[release-1.30] Backports for 2025-03

[brandond]

Proposed Changes

Backports:

• Add etcd snapshot metrics #11793
• fix: move CONFIG_SECCOMP to generally necessary category in check-config command #11807
• Move k3s.cattle.io APIs to github.com/k3s-io/api #11827
• Fix bootstrapping on non-init servers #11844
• Add netfilter statistic module to check-config #11860
• Bump to containerd v2.0.3/runc v1.2.5 #11863
• Avoid use of github.com/pkg/errors functions that capture stack #11880
• Add periodic background snapshot reconcile #11881
• Bump etcd to v3.5.19 #11897

Types of Changes

backports

Verification

see linked issues

Testing

Linked Issues

• [Release-1.30] - Expose prometheus metrics for etcd snapshots #11812
• [Release-1.30] - Mark SECCOMP support required in check-config #11918
• [Release-1.30] - Move k3s.cattle.io CR types to github.com/k3s-io/api #11841
• [Release-1.30] - control-plane-only nodes cannot start if join server is unreachable #11915
• [Release-1.30] - rotate-ca doesn't work if server is set in config when rotating #11912
• [Release-1.30] - CONFIG_NETFILTER_XT_MATCH_STATISTIC is required by kube-proxy but not validated by check-config #11909
• [release-1.30] Bump containerd to v1.7.26 #11877
• [Release-1.30] - Replace use of errors.Wrap with errors.WithMessage #11884
• [Release-1.30] - Sync snapshot files on disk/s3 periodically #11891
• [Release-1.30] - Bump etcd to v3.5.19 #11906

User-Facing Change

Further Comments

[codecov]

Codecov Report

Attention: Patch coverage is 16.35220% with 399 lines in your changes missing coverage. Please review.

Project coverage is 44.25%. Comparing base (7c317ee) to head (62fc83a).
Report is 14 commits behind head on release-1.30.

Files with missing lines	Patch %	Lines
pkg/cluster/bootstrap.go	10.12%	67 Missing and 4 partials ⚠️
pkg/cluster/cluster.go	14.28%	41 Missing and 1 partial ⚠️
pkg/etcd/snapshot.go	9.30%	39 Missing ⚠️
pkg/agent/config/config.go	0.00%	22 Missing ⚠️
pkg/etcd/etcd.go	14.28%	18 Missing ⚠️
pkg/cluster/storage.go	25.00%	15 Missing ⚠️
pkg/agent/run.go	0.00%	13 Missing ⚠️
pkg/cli/server/server.go	7.14%	12 Missing and 1 partial ⚠️
pkg/agent/containerd/containerd.go	0.00%	12 Missing ⚠️
pkg/agent/flannel/flannel.go	0.00%	11 Missing ⚠️
... and 47 more

Additional details and impacted files

@@               Coverage Diff                @@
##           release-1.30   #11921      +/-   ##
================================================
+ Coverage         41.62%   44.25%   +2.63%     
================================================
  Files               206      190      -16     
  Lines             19678    19002     -676     
================================================
+ Hits               8191     8410     +219     
+ Misses            10207     9355     -852     
+ Partials           1280     1237      -43     

Flag	Coverage Δ
e2etests	35.30% <10.47%> (+1.11%)	⬆️
inttests	18.86% <11.32%> (+0.31%)	⬆️
unittests	16.71% <7.96%> (+0.57%)	⬆️

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