[Release-1.28] - Add nft to k3s-root userspace bundle

[dereknola]

Backport fix for Add nft to k3s-root userspace bundle

• Add nft to k3s-root userspace bundle #11267

[fmoral2]

proxy mode not available on 128

just doing normal validations

Validated on Version:

-$ k3s version v1.28.15+k3s-46fbfb7e (46fbfb7e)

Environment Details

Infrastructure
Cloud EC2 instance

Node(s) CPU architecture, OS, and Version:
ubuntu
AMD

Cluster Configuration:
-1 node server

Steps to validate the fix

1. Install k3s with arg for kube-proxy-arg=proxy-mode=nftables
2. Make sure that nft is not installed or present on the host
3. Validate k3s starts and works just fine as expected.

Reproduction Issue:

Validation Results:

  ~$ kgn
NAME             STATUS   ROLES                  AGE   VERSION
ip-    Ready    control-plane,master   12s   v1.28.15+k3s-46fbfb7e

$ kgp -A
NAMESPACE     NAME                                      READY   STATUS      RESTARTS   AGE
kube-system   coredns-559656f558-5cr64                  1/1     Running     0          21s
kube-system   helm-install-traefik-crd-p66l8            0/1     Completed   0          21s
kube-system   helm-install-traefik-k7bxg                0/1     Completed   1          21s
kube-system   local-path-provisioner-7677785564-fbx7p   1/1     Running     0          20s
kube-system   metrics-server-7cbbc464f4-kts2v           0/1     Running     0          20s
kube-system   svclb-traefik-88013a91-2rplb              2/2     Running     0          6s
kube-system   traefik-6c7b69cd74-bxjmp                  0/1     Running     0          6s


$ kubectl apply -f https://gist.githubusercontent.com/rancher-max/5b160babb714d8d5a123df6a24ec9b3d/raw/7e2d36fbf735e6d1e2a8e10cc2cf1ce19ea7c978/workloads.yaml
namespace/auto-clusterip created
deployment.apps/test-clusterip created
service/nginx-clusterip-svc created
namespace/auto-daemonset created
daemonset.apps/test-daemonset created
namespace/auto-dns created
pod/dnsutils created
namespace/auto-ingress created
ingress.networking.k8s.io/test-ingress created
networkpolicy.networking.k8s.io/allow-all-ingress created
service/nginx-ingress-svc created
replicationcontroller/test-ingress created
namespace/auto-nodeport created
deployment.apps/test-nodeport created
service/nginx-nodeport-svc created


~$ kgp -A
NAMESPACE        NAME                                      READY   STATUS      RESTARTS   AGE
auto-clusterip   test-clusterip-8496c7779d-npnsm           1/1     Running     0          25s
auto-clusterip   test-clusterip-8496c7779d-pcxh7           1/1     Running     0          25s
auto-daemonset   test-daemonset-h69sv                      1/1     Running     0          25s
auto-dns         dnsutils                                  1/1     Running     0          25s
auto-ingress     test-ingress-9fhhp                        1/1     Running     0          25s
auto-ingress     test-ingress-f88q5                        1/1     Running     0          24s
auto-nodeport    test-nodeport-644767cc74-46rvx            1/1     Running     0          24s
auto-nodeport    test-nodeport-644767cc74-sml8r            1/1     Running     0          24s
kube-system      coredns-559656f558-5cr64                  1/1     Running     0          62s
kube-system      helm-install-traefik-crd-p66l8            0/1     Completed   0          62s
kube-system      helm-install-traefik-k7bxg                0/1     Completed   1          62s
kube-system      local-path-provisioner-7677785564-fbx7p   1/1     Running     0          61s
kube-system      metrics-server-7cbbc464f4-kts2v           1/1     Running     0          61s
kube-system      svclb-traefik-88013a91-2rplb              2/2     Running     0          47s
kube-system      traefik-6c7b69cd74-bxjmp                  1/1     Running     0          47s