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"""
Instrumentation for Django 3.0
Since this file contains `async def` it is conditionally imported in
`sentry_sdk.integrations.django` (depending on the existence of
`django.core.handlers.asgi`.
"""
from sentry_sdk import Hub, _functools
from sentry_sdk._types import MYPY
from sentry_sdk.integrations.asgi import SentryAsgiMiddleware
if MYPY:
from typing import Any
from typing import Union
from django.http.response import HttpResponse
def patch_django_asgi_handler_impl(cls):
# type: (Any) -> None
from sentry_sdk.integrations.django import DjangoIntegration
old_app = cls.__call__
async def sentry_patched_asgi_handler(self, scope, receive, send):
# type: (Any, Any, Any, Any) -> Any
if Hub.current.get_integration(DjangoIntegration) is None:
return await old_app(self, scope, receive, send)
middleware = SentryAsgiMiddleware(
old_app.__get__(self, cls), unsafe_context_data=True
)._run_asgi3
return await middleware(scope, receive, send)
cls.__call__ = sentry_patched_asgi_handler
def patch_get_response_async(cls, _before_get_response):
# type: (Any, Any) -> None
old_get_response_async = cls.get_response_async
async def sentry_patched_get_response_async(self, request):
# type: (Any, Any) -> Union[HttpResponse, BaseException]
_before_get_response(request)
return await old_get_response_async(self, request)
cls.get_response_async = sentry_patched_get_response_async
def patch_channels_asgi_handler_impl(cls):
# type: (Any) -> None
import channels # type: ignore
from sentry_sdk.integrations.django import DjangoIntegration
if channels.__version__ < "3.0.0":
old_app = cls.__call__
async def sentry_patched_asgi_handler(self, receive, send):
# type: (Any, Any, Any) -> Any
if Hub.current.get_integration(DjangoIntegration) is None:
return await old_app(self, receive, send)
middleware = SentryAsgiMiddleware(
lambda _scope: old_app.__get__(self, cls), unsafe_context_data=True
)
return await middleware(self.scope)(receive, send)
cls.__call__ = sentry_patched_asgi_handler
else:
# The ASGI handler in Channels >= 3 has the same signature as
# the Django handler.
patch_django_asgi_handler_impl(cls)
def wrap_async_view(hub, callback):
# type: (Hub, Any) -> Any
@_functools.wraps(callback)
async def sentry_wrapped_callback(request, *args, **kwargs):
# type: (Any, *Any, **Any) -> Any
with hub.start_span(
op="django.view", description=request.resolver_match.view_name
):
return await callback(request, *args, **kwargs)
return sentry_wrapped_callback
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