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from __future__ import absolute_import
import sys
import types
from functools import wraps
from sentry_sdk.hub import Hub
from sentry_sdk._compat import reraise
from sentry_sdk.utils import capture_internal_exceptions, event_from_exception
from sentry_sdk.integrations import Integration
from sentry_sdk.integrations.logging import ignore_logger
from sentry_sdk._types import MYPY
if MYPY:
from typing import Any
from typing import Iterator
from typing import TypeVar
from typing import Optional
from typing import Callable
from sentry_sdk.client import Client
from sentry_sdk._types import ExcInfo
T = TypeVar("T")
F = TypeVar("F", bound=Callable[..., Any])
WRAPPED_FUNC = "_wrapped_{}_"
INSPECT_FUNC = "_inspect_{}" # Required format per apache_beam/transforms/core.py
USED_FUNC = "_sentry_used_"
class BeamIntegration(Integration):
identifier = "beam"
@staticmethod
def setup_once():
# type: () -> None
from apache_beam.transforms.core import DoFn, ParDo # type: ignore
ignore_logger("root")
ignore_logger("bundle_processor.create")
function_patches = ["process", "start_bundle", "finish_bundle", "setup"]
for func_name in function_patches:
setattr(
DoFn,
INSPECT_FUNC.format(func_name),
_wrap_inspect_call(DoFn, func_name),
)
old_init = ParDo.__init__
def sentry_init_pardo(self, fn, *args, **kwargs):
# type: (ParDo, Any, *Any, **Any) -> Any
# Do not monkey patch init twice
if not getattr(self, "_sentry_is_patched", False):
for func_name in function_patches:
if not hasattr(fn, func_name):
continue
wrapped_func = WRAPPED_FUNC.format(func_name)
# Check to see if inspect is set and process is not
# to avoid monkey patching process twice.
# Check to see if function is part of object for
# backwards compatibility.
process_func = getattr(fn, func_name)
inspect_func = getattr(fn, INSPECT_FUNC.format(func_name))
if not getattr(inspect_func, USED_FUNC, False) and not getattr(
process_func, USED_FUNC, False
):
setattr(fn, wrapped_func, process_func)
setattr(fn, func_name, _wrap_task_call(process_func))
self._sentry_is_patched = True
old_init(self, fn, *args, **kwargs)
ParDo.__init__ = sentry_init_pardo
def _wrap_inspect_call(cls, func_name):
# type: (Any, Any) -> Any
from apache_beam.typehints.decorators import getfullargspec # type: ignore
if not hasattr(cls, func_name):
return None
def _inspect(self):
# type: (Any) -> Any
"""
Inspect function overrides the way Beam gets argspec.
"""
wrapped_func = WRAPPED_FUNC.format(func_name)
if hasattr(self, wrapped_func):
process_func = getattr(self, wrapped_func)
else:
process_func = getattr(self, func_name)
setattr(self, func_name, _wrap_task_call(process_func))
setattr(self, wrapped_func, process_func)
# getfullargspec is deprecated in more recent beam versions and get_function_args_defaults
# (which uses Signatures internally) should be used instead.
try:
from apache_beam.transforms.core import get_function_args_defaults
return get_function_args_defaults(process_func)
except ImportError:
return getfullargspec(process_func)
setattr(_inspect, USED_FUNC, True)
return _inspect
def _wrap_task_call(func):
# type: (F) -> F
"""
Wrap task call with a try catch to get exceptions.
Pass the client on to raise_exception so it can get rebinded.
"""
client = Hub.current.client
@wraps(func)
def _inner(*args, **kwargs):
# type: (*Any, **Any) -> Any
try:
gen = func(*args, **kwargs)
except Exception:
raise_exception(client)
if not isinstance(gen, types.GeneratorType):
return gen
return _wrap_generator_call(gen, client)
setattr(_inner, USED_FUNC, True)
return _inner # type: ignore
def _capture_exception(exc_info, hub):
# type: (ExcInfo, Hub) -> None
"""
Send Beam exception to Sentry.
"""
integration = hub.get_integration(BeamIntegration)
if integration is None:
return
client = hub.client
if client is None:
return
event, hint = event_from_exception(
exc_info,
client_options=client.options,
mechanism={"type": "beam", "handled": False},
)
hub.capture_event(event, hint=hint)
def raise_exception(client):
# type: (Optional[Client]) -> None
"""
Raise an exception. If the client is not in the hub, rebind it.
"""
hub = Hub.current
if hub.client is None:
hub.bind_client(client)
exc_info = sys.exc_info()
with capture_internal_exceptions():
_capture_exception(exc_info, hub)
reraise(*exc_info)
def _wrap_generator_call(gen, client):
# type: (Iterator[T], Optional[Client]) -> Iterator[T]
"""
Wrap the generator to handle any failures.
"""
while True:
try:
yield next(gen)
except StopIteration:
break
except Exception:
raise_exception(client)
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