def inject_tracing_headers(tracer: Tracer, span: Span, api_instance: ApiInstance):
http_header_carrier = {}
tracer.inject(
span_context=span.context,
format=Format.HTTP_HEADERS,
carrier=http_header_carrier)
for key, value in http_header_carrier.items():
api_instance.headers[key] = value
def test_inject():
tracer = Tracer()
span = tracer.start_span()
bin_carrier = bytearray()
tracer.inject(span_context=span.context,
format=Format.BINARY,
carrier=bin_carrier)
assert bin_carrier == bytearray()
text_carrier = {}
tracer.inject(span_context=span.context,
format=Format.TEXT_MAP,
carrier=text_carrier)
assert text_carrier == {}
def test_inject():
tracer = Tracer()
span = tracer.start_span()
bin_carrier = bytearray()
tracer.inject(
span_context=span.context,
format=Format.BINARY,
carrier=bin_carrier)
assert bin_carrier == bytearray()
text_carrier = {}
tracer.inject(
span_context=span.context,
format=Format.TEXT_MAP,
carrier=text_carrier)
assert text_carrier == {}
def test_new_trace():
tracer = Tracer()
span = tracer.start_span(operation_name='test')
span.set_baggage_item('Fry', 'Leela')
span.set_tag('x', 'y')
span.log_event('z')
child = tracer.start_span(operation_name='child', parent=span)
child.log_event('w')
assert child.get_baggage_item('Fry') is None
carrier = {}
tracer.inject(span=child, format=Format.TEXT_MAP, carrier=carrier)
assert carrier == dict()
child.finish()
span.finish()
def outgoing_trace(operation: str, request: Request, tracer: Tracer,
parent: Span) \
-> Generator[Tuple[Span, Dict[str, Any]], None, None]:
with tracer.start_span(operation, child_of=parent) as span:
span.set_tag('http.url', request.url)
remote_ip = request.client.host
if remote_ip:
span.set_tag(tags.PEER_HOST_IPV4, remote_ip)
remote_port = request.client.port
if remote_port:
span.set_tag(tags.PEER_PORT, remote_port)
http_header_carrier = {}
tracer.inject(span_context=span,
format=Format.HTTP_HEADERS,
carrier=http_header_carrier)
yield span, http_header_carrier
def test_new_trace():
tracer = Tracer()
span = tracer.start_span(operation_name='test')
span.set_baggage_item('Fry', 'Leela')
span.set_tag('x', 'y')
span.log_event('z')
child = tracer.start_span(operation_name='child',
references=opentracing.child_of(span.context))
child.log_event('w')
assert child.get_baggage_item('Fry') is None
carrier = {}
tracer.inject(span_context=child.context,
format=Format.TEXT_MAP,
carrier=carrier)
assert carrier == dict()
child.finish()
span.finish()