def _render_exception(e: Exception, title: str) -> Response:
if plain_error():
html.set_output_format("text")
if title:
title = "%s: " % title
html.write("%s%s\n" % (title, e))
elif not fail_silently():
html.header(title, Breadcrumb())
html.show_error(str(e))
html.footer()
return html.response
def _render_exception(e: Exception, title: str) -> Response:
if plain_error():
return Response(
response=[
"%s%s\n" % (("%s: " % title) if title else "", e),
],
mimetype="text/plain",
)
if not fail_silently():
html.header(title, Breadcrumb())
html.show_error(str(e))
html.footer()
return response
def _process_request(environ, start_response) -> Response: # pylint: disable=too-many-branches
try:
html.init_modes()
# Make sure all plugins are available as early as possible. At least
# we need the plugins (i.e. the permissions declared in these) at the
# time before the first login for generating auth.php.
load_all_plugins()
page_handler = get_and_wrap_page(html.myfile)
response = page_handler()
# If page_handler didn't raise we assume everything is OK.
response.status_code = http_client.OK
except HTTPRedirect as e:
# This can't be a new Response as it can have already cookies set/deleted by the pages.
# We can't return the response because the Exception has been raised instead.
# TODO: Remove all HTTPRedirect exceptions from all pages. Making the Exception a subclass
# of Response may also work as it can then be directly returned from here.
response = html.response
response.status_code = e.status
response.headers["Location"] = e.url
except FinalizeRequest as e:
# TODO: Remove all FinalizeRequest exceptions from all pages and replace it with a `return`.
# It may be necessary to rewire the control-flow a bit as this exception could have
# been used to short-circuit some code and jump directly to the response. This
# needs to be changed as well.
response = html.response
response.status_code = e.status
except livestatus.MKLivestatusNotFoundError as e:
response = _render_exception(e, title=_("Data not found"))
except MKUserError as e:
response = _render_exception(e, title=_("Invalid user Input"))
except MKAuthException as e:
response = _render_exception(e, title=_("Permission denied"))
except livestatus.MKLivestatusException as e:
response = _render_exception(e, title=_("Livestatus problem"))
response.status_code = http_client.BAD_GATEWAY
except MKUnauthenticatedException as e:
response = _render_exception(e, title=_("Not authenticated"))
response.status_code = http_client.UNAUTHORIZED
except MKConfigError as e:
response = _render_exception(e, title=_("Configuration error"))
logger.error("MKConfigError: %s", e)
except MKGeneralException as e:
response = _render_exception(e, title=_("General error"))
logger.error("MKGeneralException: %s", e)
except Exception:
crash_reporting.handle_exception_as_gui_crash_report(
plain_error=plain_error(),
fail_silently=fail_silently(),
show_crash_link=getattr(g, "may_see_crash_reports", False))
# This needs to be cleaned up.
response = html.response
return response(environ, start_response)