[release-1.26] Backports for 2023-11 release

[brandond]

Proposed Changes

Backports for:

• add: timezone info in image #8764
• Bump kine to fix nats, postgres, and watch issues #8778
• QoS-class resource configuration #8726
• add agent flag disable-apiserver-lb #8717
• Tweaked order of ingress IPs in ServiceLB #8711
• Disable helm CRD installation for disable-helm-controller #8702
• Fix issue with snapshot metadata configmap #8835
• Skip initial datastore reconcile during cluster-reset #8861
• Add jitter to client config retry to avoid hammering servers when they are starting up #8863

Types of Changes

Verification

Testing

See linked issues

Linked Issues

• [Release-1.26] - k3s docker image does not support time zones #8838
• [Release-1.26] - API complains on resources exist during helm install and which actually not #8841
• [Release-1.26] - QoS-class resource containerd config files #8844
• [Release-1.26] - Add flag --disable-lb in agent #8847
• [Release-1.26] - ServiceLB return ingress address list in alphabetical order, instead of sorted by address family #8850
• [Release-1.26] - Helm CRDS are installed despite turning off helm-controller #8853
• [Release-1.26] - k3s-etcd-snapshot configmap should not contain entries without extra metadata #8859
• [Release-1.26] - Unable to cluster-reset-restore on node previously deleted from cluster with annotation #8660
• [Release-1.26] - Agent config retrieval can cause excessive CPU load on servers during bulk restart of nodes #8873

User-Facing Change

new timezone info in Docker image allows the use of `spec.timeZone` in CronJobs
Bumped kine to v0.11.0 to resolve issues with postgres and NATS, fix performance of watch channels under heavy load, and improve compatibility with the reference implementation.
Containerd may now be configured to use rdt or blockio configuration by defining `rdt_config.yaml` or `blockio_config.yaml` files.
Add agent flag disable-apiserver-lb, agent will not start load balance proxy.
Improved ingress IP ordering from ServiceLB
Disable helm CRD installation for disable-helm-controller
Omit snapshot list configmap entries for snapshots without extra metadata
Add jitter to client config retry to avoid hammering servers when they are starting up

Further Comments

[codecov]

Codecov Report

Attention: 19 lines in your changes are missing coverage. Please review.

Comparison is base (cb5cb55) 17.47% compared to head (0731e80) 17.48%.

Files	Patch %	Lines
pkg/etcd/s3.go	0.00%	8 Missing ⚠️
pkg/etcd/snapshot_controller.go	0.00%	5 Missing ⚠️
...enerated/controllers/k3s.cattle.io/v1/interface.go	0.00%	2 Missing ⚠️
pkg/cli/cmds/agent.go	0.00%	1 Missing ⚠️
pkg/cluster/bootstrap.go	0.00%	1 Missing ⚠️
...d/controllers/k3s.cattle.io/v1/etcdsnapshotfile.go	0.00%	1 Missing ⚠️
pkg/nodepassword/nodepassword.go	66.66%	1 Missing ⚠️

Additional details and impacted files

@@               Coverage Diff                @@
##           release-1.26    #8879      +/-   ##
================================================
+ Coverage         17.47%   17.48%   +0.01%     
================================================
  Files                94       93       -1     
  Lines              6319     6314       -5     
================================================
  Hits               1104     1104              
+ Misses             4982     4977       -5     
  Partials            233      233              

Flag	Coverage Δ
unittests	17.48% <17.39%> (+0.01%)	⬆️

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