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Add test against cda cluster to validate sfc behavior
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,138 @@ | ||
| package daemon | ||
|
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| import ( | ||
| "context" | ||
| "testing" | ||
| "time" | ||
|
|
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| g "github.com/onsi/ginkgo/v2" | ||
| . "github.com/onsi/gomega" | ||
|
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| "k8s.io/client-go/rest" | ||
| "sigs.k8s.io/controller-runtime/pkg/envtest" | ||
| logf "sigs.k8s.io/controller-runtime/pkg/log" | ||
| "sigs.k8s.io/controller-runtime/pkg/log/zap" | ||
|
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| //+kubebuilder:scaffold:imports | ||
| configv1 "github.com/openshift/dpu-operator/api/v1" | ||
| "github.com/openshift/dpu-operator/internal/testutils" | ||
| corev1 "k8s.io/api/core/v1" | ||
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
| "k8s.io/apimachinery/pkg/runtime" | ||
| utilruntime "k8s.io/apimachinery/pkg/util/runtime" | ||
| clientgoscheme "k8s.io/client-go/kubernetes/scheme" | ||
| "sigs.k8s.io/controller-runtime/pkg/client" | ||
| ) | ||
|
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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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| var ( | ||
| cfg *rest.Config | ||
| testEnv *envtest.Environment | ||
| timeout = 10 * time.Second | ||
| interval = 1 * time.Second | ||
| ) | ||
|
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| func TestControllers(t *testing.T) { | ||
| RegisterFailHandler(g.Fail) | ||
|
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| g.RunSpecs(t, "e2e tests") | ||
| } | ||
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| var _ = g.BeforeSuite(func() { | ||
| logf.SetLogger(zap.New(zap.WriteTo(g.GinkgoWriter), zap.UseDevMode(true))) | ||
| }) | ||
|
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| var _ = g.AfterSuite(func() { | ||
| // Nothing needed | ||
| }) | ||
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| func getPod(c client.Client, name, namespace string) *corev1.Pod { | ||
| podList := &corev1.PodList{} | ||
| err := c.List(context.TODO(), podList, client.InNamespace(namespace)) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
| for _, pod := range podList.Items { | ||
| if pod.Name == name { | ||
| return &pod | ||
| } | ||
| } | ||
| return nil | ||
| } | ||
|
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| var _ = g.Describe("Dpu side", g.Ordered, func() { | ||
| var ( | ||
| err error | ||
| dpuSideClient client.Client | ||
| ) | ||
|
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| g.BeforeEach(func() { | ||
| cluster := testutils.CdaCluster{ | ||
| Name: "", | ||
| HostConfigPath: "hack/cluster-configs/config-dpu-host.yaml", | ||
| DpuConfigPath: "hack/cluster-configs/config-dpu.yaml", | ||
| } | ||
| _, dpuConfig, _ := cluster.EnsureExists() | ||
| Expect(err).NotTo(HaveOccurred()) | ||
|
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| scheme := runtime.NewScheme() | ||
| utilruntime.Must(configv1.AddToScheme(scheme)) | ||
| utilruntime.Must(clientgoscheme.AddToScheme(scheme)) | ||
|
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| dpuSideClient, err = client.New(dpuConfig, client.Options{Scheme: scheme}) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
| }) | ||
|
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| g.AfterEach(func() { | ||
| }) | ||
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| _ = testutils.CdaCluster{Name: "ocpcluster"} | ||
|
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| g.It("Should create a pod when creating an SFC and there is no pod", func() { | ||
| nfName := "example-nf" | ||
| nfImage := "example-nf-image-url" | ||
| ns := "openshift-dpu-operator" | ||
|
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| Eventually(func() bool { | ||
| return getPod(dpuSideClient, nfName, ns) != nil | ||
| }, timeout, interval).Should(BeFalse()) | ||
|
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| sfc := &configv1.ServiceFunctionChain{ | ||
| ObjectMeta: metav1.ObjectMeta{ | ||
| Name: "sfc-test", | ||
| Namespace: ns, | ||
| }, | ||
| Spec: configv1.ServiceFunctionChainSpec{ | ||
| NetworkFunctions: []configv1.NetworkFunction{ | ||
| { | ||
| Name: nfName, | ||
| Image: nfImage, | ||
| }, | ||
| }, | ||
| }, | ||
| } | ||
| err := dpuSideClient.Create(context.TODO(), sfc) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
|
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| podList := &corev1.PodList{} | ||
| err = dpuSideClient.List(context.TODO(), podList, client.InNamespace(ns)) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
|
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| Eventually(func() bool { | ||
| pod := getPod(dpuSideClient, nfName, ns) | ||
| if pod != nil { | ||
| println("Pod got") | ||
| return pod.Spec.Containers[0].Image == nfImage | ||
| } | ||
| println("pod not there") | ||
| return false | ||
| }, timeout, interval).Should(BeTrue()) | ||
|
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| err = dpuSideClient.Delete(context.TODO(), sfc) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
|
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| Eventually(func() bool { | ||
| return getPod(dpuSideClient, nfName, ns) != nil | ||
| }, timeout, interval).Should(BeFalse()) | ||
| }) | ||
| }) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,62 @@ | ||
| package testutils | ||
|
|
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| import ( | ||
| "os" | ||
|
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| "k8s.io/client-go/rest" | ||
| "k8s.io/client-go/tools/clientcmd" | ||
| ) | ||
|
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| type CdaCluster struct { | ||
| Name string | ||
| HostConfigPath string | ||
| DpuConfigPath string | ||
| } | ||
|
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| func (t *CdaCluster) EnsureExists() (*rest.Config, *rest.Config, error) { | ||
| hostConfig, err := t.createClient("/root/kubeconfig.ocpcluster") | ||
| if err != nil { | ||
| return nil, nil, err | ||
| } | ||
| dpuConfig, err := t.createClient("/root/kubeconfig.microshift") | ||
| if err != nil { | ||
| return nil, nil, err | ||
| } | ||
| return hostConfig, dpuConfig, nil | ||
| } | ||
|
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| func (t *CdaCluster) createClient(kubeconfigPath string) (*rest.Config, error) { | ||
| kubeconfig, err := readToByte(kubeconfigPath) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| config, err := clientcmd.NewClientConfigFromBytes(kubeconfig) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| restCfg, err := config.ClientConfig() | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| return restCfg, nil | ||
| } | ||
|
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| func readToByte(path string) ([]byte, error) { | ||
| f, err := os.Open(path) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| defer f.Close() | ||
|
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| stats, err := f.Stat() | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
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| cfg := make([]byte, stats.Size()) | ||
| _, err = f.Read(cfg) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| return cfg, nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,10 @@ | ||
| package testutils | ||
|
|
||
| import ( | ||
| "k8s.io/client-go/rest" | ||
| ) | ||
|
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| type Cluster interface { | ||
| EnsureExists() *rest.Config | ||
| EnsureDeleted() | ||
| } |