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Copying Netpol API tests from networkpolicy folder
This commit is contained in:
parent
ded5726227
commit
92066e9e28
@ -8,6 +8,7 @@ go_library(
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"kubemanager.go",
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"model.go",
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"network_policy.go",
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"network_policy_api.go",
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"policies.go",
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"probe.go",
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"reachability.go",
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@ -18,9 +19,12 @@ go_library(
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deps = [
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"//staging/src/k8s.io/api/core/v1:go_default_library",
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"//staging/src/k8s.io/api/networking/v1:go_default_library",
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"//staging/src/k8s.io/apimachinery/pkg/api/errors:go_default_library",
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"//staging/src/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
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"//staging/src/k8s.io/apimachinery/pkg/types:go_default_library",
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"//staging/src/k8s.io/apimachinery/pkg/util/intstr:go_default_library",
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"//staging/src/k8s.io/apimachinery/pkg/util/wait:go_default_library",
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"//staging/src/k8s.io/apimachinery/pkg/watch:go_default_library",
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"//staging/src/k8s.io/client-go/kubernetes:go_default_library",
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"//test/e2e/framework:go_default_library",
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"//test/e2e/framework/pod:go_default_library",
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@ -28,11 +28,11 @@ import (
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networkingv1 "k8s.io/api/networking/v1"
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"github.com/onsi/ginkgo"
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e2eskipper "k8s.io/kubernetes/test/e2e/framework/skipper"
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utilnet "k8s.io/utils/net"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/kubernetes/test/e2e/framework"
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e2eskipper "k8s.io/kubernetes/test/e2e/framework/skipper"
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utilnet "k8s.io/utils/net"
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)
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const (
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test/e2e/network/netpol/network_policy_api.go
Normal file
211
test/e2e/network/netpol/network_policy_api.go
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@ -0,0 +1,211 @@
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/*
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Copyright 2021 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package netpol
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import (
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"context"
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"fmt"
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"time"
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apierrors "k8s.io/apimachinery/pkg/api/errors"
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"k8s.io/apimachinery/pkg/types"
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"k8s.io/apimachinery/pkg/util/wait"
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"k8s.io/apimachinery/pkg/watch"
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"github.com/onsi/ginkgo"
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networkingv1 "k8s.io/api/networking/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/kubernetes/test/e2e/framework"
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)
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var _ = SIGDescribeCopy("Netpol API", func() {
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f := framework.NewDefaultFramework("netpol")
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/*
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Release: v1.20
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Testname: NetworkPolicies API
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Description:
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- The networking.k8s.io API group MUST exist in the /apis discovery document.
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- The networking.k8s.io/v1 API group/version MUST exist in the /apis/networking.k8s.io discovery document.
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- The NetworkPolicies resources MUST exist in the /apis/networking.k8s.io/v1 discovery document.
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- The NetworkPolicies resource must support create, get, list, watch, update, patch, delete, and deletecollection.
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*/
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ginkgo.It("should support creating NetworkPolicy API operations", func() {
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// Setup
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ns := f.Namespace.Name
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npVersion := "v1"
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npClient := f.ClientSet.NetworkingV1().NetworkPolicies(ns)
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npTemplate := &networkingv1.NetworkPolicy{
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ObjectMeta: metav1.ObjectMeta{
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GenerateName: "e2e-example-netpol",
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Labels: map[string]string{
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"special-label": f.UniqueName,
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},
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},
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Spec: networkingv1.NetworkPolicySpec{
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// Apply this policy to the Server
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PodSelector: metav1.LabelSelector{
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MatchLabels: map[string]string{
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"pod-name": "test-pod",
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},
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},
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// Allow traffic only from client-a in namespace-b
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Ingress: []networkingv1.NetworkPolicyIngressRule{{
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From: []networkingv1.NetworkPolicyPeer{{
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NamespaceSelector: &metav1.LabelSelector{
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MatchLabels: map[string]string{
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"ns-name": "pod-b",
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},
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},
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PodSelector: &metav1.LabelSelector{
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MatchLabels: map[string]string{
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"pod-name": "client-a",
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},
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},
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}},
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}},
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},
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}
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// Discovery
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ginkgo.By("getting /apis")
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{
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discoveryGroups, err := f.ClientSet.Discovery().ServerGroups()
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framework.ExpectNoError(err)
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found := false
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for _, group := range discoveryGroups.Groups {
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if group.Name == networkingv1.GroupName {
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for _, version := range group.Versions {
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if version.Version == npVersion {
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found = true
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break
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}
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}
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}
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}
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framework.ExpectEqual(found, true, fmt.Sprintf("expected networking API group/version, got %#v", discoveryGroups.Groups))
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}
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ginkgo.By("getting /apis/networking.k8s.io")
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{
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group := &metav1.APIGroup{}
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err := f.ClientSet.Discovery().RESTClient().Get().AbsPath("/apis/networking.k8s.io").Do(context.TODO()).Into(group)
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framework.ExpectNoError(err)
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found := false
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for _, version := range group.Versions {
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if version.Version == npVersion {
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found = true
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break
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}
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}
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framework.ExpectEqual(found, true, fmt.Sprintf("expected networking API version, got %#v", group.Versions))
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}
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ginkgo.By("getting /apis/networking.k8s.io" + npVersion)
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{
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resources, err := f.ClientSet.Discovery().ServerResourcesForGroupVersion(networkingv1.SchemeGroupVersion.String())
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framework.ExpectNoError(err)
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foundNetPol := false
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for _, resource := range resources.APIResources {
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switch resource.Name {
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case "networkpolicies":
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foundNetPol = true
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}
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}
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framework.ExpectEqual(foundNetPol, true, fmt.Sprintf("expected networkpolicies, got %#v", resources.APIResources))
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}
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// NetPol resource create/read/update/watch verbs
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ginkgo.By("creating")
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_, err := npClient.Create(context.TODO(), npTemplate, metav1.CreateOptions{})
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framework.ExpectNoError(err)
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_, err = npClient.Create(context.TODO(), npTemplate, metav1.CreateOptions{})
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framework.ExpectNoError(err)
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createdNetPol, err := npClient.Create(context.TODO(), npTemplate, metav1.CreateOptions{})
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framework.ExpectNoError(err)
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ginkgo.By("getting")
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gottenNetPol, err := npClient.Get(context.TODO(), createdNetPol.Name, metav1.GetOptions{})
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framework.ExpectNoError(err)
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framework.ExpectEqual(gottenNetPol.UID, createdNetPol.UID)
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ginkgo.By("listing")
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nps, err := npClient.List(context.TODO(), metav1.ListOptions{LabelSelector: "special-label=" + f.UniqueName})
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framework.ExpectNoError(err)
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framework.ExpectEqual(len(nps.Items), 3, "filtered list should have 3 items")
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ginkgo.By("watching")
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framework.Logf("starting watch")
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npWatch, err := npClient.Watch(context.TODO(), metav1.ListOptions{ResourceVersion: nps.ResourceVersion, LabelSelector: "special-label=" + f.UniqueName})
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framework.ExpectNoError(err)
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// Test cluster-wide list and watch
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clusterNPClient := f.ClientSet.NetworkingV1().NetworkPolicies("")
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ginkgo.By("cluster-wide listing")
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clusterNPs, err := clusterNPClient.List(context.TODO(), metav1.ListOptions{LabelSelector: "special-label=" + f.UniqueName})
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framework.ExpectNoError(err)
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framework.ExpectEqual(len(clusterNPs.Items), 3, "filtered list should have 3 items")
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ginkgo.By("cluster-wide watching")
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framework.Logf("starting watch")
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_, err = clusterNPClient.Watch(context.TODO(), metav1.ListOptions{ResourceVersion: nps.ResourceVersion, LabelSelector: "special-label=" + f.UniqueName})
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framework.ExpectNoError(err)
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ginkgo.By("patching")
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patchedNetPols, err := npClient.Patch(context.TODO(), createdNetPol.Name, types.MergePatchType, []byte(`{"metadata":{"annotations":{"patched":"true"}}}`), metav1.PatchOptions{})
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framework.ExpectNoError(err)
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framework.ExpectEqual(patchedNetPols.Annotations["patched"], "true", "patched object should have the applied annotation")
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ginkgo.By("updating")
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npToUpdate := patchedNetPols.DeepCopy()
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npToUpdate.Annotations["updated"] = "true"
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updatedNetPols, err := npClient.Update(context.TODO(), npToUpdate, metav1.UpdateOptions{})
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framework.ExpectNoError(err)
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framework.ExpectEqual(updatedNetPols.Annotations["updated"], "true", "updated object should have the applied annotation")
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framework.Logf("waiting for watch events with expected annotations")
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for sawAnnotations := false; !sawAnnotations; {
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select {
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case evt, ok := <-npWatch.ResultChan():
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framework.ExpectEqual(ok, true, "watch channel should not close")
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framework.ExpectEqual(evt.Type, watch.Modified)
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watchedNetPol, isNetPol := evt.Object.(*networkingv1.NetworkPolicy)
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framework.ExpectEqual(isNetPol, true, fmt.Sprintf("expected NetworkPolicy, got %T", evt.Object))
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if watchedNetPol.Annotations["patched"] == "true" && watchedNetPol.Annotations["updated"] == "true" {
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framework.Logf("saw patched and updated annotations")
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sawAnnotations = true
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npWatch.Stop()
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} else {
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framework.Logf("missing expected annotations, waiting: %#v", watchedNetPol.Annotations)
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}
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case <-time.After(wait.ForeverTestTimeout):
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framework.Fail("timed out waiting for watch event")
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}
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}
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// NetPol resource delete operations
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ginkgo.By("deleting")
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err = npClient.Delete(context.TODO(), createdNetPol.Name, metav1.DeleteOptions{})
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framework.ExpectNoError(err)
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_, err = npClient.Get(context.TODO(), createdNetPol.Name, metav1.GetOptions{})
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framework.ExpectEqual(apierrors.IsNotFound(err), true, fmt.Sprintf("expected 404, got %#v", err))
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nps, err = npClient.List(context.TODO(), metav1.ListOptions{LabelSelector: "special-label=" + f.UniqueName})
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framework.ExpectNoError(err)
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framework.ExpectEqual(len(nps.Items), 2, "filtered list should have 2 items")
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ginkgo.By("deleting a collection")
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err = npClient.DeleteCollection(context.TODO(), metav1.DeleteOptions{}, metav1.ListOptions{LabelSelector: "special-label=" + f.UniqueName})
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framework.ExpectNoError(err)
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nps, err = npClient.List(context.TODO(), metav1.ListOptions{LabelSelector: "special-label=" + f.UniqueName})
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framework.ExpectNoError(err)
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framework.ExpectEqual(len(nps.Items), 0, "filtered list should have 0 items")
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})
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})
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