctx.exception.http_device)
self.assertEqual(500, err_ctx.exception.http_status)
self.assertEqual([mock.call(1), mock.call(2)],
mock_sleep.call_args_list)
error_lines = logger.get_lines_for_level('error')
self.assertEqual(3, len(error_lines))
for line in error_lines:
self.assertIn('500 Internal Error', line)
def test_retry_http_exception(self):
logger = debug_logger('direct-client-test')
with mock.patch('swift.common.direct_client.sleep') as mock_sleep, \
mocked_http_conn(HTTPException('Kaboom!')) as conn:
with self.assertRaises(HTTPException) as err_ctx:
direct_client.retry(direct_client.direct_delete_object,
self.node, self.part,
self.account, self.container, self.obj,
retries=2, error_log=logger.error)
self.assertEqual('DELETE', conn.method)
self.assertEqual('Kaboom!', str(err_ctx.exception))
self.assertEqual([mock.call(1), mock.call(2)],
mock_sleep.call_args_list)
error_lines = logger.get_lines_for_level('error')
self.assertEqual(3, len(error_lines))
for line in error_lines:
self.assertIn('Kaboom!', line)
def test_direct_get_recon(self):
data = {
"/etc/swift/account.ring.gz": "de7316d2809205fa13ebfc747566260c",
"/etc/swift/container.ring.gz": "8e63c916fec81825cc40940eefe1d058",
"/etc/swift/object.ring.gz": "a77f51c14bbf7075bb7be0c27fd00dc4",
"/etc/swift/object-1.ring.gz": "f0222326f80ee5cb34b7546b18727923",
"/etc/swift/object-2.ring.gz": "2228dc8a7ff1cf2eb89b116653ac6191"}
body = json.dumps(data)
with mocked_http_conn(
200, {}, body,
mocked='swift.common.direct_client.http_connect_raw') as conn:
resp = direct_client.direct_get_recon(self.node, "ringmd5")
self.assertEqual(conn.method, 'GET')
self.assertEqual(conn.path, '/recon/ringmd5')
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(data, resp)
# Now check failure
with mocked_http_conn(
500,
mocked='swift.common.direct_client.http_connect_raw') as conn:
with self.assertRaises(ClientException) as raised:
resp = direct_client.direct_get_recon(self.node, "ringmd5")
self.assertEqual(conn.host, self.node['ip'])
self.assertEqual(conn.port, self.node['port'])
self.assertEqual(conn.method, 'GET')
self.assertEqual(conn.path, '/recon/ringmd5')
self.assertEqual(raised.exception.http_status, 500)
class TestUTF8DirectClient(TestDirectClient):
def setUp(self):
super(TestUTF8DirectClient, self).setUp()
self.account = self.account.encode('utf-8')
self.container = self.container.encode('utf-8')
self.obj = self.obj.encode('utf-8')
if __name__ == '__main__':
unittest.main()