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Mini Shell
from __future__ import absolute_import
import weakref
from sentry_sdk.hub import Hub, _should_send_default_pii
from sentry_sdk.utils import capture_internal_exceptions, event_from_exception
from sentry_sdk.integrations import Integration
from sentry_sdk.integrations.wsgi import SentryWsgiMiddleware
from sentry_sdk.integrations._wsgi_common import RequestExtractor
if False:
from sentry_sdk.integrations.wsgi import _ScopedResponse
from typing import Any
from typing import Dict
from werkzeug.datastructures import ImmutableTypeConversionDict
from werkzeug.datastructures import ImmutableMultiDict
from werkzeug.datastructures import FileStorage
from typing import Union
from typing import Callable
try:
import flask_login # type: ignore
except ImportError:
flask_login = None
from flask import Request, Flask, _request_ctx_stack, _app_ctx_stack # type: ignore
from flask.signals import (
appcontext_pushed,
appcontext_tearing_down,
got_request_exception,
request_started,
)
class FlaskIntegration(Integration):
identifier = "flask"
transaction_style = None
def __init__(self, transaction_style="endpoint"):
# type: (str) -> None
TRANSACTION_STYLE_VALUES = ("endpoint", "url")
if transaction_style not in TRANSACTION_STYLE_VALUES:
raise ValueError(
"Invalid value for transaction_style: %s (must be in %s)"
% (transaction_style, TRANSACTION_STYLE_VALUES)
)
self.transaction_style = transaction_style
@staticmethod
def setup_once():
# type: () -> None
appcontext_pushed.connect(_push_appctx)
appcontext_tearing_down.connect(_pop_appctx)
request_started.connect(_request_started)
got_request_exception.connect(_capture_exception)
old_app = Flask.__call__
def sentry_patched_wsgi_app(self, environ, start_response):
# type: (Any, Dict[str, str], Callable) -> _ScopedResponse
if Hub.current.get_integration(FlaskIntegration) is None:
return old_app(self, environ, start_response)
return SentryWsgiMiddleware(lambda *a, **kw: old_app(self, *a, **kw))(
environ, start_response
)
Flask.__call__ = sentry_patched_wsgi_app # type: ignore
def _push_appctx(*args, **kwargs):
# type: (*Flask, **Any) -> None
hub = Hub.current
if hub.get_integration(FlaskIntegration) is not None:
# always want to push scope regardless of whether WSGI app might already
# have (not the case for CLI for example)
scope_manager = hub.push_scope()
scope_manager.__enter__()
_app_ctx_stack.top.sentry_sdk_scope_manager = scope_manager
with hub.configure_scope() as scope:
scope._name = "flask"
def _pop_appctx(*args, **kwargs):
# type: (*Flask, **Any) -> None
scope_manager = getattr(_app_ctx_stack.top, "sentry_sdk_scope_manager", None)
if scope_manager is not None:
scope_manager.__exit__(None, None, None)
def _request_started(sender, **kwargs):
# type: (Flask, **Any) -> None
hub = Hub.current
integration = hub.get_integration(FlaskIntegration)
if integration is None:
return
weak_request = weakref.ref(_request_ctx_stack.top.request)
app = _app_ctx_stack.top.app
with hub.configure_scope() as scope:
scope.add_event_processor(
_make_request_event_processor( # type: ignore
app, weak_request, integration
)
)
class FlaskRequestExtractor(RequestExtractor):
def env(self):
# type: () -> Dict[str, str]
return self.request.environ
def cookies(self):
# type: () -> ImmutableTypeConversionDict
return self.request.cookies
def raw_data(self):
# type: () -> bytes
return self.request.data
def form(self):
# type: () -> ImmutableMultiDict
return self.request.form
def files(self):
# type: () -> ImmutableMultiDict
return self.request.files
def is_json(self):
return self.request.is_json
def json(self):
return self.request.get_json()
def size_of_file(self, file):
# type: (FileStorage) -> int
return file.content_length
def _make_request_event_processor(app, weak_request, integration):
# type: (Flask, Callable[[], Request], FlaskIntegration) -> Callable
def inner(event, hint):
# type: (Dict[str, Any], Dict[str, Any]) -> Dict[str, Any]
request = weak_request()
# if the request is gone we are fine not logging the data from
# it. This might happen if the processor is pushed away to
# another thread.
if request is None:
return event
try:
if integration.transaction_style == "endpoint":
event["transaction"] = request.url_rule.endpoint # type: ignore
elif integration.transaction_style == "url":
event["transaction"] = request.url_rule.rule # type: ignore
except Exception:
pass
with capture_internal_exceptions():
FlaskRequestExtractor(request).extract_into_event(event)
if _should_send_default_pii():
with capture_internal_exceptions():
_add_user_to_event(event)
return event
return inner
def _capture_exception(sender, exception, **kwargs):
# type: (Flask, Union[ValueError, BaseException], **Any) -> None
hub = Hub.current
if hub.get_integration(FlaskIntegration) is None:
return
event, hint = event_from_exception(
exception,
client_options=hub.client.options,
mechanism={"type": "flask", "handled": False},
)
hub.capture_event(event, hint=hint)
def _add_user_to_event(event):
# type: (Dict[str, Any]) -> None
if flask_login is None:
return
user = flask_login.current_user
if user is None:
return
with capture_internal_exceptions():
# Access this object as late as possible as accessing the user
# is relatively costly
user_info = event.setdefault("user", {})
try:
user_info["id"] = user.get_id()
# TODO: more configurable user attrs here
except AttributeError:
# might happen if:
# - flask_login could not be imported
# - flask_login is not configured
# - no user is logged in
pass
# The following attribute accesses are ineffective for the general
# Flask-Login case, because the User interface of Flask-Login does not
# care about anything but the ID. However, Flask-User (based on
# Flask-Login) documents a few optional extra attributes.
#
# https://github.com/lingthio/Flask-User/blob/a379fa0a281789618c484b459cb41236779b95b1/docs/source/data_models.rst#fixed-data-model-property-names
try:
user_info["email"] = user_info["username"] = user.email
except Exception:
pass
try:
user_info["username"] = user.username
except Exception:
pass
Zerion Mini Shell 1.0