def test_no_service_name(self):
with self.assertRaises(InvalidConfigurationError):
with self.assertLogs(logger=_logger, level="ERROR") as log:
# service_name is set here as None in order to override any
# possible LS_SERVICE_NAME environment variable that may be set
configure_opentelemetry(service_name=None)
self.assertIn("service name missing", log.output[0])
def test_hostname(self, mock_resource, mock_gethostname):
mock_gethostname.return_value = "the_hostname"
configure_opentelemetry(
service_name="service_name",
access_token="a" * 104,
)
mock_resource.assert_called_with({
"telemetry.sdk.language": "python",
"telemetry.sdk.version": __version__,
"service.name": "service_name",
_ATTRIBUTE_HOST_NAME: "the_hostname",
})
configure_opentelemetry(
service_name="service_name",
access_token="a" * 104,
resource_attributes="{}=other_hostname".format(
_ATTRIBUTE_HOST_NAME),
)
mock_resource.assert_called_with({
"service.name":
"service_name",
_ATTRIBUTE_HOST_NAME:
"other_hostname",
})
def test_no_token(self):
with self.assertRaises(InvalidConfigurationError):
with self.assertLogs(logger=_logger, level="ERROR") as log:
# access_token is set here as None in order to override any
# possible LS_ACCES_TOKEN environment variable that may be set
configure_opentelemetry(service_name="service-123",
access_token=None)
self.assertIn("token missing", log.output[0])
def test_headers(self, mock_otlp_span_exporter):
configure_opentelemetry(service_name="service_123",
access_token="a" * 104)
mock_otlp_span_exporter.assert_called_with(
endpoint="ingest.lightstep.com:443",
credentials=ANY,
headers=(("lightstep-access-token", "a" * 104), ),
)
def test_log_level(self):
with self.assertLogs(logger=_logger, level=DEBUG):
configure_opentelemetry(
service_name="service_123",
access_token="a" * 104,
log_level="DEBUG",
)
with self.assertRaises(AssertionError):
with self.assertLogs(logger=_logger, level=WARNING):
configure_opentelemetry(
service_name="service_123",
access_token="a" * 104,
log_level="WARNING",
)
with self.assertLogs(logger=_logger, level=DEBUG):
configure_opentelemetry(
service_name="service_123",
access_token="a" * 104,
log_level="DeBuG",
)
with self.assertRaises(AssertionError):
with self.assertLogs(logger=_logger, level=WARNING):
configure_opentelemetry(
service_name="service_123",
access_token="a" * 104,
log_level="WaRNiNG",
)
def test_only_service_name_and_token(self, mock_otlp_span_exporter):
configure_opentelemetry(service_name="service_123",
access_token="a" * 104)
with trace.get_tracer_provider().get_tracer(
__name__).start_as_current_span("name"):
pass
# The worker thread in MockBatchExportSpanProcessor is configured to
# wait 1ms before exporting. Sleeping here to give enough time to the
# export method mock to be called.
sleep(0.002)
mock_otlp_span_exporter.assert_called()
def test_propagation_baggage(self):
configure_opentelemetry(
service_name="service_name",
service_version="service_version",
access_token="a" * 104,
propagators="baggage",
)
with trace.get_tracer(__name__).start_as_current_span("test"):
ctx = baggage.set_baggage("abc", "def")
prop = get_global_textmap()
carrier = {}
prop.inject(dict.__setitem__, carrier, context=ctx)
self.assertIsNone(carrier.get("x-b3-traceid"))
self.assertEqual(carrier.get("baggage"), "abc=def")
def test_propagation_tracecontext(self):
configure_opentelemetry(
service_name="service_name",
service_version="service_version",
access_token="a" * 104,
propagators="tracecontext",
)
with trace.get_tracer(__name__).start_as_current_span("test") as span:
ctx = baggage.set_baggage("abc", "def")
prop = get_global_textmap()
carrier = {}
prop.inject(dict.__setitem__, carrier, context=ctx)
self.assertIn(
"00-{}".format(format(span.get_span_context().trace_id,
"032x")),
carrier.get("traceparent"),
)
def test_no_token_other_endpoint(self):
# no exception is thrown
configure_opentelemetry(
service_name="service-123",
span_exporter_endpoint="localhost:1234",
)