debian-mirror-gitlab/config/initializers/metrics.rb

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if Gitlab::Metrics.enabled?
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require 'pathname'
require 'influxdb'
require 'connection_pool'
require 'method_source'
# These are manually require'd so the classes are registered properly with
# ActiveSupport.
require 'gitlab/metrics/subscribers/action_view'
require 'gitlab/metrics/subscribers/active_record'
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require 'gitlab/metrics/subscribers/rails_cache'
Gitlab::Application.configure do |config|
config.middleware.use(Gitlab::Metrics::RackMiddleware)
config.middleware.use(Gitlab::Middleware::RailsQueueDuration)
end
Sidekiq.configure_server do |config|
config.server_middleware do |chain|
chain.add Gitlab::Metrics::SidekiqMiddleware
end
end
# This instruments all methods residing in app/models that (appear to) use any
# of the ActiveRecord methods. This has to take place _after_ initializing as
# for some unknown reason calling eager_load! earlier breaks Devise.
Gitlab::Application.config.after_initialize do
Rails.application.eager_load!
models = Rails.root.join('app', 'models').to_s
regex = Regexp.union(
ActiveRecord::Querying.public_instance_methods(false).map(&:to_s)
)
Gitlab::Metrics::Instrumentation.
instrument_class_hierarchy(ActiveRecord::Base) do |klass, method|
# Instrumenting the ApplicationSetting class can lead to an infinite
# loop. Since the data is cached any way we don't really need to
# instrument it.
if klass == ApplicationSetting
false
else
loc = method.source_location
loc && loc[0].start_with?(models) && method.source =~ regex
end
end
end
Gitlab::Metrics::Instrumentation.configure do |config|
config.instrument_instance_methods(Gitlab::Shell)
config.instrument_methods(Gitlab::Git)
Gitlab::Git.constants.each do |name|
const = Gitlab::Git.const_get(name)
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next unless const.is_a?(Module)
config.instrument_methods(const)
config.instrument_instance_methods(const)
end
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# Path to search => prefix to strip from constant
paths_to_instrument = {
['app', 'finders'] => ['app', 'finders'],
['app', 'mailers', 'emails'] => ['app', 'mailers'],
['app', 'services', '**'] => ['app', 'services'],
['lib', 'gitlab', 'diff'] => ['lib'],
['lib', 'gitlab', 'email', 'message'] => ['lib']
}
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paths_to_instrument.each do |(path, prefix)|
prefix = Rails.root.join(*prefix)
Dir[Rails.root.join(*path + ['*.rb'])].each do |file_path|
path = Pathname.new(file_path).relative_path_from(prefix)
const = path.to_s.sub('.rb', '').camelize.constantize
config.instrument_methods(const)
config.instrument_instance_methods(const)
end
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end
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config.instrument_methods(Premailer::Adapter::Nokogiri)
config.instrument_instance_methods(Premailer::Adapter::Nokogiri)
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[
:Blame, :Branch, :BranchCollection, :Blob, :Commit, :Diff, :Repository,
:Tag, :TagCollection, :Tree
].each do |name|
const = Rugged.const_get(name)
config.instrument_methods(const)
config.instrument_instance_methods(const)
end
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# Instruments all Banzai filters and reference parsers
{
Filter: Rails.root.join('lib', 'banzai', 'filter', '*.rb'),
ReferenceParser: Rails.root.join('lib', 'banzai', 'reference_parser', '*.rb')
}.each do |const_name, path|
Dir[path].each do |file|
klass = File.basename(file, File.extname(file)).camelize
const = Banzai.const_get(const_name).const_get(klass)
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config.instrument_methods(const)
config.instrument_instance_methods(const)
end
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end
config.instrument_methods(Banzai::Renderer)
config.instrument_methods(Banzai::Querying)
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config.instrument_instance_methods(Banzai::ObjectRenderer)
config.instrument_instance_methods(Banzai::Redactor)
config.instrument_methods(Banzai::NoteRenderer)
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[Issuable, Mentionable, Participable].each do |klass|
config.instrument_instance_methods(klass)
config.instrument_instance_methods(klass::ClassMethods)
end
config.instrument_methods(Gitlab::ReferenceExtractor)
config.instrument_instance_methods(Gitlab::ReferenceExtractor)
# Instrument the classes used for checking if somebody has push access.
config.instrument_instance_methods(Gitlab::GitAccess)
config.instrument_instance_methods(Gitlab::GitAccessWiki)
config.instrument_instance_methods(API::Helpers)
config.instrument_instance_methods(RepositoryCheck::SingleRepositoryWorker)
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config.instrument_instance_methods(Rouge::Plugins::Redcarpet)
config.instrument_instance_methods(Rouge::Formatters::HTMLGitlab)
config.instrument_methods(Rinku)
end
GC::Profiler.enable
Gitlab::Metrics::Sampler.new.start
module TrackNewRedisConnections
def connect(*args)
val = super
if current_transaction = Gitlab::Metrics::Transaction.current
current_transaction.increment(:new_redis_connections, 1)
end
val
end
end
class ::Redis::Client
prepend TrackNewRedisConnections
end
end