data class ForPlugin(
        val id: String,
        val implementationClass: String,
        override val extension: ExtensionSpec
    ) : PluginDependencySpecAccessor()

    data class ForGroup(
        val id: String,
        override val extension: ExtensionSpec
    ) : PluginDependencySpecAccessor()
}


private

// the stats of the terminated containers removed and all containerInfos assembled by pod cgroup key.
// the first return map is container cgroup name <-> ContainerInfo and
// the second return map is pod cgroup key <-> ContainerInfo.
// A ContainerInfo is considered to be of a terminated container if it has an
// older CreationTime and zero CPU instantaneous and memory RSS usage.

	// Check if Cgroup-root actually exists on the node
	if nodeConfig.CgroupsPerQOS {
		// this does default to / when enabled, but this tests against regressions.
		if nodeConfig.CgroupRoot == "" {
			return nil, fmt.Errorf("invalid configuration: cgroups-per-qos was specified and cgroup-root was not specified. To enable the QoS cgroup hierarchy you need to specify a valid cgroup-root")
		}

}

// GetCgroupStats returns the stats of the cgroup with the cgroupName. Note that
// this function doesn't generate filesystem stats.
func (p *Provider) GetCgroupStats(cgroupName string, updateStats bool) (*statsapi.ContainerStats, *statsapi.NetworkStats, error) {
	info, err := getCgroupInfo(p.cadvisor, cgroupName, updateStats)
	if err != nil {
		return nil, nil, fmt.Errorf("failed to get cgroup stats for %q: %v", cgroupName, err)
	}

func TestPrepareForCreate(t *testing.T) {
	ctx := genericapirequest.NewDefaultContext()

	ns := "ns1"
	volumeDataSource := makeDataSource(coreGroup, pvcKind, "my-vol")
	volumeDataSourceRef := makeDataSourceRef(coreGroup, pvcKind, "my-vol", nil)
	xnsVolumeDataSourceRef := makeDataSourceRef(coreGroup, pvcKind, "my-vol", &ns)
	snapshotDataSource := makeDataSource(snapGroup, snapKind, "my-snap")

		p := "/sys/fs/cgroup/memory/memory.memsw.limit_in_bytes"
		if isCgroup2UnifiedMode() {
			// memory.swap.max does not exist in the cgroup root, so we check /sys/fs/cgroup/<SELF>/memory.swap.max
			_, unified, err := cgroups.ParseCgroupFileUnified("/proc/self/cgroup")
			if err != nil {
				klog.V(5).ErrorS(fmt.Errorf("failed to parse /proc/self/cgroup: %w", err), warn)
				return
			}

tasks.configureCICrossVersionTestDistributionLifecycleTasks()

val ciGroup = "CI Lifecycle"

/**
 * Basic compile and check lifecycle tasks.
 */
fun TaskContainer.registerEarlyFeedbackLifecycleTasks() {
    register("compileAllBuild") {
        description = "Initialize CI Pipeline by priming the cache before fanning out"
        group = ciGroup
        dependsOn("compileAllProduction")
    }

        if (!getFinalizingSuccessors().isEmpty()) {
            // This node is a finalizer, decorate the current group to add finalizer behaviour
            NodeGroup oldGroup = getGroup();
            FinalizerGroup finalizerGroup = new FinalizerGroup(this, oldGroup);
            setGroup(finalizerGroup);
        }
    }

	}
}

// copied and modified from spire

func TestGetContainerIDFromCGroups(t *testing.T) {
	makeCGroups := func(groupPaths []string) []Cgroup {
		var out []Cgroup
		for _, groupPath := range groupPaths {
			out = append(out, Cgroup{
				GroupPath: groupPath,
			})
		}
		return out
	}

	//nolint: lll
	for _, tt := range []struct {
		name              string

	if err != nil {
		klog.V(2).Infof("failed to set %q to %q: %v", oomScoreAdjPath, value, err)
	}
	return err
}

// Writes 'value' to /proc/<pid>/oom_score_adj for all processes in cgroup cgroupName.
// Keeps trying to write until the process list of the cgroup stabilizes, or until maxTries tries.
func (oomAdjuster *OOMAdjuster) applyOOMScoreAdjContainer(cgroupName string, oomScoreAdj, maxTries int) error {
	adjustedProcessSet := make(map[int]bool)