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import weakref
import contextlib
from inspect import iscoroutinefunction
from sentry_sdk.api import continue_trace
from sentry_sdk.consts import OP
from sentry_sdk.hub import Hub, _should_send_default_pii
from sentry_sdk.tracing import (
TRANSACTION_SOURCE_COMPONENT,
TRANSACTION_SOURCE_ROUTE,
)
from sentry_sdk.utils import (
HAS_REAL_CONTEXTVARS,
CONTEXTVARS_ERROR_MESSAGE,
event_from_exception,
capture_internal_exceptions,
transaction_from_function,
)
from sentry_sdk.integrations import Integration, DidNotEnable
from sentry_sdk.integrations._wsgi_common import (
RequestExtractor,
_filter_headers,
_is_json_content_type,
)
from sentry_sdk.integrations.logging import ignore_logger
from sentry_sdk._compat import iteritems
try:
from tornado import version_info as TORNADO_VERSION
from tornado.web import RequestHandler, HTTPError
from tornado.gen import coroutine
except ImportError:
raise DidNotEnable("Tornado not installed")
from sentry_sdk._types import TYPE_CHECKING
if TYPE_CHECKING:
from typing import Any
from typing import Optional
from typing import Dict
from typing import Callable
from typing import Generator
from sentry_sdk._types import EventProcessor
class TornadoIntegration(Integration):
identifier = "tornado"
@staticmethod
def setup_once():
# type: () -> None
if TORNADO_VERSION < (5, 0):
raise DidNotEnable("Tornado 5+ required")
if not HAS_REAL_CONTEXTVARS:
# Tornado is async. We better have contextvars or we're going to leak
# state between requests.
raise DidNotEnable(
"The tornado integration for Sentry requires Python 3.7+ or the aiocontextvars package"
+ CONTEXTVARS_ERROR_MESSAGE
)
ignore_logger("tornado.access")
old_execute = RequestHandler._execute
awaitable = iscoroutinefunction(old_execute)
if awaitable:
# Starting Tornado 6 RequestHandler._execute method is a standard Python coroutine (async/await)
# In that case our method should be a coroutine function too
async def sentry_execute_request_handler(self, *args, **kwargs):
# type: (RequestHandler, *Any, **Any) -> Any
with _handle_request_impl(self):
return await old_execute(self, *args, **kwargs)
else:
@coroutine # type: ignore
def sentry_execute_request_handler(self, *args, **kwargs):
# type: (RequestHandler, *Any, **Any) -> Any
with _handle_request_impl(self):
result = yield from old_execute(self, *args, **kwargs)
return result
RequestHandler._execute = sentry_execute_request_handler
old_log_exception = RequestHandler.log_exception
def sentry_log_exception(self, ty, value, tb, *args, **kwargs):
# type: (Any, type, BaseException, Any, *Any, **Any) -> Optional[Any]
_capture_exception(ty, value, tb)
return old_log_exception(self, ty, value, tb, *args, **kwargs)
RequestHandler.log_exception = sentry_log_exception
@contextlib.contextmanager
def _handle_request_impl(self):
# type: (RequestHandler) -> Generator[None, None, None]
hub = Hub.current
integration = hub.get_integration(TornadoIntegration)
if integration is None:
yield
weak_handler = weakref.ref(self)
with Hub(hub) as hub:
headers = self.request.headers
with hub.configure_scope() as scope:
scope.clear_breadcrumbs()
processor = _make_event_processor(weak_handler)
scope.add_event_processor(processor)
transaction = continue_trace(
headers,
op=OP.HTTP_SERVER,
# Like with all other integrations, this is our
# fallback transaction in case there is no route.
# sentry_urldispatcher_resolve is responsible for
# setting a transaction name later.
name="generic Tornado request",
source=TRANSACTION_SOURCE_ROUTE,
)
with hub.start_transaction(
transaction, custom_sampling_context={"tornado_request": self.request}
):
yield
def _capture_exception(ty, value, tb):
# type: (type, BaseException, Any) -> None
hub = Hub.current
if hub.get_integration(TornadoIntegration) is None:
return
if isinstance(value, HTTPError):
return
# If an integration is there, a client has to be there.
client = hub.client # type: Any
event, hint = event_from_exception(
(ty, value, tb),
client_options=client.options,
mechanism={"type": "tornado", "handled": False},
)
hub.capture_event(event, hint=hint)
def _make_event_processor(weak_handler):
# type: (Callable[[], RequestHandler]) -> EventProcessor
def tornado_processor(event, hint):
# type: (Dict[str, Any], Dict[str, Any]) -> Dict[str, Any]
handler = weak_handler()
if handler is None:
return event
request = handler.request
with capture_internal_exceptions():
method = getattr(handler, handler.request.method.lower())
event["transaction"] = transaction_from_function(method)
event["transaction_info"] = {"source": TRANSACTION_SOURCE_COMPONENT}
with capture_internal_exceptions():
extractor = TornadoRequestExtractor(request)
extractor.extract_into_event(event)
request_info = event["request"]
request_info["url"] = "%s://%s%s" % (
request.protocol,
request.host,
request.path,
)
request_info["query_string"] = request.query
request_info["method"] = request.method
request_info["env"] = {"REMOTE_ADDR": request.remote_ip}
request_info["headers"] = _filter_headers(dict(request.headers))
with capture_internal_exceptions():
if handler.current_user and _should_send_default_pii():
event.setdefault("user", {}).setdefault("is_authenticated", True)
return event
return tornado_processor
class TornadoRequestExtractor(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 {k: v.value for k, v in iteritems(self.request.cookies)}
def raw_data(self):
# type: () -> bytes
return self.request.body
def form(self):
# type: () -> Dict[str, Any]
return {
k: [v.decode("latin1", "replace") for v in vs]
for k, vs in iteritems(self.request.body_arguments)
}
def is_json(self):
# type: () -> bool
return _is_json_content_type(self.request.headers.get("content-type"))
def files(self):
# type: () -> Dict[str, Any]
return {k: v[0] for k, v in iteritems(self.request.files) if v}
def size_of_file(self, file):
# type: (Any) -> int
return len(file.body or ())
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