File: test_rq.py

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from unittest import mock

import pytest
import rq
from fakeredis import FakeStrictRedis

import sentry_sdk
from sentry_sdk import start_transaction
from sentry_sdk.integrations.rq import RqIntegration
from sentry_sdk.utils import parse_version


@pytest.fixture(autouse=True)
def _patch_rq_get_server_version(monkeypatch):
    """
    Patch RQ lower than 1.5.1 to work with fakeredis.

    https://github.com/jamesls/fakeredis/issues/273
    """
    try:
        from distutils.version import StrictVersion
    except ImportError:
        return

    if parse_version(rq.VERSION) <= (1, 5, 1):
        for k in (
            "rq.job.Job.get_redis_server_version",
            "rq.worker.Worker.get_redis_server_version",
        ):
            try:
                monkeypatch.setattr(k, lambda _: StrictVersion("4.0.0"))
            except AttributeError:
                # old RQ Job/Worker doesn't have a get_redis_server_version attr
                pass


def crashing_job(foo):
    1 / 0


def chew_up_shoes(dog, human, shoes):
    raise Exception("{}!! Why did you eat {}'s {}??".format(dog, human, shoes))


def do_trick(dog, trick):
    return "{}, can you {}? Good dog!".format(dog, trick)


def test_basic(sentry_init, capture_events):
    sentry_init(integrations=[RqIntegration()])
    events = capture_events()

    queue = rq.Queue(connection=FakeStrictRedis())
    worker = rq.SimpleWorker([queue], connection=queue.connection)

    queue.enqueue(crashing_job, foo=42)
    worker.work(burst=True)

    (event,) = events

    (exception,) = event["exception"]["values"]
    assert exception["type"] == "ZeroDivisionError"
    assert exception["mechanism"]["type"] == "rq"
    assert exception["stacktrace"]["frames"][-1]["vars"]["foo"] == "42"

    assert event["transaction"] == "tests.integrations.rq.test_rq.crashing_job"

    extra = event["extra"]["rq-job"]
    assert extra["args"] == []
    assert extra["kwargs"] == {"foo": 42}
    assert extra["description"] == "tests.integrations.rq.test_rq.crashing_job(foo=42)"
    assert extra["func"] == "tests.integrations.rq.test_rq.crashing_job"
    assert "job_id" in extra
    assert "enqueued_at" in extra

    # older versions don't persist started_at correctly
    if tuple(map(int, rq.VERSION.split("."))) >= (0, 9):
        assert "started_at" in extra


def test_transport_shutdown(sentry_init, capture_events_forksafe):
    sentry_init(integrations=[RqIntegration()])

    events = capture_events_forksafe()

    queue = rq.Queue(connection=FakeStrictRedis())
    worker = rq.Worker([queue], connection=queue.connection)

    queue.enqueue(crashing_job, foo=42)
    worker.work(burst=True)

    event = events.read_event()
    events.read_flush()

    (exception,) = event["exception"]["values"]
    assert exception["type"] == "ZeroDivisionError"


def test_transaction_with_error(
    sentry_init, capture_events, DictionaryContaining  # noqa:N803
):
    sentry_init(integrations=[RqIntegration()], traces_sample_rate=1.0)
    events = capture_events()

    queue = rq.Queue(connection=FakeStrictRedis())
    worker = rq.SimpleWorker([queue], connection=queue.connection)

    queue.enqueue(chew_up_shoes, "Charlie", "Katie", shoes="flip-flops")
    worker.work(burst=True)

    error_event, envelope = events

    assert error_event["transaction"] == "tests.integrations.rq.test_rq.chew_up_shoes"
    assert error_event["contexts"]["trace"]["op"] == "queue.task.rq"
    assert error_event["exception"]["values"][0]["type"] == "Exception"
    assert (
        error_event["exception"]["values"][0]["value"]
        == "Charlie!! Why did you eat Katie's flip-flops??"
    )

    assert envelope["type"] == "transaction"
    assert envelope["contexts"]["trace"] == error_event["contexts"]["trace"]
    assert envelope["transaction"] == error_event["transaction"]
    assert envelope["extra"]["rq-job"] == DictionaryContaining(
        {
            "args": ["Charlie", "Katie"],
            "kwargs": {"shoes": "flip-flops"},
            "func": "tests.integrations.rq.test_rq.chew_up_shoes",
            "description": "tests.integrations.rq.test_rq.chew_up_shoes('Charlie', 'Katie', shoes='flip-flops')",
        }
    )


def test_error_has_trace_context_if_tracing_disabled(
    sentry_init,
    capture_events,
):
    sentry_init(integrations=[RqIntegration()])
    events = capture_events()

    queue = rq.Queue(connection=FakeStrictRedis())
    worker = rq.SimpleWorker([queue], connection=queue.connection)

    queue.enqueue(crashing_job, foo=None)
    worker.work(burst=True)

    (error_event,) = events

    assert error_event["contexts"]["trace"]


def test_tracing_enabled(
    sentry_init,
    capture_events,
):
    sentry_init(integrations=[RqIntegration()], traces_sample_rate=1.0)
    events = capture_events()

    queue = rq.Queue(connection=FakeStrictRedis())
    worker = rq.SimpleWorker([queue], connection=queue.connection)

    with start_transaction(op="rq transaction") as transaction:
        queue.enqueue(crashing_job, foo=None)
        worker.work(burst=True)

    error_event, envelope, _ = events

    assert error_event["transaction"] == "tests.integrations.rq.test_rq.crashing_job"
    assert error_event["contexts"]["trace"]["trace_id"] == transaction.trace_id

    assert envelope["contexts"]["trace"] == error_event["contexts"]["trace"]


def test_tracing_disabled(
    sentry_init,
    capture_events,
):
    sentry_init(integrations=[RqIntegration()])
    events = capture_events()

    queue = rq.Queue(connection=FakeStrictRedis())
    worker = rq.SimpleWorker([queue], connection=queue.connection)

    scope = sentry_sdk.get_isolation_scope()
    queue.enqueue(crashing_job, foo=None)
    worker.work(burst=True)

    (error_event,) = events

    assert error_event["transaction"] == "tests.integrations.rq.test_rq.crashing_job"
    assert (
        error_event["contexts"]["trace"]["trace_id"]
        == scope._propagation_context.trace_id
    )


def test_transaction_no_error(
    sentry_init, capture_events, DictionaryContaining  # noqa:N803
):
    sentry_init(integrations=[RqIntegration()], traces_sample_rate=1.0)
    events = capture_events()

    queue = rq.Queue(connection=FakeStrictRedis())
    worker = rq.SimpleWorker([queue], connection=queue.connection)

    queue.enqueue(do_trick, "Maisey", trick="kangaroo")
    worker.work(burst=True)

    envelope = events[0]

    assert envelope["type"] == "transaction"
    assert envelope["contexts"]["trace"]["op"] == "queue.task.rq"
    assert envelope["transaction"] == "tests.integrations.rq.test_rq.do_trick"
    assert envelope["extra"]["rq-job"] == DictionaryContaining(
        {
            "args": ["Maisey"],
            "kwargs": {"trick": "kangaroo"},
            "func": "tests.integrations.rq.test_rq.do_trick",
            "description": "tests.integrations.rq.test_rq.do_trick('Maisey', trick='kangaroo')",
        }
    )


def test_traces_sampler_gets_correct_values_in_sampling_context(
    sentry_init, DictionaryContaining, ObjectDescribedBy  # noqa:N803
):
    traces_sampler = mock.Mock(return_value=True)
    sentry_init(integrations=[RqIntegration()], traces_sampler=traces_sampler)

    queue = rq.Queue(connection=FakeStrictRedis())
    worker = rq.SimpleWorker([queue], connection=queue.connection)

    queue.enqueue(do_trick, "Bodhi", trick="roll over")
    worker.work(burst=True)

    traces_sampler.assert_any_call(
        DictionaryContaining(
            {
                "rq_job": ObjectDescribedBy(
                    type=rq.job.Job,
                    attrs={
                        "description": "tests.integrations.rq.test_rq.do_trick('Bodhi', trick='roll over')",
                        "result": "Bodhi, can you roll over? Good dog!",
                        "func_name": "tests.integrations.rq.test_rq.do_trick",
                        "args": ("Bodhi",),
                        "kwargs": {"trick": "roll over"},
                    },
                ),
            }
        )
    )


@pytest.mark.skipif(
    parse_version(rq.__version__) < (1, 5), reason="At least rq-1.5 required"
)
@pytest.mark.skipif(
    parse_version(rq.__version__) >= (2,),
    reason="Test broke in RQ 2.0. Investigate and fix. "
    "See https://github.com/getsentry/sentry-python/issues/3707.",
)
def test_job_with_retries(sentry_init, capture_events):
    sentry_init(integrations=[RqIntegration()])
    events = capture_events()

    queue = rq.Queue(connection=FakeStrictRedis())
    worker = rq.SimpleWorker([queue], connection=queue.connection)

    queue.enqueue(crashing_job, foo=42, retry=rq.Retry(max=1))
    worker.work(burst=True)

    assert len(events) == 1


def test_span_origin(sentry_init, capture_events):
    sentry_init(integrations=[RqIntegration()], traces_sample_rate=1.0)
    events = capture_events()

    queue = rq.Queue(connection=FakeStrictRedis())
    worker = rq.SimpleWorker([queue], connection=queue.connection)

    queue.enqueue(do_trick, "Maisey", trick="kangaroo")
    worker.work(burst=True)

    (event,) = events

    assert event["contexts"]["trace"]["origin"] == "auto.queue.rq"