Module: Datadog::Contrib::ActiveRecord::Events::Instantiation

Includes:
Datadog::Contrib::ActiveRecord::Event
Defined in:
lib/ddtrace/contrib/active_record/events/instantiation.rb

Overview

Defines instrumentation for instantiation.active_record event

Constant Summary collapse

EVENT_NAME = 
'instantiation.active_record'.freeze

Class Method Summary collapse

Methods included from Datadog::Contrib::ActiveRecord::Event

included

Class Method Details

.event_name ⇒ Object 



23
24
25
 
# File 'lib/ddtrace/contrib/active_record/events/instantiation.rb', line 23

def event_name
  self::EVENT_NAME
end

.process(span, event, _id, payload) ⇒ Object 



31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
 
# File 'lib/ddtrace/contrib/active_record/events/instantiation.rb', line 31

def process(span, event, _id, payload)
  # Inherit service name from parent, if available.
  span.service = if configuration[:orm_service_name]
                   configuration[:orm_service_name]
                 elsif span.parent
                   span.parent.service
                 else
                   Ext::SERVICE_NAME
                 end

  span.resource = payload.fetch(:class_name)
  span.span_type = Ext::SPAN_TYPE_INSTANTIATION

  # Set analytics sample rate
  if Contrib::Analytics.enabled?(configuration[:analytics_enabled])
    Contrib::Analytics.set_sample_rate(span, configuration[:analytics_sample_rate])
  end

  # Measure service stats
  Contrib::Analytics.set_measured(span)

  span.set_tag(Ext::TAG_INSTANTIATION_CLASS_NAME, payload.fetch(:class_name))
  span.set_tag(Ext::TAG_INSTANTIATION_RECORD_COUNT, payload.fetch(:record_count))
rescue StandardError => e
  Datadog.logger.debug(e.message)
end

.span_name ⇒ Object 



27
28
29
 
# File 'lib/ddtrace/contrib/active_record/events/instantiation.rb', line 27

def span_name
  Ext::SPAN_INSTANTIATION
end

.supported? ⇒ Boolean

Returns:

  • (Boolean) 


18
19
20
21
 
# File 'lib/ddtrace/contrib/active_record/events/instantiation.rb', line 18

def supported?
  Gem.loaded_specs['activerecord'] \
    && Gem.loaded_specs['activerecord'].version >= Gem::Version.new('4.2')
end