Automatic merge from submit-queue
add UpdateRuntimeConfig interface
Expose UpdateRuntimeConfig interface in RuntimeService for kubelet to pass a set of configurations to runtime. Currently it only takes PodCIDR.
The use case is for kubelet to pass configs to runtime. Kubelet holds some config/information which runtime does not have, such as PodCIDR. I expect some of kubelet configurations will gradually move to runtime, but I believe cases like PodCIDR, which dynamically assigned by k8s master, need to stay for a while.
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CRI: Remove the mount name and port name.
Per discussion on https://github.com/kubernetes/kubernetes/issues/33873.
Currently the mount name is not being used and also involves some
incorrect usage (sometimes it's referencing a mount name, sometimes
it's referecing a volume name), so we decide to remove it from CRI.
The port name is also not used, so remove it as well.
Fix#33873Fix#33526
/cc @kubernetes/sig-node @kubernetes/sig-rktnetes
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CRI: Implement temporary ImageStats in kuberuntime_manager
For #33048 and #33189.
This PR:
1) Implement a temporary `ImageStats` in kuberuntime_manager.go
2) Add container name label on infra container to make the current summary api logic work with dockershim.
I run the summary api test locally and it passed for me. Notice that the original summary api test is not showing up on CRI testgrid because it was removed yesterday. It will be added back in https://github.com/kubernetes/kubernetes/pull/33779.
@yujuhong @feiskyer
Per discussion on https://github.com/kubernetes/kubernetes/issues/33873.
Currently the mount name is not being used and also involves some
incorrect usage (sometimes it's referencing a mount name, sometimes
it's referecing a volume name), so we decide to remove it from CRI.
The port name is also not used, so remove it as well.
Automatic merge from submit-queue
CRI: Add init containers
This PR adds init containers support in CRI.
CC @yujuhong @Random-Liu @yifan-gu
Also CC @kubernetes/sig-node @kubernetes/sig-rktnetes
Kubernetes expects a brief CamelCase string as "Reason" and a human-readable
string as "Message" in the conatiner status. It is difficult for kubelet to
derive the other one if the runtime only provides one of the two fields.
Augment the API by adding the "Message" field.
Automatic merge from submit-queue
Kubelet: rename CreatePodSandbox to RunPodSandbox in CRI
As @yifan-gu pointed out in #31847, the name `CreatePodSandbox` doesn't reflect that the sandbox is running after the API succeeds. This PR renames it to `RunPodSandbox` to make this clear.
CC @yujuhong @yifan-gu @kubernetes/sig-node
Automatic merge from submit-queue
Kubelet: pass pod name/namespace/uid in new runtime API
First part of #30463.
Pass pod name/namespace/uid in new runtime API and change dockershim to build unique sandbox/container name based on them.
CC @yujuhong @euank @yifan-gu @kubernetes/sig-node
Automatic merge from submit-queue
kubelet/api: split RuntimeService interface
Splits `RuntimeService` interface into smaller interfaces
to make testing easier and delineate the responsibilities.
Its a non-breaking change to the previous users of `api.RuntimeService`
Automatic merge from submit-queue
Add total inodes to kubelet summary api
Needed to support inode based eviction thresholds as a percentage.
/cc @ronnielai @vishh @kubernetes/rh-cluster-infra
