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Merge pull request #61 from razo7/taint-ut
Validate utils Package and Taint Functionality
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,36 @@ | ||
| package utils | ||
|
|
||
| import ( | ||
| "context" | ||
|
|
||
| . "github.com/onsi/ginkgo/v2" | ||
| . "github.com/onsi/gomega" | ||
|
|
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| corev1 "k8s.io/api/core/v1" | ||
| ) | ||
|
|
||
| const ( | ||
| dummyNode = "dummy-node" | ||
| node01 = "worker-0" | ||
| ) | ||
|
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| var _ = Describe("Utils-nodes", func() { | ||
| var node *corev1.Node | ||
| Context("FAR CR and Node Names Validity test", func() { | ||
| BeforeEach(func() { | ||
| node = GetNode("", node01) | ||
| Expect(k8sClient.Create(context.Background(), node)).To(Succeed()) | ||
| DeferCleanup(k8sClient.Delete, context.Background(), node) | ||
| }) | ||
| When("FAR CR's name doesn't match to an existing node name", func() { | ||
| It("should fail", func() { | ||
| Expect(IsNodeNameValid(k8sClient, dummyNode)).To(BeFalse()) | ||
| }) | ||
| }) | ||
| When("FAR's name does match to an existing node name", func() { | ||
| It("should succeed", func() { | ||
| Expect(IsNodeNameValid(k8sClient, node01)).To(BeTrue()) | ||
| }) | ||
| }) | ||
| }) | ||
| }) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,99 @@ | ||
| /* | ||
| Copyright 2023. | ||
| 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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| package utils | ||
|
|
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| import ( | ||
| "context" | ||
| "os" | ||
| "path/filepath" | ||
| "testing" | ||
|
|
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| . "github.com/onsi/ginkgo/v2" | ||
| . "github.com/onsi/gomega" | ||
| "go.uber.org/zap/zapcore" | ||
|
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| "k8s.io/client-go/kubernetes/scheme" | ||
| ctrl "sigs.k8s.io/controller-runtime" | ||
| "sigs.k8s.io/controller-runtime/pkg/client" | ||
| "sigs.k8s.io/controller-runtime/pkg/envtest" | ||
| logf "sigs.k8s.io/controller-runtime/pkg/log" | ||
| "sigs.k8s.io/controller-runtime/pkg/log/zap" | ||
| "sigs.k8s.io/controller-runtime/pkg/manager" | ||
|
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| "github.com/medik8s/fence-agents-remediation/api/v1alpha1" | ||
| ) | ||
|
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| // These tests use Ginkgo (BDD-style Go testing framework). Refer to | ||
| // http://onsi.github.io/ginkgo/ to learn more about Ginkgo. | ||
|
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| const defaultNamespace = "default" | ||
|
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| var k8sClient client.Client | ||
| var k8sManager manager.Manager | ||
| var testEnv *envtest.Environment | ||
| var ctx context.Context | ||
| var cancel context.CancelFunc | ||
|
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| func TestUtils(t *testing.T) { | ||
| RegisterFailHandler(Fail) | ||
| RunSpecs(t, "Utils Suite") | ||
| } | ||
|
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| var _ = BeforeSuite(func() { | ||
| opts := zap.Options{ | ||
| Development: true, | ||
| TimeEncoder: zapcore.RFC3339NanoTimeEncoder, | ||
| } | ||
| logf.SetLogger(zap.New(zap.WriteTo(GinkgoWriter), zap.UseFlagOptions(&opts))) | ||
|
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| By("bootstrapping test environment") | ||
| testEnv = &envtest.Environment{ | ||
| CRDDirectoryPaths: []string{filepath.Join("..", "..", "config", "crd", "bases")}, | ||
| ErrorIfCRDPathMissing: true, | ||
| } | ||
|
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| cfg, err := testEnv.Start() | ||
| Expect(err).NotTo(HaveOccurred()) | ||
| Expect(cfg).NotTo(BeNil()) | ||
|
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| err = v1alpha1.AddToScheme(scheme.Scheme) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
|
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| //+kubebuilder:scaffold:scheme | ||
|
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| k8sManager, err = ctrl.NewManager(cfg, ctrl.Options{Scheme: scheme.Scheme}) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
|
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| k8sClient, err = client.New(cfg, client.Options{Scheme: scheme.Scheme}) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
| Expect(k8sClient).NotTo(BeNil()) | ||
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| os.Setenv("DEPLOYMENT_NAMESPACE", defaultNamespace) | ||
|
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| go func() { | ||
| // https://github.com/kubernetes-sigs/controller-runtime/issues/1571 | ||
| ctx, cancel = context.WithCancel(ctrl.SetupSignalHandler()) | ||
| err := k8sManager.Start(ctx) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
| }() | ||
| }) | ||
|
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| var _ = AfterSuite(func() { | ||
| By("tearing down the test environment") | ||
| cancel() | ||
| err := testEnv.Stop() | ||
| Expect(err).NotTo(HaveOccurred()) | ||
| }) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,58 @@ | ||
| package utils | ||
|
|
||
| import ( | ||
| "context" | ||
|
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| medik8sLabels "github.com/medik8s/common/pkg/labels" | ||
| . "github.com/onsi/ginkgo/v2" | ||
| . "github.com/onsi/gomega" | ||
|
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| corev1 "k8s.io/api/core/v1" | ||
| "sigs.k8s.io/controller-runtime/pkg/client" | ||
| ) | ||
|
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| const node0 = "worker-0" | ||
|
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| var _ = Describe("Utils-taint", func() { | ||
| nodeKey := client.ObjectKey{Name: node0} | ||
| controlPlaneRoleTaint := getControlPlaneRoleTaint() | ||
| farNoExecuteTaint := CreateFARNoExecuteTaint() | ||
| Context("Taint functioninality test", func() { | ||
| // Check functionaility with control-plane node which already has a taint | ||
| BeforeEach(func() { | ||
| node := GetNode("control-plane", node0) | ||
| Expect(k8sClient.Create(context.Background(), node)).To(Succeed()) | ||
| DeferCleanup(k8sClient.Delete, context.Background(), node) | ||
| }) | ||
| When("Control-plane node only has 1 the control-plane-role taint", func() { | ||
| It("should add and delete medik8s NoSchedule taint and keep other existing taints", func() { | ||
| By("having one control-plane-role taint") | ||
| taintedNode := &corev1.Node{} | ||
| Expect(k8sClient.Get(context.Background(), nodeKey, taintedNode)).To(Succeed()) | ||
| // control-plane-role taint already exist by GetNode | ||
| By("adding medik8s NoSchedule taint") | ||
| Expect(AppendTaint(k8sClient, node0)).To(Succeed()) | ||
| Expect(k8sClient.Get(context.Background(), nodeKey, taintedNode)).To(Succeed()) | ||
| Expect(TaintExists(taintedNode.Spec.Taints, &controlPlaneRoleTaint)).To(BeTrue()) | ||
| Expect(TaintExists(taintedNode.Spec.Taints, &farNoExecuteTaint)).To(BeTrue()) | ||
| By("removing medik8s NoSchedule taint") | ||
| // We want to see that RemoveTaint only remove the taint it receives | ||
| Expect(RemoveTaint(k8sClient, node0)).To(Succeed()) | ||
| Expect(k8sClient.Get(context.Background(), nodeKey, taintedNode)).To(Succeed()) | ||
| Expect(TaintExists(taintedNode.Spec.Taints, &controlPlaneRoleTaint)).To(BeTrue()) | ||
| Expect(TaintExists(taintedNode.Spec.Taints, &farNoExecuteTaint)).To(BeFalse()) | ||
|
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| // there is a not-ready taint now as well, so there will be 2 taints... skip count tests | ||
| // Expect(len(taintedNode.Spec.Taints)).To(Equal(1)) | ||
| }) | ||
| }) | ||
| }) | ||
| }) | ||
|
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| // getControlPlaneRoleTaint returns a control-plane-role taint | ||
| func getControlPlaneRoleTaint() corev1.Taint { | ||
| return corev1.Taint{ | ||
| Key: medik8sLabels.ControlPlaneRole, | ||
| Effect: corev1.TaintEffectNoExecute, | ||
| } | ||
| } |
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