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ray.py

import inspect
import functools
import sys

import sentry_sdk
from sentry_sdk.consts import OP, SPANSTATUS
from sentry_sdk.integrations import _check_minimum_version, DidNotEnable, Integration
from sentry_sdk.tracing import TransactionSource
from sentry_sdk.utils import (
    event_from_exception,
    logger,
    package_version,
    qualname_from_function,
    reraise,
)

try:
    import ray  # type: ignore[import-not-found]
except ImportError:
    raise DidNotEnable("Ray not installed.")

from typing import TYPE_CHECKING

if TYPE_CHECKING:
    from collections.abc import Callable
    from typing import Any, Optional
    from sentry_sdk.utils import ExcInfo

def _check_sentry_initialized():
    # type: () -> None
    if sentry_sdk.get_client().is_active():
        return

logger.debug(
        "[Tracing] Sentry not initialized in ray cluster worker, performance data will be discarded."
    )

def _patch_ray_remote():
    # type: () -> None
    old_remote = ray.remote

@functools.wraps(old_remote)
    def new_remote(f=None, *args, **kwargs):
        # type: (Optional[Callable[..., Any]], *Any, **Any) -> Callable[..., Any]

if inspect.isclass(f):
            # Ray Actors
            # (https://docs.ray.io/en/latest/ray-core/actors.html)
            # are not supported
            # (Only Ray Tasks are supported)
            return old_remote(f, *args, **kwargs)

def wrapper(user_f):
            # type: (Callable[..., Any]) -> Any
            @functools.wraps(user_f)
            def new_func(*f_args, _sentry_tracing=None, **f_kwargs):
                # type: (Any, Optional[dict[str, Any]], Any) -> Any
                _check_sentry_initialized()

transaction = sentry_sdk.continue_trace(
                    _sentry_tracing or {},
                    op=OP.QUEUE_TASK_RAY,
                    name=qualname_from_function(user_f),
                    origin=RayIntegration.origin,
                    source=TransactionSource.TASK,
                )

with sentry_sdk.start_transaction(transaction) as transaction:
                    try:
                        result = user_f(*f_args, **f_kwargs)
                        transaction.set_status(SPANSTATUS.OK)
                    except Exception:
                        transaction.set_status(SPANSTATUS.INTERNAL_ERROR)
                        exc_info = sys.exc_info()
                        _capture_exception(exc_info)
                        reraise(*exc_info)

return result

# Patching new_func signature to add the _sentry_tracing parameter to it
            # Ray later inspects the signature and finds the unexpected parameter otherwise
            signature = inspect.signature(new_func)
            params = list(signature.parameters.values())
            params.append(
                inspect.Parameter(
                    "_sentry_tracing",
                    kind=inspect.Parameter.KEYWORD_ONLY,
                    default=None,
                )
            )
            new_func.__signature__ = signature.replace(parameters=params)  # type: ignore[attr-defined]

if f:
                rv = old_remote(new_func)
            else:
                rv = old_remote(*args, **kwargs)(new_func)
            old_remote_method = rv.remote

def _remote_method_with_header_propagation(*args, **kwargs):
                # type: (*Any, **Any) -> Any
                """
                Ray Client
                """
                with sentry_sdk.start_span(
                    op=OP.QUEUE_SUBMIT_RAY,
                    name=qualname_from_function(user_f),
                    origin=RayIntegration.origin,
                ) as span:
                    tracing = {
                        k: v
                        for k, v in sentry_sdk.get_current_scope().iter_trace_propagation_headers()
                    }
                    try:
                        result = old_remote_method(
                            *args, **kwargs, _sentry_tracing=tracing
                        )
                        span.set_status(SPANSTATUS.OK)
                    except Exception:
                        span.set_status(SPANSTATUS.INTERNAL_ERROR)
                        exc_info = sys.exc_info()
                        _capture_exception(exc_info)
                        reraise(*exc_info)

return result

rv.remote = _remote_method_with_header_propagation

return rv

if f is not None:
            return wrapper(f)
        else:
            return wrapper

ray.remote = new_remote

def _capture_exception(exc_info, **kwargs):
    # type: (ExcInfo, **Any) -> None
    client = sentry_sdk.get_client()

event, hint = event_from_exception(
        exc_info,
        client_options=client.options,
        mechanism={
            "handled": False,
            "type": RayIntegration.identifier,
        },
    )
    sentry_sdk.capture_event(event, hint=hint)

class RayIntegration(Integration):
    identifier = "ray"
    origin = f"auto.queue.{identifier}"

@staticmethod
    def setup_once():
        # type: () -> None
        version = package_version("ray")
        _check_minimum_version(RayIntegration, version)

_patch_ray_remote()

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