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Contents
# frozen_string_literal: true
require_relative '../statistics'
module Datadog
module Tracing
module Transport
module HTTP
# Tracks statistics for HTTP transports
module Statistics
def self.included(base)
base.include(Datadog::Tracing::Transport::Statistics)
base.include(InstanceMethods)
end
# Instance methods for HTTP statistics
module InstanceMethods
# Decorate metrics for HTTP responses
def metrics_for_response(response)
super.tap do |metrics|
# Add status code tag to api.responses metric
if metrics.key?(:api_responses)
(metrics[:api_responses].options[:tags] ||= []).tap do |tags|
tags << metrics_tag_value(response.code)
end
end
end
end
private
# The most common status code on a healthy tracer
STATUS_CODE_200 = 'status_code:200'
def metrics_tag_value(status_code)
if status_code == 200
STATUS_CODE_200 # DEV Saves string concatenation/creation for common case
else
"status_code:#{status_code}"
end
end
end
end
end
end
end
end
Version data entries
24 entries across 24 versions & 2 rubygems