1017 lines
42 KiB
Python
1017 lines
42 KiB
Python
#-*- coding:utf-8 -*-
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# Copyright (c) 2013 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 contextlib
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import hashlib
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import json
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import mock
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import shutil
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import tempfile
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from textwrap import dedent
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import time
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import unittest
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from swift.common import exceptions, swob
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from swift.common.middleware import dlo
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from test.unit.common.middleware.helpers import FakeSwift
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LIMIT = 'swift.common.constraints.CONTAINER_LISTING_LIMIT'
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def md5hex(s):
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return hashlib.md5(s).hexdigest()
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class DloTestCase(unittest.TestCase):
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def call_dlo(self, req, app=None, expect_exception=False):
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if app is None:
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app = self.dlo
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req.headers.setdefault("User-Agent", "Soap Opera")
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status = [None]
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headers = [None]
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def start_response(s, h, ei=None):
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status[0] = s
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headers[0] = h
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body_iter = app(req.environ, start_response)
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body = ''
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caught_exc = None
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try:
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for chunk in body_iter:
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body += chunk
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except Exception as exc:
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if expect_exception:
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caught_exc = exc
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else:
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raise
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if expect_exception:
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return status[0], headers[0], body, caught_exc
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else:
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return status[0], headers[0], body
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def setUp(self):
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self.app = FakeSwift()
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self.dlo = dlo.filter_factory({
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# don't slow down tests with rate limiting
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'rate_limit_after_segment': '1000000',
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})(self.app)
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self.app.register(
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'GET', '/v1/AUTH_test/c/seg_01',
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swob.HTTPOk, {'Content-Length': '5', 'Etag': md5hex("aaaaa")},
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'aaaaa')
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self.app.register(
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'GET', '/v1/AUTH_test/c/seg_02',
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swob.HTTPOk, {'Content-Length': '5', 'Etag': md5hex("bbbbb")},
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'bbbbb')
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self.app.register(
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'GET', '/v1/AUTH_test/c/seg_03',
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swob.HTTPOk, {'Content-Length': '5', 'Etag': md5hex("ccccc")},
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'ccccc')
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self.app.register(
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'GET', '/v1/AUTH_test/c/seg_04',
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swob.HTTPOk, {'Content-Length': '5', 'Etag': md5hex("ddddd")},
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'ddddd')
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self.app.register(
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'GET', '/v1/AUTH_test/c/seg_05',
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swob.HTTPOk, {'Content-Length': '5', 'Etag': md5hex("eeeee")},
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'eeeee')
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# an unrelated object (not seg*) to test the prefix matching
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self.app.register(
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'GET', '/v1/AUTH_test/c/catpicture.jpg',
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swob.HTTPOk, {'Content-Length': '9',
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'Etag': md5hex("meow meow meow meow")},
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'meow meow meow meow')
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self.app.register(
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'GET', '/v1/AUTH_test/mancon/manifest',
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swob.HTTPOk, {'Content-Length': '17', 'Etag': 'manifest-etag',
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'X-Object-Manifest': 'c/seg'},
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'manifest-contents')
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lm = '2013-11-22T02:42:13.781760'
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ct = 'application/octet-stream'
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segs = [{"hash": md5hex("aaaaa"), "bytes": 5,
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"name": "seg_01", "last_modified": lm, "content_type": ct},
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{"hash": md5hex("bbbbb"), "bytes": 5,
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"name": "seg_02", "last_modified": lm, "content_type": ct},
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{"hash": md5hex("ccccc"), "bytes": 5,
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"name": "seg_03", "last_modified": lm, "content_type": ct},
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{"hash": md5hex("ddddd"), "bytes": 5,
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"name": "seg_04", "last_modified": lm, "content_type": ct},
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{"hash": md5hex("eeeee"), "bytes": 5,
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"name": "seg_05", "last_modified": lm, "content_type": ct}]
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full_container_listing = segs + [{"hash": "cats-etag", "bytes": 9,
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"name": "catpicture.jpg",
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"last_modified": lm,
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"content_type": "application/png"}]
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self.app.register(
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'GET', '/v1/AUTH_test/c?format=json',
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swob.HTTPOk, {'Content-Type': 'application/json; charset=utf-8'},
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json.dumps(full_container_listing))
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self.app.register(
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'GET', '/v1/AUTH_test/c?format=json&prefix=seg',
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swob.HTTPOk, {'Content-Type': 'application/json; charset=utf-8'},
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json.dumps(segs))
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# This is to let us test multi-page container listings; we use the
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# trailing underscore to send small (pagesize=3) listings.
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#
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# If you're testing against this, be sure to mock out
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# CONTAINER_LISTING_LIMIT to 3 in your test.
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self.app.register(
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'GET', '/v1/AUTH_test/mancon/manifest-many-segments',
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swob.HTTPOk, {'Content-Length': '7', 'Etag': 'etag-manyseg',
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'X-Object-Manifest': 'c/seg_'},
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'manyseg')
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self.app.register(
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'GET', '/v1/AUTH_test/c?format=json&prefix=seg_',
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swob.HTTPOk, {'Content-Type': 'application/json; charset=utf-8'},
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json.dumps(segs[:3]))
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self.app.register(
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'GET', '/v1/AUTH_test/c?format=json&prefix=seg_&marker=seg_03',
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swob.HTTPOk, {'Content-Type': 'application/json; charset=utf-8'},
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json.dumps(segs[3:]))
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# Here's a manifest with 0 segments
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self.app.register(
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'GET', '/v1/AUTH_test/mancon/manifest-no-segments',
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swob.HTTPOk, {'Content-Length': '7', 'Etag': 'noseg',
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'X-Object-Manifest': 'c/noseg_'},
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'noseg')
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self.app.register(
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'GET', '/v1/AUTH_test/c?format=json&prefix=noseg_',
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swob.HTTPOk, {'Content-Type': 'application/json; charset=utf-8'},
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json.dumps([]))
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class TestDloPutManifest(DloTestCase):
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def setUp(self):
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super(TestDloPutManifest, self).setUp()
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self.app.register(
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'PUT', '/v1/AUTH_test/c/m',
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swob.HTTPCreated, {}, None)
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def test_validating_x_object_manifest(self):
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exp_okay = ["c/o",
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"c/obj/with/slashes",
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"c/obj/with/trailing/slash/",
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"c/obj/with//multiple///slashes////adjacent"]
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exp_bad = ["",
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"/leading/slash",
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"double//slash",
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"container-only",
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"whole-container/",
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"c/o?short=querystring",
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"c/o?has=a&long-query=string"]
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got_okay = []
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got_bad = []
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for val in (exp_okay + exp_bad):
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req = swob.Request.blank("/v1/AUTH_test/c/m",
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environ={'REQUEST_METHOD': 'PUT'},
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headers={"X-Object-Manifest": val})
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status, _, _ = self.call_dlo(req)
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if status.startswith("201"):
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got_okay.append(val)
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else:
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got_bad.append(val)
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self.assertEqual(exp_okay, got_okay)
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self.assertEqual(exp_bad, got_bad)
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def test_validation_watches_manifests_with_slashes(self):
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self.app.register(
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'PUT', '/v1/AUTH_test/con/w/x/y/z',
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swob.HTTPCreated, {}, None)
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req = swob.Request.blank(
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"/v1/AUTH_test/con/w/x/y/z", environ={'REQUEST_METHOD': 'PUT'},
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headers={"X-Object-Manifest": 'good/value'})
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status, _, _ = self.call_dlo(req)
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self.assertEqual(status, "201 Created")
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req = swob.Request.blank(
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"/v1/AUTH_test/con/w/x/y/z", environ={'REQUEST_METHOD': 'PUT'},
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headers={"X-Object-Manifest": '/badvalue'})
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status, _, _ = self.call_dlo(req)
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self.assertEqual(status, "400 Bad Request")
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def test_validation_ignores_containers(self):
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self.app.register(
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'PUT', '/v1/a/c',
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swob.HTTPAccepted, {}, None)
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req = swob.Request.blank(
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"/v1/a/c", environ={'REQUEST_METHOD': 'PUT'},
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headers={"X-Object-Manifest": "/superbogus/?wrong=in&every=way"})
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status, _, _ = self.call_dlo(req)
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self.assertEqual(status, "202 Accepted")
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def test_validation_ignores_accounts(self):
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self.app.register(
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'PUT', '/v1/a',
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swob.HTTPAccepted, {}, None)
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req = swob.Request.blank(
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"/v1/a", environ={'REQUEST_METHOD': 'PUT'},
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headers={"X-Object-Manifest": "/superbogus/?wrong=in&every=way"})
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status, _, _ = self.call_dlo(req)
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self.assertEqual(status, "202 Accepted")
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class TestDloHeadManifest(DloTestCase):
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def test_head_large_object(self):
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expected_etag = '"%s"' % md5hex(
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md5hex("aaaaa") + md5hex("bbbbb") + md5hex("ccccc") +
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md5hex("ddddd") + md5hex("eeeee"))
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req = swob.Request.blank('/v1/AUTH_test/mancon/manifest',
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environ={'REQUEST_METHOD': 'HEAD'})
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status, headers, body = self.call_dlo(req)
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headers = swob.HeaderKeyDict(headers)
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self.assertEqual(headers["Etag"], expected_etag)
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self.assertEqual(headers["Content-Length"], "25")
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def test_head_large_object_too_many_segments(self):
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req = swob.Request.blank('/v1/AUTH_test/mancon/manifest-many-segments',
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environ={'REQUEST_METHOD': 'HEAD'})
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with mock.patch(LIMIT, 3):
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status, headers, body = self.call_dlo(req)
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headers = swob.HeaderKeyDict(headers)
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# etag is manifest's etag
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self.assertEqual(headers["Etag"], "etag-manyseg")
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self.assertEqual(headers.get("Content-Length"), None)
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def test_head_large_object_no_segments(self):
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req = swob.Request.blank('/v1/AUTH_test/mancon/manifest-no-segments',
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environ={'REQUEST_METHOD': 'HEAD'})
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status, headers, body = self.call_dlo(req)
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headers = swob.HeaderKeyDict(headers)
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self.assertEqual(headers["Etag"], '"%s"' % md5hex(""))
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self.assertEqual(headers["Content-Length"], "0")
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# one request to HEAD the manifest
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# one request for the first page of listings
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# *zero* requests for the second page of listings
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self.assertEqual(
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self.app.calls,
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[('HEAD', '/v1/AUTH_test/mancon/manifest-no-segments'),
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('GET', '/v1/AUTH_test/c?format=json&prefix=noseg_')])
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class TestDloGetManifest(DloTestCase):
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def test_get_manifest(self):
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expected_etag = '"%s"' % md5hex(
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md5hex("aaaaa") + md5hex("bbbbb") + md5hex("ccccc") +
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md5hex("ddddd") + md5hex("eeeee"))
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req = swob.Request.blank('/v1/AUTH_test/mancon/manifest',
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environ={'REQUEST_METHOD': 'GET'})
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status, headers, body = self.call_dlo(req)
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headers = swob.HeaderKeyDict(headers)
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self.assertEqual(headers["Etag"], expected_etag)
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self.assertEqual(headers["Content-Length"], "25")
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self.assertEqual(body, 'aaaaabbbbbcccccdddddeeeee')
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for _, _, hdrs in self.app.calls_with_headers[1:]:
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ua = hdrs.get("User-Agent", "")
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self.assertTrue("DLO MultipartGET" in ua)
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self.assertFalse("DLO MultipartGET DLO MultipartGET" in ua)
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# the first request goes through unaltered
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self.assertFalse(
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"DLO MultipartGET" in self.app.calls_with_headers[0][2])
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# we set swift.source for everything but the first request
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self.assertEqual(self.app.swift_sources,
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[None, 'DLO', 'DLO', 'DLO', 'DLO', 'DLO', 'DLO'])
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def test_get_non_manifest_passthrough(self):
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req = swob.Request.blank('/v1/AUTH_test/c/catpicture.jpg',
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environ={'REQUEST_METHOD': 'GET'})
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status, headers, body = self.call_dlo(req)
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self.assertEqual(body, "meow meow meow meow")
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def test_get_non_object_passthrough(self):
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self.app.register('GET', '/info', swob.HTTPOk,
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{}, 'useful stuff here')
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req = swob.Request.blank('/info',
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environ={'REQUEST_METHOD': 'GET'})
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status, headers, body = self.call_dlo(req)
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self.assertEqual(status, '200 OK')
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self.assertEqual(body, 'useful stuff here')
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self.assertEqual(self.app.call_count, 1)
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def test_get_manifest_passthrough(self):
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# reregister it with the query param
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self.app.register(
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'GET', '/v1/AUTH_test/mancon/manifest?multipart-manifest=get',
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swob.HTTPOk, {'Content-Length': '17', 'Etag': 'manifest-etag',
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'X-Object-Manifest': 'c/seg'},
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'manifest-contents')
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req = swob.Request.blank(
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'/v1/AUTH_test/mancon/manifest',
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environ={'REQUEST_METHOD': 'GET',
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'QUERY_STRING': 'multipart-manifest=get'})
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status, headers, body = self.call_dlo(req)
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headers = swob.HeaderKeyDict(headers)
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self.assertEqual(headers["Etag"], "manifest-etag")
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self.assertEqual(body, "manifest-contents")
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def test_error_passthrough(self):
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self.app.register(
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'GET', '/v1/AUTH_test/gone/404ed',
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swob.HTTPNotFound, {}, None)
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req = swob.Request.blank('/v1/AUTH_test/gone/404ed',
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environ={'REQUEST_METHOD': 'GET'})
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status, headers, body = self.call_dlo(req)
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self.assertEqual(status, '404 Not Found')
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def test_get_range(self):
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req = swob.Request.blank('/v1/AUTH_test/mancon/manifest',
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environ={'REQUEST_METHOD': 'GET'},
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headers={'Range': 'bytes=8-17'})
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status, headers, body = self.call_dlo(req)
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headers = swob.HeaderKeyDict(headers)
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self.assertEqual(status, "206 Partial Content")
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self.assertEqual(headers["Content-Length"], "10")
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self.assertEqual(body, "bbcccccddd")
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expected_etag = '"%s"' % md5hex(
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md5hex("aaaaa") + md5hex("bbbbb") + md5hex("ccccc") +
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md5hex("ddddd") + md5hex("eeeee"))
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self.assertEqual(headers.get("Etag"), expected_etag)
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def test_get_range_on_segment_boundaries(self):
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req = swob.Request.blank('/v1/AUTH_test/mancon/manifest',
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environ={'REQUEST_METHOD': 'GET'},
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headers={'Range': 'bytes=10-19'})
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status, headers, body = self.call_dlo(req)
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headers = swob.HeaderKeyDict(headers)
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self.assertEqual(status, "206 Partial Content")
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self.assertEqual(headers["Content-Length"], "10")
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self.assertEqual(body, "cccccddddd")
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def test_get_range_first_byte(self):
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req = swob.Request.blank('/v1/AUTH_test/mancon/manifest',
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environ={'REQUEST_METHOD': 'GET'},
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headers={'Range': 'bytes=0-0'})
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status, headers, body = self.call_dlo(req)
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headers = swob.HeaderKeyDict(headers)
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self.assertEqual(status, "206 Partial Content")
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self.assertEqual(headers["Content-Length"], "1")
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self.assertEqual(body, "a")
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def test_get_range_last_byte(self):
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req = swob.Request.blank('/v1/AUTH_test/mancon/manifest',
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environ={'REQUEST_METHOD': 'GET'},
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headers={'Range': 'bytes=24-24'})
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status, headers, body = self.call_dlo(req)
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headers = swob.HeaderKeyDict(headers)
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self.assertEqual(status, "206 Partial Content")
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self.assertEqual(headers["Content-Length"], "1")
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self.assertEqual(body, "e")
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def test_get_range_overlapping_end(self):
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req = swob.Request.blank('/v1/AUTH_test/mancon/manifest',
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environ={'REQUEST_METHOD': 'GET'},
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headers={'Range': 'bytes=18-30'})
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status, headers, body = self.call_dlo(req)
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headers = swob.HeaderKeyDict(headers)
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self.assertEqual(status, "206 Partial Content")
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self.assertEqual(headers["Content-Length"], "7")
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self.assertEqual(headers["Content-Range"], "bytes 18-24/25")
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self.assertEqual(body, "ddeeeee")
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def test_get_range_unsatisfiable(self):
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req = swob.Request.blank('/v1/AUTH_test/mancon/manifest',
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environ={'REQUEST_METHOD': 'GET'},
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headers={'Range': 'bytes=25-30'})
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status, headers, body = self.call_dlo(req)
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self.assertEqual(status, "416 Requested Range Not Satisfiable")
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def test_get_range_many_segments_satisfiable(self):
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req = swob.Request.blank('/v1/AUTH_test/mancon/manifest-many-segments',
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environ={'REQUEST_METHOD': 'GET'},
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headers={'Range': 'bytes=3-12'})
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with mock.patch(LIMIT, 3):
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status, headers, body = self.call_dlo(req)
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headers = swob.HeaderKeyDict(headers)
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self.assertEqual(status, "206 Partial Content")
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self.assertEqual(headers["Content-Length"], "10")
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# The /15 here indicates that this is a 15-byte object. DLO can't tell
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# if there are more segments or not without fetching more container
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# listings, though, so we just go with the sum of the lengths of the
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# segments we can see. In an ideal world, this would be "bytes 3-12/*"
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# to indicate that we don't know the full object length. However, RFC
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# 2616 section 14.16 explicitly forbids us from doing that:
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#
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# A response with status code 206 (Partial Content) MUST NOT include
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# a Content-Range field with a byte-range-resp-spec of "*".
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#
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# Since the truth is forbidden, we lie.
|
|
self.assertEqual(headers["Content-Range"], "bytes 3-12/15")
|
|
self.assertEqual(body, "aabbbbbccc")
|
|
|
|
self.assertEqual(
|
|
self.app.calls,
|
|
[('GET', '/v1/AUTH_test/mancon/manifest-many-segments'),
|
|
('GET', '/v1/AUTH_test/c?format=json&prefix=seg_'),
|
|
('GET', '/v1/AUTH_test/c/seg_01?multipart-manifest=get'),
|
|
('GET', '/v1/AUTH_test/c/seg_02?multipart-manifest=get'),
|
|
('GET', '/v1/AUTH_test/c/seg_03?multipart-manifest=get')])
|
|
|
|
def test_get_range_many_segments_satisfiability_unknown(self):
|
|
req = swob.Request.blank('/v1/AUTH_test/mancon/manifest-many-segments',
|
|
environ={'REQUEST_METHOD': 'GET'},
|
|
headers={'Range': 'bytes=10-22'})
|
|
with mock.patch(LIMIT, 3):
|
|
status, headers, body = self.call_dlo(req)
|
|
headers = swob.HeaderKeyDict(headers)
|
|
self.assertEqual(status, "200 OK")
|
|
# this requires multiple pages of container listing, so we can't send
|
|
# a Content-Length header
|
|
self.assertEqual(headers.get("Content-Length"), None)
|
|
self.assertEqual(body, "aaaaabbbbbcccccdddddeeeee")
|
|
|
|
def test_get_suffix_range(self):
|
|
req = swob.Request.blank('/v1/AUTH_test/mancon/manifest',
|
|
environ={'REQUEST_METHOD': 'GET'},
|
|
headers={'Range': 'bytes=-40'})
|
|
status, headers, body = self.call_dlo(req)
|
|
headers = swob.HeaderKeyDict(headers)
|
|
self.assertEqual(status, "206 Partial Content")
|
|
self.assertEqual(headers["Content-Length"], "25")
|
|
self.assertEqual(body, "aaaaabbbbbcccccdddddeeeee")
|
|
|
|
def test_get_suffix_range_many_segments(self):
|
|
req = swob.Request.blank('/v1/AUTH_test/mancon/manifest-many-segments',
|
|
environ={'REQUEST_METHOD': 'GET'},
|
|
headers={'Range': 'bytes=-5'})
|
|
with mock.patch(LIMIT, 3):
|
|
status, headers, body = self.call_dlo(req)
|
|
headers = swob.HeaderKeyDict(headers)
|
|
self.assertEqual(status, "200 OK")
|
|
self.assertEqual(headers.get("Content-Length"), None)
|
|
self.assertEqual(headers.get("Content-Range"), None)
|
|
self.assertEqual(body, "aaaaabbbbbcccccdddddeeeee")
|
|
|
|
def test_get_multi_range(self):
|
|
# DLO doesn't support multi-range GETs. The way that you express that
|
|
# in HTTP is to return a 200 response containing the whole entity.
|
|
req = swob.Request.blank('/v1/AUTH_test/mancon/manifest-many-segments',
|
|
environ={'REQUEST_METHOD': 'GET'},
|
|
headers={'Range': 'bytes=5-9,15-19'})
|
|
with mock.patch(LIMIT, 3):
|
|
status, headers, body = self.call_dlo(req)
|
|
headers = swob.HeaderKeyDict(headers)
|
|
self.assertEqual(status, "200 OK")
|
|
self.assertEqual(headers.get("Content-Length"), None)
|
|
self.assertEqual(headers.get("Content-Range"), None)
|
|
self.assertEqual(body, "aaaaabbbbbcccccdddddeeeee")
|
|
|
|
def test_if_match_matches(self):
|
|
manifest_etag = '"%s"' % md5hex(
|
|
md5hex("aaaaa") + md5hex("bbbbb") + md5hex("ccccc") +
|
|
md5hex("ddddd") + md5hex("eeeee"))
|
|
req = swob.Request.blank('/v1/AUTH_test/mancon/manifest',
|
|
environ={'REQUEST_METHOD': 'GET'},
|
|
headers={'If-Match': manifest_etag})
|
|
|
|
status, headers, body = self.call_dlo(req)
|
|
headers = swob.HeaderKeyDict(headers)
|
|
|
|
self.assertEqual(status, '200 OK')
|
|
self.assertEqual(headers['Content-Length'], '25')
|
|
self.assertEqual(body, 'aaaaabbbbbcccccdddddeeeee')
|
|
|
|
def test_if_match_does_not_match(self):
|
|
req = swob.Request.blank('/v1/AUTH_test/mancon/manifest',
|
|
environ={'REQUEST_METHOD': 'GET'},
|
|
headers={'If-Match': 'not it'})
|
|
|
|
status, headers, body = self.call_dlo(req)
|
|
headers = swob.HeaderKeyDict(headers)
|
|
|
|
self.assertEqual(status, '412 Precondition Failed')
|
|
self.assertEqual(headers['Content-Length'], '0')
|
|
self.assertEqual(body, '')
|
|
|
|
def test_if_none_match_matches(self):
|
|
manifest_etag = '"%s"' % md5hex(
|
|
md5hex("aaaaa") + md5hex("bbbbb") + md5hex("ccccc") +
|
|
md5hex("ddddd") + md5hex("eeeee"))
|
|
req = swob.Request.blank('/v1/AUTH_test/mancon/manifest',
|
|
environ={'REQUEST_METHOD': 'GET'},
|
|
headers={'If-None-Match': manifest_etag})
|
|
|
|
status, headers, body = self.call_dlo(req)
|
|
headers = swob.HeaderKeyDict(headers)
|
|
|
|
self.assertEqual(status, '304 Not Modified')
|
|
self.assertEqual(headers['Content-Length'], '0')
|
|
self.assertEqual(body, '')
|
|
|
|
def test_if_none_match_does_not_match(self):
|
|
req = swob.Request.blank('/v1/AUTH_test/mancon/manifest',
|
|
environ={'REQUEST_METHOD': 'GET'},
|
|
headers={'If-None-Match': 'not it'})
|
|
|
|
status, headers, body = self.call_dlo(req)
|
|
headers = swob.HeaderKeyDict(headers)
|
|
|
|
self.assertEqual(status, '200 OK')
|
|
self.assertEqual(headers['Content-Length'], '25')
|
|
self.assertEqual(body, 'aaaaabbbbbcccccdddddeeeee')
|
|
|
|
def test_get_with_if_modified_since(self):
|
|
# It's important not to pass the If-[Un]Modified-Since header to the
|
|
# proxy for segment GET requests, as it may result in 304 Not Modified
|
|
# responses, and those don't contain segment data.
|
|
req = swob.Request.blank(
|
|
'/v1/AUTH_test/mancon/manifest',
|
|
environ={'REQUEST_METHOD': 'GET'},
|
|
headers={'If-Modified-Since': 'Wed, 12 Feb 2014 22:24:52 GMT',
|
|
'If-Unmodified-Since': 'Thu, 13 Feb 2014 23:25:53 GMT'})
|
|
status, headers, body, exc = self.call_dlo(req, expect_exception=True)
|
|
|
|
for _, _, hdrs in self.app.calls_with_headers[1:]:
|
|
self.assertFalse('If-Modified-Since' in hdrs)
|
|
self.assertFalse('If-Unmodified-Since' in hdrs)
|
|
|
|
def test_error_fetching_first_segment(self):
|
|
self.app.register(
|
|
'GET', '/v1/AUTH_test/c/seg_01',
|
|
swob.HTTPForbidden, {}, None)
|
|
|
|
req = swob.Request.blank('/v1/AUTH_test/mancon/manifest',
|
|
environ={'REQUEST_METHOD': 'GET'})
|
|
status, headers, body, exc = self.call_dlo(req, expect_exception=True)
|
|
headers = swob.HeaderKeyDict(headers)
|
|
self.assertTrue(isinstance(exc, exceptions.SegmentError))
|
|
|
|
self.assertEqual(status, "200 OK")
|
|
self.assertEqual(body, '') # error right away -> no body bytes sent
|
|
|
|
def test_error_fetching_second_segment(self):
|
|
self.app.register(
|
|
'GET', '/v1/AUTH_test/c/seg_02',
|
|
swob.HTTPForbidden, {}, None)
|
|
|
|
req = swob.Request.blank('/v1/AUTH_test/mancon/manifest',
|
|
environ={'REQUEST_METHOD': 'GET'})
|
|
status, headers, body, exc = self.call_dlo(req, expect_exception=True)
|
|
headers = swob.HeaderKeyDict(headers)
|
|
|
|
self.assertTrue(isinstance(exc, exceptions.SegmentError))
|
|
self.assertEqual(status, "200 OK")
|
|
self.assertEqual(''.join(body), "aaaaa") # first segment made it out
|
|
|
|
def test_error_listing_container_first_listing_request(self):
|
|
self.app.register(
|
|
'GET', '/v1/AUTH_test/c?format=json&prefix=seg_',
|
|
swob.HTTPNotFound, {}, None)
|
|
|
|
req = swob.Request.blank('/v1/AUTH_test/mancon/manifest-many-segments',
|
|
environ={'REQUEST_METHOD': 'GET'},
|
|
headers={'Range': 'bytes=-5'})
|
|
with mock.patch(LIMIT, 3):
|
|
status, headers, body = self.call_dlo(req)
|
|
self.assertEqual(status, "404 Not Found")
|
|
|
|
def test_error_listing_container_second_listing_request(self):
|
|
self.app.register(
|
|
'GET', '/v1/AUTH_test/c?format=json&prefix=seg_&marker=seg_03',
|
|
swob.HTTPNotFound, {}, None)
|
|
|
|
req = swob.Request.blank('/v1/AUTH_test/mancon/manifest-many-segments',
|
|
environ={'REQUEST_METHOD': 'GET'},
|
|
headers={'Range': 'bytes=-5'})
|
|
with mock.patch(LIMIT, 3):
|
|
status, headers, body, exc = self.call_dlo(
|
|
req, expect_exception=True)
|
|
self.assertTrue(isinstance(exc, exceptions.ListingIterError))
|
|
self.assertEqual(status, "200 OK")
|
|
self.assertEqual(body, "aaaaabbbbbccccc")
|
|
|
|
def test_mismatched_etag_fetching_second_segment(self):
|
|
self.app.register(
|
|
'GET', '/v1/AUTH_test/c/seg_02',
|
|
swob.HTTPOk, {'Content-Length': '5', 'Etag': md5hex("bbbbb")},
|
|
'bbWRONGbb')
|
|
|
|
req = swob.Request.blank('/v1/AUTH_test/mancon/manifest',
|
|
environ={'REQUEST_METHOD': 'GET'})
|
|
status, headers, body, exc = self.call_dlo(req, expect_exception=True)
|
|
headers = swob.HeaderKeyDict(headers)
|
|
|
|
self.assertTrue(isinstance(exc, exceptions.SegmentError))
|
|
self.assertEqual(status, "200 OK")
|
|
self.assertEqual(''.join(body), "aaaaabbWRONGbb") # stop after error
|
|
|
|
def test_etag_comparison_ignores_quotes(self):
|
|
# a little future-proofing here in case we ever fix this
|
|
self.app.register(
|
|
'HEAD', '/v1/AUTH_test/mani/festo',
|
|
swob.HTTPOk, {'Content-Length': '0', 'Etag': 'blah',
|
|
'X-Object-Manifest': 'c/quotetags'}, None)
|
|
self.app.register(
|
|
'GET', '/v1/AUTH_test/c?format=json&prefix=quotetags',
|
|
swob.HTTPOk, {'Content-Type': 'application/json; charset=utf-8'},
|
|
json.dumps([{"hash": "\"abc\"", "bytes": 5, "name": "quotetags1",
|
|
"last_modified": "2013-11-22T02:42:14.261620",
|
|
"content-type": "application/octet-stream"},
|
|
{"hash": "def", "bytes": 5, "name": "quotetags2",
|
|
"last_modified": "2013-11-22T02:42:14.261620",
|
|
"content-type": "application/octet-stream"}]))
|
|
|
|
req = swob.Request.blank('/v1/AUTH_test/mani/festo',
|
|
environ={'REQUEST_METHOD': 'HEAD'})
|
|
status, headers, body = self.call_dlo(req)
|
|
headers = swob.HeaderKeyDict(headers)
|
|
self.assertEqual(headers["Etag"],
|
|
'"' + hashlib.md5("abcdef").hexdigest() + '"')
|
|
|
|
def test_object_prefix_quoting(self):
|
|
self.app.register(
|
|
'GET', '/v1/AUTH_test/man/accent',
|
|
swob.HTTPOk, {'Content-Length': '0', 'Etag': 'blah',
|
|
'X-Object-Manifest': u'c/é'.encode('utf-8')}, None)
|
|
|
|
segs = [{"hash": md5hex("AAAAA"), "bytes": 5, "name": u"é1"},
|
|
{"hash": md5hex("AAAAA"), "bytes": 5, "name": u"é2"}]
|
|
self.app.register(
|
|
'GET', '/v1/AUTH_test/c?format=json&prefix=%C3%A9',
|
|
swob.HTTPOk, {'Content-Type': 'application/json'},
|
|
json.dumps(segs))
|
|
|
|
self.app.register(
|
|
'GET', '/v1/AUTH_test/c/\xC3\xa91',
|
|
swob.HTTPOk, {'Content-Length': '5', 'Etag': md5hex("AAAAA")},
|
|
"AAAAA")
|
|
self.app.register(
|
|
'GET', '/v1/AUTH_test/c/\xC3\xA92',
|
|
swob.HTTPOk, {'Content-Length': '5', 'Etag': md5hex("BBBBB")},
|
|
"BBBBB")
|
|
|
|
req = swob.Request.blank('/v1/AUTH_test/man/accent',
|
|
environ={'REQUEST_METHOD': 'GET'})
|
|
status, headers, body = self.call_dlo(req)
|
|
self.assertEqual(status, "200 OK")
|
|
self.assertEqual(body, "AAAAABBBBB")
|
|
|
|
def test_get_taking_too_long(self):
|
|
the_time = [time.time()]
|
|
|
|
def mock_time():
|
|
return the_time[0]
|
|
|
|
# this is just a convenient place to hang a time jump
|
|
def mock_is_success(status_int):
|
|
the_time[0] += 9 * 3600
|
|
return status_int // 100 == 2
|
|
|
|
req = swob.Request.blank(
|
|
'/v1/AUTH_test/mancon/manifest',
|
|
environ={'REQUEST_METHOD': 'GET'})
|
|
|
|
with contextlib.nested(
|
|
mock.patch('swift.common.request_helpers.time.time',
|
|
mock_time),
|
|
mock.patch('swift.common.request_helpers.is_success',
|
|
mock_is_success),
|
|
mock.patch.object(dlo, 'is_success', mock_is_success)):
|
|
status, headers, body, exc = self.call_dlo(
|
|
req, expect_exception=True)
|
|
|
|
self.assertEqual(status, '200 OK')
|
|
self.assertEqual(body, 'aaaaabbbbbccccc')
|
|
self.assertTrue(isinstance(exc, exceptions.SegmentError))
|
|
|
|
def test_get_oversize_segment(self):
|
|
# If we send a Content-Length header to the client, it's based on the
|
|
# container listing. If a segment gets bigger by the time we get to it
|
|
# (like if a client uploads a bigger segment w/the same name), we need
|
|
# to not send anything beyond the length we promised. Also, we should
|
|
# probably raise an exception.
|
|
|
|
# This is now longer than the original seg_03+seg_04+seg_05 combined
|
|
self.app.register(
|
|
'GET', '/v1/AUTH_test/c/seg_03',
|
|
swob.HTTPOk, {'Content-Length': '20', 'Etag': 'seg03-etag'},
|
|
'cccccccccccccccccccc')
|
|
|
|
req = swob.Request.blank(
|
|
'/v1/AUTH_test/mancon/manifest',
|
|
environ={'REQUEST_METHOD': 'GET'})
|
|
status, headers, body, exc = self.call_dlo(req, expect_exception=True)
|
|
headers = swob.HeaderKeyDict(headers)
|
|
|
|
self.assertEqual(status, '200 OK') # sanity check
|
|
self.assertEqual(headers.get('Content-Length'), '25') # sanity check
|
|
self.assertEqual(body, 'aaaaabbbbbccccccccccccccc')
|
|
self.assertTrue(isinstance(exc, exceptions.SegmentError))
|
|
self.assertEqual(
|
|
self.app.calls,
|
|
[('GET', '/v1/AUTH_test/mancon/manifest'),
|
|
('GET', '/v1/AUTH_test/c?format=json&prefix=seg'),
|
|
('GET', '/v1/AUTH_test/c/seg_01?multipart-manifest=get'),
|
|
('GET', '/v1/AUTH_test/c/seg_02?multipart-manifest=get'),
|
|
('GET', '/v1/AUTH_test/c/seg_03?multipart-manifest=get')])
|
|
|
|
def test_get_undersize_segment(self):
|
|
# If we send a Content-Length header to the client, it's based on the
|
|
# container listing. If a segment gets smaller by the time we get to
|
|
# it (like if a client uploads a smaller segment w/the same name), we
|
|
# need to raise an exception so that the connection will be closed by
|
|
# the WSGI server. Otherwise, the WSGI server will be waiting for the
|
|
# next request, the client will still be waiting for the rest of the
|
|
# response, and nobody will be happy.
|
|
|
|
# Shrink it by a single byte
|
|
self.app.register(
|
|
'GET', '/v1/AUTH_test/c/seg_03',
|
|
swob.HTTPOk, {'Content-Length': '4', 'Etag': md5hex("cccc")},
|
|
'cccc')
|
|
|
|
req = swob.Request.blank(
|
|
'/v1/AUTH_test/mancon/manifest',
|
|
environ={'REQUEST_METHOD': 'GET'})
|
|
status, headers, body, exc = self.call_dlo(req, expect_exception=True)
|
|
headers = swob.HeaderKeyDict(headers)
|
|
|
|
self.assertEqual(status, '200 OK') # sanity check
|
|
self.assertEqual(headers.get('Content-Length'), '25') # sanity check
|
|
self.assertEqual(body, 'aaaaabbbbbccccdddddeeeee')
|
|
self.assertTrue(isinstance(exc, exceptions.SegmentError))
|
|
|
|
def test_get_undersize_segment_range(self):
|
|
# Shrink it by a single byte
|
|
self.app.register(
|
|
'GET', '/v1/AUTH_test/c/seg_03',
|
|
swob.HTTPOk, {'Content-Length': '4', 'Etag': md5hex("cccc")},
|
|
'cccc')
|
|
|
|
req = swob.Request.blank(
|
|
'/v1/AUTH_test/mancon/manifest',
|
|
environ={'REQUEST_METHOD': 'GET'},
|
|
headers={'Range': 'bytes=0-14'})
|
|
status, headers, body, exc = self.call_dlo(req, expect_exception=True)
|
|
headers = swob.HeaderKeyDict(headers)
|
|
|
|
self.assertEqual(status, '206 Partial Content') # sanity check
|
|
self.assertEqual(headers.get('Content-Length'), '15') # sanity check
|
|
self.assertEqual(body, 'aaaaabbbbbcccc')
|
|
self.assertTrue(isinstance(exc, exceptions.SegmentError))
|
|
|
|
def test_get_with_auth_overridden(self):
|
|
auth_got_called = [0]
|
|
|
|
def my_auth():
|
|
auth_got_called[0] += 1
|
|
return None
|
|
|
|
req = swob.Request.blank('/v1/AUTH_test/mancon/manifest',
|
|
environ={'REQUEST_METHOD': 'GET',
|
|
'swift.authorize': my_auth})
|
|
status, headers, body = self.call_dlo(req)
|
|
self.assertTrue(auth_got_called[0] > 1)
|
|
|
|
|
|
def fake_start_response(*args, **kwargs):
|
|
pass
|
|
|
|
|
|
class TestDloCopyHook(DloTestCase):
|
|
def setUp(self):
|
|
super(TestDloCopyHook, self).setUp()
|
|
|
|
self.app.register(
|
|
'GET', '/v1/AUTH_test/c/o1', swob.HTTPOk,
|
|
{'Content-Length': '10', 'Etag': 'o1-etag'},
|
|
"aaaaaaaaaa")
|
|
self.app.register(
|
|
'GET', '/v1/AUTH_test/c/o2', swob.HTTPOk,
|
|
{'Content-Length': '10', 'Etag': 'o2-etag'},
|
|
"bbbbbbbbbb")
|
|
self.app.register(
|
|
'GET', '/v1/AUTH_test/c/man',
|
|
swob.HTTPOk, {'X-Object-Manifest': 'c/o'},
|
|
"manifest-contents")
|
|
|
|
lm = '2013-11-22T02:42:13.781760'
|
|
ct = 'application/octet-stream'
|
|
segs = [{"hash": "o1-etag", "bytes": 10, "name": "o1",
|
|
"last_modified": lm, "content_type": ct},
|
|
{"hash": "o2-etag", "bytes": 5, "name": "o2",
|
|
"last_modified": lm, "content_type": ct}]
|
|
|
|
self.app.register(
|
|
'GET', '/v1/AUTH_test/c?format=json&prefix=o',
|
|
swob.HTTPOk, {'Content-Type': 'application/json; charset=utf-8'},
|
|
json.dumps(segs))
|
|
|
|
copy_hook = [None]
|
|
|
|
# slip this guy in there to pull out the hook
|
|
def extract_copy_hook(env, sr):
|
|
copy_hook[0] = env.get('swift.copy_hook')
|
|
return self.app(env, sr)
|
|
|
|
self.dlo = dlo.filter_factory({})(extract_copy_hook)
|
|
|
|
req = swob.Request.blank('/v1/AUTH_test/c/o1',
|
|
environ={'REQUEST_METHOD': 'GET'})
|
|
self.dlo(req.environ, fake_start_response)
|
|
self.copy_hook = copy_hook[0]
|
|
|
|
self.assertTrue(self.copy_hook is not None) # sanity check
|
|
|
|
def test_copy_hook_passthrough(self):
|
|
source_req = swob.Request.blank(
|
|
'/v1/AUTH_test/c/man',
|
|
environ={'REQUEST_METHOD': 'GET'})
|
|
sink_req = swob.Request.blank(
|
|
'/v1/AUTH_test/c/man',
|
|
environ={'REQUEST_METHOD': 'PUT'})
|
|
source_resp = swob.Response(request=source_req, status=200)
|
|
|
|
# no X-Object-Manifest header, so do nothing
|
|
modified_resp = self.copy_hook(source_req, source_resp, sink_req)
|
|
self.assertTrue(modified_resp is source_resp)
|
|
|
|
def test_copy_hook_manifest(self):
|
|
source_req = swob.Request.blank(
|
|
'/v1/AUTH_test/c/man',
|
|
environ={'REQUEST_METHOD': 'GET'})
|
|
sink_req = swob.Request.blank(
|
|
'/v1/AUTH_test/c/man',
|
|
environ={'REQUEST_METHOD': 'PUT'})
|
|
source_resp = swob.Response(
|
|
request=source_req, status=200,
|
|
headers={"X-Object-Manifest": "c/o"},
|
|
app_iter=["manifest"])
|
|
|
|
# it's a manifest, so copy the segments to make a normal object
|
|
modified_resp = self.copy_hook(source_req, source_resp, sink_req)
|
|
self.assertTrue(modified_resp is not source_resp)
|
|
self.assertEqual(modified_resp.etag,
|
|
hashlib.md5("o1-etago2-etag").hexdigest())
|
|
self.assertEqual(sink_req.headers.get('X-Object-Manifest'), None)
|
|
|
|
def test_copy_hook_manifest_with_multipart_manifest_get(self):
|
|
source_req = swob.Request.blank(
|
|
'/v1/AUTH_test/c/man',
|
|
environ={'REQUEST_METHOD': 'GET',
|
|
'QUERY_STRING': 'multipart-manifest=get'})
|
|
sink_req = swob.Request.blank(
|
|
'/v1/AUTH_test/c/man',
|
|
environ={'REQUEST_METHOD': 'PUT'})
|
|
source_resp = swob.Response(
|
|
request=source_req, status=200,
|
|
headers={"X-Object-Manifest": "c/o"},
|
|
app_iter=["manifest"])
|
|
|
|
# make sure the sink request (the backend PUT) gets X-Object-Manifest
|
|
# on it, but that's all
|
|
modified_resp = self.copy_hook(source_req, source_resp, sink_req)
|
|
self.assertTrue(modified_resp is source_resp)
|
|
self.assertEqual(sink_req.headers.get('X-Object-Manifest'), 'c/o')
|
|
|
|
|
|
class TestDloConfiguration(unittest.TestCase):
|
|
"""
|
|
For backwards compatibility, we will read a couple of values out of the
|
|
proxy's config section if we don't have any config values.
|
|
"""
|
|
|
|
def setUp(self):
|
|
self.tmpdir = tempfile.mkdtemp()
|
|
|
|
def tearDown(self):
|
|
shutil.rmtree(self.tmpdir)
|
|
|
|
def test_skip_defaults_if_configured(self):
|
|
# The presence of even one config value in our config section means we
|
|
# won't go looking for the proxy config at all.
|
|
proxy_conf = dedent("""
|
|
[DEFAULT]
|
|
bind_ip = 10.4.5.6
|
|
|
|
[pipeline:main]
|
|
pipeline = catch_errors dlo ye-olde-proxy-server
|
|
|
|
[filter:dlo]
|
|
use = egg:swift#dlo
|
|
max_get_time = 3600
|
|
|
|
[app:ye-olde-proxy-server]
|
|
use = egg:swift#proxy
|
|
rate_limit_segments_per_sec = 7
|
|
rate_limit_after_segment = 13
|
|
max_get_time = 2900
|
|
""")
|
|
|
|
conffile = tempfile.NamedTemporaryFile()
|
|
conffile.write(proxy_conf)
|
|
conffile.flush()
|
|
|
|
mware = dlo.filter_factory({
|
|
'max_get_time': '3600',
|
|
'__file__': conffile.name
|
|
})("no app here")
|
|
|
|
self.assertEqual(1, mware.rate_limit_segments_per_sec)
|
|
self.assertEqual(10, mware.rate_limit_after_segment)
|
|
self.assertEqual(3600, mware.max_get_time)
|
|
|
|
def test_finding_defaults_from_file(self):
|
|
# If DLO has no config vars, go pull them from the proxy server's
|
|
# config section
|
|
proxy_conf = dedent("""
|
|
[DEFAULT]
|
|
bind_ip = 10.4.5.6
|
|
|
|
[pipeline:main]
|
|
pipeline = catch_errors dlo ye-olde-proxy-server
|
|
|
|
[filter:dlo]
|
|
use = egg:swift#dlo
|
|
|
|
[app:ye-olde-proxy-server]
|
|
use = egg:swift#proxy
|
|
rate_limit_after_segment = 13
|
|
max_get_time = 2900
|
|
""")
|
|
|
|
conffile = tempfile.NamedTemporaryFile()
|
|
conffile.write(proxy_conf)
|
|
conffile.flush()
|
|
|
|
mware = dlo.filter_factory({
|
|
'__file__': conffile.name
|
|
})("no app here")
|
|
|
|
self.assertEqual(1, mware.rate_limit_segments_per_sec)
|
|
self.assertEqual(13, mware.rate_limit_after_segment)
|
|
self.assertEqual(2900, mware.max_get_time)
|
|
|
|
def test_finding_defaults_from_dir(self):
|
|
# If DLO has no config vars, go pull them from the proxy server's
|
|
# config section
|
|
proxy_conf1 = dedent("""
|
|
[DEFAULT]
|
|
bind_ip = 10.4.5.6
|
|
|
|
[pipeline:main]
|
|
pipeline = catch_errors dlo ye-olde-proxy-server
|
|
""")
|
|
|
|
proxy_conf2 = dedent("""
|
|
[filter:dlo]
|
|
use = egg:swift#dlo
|
|
|
|
[app:ye-olde-proxy-server]
|
|
use = egg:swift#proxy
|
|
rate_limit_after_segment = 13
|
|
max_get_time = 2900
|
|
""")
|
|
|
|
conf_dir = self.tmpdir
|
|
|
|
conffile1 = tempfile.NamedTemporaryFile(dir=conf_dir, suffix='.conf')
|
|
conffile1.write(proxy_conf1)
|
|
conffile1.flush()
|
|
|
|
conffile2 = tempfile.NamedTemporaryFile(dir=conf_dir, suffix='.conf')
|
|
conffile2.write(proxy_conf2)
|
|
conffile2.flush()
|
|
|
|
mware = dlo.filter_factory({
|
|
'__file__': conf_dir
|
|
})("no app here")
|
|
|
|
self.assertEqual(1, mware.rate_limit_segments_per_sec)
|
|
self.assertEqual(13, mware.rate_limit_after_segment)
|
|
self.assertEqual(2900, mware.max_get_time)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
unittest.main()
|