import sys
import weakref
from inspect import isawaitable
from sentry_sdk._compat import urlparse, reraise
from sentry_sdk.hub import Hub
from sentry_sdk.tracing import TRANSACTION_SOURCE_COMPONENT
from sentry_sdk.utils import (
capture_internal_exceptions,
event_from_exception,
HAS_REAL_CONTEXTVARS,
CONTEXTVARS_ERROR_MESSAGE,
parse_version,
)
from sentry_sdk.integrations import Integration, DidNotEnable
from sentry_sdk.integrations._wsgi_common import RequestExtractor, _filter_headers
from sentry_sdk.integrations.logging import ignore_logger
from sentry_sdk._types import TYPE_CHECKING
if TYPE_CHECKING:
from typing import Any
from typing import Callable
from typing import Optional
from typing import Union
from typing import Tuple
from typing import Dict
from sanic.request import Request, RequestParameters
from sentry_sdk._types import Event, EventProcessor, Hint
from sanic.router import Route
try:
from sanic import Sanic, __version__ as SANIC_VERSION
from sanic.exceptions import SanicException
from sanic.router import Router
from sanic.handlers import ErrorHandler
except ImportError:
raise DidNotEnable("Sanic not installed")
old_error_handler_lookup = ErrorHandler.lookup
old_handle_request = Sanic.handle_request
old_router_get = Router.get
try:
# This method was introduced in Sanic v21.9
old_startup = Sanic._startup
except AttributeError:
pass
class SanicIntegration(Integration):
identifier = "sanic"
version = None
@staticmethod
def setup_once():
# type: () -> None
SanicIntegration.version = parse_version(SANIC_VERSION)
if SanicIntegration.version is None:
raise DidNotEnable("Unparsable Sanic version: {}".format(SANIC_VERSION))
if SanicIntegration.version < (0, 8):
raise DidNotEnable("Sanic 0.8 or newer required.")
if not HAS_REAL_CONTEXTVARS:
# We better have contextvars or we're going to leak state between
# requests.
raise DidNotEnable(
"The sanic integration for Sentry requires Python 3.7+ "
" or the aiocontextvars package." + CONTEXTVARS_ERROR_MESSAGE
)
if SANIC_VERSION.startswith("0.8."):
# Sanic 0.8 and older creates a logger named "root" and puts a
# stringified version of every exception in there (without exc_info),
# which our error deduplication can't detect.
#
# We explicitly check the version here because it is a very
# invasive step to ignore this logger and not necessary in newer
# versions at all.
#
# https://github.com/huge-success/sanic/issues/1332
ignore_logger("root")
if SanicIntegration.version < (21, 9):
_setup_legacy_sanic()
return
_setup_sanic()
class SanicRequestExtractor(RequestExtractor):
def content_length(self):
# type: () -> int
if self.request.body is None:
return 0
return len(self.request.body)
def cookies(self):
# type: () -> Dict[str, str]
return dict(self.request.cookies)
def raw_data(self):
# type: () -> bytes
return self.request.body
def form(self):
# type: () -> RequestParameters
return self.request.form
def is_json(self):
# type: () -> bool
raise NotImplementedError()
def json(self):
# type: () -> Optional[Any]
return self.request.json
def files(self):
# type: () -> RequestParameters
return self.request.files
def size_of_file(self, file):
# type: (Any) -> int
return len(file.body or ())
def _setup_sanic():
# type: () -> None
Sanic._startup = _startup
ErrorHandler.lookup = _sentry_error_handler_lookup
def _setup_legacy_sanic():
# type: () -> None
Sanic.handle_request = _legacy_handle_request
Router.get = _legacy_router_get
ErrorHandler.lookup = _sentry_error_handler_lookup
async def _startup(self):
# type: (Sanic) -> None
# This happens about as early in the lifecycle as possible, just after the
# Request object is created. The body has not yet been consumed.
self.signal("http.lifecycle.request")(_hub_enter)
# This happens after the handler is complete. In v21.9 this signal is not
# dispatched when there is an exception. Therefore we need to close out
# and call _hub_exit from the custom exception handler as well.
# See https://github.com/sanic-org/sanic/issues/2297
self.signal("http.lifecycle.response")(_hub_exit)
# This happens inside of request handling immediately after the route
# has been identified by the router.
self.signal("http.routing.after")(_set_transaction)
# The above signals need to be declared before this can be called.
await old_startup(self)
async def _hub_enter(request):
# type: (Request) -> None
hub = Hub.current
request.ctx._sentry_do_integration = (
hub.get_integration(SanicIntegration) is not None
)
if not request.ctx._sentry_do_integration:
return
weak_request = weakref.ref(request)
request.ctx._sentry_hub = Hub(hub)
request.ctx._sentry_hub.__enter__()
with request.ctx._sentry_hub.configure_scope() as scope:
scope.clear_breadcrumbs()
scope.add_event_processor(_make_request_processor(weak_request))
async def _hub_exit(request, **_):
# type: (Request, **Any) -> None
request.ctx._sentry_hub.__exit__(None, None, None)
async def _set_transaction(request, route, **kwargs):
# type: (Request, Route, **Any) -> None
hub = Hub.current
if hub.get_integration(SanicIntegration) is not None:
with capture_internal_exceptions():
with hub.configure_scope() as scope:
route_name = route.name.replace(request.app.name, "").strip(".")
scope.set_transaction_name(
route_name, source=TRANSACTION_SOURCE_COMPONENT
)
def _sentry_error_handler_lookup(self, exception, *args, **kwargs):
# type: (Any, Exception, *Any, **Any) -> Optional[object]
_capture_exception(exception)
old_error_handler = old_error_handler_lookup(self, exception, *args, **kwargs)
if old_error_handler is None:
return None
if Hub.current.get_integration(SanicIntegration) is None:
return old_error_handler
async def sentry_wrapped_error_handler(request, exception):
# type: (Request, Exception) -> Any
try:
response = old_error_handler(request, exception)
if isawaitable(response):
response = await response
return response
except Exception:
# Report errors that occur in Sanic error handler. These
# exceptions will not even show up in Sanic's
# `sanic.exceptions` logger.
exc_info = sys.exc_info()
_capture_exception(exc_info)
reraise(*exc_info)
finally:
# As mentioned in previous comment in _startup, this can be removed
# after https://github.com/sanic-org/sanic/issues/2297 is resolved
if SanicIntegration.version and SanicIntegration.version == (21, 9):
await _hub_exit(request)
return sentry_wrapped_error_handler
async def _legacy_handle_request(self, request, *args, **kwargs):
# type: (Any, Request, *Any, **Any) -> Any
hub = Hub.current
if hub.get_integration(SanicIntegration) is None:
return old_handle_request(self, request, *args, **kwargs)
weak_request = weakref.ref(request)
with Hub(hub) as hub:
with hub.configure_scope() as scope:
scope.clear_breadcrumbs()
scope.add_event_processor(_make_request_processor(weak_request))
response = old_handle_request(self, request, *args, **kwargs)
if isawaitable(response):
response = await response
return response
def _legacy_router_get(self, *args):
# type: (Any, Union[Any, Request]) -> Any
rv = old_router_get(self, *args)
hub = Hub.current
if hub.get_integration(SanicIntegration) is not None:
with capture_internal_exceptions():
with hub.configure_scope() as scope:
if SanicIntegration.version and SanicIntegration.version >= (21, 3):
# Sanic versions above and including 21.3 append the app name to the
# route name, and so we need to remove it from Route name so the
# transaction name is consistent across all versions
sanic_app_name = self.ctx.app.name
sanic_route = rv[0].name
if sanic_route.startswith("%s." % sanic_app_name):
# We add a 1 to the len of the sanic_app_name because there is a dot
# that joins app name and the route name
# Format: app_name.route_name
sanic_route = sanic_route[len(sanic_app_name) + 1 :]
scope.set_transaction_name(
sanic_route, source=TRANSACTION_SOURCE_COMPONENT
)
else:
scope.set_transaction_name(
rv[0].__name__, source=TRANSACTION_SOURCE_COMPONENT
)
return rv
def _capture_exception(exception):
# type: (Union[Tuple[Optional[type], Optional[BaseException], Any], BaseException]) -> None
hub = Hub.current
integration = hub.get_integration(SanicIntegration)
if integration is None:
return
# If an integration is there, a client has to be there.
client = hub.client # type: Any
with capture_internal_exceptions():
event, hint = event_from_exception(
exception,
client_options=client.options,
mechanism={"type": "sanic", "handled": False},
)
hub.capture_event(event, hint=hint)
def _make_request_processor(weak_request):
# type: (Callable[[], Request]) -> EventProcessor
def sanic_processor(event, hint):
# type: (Event, Optional[Hint]) -> Optional[Event]
try:
if hint and issubclass(hint["exc_info"][0], SanicException):
return None
except KeyError:
pass
request = weak_request()
if request is None:
return event
with capture_internal_exceptions():
extractor = SanicRequestExtractor(request)
extractor.extract_into_event(event)
request_info = event["request"]
urlparts = urlparse.urlsplit(request.url)
request_info["url"] = "%s://%s%s" % (
urlparts.scheme,
urlparts.netloc,
urlparts.path,
)
request_info["query_string"] = urlparts.query
request_info["method"] = request.method
request_info["env"] = {"REMOTE_ADDR": request.remote_addr}
request_info["headers"] = _filter_headers(dict(request.headers))
return event
return sanic_processor
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