config/initializers/gitlab_experiment.rb


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# frozen_string_literal: true

Gitlab::Experiment.configure do |config|
  config.base_class = 'ApplicationExperiment'
  config.mount_at = '/-/experiment'
  config.cache = Gitlab::Experiment::Cache::RedisHashStore.new(
    pool: ->(&block) { Gitlab::Redis::SharedState.with { |redis| block.call(redis) } }
  )
end

# TODO: This shim should be removed after the feature flag is rolled out, as
#   it only exists to facilitate the feature flag control of the behavior.
module Gitlab::Experiment::MiddlewareWithFeatureFlags
  attr_reader :app

  def call(env)
    return app.call(env) unless Feature.enabled?(:gitlab_experiment_middleware)

    super
  end
end

Gitlab::Experiment::Middleware.prepend(Gitlab::Experiment::MiddlewareWithFeatureFlags)