We've dropped the content-type field since it is effectively unbounded
(we had a sec-vuln about this before actually). We retain all other
fields, despite their unboundedness due to the fact that we can now
explicitly set bounds on label values.
Change-Id: Icc483fc6a17ea6382928f4448643cda6f3e21adb
Kubernetes-commit: cfd00de6866e636332bdcd3f46d6d2ffd8d2bc88
* fix a number of unbounded dimensions in request metrics
* add test suite for cleanVerb and cleanContentType
* Properly validate that the content-type and charset (if applicable) are RFC compliant
* add additional test case
* truncate list of content-types
Change-Id: Ia5fe0d2e2c602e4def4b8e0849cc19f3f9251818
Kubernetes-commit: 6c588c3f441252f42fd37526297ed92d1e1f3acf
enisoc pointed out how ToLower can change (lengthen even!) the length of
a string given arbitrary input.
Kubernetes-commit: fe202fcfc47c7e0fa7d75dc933c9988bb5a53e5e
This commit cleans common browser user-agents to reduce the metrics
cardinality in exported prometheus metrics.
Kubernetes-commit: b5c89a8be68e031e12d6750ed6cc470de4cc3fdf
kkkkun
Abu Kashem
wojtekt
Harry Zhang
Han Kang
Matt Liggett
Dominik Schulz