Add generated file

This PR adds generated files under pkg/client and vendor folder.

vendor/k8s.io/kubernetes/pkg/scheduler/util/utils.go

@@ -0,0 +1,213 @@
+/*
+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 util
+
+import (
+	"sort"
+
+	"k8s.io/api/core/v1"
+	"k8s.io/apiserver/pkg/util/feature"
+	"k8s.io/kubernetes/pkg/apis/scheduling"
+	"k8s.io/kubernetes/pkg/features"
+)
+
+// DefaultBindAllHostIP defines the default ip address used to bind to all host.
+const DefaultBindAllHostIP = "0.0.0.0"
+
+// ProtocolPort represents a protocol port pair, e.g. tcp:80.
+type ProtocolPort struct {
+	Protocol string
+	Port     int32
+}
+
+// NewProtocolPort creates a ProtocolPort instance.
+func NewProtocolPort(protocol string, port int32) *ProtocolPort {
+	pp := &ProtocolPort{
+		Protocol: protocol,
+		Port:     port,
+	}
+
+	if len(pp.Protocol) == 0 {
+		pp.Protocol = string(v1.ProtocolTCP)
+	}
+
+	return pp
+}
+
+// HostPortInfo stores mapping from ip to a set of ProtocolPort
+type HostPortInfo map[string]map[ProtocolPort]struct{}
+
+// Add adds (ip, protocol, port) to HostPortInfo
+func (h HostPortInfo) Add(ip, protocol string, port int32) {
+	if port <= 0 {
+		return
+	}
+
+	h.sanitize(&ip, &protocol)
+
+	pp := NewProtocolPort(protocol, port)
+	if _, ok := h[ip]; !ok {
+		h[ip] = map[ProtocolPort]struct{}{
+			*pp: {},
+		}
+		return
+	}
+
+	h[ip][*pp] = struct{}{}
+}
+
+// Remove removes (ip, protocol, port) from HostPortInfo
+func (h HostPortInfo) Remove(ip, protocol string, port int32) {
+	if port <= 0 {
+		return
+	}
+
+	h.sanitize(&ip, &protocol)
+
+	pp := NewProtocolPort(protocol, port)
+	if m, ok := h[ip]; ok {
+		delete(m, *pp)
+		if len(h[ip]) == 0 {
+			delete(h, ip)
+		}
+	}
+}
+
+// Len returns the total number of (ip, protocol, port) tuple in HostPortInfo
+func (h HostPortInfo) Len() int {
+	length := 0
+	for _, m := range h {
+		length += len(m)
+	}
+	return length
+}
+
+// CheckConflict checks if the input (ip, protocol, port) conflicts with the existing
+// ones in HostPortInfo.
+func (h HostPortInfo) CheckConflict(ip, protocol string, port int32) bool {
+	if port <= 0 {
+		return false
+	}
+
+	h.sanitize(&ip, &protocol)
+
+	pp := NewProtocolPort(protocol, port)
+
+	// If ip is 0.0.0.0 check all IP's (protocol, port) pair
+	if ip == DefaultBindAllHostIP {
+		for _, m := range h {
+			if _, ok := m[*pp]; ok {
+				return true
+			}
+		}
+		return false
+	}
+
+	// If ip isn't 0.0.0.0, only check IP and 0.0.0.0's (protocol, port) pair
+	for _, key := range []string{DefaultBindAllHostIP, ip} {
+		if m, ok := h[key]; ok {
+			if _, ok2 := m[*pp]; ok2 {
+				return true
+			}
+		}
+	}
+
+	return false
+}
+
+// sanitize the parameters
+func (h HostPortInfo) sanitize(ip, protocol *string) {
+	if len(*ip) == 0 {
+		*ip = DefaultBindAllHostIP
+	}
+	if len(*protocol) == 0 {
+		*protocol = string(v1.ProtocolTCP)
+	}
+}
+
+// GetContainerPorts returns the used host ports of Pods: if 'port' was used, a 'port:true' pair
+// will be in the result; but it does not resolve port conflict.
+func GetContainerPorts(pods ...*v1.Pod) []*v1.ContainerPort {
+	var ports []*v1.ContainerPort
+	for _, pod := range pods {
+		for j := range pod.Spec.Containers {
+			container := &pod.Spec.Containers[j]
+			for k := range container.Ports {
+				ports = append(ports, &container.Ports[k])
+			}
+		}
+	}
+	return ports
+}
+
+// PodPriorityEnabled indicates whether pod priority feature is enabled.
+func PodPriorityEnabled() bool {
+	return feature.DefaultFeatureGate.Enabled(features.PodPriority)
+}
+
+// GetPodFullName returns a name that uniquely identifies a pod.
+func GetPodFullName(pod *v1.Pod) string {
+	// Use underscore as the delimiter because it is not allowed in pod name
+	// (DNS subdomain format).
+	return pod.Name + "_" + pod.Namespace
+}
+
+// GetPodPriority return priority of the given pod.
+func GetPodPriority(pod *v1.Pod) int32 {
+	if pod.Spec.Priority != nil {
+		return *pod.Spec.Priority
+	}
+	// When priority of a running pod is nil, it means it was created at a time
+	// that there was no global default priority class and the priority class
+	// name of the pod was empty. So, we resolve to the static default priority.
+	return scheduling.DefaultPriorityWhenNoDefaultClassExists
+}
+
+// SortableList is a list that implements sort.Interface.
+type SortableList struct {
+	Items    []interface{}
+	CompFunc LessFunc
+}
+
+// LessFunc is a function that receives two items and returns true if the first
+// item should be placed before the second one when the list is sorted.
+type LessFunc func(item1, item2 interface{}) bool
+
+var _ = sort.Interface(&SortableList{})
+
+func (l *SortableList) Len() int { return len(l.Items) }
+
+func (l *SortableList) Less(i, j int) bool {
+	return l.CompFunc(l.Items[i], l.Items[j])
+}
+
+func (l *SortableList) Swap(i, j int) {
+	l.Items[i], l.Items[j] = l.Items[j], l.Items[i]
+}
+
+// Sort sorts the items in the list using the given CompFunc. Item1 is placed
+// before Item2 when CompFunc(Item1, Item2) returns true.
+func (l *SortableList) Sort() {
+	sort.Sort(l)
+}
+
+// HigherPriorityPod return true when priority of the first pod is higher than
+// the second one. It takes arguments of the type "interface{}" to be used with
+// SortableList, but expects those arguments to be *v1.Pod.
+func HigherPriorityPod(pod1, pod2 interface{}) bool {
+	return GetPodPriority(pod1.(*v1.Pod)) > GetPodPriority(pod2.(*v1.Pod))
+}