Class: OpenTelemetry::Exporters::Datadog::Exporter::SpanEncoder Private

Inherits:
Object
  • Object
show all
Defined in:
lib/opentelemetry/exporters/datadog/exporter/span_encoder.rb

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

Constant Summary collapse

ENV_KEY =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

'env'
VERSION_KEY =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

'version'
DD_ORIGIN =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

'_dd_origin'
USER_REJECT =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

-1
AUTO_REJECT =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

0
AUTO_KEEP =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

1
USER_KEEP =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

2
INTERNAL_TRACE_REGEX =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

%r{/v\d\.\d/traces}.freeze
SAMPLE_RATE_METRIC_KEY =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

'_sample_rate'
SAMPLING_PRIORITY_KEY =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

'_sampling_priority_v1'
ORIGIN_REGEX =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

/#{DD_ORIGIN}\=(.*?)($|,)/.freeze
PROBABILITY_REGEX =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

/\d[.]\d{1,6}/.freeze
TRUNCATION_HELPER =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

::Datadog::DistributedTracing::Headers::Headers.new({})
RESOURCE_SERVICE_TAG =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

'service.name'
RESOURCE_VERSION_TAG =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

'service.version'
RESOURCE_ENVIRONMENT_TAG =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

'deployment.environment'
INSTRUMENTATION_SPAN_TYPES =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

{
  'OpenTelemetry::Instrumentation::Ethon' => ::Datadog::Ext::HTTP::TYPE_OUTBOUND,
  'OpenTelemetry::Instrumentation::Excon' => ::Datadog::Ext::HTTP::TYPE_OUTBOUND,
  'OpenTelemetry::Instrumentation::Faraday' => ::Datadog::Ext::HTTP::TYPE_OUTBOUND,
  'OpenTelemetry::Instrumentation::Mysql2' => ::Datadog::Ext::SQL::TYPE,
  'OpenTelemetry::Instrumentation::Net::HTTP' => ::Datadog::Ext::HTTP::TYPE_OUTBOUND,
  'OpenTelemetry::Instrumentation::Rack' => ::Datadog::Ext::HTTP::TYPE_INBOUND,
  'OpenTelemetry::Instrumentation::Redis' => ::Datadog::Contrib::Redis::Ext::TYPE,
  'OpenTelemetry::Instrumentation::RestClient' => ::Datadog::Ext::HTTP::TYPE_OUTBOUND,
  'OpenTelemetry::Instrumentation::Sidekiq' => ::Datadog::Ext::AppTypes::WORKER,
  'OpenTelemetry::Instrumentation::Sinatra' => ::Datadog::Ext::HTTP::TYPE_INBOUND
}.freeze

Instance Method Summary collapse

Instance Method Details

#int64(hex_string, base) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



118
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# File 'lib/opentelemetry/exporters/datadog/exporter/span_encoder.rb', line 118

def int64(hex_string, base)
  TRUNCATION_HELPER.value_to_id(hex_string, base)
end

#translate_to_datadog(otel_spans, service, env = nil, version = nil, tags = nil) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

rubocop:disable Metrics/AbcSize



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# File 'lib/opentelemetry/exporters/datadog/exporter/span_encoder.rb', line 52

def translate_to_datadog(otel_spans, service, env = nil, version = nil, tags = nil) # rubocop:disable Metrics/AbcSize
  datadog_spans = []

  default_tags = get_default_tags(tags) || {}

  otel_spans.each do |span|
    trace_id, span_id, parent_id = get_trace_ids(span)
    span_type = get_span_type(span)
    span_name = get_span_name(span)

    # this excludes service.name, which we get seperately
    span_resource_tags, resource_service_name, resource_environment_name, resource_version_name = get_resource_tags_and_service(span)

    default_tags_including_resource = default_tags.merge(span_resource_tags)
    datadog_span = ::Datadog::Span.new(nil, span_name,
                                       service: resource_service_name || service,
                                       trace_id: trace_id,
                                       parent_id: parent_id,
                                       resource: get_resource(span),
                                       span_type: span_type)
    # span_id is autogenerated so have to override
    datadog_span.span_id = span_id
    datadog_span.start_time = span.start_timestamp
    datadog_span.end_time = span.end_timestamp

    # set span.error, span tag error.msg/error.type
    if span.status && !span.status.ok?
      datadog_span.status = 1

      exception_type, exception_msg, exception_stack = get_exception_info(span)

      if exception_type && exception_msg && exception_stack
        datadog_span.set_tag('error.type', exception_type)
        datadog_span.set_tag('error.msg', exception_msg)
        datadog_span.set_tag('error.stack', exception_stack)
      end
    end

    # set default tags
    default_tags_including_resource&.keys&.each do |attribute|
      datadog_span.set_tag(attribute, default_tags_including_resource[attribute])
    end

    origin = get_origin_string(span)
    datadog_span.set_tag(DD_ORIGIN, origin) if origin && parent_id.zero?
    datadog_span.set_tag(VERSION_KEY, resource_version_name || version) if (resource_version_name || version) && parent_id.zero?
    datadog_span.set_tag(ENV_KEY, resource_environment_name || env) if resource_version_name || env

    # set tags - takes precedence over env vars
    span.attributes&.keys&.each do |attribute|
      datadog_span.set_tag(attribute, span.attributes[attribute])
    end

    sampling_rate = get_sampling_rate(span)

    if filter_internal_request?(span)
      datadog_span.set_metric(SAMPLE_RATE_METRIC_KEY, USER_REJECT)
    elsif sampling_rate
      datadog_span.set_metric(SAMPLE_RATE_METRIC_KEY, sampling_rate)
    end
    datadog_spans << datadog_span
  end

  datadog_spans
end