diff options
Diffstat (limited to 'lib/gitlab/metrics.rb')
-rw-r--r-- | lib/gitlab/metrics.rb | 157 |
1 files changed, 3 insertions, 154 deletions
diff --git a/lib/gitlab/metrics.rb b/lib/gitlab/metrics.rb index cb8db2f1e9f..4779755bb22 100644 --- a/lib/gitlab/metrics.rb +++ b/lib/gitlab/metrics.rb @@ -1,161 +1,10 @@ module Gitlab module Metrics - extend Gitlab::CurrentSettings - - RAILS_ROOT = Rails.root.to_s - METRICS_ROOT = Rails.root.join('lib', 'gitlab', 'metrics').to_s - PATH_REGEX = /^#{RAILS_ROOT}\/?/ - - def self.settings - @settings ||= { - enabled: current_application_settings[:metrics_enabled], - pool_size: current_application_settings[:metrics_pool_size], - timeout: current_application_settings[:metrics_timeout], - method_call_threshold: current_application_settings[:metrics_method_call_threshold], - host: current_application_settings[:metrics_host], - port: current_application_settings[:metrics_port], - sample_interval: current_application_settings[:metrics_sample_interval] || 15, - packet_size: current_application_settings[:metrics_packet_size] || 1 - } - end + extend Gitlab::Metrics::InfluxDb + extend Gitlab::Metrics::Prometheus def self.enabled? - settings[:enabled] || false - end - - def self.mri? - RUBY_ENGINE == 'ruby' - end - - def self.method_call_threshold - # This is memoized since this method is called for every instrumented - # method. Loading data from an external cache on every method call slows - # things down too much. - @method_call_threshold ||= settings[:method_call_threshold] - end - - def self.pool - @pool - end - - def self.submit_metrics(metrics) - prepared = prepare_metrics(metrics) - - pool.with do |connection| - prepared.each_slice(settings[:packet_size]) do |slice| - begin - connection.write_points(slice) - rescue StandardError - end - end - end - rescue Errno::EADDRNOTAVAIL, SocketError => ex - Gitlab::EnvironmentLogger.error('Cannot resolve InfluxDB address. GitLab Performance Monitoring will not work.') - Gitlab::EnvironmentLogger.error(ex) - end - - def self.prepare_metrics(metrics) - metrics.map do |hash| - new_hash = hash.symbolize_keys - - new_hash[:tags].each do |key, value| - if value.blank? - new_hash[:tags].delete(key) - else - new_hash[:tags][key] = escape_value(value) - end - end - - new_hash - end - end - - def self.escape_value(value) - value.to_s.gsub('=', '\\=') - end - - # Measures the execution time of a block. - # - # Example: - # - # Gitlab::Metrics.measure(:find_by_username_duration) do - # User.find_by_username(some_username) - # end - # - # name - The name of the field to store the execution time in. - # - # Returns the value yielded by the supplied block. - def self.measure(name) - trans = current_transaction - - return yield unless trans - - real_start = Time.now.to_f - cpu_start = System.cpu_time - - retval = yield - - cpu_stop = System.cpu_time - real_stop = Time.now.to_f - - real_time = (real_stop - real_start) * 1000.0 - cpu_time = cpu_stop - cpu_start - - trans.increment("#{name}_real_time", real_time) - trans.increment("#{name}_cpu_time", cpu_time) - trans.increment("#{name}_call_count", 1) - - retval - end - - # Adds a tag to the current transaction (if any) - # - # name - The name of the tag to add. - # value - The value of the tag. - def self.tag_transaction(name, value) - trans = current_transaction - - trans&.add_tag(name, value) - end - - # Sets the action of the current transaction (if any) - # - # action - The name of the action. - def self.action=(action) - trans = current_transaction - - trans&.action = action - end - - # Tracks an event. - # - # See `Gitlab::Metrics::Transaction#add_event` for more details. - def self.add_event(*args) - trans = current_transaction - - trans&.add_event(*args) - end - - # Returns the prefix to use for the name of a series. - def self.series_prefix - @series_prefix ||= Sidekiq.server? ? 'sidekiq_' : 'rails_' - end - - # Allow access from other metrics related middlewares - def self.current_transaction - Transaction.current - end - - # When enabled this should be set before being used as the usual pattern - # "@foo ||= bar" is _not_ thread-safe. - if enabled? - @pool = ConnectionPool.new(size: settings[:pool_size], timeout: settings[:timeout]) do - host = settings[:host] - port = settings[:port] - - InfluxDB::Client. - new(udp: { host: host, port: port }) - end + influx_metrics_enabled? || prometheus_metrics_enabled? end end end |