218 lines
8.3 KiB
Ruby
218 lines
8.3 KiB
Ruby
# frozen_string_literal: true
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# This file was prefixed with zz_ because we want to load it the last!
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# See: https://gitlab.com/gitlab-org/gitlab-foss/issues/55611
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# Autoload all classes that we want to instrument, and instrument the methods we
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# need. This takes the Gitlab::Metrics::Instrumentation module as an argument so
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# that we can stub it for testing, as it is only called when metrics are
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# enabled.
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#
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# rubocop:disable Metrics/AbcSize
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def instrument_classes(instrumentation)
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return if ENV['STATIC_VERIFICATION']
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instrumentation.instrument_instance_methods(Gitlab::Shell)
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instrumentation.instrument_methods(Gitlab::Git)
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Gitlab::Git.constants.each do |name|
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const = Gitlab::Git.const_get(name, false)
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next unless const.is_a?(Module)
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instrumentation.instrument_methods(const)
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instrumentation.instrument_instance_methods(const)
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end
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# Path to search => prefix to strip from constant
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paths_to_instrument = {
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%w(app finders) => %w(app finders),
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%w(app mailers emails) => %w(app mailers),
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# Don't instrument `app/services/concerns`
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# It contains modules that are included in the services.
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# The services themselves are instrumented so the methods from the modules
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# are included.
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%w(app services [^concerns]**) => %w(app services),
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%w(lib gitlab conflicts) => ['lib'],
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%w(lib gitlab email message) => ['lib'],
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%w(lib gitlab checks) => ['lib']
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}
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paths_to_instrument.each do |(path, prefix)|
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prefix = Rails.root.join(*prefix)
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Dir[Rails.root.join(*path + ['*.rb'])].each do |file_path|
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path = Pathname.new(file_path).relative_path_from(prefix)
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const = path.to_s.sub('.rb', '').camelize.constantize
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instrumentation.instrument_methods(const)
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instrumentation.instrument_instance_methods(const)
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end
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end
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instrumentation.instrument_methods(Premailer::Adapter::Nokogiri)
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instrumentation.instrument_instance_methods(Premailer::Adapter::Nokogiri)
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instrumentation.instrument_methods(Banzai::Renderer)
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instrumentation.instrument_methods(Banzai::Querying)
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instrumentation.instrument_instance_methods(Banzai::ObjectRenderer)
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instrumentation.instrument_instance_methods(Banzai::ReferenceRedactor)
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[Issuable, Mentionable, Participable].each do |klass|
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instrumentation.instrument_instance_methods(klass)
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instrumentation.instrument_instance_methods(klass::ClassMethods)
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end
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instrumentation.instrument_methods(Gitlab::ReferenceExtractor)
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instrumentation.instrument_instance_methods(Gitlab::ReferenceExtractor)
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# Instrument the classes used for checking if somebody has push access.
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instrumentation.instrument_instance_methods(Gitlab::GitAccess)
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instrumentation.instrument_instance_methods(Gitlab::GitAccessWiki)
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instrumentation.instrument_instance_methods(API::Helpers)
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instrumentation.instrument_instance_methods(RepositoryCheck::SingleRepositoryWorker)
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instrumentation.instrument_instance_methods(Rouge::Formatters::HTMLGitlab)
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[:XML, :HTML].each do |namespace|
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namespace_mod = Nokogiri.const_get(namespace, false)
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instrumentation.instrument_methods(namespace_mod)
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instrumentation.instrument_methods(namespace_mod::Document)
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end
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instrumentation.instrument_methods(Rinku)
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instrumentation.instrument_instance_methods(Repository)
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instrumentation.instrument_methods(Gitlab::Highlight)
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instrumentation.instrument_instance_methods(Gitlab::Highlight)
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instrumentation.instrument_instance_method(Gitlab::Ci::Config::Yaml::Tags::Resolver, :to_hash)
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Gitlab.ee do
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instrumentation.instrument_instance_methods(Elastic::Latest::GitInstanceProxy)
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instrumentation.instrument_instance_methods(Elastic::Latest::GitClassProxy)
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instrumentation.instrument_instance_methods(Search::GlobalService)
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instrumentation.instrument_instance_methods(Search::ProjectService)
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instrumentation.instrument_instance_methods(Gitlab::Elastic::SearchResults)
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instrumentation.instrument_instance_methods(Gitlab::Elastic::ProjectSearchResults)
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instrumentation.instrument_instance_methods(Gitlab::Elastic::Indexer)
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instrumentation.instrument_instance_methods(Gitlab::Elastic::SnippetSearchResults)
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instrumentation.instrument_instance_methods(Gitlab::Elastic::Helper)
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instrumentation.instrument_instance_methods(Elastic::ApplicationVersionedSearch)
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instrumentation.instrument_instance_methods(Elastic::ProjectsSearch)
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instrumentation.instrument_instance_methods(Elastic::RepositoriesSearch)
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instrumentation.instrument_instance_methods(Elastic::SnippetsSearch)
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instrumentation.instrument_instance_methods(Elastic::WikiRepositoriesSearch)
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instrumentation.instrument_instance_methods(Gitlab::BitbucketImport::Importer)
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instrumentation.instrument_instance_methods(Bitbucket::Connection)
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instrumentation.instrument_instance_methods(Geo::RepositorySyncWorker)
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end
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# This is a Rails scope so we have to instrument it manually.
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instrumentation.instrument_method(Project, :visible_to_user)
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# Needed for https://gitlab.com/gitlab-org/gitlab-foss/issues/30224#note_32306159
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instrumentation.instrument_instance_method(MergeRequestDiff, :load_commits)
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end
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# rubocop:enable Metrics/AbcSize
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# With prometheus enabled by default this breaks all specs
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# that stubs methods using `any_instance_of` for the models reloaded here.
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#
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# We should deprecate the usage of `any_instance_of` in the future
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# check: https://github.com/rspec/rspec-mocks#settings-mocks-or-stubs-on-any-instance-of-a-class
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#
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# Related issue: https://gitlab.com/gitlab-org/gitlab-foss/issues/33587
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#
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# In development mode, we turn off eager loading when we're running
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# `rails generate migration` because eager loading short-circuits the
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# loading of our custom migration templates.
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if Gitlab::Metrics.enabled? && !Rails.env.test? && !(Rails.env.development? && defined?(Rails::Generators))
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require 'pathname'
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require 'connection_pool'
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require 'method_source'
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# These are manually require'd so the classes are registered properly with
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# ActiveSupport.
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require_dependency 'gitlab/metrics/subscribers/action_cable'
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require_dependency 'gitlab/metrics/subscribers/action_view'
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require_dependency 'gitlab/metrics/subscribers/active_record'
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require_dependency 'gitlab/metrics/subscribers/rails_cache'
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Gitlab::Application.configure do |config|
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config.middleware.use(Gitlab::Metrics::RackMiddleware)
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config.middleware.use(Gitlab::Middleware::RailsQueueDuration)
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config.middleware.use(Gitlab::Metrics::ElasticsearchRackMiddleware)
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end
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# This instruments all methods residing in app/models that (appear to) use any
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# of the ActiveRecord methods. This has to take place _after_ initializing as
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# for some unknown reason calling eager_load! earlier breaks Devise.
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Gitlab::Application.config.after_initialize do
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# We should move all the logic of this file to somewhere else
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# and require it after `Rails.application.initialize!` in `environment.rb` file.
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models_path = Rails.root.join('app', 'models').to_s
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Dir.glob("**/*.rb", base: models_path).sort.each do |file|
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require_dependency file
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end
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regex = Regexp.union(
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ActiveRecord::Querying.public_instance_methods(false).map(&:to_s)
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)
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Gitlab::Metrics::Instrumentation
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.instrument_class_hierarchy(ActiveRecord::Base) do |klass, method|
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# Instrumenting the ApplicationSetting class can lead to an infinite
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# loop. Since the data is cached any way we don't really need to
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# instrument it.
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if klass == ApplicationSetting
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false
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else
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loc = method.source_location
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loc && loc[0].start_with?(models_path) && method.source =~ regex
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end
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end
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# Ability is in app/models, is not an ActiveRecord model, but should still
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# be instrumented.
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Gitlab::Metrics::Instrumentation.instrument_methods(Ability)
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end
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Gitlab::Metrics::Instrumentation.configure do |config|
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instrument_classes(config)
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end
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GC::Profiler.enable
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module TrackNewRedisConnections
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def connect(*args)
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val = super
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if current_transaction = ::Gitlab::Metrics::Transaction.current
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current_transaction.increment(:gitlab_transaction_new_redis_connections_total, 1)
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end
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val
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end
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end
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class ::Redis::Client
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prepend TrackNewRedisConnections
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end
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Labkit::NetHttpPublisher.labkit_prepend!
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Labkit::ExconPublisher.labkit_prepend!
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Labkit::HTTPClientPublisher.labkit_prepend!
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end
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