Module: Datadog::Tracing::Contrib::SuckerPunch::Instrumentation

Defined in:
lib/datadog/tracing/contrib/sucker_punch/instrumentation.rb

Overview

Defines instrumentation patches for the ‘sucker_punch` gem

Class Method Summary collapse

Class Method Details

.patch! ⇒ Object

rubocop:disable Metrics/MethodLength rubocop:disable Metrics/AbcSize



19
20
21
22
23
24
25
26
27
28
29
30
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
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
 
# File 'lib/datadog/tracing/contrib/sucker_punch/instrumentation.rb', line 19

def patch!
  # rubocop:disable Metrics/BlockLength
  ::SuckerPunch::Job::ClassMethods.class_eval do
    alias_method :__run_perform_without_datadog, :__run_perform
    def __run_perform(*args)
      Datadog::Tracing.send(:tracer).provider.context = Datadog::Tracing::Context.new

      __with_instrumentation(Ext::SPAN_PERFORM) do |span|
        span.resource = "PROCESS #{self}"

        span.set_tag(Tracing::Metadata::Ext::TAG_OPERATION, Ext::TAG_OPERATION_PERFORM)

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

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

        __run_perform_without_datadog(*args)
      end
    rescue => e
      ::SuckerPunch.__exception_handler.call(e, self, args)
    end
    ruby2_keywords :__run_perform if respond_to?(:ruby2_keywords, true)

    alias_method :__perform_async, :perform_async
    def perform_async(*args)
      __with_instrumentation(Ext::SPAN_PERFORM_ASYNC) do |span|
        span.resource = "ENQUEUE #{self}"

        span.set_tag(Datadog::Tracing::Metadata::Ext::TAG_OPERATION, Ext::TAG_OPERATION_PERFORM_ASYNC)

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

        __perform_async(*args)
      end
    end
    ruby2_keywords :perform_async if respond_to?(:ruby2_keywords, true)

    alias_method :__perform_in, :perform_in
    def perform_in(interval, *args)
      __with_instrumentation(Ext::SPAN_PERFORM_IN) do |span|
        span.resource = "ENQUEUE #{self}"

        span.set_tag(Datadog::Tracing::Metadata::Ext::TAG_OPERATION, Ext::TAG_OPERATION_PERFORM_IN)

        span.set_tag(Ext::TAG_PERFORM_IN, interval)

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

        __perform_in(interval, *args)
      end
    end
    ruby2_keywords :perform_in if respond_to?(:ruby2_keywords, true)

    private

    def datadog_configuration
      Datadog.configuration.tracing[:sucker_punch]
    end

    def __with_instrumentation(name)
      Datadog::Tracing.trace(name, service: datadog_configuration[:service_name]) do |span|
        span.type = Datadog::Tracing::Metadata::Ext::AppTypes::TYPE_WORKER
        span.set_tag(Datadog::Tracing::Metadata::Ext::TAG_COMPONENT, Ext::TAG_COMPONENT)
        span.set_tag(Ext::TAG_QUEUE, to_s)
        yield span
      end
    end
  end
  # rubocop:enable Metrics/BlockLength
end