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"""
This tests test for the correctness of the dynamic sampling context (DSC) in the trace header of envelopes.
The DSC is defined here:
https://develop.sentry.dev/sdk/telemetry/traces/dynamic-sampling-context/#dsc-specification
The DSC is propagated between service using a header called "baggage".
This is not tested in this file.
"""
from unittest import mock
import pytest
import sentry_sdk
from tests.conftest import TestTransportWithOptions
def test_dsc_head_of_trace(sentry_init, capture_envelopes):
"""
Our service is the head of the trace (it starts a new trace)
and sends a transaction event to Sentry.
"""
sentry_init(
dsn="https://mysecret@o1234.ingest.sentry.io/12312012",
release="myapp@0.0.1",
environment="canary",
traces_sample_rate=1.0,
transport=TestTransportWithOptions,
)
envelopes = capture_envelopes()
# We start a new transaction
with sentry_sdk.start_transaction(name="foo"):
pass
assert len(envelopes) == 1
transaction_envelope = envelopes[0]
envelope_trace_header = transaction_envelope.headers["trace"]
assert "trace_id" in envelope_trace_header
assert type(envelope_trace_header["trace_id"]) == str
assert "public_key" in envelope_trace_header
assert type(envelope_trace_header["public_key"]) == str
assert envelope_trace_header["public_key"] == "mysecret"
assert "org_id" in envelope_trace_header
assert type(envelope_trace_header["org_id"]) == str
assert envelope_trace_header["org_id"] == "1234"
assert "sample_rate" in envelope_trace_header
assert type(envelope_trace_header["sample_rate"]) == str
assert envelope_trace_header["sample_rate"] == "1.0"
assert "sampled" in envelope_trace_header
assert type(envelope_trace_header["sampled"]) == str
assert envelope_trace_header["sampled"] == "true"
assert "release" in envelope_trace_header
assert type(envelope_trace_header["release"]) == str
assert envelope_trace_header["release"] == "myapp@0.0.1"
assert "environment" in envelope_trace_header
assert type(envelope_trace_header["environment"]) == str
assert envelope_trace_header["environment"] == "canary"
assert "transaction" in envelope_trace_header
assert type(envelope_trace_header["transaction"]) == str
assert envelope_trace_header["transaction"] == "foo"
def test_dsc_head_of_trace_span_streaming(sentry_init, capture_envelopes):
"""
Our service is the head of the trace (it starts a new trace)
and sends a segment to Sentry.
"""
sentry_init(
dsn="https://mysecret@o1234.ingest.sentry.io/12312012",
release="myapp@0.0.1",
environment="canary",
traces_sample_rate=1.0,
trace_lifecycle="stream",
transport=TestTransportWithOptions,
)
envelopes = capture_envelopes()
# We start a new segment
with sentry_sdk.traces.start_span(name="foo"):
pass
sentry_sdk.flush()
assert len(envelopes) == 1
segment_envelope = envelopes[0]
envelope_trace_header = segment_envelope.headers["trace"]
assert "trace_id" in envelope_trace_header
assert type(envelope_trace_header["trace_id"]) == str
assert "public_key" in envelope_trace_header
assert type(envelope_trace_header["public_key"]) == str
assert envelope_trace_header["public_key"] == "mysecret"
assert "org_id" in envelope_trace_header
assert type(envelope_trace_header["org_id"]) == str
assert envelope_trace_header["org_id"] == "1234"
assert "sample_rate" in envelope_trace_header
assert type(envelope_trace_header["sample_rate"]) == str
assert envelope_trace_header["sample_rate"] == "1.0"
assert "sampled" in envelope_trace_header
assert type(envelope_trace_header["sampled"]) == str
assert envelope_trace_header["sampled"] == "true"
assert "release" in envelope_trace_header
assert type(envelope_trace_header["release"]) == str
assert envelope_trace_header["release"] == "myapp@0.0.1"
assert "environment" in envelope_trace_header
assert type(envelope_trace_header["environment"]) == str
assert envelope_trace_header["environment"] == "canary"
assert "transaction" in envelope_trace_header
assert type(envelope_trace_header["transaction"]) == str
assert envelope_trace_header["transaction"] == "foo"
def test_dsc_head_of_trace_uses_custom_org_id(sentry_init, capture_envelopes):
"""
Our service is the head of the trace (it starts a new trace)
and sends a transaction event to Sentry.
"""
sentry_init(
dsn="https://mysecret@o1234.ingest.sentry.io/12312012",
org_id="9999",
release="myapp@0.0.1",
environment="canary",
traces_sample_rate=1.0,
transport=TestTransportWithOptions,
)
envelopes = capture_envelopes()
# We start a new transaction
with sentry_sdk.start_transaction(name="foo"):
pass
assert len(envelopes) == 1
transaction_envelope = envelopes[0]
envelope_trace_header = transaction_envelope.headers["trace"]
assert "org_id" in envelope_trace_header
assert type(envelope_trace_header["org_id"]) == str
assert envelope_trace_header["org_id"] == "9999"
def test_dsc_head_of_trace_uses_custom_org_id_span_streaming(
sentry_init, capture_envelopes
):
"""
Our service is the head of the trace (it starts a new trace)
and sends a segment to Sentry.
"""
sentry_init(
dsn="https://mysecret@o1234.ingest.sentry.io/12312012",
org_id="9999",
release="myapp@0.0.1",
environment="canary",
traces_sample_rate=1.0,
trace_lifecycle="stream",
transport=TestTransportWithOptions,
)
envelopes = capture_envelopes()
# We start a new segment
with sentry_sdk.traces.start_span(name="foo"):
pass
sentry_sdk.flush()
assert len(envelopes) == 1
segment_envelope = envelopes[0]
envelope_trace_header = segment_envelope.headers["trace"]
assert "org_id" in envelope_trace_header
assert type(envelope_trace_header["org_id"]) == str
assert envelope_trace_header["org_id"] == "9999"
def test_dsc_continuation_of_trace(sentry_init, capture_envelopes):
"""
Another service calls our service and passes tracing information to us.
Our service is continuing the trace and sends a transaction event to Sentry.
"""
sentry_init(
dsn="https://mysecret@o1234.ingest.sentry.io/12312012",
release="myapp@0.0.1",
environment="canary",
traces_sample_rate=1.0,
transport=TestTransportWithOptions,
)
envelopes = capture_envelopes()
# This is what the upstream service sends us
sentry_trace = "771a43a4192642f0b136d5159a501700-1234567890abcdef-1"
baggage = (
"other-vendor-value-1=foo;bar;baz, "
"sentry-trace_id=771a43a4192642f0b136d5159a501700, "
"sentry-public_key=frontendpublickey, "
"sentry-sample_rate=0.01337, "
"sentry-sampled=true, "
"sentry-release=myfrontend@1.2.3, "
"sentry-environment=bird, "
"sentry-transaction=bar, "
"other-vendor-value-2=foo;bar;"
)
incoming_http_headers = {
"HTTP_SENTRY_TRACE": sentry_trace,
"HTTP_BAGGAGE": baggage,
}
# We continue the incoming trace and start a new transaction
transaction = sentry_sdk.continue_trace(incoming_http_headers)
with sentry_sdk.start_transaction(transaction, name="foo"):
pass
assert len(envelopes) == 1
transaction_envelope = envelopes[0]
envelope_trace_header = transaction_envelope.headers["trace"]
assert "trace_id" in envelope_trace_header
assert type(envelope_trace_header["trace_id"]) == str
assert envelope_trace_header["trace_id"] == "771a43a4192642f0b136d5159a501700"
assert "public_key" in envelope_trace_header
assert type(envelope_trace_header["public_key"]) == str
assert envelope_trace_header["public_key"] == "frontendpublickey"
assert "sample_rate" in envelope_trace_header
assert type(envelope_trace_header["sample_rate"]) == str
assert envelope_trace_header["sample_rate"] == "1.0"
assert "sampled" in envelope_trace_header
assert type(envelope_trace_header["sampled"]) == str
assert envelope_trace_header["sampled"] == "true"
assert "release" in envelope_trace_header
assert type(envelope_trace_header["release"]) == str
assert envelope_trace_header["release"] == "myfrontend@1.2.3"
assert "environment" in envelope_trace_header
assert type(envelope_trace_header["environment"]) == str
assert envelope_trace_header["environment"] == "bird"
assert "transaction" in envelope_trace_header
assert type(envelope_trace_header["transaction"]) == str
assert envelope_trace_header["transaction"] == "bar"
def test_dsc_continuation_of_trace_span_streaming(sentry_init, capture_envelopes):
"""
Another service calls our service and passes tracing information to us.
Our service is continuing the trace and sends a segment to Sentry.
"""
sentry_init(
dsn="https://mysecret@o1234.ingest.sentry.io/12312012",
release="myapp@0.0.1",
environment="canary",
traces_sample_rate=1.0,
trace_lifecycle="stream",
transport=TestTransportWithOptions,
)
envelopes = capture_envelopes()
# This is what the upstream service sends us
sentry_trace = "771a43a4192642f0b136d5159a501700-1234567890abcdef-1"
baggage = (
"other-vendor-value-1=foo;bar;baz, "
"sentry-trace_id=771a43a4192642f0b136d5159a501700, "
"sentry-public_key=frontendpublickey, "
"sentry-sample_rate=0.01337, "
"sentry-sampled=true, "
"sentry-release=myfrontend@1.2.3, "
"sentry-environment=bird, "
"sentry-transaction=bar, "
"other-vendor-value-2=foo;bar;"
)
incoming_http_headers = {
"HTTP_SENTRY_TRACE": sentry_trace,
"HTTP_BAGGAGE": baggage,
}
# We continue the incoming trace and start a new segment
sentry_sdk.continue_trace(incoming_http_headers)
with sentry_sdk.traces.start_span(name="foo"):
pass
sentry_sdk.flush()
assert len(envelopes) == 1
segment_envelope = envelopes[0]
envelope_trace_header = segment_envelope.headers["trace"]
assert "trace_id" in envelope_trace_header
assert type(envelope_trace_header["trace_id"]) == str
assert envelope_trace_header["trace_id"] == "771a43a4192642f0b136d5159a501700"
assert "public_key" in envelope_trace_header
assert type(envelope_trace_header["public_key"]) == str
assert envelope_trace_header["public_key"] == "frontendpublickey"
assert "sample_rate" in envelope_trace_header
assert type(envelope_trace_header["sample_rate"]) == str
assert envelope_trace_header["sample_rate"] == "1.0"
assert "sampled" in envelope_trace_header
assert type(envelope_trace_header["sampled"]) == str
assert envelope_trace_header["sampled"] == "true"
assert "release" in envelope_trace_header
assert type(envelope_trace_header["release"]) == str
assert envelope_trace_header["release"] == "myfrontend@1.2.3"
assert "environment" in envelope_trace_header
assert type(envelope_trace_header["environment"]) == str
assert envelope_trace_header["environment"] == "bird"
assert "transaction" in envelope_trace_header
assert type(envelope_trace_header["transaction"]) == str
assert envelope_trace_header["transaction"] == "bar"
def test_dsc_continuation_of_trace_sample_rate_changed_in_traces_sampler(
sentry_init, capture_envelopes
):
"""
Another service calls our service and passes tracing information to us.
Our service is continuing the trace, but modifies the sample rate.
The DSC propagated further should contain the updated sample rate.
"""
def my_traces_sampler(sampling_context):
return 0.25
sentry_init(
dsn="https://mysecret@o1234.ingest.sentry.io/12312012",
release="myapp@0.0.1",
environment="canary",
traces_sampler=my_traces_sampler,
transport=TestTransportWithOptions,
)
envelopes = capture_envelopes()
# This is what the upstream service sends us
sentry_trace = "771a43a4192642f0b136d5159a501700-1234567890abcdef-1"
baggage = (
"other-vendor-value-1=foo;bar;baz, "
"sentry-trace_id=771a43a4192642f0b136d5159a501700, "
"sentry-public_key=frontendpublickey, "
"sentry-sample_rate=1.0, "
"sentry-sampled=true, "
"sentry-release=myfrontend@1.2.3, "
"sentry-environment=bird, "
"sentry-transaction=bar, "
"other-vendor-value-2=foo;bar;"
)
incoming_http_headers = {
"HTTP_SENTRY_TRACE": sentry_trace,
"HTTP_BAGGAGE": baggage,
}
# We continue the incoming trace and start a new transaction
with mock.patch("sentry_sdk.tracing_utils.Random.randrange", return_value=125000):
transaction = sentry_sdk.continue_trace(incoming_http_headers)
with sentry_sdk.start_transaction(transaction, name="foo"):
pass
assert len(envelopes) == 1
transaction_envelope = envelopes[0]
envelope_trace_header = transaction_envelope.headers["trace"]
assert "trace_id" in envelope_trace_header
assert type(envelope_trace_header["trace_id"]) == str
assert envelope_trace_header["trace_id"] == "771a43a4192642f0b136d5159a501700"
assert "public_key" in envelope_trace_header
assert type(envelope_trace_header["public_key"]) == str
assert envelope_trace_header["public_key"] == "frontendpublickey"
assert "sample_rate" in envelope_trace_header
assert type(envelope_trace_header["sample_rate"]) == str
assert envelope_trace_header["sample_rate"] == "0.25"
assert "sampled" in envelope_trace_header
assert type(envelope_trace_header["sampled"]) == str
assert envelope_trace_header["sampled"] == "true"
assert "release" in envelope_trace_header
assert type(envelope_trace_header["release"]) == str
assert envelope_trace_header["release"] == "myfrontend@1.2.3"
assert "environment" in envelope_trace_header
assert type(envelope_trace_header["environment"]) == str
assert envelope_trace_header["environment"] == "bird"
assert "transaction" in envelope_trace_header
assert type(envelope_trace_header["transaction"]) == str
assert envelope_trace_header["transaction"] == "bar"
def test_dsc_continuation_of_trace_sample_rate_changed_in_traces_sampler_span_streaming(
sentry_init, capture_envelopes
):
"""
Another service calls our service and passes tracing information to us.
Our service is continuing the trace, but modifies the sample rate.
The DSC propagated further should contain the updated sample rate.
"""
def my_traces_sampler(sampling_context):
return 0.25
sentry_init(
dsn="https://mysecret@o1234.ingest.sentry.io/12312012",
release="myapp@0.0.1",
environment="canary",
traces_sampler=my_traces_sampler,
trace_lifecycle="stream",
transport=TestTransportWithOptions,
)
envelopes = capture_envelopes()
# This is what the upstream service sends us
sentry_trace = "771a43a4192642f0b136d5159a501700-1234567890abcdef-1"
baggage = (
"other-vendor-value-1=foo;bar;baz, "
"sentry-trace_id=771a43a4192642f0b136d5159a501700, "
"sentry-public_key=frontendpublickey, "
"sentry-sample_rate=1.0, "
"sentry-sampled=true, "
"sentry-release=myfrontend@1.2.3, "
"sentry-environment=bird, "
"sentry-transaction=bar, "
"other-vendor-value-2=foo;bar;"
)
incoming_http_headers = {
"HTTP_SENTRY_TRACE": sentry_trace,
"HTTP_BAGGAGE": baggage,
}
# We continue the incoming trace and start a new segment
with mock.patch("sentry_sdk.tracing_utils.Random.randrange", return_value=125000):
sentry_sdk.continue_trace(incoming_http_headers)
with sentry_sdk.traces.start_span(name="foo"):
pass
sentry_sdk.flush()
assert len(envelopes) == 1
segment_envelope = envelopes[0]
envelope_trace_header = segment_envelope.headers["trace"]
assert "trace_id" in envelope_trace_header
assert type(envelope_trace_header["trace_id"]) == str
assert envelope_trace_header["trace_id"] == "771a43a4192642f0b136d5159a501700"
assert "public_key" in envelope_trace_header
assert type(envelope_trace_header["public_key"]) == str
assert envelope_trace_header["public_key"] == "frontendpublickey"
assert "sample_rate" in envelope_trace_header
assert type(envelope_trace_header["sample_rate"]) == str
assert envelope_trace_header["sample_rate"] == "0.25"
assert "sampled" in envelope_trace_header
assert type(envelope_trace_header["sampled"]) == str
assert envelope_trace_header["sampled"] == "true"
assert "release" in envelope_trace_header
assert type(envelope_trace_header["release"]) == str
assert envelope_trace_header["release"] == "myfrontend@1.2.3"
assert "environment" in envelope_trace_header
assert type(envelope_trace_header["environment"]) == str
assert envelope_trace_header["environment"] == "bird"
assert "transaction" in envelope_trace_header
assert type(envelope_trace_header["transaction"]) == str
assert envelope_trace_header["transaction"] == "bar"
def test_dsc_issue(sentry_init, capture_envelopes):
"""
Our service is a standalone service that does not have tracing enabled. Just uses Sentry for error reporting.
"""
sentry_init(
dsn="https://mysecret@o1234.ingest.sentry.io/12312012",
release="myapp@0.0.1",
environment="canary",
transport=TestTransportWithOptions,
)
envelopes = capture_envelopes()
# No transaction is started, just an error is captured
try:
1 / 0
except ZeroDivisionError as exp:
sentry_sdk.capture_exception(exp)
assert len(envelopes) == 1
error_envelope = envelopes[0]
envelope_trace_header = error_envelope.headers["trace"]
assert "trace_id" in envelope_trace_header
assert type(envelope_trace_header["trace_id"]) == str
assert "public_key" in envelope_trace_header
assert type(envelope_trace_header["public_key"]) == str
assert envelope_trace_header["public_key"] == "mysecret"
assert "org_id" in envelope_trace_header
assert type(envelope_trace_header["org_id"]) == str
assert envelope_trace_header["org_id"] == "1234"
assert "sample_rate" not in envelope_trace_header
assert "sampled" not in envelope_trace_header
assert "release" in envelope_trace_header
assert type(envelope_trace_header["release"]) == str
assert envelope_trace_header["release"] == "myapp@0.0.1"
assert "environment" in envelope_trace_header
assert type(envelope_trace_header["environment"]) == str
assert envelope_trace_header["environment"] == "canary"
assert "transaction" not in envelope_trace_header
def test_dsc_issue_span_streaming(sentry_init, capture_envelopes):
"""
Our service is a standalone service that does not have tracing enabled. Just uses Sentry for error reporting.
"""
sentry_init(
dsn="https://mysecret@o1234.ingest.sentry.io/12312012",
release="myapp@0.0.1",
environment="canary",
trace_lifecycle="stream",
transport=TestTransportWithOptions,
)
envelopes = capture_envelopes()
# No segment is started, just an error is captured
try:
1 / 0
except ZeroDivisionError as exp:
sentry_sdk.capture_exception(exp)
assert len(envelopes) == 1
error_envelope = envelopes[0]
envelope_trace_header = error_envelope.headers["trace"]
assert "trace_id" in envelope_trace_header
assert type(envelope_trace_header["trace_id"]) == str
assert "public_key" in envelope_trace_header
assert type(envelope_trace_header["public_key"]) == str
assert envelope_trace_header["public_key"] == "mysecret"
assert "org_id" in envelope_trace_header
assert type(envelope_trace_header["org_id"]) == str
assert envelope_trace_header["org_id"] == "1234"
assert "sample_rate" not in envelope_trace_header
assert "sampled" not in envelope_trace_header
assert "release" in envelope_trace_header
assert type(envelope_trace_header["release"]) == str
assert envelope_trace_header["release"] == "myapp@0.0.1"
assert "environment" in envelope_trace_header
assert type(envelope_trace_header["environment"]) == str
assert envelope_trace_header["environment"] == "canary"
assert "transaction" not in envelope_trace_header
def test_dsc_issue_with_tracing(sentry_init, capture_envelopes):
"""
Our service has tracing enabled and an error occurs in an transaction.
Envelopes containing errors also have the same DSC than the transaction envelopes.
"""
sentry_init(
dsn="https://mysecret@o1234.ingest.sentry.io/12312012",
release="myapp@0.0.1",
environment="canary",
traces_sample_rate=1.0,
transport=TestTransportWithOptions,
)
envelopes = capture_envelopes()
# We start a new transaction and an error occurs
with sentry_sdk.start_transaction(name="foo"):
try:
1 / 0
except ZeroDivisionError as exp:
sentry_sdk.capture_exception(exp)
assert len(envelopes) == 2
error_envelope, transaction_envelope = envelopes
assert error_envelope.headers["trace"] == transaction_envelope.headers["trace"]
envelope_trace_header = error_envelope.headers["trace"]
assert "trace_id" in envelope_trace_header
assert type(envelope_trace_header["trace_id"]) == str
assert "public_key" in envelope_trace_header
assert type(envelope_trace_header["public_key"]) == str
assert envelope_trace_header["public_key"] == "mysecret"
assert "org_id" in envelope_trace_header
assert type(envelope_trace_header["org_id"]) == str
assert envelope_trace_header["org_id"] == "1234"
assert "sample_rate" in envelope_trace_header
assert envelope_trace_header["sample_rate"] == "1.0"
assert type(envelope_trace_header["sample_rate"]) == str
assert "sampled" in envelope_trace_header
assert type(envelope_trace_header["sampled"]) == str
assert envelope_trace_header["sampled"] == "true"
assert "release" in envelope_trace_header
assert type(envelope_trace_header["release"]) == str
assert envelope_trace_header["release"] == "myapp@0.0.1"
assert "environment" in envelope_trace_header
assert type(envelope_trace_header["environment"]) == str
assert envelope_trace_header["environment"] == "canary"
assert "transaction" in envelope_trace_header
assert type(envelope_trace_header["transaction"]) == str
assert envelope_trace_header["transaction"] == "foo"
def test_dsc_issue_with_tracing_span_streaming(sentry_init, capture_envelopes):
"""
Our service has tracing enabled and an error occurs in a segment.
Envelopes containing errors also have the same DSC as the segment envelopes.
"""
sentry_init(
dsn="https://mysecret@o1234.ingest.sentry.io/12312012",
release="myapp@0.0.1",
environment="canary",
traces_sample_rate=1.0,
trace_lifecycle="stream",
transport=TestTransportWithOptions,
)
envelopes = capture_envelopes()
# We start a new segment and an error occurs
with sentry_sdk.traces.start_span(name="foo"):
try:
1 / 0
except ZeroDivisionError as exp:
sentry_sdk.capture_exception(exp)
sentry_sdk.flush()
assert len(envelopes) == 2
error_envelope, segment_envelope = envelopes
assert error_envelope.headers["trace"] == segment_envelope.headers["trace"]
envelope_trace_header = error_envelope.headers["trace"]
assert "trace_id" in envelope_trace_header
assert type(envelope_trace_header["trace_id"]) == str
assert "public_key" in envelope_trace_header
assert type(envelope_trace_header["public_key"]) == str
assert envelope_trace_header["public_key"] == "mysecret"
assert "org_id" in envelope_trace_header
assert type(envelope_trace_header["org_id"]) == str
assert envelope_trace_header["org_id"] == "1234"
assert "sample_rate" in envelope_trace_header
assert envelope_trace_header["sample_rate"] == "1.0"
assert type(envelope_trace_header["sample_rate"]) == str
assert "sampled" in envelope_trace_header
assert type(envelope_trace_header["sampled"]) == str
assert envelope_trace_header["sampled"] == "true"
assert "release" in envelope_trace_header
assert type(envelope_trace_header["release"]) == str
assert envelope_trace_header["release"] == "myapp@0.0.1"
assert "environment" in envelope_trace_header
assert type(envelope_trace_header["environment"]) == str
assert envelope_trace_header["environment"] == "canary"
assert "transaction" in envelope_trace_header
assert type(envelope_trace_header["transaction"]) == str
assert envelope_trace_header["transaction"] == "foo"
@pytest.mark.parametrize(
"traces_sample_rate",
[
0, # no traces will be started, but if incoming traces will be continued (by our instrumentations, not happening in this test)
None, # no tracing at all. This service will never create transactions.
],
)
def test_dsc_issue_twp(sentry_init, capture_envelopes, traces_sample_rate):
"""
Our service does not have tracing enabled, but we receive tracing information from an upstream service.
Error envelopes still contain a DCS. This is called "tracing without performance" or TWP for short.
This way if I have three services A, B, and C, and A and C have tracing enabled, but B does not,
we still can see the full trace in Sentry, and associate errors send by service B to Sentry.
(This test would be service B in this scenario)
"""
sentry_init(
dsn="https://mysecret@o1234.ingest.sentry.io/12312012",
release="myapp@0.0.1",
environment="canary",
traces_sample_rate=traces_sample_rate,
transport=TestTransportWithOptions,
)
envelopes = capture_envelopes()
# This is what the upstream service sends us
sentry_trace = "771a43a4192642f0b136d5159a501700-1234567890abcdef-1"
baggage = (
"other-vendor-value-1=foo;bar;baz, "
"sentry-trace_id=771a43a4192642f0b136d5159a501700, "
"sentry-public_key=frontendpublickey, "
"sentry-sample_rate=0.01337, "
"sentry-sampled=true, "
"sentry-release=myfrontend@1.2.3, "
"sentry-environment=bird, "
"sentry-transaction=bar, "
"other-vendor-value-2=foo;bar;"
)
incoming_http_headers = {
"HTTP_SENTRY_TRACE": sentry_trace,
"HTTP_BAGGAGE": baggage,
}
# We continue the trace (meaning: saving the incoming trace information on the scope)
# but in this test, we do not start a transaction.
sentry_sdk.continue_trace(incoming_http_headers)
# No transaction is started, just an error is captured
try:
1 / 0
except ZeroDivisionError as exp:
sentry_sdk.capture_exception(exp)
assert len(envelopes) == 1
error_envelope = envelopes[0]
envelope_trace_header = error_envelope.headers["trace"]
assert "trace_id" in envelope_trace_header
assert type(envelope_trace_header["trace_id"]) == str
assert envelope_trace_header["trace_id"] == "771a43a4192642f0b136d5159a501700"
assert "public_key" in envelope_trace_header
assert type(envelope_trace_header["public_key"]) == str
assert envelope_trace_header["public_key"] == "frontendpublickey"
assert "sample_rate" in envelope_trace_header
assert type(envelope_trace_header["sample_rate"]) == str
assert envelope_trace_header["sample_rate"] == "0.01337"
assert "sampled" in envelope_trace_header
assert type(envelope_trace_header["sampled"]) == str
assert envelope_trace_header["sampled"] == "true"
assert "release" in envelope_trace_header
assert type(envelope_trace_header["release"]) == str
assert envelope_trace_header["release"] == "myfrontend@1.2.3"
assert "environment" in envelope_trace_header
assert type(envelope_trace_header["environment"]) == str
assert envelope_trace_header["environment"] == "bird"
assert "transaction" in envelope_trace_header
assert type(envelope_trace_header["transaction"]) == str
assert envelope_trace_header["transaction"] == "bar"
@pytest.mark.parametrize(
"traces_sample_rate",
[
0, # no traces will be started, but if incoming traces will be continued (by our instrumentations, not happening in this test)
None, # no tracing at all. This service will never create segments.
],
)
def test_dsc_issue_twp_span_streaming(
sentry_init, capture_envelopes, traces_sample_rate
):
"""
Our service does not have tracing enabled, but we receive tracing information from an upstream service.
Error envelopes still contain a DSC. This is called "tracing without performance" or TWP for short.
This way if I have three services A, B, and C, and A and C have tracing enabled, but B does not,
we still can see the full trace in Sentry, and associate errors send by service B to Sentry.
(This test would be service B in this scenario)
"""
sentry_init(
dsn="https://mysecret@o1234.ingest.sentry.io/12312012",
release="myapp@0.0.1",
environment="canary",
traces_sample_rate=traces_sample_rate,
trace_lifecycle="stream",
transport=TestTransportWithOptions,
)
envelopes = capture_envelopes()
# This is what the upstream service sends us
sentry_trace = "771a43a4192642f0b136d5159a501700-1234567890abcdef-1"
baggage = (
"other-vendor-value-1=foo;bar;baz, "
"sentry-trace_id=771a43a4192642f0b136d5159a501700, "
"sentry-public_key=frontendpublickey, "
"sentry-sample_rate=0.01337, "
"sentry-sampled=true, "
"sentry-release=myfrontend@1.2.3, "
"sentry-environment=bird, "
"sentry-transaction=bar, "
"other-vendor-value-2=foo;bar;"
)
incoming_http_headers = {
"HTTP_SENTRY_TRACE": sentry_trace,
"HTTP_BAGGAGE": baggage,
}
# We continue the trace (meaning: saving the incoming trace information on the scope)
# but in this test, we do not start a segment.
sentry_sdk.continue_trace(incoming_http_headers)
# No segment is started, just an error is captured
try:
1 / 0
except ZeroDivisionError as exp:
sentry_sdk.capture_exception(exp)
assert len(envelopes) == 1
error_envelope = envelopes[0]
envelope_trace_header = error_envelope.headers["trace"]
assert "trace_id" in envelope_trace_header
assert type(envelope_trace_header["trace_id"]) == str
assert envelope_trace_header["trace_id"] == "771a43a4192642f0b136d5159a501700"
assert "public_key" in envelope_trace_header
assert type(envelope_trace_header["public_key"]) == str
assert envelope_trace_header["public_key"] == "frontendpublickey"
assert "sample_rate" in envelope_trace_header
assert type(envelope_trace_header["sample_rate"]) == str
assert envelope_trace_header["sample_rate"] == "0.01337"
assert "sampled" in envelope_trace_header
assert type(envelope_trace_header["sampled"]) == str
assert envelope_trace_header["sampled"] == "true"
assert "release" in envelope_trace_header
assert type(envelope_trace_header["release"]) == str
assert envelope_trace_header["release"] == "myfrontend@1.2.3"
assert "environment" in envelope_trace_header
assert type(envelope_trace_header["environment"]) == str
assert envelope_trace_header["environment"] == "bird"
assert "transaction" in envelope_trace_header
assert type(envelope_trace_header["transaction"]) == str
assert envelope_trace_header["transaction"] == "bar"
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