23 lines
890 B
Ruby
23 lines
890 B
Ruby
# frozen_string_literal: true
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if Labkit::Tracing.enabled?
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Rails.application.configure do |config|
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config.middleware.insert_after Labkit::Middleware::Rack, ::Labkit::Tracing::RackMiddleware
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end
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# Instrument Redis
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Labkit::Tracing::Redis.instrument
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# Instrument Rails
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Labkit::Tracing::Rails::ActiveRecordSubscriber.instrument
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Labkit::Tracing::Rails::ActionViewSubscriber.instrument
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Labkit::Tracing::Rails::ActiveSupportSubscriber.instrument
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# In multi-processed clustered architectures (puma, unicorn) don't
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# start tracing until the worker processes are spawned. This works
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# around issues when the opentracing implementation spawns threads
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Gitlab::Cluster::LifecycleEvents.on_worker_start do
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tracer = Labkit::Tracing::Factory.create_tracer(Gitlab.process_name, Labkit::Tracing.connection_string)
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OpenTracing.global_tracer = tracer if tracer
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end
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end
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