Merge pull request kubernetes#2475 from mrunalp/update_cri_kep

Update CRI kep with latest status

Author: k8s-ci-robot

keps/prod-readiness/sig-node/2040.yaml

@@ -0,0 +1,3 @@
+kep-number: 2040
+beta:
+  approver: "@deads2k"

keps/sig-node/2040-kubelet-cri/README.md

@@ -111,6 +111,8 @@ list of commits to file.
 - Passes all existing CRI tests on at least two container runtimes (sig-node(e2e-node) and cri-tools(critest)).
 - Is in production on numerous clouds. (Note: this reflects the urgency of the signal to move off non CRI solutions.)
 - Documentation is updated to reflect beta status. 
+- Update the CI with containerd and CRI-O versions that support the v1 proto.
+- Ensure that the required CRI stats changes are included. See https://github.com/kubernetes/enhancements/issues/2371.
 
 #### Beta -> GA Graduation
 - TBD
@@ -267,4 +269,5 @@ over the beta to GA period.
 ## Implementation History
 
 - First version with v1alpha1 was released in k8s 1.5.  See https://github.com/kubernetes/community/blob/ee783a18a34ef16da07f8d16d42782a6f78a9253/contributors/devel/sig-node/container-runtime-interface.md
-- v1alpha was released with k8s 1.10. See https://github.com/kubernetes/kubernetes/pull/58973
+- v1alpha was released with k8s 1.10. See https://github.com/kubernetes/kubernetes/pull/58973
+- v1 proto was introduced in k8s 1.20. See https://github.com/kubernetes/kubernetes/pull/96387

keps/sig-node/2040-kubelet-cri/kep.yaml

@@ -21,12 +21,12 @@ stage: beta
 # The most recent milestone for which work toward delivery of this KEP has been
 # done. This can be the current (upcoming) milestone, if it is being actively
 # worked on.
-latest-milestone: "v1.20"
+latest-milestone: "v1.21"
 
 # The milestone at which this feature was, or is targeted to be, at each stage.
 milestone:
   alpha: "v1.5"
-  beta: "v1.20"
+  beta: "v1.22"
 
 # The following PRR answers are required at beta release
 metrics: