rebase: update K8s packages to v0.32.1

Update K8s packages in go.mod to v0.32.1

Signed-off-by: Praveen M <m.praveen@ibm.com>

vendor/k8s.io/kubernetes/pkg/kubelet/stats/pidlimit/pidlimit.go

@@ -0,0 +1,26 @@
+/*
+Copyright 2019 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package pidlimit
+
+import (
+	"k8s.io/api/core/v1"
+)
+
+const (
+	// PIDs is the (internal) name for this resource
+	PIDs v1.ResourceName = "pid"
+)

vendor/k8s.io/kubernetes/pkg/kubelet/stats/pidlimit/pidlimit_linux.go

@@ -0,0 +1,87 @@
+//go:build linux
+// +build linux
+
+/*
+Copyright 2017 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package pidlimit
+
+import (
+	"fmt"
+	"os"
+	"strconv"
+	"strings"
+	"syscall"
+	"time"
+
+	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	statsapi "k8s.io/kubelet/pkg/apis/stats/v1alpha1"
+)
+
+// Stats provides basic information about max and current process count
+func Stats() (*statsapi.RlimitStats, error) {
+	rlimit := &statsapi.RlimitStats{}
+
+	taskMax := int64(-1)
+	// Calculate the minimum of kernel.pid_max and kernel.threads-max as they both specify the
+	// system-wide limit on the number of tasks.
+	for _, file := range []string{"/proc/sys/kernel/pid_max", "/proc/sys/kernel/threads-max"} {
+		if content, err := os.ReadFile(file); err == nil {
+			if limit, err := strconv.ParseInt(string(content[:len(content)-1]), 10, 64); err == nil {
+				if taskMax == -1 || taskMax > limit {
+					taskMax = limit
+				}
+			}
+		}
+	}
+	// Both reads did not fail.
+	if taskMax >= 0 {
+		rlimit.MaxPID = &taskMax
+	}
+
+	// Prefer to read "/proc/loadavg" when possible because sysinfo(2)
+	// returns truncated number when greater than 65538. See
+	// https://github.com/kubernetes/kubernetes/issues/107107
+	if procs, err := runningTaskCount(); err == nil {
+		rlimit.NumOfRunningProcesses = &procs
+	} else {
+		var info syscall.Sysinfo_t
+		syscall.Sysinfo(&info)
+		procs := int64(info.Procs)
+		rlimit.NumOfRunningProcesses = &procs
+	}
+
+	rlimit.Time = v1.NewTime(time.Now())
+
+	return rlimit, nil
+}
+
+func runningTaskCount() (int64, error) {
+	// Example: 1.36 3.49 4.53 2/3518 3715089
+	bytes, err := os.ReadFile("/proc/loadavg")
+	if err != nil {
+		return 0, err
+	}
+	fields := strings.Fields(string(bytes))
+	if len(fields) < 5 {
+		return 0, fmt.Errorf("not enough fields in /proc/loadavg")
+	}
+	subfields := strings.Split(fields[3], "/")
+	if len(subfields) != 2 {
+		return 0, fmt.Errorf("error parsing fourth field of /proc/loadavg")
+	}
+	return strconv.ParseInt(subfields[1], 10, 64)
+}

vendor/k8s.io/kubernetes/pkg/kubelet/stats/pidlimit/pidlimit_unsupported.go

@@ -0,0 +1,29 @@
+//go:build !linux
+// +build !linux
+
+/*
+Copyright 2017 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package pidlimit
+
+import (
+	statsapi "k8s.io/kubelet/pkg/apis/stats/v1alpha1"
+)
+
+// Stats provides basic information about max and current process count
+func Stats() (*statsapi.RlimitStats, error) {
+	return nil, nil
+}