import re import os import sys import inspect from django.conf import settings from os.path import dirname, join as pathjoin from django.core.template import Template, Context from django.utils.httpwrappers import HttpResponseServerError, HttpResponseNotFound HIDDEN_SETTINGS = re.compile('SECRET|PASSWORD') def technical_500_response(request, exc_type, exc_value, tb): """ Create a technical server error response. The last three arguments are the values returned from sys.exc_info() and friends. """ frames = [] while tb is not None: filename = tb.tb_frame.f_code.co_filename function = tb.tb_frame.f_code.co_name lineno = tb.tb_lineno - 1 pre_context_lineno, pre_context, context_line, post_context = _get_lines_from_file(filename, lineno, 7) frames.append({ 'tb' : tb, 'filename' : filename, 'function' : function, 'lineno' : lineno, 'vars' : tb.tb_frame.f_locals, 'id' : id(tb), 'pre_context' : pre_context, 'context_line' : context_line, 'post_context' : post_context, 'pre_context_lineno' : pre_context_lineno, }) tb = tb.tb_next # Turn the settings module into a dict, filtering out anything that # matches HIDDEN_SETTINGS along the way. settings_dict = {} for k in dir(settings): if k.isupper(): if HIDDEN_SETTINGS.search(k): settings_dict[k] = '********************' else: settings_dict[k] = getattr(settings, k) t = Template(TECHNICAL_500_TEMPLATE) c = Context({ 'exception_type' : exc_type.__name__, 'exception_value' : exc_value, 'frames' : frames, 'lastframe' : frames[-1], 'request' : request, 'request_protocol' : os.environ.get("HTTPS") == "on" and "https" or "http", 'settings' : settings_dict, }) return HttpResponseServerError(t.render(c)) def technical_404_response(request, exception): """ Create a technical 404 error response. The exception should be the Http404 exception. """ try: tried = exception.args[0]['tried'] except (IndexError, TypeError): tried = [] t = Template(TECHNICAL_404_TEMPLATE) c = Context({ 'root_urlconf' : settings.ROOT_URLCONF, 'urlpatterns' : tried, 'reason' : str(exception), 'request' : request, 'request_protocol' : os.environ.get("HTTPS") == "on" and "https" or "http", 'settings' : dict([(k, getattr(settings, k)) for k in dir(settings) if k.isupper()]), }) return HttpResponseNotFound(t.render(c)) def _get_lines_from_file(filename, lineno, context_lines): """ Returns context_lines before and after lineno from file. Returns (pre_context_lineno, pre_context, context_line, post_context). """ try: source = open(filename).readlines() lower_bound = max(0, lineno - context_lines) upper_bound = lineno + context_lines pre_context = [line.strip('\n') for line in source[lower_bound:lineno]] context_line = source[lineno].strip('\n') post_context = [line.strip('\n') for line in source[lineno+1:upper_bound]] return lower_bound, pre_context, context_line, post_context except (OSError, IOError): return None, [], None, [] # # Templates are embedded in the file so that we know the error handler will # always work even if the template loader is broken. # TECHNICAL_500_TEMPLATE = """ {{ exception_type }} at {{ request.path }}

{{ exception_type }} at {{ request.path }}

{{ exception_value }}

Request Method: {{ request.META.REQUEST_METHOD }}
Request URL: {{ request_protocol }}://{{ request.META.HTTP_HOST }}{{ request.path }}
Exception Type: {{ exception_type }}
Exception Value: {{ exception_value }}
Exception Location: {{ lastframe.filename }} in {{ lastframe.function }}, line {{ lastframe.lineno }}

Traceback (innermost last)

Request information

GET

{% if request.GET %} {% for var in request.GET.items %} {% endfor %}
Variable Value
{{ var.0 }}
{{ var.1|pprint|escape }}
{% else %}

No GET data

{% endif %}

POST

{% if request.POST %} {% for var in request.POST.items %} {% endfor %}
Variable Value
{{ var.0 }}
{{ var.1|pprint|escape }}
{% else %}

No POST data

{% endif %}

{% if request.COOKIES %} {% for var in request.COOKIES.items %} {% endfor %}
Variable Value
{{ var.0 }}
{{ var.1|pprint|escape }}
{% else %}

No cookie data

{% endif %}

META

{% for var in request.META.items|dictsort:"0" %} {% endfor %}
Variable Value
{{ var.0 }}
{{ var.1|pprint|escape }}

Settings

Using settings module {{ settings.SETTINGS_MODULE }}

{% for var in settings.items|dictsort:"0" %} {% endfor %}
Setting Value
{{ var.0 }}
{{ var.1|pprint|escape }}

You're seeing this error because you have DEBUG = True in your Django settings file. Change that to False, and Django will display a standard 500 page.

""" TECHNICAL_404_TEMPLATE = """ Page not found at {{ request.path }}

Page not found (404)

Request Method: {{ request.META.REQUEST_METHOD }}
Request URL: {{ request_protocol }}://{{ request.META.HTTP_HOST }}{{ request.path }}
{% if urlpatterns %}

Using the URLconf defined in {{ settings.ROOT_URLCONF }}, Django tried these URL patterns, in this order:

    {% for pattern in urlpatterns %}
  1. {{ pattern|escape }}
    2. {% endfor %}

The current URL, {{ request.path }}, didn't match any of these.

{% else %}

{{ reason|escape }}

{% endif %}

You're seeing this error because you have DEBUG = True in your Django settings file. Change that to False, and Django will display a standard 404 page.

"""