Add jobs for SELinuxChangePolicy alpha feature

Add a job that enables SELinuxChangePolicy feature + run tests for it.
Also run the SELinux jobs with the new SELinuxWarningController enabled.

See
https://github.com/kubernetes/enhancements/tree/master/keps/sig-storage/1710-selinux-relabeling#proposal
for details

Author: jsafrane

config/jobs/kubernetes/kops/build_jobs.py

@@ -884,7 +884,45 @@ def generate_misc():
                    #   support SELinux and there are several subvariants of local volumes
                    #   that multiply nr. of tests.
                    # - FeatureGate:SELinuxMount: the feature gate is alpha / disabled by default
-                   #   in v1.30.
+                   #   in v1.32.
+                   # - FeatureGate:SELinuxChangePolicy: the feature gate is alpha / disabled by default
+                   #   in v1.32.
+                   skip_regex=r"\[Feature:Volumes\]|\[Driver:.nfs\]|\[Driver:.local\]|\[FeatureGate:SELinuxMount\]|\[FeatureGate:SELinuxChangePolicy\]",
+                   # [Serial] and [Disruptive] are intentionally not skipped, therefore run
+                   # everything as serial.
+                   test_parallelism=1,
+                   # Serial and Disruptive tests can be slow.
+                   test_timeout_minutes=120,
+                   runs_per_day=3),
+
+        # [sig-storage, @jsafrane] A one-off scenario testing SELinuxChangePolicy feature (alpha in v1.32).
+        # and opt-in selinux-warning-controller.
+        # This will need to merge with kops-aws-selinux when SELinuxMount gets enabled by default.
+        build_test(name_override="kops-aws-selinux-changepolicy",
+                   # RHEL8 VM image is enforcing SELinux by default.
+                   cloud="aws",
+                   distro="rhel8",
+                   networking="cilium",
+                   k8s_version="ci",
+                   kops_channel="alpha",
+                   feature_flags=['SELinuxMount'],
+                   kubernetes_feature_gates="SELinuxChangePolicy",
+                   extra_flags=[
+                       "--set=cluster.spec.containerd.selinuxEnabled=true",
+                       # Run all default controllers ("*") + selinux-warning-controller.
+                       "--set=cluster.spec.kubeControllerManager.controllers=*",
+                       "--set=cluster.spec.kubeControllerManager.controllers=selinux-warning-controller"
+                   ],
+                   focus_regex=r"\[Feature:SELinux\]",
+                   # Skip:
+                   # - Feature:Volumes: skips iSCSI and Ceph tests, they don't have client tools
+                   #   installed on nodes.
+                   # - Driver: nfs: NFS does not have client tools installed on nodes.
+                   # - Driver: local: this is optimization only, the volume plugin does not
+                   #   support SELinux and there are several subvariants of local volumes
+                   #   that multiply nr. of tests.
+                   # - FeatureGate:SELinuxMount: the feature gate is alpha / disabled by default
+                   #   in v1.32.
                    skip_regex=r"\[Feature:Volumes\]|\[Driver:.nfs\]|\[Driver:.local\]|\[FeatureGate:SELinuxMount\]",
                    # [Serial] and [Disruptive] are intentionally not skipped, therefore run
                    # everything as serial.
@@ -893,7 +931,8 @@ def generate_misc():
                    test_timeout_minutes=120,
                    runs_per_day=3),
 
-        # [sig-storage, @jsafrane] A one-off scenario testing SELinuxMount feature (alpha in v1.30).
+        # [sig-storage, @jsafrane] A one-off scenario testing all SELinux related feature gates enabled
+        # and opt-in selinux-warning-controller.
         # This will need to merge with kops-aws-selinux when SELinuxMount gets enabled by default.
         build_test(name_override="kops-aws-selinux-alpha",
                    # RHEL8 VM image is enforcing SELinux by default.
@@ -903,9 +942,12 @@ def generate_misc():
                    k8s_version="ci",
                    kops_channel="alpha",
                    feature_flags=['SELinuxMount'],
-                   kubernetes_feature_gates="SELinuxMount",
+                   kubernetes_feature_gates="SELinuxMount,SELinuxChangePolicy",
                    extra_flags=[
                        "--set=cluster.spec.containerd.selinuxEnabled=true",
+                       # Run all default controllers ("*") + selinux-warning-controller.
+                       "--set=cluster.spec.kubeControllerManager.controllers=*",
+                       "--set=cluster.spec.kubeControllerManager.controllers=selinux-warning-controller"
                    ],
                    focus_regex=r"\[Feature:SELinux\]",
                    # Skip:

config/jobs/kubernetes/kops/kops-periodics-distros.yaml

@@ -608,7 +608,7 @@ periodics:
           -v 2 \
           --up --down \
           --cloud-provider=aws \
-          --create-args="--image='137112412989/amzn2-ami-kernel-5.10-hvm-2.0.20241014.0-x86_64-gp2' --channel=alpha --networking=cilium --discovery-store=s3://k8s-kops-prow/discovery" \
+          --create-args="--image='137112412989/amzn2-ami-kernel-5.10-hvm-2.0.20241031.0-x86_64-gp2' --channel=alpha --networking=cilium --discovery-store=s3://k8s-kops-prow/discovery" \
           --kops-version-marker=https://storage.googleapis.com/k8s-staging-kops/kops/releases/markers/master/latest-ci-updown-green.txt \
           --kubernetes-version=https://dl.k8s.io/release/stable.txt \
           --test=kops \
@@ -672,7 +672,7 @@ periodics:
           -v 2 \
           --up --down \
           --cloud-provider=aws \
-          --create-args="--image='137112412989/al2023-ami-2023.6.20241010.0-kernel-6.1-x86_64' --channel=alpha --networking=cilium --discovery-store=s3://k8s-kops-prow/discovery" \
+          --create-args="--image='137112412989/al2023-ami-2023.6.20241031.0-kernel-6.1-x86_64' --channel=alpha --networking=cilium --discovery-store=s3://k8s-kops-prow/discovery" \
           --kops-version-marker=https://storage.googleapis.com/k8s-staging-kops/kops/releases/markers/master/latest-ci-updown-green.txt \
           --kubernetes-version=https://dl.k8s.io/release/stable.txt \
           --test=kops \