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Contents
# frozen_string_literal: true
require 'ddtrace/contrib/analytics'
module Datadog
module Contrib
module Sneakers
# Tracer is a Sneakers server-side middleware which traces executed jobs
class Tracer
def initialize(app, *args)
@app = app
@args = args
end
def call(deserialized_msg, delivery_info, metadata, handler)
trace_options = {
service: configuration[:service_name],
span_type: Datadog::Ext::AppTypes::WORKER,
on_error: configuration[:error_handler]
}
tracer.trace(Ext::SPAN_JOB, trace_options) do |request_span|
# Set analytics sample rate
if Datadog::Contrib::Analytics.enabled?(configuration[:analytics_enabled])
Datadog::Contrib::Analytics.set_sample_rate(request_span, configuration[:analytics_sample_rate])
end
# Measure service stats
Contrib::Analytics.set_measured(request_span)
request_span.resource = @app.to_proc.binding.eval('self.class').to_s
request_span.set_tag(Ext::TAG_JOB_ROUTING_KEY, delivery_info.routing_key)
request_span.set_tag(Ext::TAG_JOB_QUEUE, delivery_info.consumer.queue.name)
request_span.set_tag(Ext::TAG_JOB_BODY, deserialized_msg) if configuration[:tag_body]
@app.call(deserialized_msg, delivery_info, metadata, handler)
end
end
private
def tracer
configuration[:tracer]
end
def configuration
Datadog.configuration[:sneakers]
end
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems