1090 lines
47 KiB
Python
1090 lines
47 KiB
Python
# Copyright (c) 2010-2011 OpenStack Foundation
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import mock
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import unittest
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from io import BytesIO
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from logging.handlers import SysLogHandler
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import six
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from six.moves.urllib.parse import unquote
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from swift.common.utils import get_logger, split_path
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from swift.common.middleware import proxy_logging
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from swift.common.swob import Request, Response
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from swift.common import constraints
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from swift.common.storage_policy import StoragePolicy
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from test.unit import FakeLogger
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from test.unit import patch_policies
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from test.unit.common.middleware.helpers import FakeAppThatExcepts
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class FakeApp(object):
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def __init__(self, body=None, response_str='200 OK', policy_idx='0'):
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if body is None:
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body = [b'FAKE APP']
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elif isinstance(body, six.binary_type):
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body = [body]
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self.body = body
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self.response_str = response_str
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self.policy_idx = policy_idx
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def __call__(self, env, start_response):
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try:
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# /v1/a/c or /v1/a/c/o
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split_path(env['PATH_INFO'], 3, 4, True)
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is_container_or_object_req = True
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except ValueError:
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is_container_or_object_req = False
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headers = [('Content-Type', 'text/plain'),
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('Content-Length', str(sum(map(len, self.body))))]
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if is_container_or_object_req and self.policy_idx is not None:
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headers.append(('X-Backend-Storage-Policy-Index',
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str(self.policy_idx)))
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start_response(self.response_str, headers)
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while env['wsgi.input'].read(5):
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pass
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return self.body
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class FakeAppNoContentLengthNoTransferEncoding(object):
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def __init__(self, body=None):
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if body is None:
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body = [b'FAKE APP']
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self.body = body
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def __call__(self, env, start_response):
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start_response('200 OK', [('Content-Type', 'text/plain')])
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while env['wsgi.input'].read(5):
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pass
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return self.body
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class FileLikeExceptor(object):
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def __init__(self):
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pass
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def read(self, len):
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raise IOError('of some sort')
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def readline(self, len=1024):
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raise IOError('of some sort')
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class FakeAppReadline(object):
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def __call__(self, env, start_response):
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start_response('200 OK', [('Content-Type', 'text/plain'),
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('Content-Length', '8')])
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env['wsgi.input'].readline()
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return [b"FAKE APP"]
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def start_response(*args):
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pass
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@patch_policies([StoragePolicy(0, 'zero', False)])
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class TestProxyLogging(unittest.TestCase):
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def _log_parts(self, app, should_be_empty=False):
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info_calls = app.access_logger.log_dict['info']
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if should_be_empty:
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self.assertEqual([], info_calls)
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else:
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self.assertEqual(1, len(info_calls))
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return info_calls[0][0][0].split(' ')
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def assertTiming(self, exp_metric, app, exp_timing=None):
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timing_calls = app.access_logger.log_dict['timing']
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found = False
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for timing_call in timing_calls:
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self.assertEqual({}, timing_call[1])
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self.assertEqual(2, len(timing_call[0]))
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if timing_call[0][0] == exp_metric:
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found = True
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if exp_timing is not None:
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self.assertAlmostEqual(exp_timing, timing_call[0][1],
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places=4)
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if not found:
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self.fail('assertTiming: %s not found in %r' % (
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exp_metric, timing_calls))
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def assertNotTiming(self, not_exp_metric, app):
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timing_calls = app.access_logger.log_dict['timing']
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for timing_call in timing_calls:
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self.assertNotEqual(not_exp_metric, timing_call[0][0])
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def assertUpdateStats(self, exp_metrics_and_values, app):
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update_stats_calls = sorted(app.access_logger.log_dict['update_stats'])
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got_metrics_values_and_kwargs = [(usc[0][0], usc[0][1], usc[1])
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for usc in update_stats_calls]
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exp_metrics_values_and_kwargs = [(emv[0], emv[1], {})
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for emv in exp_metrics_and_values]
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self.assertEqual(got_metrics_values_and_kwargs,
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exp_metrics_values_and_kwargs)
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def test_log_request_statsd_invalid_stats_types(self):
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app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {})
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app.access_logger = FakeLogger()
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for url in ['/', '/foo', '/foo/bar', '/v1']:
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req = Request.blank(url, environ={'REQUEST_METHOD': 'GET'})
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resp = app(req.environ, start_response)
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# get body
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b''.join(resp)
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self.assertEqual([], app.access_logger.log_dict['timing'])
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self.assertEqual([], app.access_logger.log_dict['update_stats'])
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def test_log_request_stat_type_bad(self):
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for bad_path in ['', '/', '/bad', '/baddy/mc_badderson', '/v1',
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'/v1/']:
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app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {})
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app.access_logger = FakeLogger()
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req = Request.blank(bad_path, environ={'REQUEST_METHOD': 'GET'})
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now = 10000.0
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app.log_request(req, 123, 7, 13, now, now + 2.71828182846)
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self.assertEqual([], app.access_logger.log_dict['timing'])
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self.assertEqual([], app.access_logger.log_dict['update_stats'])
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def test_log_request_stat_type_good(self):
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"""
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log_request() should send timing and byte-count counters for GET
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requests. Also, __call__()'s iter_response() function should
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statsd-log time to first byte (calling the passed-in start_response
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function), but only for GET requests.
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"""
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stub_times = []
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def stub_time():
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return stub_times.pop(0)
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path_types = {
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'/v1/a': 'account',
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'/v1/a/': 'account',
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'/v1/a/c': 'container',
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'/v1/a/c/': 'container',
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'/v1/a/c/o': 'object',
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'/v1/a/c/o/': 'object',
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'/v1/a/c/o/p': 'object',
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'/v1/a/c/o/p/': 'object',
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'/v1/a/c/o/p/p2': 'object',
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}
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with mock.patch("time.time", stub_time):
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for path, exp_type in path_types.items():
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# GET
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app = proxy_logging.ProxyLoggingMiddleware(
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FakeApp(body=b'7654321', response_str='321 Fubar'), {})
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app.access_logger = FakeLogger()
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req = Request.blank(path, environ={
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'REQUEST_METHOD': 'GET',
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'wsgi.input': BytesIO(b'4321')})
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stub_times = [18.0, 18.5, 20.71828182846]
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iter_response = app(req.environ, lambda *_: None)
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self.assertEqual(b'7654321', b''.join(iter_response))
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self.assertTiming('%s.GET.321.timing' % exp_type, app,
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exp_timing=2.71828182846 * 1000)
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if exp_type == 'object':
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# Object operations also return stats by policy
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# In this case, the value needs to match the timing for GET
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self.assertTiming('%s.policy.0.GET.321.timing' % exp_type,
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app, exp_timing=2.71828182846 * 1000)
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self.assertUpdateStats([('%s.GET.321.xfer' % exp_type,
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4 + 7),
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('object.policy.0.GET.321.xfer',
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4 + 7)],
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app)
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else:
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self.assertUpdateStats([('%s.GET.321.xfer' % exp_type,
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4 + 7)],
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app)
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# GET Repeat the test above, but with a non-existent policy
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# Do this only for object types
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if exp_type == 'object':
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app = proxy_logging.ProxyLoggingMiddleware(
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FakeApp(body=b'7654321', response_str='321 Fubar',
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policy_idx='-1'), {})
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app.access_logger = FakeLogger()
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req = Request.blank(path, environ={
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'REQUEST_METHOD': 'GET',
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'wsgi.input': BytesIO(b'4321')})
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stub_times = [18.0, 18.5, 20.71828182846]
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iter_response = app(req.environ, lambda *_: None)
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self.assertEqual(b'7654321', b''.join(iter_response))
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self.assertTiming('%s.GET.321.timing' % exp_type, app,
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exp_timing=2.71828182846 * 1000)
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# No results returned for the non-existent policy
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self.assertUpdateStats([('%s.GET.321.xfer' % exp_type,
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4 + 7)],
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app)
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# GET with swift.proxy_access_log_made already set
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app = proxy_logging.ProxyLoggingMiddleware(
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FakeApp(body=b'7654321', response_str='321 Fubar'), {})
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app.access_logger = FakeLogger()
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req = Request.blank(path, environ={
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'REQUEST_METHOD': 'GET',
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'swift.proxy_access_log_made': True,
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'wsgi.input': BytesIO(b'4321')})
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stub_times = [18.0, 20.71828182846]
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iter_response = app(req.environ, lambda *_: None)
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self.assertEqual(b'7654321', b''.join(iter_response))
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self.assertEqual([], app.access_logger.log_dict['timing'])
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self.assertEqual([],
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app.access_logger.log_dict['timing_since'])
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self.assertEqual([],
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app.access_logger.log_dict['update_stats'])
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# PUT (no first-byte timing!)
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app = proxy_logging.ProxyLoggingMiddleware(
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FakeApp(body=b'87654321', response_str='314 PiTown'), {})
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app.access_logger = FakeLogger()
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req = Request.blank(path, environ={
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'REQUEST_METHOD': 'PUT',
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'wsgi.input': BytesIO(b'654321')})
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# (it's not a GET, so time() doesn't have a 2nd call)
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stub_times = [58.2, 58.2 + 7.3321]
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iter_response = app(req.environ, lambda *_: None)
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self.assertEqual(b'87654321', b''.join(iter_response))
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self.assertTiming('%s.PUT.314.timing' % exp_type, app,
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exp_timing=7.3321 * 1000)
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self.assertNotTiming(
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'%s.GET.314.first-byte.timing' % exp_type, app)
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self.assertNotTiming(
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'%s.PUT.314.first-byte.timing' % exp_type, app)
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if exp_type == 'object':
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# Object operations also return stats by policy In this
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# case, the value needs to match the timing for PUT.
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self.assertTiming('%s.policy.0.PUT.314.timing' %
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exp_type, app,
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exp_timing=7.3321 * 1000)
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self.assertUpdateStats(
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[('object.PUT.314.xfer', 6 + 8),
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('object.policy.0.PUT.314.xfer', 6 + 8)], app)
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else:
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self.assertUpdateStats(
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[('%s.PUT.314.xfer' % exp_type, 6 + 8)], app)
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# PUT Repeat the test above, but with a non-existent policy
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# Do this only for object types
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if exp_type == 'object':
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app = proxy_logging.ProxyLoggingMiddleware(
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FakeApp(body=b'87654321', response_str='314 PiTown',
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policy_idx='-1'), {})
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app.access_logger = FakeLogger()
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req = Request.blank(path, environ={
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'REQUEST_METHOD': 'PUT',
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'wsgi.input': BytesIO(b'654321')})
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# (it's not a GET, so time() doesn't have a 2nd call)
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stub_times = [58.2, 58.2 + 7.3321]
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iter_response = app(req.environ, lambda *_: None)
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self.assertEqual(b'87654321', b''.join(iter_response))
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self.assertTiming('%s.PUT.314.timing' % exp_type, app,
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exp_timing=7.3321 * 1000)
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self.assertNotTiming(
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'%s.GET.314.first-byte.timing' % exp_type, app)
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self.assertNotTiming(
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'%s.PUT.314.first-byte.timing' % exp_type, app)
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# No results returned for the non-existent policy
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self.assertUpdateStats([('object.PUT.314.xfer', 6 + 8)],
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app)
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def test_log_request_stat_method_filtering_default(self):
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method_map = {
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'foo': 'BAD_METHOD',
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'': 'BAD_METHOD',
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'PUTT': 'BAD_METHOD',
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'SPECIAL': 'BAD_METHOD',
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'GET': 'GET',
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'PUT': 'PUT',
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'COPY': 'COPY',
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'HEAD': 'HEAD',
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'POST': 'POST',
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'DELETE': 'DELETE',
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'OPTIONS': 'OPTIONS',
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}
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for method, exp_method in method_map.items():
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app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {})
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app.access_logger = FakeLogger()
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req = Request.blank('/v1/a/', environ={'REQUEST_METHOD': method})
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now = 10000.0
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app.log_request(req, 299, 11, 3, now, now + 1.17)
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self.assertTiming('account.%s.299.timing' % exp_method, app,
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exp_timing=1.17 * 1000)
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self.assertUpdateStats([('account.%s.299.xfer' % exp_method,
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11 + 3)], app)
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def test_log_request_stat_method_filtering_custom(self):
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method_map = {
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'foo': 'BAD_METHOD',
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'': 'BAD_METHOD',
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'PUTT': 'BAD_METHOD',
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'SPECIAL': 'SPECIAL', # will be configured
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'GET': 'GET',
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'PUT': 'PUT',
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'COPY': 'BAD_METHOD', # prove no one's special
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}
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# this conf var supports optional leading access_
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for conf_key in ['access_log_statsd_valid_http_methods',
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'log_statsd_valid_http_methods']:
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for method, exp_method in method_map.items():
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app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {
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conf_key: 'SPECIAL, GET,PUT ', # crazy spaces ok
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})
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app.access_logger = FakeLogger()
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req = Request.blank('/v1/a/c',
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environ={'REQUEST_METHOD': method})
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now = 10000.0
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app.log_request(req, 911, 4, 43, now, now + 1.01)
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self.assertTiming('container.%s.911.timing' % exp_method, app,
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exp_timing=1.01 * 1000)
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self.assertUpdateStats([('container.%s.911.xfer' % exp_method,
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4 + 43)], app)
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def test_basic_req(self):
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app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {})
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app.access_logger = FakeLogger()
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req = Request.blank('/', environ={'REQUEST_METHOD': 'GET'})
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resp = app(req.environ, start_response)
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resp_body = b''.join(resp)
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log_parts = self._log_parts(app)
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self.assertEqual(log_parts[3], 'GET')
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self.assertEqual(log_parts[4], '/')
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self.assertEqual(log_parts[5], 'HTTP/1.0')
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self.assertEqual(log_parts[6], '200')
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self.assertEqual(resp_body, b'FAKE APP')
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self.assertEqual(log_parts[11], str(len(resp_body)))
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def test_basic_req_second_time(self):
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app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {})
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app.access_logger = FakeLogger()
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req = Request.blank('/', environ={
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'swift.proxy_access_log_made': True,
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'REQUEST_METHOD': 'GET'})
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resp = app(req.environ, start_response)
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resp_body = b''.join(resp)
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self._log_parts(app, should_be_empty=True)
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self.assertEqual(resp_body, b'FAKE APP')
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def test_log_msg_template(self):
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# Access logs configuration should override the default one
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app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {
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'log_anonymization_salt': 'secret_salt',
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'log_msg_template': (
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'template which can be edited in config: '
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'{protocol} {path} {method} '
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'{path.anonymized} {container.anonymized} '
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'{request_time} {start_time.datetime} {end_time} {ttfb}')})
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app.access_logger = FakeLogger()
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req = Request.blank('/', environ={'REQUEST_METHOD': 'GET'})
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with mock.patch('time.time',
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mock.MagicMock(
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side_effect=[10000000.0, 10000000.5, 10000001.0])):
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resp = app(req.environ, start_response)
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# exhaust generator
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resp_body = b''.join(resp)
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log_parts = self._log_parts(app)
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self.assertEqual(log_parts[0], 'template')
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self.assertEqual(log_parts[7], 'HTTP/1.0')
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self.assertEqual(log_parts[8], '/')
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self.assertEqual(log_parts[9], 'GET')
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self.assertEqual(log_parts[10],
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'{SMD5}c65475e457fea0951fbb9ec9596b2177')
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self.assertEqual(log_parts[11], '-')
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self.assertEqual(log_parts[13], '26/Apr/1970/17/46/40')
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self.assertEqual(log_parts[14], '10000001.000000000')
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self.assertEqual(log_parts[15], '0.5')
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self.assertEqual(resp_body, b'FAKE APP')
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def test_log_msg_template_s3api(self):
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# Access logs configuration should override the default one
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app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {
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'log_msg_template': (
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'{protocol} {path} {method} '
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'{account} {container} {object}')})
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app.access_logger = FakeLogger()
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req = Request.blank('/bucket/path/to/key', environ={
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'REQUEST_METHOD': 'GET',
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# This would actually get set in the app, but w/e
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'swift.backend_path': '/v1/AUTH_test/bucket/path/to/key'})
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with mock.patch("time.time", side_effect=[
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18.0, 18.5, 20.71828182846]):
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resp = app(req.environ, start_response)
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# exhaust generator
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resp_body = b''.join(resp)
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log_parts = self._log_parts(app)
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self.assertEqual(log_parts, [
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'HTTP/1.0',
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'/bucket/path/to/key',
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'GET',
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'AUTH_test',
|
|
'bucket',
|
|
'path/to/key',
|
|
])
|
|
self.assertEqual(resp_body, b'FAKE APP')
|
|
self.assertTiming('object.policy.0.GET.200.timing',
|
|
app, exp_timing=2.71828182846 * 1000)
|
|
self.assertUpdateStats([('object.GET.200.xfer', 8),
|
|
('object.policy.0.GET.200.xfer', 8)],
|
|
app)
|
|
|
|
def test_invalid_log_config(self):
|
|
with self.assertRaises(ValueError):
|
|
proxy_logging.ProxyLoggingMiddleware(FakeApp(), {
|
|
'log_anonymization_salt': 'secret_salt',
|
|
'log_msg_template': '{invalid_field}'})
|
|
|
|
with self.assertRaises(ValueError):
|
|
proxy_logging.ProxyLoggingMiddleware(FakeApp(), {
|
|
'log_anonymization_method': 'invalid_hash_method',
|
|
'log_anonymization_salt': 'secret_salt',
|
|
'log_msg_template': '{protocol}'})
|
|
|
|
def test_multi_segment_resp(self):
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(
|
|
[b'some', b'chunks', b'of data']), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET',
|
|
'swift.source': 'SOS'})
|
|
resp = app(req.environ, start_response)
|
|
resp_body = b''.join(resp)
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[3], 'GET')
|
|
self.assertEqual(log_parts[4], '/')
|
|
self.assertEqual(log_parts[5], 'HTTP/1.0')
|
|
self.assertEqual(log_parts[6], '200')
|
|
self.assertEqual(resp_body, b'somechunksof data')
|
|
self.assertEqual(log_parts[11], str(len(resp_body)))
|
|
self.assertUpdateStats([('SOS.GET.200.xfer', len(resp_body))], app)
|
|
|
|
def test_log_headers(self):
|
|
for conf_key in ['access_log_headers', 'log_headers']:
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(),
|
|
{conf_key: 'yes'})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET'})
|
|
resp = app(req.environ, start_response)
|
|
# exhaust generator
|
|
[x for x in resp]
|
|
log_parts = self._log_parts(app)
|
|
headers = unquote(log_parts[14]).split('\n')
|
|
self.assertTrue('Host: localhost:80' in headers)
|
|
|
|
def test_access_log_headers_only(self):
|
|
app = proxy_logging.ProxyLoggingMiddleware(
|
|
FakeApp(), {'log_headers': 'yes',
|
|
'access_log_headers_only': 'FIRST, seCond'})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/',
|
|
environ={'REQUEST_METHOD': 'GET'},
|
|
headers={'First': '1',
|
|
'Second': '2',
|
|
'Third': '3'})
|
|
resp = app(req.environ, start_response)
|
|
# exhaust generator
|
|
[x for x in resp]
|
|
log_parts = self._log_parts(app)
|
|
headers = unquote(log_parts[14]).split('\n')
|
|
self.assertIn('First: 1', headers)
|
|
self.assertIn('Second: 2', headers)
|
|
self.assertNotIn('Third: 3', headers)
|
|
self.assertNotIn('Host: localhost:80', headers)
|
|
|
|
def test_upload_size(self):
|
|
# Using default policy
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(),
|
|
{'log_headers': 'yes'})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank(
|
|
'/v1/a/c/o/foo',
|
|
environ={'REQUEST_METHOD': 'PUT',
|
|
'wsgi.input': BytesIO(b'some stuff')})
|
|
resp = app(req.environ, start_response)
|
|
# exhaust generator
|
|
[x for x in resp]
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[11], str(len('FAKE APP')))
|
|
self.assertEqual(log_parts[10], str(len('some stuff')))
|
|
self.assertUpdateStats([('object.PUT.200.xfer',
|
|
len('some stuff') + len('FAKE APP')),
|
|
('object.policy.0.PUT.200.xfer',
|
|
len('some stuff') + len('FAKE APP'))],
|
|
app)
|
|
|
|
# Using a non-existent policy
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(policy_idx='-1'),
|
|
{'log_headers': 'yes'})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank(
|
|
'/v1/a/c/o/foo',
|
|
environ={'REQUEST_METHOD': 'PUT',
|
|
'wsgi.input': BytesIO(b'some stuff')})
|
|
resp = app(req.environ, start_response)
|
|
# exhaust generator
|
|
[x for x in resp]
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[11], str(len('FAKE APP')))
|
|
self.assertEqual(log_parts[10], str(len('some stuff')))
|
|
self.assertUpdateStats([('object.PUT.200.xfer',
|
|
len('some stuff') + len('FAKE APP'))],
|
|
app)
|
|
|
|
def test_upload_size_no_policy(self):
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(policy_idx=None),
|
|
{'log_headers': 'yes'})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank(
|
|
'/v1/a/c/o/foo',
|
|
environ={'REQUEST_METHOD': 'PUT',
|
|
'wsgi.input': BytesIO(b'some stuff')})
|
|
resp = app(req.environ, start_response)
|
|
# exhaust generator
|
|
[x for x in resp]
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[11], str(len('FAKE APP')))
|
|
self.assertEqual(log_parts[10], str(len('some stuff')))
|
|
self.assertUpdateStats([('object.PUT.200.xfer',
|
|
len('some stuff') + len('FAKE APP'))],
|
|
app)
|
|
|
|
def test_upload_line(self):
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeAppReadline(),
|
|
{'log_headers': 'yes'})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank(
|
|
'/v1/a/c',
|
|
environ={'REQUEST_METHOD': 'POST',
|
|
'wsgi.input': BytesIO(b'some stuff\nsome other stuff\n')})
|
|
resp = app(req.environ, start_response)
|
|
# exhaust generator
|
|
[x for x in resp]
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[11], str(len('FAKE APP')))
|
|
self.assertEqual(log_parts[10], str(len('some stuff\n')))
|
|
self.assertUpdateStats([('container.POST.200.xfer',
|
|
len('some stuff\n') + len('FAKE APP'))],
|
|
app)
|
|
|
|
def test_log_query_string(self):
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET',
|
|
'QUERY_STRING': 'x=3'})
|
|
resp = app(req.environ, start_response)
|
|
# exhaust generator
|
|
[x for x in resp]
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(unquote(log_parts[4]), '/?x=3')
|
|
|
|
def test_client_logging(self):
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET',
|
|
'REMOTE_ADDR': '1.2.3.4'})
|
|
resp = app(req.environ, start_response)
|
|
# exhaust generator
|
|
[x for x in resp]
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[0], '1.2.3.4') # client ip
|
|
self.assertEqual(log_parts[1], '1.2.3.4') # remote addr
|
|
|
|
def test_iterator_closing(self):
|
|
|
|
class CloseableBody(object):
|
|
def __init__(self):
|
|
self.closed = False
|
|
|
|
def close(self):
|
|
self.closed = True
|
|
|
|
def __iter__(self):
|
|
return iter(["CloseableBody"])
|
|
|
|
body = CloseableBody()
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(body), {})
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET',
|
|
'REMOTE_ADDR': '1.2.3.4'})
|
|
resp = app(req.environ, start_response)
|
|
# exhaust generator
|
|
[x for x in resp]
|
|
self.assertTrue(body.closed)
|
|
|
|
def test_proxy_client_logging(self):
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={
|
|
'REQUEST_METHOD': 'GET',
|
|
'REMOTE_ADDR': '1.2.3.4',
|
|
'HTTP_X_FORWARDED_FOR': '4.5.6.7,8.9.10.11'})
|
|
resp = app(req.environ, start_response)
|
|
# exhaust generator
|
|
[x for x in resp]
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[0], '4.5.6.7') # client ip
|
|
self.assertEqual(log_parts[1], '1.2.3.4') # remote addr
|
|
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={
|
|
'REQUEST_METHOD': 'GET',
|
|
'REMOTE_ADDR': '1.2.3.4',
|
|
'HTTP_X_CLUSTER_CLIENT_IP': '4.5.6.7'})
|
|
resp = app(req.environ, start_response)
|
|
# exhaust generator
|
|
[x for x in resp]
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[0], '4.5.6.7') # client ip
|
|
self.assertEqual(log_parts[1], '1.2.3.4') # remote addr
|
|
|
|
def test_facility(self):
|
|
app = proxy_logging.ProxyLoggingMiddleware(
|
|
FakeApp(),
|
|
{'log_headers': 'yes',
|
|
'access_log_facility': 'LOG_LOCAL7'})
|
|
handler = get_logger.handler4logger[app.access_logger.logger]
|
|
self.assertEqual(SysLogHandler.LOG_LOCAL7, handler.facility)
|
|
|
|
def test_filter(self):
|
|
factory = proxy_logging.filter_factory({})
|
|
self.assertTrue(callable(factory))
|
|
self.assertTrue(callable(factory(FakeApp())))
|
|
|
|
def test_unread_body(self):
|
|
app = proxy_logging.ProxyLoggingMiddleware(
|
|
FakeApp(['some', 'stuff']), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET'})
|
|
resp = app(req.environ, start_response)
|
|
# read first chunk
|
|
next(resp)
|
|
resp.close() # raise a GeneratorExit in middleware app_iter loop
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[6], '499')
|
|
self.assertEqual(log_parts[11], '4') # write length
|
|
|
|
def test_disconnect_on_readline(self):
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeAppReadline(), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET',
|
|
'wsgi.input': FileLikeExceptor()})
|
|
try:
|
|
resp = app(req.environ, start_response)
|
|
# read body
|
|
b''.join(resp)
|
|
except IOError:
|
|
pass
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[6], '499')
|
|
self.assertEqual(log_parts[10], '-') # read length
|
|
|
|
def test_disconnect_on_read(self):
|
|
app = proxy_logging.ProxyLoggingMiddleware(
|
|
FakeApp(['some', 'stuff']), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET',
|
|
'wsgi.input': FileLikeExceptor()})
|
|
try:
|
|
resp = app(req.environ, start_response)
|
|
# read body
|
|
b''.join(resp)
|
|
except IOError:
|
|
pass
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[6], '499')
|
|
self.assertEqual(log_parts[10], '-') # read length
|
|
|
|
def test_app_exception(self):
|
|
app = proxy_logging.ProxyLoggingMiddleware(
|
|
FakeAppThatExcepts(), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET'})
|
|
try:
|
|
app(req.environ, start_response)
|
|
except Exception:
|
|
pass
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[6], '500')
|
|
self.assertEqual(log_parts[10], '-') # read length
|
|
|
|
def test_no_content_length_no_transfer_encoding_with_list_body(self):
|
|
app = proxy_logging.ProxyLoggingMiddleware(
|
|
FakeAppNoContentLengthNoTransferEncoding(
|
|
# test the "while not chunk: chunk = next(iterator)"
|
|
body=[b'', b'', b'line1\n', b'line2\n'],
|
|
), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET'})
|
|
resp = app(req.environ, start_response)
|
|
resp_body = b''.join(resp)
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[3], 'GET')
|
|
self.assertEqual(log_parts[4], '/')
|
|
self.assertEqual(log_parts[5], 'HTTP/1.0')
|
|
self.assertEqual(log_parts[6], '200')
|
|
self.assertEqual(resp_body, b'line1\nline2\n')
|
|
self.assertEqual(log_parts[11], str(len(resp_body)))
|
|
|
|
def test_no_content_length_no_transfer_encoding_with_empty_strings(self):
|
|
app = proxy_logging.ProxyLoggingMiddleware(
|
|
FakeAppNoContentLengthNoTransferEncoding(
|
|
# test the "while not chunk: chunk = next(iterator)"
|
|
body=['', '', ''],
|
|
), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET'})
|
|
resp = app(req.environ, start_response)
|
|
resp_body = b''.join(resp)
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[3], 'GET')
|
|
self.assertEqual(log_parts[4], '/')
|
|
self.assertEqual(log_parts[5], 'HTTP/1.0')
|
|
self.assertEqual(log_parts[6], '200')
|
|
self.assertEqual(resp_body, b'')
|
|
self.assertEqual(log_parts[11], '-')
|
|
|
|
def test_no_content_length_no_transfer_encoding_with_generator(self):
|
|
|
|
class BodyGen(object):
|
|
def __init__(self, data):
|
|
self.data = data
|
|
|
|
def __iter__(self):
|
|
yield self.data
|
|
|
|
app = proxy_logging.ProxyLoggingMiddleware(
|
|
FakeAppNoContentLengthNoTransferEncoding(
|
|
body=BodyGen(b'abc'),
|
|
), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET'})
|
|
resp = app(req.environ, start_response)
|
|
resp_body = b''.join(resp)
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[3], 'GET')
|
|
self.assertEqual(log_parts[4], '/')
|
|
self.assertEqual(log_parts[5], 'HTTP/1.0')
|
|
self.assertEqual(log_parts[6], '200')
|
|
self.assertEqual(resp_body, b'abc')
|
|
self.assertEqual(log_parts[11], '3')
|
|
|
|
def test_req_path_info_popping(self):
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/v1/something', environ={'REQUEST_METHOD': 'GET'})
|
|
req.path_info_pop()
|
|
self.assertEqual(req.environ['PATH_INFO'], '/something')
|
|
resp = app(req.environ, start_response)
|
|
resp_body = b''.join(resp)
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[3], 'GET')
|
|
self.assertEqual(log_parts[4], '/v1/something')
|
|
self.assertEqual(log_parts[5], 'HTTP/1.0')
|
|
self.assertEqual(log_parts[6], '200')
|
|
self.assertEqual(resp_body, b'FAKE APP')
|
|
self.assertEqual(log_parts[11], str(len(resp_body)))
|
|
|
|
def test_ipv6(self):
|
|
ipv6addr = '2001:db8:85a3:8d3:1319:8a2e:370:7348'
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET'})
|
|
req.remote_addr = ipv6addr
|
|
resp = app(req.environ, start_response)
|
|
resp_body = b''.join(resp)
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[0], ipv6addr)
|
|
self.assertEqual(log_parts[1], ipv6addr)
|
|
self.assertEqual(log_parts[3], 'GET')
|
|
self.assertEqual(log_parts[4], '/')
|
|
self.assertEqual(log_parts[5], 'HTTP/1.0')
|
|
self.assertEqual(log_parts[6], '200')
|
|
self.assertEqual(resp_body, b'FAKE APP')
|
|
self.assertEqual(log_parts[11], str(len(resp_body)))
|
|
|
|
def test_log_info_none(self):
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET'})
|
|
list(app(req.environ, start_response))
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[17], '-')
|
|
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET'})
|
|
req.environ['swift.log_info'] = []
|
|
list(app(req.environ, start_response))
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[17], '-')
|
|
|
|
def test_log_info_single(self):
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET'})
|
|
req.environ['swift.log_info'] = ['one']
|
|
list(app(req.environ, start_response))
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[17], 'one')
|
|
|
|
def test_log_info_multiple(self):
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET'})
|
|
req.environ['swift.log_info'] = ['one', 'and two']
|
|
list(app(req.environ, start_response))
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[17], 'one%2Cand%20two')
|
|
|
|
def test_log_auth_token(self):
|
|
auth_token = 'b05bf940-0464-4c0e-8c70-87717d2d73e8'
|
|
|
|
# Default - reveal_sensitive_prefix is 16
|
|
# No x-auth-token header
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET'})
|
|
resp = app(req.environ, start_response)
|
|
resp_body = b''.join(resp)
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[9], '-')
|
|
# Has x-auth-token header
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET',
|
|
'HTTP_X_AUTH_TOKEN': auth_token})
|
|
resp = app(req.environ, start_response)
|
|
resp_body = b''.join(resp)
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[9], 'b05bf940-0464-4c...')
|
|
|
|
# Truncate to first 8 characters
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {
|
|
'reveal_sensitive_prefix': '8'})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET'})
|
|
resp = app(req.environ, start_response)
|
|
resp_body = b''.join(resp)
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[9], '-')
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {
|
|
'reveal_sensitive_prefix': '8'})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET',
|
|
'HTTP_X_AUTH_TOKEN': auth_token})
|
|
resp = app(req.environ, start_response)
|
|
resp_body = b''.join(resp)
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[9], 'b05bf940...')
|
|
|
|
# Token length and reveal_sensitive_prefix are same (no truncate)
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {
|
|
'reveal_sensitive_prefix': str(len(auth_token))})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET',
|
|
'HTTP_X_AUTH_TOKEN': auth_token})
|
|
resp = app(req.environ, start_response)
|
|
resp_body = b''.join(resp)
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[9], auth_token)
|
|
|
|
# No effective limit on auth token
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {
|
|
'reveal_sensitive_prefix': constraints.MAX_HEADER_SIZE})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET',
|
|
'HTTP_X_AUTH_TOKEN': auth_token})
|
|
resp = app(req.environ, start_response)
|
|
resp_body = b''.join(resp)
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[9], auth_token)
|
|
|
|
# Don't log x-auth-token
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {
|
|
'reveal_sensitive_prefix': '0'})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET'})
|
|
resp = app(req.environ, start_response)
|
|
resp_body = b''.join(resp)
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[9], '-')
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {
|
|
'reveal_sensitive_prefix': '0'})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET',
|
|
'HTTP_X_AUTH_TOKEN': auth_token})
|
|
resp = app(req.environ, start_response)
|
|
resp_body = b''.join(resp)
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[9], '...')
|
|
|
|
# Avoids pyflakes error, "local variable 'resp_body' is assigned to
|
|
# but never used
|
|
self.assertTrue(resp_body is not None)
|
|
|
|
def test_ensure_fields(self):
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET'})
|
|
with mock.patch('time.time',
|
|
mock.MagicMock(
|
|
side_effect=[10000000.0, 10000000.5, 10000001.0])):
|
|
resp = app(req.environ, start_response)
|
|
resp_body = b''.join(resp)
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(len(log_parts), 21)
|
|
self.assertEqual(log_parts[0], '-')
|
|
self.assertEqual(log_parts[1], '-')
|
|
self.assertEqual(log_parts[2], '26/Apr/1970/17/46/41')
|
|
self.assertEqual(log_parts[3], 'GET')
|
|
self.assertEqual(log_parts[4], '/')
|
|
self.assertEqual(log_parts[5], 'HTTP/1.0')
|
|
self.assertEqual(log_parts[6], '200')
|
|
self.assertEqual(log_parts[7], '-')
|
|
self.assertEqual(log_parts[8], '-')
|
|
self.assertEqual(log_parts[9], '-')
|
|
self.assertEqual(log_parts[10], '-')
|
|
self.assertEqual(resp_body, b'FAKE APP')
|
|
self.assertEqual(log_parts[11], str(len(resp_body)))
|
|
self.assertEqual(log_parts[12], '-')
|
|
self.assertEqual(log_parts[13], '-')
|
|
self.assertEqual(log_parts[14], '-')
|
|
self.assertEqual(log_parts[15], '1.0000')
|
|
self.assertEqual(log_parts[16], '-')
|
|
self.assertEqual(log_parts[17], '-')
|
|
self.assertEqual(log_parts[18], '10000000.000000000')
|
|
self.assertEqual(log_parts[19], '10000001.000000000')
|
|
self.assertEqual(log_parts[20], '-')
|
|
|
|
def test_dual_logging_middlewares(self):
|
|
# Since no internal request is being made, outer most proxy logging
|
|
# middleware, log1, should have performed the logging.
|
|
app = FakeApp()
|
|
flg0 = FakeLogger()
|
|
env = {}
|
|
log0 = proxy_logging.ProxyLoggingMiddleware(app, env, logger=flg0)
|
|
flg1 = FakeLogger()
|
|
log1 = proxy_logging.ProxyLoggingMiddleware(log0, env, logger=flg1)
|
|
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET'})
|
|
resp = log1(req.environ, start_response)
|
|
resp_body = b''.join(resp)
|
|
self._log_parts(log0, should_be_empty=True)
|
|
log_parts = self._log_parts(log1)
|
|
self.assertEqual(log_parts[3], 'GET')
|
|
self.assertEqual(log_parts[4], '/')
|
|
self.assertEqual(log_parts[5], 'HTTP/1.0')
|
|
self.assertEqual(log_parts[6], '200')
|
|
self.assertEqual(resp_body, b'FAKE APP')
|
|
self.assertEqual(log_parts[11], str(len(resp_body)))
|
|
|
|
def test_dual_logging_middlewares_w_inner(self):
|
|
|
|
class FakeMiddleware(object):
|
|
"""
|
|
Fake middleware to make a separate internal request, but construct
|
|
the response with different data.
|
|
"""
|
|
def __init__(self, app, conf):
|
|
self.app = app
|
|
self.conf = conf
|
|
|
|
def GET(self, req):
|
|
# Make the internal request
|
|
ireq = Request.blank('/', environ={'REQUEST_METHOD': 'GET'})
|
|
resp = self.app(ireq.environ, start_response)
|
|
resp_body = b''.join(resp)
|
|
if resp_body != b'FAKE APP':
|
|
return Response(request=req,
|
|
body=b"FAKE APP WAS NOT RETURNED",
|
|
content_type="text/plain")
|
|
# But our response is different
|
|
return Response(request=req, body=b"FAKE MIDDLEWARE",
|
|
content_type="text/plain")
|
|
|
|
def __call__(self, env, start_response):
|
|
req = Request(env)
|
|
return self.GET(req)(env, start_response)
|
|
|
|
# Since an internal request is being made, inner most proxy logging
|
|
# middleware, log0, should have performed the logging.
|
|
app = FakeApp()
|
|
flg0 = FakeLogger()
|
|
env = {}
|
|
log0 = proxy_logging.ProxyLoggingMiddleware(app, env, logger=flg0)
|
|
fake = FakeMiddleware(log0, env)
|
|
flg1 = FakeLogger()
|
|
log1 = proxy_logging.ProxyLoggingMiddleware(fake, env, logger=flg1)
|
|
|
|
req = Request.blank('/', environ={'REQUEST_METHOD': 'GET'})
|
|
resp = log1(req.environ, start_response)
|
|
resp_body = b''.join(resp)
|
|
|
|
# Inner most logger should have logged the app's response
|
|
log_parts = self._log_parts(log0)
|
|
self.assertEqual(log_parts[3], 'GET')
|
|
self.assertEqual(log_parts[4], '/')
|
|
self.assertEqual(log_parts[5], 'HTTP/1.0')
|
|
self.assertEqual(log_parts[6], '200')
|
|
self.assertEqual(log_parts[11], str(len('FAKE APP')))
|
|
|
|
# Outer most logger should have logged the other middleware's response
|
|
log_parts = self._log_parts(log1)
|
|
self.assertEqual(log_parts[3], 'GET')
|
|
self.assertEqual(log_parts[4], '/')
|
|
self.assertEqual(log_parts[5], 'HTTP/1.0')
|
|
self.assertEqual(log_parts[6], '200')
|
|
self.assertEqual(resp_body, b'FAKE MIDDLEWARE')
|
|
self.assertEqual(log_parts[11], str(len(resp_body)))
|
|
|
|
def test_policy_index(self):
|
|
# Policy index can be specified by X-Backend-Storage-Policy-Index
|
|
# in the request header for object API
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(policy_idx='1'), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/v1/a/c/o', environ={'REQUEST_METHOD': 'PUT'})
|
|
resp = app(req.environ, start_response)
|
|
b''.join(resp)
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[20], '1')
|
|
|
|
# Policy index can be specified by X-Backend-Storage-Policy-Index
|
|
# in the response header for container API
|
|
app = proxy_logging.ProxyLoggingMiddleware(FakeApp(), {})
|
|
app.access_logger = FakeLogger()
|
|
req = Request.blank('/v1/a/c', environ={'REQUEST_METHOD': 'GET'})
|
|
|
|
def fake_call(app, env, start_response):
|
|
start_response(app.response_str,
|
|
[('Content-Type', 'text/plain'),
|
|
('Content-Length', str(sum(map(len, app.body)))),
|
|
('X-Backend-Storage-Policy-Index', '1')])
|
|
while env['wsgi.input'].read(5):
|
|
pass
|
|
return app.body
|
|
|
|
with mock.patch.object(FakeApp, '__call__', fake_call):
|
|
resp = app(req.environ, start_response)
|
|
b''.join(resp)
|
|
log_parts = self._log_parts(app)
|
|
self.assertEqual(log_parts[20], '1')
|