diff options
Diffstat (limited to 'lib/gitlab/metrics/web_transaction.rb')
| -rw-r--r-- | lib/gitlab/metrics/web_transaction.rb | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/lib/gitlab/metrics/web_transaction.rb b/lib/gitlab/metrics/web_transaction.rb index 3799aaebf1c..723ca576aab 100644 --- a/lib/gitlab/metrics/web_transaction.rb +++ b/lib/gitlab/metrics/web_transaction.rb @@ -3,6 +3,7 @@ module Gitlab class WebTransaction < Transaction CONTROLLER_KEY = 'action_controller.instance'.freeze ENDPOINT_KEY = 'api.endpoint'.freeze + ALLOWED_SUFFIXES = Set.new(%w[json js atom rss xml zip]) def initialize(env) super() @@ -32,9 +33,13 @@ module Gitlab # Devise exposes a method called "request_format" that does the below. # However, this method is not available to all controllers (e.g. certain # Doorkeeper controllers). As such we use the underlying code directly. - suffix = controller.request.format.try(:ref) + suffix = controller.request.format.try(:ref).to_s - if suffix && suffix != :html + # Sometimes the request format is set to silly data such as + # "application/xrds+xml" or actual URLs. To prevent such values from + # increasing the cardinality of our metrics, we limit the number of + # possible suffixes. + if suffix && ALLOWED_SUFFIXES.include?(suffix) action += ".#{suffix}" end |