gitlab-org--gitlab-foss/lib/gitlab/metrics/sidekiq_metrics_exporter.rb
gfyoung 7ec8af5017 Enable even more frozen string for lib/gitlab
Enables frozen string for the following:

* lib/gitlab/hook_data/**/*.rb
* lib/gitlab/i18n/**/*.rb
* lib/gitlab/import/**/*.rb
* lib/gitlab/import_export/**/*.rb
* lib/gitlab/kubernetes/**/*.rb
* lib/gitlab/legacy_github_import/**/*.rb
* lib/gitlab/manifest_import/**/*.rb
* lib/gitlab/metrics/**/*.rb
* lib/gitlab/middleware/**/*.rb

Partially addresses gitlab-org/gitlab-ce#47424.
2018-11-16 17:41:14 -08:00

49 lines
1.2 KiB
Ruby

# frozen_string_literal: true
require 'webrick'
require 'prometheus/client/rack/exporter'
module Gitlab
module Metrics
class SidekiqMetricsExporter < Daemon
LOG_FILENAME = File.join(Rails.root, 'log', 'sidekiq_exporter.log')
def enabled?
Gitlab::Metrics.metrics_folder_present? && settings.enabled
end
def settings
Settings.monitoring.sidekiq_exporter
end
private
attr_reader :server
def start_working
logger = WEBrick::Log.new(LOG_FILENAME)
access_log = [
[logger, WEBrick::AccessLog::COMBINED_LOG_FORMAT]
]
@server = ::WEBrick::HTTPServer.new(Port: settings.port, BindAddress: settings.address,
Logger: logger, AccessLog: access_log)
server.mount "/", Rack::Handler::WEBrick, rack_app
server.start
end
def stop_working
server.shutdown if server
@server = nil
end
def rack_app
Rack::Builder.app do
use Rack::Deflater
use ::Prometheus::Client::Rack::Exporter
run -> (env) { [404, {}, ['']] }
end
end
end
end
end