560 lines
22 KiB
Python
560 lines
22 KiB
Python
# Copyright (c) 2010 OpenStack, LLC.
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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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""" Tests for swift.common.wsgi """
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from __future__ import with_statement
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import errno
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import logging
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import mimetools
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import socket
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import unittest
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import os
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import pickle
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from textwrap import dedent
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from gzip import GzipFile
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from StringIO import StringIO
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from collections import defaultdict
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from contextlib import closing
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from urllib import quote
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from eventlet import listen
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import swift
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from swift.common.swob import Request
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from swift.common import wsgi, utils, ring
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from test.unit import temptree
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from mock import patch
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def _fake_rings(tmpdir):
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with closing(GzipFile(os.path.join(tmpdir, 'account.ring.gz'), 'wb')) as f:
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pickle.dump(ring.RingData([[0, 1, 0, 1], [1, 0, 1, 0]],
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[{'id': 0, 'zone': 0, 'device': 'sda1', 'ip': '127.0.0.1',
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'port': 6012},
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{'id': 1, 'zone': 1, 'device': 'sdb1', 'ip': '127.0.0.1',
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'port': 6022}], 30),
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f)
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with closing(GzipFile(os.path.join(tmpdir, 'container.ring.gz'), 'wb')) as f:
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pickle.dump(ring.RingData([[0, 1, 0, 1], [1, 0, 1, 0]],
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[{'id': 0, 'zone': 0, 'device': 'sda1', 'ip': '127.0.0.1',
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'port': 6011},
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{'id': 1, 'zone': 1, 'device': 'sdb1', 'ip': '127.0.0.1',
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'port': 6021}], 30),
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f)
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with closing(GzipFile(os.path.join(tmpdir, 'object.ring.gz'), 'wb')) as f:
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pickle.dump(ring.RingData([[0, 1, 0, 1], [1, 0, 1, 0]],
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[{'id': 0, 'zone': 0, 'device': 'sda1', 'ip': '127.0.0.1',
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'port': 6010},
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{'id': 1, 'zone': 1, 'device': 'sdb1', 'ip': '127.0.0.1',
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'port': 6020}], 30),
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f)
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class TestWSGI(unittest.TestCase):
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""" Tests for swift.common.wsgi """
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def setUp(self):
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utils.HASH_PATH_PREFIX = 'startcap'
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self._orig_parsetype = mimetools.Message.parsetype
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def tearDown(self):
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mimetools.Message.parsetype = self._orig_parsetype
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def test_monkey_patch_mimetools(self):
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sio = StringIO('blah')
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self.assertEquals(mimetools.Message(sio).type, 'text/plain')
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sio = StringIO('blah')
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self.assertEquals(mimetools.Message(sio).plisttext, '')
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sio = StringIO('blah')
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self.assertEquals(mimetools.Message(sio).maintype, 'text')
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sio = StringIO('blah')
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self.assertEquals(mimetools.Message(sio).subtype, 'plain')
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sio = StringIO('Content-Type: text/html; charset=ISO-8859-4')
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self.assertEquals(mimetools.Message(sio).type, 'text/html')
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sio = StringIO('Content-Type: text/html; charset=ISO-8859-4')
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self.assertEquals(mimetools.Message(sio).plisttext,
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'; charset=ISO-8859-4')
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sio = StringIO('Content-Type: text/html; charset=ISO-8859-4')
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self.assertEquals(mimetools.Message(sio).maintype, 'text')
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sio = StringIO('Content-Type: text/html; charset=ISO-8859-4')
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self.assertEquals(mimetools.Message(sio).subtype, 'html')
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wsgi.monkey_patch_mimetools()
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sio = StringIO('blah')
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self.assertEquals(mimetools.Message(sio).type, None)
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sio = StringIO('blah')
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self.assertEquals(mimetools.Message(sio).plisttext, '')
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sio = StringIO('blah')
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self.assertEquals(mimetools.Message(sio).maintype, None)
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sio = StringIO('blah')
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self.assertEquals(mimetools.Message(sio).subtype, None)
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sio = StringIO('Content-Type: text/html; charset=ISO-8859-4')
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self.assertEquals(mimetools.Message(sio).type, 'text/html')
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sio = StringIO('Content-Type: text/html; charset=ISO-8859-4')
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self.assertEquals(mimetools.Message(sio).plisttext,
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'; charset=ISO-8859-4')
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sio = StringIO('Content-Type: text/html; charset=ISO-8859-4')
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self.assertEquals(mimetools.Message(sio).maintype, 'text')
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sio = StringIO('Content-Type: text/html; charset=ISO-8859-4')
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self.assertEquals(mimetools.Message(sio).subtype, 'html')
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def test_init_request_processor(self):
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config = """
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[DEFAULT]
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swift_dir = TEMPDIR
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[pipeline:main]
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pipeline = catch_errors proxy-server
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[app:proxy-server]
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use = egg:swift#proxy
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conn_timeout = 0.2
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[filter:catch_errors]
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use = egg:swift#catch_errors
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"""
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contents = dedent(config)
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with temptree(['proxy-server.conf']) as t:
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conf_file = os.path.join(t, 'proxy-server.conf')
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with open(conf_file, 'w') as f:
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f.write(contents.replace('TEMPDIR', t))
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_fake_rings(t)
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app, conf, logger, log_name = wsgi.init_request_processor(
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conf_file, 'proxy-server')
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# verify pipeline is catch_errors -> proxy-servery
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expected = swift.common.middleware.catch_errors.CatchErrorMiddleware
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self.assert_(isinstance(app, expected))
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self.assert_(isinstance(app.app, swift.proxy.server.Application))
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# config settings applied to app instance
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self.assertEquals(0.2, app.app.conn_timeout)
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# appconfig returns values from 'proxy-server' section
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expected = {
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'__file__': conf_file,
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'here': os.path.dirname(conf_file),
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'conn_timeout': '0.2',
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'swift_dir': t,
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}
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self.assertEquals(expected, conf)
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# logger works
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logger.info('testing')
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self.assertEquals('proxy-server', log_name)
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def test_init_request_processor_from_conf_dir(self):
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config_dir = {
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'proxy-server.conf.d/pipeline.conf': """
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[pipeline:main]
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pipeline = catch_errors proxy-server
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""",
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'proxy-server.conf.d/app.conf': """
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[app:proxy-server]
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use = egg:swift#proxy
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conn_timeout = 0.2
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""",
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'proxy-server.conf.d/catch-errors.conf': """
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[filter:catch_errors]
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use = egg:swift#catch_errors
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"""
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}
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# strip indent from test config contents
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config_dir = dict((f, dedent(c)) for (f, c) in config_dir.items())
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with temptree(*zip(*config_dir.items())) as conf_root:
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conf_dir = os.path.join(conf_root, 'proxy-server.conf.d')
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with open(os.path.join(conf_dir, 'swift.conf'), 'w') as f:
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f.write('[DEFAULT]\nswift_dir = %s' % conf_root)
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_fake_rings(conf_root)
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app, conf, logger, log_name = wsgi.init_request_processor(
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conf_dir, 'proxy-server')
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# verify pipeline is catch_errors -> proxy-servery
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expected = swift.common.middleware.catch_errors.CatchErrorMiddleware
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self.assert_(isinstance(app, expected))
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self.assert_(isinstance(app.app, swift.proxy.server.Application))
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# config settings applied to app instance
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self.assertEquals(0.2, app.app.conn_timeout)
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# appconfig returns values from 'proxy-server' section
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expected = {
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'__file__': conf_dir,
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'here': conf_dir,
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'conn_timeout': '0.2',
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'swift_dir': conf_root,
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}
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self.assertEquals(expected, conf)
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# logger works
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logger.info('testing')
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self.assertEquals('proxy-server', log_name)
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def test_get_socket(self):
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# stubs
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conf = {}
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ssl_conf = {
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'cert_file': '',
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'key_file': '',
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}
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# mocks
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class MockSocket():
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def __init__(self):
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self.opts = defaultdict(dict)
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def setsockopt(self, level, optname, value):
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self.opts[level][optname] = value
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def mock_listen(*args, **kwargs):
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return MockSocket()
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class MockSsl():
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def __init__(self):
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self.wrap_socket_called = []
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def wrap_socket(self, sock, **kwargs):
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self.wrap_socket_called.append(kwargs)
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return sock
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# patch
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old_listen = wsgi.listen
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old_ssl = wsgi.ssl
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try:
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wsgi.listen = mock_listen
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wsgi.ssl = MockSsl()
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# test
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sock = wsgi.get_socket(conf)
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# assert
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self.assert_(isinstance(sock, MockSocket))
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expected_socket_opts = {
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socket.SOL_SOCKET: {
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socket.SO_REUSEADDR: 1,
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socket.SO_KEEPALIVE: 1,
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},
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}
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if hasattr(socket, 'TCP_KEEPIDLE'):
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expected_socket_opts[socket.IPPROTO_TCP] = {
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socket.TCP_KEEPIDLE: 600,
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}
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self.assertEquals(sock.opts, expected_socket_opts)
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# test ssl
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sock = wsgi.get_socket(ssl_conf)
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expected_kwargs = {
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'certfile': '',
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'keyfile': '',
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}
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self.assertEquals(wsgi.ssl.wrap_socket_called, [expected_kwargs])
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finally:
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wsgi.listen = old_listen
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wsgi.ssl = old_ssl
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def test_address_in_use(self):
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# stubs
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conf = {}
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# mocks
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def mock_listen(*args, **kwargs):
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raise socket.error(errno.EADDRINUSE)
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def value_error_listen(*args, **kwargs):
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raise ValueError('fake')
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def mock_sleep(*args):
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pass
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class MockTime():
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"""Fast clock advances 10 seconds after every call to time
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"""
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def __init__(self):
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self.current_time = old_time.time()
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def time(self, *args, **kwargs):
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rv = self.current_time
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# advance for next call
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self.current_time += 10
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return rv
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old_listen = wsgi.listen
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old_sleep = wsgi.sleep
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old_time = wsgi.time
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try:
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wsgi.listen = mock_listen
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wsgi.sleep = mock_sleep
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wsgi.time = MockTime()
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# test error
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self.assertRaises(Exception, wsgi.get_socket, conf)
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# different error
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wsgi.listen = value_error_listen
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self.assertRaises(ValueError, wsgi.get_socket, conf)
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finally:
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wsgi.listen = old_listen
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wsgi.sleep = old_sleep
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wsgi.time = old_time
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def test_run_server(self):
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config = """
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[DEFAULT]
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eventlet_debug = yes
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client_timeout = 30
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max_clients = 1000
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swift_dir = TEMPDIR
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[pipeline:main]
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pipeline = proxy-server
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[app:proxy-server]
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use = egg:swift#proxy
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# while "set" values normally override default
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set client_timeout = 20
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# this section is not in conf during run_server
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set max_clients = 10
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"""
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contents = dedent(config)
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with temptree(['proxy-server.conf']) as t:
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conf_file = os.path.join(t, 'proxy-server.conf')
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with open(conf_file, 'w') as f:
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f.write(contents.replace('TEMPDIR', t))
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_fake_rings(t)
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with patch('swift.common.wsgi.wsgi') as _wsgi:
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with patch('swift.common.wsgi.eventlet') as _eventlet:
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conf = wsgi.appconfig(conf_file)
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logger = logging.getLogger('test')
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sock = listen(('localhost', 0))
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wsgi.run_server(conf, logger, sock)
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self.assertEquals('HTTP/1.0',
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_wsgi.HttpProtocol.default_request_version)
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self.assertEquals(30, _wsgi.WRITE_TIMEOUT)
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_eventlet.hubs.use_hub.assert_called_with(utils.get_hub())
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_eventlet.patcher.monkey_patch.assert_called_with(all=False,
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socket=True)
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_eventlet.debug.hub_exceptions.assert_called_with(True)
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_wsgi.server.assert_called()
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args, kwargs = _wsgi.server.call_args
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server_sock, server_app, server_logger = args
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self.assertEquals(sock, server_sock)
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self.assert_(isinstance(server_app, swift.proxy.server.Application))
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self.assertEquals(20, server_app.client_timeout)
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self.assert_(isinstance(server_logger, wsgi.NullLogger))
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self.assert_('custom_pool' in kwargs)
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self.assertEquals(1000, kwargs['custom_pool'].size)
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def test_run_server_conf_dir(self):
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config_dir = {
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'proxy-server.conf.d/pipeline.conf': """
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[pipeline:main]
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pipeline = proxy-server
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""",
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'proxy-server.conf.d/app.conf': """
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[app:proxy-server]
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use = egg:swift#proxy
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""",
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'proxy-server.conf.d/default.conf': """
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[DEFAULT]
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eventlet_debug = yes
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client_timeout = 30
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"""
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}
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# strip indent from test config contents
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config_dir = dict((f, dedent(c)) for (f, c) in config_dir.items())
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with temptree(*zip(*config_dir.items())) as conf_root:
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conf_dir = os.path.join(conf_root, 'proxy-server.conf.d')
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with open(os.path.join(conf_dir, 'swift.conf'), 'w') as f:
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f.write('[DEFAULT]\nswift_dir = %s' % conf_root)
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_fake_rings(conf_root)
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with patch('swift.common.wsgi.wsgi') as _wsgi:
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with patch('swift.common.wsgi.eventlet') as _eventlet:
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with patch.dict('os.environ', {'TZ': ''}):
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conf = wsgi.appconfig(conf_dir)
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logger = logging.getLogger('test')
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sock = listen(('localhost', 0))
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wsgi.run_server(conf, logger, sock)
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self.assert_(os.environ['TZ'] is not '')
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self.assertEquals('HTTP/1.0',
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_wsgi.HttpProtocol.default_request_version)
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self.assertEquals(30, _wsgi.WRITE_TIMEOUT)
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_eventlet.hubs.use_hub.assert_called_with(utils.get_hub())
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_eventlet.patcher.monkey_patch.assert_called_with(all=False,
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socket=True)
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_eventlet.debug.hub_exceptions.assert_called_with(True)
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_wsgi.server.assert_called()
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args, kwargs = _wsgi.server.call_args
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server_sock, server_app, server_logger = args
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self.assertEquals(sock, server_sock)
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self.assert_(isinstance(server_app, swift.proxy.server.Application))
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self.assert_(isinstance(server_logger, wsgi.NullLogger))
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self.assert_('custom_pool' in kwargs)
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def test_appconfig_dir_ignores_hidden_files(self):
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config_dir = {
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'server.conf.d/01.conf': """
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[app:main]
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use = egg:swift#proxy
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port = 8080
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""",
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'server.conf.d/.01.conf.swp': """
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[app:main]
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use = egg:swift#proxy
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port = 8081
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""",
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}
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# strip indent from test config contents
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config_dir = dict((f, dedent(c)) for (f, c) in config_dir.items())
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with temptree(*zip(*config_dir.items())) as path:
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conf_dir = os.path.join(path, 'server.conf.d')
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conf = wsgi.appconfig(conf_dir)
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expected = {
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'__file__': os.path.join(path, 'server.conf.d'),
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'here': os.path.join(path, 'server.conf.d'),
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'port': '8080',
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}
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self.assertEquals(conf, expected)
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def test_pre_auth_wsgi_input(self):
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oldenv = {}
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newenv = wsgi.make_pre_authed_env(oldenv)
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self.assertTrue('wsgi.input' in newenv)
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self.assertEquals(newenv['wsgi.input'].read(), '')
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oldenv = {'wsgi.input': StringIO('original wsgi.input')}
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newenv = wsgi.make_pre_authed_env(oldenv)
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self.assertTrue('wsgi.input' in newenv)
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self.assertEquals(newenv['wsgi.input'].read(), '')
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oldenv = {'swift.source': 'UT'}
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newenv = wsgi.make_pre_authed_env(oldenv)
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self.assertEquals(newenv['swift.source'], 'UT')
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oldenv = {'swift.source': 'UT'}
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newenv = wsgi.make_pre_authed_env(oldenv, swift_source='SA')
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self.assertEquals(newenv['swift.source'], 'SA')
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def test_pre_auth_req(self):
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class FakeReq(object):
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@classmethod
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def fake_blank(cls, path, environ={}, body='', headers={}):
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self.assertEquals(environ['swift.authorize']('test'), None)
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self.assertFalse('HTTP_X_TRANS_ID' in environ)
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was_blank = Request.blank
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Request.blank = FakeReq.fake_blank
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wsgi.make_pre_authed_request({'HTTP_X_TRANS_ID': '1234'},
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'PUT', '/', body='tester', headers={})
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wsgi.make_pre_authed_request({'HTTP_X_TRANS_ID': '1234'},
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'PUT', '/', headers={})
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Request.blank = was_blank
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def test_pre_auth_req_with_quoted_path(self):
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r = wsgi.make_pre_authed_request(
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{'HTTP_X_TRANS_ID': '1234'}, 'PUT', path=quote('/a space'),
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body='tester', headers={})
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self.assertEquals(r.path, quote('/a space'))
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def test_pre_auth_req_drops_query(self):
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r = wsgi.make_pre_authed_request(
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{'QUERY_STRING': 'original'}, 'GET', 'path')
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self.assertEquals(r.query_string, 'original')
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r = wsgi.make_pre_authed_request(
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{'QUERY_STRING': 'original'}, 'GET', 'path?replacement')
|
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self.assertEquals(r.query_string, 'replacement')
|
|
r = wsgi.make_pre_authed_request(
|
|
{'QUERY_STRING': 'original'}, 'GET', 'path?')
|
|
self.assertEquals(r.query_string, '')
|
|
|
|
def test_pre_auth_req_with_body(self):
|
|
r = wsgi.make_pre_authed_request(
|
|
{'QUERY_STRING': 'original'}, 'GET', 'path', 'the body')
|
|
self.assertEquals(r.body, 'the body')
|
|
|
|
def test_pre_auth_creates_script_name(self):
|
|
e = wsgi.make_pre_authed_env({})
|
|
self.assertTrue('SCRIPT_NAME' in e)
|
|
|
|
def test_pre_auth_copies_script_name(self):
|
|
e = wsgi.make_pre_authed_env({'SCRIPT_NAME': '/script_name'})
|
|
self.assertEquals(e['SCRIPT_NAME'], '/script_name')
|
|
|
|
def test_pre_auth_copies_script_name_unless_path_overridden(self):
|
|
e = wsgi.make_pre_authed_env({'SCRIPT_NAME': '/script_name'},
|
|
path='/override')
|
|
self.assertEquals(e['SCRIPT_NAME'], '')
|
|
self.assertEquals(e['PATH_INFO'], '/override')
|
|
|
|
def test_pre_auth_req_swift_source(self):
|
|
r = wsgi.make_pre_authed_request(
|
|
{'QUERY_STRING': 'original'}, 'GET', 'path', 'the body',
|
|
swift_source='UT')
|
|
self.assertEquals(r.body, 'the body')
|
|
self.assertEquals(r.environ['swift.source'], 'UT')
|
|
|
|
def test_pre_auth_req_with_empty_env_no_path(self):
|
|
r = wsgi.make_pre_authed_request(
|
|
{}, 'GET')
|
|
self.assertEquals(r.path, quote(''))
|
|
self.assertTrue('SCRIPT_NAME' in r.environ)
|
|
self.assertTrue('PATH_INFO' in r.environ)
|
|
|
|
def test_pre_auth_req_with_env_path(self):
|
|
r = wsgi.make_pre_authed_request(
|
|
{'PATH_INFO': '/unquoted path with %20'}, 'GET')
|
|
self.assertEquals(r.path, quote('/unquoted path with %20'))
|
|
self.assertEquals(r.environ['SCRIPT_NAME'], '')
|
|
|
|
def test_pre_auth_req_with_env_script(self):
|
|
r = wsgi.make_pre_authed_request({'SCRIPT_NAME': '/hello'}, 'GET')
|
|
self.assertEquals(r.path, quote('/hello'))
|
|
|
|
def test_pre_auth_req_with_env_path_and_script(self):
|
|
env = {'PATH_INFO': '/unquoted path with %20',
|
|
'SCRIPT_NAME': '/script'}
|
|
r = wsgi.make_pre_authed_request(env, 'GET')
|
|
expected_path = quote(env['SCRIPT_NAME'] + env['PATH_INFO'])
|
|
self.assertEquals(r.path, expected_path)
|
|
env = {'PATH_INFO': '', 'SCRIPT_NAME': '/script'}
|
|
r = wsgi.make_pre_authed_request(env, 'GET')
|
|
self.assertEquals(r.path, '/script')
|
|
env = {'PATH_INFO': '/path', 'SCRIPT_NAME': ''}
|
|
r = wsgi.make_pre_authed_request(env, 'GET')
|
|
self.assertEquals(r.path, '/path')
|
|
env = {'PATH_INFO': '', 'SCRIPT_NAME': ''}
|
|
r = wsgi.make_pre_authed_request(env, 'GET')
|
|
self.assertEquals(r.path, '')
|
|
|
|
def test_pre_auth_req_path_overrides_env(self):
|
|
env = {'PATH_INFO': '/path', 'SCRIPT_NAME': '/script'}
|
|
r = wsgi.make_pre_authed_request(env, 'GET', '/override')
|
|
self.assertEquals(r.path, '/override')
|
|
self.assertEquals(r.environ['SCRIPT_NAME'], '')
|
|
self.assertEquals(r.environ['PATH_INFO'], '/override')
|
|
|
|
class TestWSGIContext(unittest.TestCase):
|
|
|
|
def test_app_call(self):
|
|
statuses = ['200 Ok', '404 Not Found']
|
|
|
|
def app(env, start_response):
|
|
start_response(statuses.pop(0), [('Content-Length', '3')])
|
|
yield 'Ok\n'
|
|
|
|
wc = wsgi.WSGIContext(app)
|
|
r = Request.blank('/')
|
|
it = wc._app_call(r.environ)
|
|
self.assertEquals(wc._response_status, '200 Ok')
|
|
self.assertEquals(''.join(it), 'Ok\n')
|
|
r = Request.blank('/')
|
|
it = wc._app_call(r.environ)
|
|
self.assertEquals(wc._response_status, '404 Not Found')
|
|
self.assertEquals(''.join(it), 'Ok\n')
|
|
|
|
|
|
if __name__ == '__main__':
|
|
unittest.main()
|