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dedupe.py
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63 lines (47 loc) · 1.86 KB
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import weakref
import sentry_sdk
from sentry_sdk.utils import ContextVar, logger
from sentry_sdk.integrations import Integration
from sentry_sdk.scope import add_global_event_processor
from typing import TYPE_CHECKING
if TYPE_CHECKING:
from typing import Optional
from sentry_sdk._types import Event, Hint
class DedupeIntegration(Integration):
identifier = "dedupe"
def __init__(self) -> None:
self._last_seen = ContextVar("last-seen")
@staticmethod
def setup_once() -> None:
@add_global_event_processor
def processor(event: "Event", hint: "Optional[Hint]") -> "Optional[Event]":
if hint is None:
return event
integration = sentry_sdk.get_client().get_integration(DedupeIntegration)
if integration is None:
return event
exc_info = hint.get("exc_info", None)
if exc_info is None:
return event
last_seen = integration._last_seen.get(None)
if last_seen is not None:
# last_seen is either a weakref or the original instance
last_seen = (
last_seen() if isinstance(last_seen, weakref.ref) else last_seen
)
exc = exc_info[1]
if last_seen is exc:
logger.info("DedupeIntegration dropped duplicated error event %s", exc)
return None
# we can only weakref non builtin types
try:
integration._last_seen.set(weakref.ref(exc))
except TypeError:
integration._last_seen.set(exc)
return event
@staticmethod
def reset_last_seen() -> None:
integration = sentry_sdk.get_client().get_integration(DedupeIntegration)
if integration is None:
return
integration._last_seen.set(None)