41 lines
1.2 KiB
Ruby
41 lines
1.2 KiB
Ruby
module Elasticsearch
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module Rails
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module Instrumentation
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# A log subscriber to attach to Elasticsearch related events
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#
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# @see https://github.com/rails/rails/blob/master/activerecord/lib/active_record/log_subscriber.rb
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#
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class LogSubscriber < ActiveSupport::LogSubscriber
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def self.runtime=(value)
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Thread.current["elasticsearch_runtime"] = value
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end
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def self.runtime
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Thread.current["elasticsearch_runtime"] ||= 0
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end
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def self.reset_runtime
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rt, self.runtime = runtime, 0
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rt
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end
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# Intercept `search.elasticsearch` events, and display them in the Rails log
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#
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def search(event)
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self.class.runtime += event.duration
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return unless logger.debug?
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payload = event.payload
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name = "#{payload[:klass]} #{payload[:name]} (#{event.duration.round(1)}ms)"
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search = payload[:search].inspect.gsub(/:(\w+)=>/, '\1: ')
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debug %Q| #{color(name, GREEN, true)} #{colorize_logging ? "\e[2m#{search}\e[0m" : search}|
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end
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end
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end
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end
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end
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Elasticsearch::Rails::Instrumentation::LogSubscriber.attach_to :elasticsearch
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