def test_create_attrs_for_span(random_64bit_mock, random_128bit_mock):
random_64bit_mock.return_value = '0000000000000042'
expected_attrs = ZipkinAttrs(
trace_id='0000000000000042',
span_id='0000000000000042',
parent_span_id=None,
flags='0',
is_sampled=True,
)
assert expected_attrs == zipkin.create_attrs_for_span()
# Test overrides
expected_attrs = ZipkinAttrs(
trace_id='0000000000000045',
span_id='0000000000000046',
parent_span_id=None,
flags='0',
is_sampled=False,
)
assert expected_attrs == zipkin.create_attrs_for_span(
sample_rate=0.0,
trace_id='0000000000000045',
span_id='0000000000000046',
)
random_128bit_mock.return_value = '00000000000000420000000000000042'
expected_attrs = ZipkinAttrs(
trace_id='00000000000000420000000000000042',
span_id='0000000000000042',
parent_span_id=None,
flags='0',
is_sampled=True,
)
assert expected_attrs == zipkin.create_attrs_for_span(
use_128bit_trace_id=True, )
def test_get_current_context_non_root_existing(
self,
mock_create_attr,
):
# Non root, zipkin_attrs in context stack.
# Return existing zipkin_attrs with the current one as parent
zipkin_attrs = ZipkinAttrs(
trace_id=generate_random_64bit_string(),
span_id=generate_random_64bit_string(),
parent_span_id=generate_random_64bit_string(),
flags=None,
is_sampled=True,
)
tracer = MockTracer()
context = tracer.zipkin_span(
service_name='test_service',
span_name='test_span',
)
tracer._context_stack.push(zipkin_attrs)
_, current_attrs = context._get_current_context()
assert mock_create_attr.call_count == 0
assert current_attrs == ZipkinAttrs(
trace_id=zipkin_attrs.trace_id,
span_id=mock.ANY,
parent_span_id=zipkin_attrs.span_id,
flags=zipkin_attrs.flags,
is_sampled=zipkin_attrs.is_sampled,
)
def create_zipkin_attr_from_dict(data):
"""
Create ZipkinAttrs object from a dict.
"""
if not data or 'trace_id' not in data:
return ZipkinAttrs('', '', '', '0', False)
return ZipkinAttrs(
trace_id=data['trace_id'],
span_id=generate_random_64bit_string(),
parent_span_id=data['span_id'],
flags=data['flags'],
is_sampled=True,
)
def test_service_span_that_is_independently_sampled(mock_logger):
mock_transport_handler, mock_logs = mock_logger
zipkin_attrs = ZipkinAttrs(
trace_id='0',
span_id='1',
parent_span_id='2',
flags='0',
is_sampled=False,
)
with zipkin.zipkin_span(
service_name='test_service_name',
span_name='service_span',
zipkin_attrs=zipkin_attrs,
transport_handler=mock_transport_handler,
port=45,
sample_rate=100.0,
binary_annotations={'some_key': 'some_value'},
):
pass
span = _decode_binary_thrift_obj(mock_logs[0])
assert span.name == 'service_span'
assert span.annotations[0].host.service_name == 'test_service_name'
assert span.parent_id is None
assert span.binary_annotations[0].key == 'some_key'
assert span.binary_annotations[0].value == 'some_value'
assert set([ann.value for ann in span.annotations]) == set(['ss', 'sr'])
def test_get_current_context_root_sample_rate_override_not_sampled(
self,
mock_create_attr,
):
# Root span, with custom zipkin_attrs, not sampled and sample_rate
zipkin_attrs = ZipkinAttrs(
trace_id=generate_random_64bit_string(),
span_id=generate_random_64bit_string(),
parent_span_id=generate_random_64bit_string(),
flags=None,
is_sampled=False,
)
context = zipkin.zipkin_span(
service_name='test_service',
span_name='test_span',
transport_handler=MockTransportHandler(),
zipkin_attrs=zipkin_attrs,
sample_rate=100.0,
)
report_root, _ = context._get_current_context()
assert mock_create_attr.call_args == mock.call(
sample_rate=100.0,
trace_id=zipkin_attrs.trace_id,
)
# It wasn't sampled before and now it is, so this is the trace root
assert report_root is True
def test_update_binary_annotations():
zipkin_attrs = ZipkinAttrs(
trace_id='0',
span_id='1',
parent_span_id=None,
flags='0',
is_sampled=True,
)
context = zipkin.zipkin_span(
service_name='my_service',
span_name='span_name',
zipkin_attrs=zipkin_attrs,
transport_handler=mock.Mock(),
port=5,
)
with context:
assert 'test' not in context.logging_context.binary_annotations_dict
context.update_binary_annotations({'test': 'hi'})
assert context.logging_context.binary_annotations_dict['test'] == 'hi'
nested_context = zipkin.zipkin_span(
service_name='my_service',
span_name='nested_span',
binary_annotations={'one': 'one'},
)
with nested_context:
assert 'one' not in context.logging_context.binary_annotations_dict
nested_context.update_binary_annotations({'two': 'two'})
assert 'two' in nested_context.binary_annotations
assert 'two' not in context.logging_context.binary_annotations_dict
def test_span_context_sampled_no_handlers(
zipkin_logger_mock,
generate_string_mock,
thread_local_mock,
):
zipkin_attrs = ZipkinAttrs(
trace_id='1111111111111111',
span_id='2222222222222222',
parent_span_id='3333333333333333',
flags='flags',
is_sampled=True,
)
thread_local_mock.zipkin_attrs = [zipkin_attrs]
zipkin_logger_mock.handlers = []
generate_string_mock.return_value = '1'
context = zipkin.zipkin_span(
service_name='my_service',
port=5,
transport_handler=mock.Mock(),
sample_rate=0.0,
)
with context:
# Assert that the new ZipkinAttrs were saved
new_zipkin_attrs = get_zipkin_attrs()
assert new_zipkin_attrs.span_id == '1'
# Outside of the context, things should be returned to normal
assert get_zipkin_attrs() == zipkin_attrs
def test_zipkin_span_trace_with_0_sample_rate(
logging_context_cls_mock,
logger_handler_cls_mock,
create_endpoint_mock,
create_attrs_for_span_mock,
push_zipkin_attrs_mock,
pop_zipkin_attrs_mock,
):
create_attrs_for_span_mock.return_value = ZipkinAttrs(
trace_id=generate_random_64bit_string(),
span_id=generate_random_64bit_string(),
parent_span_id=None,
flags='0',
is_sampled=False,
)
with zipkin.zipkin_span(
service_name='some_service_name',
span_name='span_name',
transport_handler=mock.Mock(),
sample_rate=0.0,
) as zipkin_context:
assert zipkin_context.port == 0
pass
create_attrs_for_span_mock.assert_called_once_with(
sample_rate=0.0,
use_128bit_trace_id=False,
)
push_zipkin_attrs_mock.assert_called_once_with(
create_attrs_for_span_mock.return_value)
assert create_endpoint_mock.call_count == 0
assert logger_handler_cls_mock.call_count == 0
assert logging_context_cls_mock.call_count == 0
pop_zipkin_attrs_mock.assert_called_once_with()
def test_zipkin_span_trace_with_no_sampling(
logging_context_cls_mock,
create_endpoint_mock,
create_attrs_for_span_mock,
mock_context_stack,
):
zipkin_attrs = ZipkinAttrs(
trace_id='0',
span_id='1',
parent_span_id=None,
flags='0',
is_sampled=False,
)
with zipkin.zipkin_span(
service_name='my_service',
span_name='span_name',
zipkin_attrs=zipkin_attrs,
transport_handler=MockTransportHandler(),
port=5,
context_stack=mock_context_stack,
span_storage=SpanStorage(),
):
pass
assert create_attrs_for_span_mock.call_count == 0
mock_context_stack.push.assert_called_once_with(zipkin_attrs, )
assert create_endpoint_mock.call_count == 0
assert logging_context_cls_mock.call_count == 0
mock_context_stack.pop.assert_called_once_with()
def trace(span_name, tracer, span_id=None, service_name=None):
span_id = span_id or generate_random_64bit_string()
service_name = service_name or settings.ZIPKIN_SERVICE_NAME
if len(span_id) > 16:
logger.warning('Span id %s for %s should be max 16 chars.' %
(span_id, span_name))
trace_id = (tracer.get('trace_id') or generate_random_64bit_string())
parent_span_id = (tracer.get('span_id') or generate_random_64bit_string())
flags = tracer.get('flags') or ''
is_sampled = (True if tracer.get('is_tracing') else False)
transport_handler = import_string(
getattr(settings, 'ZIPKIN_TRANSPORT_HANDLER',
'django_py_zipkin.transport.zipkin_transport'))
span = zipkin_span(service_name=service_name,
span_name=span_name,
transport_handler=transport_handler,
zipkin_attrs=ZipkinAttrs(trace_id=trace_id,
span_id=span_id,
parent_span_id=parent_span_id,
flags=flags,
is_sampled=is_sampled))
with span as zipkin_context:
dict_context = {}
yield dict_context
zipkin_context.update_binary_annotations(dict_context)
def test_batch_sender_add_span_not_sampled_with_firehose(
add_span_mock, flush_mock, time_mock):
attr = ZipkinAttrs(
trace_id='0000000000000001',
span_id='0000000000000002',
parent_span_id=None,
flags=None,
is_sampled=False,
)
span_storage = SpanStorage()
transport_handler = mock.Mock()
firehose_handler = mock.Mock()
context = logging_helper.ZipkinLoggingContext(
zipkin_attrs=attr,
endpoint=create_endpoint(80, 'test_server', '127.0.0.1'),
span_name='span_name',
transport_handler=transport_handler,
report_root_timestamp=False,
span_storage=span_storage,
firehose_handler=firehose_handler,
service_name='test_server',
encoding=Encoding.V1_JSON,
)
context.start_timestamp = 24
context.response_status_code = 200
context.binary_annotations_dict = {'k': 'v'}
time_mock.return_value = 42
context.emit_spans()
assert add_span_mock.call_count == 1
assert flush_mock.call_count == 1
def test_batch_sender_add_span_not_called_if_not_sampled(
add_span_mock, flush_mock):
attr = ZipkinAttrs(
trace_id='0000000000000001',
span_id='0000000000000002',
parent_span_id=None,
flags=None,
is_sampled=False,
)
span_storage = SpanStorage()
transport_handler = mock.Mock()
context = logging_helper.ZipkinLoggingContext(
zipkin_attrs=attr,
endpoint=create_endpoint(80, 'test_server', '127.0.0.1'),
span_name='span_name',
transport_handler=transport_handler,
report_root_timestamp=False,
span_storage=span_storage,
service_name='test_server',
encoding=Encoding.V1_JSON,
)
context.emit_spans()
assert add_span_mock.call_count == 0
assert flush_mock.call_count == 0
def test_service_exits_on_erroneous_span(log_mock):
"""Tests that for invalid zipkin_attrs exceptions are not thrown
Services may not be handling them. Instead log an error
"""
mock_transport_handler, mock_logs = mock_logger()
tracer = MockTracer()
try:
zipkin_attrs = ZipkinAttrs(
trace_id='0',
span_id='1, 1', # invalid span id
parent_span_id='2',
flags='0',
is_sampled=True,
)
with tracer.zipkin_span(
service_name='test_service_name',
span_name='service_span',
zipkin_attrs=zipkin_attrs,
transport_handler=mock_transport_handler,
encoding=Encoding.V1_THRIFT,
):
pass
except Exception:
pytest.fail('Exception not expected to be thrown!')
finally:
assert log_mock.call_count == 1
assert len(mock_logs) == 0
assert len(tracer.get_spans()) == 0
def test_batch_sender_add_span_not_sampled_with_firehose(
add_span_mock, flush_mock, time_mock):
attr = ZipkinAttrs(
trace_id='0000000000000001',
span_id='0000000000000002',
parent_span_id=None,
flags=None,
is_sampled=False,
)
log_handler = logging_helper.ZipkinLoggerHandler(attr)
transport_handler = mock.Mock()
firehose_handler = mock.Mock()
context = logging_helper.ZipkinLoggingContext(
zipkin_attrs=attr,
thrift_endpoint='thrift_endpoint',
log_handler=log_handler,
span_name='span_name',
transport_handler=transport_handler,
report_root_timestamp=False,
firehose_handler=firehose_handler,
)
context.start_timestamp = 24
context.response_status_code = 200
context.binary_annotations_dict = {'k': 'v'}
time_mock.return_value = 42
context.log_spans()
assert add_span_mock.call_count == 1
assert flush_mock.call_count == 1
def test_service_span(mock_logger):
mock_transport_handler, mock_logs = mock_logger
zipkin_attrs = ZipkinAttrs(
trace_id='0',
span_id='1',
parent_span_id='2',
flags='0',
is_sampled=True,
)
with zipkin.zipkin_span(
service_name='test_service_name',
span_name='service_span',
zipkin_attrs=zipkin_attrs,
transport_handler=mock_transport_handler,
binary_annotations={'some_key': 'some_value'},
):
pass
span = _decode_binary_thrift_obj(mock_logs[0])
assert span.name == 'service_span'
assert span.trace_id == 0
assert span.id == 1
assert span.annotations[0].host.service_name == 'test_service_name'
assert span.annotations[0].host.port == 0
assert span.parent_id == 2
assert span.binary_annotations[0].key == 'some_key'
assert span.binary_annotations[0].value == 'some_value'
assert set([ann.value for ann in span.annotations]) == set(['ss', 'sr'])
def test_service_span_report_timestamp_override(
mock_logger,
default_annotations,
):
mock_transport_handler, mock_logs = mock_logger
zipkin_attrs = ZipkinAttrs(
trace_id='0',
span_id='1',
parent_span_id='2',
flags='0',
is_sampled=True,
)
with zipkin.zipkin_span(
service_name='test_service_name',
span_name='service_span',
zipkin_attrs=zipkin_attrs,
transport_handler=mock_transport_handler,
binary_annotations={'some_key': 'some_value'},
add_logging_annotation=True,
report_root_timestamp=True,
):
pass
span = _decode_binary_thrift_obj(mock_logs[0])
_verify_service_span(span, default_annotations)
assert span.timestamp is not None
assert span.duration is not None
def test_service_span_that_is_independently_sampled(
mock_logger,
default_annotations,
):
mock_transport_handler, mock_logs = mock_logger
zipkin_attrs = ZipkinAttrs(
trace_id='0',
span_id='1',
parent_span_id='2',
flags='0',
is_sampled=False,
)
with zipkin.zipkin_span(
service_name='test_service_name',
span_name='service_span',
zipkin_attrs=zipkin_attrs,
transport_handler=mock_transport_handler,
port=45,
sample_rate=100.0,
binary_annotations={'some_key': 'some_value'},
add_logging_annotation=True,
):
pass
span = _decode_binary_thrift_obj(mock_logs[0])
assert span.name == 'service_span'
assert span.annotations[0].host.service_name == 'test_service_name'
assert span.parent_id is None
assert span.binary_annotations[0].key == 'some_key'
assert span.binary_annotations[0].value == 'some_value'
# Spans that are part of an unsampled trace which start their own sampling
# should report timestamp/duration, as they're acting as root spans.
assert span.timestamp is not None
assert span.duration is not None
assert set([ann.value for ann in span.annotations]) == default_annotations
def test_adding_error_annotation_on_exception(
mock_update_binary_annotations,
exception_message,
expected_error_string,
):
zipkin_attrs = ZipkinAttrs(
trace_id='0',
span_id='1',
parent_span_id=None,
flags='0',
is_sampled=True,
)
context = zipkin.zipkin_span(
service_name='my_service',
span_name='span_name',
zipkin_attrs=zipkin_attrs,
transport_handler=MockTransportHandler(),
port=5,
)
with pytest.raises(ValueError):
with context:
raise ValueError(exception_message)
assert mock_update_binary_annotations.call_count == 1
call_args, _ = mock_update_binary_annotations.call_args
assert 'error' in call_args[1]
assert expected_error_string == call_args[1]['error']
def bulk_record_workunits(self, engine_workunits):
"""A collection of workunits from v2 engine part"""
for workunit in engine_workunits:
start_timestamp = from_secs_and_nanos_to_float(
workunit['start_secs'],
workunit['start_nanos']
)
duration = from_secs_and_nanos_to_float(
workunit['duration_secs'],
workunit['duration_nanos']
)
local_tracer = get_default_tracer()
span = local_tracer.zipkin_span(
service_name=self.service_name_prefix.format("rule"),
span_name=workunit['name'],
duration=duration,
)
span.start()
span.zipkin_attrs = ZipkinAttrs(
trace_id=self.trace_id,
span_id=workunit['span_id'],
# TODO change it when we properly pass parent_id to the v2 engine Nodes
# TODO Pass parent_id with ExecutionRequest when v2 engine is called by a workunit
# TODO pass parent_id when v2 engine Node is called by another v2 engine Node
parent_span_id=workunit.get("parent_id", self.parent_id),
flags='0', # flags: stores flags header. Currently unused
is_sampled=True,
)
span.start_timestamp = start_timestamp
span.stop()
def test_service_span(encoding):
"""Tests that zipkin_attrs can be passed in"""
mock_transport_handler, mock_logs = mock_logger()
zipkin_attrs = ZipkinAttrs(
trace_id='0',
span_id='1',
parent_span_id='2',
flags='0',
is_sampled=True,
)
with zipkin.zipkin_span(
service_name='test_service_name',
span_name='service_span',
zipkin_attrs=zipkin_attrs,
transport_handler=mock_transport_handler,
encoding=encoding,
):
pass
span = json.loads(mock_logs[0])[0]
assert span['name'] == 'service_span'
assert span['traceId'] == '0'
assert span['id'] == '1'
assert span['parentId'] == '2'
if encoding == Encoding.V1_JSON:
# Spans continued on the server don't log timestamp/duration, as it's
# assumed the client part of the pair will log them.
assert 'timestamp' not in span
assert 'duration' not in span
elif encoding == Encoding.V2_JSON:
assert span['shared'] is True
def test_zipkin_span_trace_with_no_sampling(
logging_context_cls_mock,
logger_handler_cls_mock,
create_endpoint_mock,
create_attrs_for_span_mock,
push_zipkin_attrs_mock,
pop_zipkin_attrs_mock,
):
zipkin_attrs = ZipkinAttrs(
trace_id='0',
span_id='1',
parent_span_id=None,
flags='0',
is_sampled=False,
)
with zipkin.zipkin_span(
service_name='my_service',
span_name='span_name',
zipkin_attrs=zipkin_attrs,
transport_handler=mock.Mock(),
port=5,
):
pass
assert create_attrs_for_span_mock.call_count == 0
push_zipkin_attrs_mock.assert_called_once_with(zipkin_attrs)
assert create_endpoint_mock.call_count == 0
assert logger_handler_cls_mock.call_count == 0
assert logging_context_cls_mock.call_count == 0
pop_zipkin_attrs_mock.assert_called_once_with()
def test_service_span_report_timestamp_override():
"""Tests that timestamp and duration are set if report_root_timestamp=True"""
mock_transport_handler, mock_logs = mock_logger()
# We need to pass in zipkin_attrs so that py_zipkin doesn't think this is the
# root span (ts and duration are always set for the root span)
zipkin_attrs = ZipkinAttrs(
trace_id='0',
span_id='1',
parent_span_id='2',
flags='0',
is_sampled=True,
)
with zipkin.zipkin_span(
service_name='test_service_name',
span_name='service_span',
zipkin_attrs=zipkin_attrs,
transport_handler=mock_transport_handler,
report_root_timestamp=True,
encoding=Encoding.V1_JSON,
):
pass
span = json.loads(mock_logs[0])[0]
assert 'timestamp' in span
assert 'duration' in span
def test_span_context(
zipkin_logger_mock,
generate_string_128bit_mock,
generate_string_mock,
thread_local_mock,
span_func,
expected_annotations,
):
zipkin_attrs = ZipkinAttrs(
trace_id='1111111111111111',
span_id='2222222222222222',
parent_span_id='3333333333333333',
flags='flags',
is_sampled=True,
)
thread_local_mock.zipkin_attrs = [zipkin_attrs]
logging_handler = ZipkinLoggerHandler(zipkin_attrs)
assert logging_handler.parent_span_id is None
assert logging_handler.client_spans == []
zipkin_logger_mock.handlers = [logging_handler]
generate_string_mock.return_value = '1'
context = span_func(
service_name='svc',
span_name='span',
annotations={'something': 1},
binary_annotations={'foo': 'bar'},
)
with context:
# Assert that the new ZipkinAttrs were saved
new_zipkin_attrs = get_zipkin_attrs()
assert new_zipkin_attrs.span_id == '1'
# And that the logging handler has a parent_span_id
assert logging_handler.parent_span_id == '1'
# Outside of the context, things should be returned to normal,
# except a new client span is saved in the handler
assert logging_handler.parent_span_id is None
assert get_zipkin_attrs() == zipkin_attrs
client_span = logging_handler.client_spans.pop()
assert logging_handler.client_spans == []
# These reserved annotations are based on timestamps so pop em.
# This also acts as a check that they exist.
for annotation in expected_annotations:
client_span['annotations'].pop(annotation)
expected_client_span = {
'span_name': 'span',
'service_name': 'svc',
'parent_span_id': None,
'span_id': '1',
'annotations': {'something': 1},
'binary_annotations': {'foo': 'bar'},
'sa_binary_annotations': [],
}
assert client_span == expected_client_span
assert generate_string_128bit_mock.call_count == 0
def zipkin_span_params(self, span):
span_params = self.log_span_params(span)
timing = {'ss': span.start_time, 'sr': span.start_time + span.duration}
annotations = annotation_list_builder(timing, self.endpoint)
zipkin_attrs = ZipkinAttrs(
trace_id=span_params['trace_id'],
span_id=span_params['span_id'],
parent_span_id=span_params['parent_span_id'],
flags=span_params['flags'],
is_sampled=span_params['is_sampled'])
return {
**span_params,
'zipkin_attrs':
zipkin_attrs,
'annotations':
annotations,
'binary_annotations':
binary_annotation_list_builder(
{
**span.context.baggage,
**span.tags
}, self.endpoint),
}
def test_init(self, mock_generate_kind):
# Test that all arguments are correctly saved
zipkin_attrs = ZipkinAttrs(None, None, None, None, None)
transport = MockTransportHandler()
firehose = MockTransportHandler()
stack = Stack([])
span_storage = SpanStorage()
tracer = MockTracer()
context = tracer.zipkin_span(
service_name="test_service",
span_name="test_span",
zipkin_attrs=zipkin_attrs,
transport_handler=transport,
max_span_batch_size=10,
annotations={"test_annotation": 1},
binary_annotations={"status": "200"},
port=80,
sample_rate=100.0,
include=("cs", "cr"),
add_logging_annotation=True,
report_root_timestamp=True,
use_128bit_trace_id=True,
host="127.0.0.255",
context_stack=stack,
span_storage=span_storage,
firehose_handler=firehose,
kind=Kind.CLIENT,
timestamp=1234,
duration=10,
encoding=Encoding.V2_JSON,
)
assert context.service_name == "test_service"
assert context.span_name == "test_span"
assert context.zipkin_attrs_override == zipkin_attrs
assert context.transport_handler == transport
assert context.max_span_batch_size == 10
assert context.annotations == {"test_annotation": 1}
assert context.binary_annotations == {"status": "200"}
assert context.port == 80
assert context.sample_rate == 100.0
assert context.add_logging_annotation is True
assert context.report_root_timestamp_override is True
assert context.use_128bit_trace_id is True
assert context.host == "127.0.0.255"
assert context._context_stack == stack
assert context._span_storage == span_storage
assert context.firehose_handler == firehose
assert mock_generate_kind.call_count == 1
assert mock_generate_kind.call_args == mock.call(
context, Kind.CLIENT, ("cs", "cr"),
)
assert context.timestamp == 1234
assert context.duration == 10
assert context.encoding == Encoding.V2_JSON
assert context._tracer == tracer
# Check for backward compatibility
assert tracer.get_spans() == span_storage
assert tracer.get_context() == stack
def test_batch_sender_add_span_not_sampled_with_firehose(
add_span_mock, flush_mock, time_mock
):
attr = ZipkinAttrs(
trace_id="0000000000000001",
span_id="0000000000000002",
parent_span_id=None,
flags=None,
is_sampled=False,
)
tracer = MockTracer()
transport_handler = mock.Mock()
firehose_handler = mock.Mock()
context = logging_helper.ZipkinLoggingContext(
zipkin_attrs=attr,
endpoint=create_endpoint(80, "test_server", "127.0.0.1"),
span_name="span_name",
transport_handler=transport_handler,
report_root_timestamp=False,
get_tracer=lambda: tracer,
firehose_handler=firehose_handler,
service_name="test_server",
encoding=Encoding.V1_JSON,
)
context.start_timestamp = 24
context.response_status_code = 200
context.tags = {"k": "v"}
time_mock.return_value = 42
context.emit_spans()
assert add_span_mock.call_count == 1
assert flush_mock.call_count == 1
def test_get_current_context_root_sample_rate_override_sampled(
self,
mock_create_attr,
):
# Root span, with custom zipkin_attrs, sampled
# Just return the custom zipkin_attrs.
zipkin_attrs = ZipkinAttrs(
trace_id=generate_random_64bit_string(),
span_id=generate_random_64bit_string(),
parent_span_id=generate_random_64bit_string(),
flags=None,
is_sampled=True,
)
context = zipkin.zipkin_span(
service_name='test_service',
span_name='test_span',
transport_handler=MockTransportHandler(),
zipkin_attrs=zipkin_attrs,
sample_rate=100.0,
)
report_root, current_attrs = context._get_current_context()
assert mock_create_attr.call_count == 0
assert current_attrs == zipkin_attrs
# The override was set and was already sampled, so this is probably
# not the trace root.
assert report_root is False
def construct_zipkin_attrs(data):
parsed = json.loads(data)
return ZipkinAttrs(trace_id=parsed.get('trace_id'),
parent_span_id=parsed.get('parent_span_id'),
span_id=generate_random_64bit_string(),
is_sampled=parsed.get('is_sampled'),
flags='0')
def dealsbyhotel():
with zipkin_span(service_name='hotels.com:dealsquery',
zipkin_attrs=ZipkinAttrs(
trace_id=request.headers['X-B3-TraceID'],
span_id=request.headers['X-B3-SpanID'],
parent_span_id=request.headers['X-B3-ParentSpanID'],
flags='1',
is_sampled=request.headers['X-B3-Sampled']),
span_name='dealquery:dealsbyhotel',
transport_handler=http_transport,
port=PORT,
sample_rate=ZIPKINSAMPLERATE):
sessionid = request.args.get('sessionid')
debugmessage('BEGIN DEALS SEARCH: SESSIONID', sessionid)
status = setupsearchindex(sessionid)
if (status == False):
return jsonify({})
deals = getdeals(sessionid)
hoteldict = defaultdict(defaultdict)
for deal in deals:
hoteldict[deal['hotelid']] = []
for deal in deals:
hoteldict[deal['hotelid']].append(deal)
debugmessage('END DEALS SEARCH: SESSIONID', sessionid)
return jsonify(hoteldict)
def test_service_span(mock_logger, default_annotations):
mock_transport_handler, mock_logs = mock_logger
zipkin_attrs = ZipkinAttrs(
trace_id='0',
span_id='1',
parent_span_id='2',
flags='0',
is_sampled=True,
)
with zipkin.zipkin_span(
service_name='test_service_name',
span_name='service_span',
zipkin_attrs=zipkin_attrs,
transport_handler=mock_transport_handler,
binary_annotations={'some_key': 'some_value'},
add_logging_annotation=True,
):
pass
span = _decode_binary_thrift_obj(mock_logs[0])
_verify_service_span(span, default_annotations)
# Spans continued on the server don't log timestamp/duration, as it's
# assumed the client part of the pair will log them.
assert span.timestamp is None
assert span.duration is None