Add a new helper method volume.GetPath(Mounter) instead of calling
the GetPath() of the Mounter directly. Check if GetPath() is returning
a "" and convert that into an error. At this point, we only have
information about the type of the Mounter, so let's log that if
there is a problem
Fixes#23163
Automatic merge from submit-queue
Node disk pressure should induce image gc
If the node reports disk pressure, prior to evicting pods, the node should clean up unused images.
Automatic merge from submit-queue
Use the CNI bridge plugin to set hairpin mode
Following up this part of #23711:
> I'd like to wait until containernetworking/cni#175 lands and then just pass the request through to CNI.
The code here just
* passes the required setting down from kubenet to CNI
* disables `DockerManager` from doing hairpin-veth, if kubenet is in use
Note to test you need a very recent version of the CNI `bridge` plugin; the one brought in by #28799 should be OK.
Also relates to https://github.com/kubernetes/kubernetes/issues/19766#issuecomment-232722864
Automatic merge from submit-queue
pkg/various: plug leaky time.New{Timer,Ticker}s
According to the documentation for Go package time, `time.Ticker` and
`time.Timer` are uncollectable by garbage collector finalizers. They
leak until otherwise stopped. This commit ensures that all remaining
instances are stopped upon departure from their relative scopes.
Similar efforts were incrementally done in #29439 and #29114.
```release-note
* pkg/various: plugged various time.Ticker and time.Timer leaks.
```
According to the documentation for Go package time, `time.Ticker` and
`time.Timer` are uncollectable by garbage collector finalizers. They
leak until otherwise stopped. This commit ensures that all remaining
instances are stopped upon departure from their relative scopes.
Automatic merge from submit-queue
Extract kubelet node status into separate file
Extract kubelet node status management into a separate file as a continuation of the kubelet code simplification effort.
Automatic merge from submit-queue
Syncing imaging pulling backoff logic
- Syncing the backoff logic in the parallel image puller and the sequential image puller to prepare for merging the two pullers into one.
- Moving image error definitions under kubelet/images
Automatic merge from submit-queue
Eviction manager needs to start as runtime dependent module
To support disk eviction, the eviction manager needs to know if there is a dedicated device for the imagefs. In order to know that information, we need to start the eviction manager after cadvisor. This refactors the location eviction manager is started.
/cc @kubernetes/sig-node @kubernetes/rh-cluster-infra @vishh @ronnielai
Automatic merge from submit-queue
Make kubelet continue cleanup when there is noncritical error.
Fix https://github.com/kubernetes/kubernetes/issues/29078.
Even though there is error when cleaning up pod directory or bandwidth limits, kubelet could continue cleanup the following stuff.
However, when runtime cache or runtime returns error, cleanup should fail, because the following cleanup relies on the `runningPod`.
@yujuhong
/cc @kubernetes/sig-node
Automatic merge from submit-queue
Support terminal resizing for exec/attach/run
```release-note
Add support for terminal resizing for exec, attach, and run. Note that for Docker, exec sessions
inherit the environment from the primary process, so if the container was created with tty=false,
that means the exec session's TERM variable will default to "dumb". Users can override this by
setting TERM=xterm (or whatever is appropriate) to get the correct "smart" terminal behavior.
```
Fixes#13585
Add support for terminal resizing for exec, attach, and run. Note that for Docker, exec sessions
inherit the environment from the primary process, so if the container was created with tty=false,
that means the exec session's TERM variable will default to "dumb". Users can override this by
setting TERM=xterm (or whatever is appropriate) to get the correct "smart" terminal behavior.
