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rq.py

import weakref

import sentry_sdk
from sentry_sdk.consts import OP
from sentry_sdk.api import continue_trace
from sentry_sdk.integrations import _check_minimum_version, DidNotEnable, Integration
from sentry_sdk.integrations.logging import ignore_logger
from sentry_sdk.tracing import TransactionSource
from sentry_sdk.utils import (
    capture_internal_exceptions,
    ensure_integration_enabled,
    event_from_exception,
    format_timestamp,
    parse_version,
)

try:
    from rq.queue import Queue
    from rq.timeouts import JobTimeoutException
    from rq.version import VERSION as RQ_VERSION
    from rq.worker import Worker
    from rq.job import JobStatus
except ImportError:
    raise DidNotEnable("RQ not installed")

from typing import TYPE_CHECKING

if TYPE_CHECKING:
    from typing import Any, Callable

from sentry_sdk._types import Event, EventProcessor
    from sentry_sdk.utils import ExcInfo

from rq.job import Job

class RqIntegration(Integration):
    identifier = "rq"
    origin = f"auto.queue.{identifier}"

@staticmethod
    def setup_once():
        # type: () -> None
        version = parse_version(RQ_VERSION)
        _check_minimum_version(RqIntegration, version)

old_perform_job = Worker.perform_job

@ensure_integration_enabled(RqIntegration, old_perform_job)
        def sentry_patched_perform_job(self, job, *args, **kwargs):
            # type: (Any, Job, *Queue, **Any) -> bool
            with sentry_sdk.new_scope() as scope:
                scope.clear_breadcrumbs()
                scope.add_event_processor(_make_event_processor(weakref.ref(job)))

transaction = continue_trace(
                    job.meta.get("_sentry_trace_headers") or {},
                    op=OP.QUEUE_TASK_RQ,
                    name="unknown RQ task",
                    source=TransactionSource.TASK,
                    origin=RqIntegration.origin,
                )

with capture_internal_exceptions():
                    transaction.name = job.func_name

with sentry_sdk.start_transaction(
                    transaction,
                    custom_sampling_context={"rq_job": job},
                ):
                    rv = old_perform_job(self, job, *args, **kwargs)

if self.is_horse:
                # We're inside of a forked process and RQ is
                # about to call `os._exit`. Make sure that our
                # events get sent out.
                sentry_sdk.get_client().flush()

return rv

Worker.perform_job = sentry_patched_perform_job

old_handle_exception = Worker.handle_exception

def sentry_patched_handle_exception(self, job, *exc_info, **kwargs):
            # type: (Worker, Any, *Any, **Any) -> Any
            retry = (
                hasattr(job, "retries_left")
                and job.retries_left
                and job.retries_left > 0
            )
            failed = job._status == JobStatus.FAILED or job.is_failed
            if failed and not retry:
                _capture_exception(exc_info)

return old_handle_exception(self, job, *exc_info, **kwargs)

Worker.handle_exception = sentry_patched_handle_exception

old_enqueue_job = Queue.enqueue_job

@ensure_integration_enabled(RqIntegration, old_enqueue_job)
        def sentry_patched_enqueue_job(self, job, **kwargs):
            # type: (Queue, Any, **Any) -> Any
            scope = sentry_sdk.get_current_scope()
            if scope.span is not None:
                job.meta["_sentry_trace_headers"] = dict(
                    scope.iter_trace_propagation_headers()
                )

return old_enqueue_job(self, job, **kwargs)

Queue.enqueue_job = sentry_patched_enqueue_job

ignore_logger("rq.worker")

def _make_event_processor(weak_job):
    # type: (Callable[[], Job]) -> EventProcessor
    def event_processor(event, hint):
        # type: (Event, dict[str, Any]) -> Event
        job = weak_job()
        if job is not None:
            with capture_internal_exceptions():
                extra = event.setdefault("extra", {})
                rq_job = {
                    "job_id": job.id,
                    "func": job.func_name,
                    "args": job.args,
                    "kwargs": job.kwargs,
                    "description": job.description,
                }

if job.enqueued_at:
                    rq_job["enqueued_at"] = format_timestamp(job.enqueued_at)
                if job.started_at:
                    rq_job["started_at"] = format_timestamp(job.started_at)

extra["rq-job"] = rq_job

if "exc_info" in hint:
            with capture_internal_exceptions():
                if issubclass(hint["exc_info"][0], JobTimeoutException):
                    event["fingerprint"] = ["rq", "JobTimeoutException", job.func_name]

return event

return event_processor

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={"type": "rq", "handled": False},
    )

sentry_sdk.capture_event(event, hint=hint)

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