text: # Unless explicitly stated otherwise all files in this repository are licensed
  # under the Apache License Version 2.0.
  # This product includes software developed at Datadog (https://www.datadoghq.com/).
  # Copyright 2019 Datadog, Inc.
  
  
  # Datadog trace sampling priority
  class SamplingPriority(object):
      USER_REJECT = -1
      AUTO_REJECT = 0
      AUTO_KEEP = 1
      USER_KEEP = 2
  
  
  # Datadog trace headers
  class TraceHeader(object):
      TRACE_ID = "x-datadog-trace-id"
      PARENT_ID = "x-datadog-parent-id"
      SAMPLING_PRIORITY = "x-datadog-sampling-priority"
  
  
  # X-Ray subsegment to save Datadog trace metadata
  class XraySubsegment(object):
      NAME = "datadog-metadata"
      TRACE_KEY = "trace"
      LAMBDA_FUNCTION_TAGS_KEY = "lambda_function_tags"
      NAMESPACE = "datadog"
  
  
  # TraceContextSource of datadog context. The DD_MERGE_XRAY_TRACES
  # feature uses this to determine when to use X-Ray as the parent
  # trace.
  class TraceContextSource(object):
      XRAY = "xray"
      EVENT = "event"
      DDTRACE = "ddtrace"
  
  
  # X-Ray deamon
  class XrayDaemon(object):
      XRAY_TRACE_ID_HEADER_NAME = "_X_AMZN_TRACE_ID"
      XRAY_DAEMON_ADDRESS = "AWS_XRAY_DAEMON_ADDRESS"
      FUNCTION_NAME_HEADER_NAME = "AWS_LAMBDA_FUNCTION_NAME"
  