def make_peer_address_tag(key, host):
"""
Used for Zipkin binary annotations like CA/SA (client/server address).
They are modeled as Boolean type with '0x01' as the value.
:param key:
:param host:
"""
return zipkin_collector.BinaryAnnotation(
key, '0x01', zipkin_collector.AnnotationType.BOOL, host)
def make_local_component_tag(component_name, endpoint):
"""
Used for Zipkin binary annotation LOCAL_COMPONENT.
:param component_name:
:param endpoint:
"""
return zipkin_collector.BinaryAnnotation(
key=LOCAL_COMPONENT,
value=component_name,
annotation_type=zipkin_collector.AnnotationType.STRING,
host=endpoint)
def make_string_tag(key, value):
if len(value) > 256:
value = value[:256]
return zipkin_collector.BinaryAnnotation(
key, value, zipkin_collector.AnnotationType.STRING)
