update kubernetes to v1.18.x and update ingress apiVersion

Signed-off-by: Tariq Ibrahim <tariq181290@gmail.com>

discovery/kubernetes/client_metrics.go

@@ -109,7 +109,12 @@ func (noopMetric) Set(float64)     {}
 type clientGoRequestMetricAdapter struct{}
 
 func (f *clientGoRequestMetricAdapter) Register(registerer prometheus.Registerer) {
-	metrics.Register(f, f)
+	metrics.Register(
+		metrics.RegisterOpts{
+			RequestLatency: f,
+			RequestResult:  f,
+		},
+	)
 	registerer.MustRegister(
 		clientGoRequestResultMetricVec,
 		clientGoRequestLatencyMetricVec,

discovery/kubernetes/endpoints_test.go

@@ -14,6 +14,7 @@
 package kubernetes
 
 import (
+	"context"
 	"testing"
 
 	"github.com/prometheus/common/model"
@@ -79,7 +80,7 @@ func TestEndpointsDiscoveryBeforeRun(t *testing.T) {
 		discovery: n,
 		beforeRun: func() {
 			obj := makeEndpoints()
-			c.CoreV1().Endpoints(obj.Namespace).Create(obj)
+			c.CoreV1().Endpoints(obj.Namespace).Create(context.Background(), obj, metav1.CreateOptions{})
 		},
 		expectedMaxItems: 1,
 		expectedRes: map[string]*targetgroup.Group{
@@ -185,7 +186,7 @@ func TestEndpointsDiscoveryAdd(t *testing.T) {
 					},
 				},
 			}
-			c.CoreV1().Endpoints(obj.Namespace).Create(obj)
+			c.CoreV1().Endpoints(obj.Namespace).Create(context.Background(), obj, metav1.CreateOptions{})
 		},
 		expectedMaxItems: 1,
 		expectedRes: map[string]*targetgroup.Group{
@@ -242,7 +243,7 @@ func TestEndpointsDiscoveryDelete(t *testing.T) {
 		discovery: n,
 		afterStart: func() {
 			obj := makeEndpoints()
-			c.CoreV1().Endpoints(obj.Namespace).Delete(obj.Name, &metav1.DeleteOptions{})
+			c.CoreV1().Endpoints(obj.Namespace).Delete(context.Background(), obj.Name, metav1.DeleteOptions{})
 		},
 		expectedMaxItems: 2,
 		expectedRes: map[string]*targetgroup.Group{
@@ -295,7 +296,7 @@ func TestEndpointsDiscoveryUpdate(t *testing.T) {
 					},
 				},
 			}
-			c.CoreV1().Endpoints(obj.Namespace).Update(obj)
+			c.CoreV1().Endpoints(obj.Namespace).Update(context.Background(), obj, metav1.UpdateOptions{})
 		},
 		expectedMaxItems: 2,
 		expectedRes: map[string]*targetgroup.Group{
@@ -337,7 +338,7 @@ func TestEndpointsDiscoveryEmptySubsets(t *testing.T) {
 				},
 				Subsets: []v1.EndpointSubset{},
 			}
-			c.CoreV1().Endpoints(obj.Namespace).Update(obj)
+			c.CoreV1().Endpoints(obj.Namespace).Update(context.Background(), obj, metav1.UpdateOptions{})
 		},
 		expectedMaxItems: 2,
 		expectedRes: map[string]*targetgroup.Group{
@@ -367,7 +368,7 @@ func TestEndpointsDiscoveryWithService(t *testing.T) {
 					},
 				},
 			}
-			c.CoreV1().Services(obj.Namespace).Create(obj)
+			c.CoreV1().Services(obj.Namespace).Create(context.Background(), obj, metav1.CreateOptions{})
 		},
 		expectedMaxItems: 1,
 		expectedRes: map[string]*targetgroup.Group{
@@ -422,7 +423,7 @@ func TestEndpointsDiscoveryWithServiceUpdate(t *testing.T) {
 					},
 				},
 			}
-			c.CoreV1().Services(obj.Namespace).Create(obj)
+			c.CoreV1().Services(obj.Namespace).Create(context.Background(), obj, metav1.CreateOptions{})
 		},
 		afterStart: func() {
 			obj := &v1.Service{
@@ -435,7 +436,7 @@ func TestEndpointsDiscoveryWithServiceUpdate(t *testing.T) {
 					},
 				},
 			}
-			c.CoreV1().Services(obj.Namespace).Update(obj)
+			c.CoreV1().Services(obj.Namespace).Update(context.Background(), obj, metav1.UpdateOptions{})
 		},
 		expectedMaxItems: 2,
 		expectedRes: map[string]*targetgroup.Group{

discovery/kubernetes/ingress.go

@@ -20,7 +20,7 @@ import (
 	"github.com/go-kit/kit/log/level"
 	"github.com/pkg/errors"
 	"github.com/prometheus/common/model"
-	"k8s.io/api/extensions/v1beta1"
+	"k8s.io/api/networking/v1beta1"
 	"k8s.io/client-go/tools/cache"
 	"k8s.io/client-go/util/workqueue"
 

discovery/kubernetes/ingress_test.go

@@ -14,11 +14,12 @@
 package kubernetes
 
 import (
+	"context"
 	"fmt"
 	"testing"
 
 	"github.com/prometheus/common/model"
-	"k8s.io/api/extensions/v1beta1"
+	"k8s.io/api/networking/v1beta1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 
 	"github.com/prometheus/prometheus/discovery/targetgroup"
@@ -138,7 +139,7 @@ func TestIngressDiscoveryAdd(t *testing.T) {
 		discovery: n,
 		afterStart: func() {
 			obj := makeIngress(TLSNo)
-			c.ExtensionsV1beta1().Ingresses("default").Create(obj)
+			c.NetworkingV1beta1().Ingresses("default").Create(context.Background(), obj, metav1.CreateOptions{})
 		},
 		expectedMaxItems: 1,
 		expectedRes:      expectedTargetGroups("default", TLSNo),
@@ -152,7 +153,7 @@ func TestIngressDiscoveryAddTLS(t *testing.T) {
 		discovery: n,
 		afterStart: func() {
 			obj := makeIngress(TLSYes)
-			c.ExtensionsV1beta1().Ingresses("default").Create(obj)
+			c.NetworkingV1beta1().Ingresses("default").Create(context.Background(), obj, metav1.CreateOptions{})
 		},
 		expectedMaxItems: 1,
 		expectedRes:      expectedTargetGroups("default", TLSYes),
@@ -166,7 +167,7 @@ func TestIngressDiscoveryAddMixed(t *testing.T) {
 		discovery: n,
 		afterStart: func() {
 			obj := makeIngress(TLSMixed)
-			c.ExtensionsV1beta1().Ingresses("default").Create(obj)
+			c.NetworkingV1beta1().Ingresses("default").Create(context.Background(), obj, metav1.CreateOptions{})
 		},
 		expectedMaxItems: 1,
 		expectedRes:      expectedTargetGroups("default", TLSMixed),
@@ -186,7 +187,7 @@ func TestIngressDiscoveryNamespaces(t *testing.T) {
 			for _, ns := range []string{"ns1", "ns2"} {
 				obj := makeIngress(TLSNo)
 				obj.Namespace = ns
-				c.ExtensionsV1beta1().Ingresses(obj.Namespace).Create(obj)
+				c.NetworkingV1beta1().Ingresses(obj.Namespace).Create(context.Background(), obj, metav1.CreateOptions{})
 			}
 		},
 		expectedMaxItems: 2,

discovery/kubernetes/kubernetes.go

@@ -27,7 +27,7 @@ import (
 	config_util "github.com/prometheus/common/config"
 	"github.com/prometheus/common/model"
 	apiv1 "k8s.io/api/core/v1"
-	extensionsv1beta1 "k8s.io/api/extensions/v1beta1"
+	"k8s.io/api/networking/v1beta1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/fields"
 	"k8s.io/apimachinery/pkg/runtime"
@@ -317,38 +317,38 @@ func (d *Discovery) Run(ctx context.Context, ch chan<- []*targetgroup.Group) {
 				ListFunc: func(options metav1.ListOptions) (runtime.Object, error) {
 					options.FieldSelector = d.selectors.endpoints.field
 					options.LabelSelector = d.selectors.endpoints.label
-					return e.List(options)
+					return e.List(ctx, options)
 				},
 				WatchFunc: func(options metav1.ListOptions) (watch.Interface, error) {
 					options.FieldSelector = d.selectors.endpoints.field
 					options.LabelSelector = d.selectors.endpoints.label
-					return e.Watch(options)
+					return e.Watch(ctx, options)
 				},
 			}
 			s := d.client.CoreV1().Services(namespace)
 			slw := &cache.ListWatch{
 				ListFunc: func(options metav1.ListOptions) (runtime.Object, error) {
 					options.FieldSelector = d.selectors.service.field
 					options.LabelSelector = d.selectors.service.label
-					return s.List(options)
+					return s.List(ctx, options)
 				},
 				WatchFunc: func(options metav1.ListOptions) (watch.Interface, error) {
 					options.FieldSelector = d.selectors.service.field
 					options.LabelSelector = d.selectors.service.label
-					return s.Watch(options)
+					return s.Watch(ctx, options)
 				},
 			}
 			p := d.client.CoreV1().Pods(namespace)
 			plw := &cache.ListWatch{
 				ListFunc: func(options metav1.ListOptions) (runtime.Object, error) {
 					options.FieldSelector = d.selectors.pod.field
 					options.LabelSelector = d.selectors.pod.label
-					return p.List(options)
+					return p.List(ctx, options)
 				},
 				WatchFunc: func(options metav1.ListOptions) (watch.Interface, error) {
 					options.FieldSelector = d.selectors.pod.field
 					options.LabelSelector = d.selectors.pod.label
-					return p.Watch(options)
+					return p.Watch(ctx, options)
 				},
 			}
 			eps := NewEndpoints(
@@ -369,12 +369,12 @@ func (d *Discovery) Run(ctx context.Context, ch chan<- []*targetgroup.Group) {
 				ListFunc: func(options metav1.ListOptions) (runtime.Object, error) {
 					options.FieldSelector = d.selectors.pod.field
 					options.LabelSelector = d.selectors.pod.label
-					return p.List(options)
+					return p.List(ctx, options)
 				},
 				WatchFunc: func(options metav1.ListOptions) (watch.Interface, error) {
 					options.FieldSelector = d.selectors.pod.field
 					options.LabelSelector = d.selectors.pod.label
-					return p.Watch(options)
+					return p.Watch(ctx, options)
 				},
 			}
 			pod := NewPod(
@@ -391,12 +391,12 @@ func (d *Discovery) Run(ctx context.Context, ch chan<- []*targetgroup.Group) {
 				ListFunc: func(options metav1.ListOptions) (runtime.Object, error) {
 					options.FieldSelector = d.selectors.service.field
 					options.LabelSelector = d.selectors.service.label
-					return s.List(options)
+					return s.List(ctx, options)
 				},
 				WatchFunc: func(options metav1.ListOptions) (watch.Interface, error) {
 					options.FieldSelector = d.selectors.service.field
 					options.LabelSelector = d.selectors.service.label
-					return s.Watch(options)
+					return s.Watch(ctx, options)
 				},
 			}
 			svc := NewService(
@@ -408,22 +408,22 @@ func (d *Discovery) Run(ctx context.Context, ch chan<- []*targetgroup.Group) {
 		}
 	case RoleIngress:
 		for _, namespace := range namespaces {
-			i := d.client.ExtensionsV1beta1().Ingresses(namespace)
+			i := d.client.NetworkingV1beta1().Ingresses(namespace)
 			ilw := &cache.ListWatch{
 				ListFunc: func(options metav1.ListOptions) (runtime.Object, error) {
 					options.FieldSelector = d.selectors.ingress.field
 					options.LabelSelector = d.selectors.ingress.label
-					return i.List(options)
+					return i.List(ctx, options)
 				},
 				WatchFunc: func(options metav1.ListOptions) (watch.Interface, error) {
 					options.FieldSelector = d.selectors.ingress.field
 					options.LabelSelector = d.selectors.ingress.label
-					return i.Watch(options)
+					return i.Watch(ctx, options)
 				},
 			}
 			ingress := NewIngress(
 				log.With(d.logger, "role", "ingress"),
-				cache.NewSharedInformer(ilw, &extensionsv1beta1.Ingress{}, resyncPeriod),
+				cache.NewSharedInformer(ilw, &v1beta1.Ingress{}, resyncPeriod),
 			)
 			d.discoverers = append(d.discoverers, ingress)
 			go ingress.informer.Run(ctx.Done())
@@ -433,12 +433,12 @@ func (d *Discovery) Run(ctx context.Context, ch chan<- []*targetgroup.Group) {
 			ListFunc: func(options metav1.ListOptions) (runtime.Object, error) {
 				options.FieldSelector = d.selectors.node.field
 				options.LabelSelector = d.selectors.node.label
-				return d.client.CoreV1().Nodes().List(options)
+				return d.client.CoreV1().Nodes().List(ctx, options)
 			},
 			WatchFunc: func(options metav1.ListOptions) (watch.Interface, error) {
 				options.FieldSelector = d.selectors.node.field
 				options.LabelSelector = d.selectors.node.label
-				return d.client.CoreV1().Nodes().Watch(options)
+				return d.client.CoreV1().Nodes().Watch(ctx, options)
 			},
 		}
 		node := NewNode(

discovery/kubernetes/node_test.go

@@ -14,6 +14,7 @@
 package kubernetes
 
 import (
+	"context"
 	"fmt"
 	"testing"
 
@@ -63,7 +64,7 @@ func TestNodeDiscoveryBeforeStart(t *testing.T) {
 				map[string]string{"test-label": "testvalue"},
 				map[string]string{"test-annotation": "testannotationvalue"},
 			)
-			c.CoreV1().Nodes().Create(obj)
+			c.CoreV1().Nodes().Create(context.Background(), obj, metav1.CreateOptions{})
 		},
 		expectedMaxItems: 1,
 		expectedRes: map[string]*targetgroup.Group{
@@ -95,7 +96,7 @@ func TestNodeDiscoveryAdd(t *testing.T) {
 		discovery: n,
 		afterStart: func() {
 			obj := makeEnumeratedNode(1)
-			c.CoreV1().Nodes().Create(obj)
+			c.CoreV1().Nodes().Create(context.Background(), obj, metav1.CreateOptions{})
 		},
 		expectedMaxItems: 1,
 		expectedRes: map[string]*targetgroup.Group{
@@ -123,7 +124,7 @@ func TestNodeDiscoveryDelete(t *testing.T) {
 	k8sDiscoveryTest{
 		discovery: n,
 		afterStart: func() {
-			c.CoreV1().Nodes().Delete(obj.Name, &metav1.DeleteOptions{})
+			c.CoreV1().Nodes().Delete(context.Background(), obj.Name, metav1.DeleteOptions{})
 		},
 		expectedMaxItems: 2,
 		expectedRes: map[string]*targetgroup.Group{
@@ -141,14 +142,14 @@ func TestNodeDiscoveryUpdate(t *testing.T) {
 		discovery: n,
 		afterStart: func() {
 			obj1 := makeEnumeratedNode(0)
-			c.CoreV1().Nodes().Create(obj1)
+			c.CoreV1().Nodes().Create(context.Background(), obj1, metav1.CreateOptions{})
 			obj2 := makeNode(
 				"test0",
 				"1.2.3.4",
 				map[string]string{"Unschedulable": "true"},
 				map[string]string{},
 			)
-			c.CoreV1().Nodes().Update(obj2)
+			c.CoreV1().Nodes().Update(context.Background(), obj2, metav1.UpdateOptions{})
 		},
 		expectedMaxItems: 2,
 		expectedRes: map[string]*targetgroup.Group{