Merge "Add Version Based Feature Discovery in Technical Vision"

2019-02-04 17:15:36 +00:00 · 2019-02-04 17:15:36 +00:00 · b12b1ba9f5
commit b12b1ba9f5
parent d193da90d4 fcc557dff3
1 changed files with 3 additions and 0 deletions
--- a/reference/technical-vision.rst
+++ b/reference/technical-vision.rst
@ -133,6 +133,9 @@ move to another cloud running an older version of OpenStack. OpenStack services
 should therefore evolve in such a way that they either work correctly or fail
 gracefully with *both* older and newer clients.

+Any changes to public APIs should be versioned and phased in, with a common
+mechanism to allow client introspection of the available versions and features.
+
 Cross-Project Dependencies
 --------------------------