def __init__( self, id=None, flags=FlagsType.none, ttl=DEFAULT_TIMEOUT, tracing=None, service=None, headers=None, # transport headers checksum=None, argstreams=None, serializer=None, endpoint=None, ): self.flags = flags self.ttl = ttl self.service = service self.tracing = tracing or common.random_tracing() # argstreams is a list of InMemStream/PipeStream objects self.argstreams = argstreams or [InMemStream(), InMemStream(), InMemStream()] self.checksum = checksum or (ChecksumType.crc32c, 0) self.id = id self.headers = headers or {} self.state = StreamState.init self.serializer = serializer or RawSerializer() self.is_streaming_request = self._is_streaming_request() if not self.is_streaming_request: self._copy_argstreams = [self.argstreams[0].clone(), self.argstreams[1].clone(), self.argstreams[2].clone()] self.endpoint = endpoint or ""
def rewind(self, id=None): self.id = id if not self.is_streaming_request: self.argstreams = [ self._copy_argstreams[0].clone(), self._copy_argstreams[1].clone(), self._copy_argstreams[2].clone(), ] self.state = StreamState.init self.tracing = common.random_tracing()
def rewind(self, id=None): self.id = id if not self.is_streaming_request: self.argstreams = [ self._copy_argstreams[0].clone(), self._copy_argstreams[1].clone(), self._copy_argstreams[2].clone(), ] self.state = StreamState.init self.tracing = common.random_tracing()
def span_to_tracing_field(span): """ Inject the span into Trace field, if Zipkin format is supported :param span: OpenTracing Span """ if span is None: return common.random_tracing() # noinspection PyBroadException try: carrier = {} span.tracer.inject(span, ZIPKIN_SPAN_FORMAT, carrier) tracing = Tracing(span_id=carrier['span_id'], trace_id=carrier['trace_id'], parent_id=carrier['parent_id'] or int(0), traceflags=carrier['traceflags']) return tracing except opentracing.UnsupportedFormatException: pass # tracer might not support Zipkin format except: log.exception('Failed to inject tracing span into headers') return common.random_tracing()
def __init__( self, id=None, flags=FlagsType.none, ttl=DEFAULT_TIMEOUT, tracing=None, service=None, headers=None, # transport headers checksum=None, argstreams=None, serializer=None, endpoint=None, ): self.flags = flags self.ttl = ttl self.service = service self.tracing = tracing or common.random_tracing() # argstreams is a list of InMemStream/PipeStream objects self.argstreams = argstreams or [ InMemStream(), InMemStream(), InMemStream() ] self.checksum = checksum or (ChecksumType.crc32c, 0) self.id = id self.headers = headers or {} self.state = StreamState.init self.serializer = serializer or RawSerializer() self.is_streaming_request = self._is_streaming_request() if not self.is_streaming_request: self._copy_argstreams = [ self.argstreams[0].clone(), self.argstreams[1].clone(), self.argstreams[2].clone(), ] self.endpoint = endpoint or ""