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Diffstat (limited to 'lib/gitlab/metrics/web_transaction.rb')
| -rw-r--r-- | lib/gitlab/metrics/web_transaction.rb | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/lib/gitlab/metrics/web_transaction.rb b/lib/gitlab/metrics/web_transaction.rb index 544c142f7bb..fcfa86734e8 100644 --- a/lib/gitlab/metrics/web_transaction.rb +++ b/lib/gitlab/metrics/web_transaction.rb @@ -2,12 +2,37 @@ module Gitlab module Metrics + # Exclusive transaction-type metrics for web servers (including Web/Api/Git + # fleet). One instance of this class is created for each request going + # through the Rack metric middleware. Any metrics dispatched with this + # instance include metadata such as controller, action, feature category, + # etc. class WebTransaction < Transaction + THREAD_KEY = :_gitlab_metrics_transaction + BASE_LABEL_KEYS = %i(controller action feature_category).freeze + CONTROLLER_KEY = 'action_controller.instance' ENDPOINT_KEY = 'api.endpoint' ALLOWED_SUFFIXES = Set.new(%w[json js atom rss xml zip]) SMALL_BUCKETS = [0.1, 0.25, 0.5, 1.0, 2.5, 5.0].freeze + class << self + def current + Thread.current[THREAD_KEY] + end + + def prometheus_metric(name, type, &block) + fetch_metric(type, name) do + # set default metric options + docstring "#{name.to_s.humanize} #{type}" + + evaluate(&block) + # always filter sensitive labels and merge with base ones + label_keys BASE_LABEL_KEYS | (label_keys - ::Gitlab::Metrics::Transaction::FILTERED_LABEL_KEYS) + end + end + end + def initialize(env) super() @env = env |