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#27820 closed Bug (fixed)

RequestDataTooBig/TooManyFields fail to render the debug page

Reported by:	Amalia Souček	Owned by:	Amalia Souček
Component:	HTTP handling	Version:	1.10
Severity:	Normal	Keywords:	DATA_UPLOAD_MAX_MEMORY_SIZE, RequestDataTooBig, response_for_exception, 500
Cc:		Triage Stage:	Accepted
Has patch:	yes	Needs documentation:	no
Needs tests:	no	Patch needs improvement:	no
Easy pickings:	no	UI/UX:	no

Description

When a RequestDataTooBig is raised response_for_exception tries to access request data again triggering a new RequestDataTooBig.
This results in an error 500.

Request body exceeded settings.DATA_UPLOAD_MAX_MEMORY_SIZE.
Traceback (most recent call last):
  File "../python2.7/wsgiref/handlers.py", line 85, in run
    self.result = application(self.environ, self.start_response)
  File "../python2.7/site-packages/django/contrib/staticfiles/handlers.py", line 63, in __call__
    return self.application(environ, start_response)
  File "../python2.7/site-packages/dj_static.py", line 83, in __call__
    return self.application(environ, start_response)
  File "../python2.7/site-packages/dj_static.py", line 83, in __call__
    return self.application(environ, start_response)
  File "../python2.7/site-packages/django/core/handlers/wsgi.py", line 175, in __call__
    response = self.get_response(request)
  File "../python2.7/site-packages/django/core/handlers/base.py", line 124, in get_response
    response = self._middleware_chain(request)
  File "../python2.7/site-packages/django/core/handlers/exception.py", line 41, in inner
    response = response_for_exception(request, exc)
  File "../python2.7/site-packages/django/core/handlers/exception.py", line 77, in response_for_exception
    response = debug.technical_500_response(request, *sys.exc_info(), status_code=400)
  File "../python2.7/site-packages/django/views/debug.py", line 81, in technical_500_response
    text = reporter.get_traceback_text()
  File "../python2.7/site-packages/django/views/debug.py", line 323, in get_traceback_text
    return t.render(c)
  File "../python2.7/site-packages/django/template/base.py", line 208, in render
    return self._render(context)
  File "../python2.7/site-packages/django/template/base.py", line 199, in _render
    return self.nodelist.render(context)
  File "../python2.7/site-packages/django/template/base.py", line 994, in render
    bit = node.render_annotated(context)
  File "../python2.7/site-packages/django/template/base.py", line 961, in render_annotated
    return self.render(context)
  File "../python2.7/site-packages/django/template/defaulttags.py", line 315, in render
    return nodelist.render(context)
  File "../python2.7/site-packages/django/template/base.py", line 994, in render
    bit = node.render_annotated(context)
  File "../python2.7/site-packages/django/template/base.py", line 961, in render_annotated
    return self.render(context)
  File "../python2.7/site-packages/django/template/defaulttags.py", line 159, in render
    values = self.sequence.resolve(context, True)
  File "../python2.7/site-packages/django/template/base.py", line 711, in resolve
    obj = self.var.resolve(context)
  File "../python2.7/site-packages/django/template/base.py", line 852, in resolve
    value = self._resolve_lookup(context)
  File "../python2.7/site-packages/django/template/base.py", line 893, in _resolve_lookup
    current = getattr(current, bit)
  File "../python2.7/site-packages/django/core/handlers/wsgi.py", line 146, in _get_files
    self._load_post_and_files()
  File "../python2.7/site-packages/django/http/request.py", line 311, in _load_post_and_files
    self._post, self._files = QueryDict(self.body, encoding=self._encoding), MultiValueDict()
  File "../python2.7/site-packages/django/http/request.py", line 269, in body
    raise RequestDataTooBig('Request body exceeded settings.DATA_UPLOAD_MAX_MEMORY_SIZE.')
RequestDataTooBig: Request body exceeded settings.DATA_UPLOAD_MAX_MEMORY_SIZE.

Change History (7)

comment:1 by Amalia Souček, 8 years ago

Please see https://github.com/django/django/pull/8033.

comment:2 by Amalia Souček, 8 years ago

Owner:	changed from nobody to Amalia Souček
Status:	new → assigned

comment:3 by Tim Graham, 8 years ago

Component:	Core (Other) → HTTP handling
Has patch:	set
Patch needs improvement:	set
Summary:	response_for_exception triggers 500 when exc is RequestDataTooBig → RequestDataTooBig/TooManyFields fail to render the debug page
Triage Stage:	Unreviewed → Accepted