Migrate from snapClient.VolumesnapshotV1alpha1Client to

snapClient.SnapshotV1alpha1Client and also update kube dependency

Signed-off-by: Humble Chirammal <hchiramm@redhat.com>

vendor/k8s.io/cloud-provider/service/helpers/helper.go

@@ -0,0 +1,117 @@
+/*
+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 helpers
+
+import (
+	"fmt"
+	"strings"
+
+	v1 "k8s.io/api/core/v1"
+	utilnet "k8s.io/utils/net"
+)
+
+/*
+This file is duplicated from "k8s.io/kubernetes/pkg/api/v1/service/util.go"
+in order for in-tree cloud providers to not depend on internal packages.
+*/
+
+const (
+	defaultLoadBalancerSourceRanges = "0.0.0.0/0"
+
+	// LoadBalancerCleanupFinalizer is the finalizer added to load balancer
+	// services to ensure the Service resource is not fully deleted until
+	// the correlating load balancer resources are deleted.
+	LoadBalancerCleanupFinalizer = "service.kubernetes.io/load-balancer-cleanup"
+)
+
+// IsAllowAll checks whether the utilnet.IPNet allows traffic from 0.0.0.0/0
+func IsAllowAll(ipnets utilnet.IPNetSet) bool {
+	for _, s := range ipnets.StringSlice() {
+		if s == "0.0.0.0/0" {
+			return true
+		}
+	}
+	return false
+}
+
+// GetLoadBalancerSourceRanges first try to parse and verify LoadBalancerSourceRanges field from a service.
+// If the field is not specified, turn to parse and verify the AnnotationLoadBalancerSourceRangesKey annotation from a service,
+// extracting the source ranges to allow, and if not present returns a default (allow-all) value.
+func GetLoadBalancerSourceRanges(service *v1.Service) (utilnet.IPNetSet, error) {
+	var ipnets utilnet.IPNetSet
+	var err error
+	// if SourceRange field is specified, ignore sourceRange annotation
+	if len(service.Spec.LoadBalancerSourceRanges) > 0 {
+		specs := service.Spec.LoadBalancerSourceRanges
+		ipnets, err = utilnet.ParseIPNets(specs...)
+
+		if err != nil {
+			return nil, fmt.Errorf("service.Spec.LoadBalancerSourceRanges: %v is not valid. Expecting a list of IP ranges. For example, 10.0.0.0/24. Error msg: %v", specs, err)
+		}
+	} else {
+		val := service.Annotations[v1.AnnotationLoadBalancerSourceRangesKey]
+		val = strings.TrimSpace(val)
+		if val == "" {
+			val = defaultLoadBalancerSourceRanges
+		}
+		specs := strings.Split(val, ",")
+		ipnets, err = utilnet.ParseIPNets(specs...)
+		if err != nil {
+			return nil, fmt.Errorf("%s: %s is not valid. Expecting a comma-separated list of source IP ranges. For example, 10.0.0.0/24,192.168.2.0/24", v1.AnnotationLoadBalancerSourceRangesKey, val)
+		}
+	}
+	return ipnets, nil
+}
+
+// GetServiceHealthCheckPathPort returns the path and nodePort programmed into the Cloud LB Health Check
+func GetServiceHealthCheckPathPort(service *v1.Service) (string, int32) {
+	if !NeedsHealthCheck(service) {
+		return "", 0
+	}
+	port := service.Spec.HealthCheckNodePort
+	if port == 0 {
+		return "", 0
+	}
+	return "/healthz", port
+}
+
+// RequestsOnlyLocalTraffic checks if service requests OnlyLocal traffic.
+func RequestsOnlyLocalTraffic(service *v1.Service) bool {
+	if service.Spec.Type != v1.ServiceTypeLoadBalancer &&
+		service.Spec.Type != v1.ServiceTypeNodePort {
+		return false
+	}
+	return service.Spec.ExternalTrafficPolicy == v1.ServiceExternalTrafficPolicyTypeLocal
+}
+
+// NeedsHealthCheck checks if service needs health check.
+func NeedsHealthCheck(service *v1.Service) bool {
+	if service.Spec.Type != v1.ServiceTypeLoadBalancer {
+		return false
+	}
+	return RequestsOnlyLocalTraffic(service)
+}
+
+// HasLBFinalizer checks if service contains LoadBalancerCleanupFinalizer.
+func HasLBFinalizer(service *v1.Service) bool {
+	for _, finalizer := range service.ObjectMeta.Finalizers {
+		if finalizer == LoadBalancerCleanupFinalizer {
+			return true
+		}
+	}
+	return false
+}