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/* | ||
Copyright 2023 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. | ||
*/ | ||
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// OWNER = sig/cli | ||
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package kubectl | ||
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import ( | ||
"context" | ||
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"github.com/google/go-cmp/cmp" | ||
"github.com/google/go-cmp/cmp/cmpopts" | ||
"github.com/onsi/ginkgo/v2" | ||
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appsv1 "k8s.io/api/apps/v1" | ||
v1 "k8s.io/api/core/v1" | ||
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
clientset "k8s.io/client-go/kubernetes" | ||
commonutils "k8s.io/kubernetes/test/e2e/common" | ||
"k8s.io/kubernetes/test/e2e/framework" | ||
e2edeployment "k8s.io/kubernetes/test/e2e/framework/deployment" | ||
e2ekubectl "k8s.io/kubernetes/test/e2e/framework/kubectl" | ||
admissionapi "k8s.io/pod-security-admission/api" | ||
) | ||
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const ( | ||
labeledDeploymentFilename = "labeled-deployment.yaml.in" | ||
) | ||
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var _ = SIGDescribe("Kubectl rollout", func() { | ||
defer ginkgo.GinkgoRecover() | ||
f := framework.NewDefaultFramework("kubectl-rollout") | ||
f.NamespacePodSecurityLevel = admissionapi.LevelBaseline | ||
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var c clientset.Interface | ||
var ns string | ||
ginkgo.BeforeEach(func() { | ||
c = f.ClientSet | ||
ns = f.Namespace.Name | ||
}) | ||
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ginkgo.Describe("undo", func() { | ||
deploymentYaml := commonutils.SubstituteImageName(string(readTestFileOrDie(labeledDeploymentFilename))) | ||
ginkgo.AfterEach(func() { | ||
cleanupKubectlInputs(deploymentYaml, ns, "labels_foo=labels_bar") | ||
}) | ||
ginkgo.It("undo should rollback and update deployment env", func(ctx context.Context) { | ||
var err error | ||
// create deployment | ||
e2ekubectl.RunKubectlOrDieInput(ns, deploymentYaml, "apply", "-f", "-") | ||
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replica := int32(1) | ||
d := &appsv1.Deployment{ | ||
ObjectMeta: metav1.ObjectMeta{ | ||
Name: "pause-deployment", | ||
Namespace: ns, | ||
}, | ||
Spec: appsv1.DeploymentSpec{Replicas: &replica}, | ||
} | ||
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if err = e2edeployment.WaitForDeploymentComplete(c, d); err != nil { | ||
framework.Failf("created deployment not ready") | ||
} | ||
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if d, err = c.AppsV1().Deployments(ns).Get(ctx, "pause-deployment", metav1.GetOptions{}); err != nil { | ||
framework.Failf("get deployment failed") | ||
} | ||
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origEnv := d.Spec.Template.Spec.Containers[0].Env | ||
origLabels := d.Spec.Template.Labels | ||
origAnnotations := d.Spec.Template.Annotations | ||
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for _, env := range origEnv { | ||
if env.Name == "foo" && env.Value == "bar" { | ||
framework.Failf("labeled deployment should not have an env named foo and valued bar at the beginning") | ||
} | ||
} | ||
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// do a small update | ||
if _, err = e2ekubectl.RunKubectl(ns, "set", "env", "deployment/pause-deployment", "foo=bar"); err != nil { | ||
framework.Failf("kubectl failed set env for deployment") | ||
} | ||
// wait for env to be set | ||
if err = e2edeployment.WaitForDeploymentComplete(c, d); err != nil { | ||
framework.Failf("update deployment failed") | ||
} | ||
if d, err = c.AppsV1().Deployments(ns).Get(ctx, "pause-deployment", metav1.GetOptions{}); err != nil { | ||
framework.Failf("get deployment failed") | ||
} | ||
envs := d.Spec.Template.Spec.Containers[0].Env | ||
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envUpdated := false | ||
for _, env := range envs { | ||
if env.Name == "foo" && env.Value == "bar" { | ||
envUpdated = true | ||
break | ||
} | ||
} | ||
if !envUpdated { | ||
framework.Failf("update deployment's env failed") | ||
} | ||
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// rollback | ||
if _, err = e2ekubectl.RunKubectl(ns, "rollout", "undo", "deployment/pause-deployment"); err != nil { | ||
framework.Failf("kubectl failed to rollback deployment") | ||
} | ||
// wait for rollback finished | ||
if err = e2edeployment.WaitForDeploymentComplete(c, d); err != nil { | ||
framework.Failf("rollback deployment failed") | ||
} | ||
if d, err = c.AppsV1().Deployments(ns).Get(ctx, "pause-deployment", metav1.GetOptions{}); err != nil { | ||
framework.Failf("get deployment failed") | ||
} | ||
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rollbackedEnv := d.Spec.Template.Spec.Containers[0].Env | ||
rollbackedLabels := d.Spec.Template.Labels | ||
rollbackedAnnotations := d.Spec.Template.Annotations | ||
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if diff := cmp.Diff(origEnv, rollbackedEnv, cmpopts.SortSlices(func(a, b v1.EnvVar) bool { | ||
return a.Name < b.Name | ||
})); diff != "" { | ||
framework.Failf("inconsistent env after rolled back: %s", diff) | ||
} | ||
if diff := cmp.Diff(origLabels, rollbackedLabels); diff != "" { | ||
framework.Failf("inconsistent labels after rolled back: %s", diff) | ||
} | ||
if diff := cmp.Diff(origAnnotations, rollbackedAnnotations); diff != "" { | ||
framework.Failf("inconsistent annotations after rolled back: %s", diff) | ||
} | ||
}) | ||
}) | ||
}) |
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21
test/e2e/testing-manifests/kubectl/labeled-deployment.yaml.in
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apiVersion: apps/v1 | ||
kind: Deployment | ||
metadata: | ||
name: pause-deployment | ||
spec: | ||
replicas: 1 | ||
selector: | ||
matchLabels: | ||
labels_foo: labels_bar | ||
template: | ||
metadata: | ||
labels: | ||
labels_foo: labels_bar | ||
annotations: | ||
annotations_foo: annotations_bar | ||
spec: | ||
containers: | ||
- name: pause | ||
image: {{.PauseImage}} | ||
ports: | ||
- containerPort: 80 |