gitlab-org--gitlab-foss/config/initializers/tracing.rb

26 lines
1,022 B
Ruby
Raw Normal View History

# frozen_string_literal: true
if Labkit::Tracing.enabled?
Rails.application.configure do |config|
# Rack needs to parse multipart messages before ActionDispatch can filter parameters
config.middleware.insert_after Rack::MethodOverride, ::Labkit::Tracing::RackMiddleware
end
# Instrument Redis
Labkit::Tracing::Redis.instrument
Labkit::Tracing::ExternalHttp.instrument
# Instrument Rails
Labkit::Tracing::Rails::ActiveRecordSubscriber.instrument
Labkit::Tracing::Rails::ActionViewSubscriber.instrument
Labkit::Tracing::Rails::ActiveSupportSubscriber.instrument
# In multi-processed clustered architectures (e.g. Puma cluster) don't
# start tracing until the worker processes are spawned. This works
# around issues when the opentracing implementation spawns threads
Gitlab::Cluster::LifecycleEvents.on_worker_start do
tracer = Labkit::Tracing::Factory.create_tracer(Gitlab.process_name, Labkit::Tracing.connection_string)
OpenTracing.global_tracer = tracer if tracer
end
end