mirror of
https://github.com/django/django.git
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1212 lines
43 KiB
Python
1212 lines
43 KiB
Python
import copy
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from io import BytesIO
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from itertools import chain
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from urllib.parse import urlencode
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from django.core.exceptions import BadRequest, DisallowedHost
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from django.core.handlers.wsgi import LimitedStream, WSGIRequest
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from django.http import (
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HttpHeaders,
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HttpRequest,
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RawPostDataException,
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UnreadablePostError,
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)
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from django.http.multipartparser import MultiPartParserError
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from django.http.request import split_domain_port
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from django.test import RequestFactory, SimpleTestCase, override_settings
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from django.test.client import BOUNDARY, MULTIPART_CONTENT, FakePayload
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class RequestsTests(SimpleTestCase):
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def test_httprequest(self):
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request = HttpRequest()
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self.assertEqual(list(request.GET), [])
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self.assertEqual(list(request.POST), [])
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self.assertEqual(list(request.COOKIES), [])
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self.assertEqual(list(request.META), [])
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# .GET and .POST should be QueryDicts
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self.assertEqual(request.GET.urlencode(), "")
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self.assertEqual(request.POST.urlencode(), "")
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# and FILES should be MultiValueDict
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self.assertEqual(request.FILES.getlist("foo"), [])
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self.assertIsNone(request.content_type)
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self.assertIsNone(request.content_params)
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def test_httprequest_full_path(self):
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request = HttpRequest()
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request.path = "/;some/?awful/=path/foo:bar/"
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request.path_info = "/prefix" + request.path
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request.META["QUERY_STRING"] = ";some=query&+query=string"
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expected = "/%3Bsome/%3Fawful/%3Dpath/foo:bar/?;some=query&+query=string"
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self.assertEqual(request.get_full_path(), expected)
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self.assertEqual(request.get_full_path_info(), "/prefix" + expected)
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def test_httprequest_full_path_with_query_string_and_fragment(self):
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request = HttpRequest()
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request.path = "/foo#bar"
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request.path_info = "/prefix" + request.path
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request.META["QUERY_STRING"] = "baz#quux"
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self.assertEqual(request.get_full_path(), "/foo%23bar?baz#quux")
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self.assertEqual(request.get_full_path_info(), "/prefix/foo%23bar?baz#quux")
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def test_httprequest_repr(self):
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request = HttpRequest()
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request.path = "/somepath/"
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request.method = "GET"
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request.GET = {"get-key": "get-value"}
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request.POST = {"post-key": "post-value"}
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request.COOKIES = {"post-key": "post-value"}
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request.META = {"post-key": "post-value"}
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self.assertEqual(repr(request), "<HttpRequest: GET '/somepath/'>")
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def test_httprequest_repr_invalid_method_and_path(self):
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request = HttpRequest()
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self.assertEqual(repr(request), "<HttpRequest>")
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request = HttpRequest()
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request.method = "GET"
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self.assertEqual(repr(request), "<HttpRequest>")
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request = HttpRequest()
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request.path = ""
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self.assertEqual(repr(request), "<HttpRequest>")
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def test_wsgirequest(self):
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request = WSGIRequest(
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{
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"PATH_INFO": "bogus",
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"REQUEST_METHOD": "bogus",
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"CONTENT_TYPE": "text/html; charset=utf8",
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"wsgi.input": BytesIO(b""),
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}
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)
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self.assertEqual(list(request.GET), [])
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self.assertEqual(list(request.POST), [])
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self.assertEqual(list(request.COOKIES), [])
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self.assertEqual(
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set(request.META),
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{
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"PATH_INFO",
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"REQUEST_METHOD",
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"SCRIPT_NAME",
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"CONTENT_TYPE",
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"wsgi.input",
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},
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)
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self.assertEqual(request.META["PATH_INFO"], "bogus")
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self.assertEqual(request.META["REQUEST_METHOD"], "bogus")
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self.assertEqual(request.META["SCRIPT_NAME"], "")
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self.assertEqual(request.content_type, "text/html")
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self.assertEqual(request.content_params, {"charset": "utf8"})
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def test_wsgirequest_with_script_name(self):
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"""
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The request's path is correctly assembled, regardless of whether or
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not the SCRIPT_NAME has a trailing slash (#20169).
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"""
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# With trailing slash
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request = WSGIRequest(
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{
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"PATH_INFO": "/somepath/",
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"SCRIPT_NAME": "/PREFIX/",
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"REQUEST_METHOD": "get",
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"wsgi.input": BytesIO(b""),
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}
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)
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self.assertEqual(request.path, "/PREFIX/somepath/")
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# Without trailing slash
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request = WSGIRequest(
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{
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"PATH_INFO": "/somepath/",
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"SCRIPT_NAME": "/PREFIX",
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"REQUEST_METHOD": "get",
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"wsgi.input": BytesIO(b""),
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}
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)
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self.assertEqual(request.path, "/PREFIX/somepath/")
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def test_wsgirequest_script_url_double_slashes(self):
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"""
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WSGI squashes multiple successive slashes in PATH_INFO, WSGIRequest
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should take that into account when populating request.path and
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request.META['SCRIPT_NAME'] (#17133).
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"""
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request = WSGIRequest(
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{
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"SCRIPT_URL": "/mst/milestones//accounts/login//help",
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"PATH_INFO": "/milestones/accounts/login/help",
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"REQUEST_METHOD": "get",
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"wsgi.input": BytesIO(b""),
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}
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)
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self.assertEqual(request.path, "/mst/milestones/accounts/login/help")
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self.assertEqual(request.META["SCRIPT_NAME"], "/mst")
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def test_wsgirequest_with_force_script_name(self):
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"""
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The FORCE_SCRIPT_NAME setting takes precedence over the request's
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SCRIPT_NAME environment parameter (#20169).
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"""
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with override_settings(FORCE_SCRIPT_NAME="/FORCED_PREFIX/"):
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request = WSGIRequest(
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{
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"PATH_INFO": "/somepath/",
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"SCRIPT_NAME": "/PREFIX/",
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"REQUEST_METHOD": "get",
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"wsgi.input": BytesIO(b""),
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}
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)
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self.assertEqual(request.path, "/FORCED_PREFIX/somepath/")
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def test_wsgirequest_path_with_force_script_name_trailing_slash(self):
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"""
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The request's path is correctly assembled, regardless of whether or not
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the FORCE_SCRIPT_NAME setting has a trailing slash (#20169).
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"""
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# With trailing slash
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with override_settings(FORCE_SCRIPT_NAME="/FORCED_PREFIX/"):
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request = WSGIRequest(
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{
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"PATH_INFO": "/somepath/",
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"REQUEST_METHOD": "get",
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"wsgi.input": BytesIO(b""),
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}
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)
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self.assertEqual(request.path, "/FORCED_PREFIX/somepath/")
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# Without trailing slash
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with override_settings(FORCE_SCRIPT_NAME="/FORCED_PREFIX"):
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request = WSGIRequest(
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{
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"PATH_INFO": "/somepath/",
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"REQUEST_METHOD": "get",
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"wsgi.input": BytesIO(b""),
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}
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)
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self.assertEqual(request.path, "/FORCED_PREFIX/somepath/")
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def test_wsgirequest_repr(self):
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request = WSGIRequest({"REQUEST_METHOD": "get", "wsgi.input": BytesIO(b"")})
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self.assertEqual(repr(request), "<WSGIRequest: GET '/'>")
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request = WSGIRequest(
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{
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"PATH_INFO": "/somepath/",
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"REQUEST_METHOD": "get",
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"wsgi.input": BytesIO(b""),
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}
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)
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request.GET = {"get-key": "get-value"}
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request.POST = {"post-key": "post-value"}
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request.COOKIES = {"post-key": "post-value"}
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request.META = {"post-key": "post-value"}
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self.assertEqual(repr(request), "<WSGIRequest: GET '/somepath/'>")
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def test_wsgirequest_path_info(self):
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def wsgi_str(path_info, encoding="utf-8"):
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path_info = path_info.encode(
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encoding
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) # Actual URL sent by the browser (bytestring)
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path_info = path_info.decode(
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"iso-8859-1"
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) # Value in the WSGI environ dict (native string)
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return path_info
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# Regression for #19468
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request = WSGIRequest(
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{
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"PATH_INFO": wsgi_str("/سلام/"),
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"REQUEST_METHOD": "get",
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"wsgi.input": BytesIO(b""),
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}
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)
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self.assertEqual(request.path, "/سلام/")
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# The URL may be incorrectly encoded in a non-UTF-8 encoding (#26971)
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request = WSGIRequest(
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{
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"PATH_INFO": wsgi_str("/café/", encoding="iso-8859-1"),
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"REQUEST_METHOD": "get",
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"wsgi.input": BytesIO(b""),
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}
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)
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# Since it's impossible to decide the (wrong) encoding of the URL, it's
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# left percent-encoded in the path.
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self.assertEqual(request.path, "/caf%E9/")
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def test_wsgirequest_copy(self):
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request = WSGIRequest({"REQUEST_METHOD": "get", "wsgi.input": BytesIO(b"")})
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request_copy = copy.copy(request)
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self.assertIs(request_copy.environ, request.environ)
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def test_limited_stream(self):
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# Read all of a limited stream
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stream = LimitedStream(BytesIO(b"test"), 2)
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self.assertEqual(stream.read(), b"te")
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# Reading again returns nothing.
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self.assertEqual(stream.read(), b"")
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# Read a number of characters greater than the stream has to offer
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stream = LimitedStream(BytesIO(b"test"), 2)
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self.assertEqual(stream.read(5), b"te")
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# Reading again returns nothing.
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self.assertEqual(stream.readline(5), b"")
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# Read sequentially from a stream
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stream = LimitedStream(BytesIO(b"12345678"), 8)
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self.assertEqual(stream.read(5), b"12345")
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self.assertEqual(stream.read(5), b"678")
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# Reading again returns nothing.
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self.assertEqual(stream.readline(5), b"")
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# Read lines from a stream
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stream = LimitedStream(BytesIO(b"1234\n5678\nabcd\nefgh\nijkl"), 24)
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# Read a full line, unconditionally
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self.assertEqual(stream.readline(), b"1234\n")
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# Read a number of characters less than a line
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self.assertEqual(stream.readline(2), b"56")
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# Read the rest of the partial line
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self.assertEqual(stream.readline(), b"78\n")
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# Read a full line, with a character limit greater than the line length
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self.assertEqual(stream.readline(6), b"abcd\n")
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# Read the next line, deliberately terminated at the line end
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self.assertEqual(stream.readline(4), b"efgh")
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# Read the next line... just the line end
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self.assertEqual(stream.readline(), b"\n")
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# Read everything else.
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self.assertEqual(stream.readline(), b"ijkl")
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# Regression for #15018
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# If a stream contains a newline, but the provided length
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# is less than the number of provided characters, the newline
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# doesn't reset the available character count
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stream = LimitedStream(BytesIO(b"1234\nabcdef"), 9)
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self.assertEqual(stream.readline(10), b"1234\n")
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self.assertEqual(stream.readline(3), b"abc")
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# Now expire the available characters
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self.assertEqual(stream.readline(3), b"d")
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# Reading again returns nothing.
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self.assertEqual(stream.readline(2), b"")
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# Same test, but with read, not readline.
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stream = LimitedStream(BytesIO(b"1234\nabcdef"), 9)
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self.assertEqual(stream.read(6), b"1234\na")
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self.assertEqual(stream.read(2), b"bc")
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self.assertEqual(stream.read(2), b"d")
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self.assertEqual(stream.read(2), b"")
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self.assertEqual(stream.read(), b"")
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def test_stream_read(self):
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payload = FakePayload("name=value")
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request = WSGIRequest(
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{
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"REQUEST_METHOD": "POST",
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"CONTENT_TYPE": "application/x-www-form-urlencoded",
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"CONTENT_LENGTH": len(payload),
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"wsgi.input": payload,
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},
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)
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self.assertEqual(request.read(), b"name=value")
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def test_stream_readline(self):
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payload = FakePayload("name=value\nother=string")
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request = WSGIRequest(
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{
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"REQUEST_METHOD": "POST",
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"CONTENT_TYPE": "application/x-www-form-urlencoded",
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"CONTENT_LENGTH": len(payload),
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"wsgi.input": payload,
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},
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)
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self.assertEqual(request.readline(), b"name=value\n")
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self.assertEqual(request.readline(), b"other=string")
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def test_read_after_value(self):
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"""
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Reading from request is allowed after accessing request contents as
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POST or body.
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"""
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payload = FakePayload("name=value")
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request = WSGIRequest(
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{
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"REQUEST_METHOD": "POST",
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"CONTENT_TYPE": "application/x-www-form-urlencoded",
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"CONTENT_LENGTH": len(payload),
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"wsgi.input": payload,
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}
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)
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self.assertEqual(request.POST, {"name": ["value"]})
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self.assertEqual(request.body, b"name=value")
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self.assertEqual(request.read(), b"name=value")
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def test_value_after_read(self):
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"""
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Construction of POST or body is not allowed after reading
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from request.
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"""
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payload = FakePayload("name=value")
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request = WSGIRequest(
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{
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"REQUEST_METHOD": "POST",
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"CONTENT_TYPE": "application/x-www-form-urlencoded",
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"CONTENT_LENGTH": len(payload),
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"wsgi.input": payload,
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}
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)
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self.assertEqual(request.read(2), b"na")
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with self.assertRaises(RawPostDataException):
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request.body
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self.assertEqual(request.POST, {})
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def test_non_ascii_POST(self):
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payload = FakePayload(urlencode({"key": "España"}))
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request = WSGIRequest(
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{
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"REQUEST_METHOD": "POST",
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"CONTENT_LENGTH": len(payload),
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"CONTENT_TYPE": "application/x-www-form-urlencoded",
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"wsgi.input": payload,
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}
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)
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self.assertEqual(request.POST, {"key": ["España"]})
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def test_non_utf8_charset_POST_bad_request(self):
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payload = FakePayload(urlencode({"key": "España".encode("latin-1")}))
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request = WSGIRequest(
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{
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"REQUEST_METHOD": "POST",
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"CONTENT_LENGTH": len(payload),
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"CONTENT_TYPE": "application/x-www-form-urlencoded; charset=iso-8859-1",
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"wsgi.input": payload,
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}
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)
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msg = (
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"HTTP requests with the 'application/x-www-form-urlencoded' content type "
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"must be UTF-8 encoded."
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)
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with self.assertRaisesMessage(BadRequest, msg):
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request.POST
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with self.assertRaisesMessage(BadRequest, msg):
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request.FILES
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def test_utf8_charset_POST(self):
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for charset in ["utf-8", "UTF-8"]:
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with self.subTest(charset=charset):
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payload = FakePayload(urlencode({"key": "España"}))
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request = WSGIRequest(
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{
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"REQUEST_METHOD": "POST",
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"CONTENT_LENGTH": len(payload),
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"CONTENT_TYPE": (
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f"application/x-www-form-urlencoded; charset={charset}"
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),
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"wsgi.input": payload,
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}
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)
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self.assertEqual(request.POST, {"key": ["España"]})
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def test_body_after_POST_multipart_form_data(self):
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"""
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Reading body after parsing multipart/form-data is not allowed
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"""
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# Because multipart is used for large amounts of data i.e. file uploads,
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# we don't want the data held in memory twice, and we don't want to
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# silence the error by setting body = '' either.
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payload = FakePayload(
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"\r\n".join(
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[
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"--boundary",
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'Content-Disposition: form-data; name="name"',
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"",
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"value",
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"--boundary--",
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]
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)
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)
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request = WSGIRequest(
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{
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"REQUEST_METHOD": "POST",
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"CONTENT_TYPE": "multipart/form-data; boundary=boundary",
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"CONTENT_LENGTH": len(payload),
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"wsgi.input": payload,
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}
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)
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self.assertEqual(request.POST, {"name": ["value"]})
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with self.assertRaises(RawPostDataException):
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request.body
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def test_body_after_POST_multipart_related(self):
|
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"""
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Reading body after parsing multipart that isn't form-data is allowed
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"""
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# Ticket #9054
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# There are cases in which the multipart data is related instead of
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# being a binary upload, in which case it should still be accessible
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# via body.
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payload_data = b"\r\n".join(
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[
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b"--boundary",
|
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b'Content-ID: id; name="name"',
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b"",
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b"value",
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b"--boundary--",
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]
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)
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payload = FakePayload(payload_data)
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request = WSGIRequest(
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{
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"REQUEST_METHOD": "POST",
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"CONTENT_TYPE": "multipart/related; boundary=boundary",
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"CONTENT_LENGTH": len(payload),
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"wsgi.input": payload,
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}
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)
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self.assertEqual(request.POST, {})
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self.assertEqual(request.body, payload_data)
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def test_POST_multipart_with_content_length_zero(self):
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"""
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Multipart POST requests with Content-Length >= 0 are valid and need to
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be handled.
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"""
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# According to RFC 9110 Section 8.6 every POST with Content-Length >= 0
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# is a valid request, so ensure that we handle Content-Length == 0.
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payload = FakePayload(
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"\r\n".join(
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[
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"--boundary",
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'Content-Disposition: form-data; name="name"',
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"",
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"value",
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"--boundary--",
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]
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)
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)
|
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request = WSGIRequest(
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{
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"REQUEST_METHOD": "POST",
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"CONTENT_TYPE": "multipart/form-data; boundary=boundary",
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"CONTENT_LENGTH": 0,
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"wsgi.input": payload,
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}
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)
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self.assertEqual(request.POST, {})
|
|
|
|
def test_POST_binary_only(self):
|
|
payload = b"\r\n\x01\x00\x00\x00ab\x00\x00\xcd\xcc,@"
|
|
environ = {
|
|
"REQUEST_METHOD": "POST",
|
|
"CONTENT_TYPE": "application/octet-stream",
|
|
"CONTENT_LENGTH": len(payload),
|
|
"wsgi.input": BytesIO(payload),
|
|
}
|
|
request = WSGIRequest(environ)
|
|
self.assertEqual(request.POST, {})
|
|
self.assertEqual(request.FILES, {})
|
|
self.assertEqual(request.body, payload)
|
|
|
|
# Same test without specifying content-type
|
|
environ.update({"CONTENT_TYPE": "", "wsgi.input": BytesIO(payload)})
|
|
request = WSGIRequest(environ)
|
|
self.assertEqual(request.POST, {})
|
|
self.assertEqual(request.FILES, {})
|
|
self.assertEqual(request.body, payload)
|
|
|
|
def test_read_by_lines(self):
|
|
payload = FakePayload("name=value")
|
|
request = WSGIRequest(
|
|
{
|
|
"REQUEST_METHOD": "POST",
|
|
"CONTENT_TYPE": "application/x-www-form-urlencoded",
|
|
"CONTENT_LENGTH": len(payload),
|
|
"wsgi.input": payload,
|
|
}
|
|
)
|
|
self.assertEqual(list(request), [b"name=value"])
|
|
|
|
def test_POST_after_body_read(self):
|
|
"""
|
|
POST should be populated even if body is read first
|
|
"""
|
|
payload = FakePayload("name=value")
|
|
request = WSGIRequest(
|
|
{
|
|
"REQUEST_METHOD": "POST",
|
|
"CONTENT_TYPE": "application/x-www-form-urlencoded",
|
|
"CONTENT_LENGTH": len(payload),
|
|
"wsgi.input": payload,
|
|
}
|
|
)
|
|
request.body # evaluate
|
|
self.assertEqual(request.POST, {"name": ["value"]})
|
|
|
|
def test_POST_after_body_read_and_stream_read(self):
|
|
"""
|
|
POST should be populated even if body is read first, and then
|
|
the stream is read second.
|
|
"""
|
|
payload = FakePayload("name=value")
|
|
request = WSGIRequest(
|
|
{
|
|
"REQUEST_METHOD": "POST",
|
|
"CONTENT_TYPE": "application/x-www-form-urlencoded",
|
|
"CONTENT_LENGTH": len(payload),
|
|
"wsgi.input": payload,
|
|
}
|
|
)
|
|
request.body # evaluate
|
|
self.assertEqual(request.read(1), b"n")
|
|
self.assertEqual(request.POST, {"name": ["value"]})
|
|
|
|
def test_multipart_post_field_with_base64(self):
|
|
payload = FakePayload(
|
|
"\r\n".join(
|
|
[
|
|
f"--{BOUNDARY}",
|
|
'Content-Disposition: form-data; name="name"',
|
|
"Content-Transfer-Encoding: base64",
|
|
"",
|
|
"dmFsdWU=",
|
|
f"--{BOUNDARY}--",
|
|
"",
|
|
]
|
|
)
|
|
)
|
|
request = WSGIRequest(
|
|
{
|
|
"REQUEST_METHOD": "POST",
|
|
"CONTENT_TYPE": MULTIPART_CONTENT,
|
|
"CONTENT_LENGTH": len(payload),
|
|
"wsgi.input": payload,
|
|
}
|
|
)
|
|
request.body # evaluate
|
|
self.assertEqual(request.POST, {"name": ["value"]})
|
|
|
|
def test_multipart_post_field_with_invalid_base64(self):
|
|
payload = FakePayload(
|
|
"\r\n".join(
|
|
[
|
|
f"--{BOUNDARY}",
|
|
'Content-Disposition: form-data; name="name"',
|
|
"Content-Transfer-Encoding: base64",
|
|
"",
|
|
"123",
|
|
f"--{BOUNDARY}--",
|
|
"",
|
|
]
|
|
)
|
|
)
|
|
request = WSGIRequest(
|
|
{
|
|
"REQUEST_METHOD": "POST",
|
|
"CONTENT_TYPE": MULTIPART_CONTENT,
|
|
"CONTENT_LENGTH": len(payload),
|
|
"wsgi.input": payload,
|
|
}
|
|
)
|
|
request.body # evaluate
|
|
self.assertEqual(request.POST, {"name": ["123"]})
|
|
|
|
def test_POST_after_body_read_and_stream_read_multipart(self):
|
|
"""
|
|
POST should be populated even if body is read first, and then
|
|
the stream is read second. Using multipart/form-data instead of urlencoded.
|
|
"""
|
|
payload = FakePayload(
|
|
"\r\n".join(
|
|
[
|
|
"--boundary",
|
|
'Content-Disposition: form-data; name="name"',
|
|
"",
|
|
"value",
|
|
"--boundary--" "",
|
|
]
|
|
)
|
|
)
|
|
request = WSGIRequest(
|
|
{
|
|
"REQUEST_METHOD": "POST",
|
|
"CONTENT_TYPE": "multipart/form-data; boundary=boundary",
|
|
"CONTENT_LENGTH": len(payload),
|
|
"wsgi.input": payload,
|
|
}
|
|
)
|
|
request.body # evaluate
|
|
# Consume enough data to mess up the parsing:
|
|
self.assertEqual(request.read(13), b"--boundary\r\nC")
|
|
self.assertEqual(request.POST, {"name": ["value"]})
|
|
|
|
def test_POST_immutable_for_multipart(self):
|
|
"""
|
|
MultiPartParser.parse() leaves request.POST immutable.
|
|
"""
|
|
payload = FakePayload(
|
|
"\r\n".join(
|
|
[
|
|
"--boundary",
|
|
'Content-Disposition: form-data; name="name"',
|
|
"",
|
|
"value",
|
|
"--boundary--",
|
|
]
|
|
)
|
|
)
|
|
request = WSGIRequest(
|
|
{
|
|
"REQUEST_METHOD": "POST",
|
|
"CONTENT_TYPE": "multipart/form-data; boundary=boundary",
|
|
"CONTENT_LENGTH": len(payload),
|
|
"wsgi.input": payload,
|
|
}
|
|
)
|
|
self.assertFalse(request.POST._mutable)
|
|
|
|
def test_multipart_without_boundary(self):
|
|
request = WSGIRequest(
|
|
{
|
|
"REQUEST_METHOD": "POST",
|
|
"CONTENT_TYPE": "multipart/form-data;",
|
|
"CONTENT_LENGTH": 0,
|
|
"wsgi.input": FakePayload(),
|
|
}
|
|
)
|
|
with self.assertRaisesMessage(
|
|
MultiPartParserError, "Invalid boundary in multipart: None"
|
|
):
|
|
request.POST
|
|
|
|
def test_multipart_non_ascii_content_type(self):
|
|
request = WSGIRequest(
|
|
{
|
|
"REQUEST_METHOD": "POST",
|
|
"CONTENT_TYPE": "multipart/form-data; boundary = \xe0",
|
|
"CONTENT_LENGTH": 0,
|
|
"wsgi.input": FakePayload(),
|
|
}
|
|
)
|
|
msg = (
|
|
"Invalid non-ASCII Content-Type in multipart: multipart/form-data; "
|
|
"boundary = à"
|
|
)
|
|
with self.assertRaisesMessage(MultiPartParserError, msg):
|
|
request.POST
|
|
|
|
def test_POST_connection_error(self):
|
|
"""
|
|
If wsgi.input.read() raises an exception while trying to read() the
|
|
POST, the exception is identifiable (not a generic OSError).
|
|
"""
|
|
|
|
class ExplodingBytesIO(BytesIO):
|
|
def read(self, size=-1, /):
|
|
raise OSError("kaboom!")
|
|
|
|
payload = b"name=value"
|
|
request = WSGIRequest(
|
|
{
|
|
"REQUEST_METHOD": "POST",
|
|
"CONTENT_TYPE": "application/x-www-form-urlencoded",
|
|
"CONTENT_LENGTH": len(payload),
|
|
"wsgi.input": ExplodingBytesIO(payload),
|
|
}
|
|
)
|
|
with self.assertRaises(UnreadablePostError):
|
|
request.body
|
|
|
|
def test_set_encoding_clears_POST(self):
|
|
payload = FakePayload(
|
|
"\r\n".join(
|
|
[
|
|
f"--{BOUNDARY}",
|
|
'Content-Disposition: form-data; name="name"',
|
|
"",
|
|
"Hello Günter",
|
|
f"--{BOUNDARY}--",
|
|
"",
|
|
]
|
|
)
|
|
)
|
|
request = WSGIRequest(
|
|
{
|
|
"REQUEST_METHOD": "POST",
|
|
"CONTENT_TYPE": MULTIPART_CONTENT,
|
|
"CONTENT_LENGTH": len(payload),
|
|
"wsgi.input": payload,
|
|
}
|
|
)
|
|
self.assertEqual(request.POST, {"name": ["Hello Günter"]})
|
|
request.encoding = "iso-8859-16"
|
|
# FIXME: POST should be accessible after changing the encoding
|
|
# (refs #14035).
|
|
# self.assertEqual(request.POST, {"name": ["Hello GĂŒnter"]})
|
|
|
|
def test_set_encoding_clears_GET(self):
|
|
payload = FakePayload("")
|
|
request = WSGIRequest(
|
|
{
|
|
"REQUEST_METHOD": "GET",
|
|
"wsgi.input": payload,
|
|
"QUERY_STRING": "name=Hello%20G%C3%BCnter",
|
|
}
|
|
)
|
|
self.assertEqual(request.GET, {"name": ["Hello Günter"]})
|
|
request.encoding = "iso-8859-16"
|
|
self.assertEqual(request.GET, {"name": ["Hello G\u0102\u0152nter"]})
|
|
|
|
def test_FILES_connection_error(self):
|
|
"""
|
|
If wsgi.input.read() raises an exception while trying to read() the
|
|
FILES, the exception is identifiable (not a generic OSError).
|
|
"""
|
|
|
|
class ExplodingBytesIO(BytesIO):
|
|
def read(self, size=-1, /):
|
|
raise OSError("kaboom!")
|
|
|
|
payload = b"x"
|
|
request = WSGIRequest(
|
|
{
|
|
"REQUEST_METHOD": "POST",
|
|
"CONTENT_TYPE": "multipart/form-data; boundary=foo_",
|
|
"CONTENT_LENGTH": len(payload),
|
|
"wsgi.input": ExplodingBytesIO(payload),
|
|
}
|
|
)
|
|
with self.assertRaises(UnreadablePostError):
|
|
request.FILES
|
|
|
|
def test_copy(self):
|
|
request = HttpRequest()
|
|
request_copy = copy.copy(request)
|
|
self.assertIs(request_copy.resolver_match, request.resolver_match)
|
|
|
|
def test_deepcopy(self):
|
|
request = RequestFactory().get("/")
|
|
request.session = {}
|
|
request_copy = copy.deepcopy(request)
|
|
request.session["key"] = "value"
|
|
self.assertEqual(request_copy.session, {})
|
|
|
|
|
|
class HostValidationTests(SimpleTestCase):
|
|
poisoned_hosts = [
|
|
"example.com@evil.tld",
|
|
"example.com:dr.frankenstein@evil.tld",
|
|
"example.com:dr.frankenstein@evil.tld:80",
|
|
"example.com:80/badpath",
|
|
"example.com: recovermypassword.com",
|
|
]
|
|
|
|
@override_settings(
|
|
USE_X_FORWARDED_HOST=False,
|
|
ALLOWED_HOSTS=[
|
|
"forward.com",
|
|
"example.com",
|
|
"internal.com",
|
|
"12.34.56.78",
|
|
"[2001:19f0:feee::dead:beef:cafe]",
|
|
"xn--4ca9at.com",
|
|
".multitenant.com",
|
|
"INSENSITIVE.com",
|
|
"[::ffff:169.254.169.254]",
|
|
],
|
|
)
|
|
def test_http_get_host(self):
|
|
# Check if X_FORWARDED_HOST is provided.
|
|
request = HttpRequest()
|
|
request.META = {
|
|
"HTTP_X_FORWARDED_HOST": "forward.com",
|
|
"HTTP_HOST": "example.com",
|
|
"SERVER_NAME": "internal.com",
|
|
"SERVER_PORT": 80,
|
|
}
|
|
# X_FORWARDED_HOST is ignored.
|
|
self.assertEqual(request.get_host(), "example.com")
|
|
|
|
# Check if X_FORWARDED_HOST isn't provided.
|
|
request = HttpRequest()
|
|
request.META = {
|
|
"HTTP_HOST": "example.com",
|
|
"SERVER_NAME": "internal.com",
|
|
"SERVER_PORT": 80,
|
|
}
|
|
self.assertEqual(request.get_host(), "example.com")
|
|
|
|
# Check if HTTP_HOST isn't provided.
|
|
request = HttpRequest()
|
|
request.META = {
|
|
"SERVER_NAME": "internal.com",
|
|
"SERVER_PORT": 80,
|
|
}
|
|
self.assertEqual(request.get_host(), "internal.com")
|
|
|
|
# Check if HTTP_HOST isn't provided, and we're on a nonstandard port
|
|
request = HttpRequest()
|
|
request.META = {
|
|
"SERVER_NAME": "internal.com",
|
|
"SERVER_PORT": 8042,
|
|
}
|
|
self.assertEqual(request.get_host(), "internal.com:8042")
|
|
|
|
legit_hosts = [
|
|
"example.com",
|
|
"example.com:80",
|
|
"12.34.56.78",
|
|
"12.34.56.78:443",
|
|
"[2001:19f0:feee::dead:beef:cafe]",
|
|
"[2001:19f0:feee::dead:beef:cafe]:8080",
|
|
"xn--4ca9at.com", # Punycode for öäü.com
|
|
"anything.multitenant.com",
|
|
"multitenant.com",
|
|
"insensitive.com",
|
|
"example.com.",
|
|
"example.com.:80",
|
|
"[::ffff:169.254.169.254]",
|
|
]
|
|
|
|
for host in legit_hosts:
|
|
request = HttpRequest()
|
|
request.META = {
|
|
"HTTP_HOST": host,
|
|
}
|
|
request.get_host()
|
|
|
|
# Poisoned host headers are rejected as suspicious
|
|
for host in chain(self.poisoned_hosts, ["other.com", "example.com.."]):
|
|
with self.assertRaises(DisallowedHost):
|
|
request = HttpRequest()
|
|
request.META = {
|
|
"HTTP_HOST": host,
|
|
}
|
|
request.get_host()
|
|
|
|
@override_settings(USE_X_FORWARDED_HOST=True, ALLOWED_HOSTS=["*"])
|
|
def test_http_get_host_with_x_forwarded_host(self):
|
|
# Check if X_FORWARDED_HOST is provided.
|
|
request = HttpRequest()
|
|
request.META = {
|
|
"HTTP_X_FORWARDED_HOST": "forward.com",
|
|
"HTTP_HOST": "example.com",
|
|
"SERVER_NAME": "internal.com",
|
|
"SERVER_PORT": 80,
|
|
}
|
|
# X_FORWARDED_HOST is obeyed.
|
|
self.assertEqual(request.get_host(), "forward.com")
|
|
|
|
# Check if X_FORWARDED_HOST isn't provided.
|
|
request = HttpRequest()
|
|
request.META = {
|
|
"HTTP_HOST": "example.com",
|
|
"SERVER_NAME": "internal.com",
|
|
"SERVER_PORT": 80,
|
|
}
|
|
self.assertEqual(request.get_host(), "example.com")
|
|
|
|
# Check if HTTP_HOST isn't provided.
|
|
request = HttpRequest()
|
|
request.META = {
|
|
"SERVER_NAME": "internal.com",
|
|
"SERVER_PORT": 80,
|
|
}
|
|
self.assertEqual(request.get_host(), "internal.com")
|
|
|
|
# Check if HTTP_HOST isn't provided, and we're on a nonstandard port
|
|
request = HttpRequest()
|
|
request.META = {
|
|
"SERVER_NAME": "internal.com",
|
|
"SERVER_PORT": 8042,
|
|
}
|
|
self.assertEqual(request.get_host(), "internal.com:8042")
|
|
|
|
# Poisoned host headers are rejected as suspicious
|
|
legit_hosts = [
|
|
"example.com",
|
|
"example.com:80",
|
|
"12.34.56.78",
|
|
"12.34.56.78:443",
|
|
"[2001:19f0:feee::dead:beef:cafe]",
|
|
"[2001:19f0:feee::dead:beef:cafe]:8080",
|
|
"xn--4ca9at.com", # Punycode for öäü.com
|
|
]
|
|
|
|
for host in legit_hosts:
|
|
request = HttpRequest()
|
|
request.META = {
|
|
"HTTP_HOST": host,
|
|
}
|
|
request.get_host()
|
|
|
|
for host in self.poisoned_hosts:
|
|
with self.assertRaises(DisallowedHost):
|
|
request = HttpRequest()
|
|
request.META = {
|
|
"HTTP_HOST": host,
|
|
}
|
|
request.get_host()
|
|
|
|
@override_settings(USE_X_FORWARDED_PORT=False)
|
|
def test_get_port(self):
|
|
request = HttpRequest()
|
|
request.META = {
|
|
"SERVER_PORT": "8080",
|
|
"HTTP_X_FORWARDED_PORT": "80",
|
|
}
|
|
# Shouldn't use the X-Forwarded-Port header
|
|
self.assertEqual(request.get_port(), "8080")
|
|
|
|
request = HttpRequest()
|
|
request.META = {
|
|
"SERVER_PORT": "8080",
|
|
}
|
|
self.assertEqual(request.get_port(), "8080")
|
|
|
|
@override_settings(USE_X_FORWARDED_PORT=True)
|
|
def test_get_port_with_x_forwarded_port(self):
|
|
request = HttpRequest()
|
|
request.META = {
|
|
"SERVER_PORT": "8080",
|
|
"HTTP_X_FORWARDED_PORT": "80",
|
|
}
|
|
# Should use the X-Forwarded-Port header
|
|
self.assertEqual(request.get_port(), "80")
|
|
|
|
request = HttpRequest()
|
|
request.META = {
|
|
"SERVER_PORT": "8080",
|
|
}
|
|
self.assertEqual(request.get_port(), "8080")
|
|
|
|
@override_settings(DEBUG=True, ALLOWED_HOSTS=[])
|
|
def test_host_validation_in_debug_mode(self):
|
|
"""
|
|
If ALLOWED_HOSTS is empty and DEBUG is True, variants of localhost are
|
|
allowed.
|
|
"""
|
|
valid_hosts = ["localhost", "subdomain.localhost", "127.0.0.1", "[::1]"]
|
|
for host in valid_hosts:
|
|
request = HttpRequest()
|
|
request.META = {"HTTP_HOST": host}
|
|
self.assertEqual(request.get_host(), host)
|
|
|
|
# Other hostnames raise a DisallowedHost.
|
|
with self.assertRaises(DisallowedHost):
|
|
request = HttpRequest()
|
|
request.META = {"HTTP_HOST": "example.com"}
|
|
request.get_host()
|
|
|
|
@override_settings(ALLOWED_HOSTS=[])
|
|
def test_get_host_suggestion_of_allowed_host(self):
|
|
"""
|
|
get_host() makes helpful suggestions if a valid-looking host is not in
|
|
ALLOWED_HOSTS.
|
|
"""
|
|
msg_invalid_host = "Invalid HTTP_HOST header: %r."
|
|
msg_suggestion = msg_invalid_host + " You may need to add %r to ALLOWED_HOSTS."
|
|
msg_suggestion2 = (
|
|
msg_invalid_host
|
|
+ " The domain name provided is not valid according to RFC 1034/1035"
|
|
)
|
|
|
|
for host in [ # Valid-looking hosts
|
|
"example.com",
|
|
"12.34.56.78",
|
|
"[2001:19f0:feee::dead:beef:cafe]",
|
|
"xn--4ca9at.com", # Punycode for öäü.com
|
|
]:
|
|
request = HttpRequest()
|
|
request.META = {"HTTP_HOST": host}
|
|
with self.assertRaisesMessage(
|
|
DisallowedHost, msg_suggestion % (host, host)
|
|
):
|
|
request.get_host()
|
|
|
|
for domain, port in [ # Valid-looking hosts with a port number
|
|
("example.com", 80),
|
|
("12.34.56.78", 443),
|
|
("[2001:19f0:feee::dead:beef:cafe]", 8080),
|
|
]:
|
|
host = "%s:%s" % (domain, port)
|
|
request = HttpRequest()
|
|
request.META = {"HTTP_HOST": host}
|
|
with self.assertRaisesMessage(
|
|
DisallowedHost, msg_suggestion % (host, domain)
|
|
):
|
|
request.get_host()
|
|
|
|
for host in self.poisoned_hosts:
|
|
request = HttpRequest()
|
|
request.META = {"HTTP_HOST": host}
|
|
with self.assertRaisesMessage(DisallowedHost, msg_invalid_host % host):
|
|
request.get_host()
|
|
|
|
request = HttpRequest()
|
|
request.META = {"HTTP_HOST": "invalid_hostname.com"}
|
|
with self.assertRaisesMessage(
|
|
DisallowedHost, msg_suggestion2 % "invalid_hostname.com"
|
|
):
|
|
request.get_host()
|
|
|
|
def test_split_domain_port(self):
|
|
for host, expected in [
|
|
("<invalid>", ("", "")),
|
|
("<invalid>:8080", ("", "")),
|
|
("example.com 8080", ("", "")),
|
|
("example.com:invalid", ("", "")),
|
|
("[::1]", ("[::1]", "")),
|
|
("[::1]:8080", ("[::1]", "8080")),
|
|
("[::ffff:127.0.0.1]", ("[::ffff:127.0.0.1]", "")),
|
|
("[::ffff:127.0.0.1]:8080", ("[::ffff:127.0.0.1]", "8080")),
|
|
(
|
|
"[1851:0000:3238:DEF1:0177:0000:0000:0125]",
|
|
("[1851:0000:3238:def1:0177:0000:0000:0125]", ""),
|
|
),
|
|
(
|
|
"[1851:0000:3238:DEF1:0177:0000:0000:0125]:8080",
|
|
("[1851:0000:3238:def1:0177:0000:0000:0125]", "8080"),
|
|
),
|
|
("127.0.0.1", ("127.0.0.1", "")),
|
|
("127.0.0.1:8080", ("127.0.0.1", "8080")),
|
|
("example.com", ("example.com", "")),
|
|
("example.com:8080", ("example.com", "8080")),
|
|
("example.com.", ("example.com", "")),
|
|
("example.com.:8080", ("example.com", "8080")),
|
|
("xn--n28h.test", ("xn--n28h.test", "")),
|
|
("xn--n28h.test:8080", ("xn--n28h.test", "8080")),
|
|
("subdomain.example.com", ("subdomain.example.com", "")),
|
|
("subdomain.example.com:8080", ("subdomain.example.com", "8080")),
|
|
]:
|
|
with self.subTest(host=host):
|
|
self.assertEqual(split_domain_port(host), expected)
|
|
|
|
|
|
class BuildAbsoluteURITests(SimpleTestCase):
|
|
factory = RequestFactory()
|
|
|
|
def test_absolute_url(self):
|
|
request = HttpRequest()
|
|
url = "https://www.example.com/asdf"
|
|
self.assertEqual(request.build_absolute_uri(location=url), url)
|
|
|
|
def test_host_retrieval(self):
|
|
request = HttpRequest()
|
|
request.get_host = lambda: "www.example.com"
|
|
request.path = ""
|
|
self.assertEqual(
|
|
request.build_absolute_uri(location="/path/with:colons"),
|
|
"http://www.example.com/path/with:colons",
|
|
)
|
|
|
|
def test_request_path_begins_with_two_slashes(self):
|
|
# //// creates a request with a path beginning with //
|
|
request = self.factory.get("////absolute-uri")
|
|
tests = (
|
|
# location isn't provided
|
|
(None, "http://testserver//absolute-uri"),
|
|
# An absolute URL
|
|
("http://example.com/?foo=bar", "http://example.com/?foo=bar"),
|
|
# A schema-relative URL
|
|
("//example.com/?foo=bar", "http://example.com/?foo=bar"),
|
|
# Relative URLs
|
|
("/foo/bar/", "http://testserver/foo/bar/"),
|
|
("/foo/./bar/", "http://testserver/foo/bar/"),
|
|
("/foo/../bar/", "http://testserver/bar/"),
|
|
("///foo/bar/", "http://testserver/foo/bar/"),
|
|
)
|
|
for location, expected_url in tests:
|
|
with self.subTest(location=location):
|
|
self.assertEqual(
|
|
request.build_absolute_uri(location=location), expected_url
|
|
)
|
|
|
|
|
|
class RequestHeadersTests(SimpleTestCase):
|
|
ENVIRON = {
|
|
# Non-headers are ignored.
|
|
"PATH_INFO": "/somepath/",
|
|
"REQUEST_METHOD": "get",
|
|
"wsgi.input": BytesIO(b""),
|
|
"SERVER_NAME": "internal.com",
|
|
"SERVER_PORT": 80,
|
|
# These non-HTTP prefixed headers are included.
|
|
"CONTENT_TYPE": "text/html",
|
|
"CONTENT_LENGTH": "100",
|
|
# All HTTP-prefixed headers are included.
|
|
"HTTP_ACCEPT": "*",
|
|
"HTTP_HOST": "example.com",
|
|
"HTTP_USER_AGENT": "python-requests/1.2.0",
|
|
}
|
|
|
|
def test_base_request_headers(self):
|
|
request = HttpRequest()
|
|
request.META = self.ENVIRON
|
|
self.assertEqual(
|
|
dict(request.headers),
|
|
{
|
|
"Content-Type": "text/html",
|
|
"Content-Length": "100",
|
|
"Accept": "*",
|
|
"Host": "example.com",
|
|
"User-Agent": "python-requests/1.2.0",
|
|
},
|
|
)
|
|
|
|
def test_wsgi_request_headers(self):
|
|
request = WSGIRequest(self.ENVIRON)
|
|
self.assertEqual(
|
|
dict(request.headers),
|
|
{
|
|
"Content-Type": "text/html",
|
|
"Content-Length": "100",
|
|
"Accept": "*",
|
|
"Host": "example.com",
|
|
"User-Agent": "python-requests/1.2.0",
|
|
},
|
|
)
|
|
|
|
def test_wsgi_request_headers_getitem(self):
|
|
request = WSGIRequest(self.ENVIRON)
|
|
self.assertEqual(request.headers["User-Agent"], "python-requests/1.2.0")
|
|
self.assertEqual(request.headers["user-agent"], "python-requests/1.2.0")
|
|
self.assertEqual(request.headers["user_agent"], "python-requests/1.2.0")
|
|
self.assertEqual(request.headers["Content-Type"], "text/html")
|
|
self.assertEqual(request.headers["Content-Length"], "100")
|
|
|
|
def test_wsgi_request_headers_get(self):
|
|
request = WSGIRequest(self.ENVIRON)
|
|
self.assertEqual(request.headers.get("User-Agent"), "python-requests/1.2.0")
|
|
self.assertEqual(request.headers.get("user-agent"), "python-requests/1.2.0")
|
|
self.assertEqual(request.headers.get("Content-Type"), "text/html")
|
|
self.assertEqual(request.headers.get("Content-Length"), "100")
|
|
|
|
|
|
class HttpHeadersTests(SimpleTestCase):
|
|
def test_basic(self):
|
|
environ = {
|
|
"CONTENT_TYPE": "text/html",
|
|
"CONTENT_LENGTH": "100",
|
|
"HTTP_HOST": "example.com",
|
|
}
|
|
headers = HttpHeaders(environ)
|
|
self.assertEqual(sorted(headers), ["Content-Length", "Content-Type", "Host"])
|
|
self.assertEqual(
|
|
headers,
|
|
{
|
|
"Content-Type": "text/html",
|
|
"Content-Length": "100",
|
|
"Host": "example.com",
|
|
},
|
|
)
|
|
|
|
def test_parse_header_name(self):
|
|
tests = (
|
|
("PATH_INFO", None),
|
|
("HTTP_ACCEPT", "Accept"),
|
|
("HTTP_USER_AGENT", "User-Agent"),
|
|
("HTTP_X_FORWARDED_PROTO", "X-Forwarded-Proto"),
|
|
("CONTENT_TYPE", "Content-Type"),
|
|
("CONTENT_LENGTH", "Content-Length"),
|
|
)
|
|
for header, expected in tests:
|
|
with self.subTest(header=header):
|
|
self.assertEqual(HttpHeaders.parse_header_name(header), expected)
|