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tests/checks/httproute_in_app_namespace/httproute_in_app_namespace_test.go
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,255 @@ | ||
| //go:build e2e | ||
| // +build e2e | ||
|
|
||
| package httproute_in_app_namespace_test | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
| "testing" | ||
|
|
||
| "github.com/stretchr/testify/assert" | ||
| corev1 "k8s.io/api/core/v1" | ||
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
| "k8s.io/client-go/kubernetes" | ||
|
|
||
| . "github.com/kedacore/http-add-on/tests/helper" | ||
| ) | ||
|
|
||
| const ( | ||
| testName = "httproute-in-app-namespace-test" | ||
| ) | ||
|
|
||
| var ( | ||
| testNamespace = fmt.Sprintf("%s-ns", testName) | ||
| deploymentName = fmt.Sprintf("%s-deployment", testName) | ||
| serviceName = fmt.Sprintf("%s-service", testName) | ||
| httprouteName = fmt.Sprintf("%s-httproute", testName) | ||
| httpScaledObjectName = fmt.Sprintf("%s-http-so", testName) | ||
| referenceGrantName = fmt.Sprintf("%s-rg", testName) | ||
| gatewayHostPattern = "http://%v.envoy-gateway-system.svc.cluster.local" | ||
| host = testName | ||
| minReplicaCount = 0 | ||
| maxReplicaCount = 1 | ||
| ) | ||
|
|
||
| type templateData struct { | ||
| TestNamespace string | ||
| DeploymentName string | ||
| ServiceName string | ||
| HTTPRouteName string | ||
| ReferenceGrantName string | ||
| KEDANamespace string | ||
| GatewayHost string | ||
| HTTPScaledObjectName string | ||
| Host string | ||
| MinReplicas int | ||
| MaxReplicas int | ||
| } | ||
|
|
||
| const ( | ||
| httprouteTemplate = ` | ||
| apiVersion: gateway.networking.k8s.io/v1 | ||
| kind: HTTPRoute | ||
| metadata: | ||
| name: {{.HTTPRouteName}} | ||
| namespace: {{.TestNamespace}} | ||
| spec: | ||
| parentRefs: | ||
| - name: eg | ||
| namespace: envoy-gateway-system | ||
| hostnames: | ||
| - {{.Host}} | ||
| rules: | ||
| - backendRefs: | ||
| - kind: Service | ||
| name: keda-http-add-on-interceptor-proxy | ||
| namespace: keda | ||
| port: 8080 | ||
| matches: | ||
| - path: | ||
| type: PathPrefix | ||
| value: / | ||
| ` | ||
|
|
||
| referenceGrantTemplate = ` | ||
| apiVersion: gateway.networking.k8s.io/v1beta1 | ||
| kind: ReferenceGrant | ||
| metadata: | ||
| name: {{.ReferenceGrantName}} | ||
| namespace: keda | ||
| spec: | ||
| from: | ||
| - group: gateway.networking.k8s.io | ||
| kind: HTTPRoute | ||
| namespace: {{.TestNamespace}} | ||
| to: | ||
| - group: "" | ||
| kind: Service | ||
| name: keda-http-add-on-interceptor-proxy | ||
| ` | ||
| serviceTemplate = ` | ||
| apiVersion: v1 | ||
| kind: Service | ||
| metadata: | ||
| name: {{.ServiceName}} | ||
| namespace: {{.TestNamespace}} | ||
| labels: | ||
| app: {{.DeploymentName}} | ||
| spec: | ||
| ports: | ||
| - port: 8080 | ||
| targetPort: http | ||
| protocol: TCP | ||
| name: http | ||
| selector: | ||
| app: {{.DeploymentName}} | ||
| ` | ||
|
|
||
| deploymentTemplate = ` | ||
| apiVersion: apps/v1 | ||
| kind: Deployment | ||
| metadata: | ||
| name: {{.DeploymentName}} | ||
| namespace: {{.TestNamespace}} | ||
| labels: | ||
| app: {{.DeploymentName}} | ||
| spec: | ||
| replicas: 0 | ||
| selector: | ||
| matchLabels: | ||
| app: {{.DeploymentName}} | ||
| template: | ||
| metadata: | ||
| labels: | ||
| app: {{.DeploymentName}} | ||
| spec: | ||
| containers: | ||
| - name: {{.DeploymentName}} | ||
| image: registry.k8s.io/e2e-test-images/agnhost:2.45 | ||
| args: | ||
| - netexec | ||
| ports: | ||
| - name: http | ||
| containerPort: 8080 | ||
| protocol: TCP | ||
| readinessProbe: | ||
| httpGet: | ||
| path: / | ||
| port: http | ||
| ` | ||
|
|
||
| loadJobTemplate = ` | ||
| apiVersion: batch/v1 | ||
| kind: Job | ||
| metadata: | ||
| name: generate-request | ||
| namespace: {{.TestNamespace}} | ||
| spec: | ||
| template: | ||
| spec: | ||
| containers: | ||
| - name: curl-client | ||
| image: curlimages/curl | ||
| imagePullPolicy: Always | ||
| command: ["curl", "-H", "Host: {{.Host}}", "{{.GatewayHost}}"] | ||
| restartPolicy: Never | ||
| activeDeadlineSeconds: 600 | ||
| backoffLimit: 5 | ||
| ` | ||
|
|
||
| httpScaledObjectTemplate = ` | ||
| kind: HTTPScaledObject | ||
| apiVersion: http.keda.sh/v1alpha1 | ||
| metadata: | ||
| name: {{.HTTPScaledObjectName}} | ||
| namespace: {{.TestNamespace}} | ||
| spec: | ||
| hosts: | ||
| - {{.Host}} | ||
| targetPendingRequests: 100 | ||
| scaledownPeriod: 10 | ||
| scaleTargetRef: | ||
| name: {{.DeploymentName}} | ||
| service: {{.ServiceName}} | ||
| port: 8080 | ||
| replicas: | ||
| min: {{ .MinReplicas }} | ||
| max: {{ .MaxReplicas }} | ||
| ` | ||
| ) | ||
|
|
||
| func TestCheckHTTPRoute(t *testing.T) { | ||
| // setup | ||
| t.Log("--- setting up ---") | ||
| // Create kubernetes resources | ||
| kc := GetKubernetesClient(t) | ||
| gc := GetGatewayClient(t) | ||
| data, templates := getTemplateData(t) | ||
| CreateKubernetesResources(t, kc, testNamespace, data, templates) | ||
|
|
||
| assert.True(t, WaitForDeploymentReplicaReadyCount(t, kc, deploymentName, testNamespace, minReplicaCount, 6, 10), | ||
| "replica count should be %d after 1 minutes", minReplicaCount) | ||
| assert.True(t, WaitForHTTPRouteAccepted(t, gc, httprouteName, testNamespace, 12, 10), | ||
| "HTTPRoute should be accepted after 2 minutes") | ||
|
|
||
| testScaleOut(t, kc, data) | ||
| testScaleIn(t, kc, data) | ||
|
|
||
| // cleanup | ||
| DeleteKubernetesResources(t, testNamespace, data, templates) | ||
| } | ||
|
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| func testScaleOut(t *testing.T, kc *kubernetes.Clientset, data templateData) { | ||
| t.Log("--- testing scale out ---") | ||
|
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| KubectlApplyWithTemplate(t, data, "loadJobTemplate", loadJobTemplate) | ||
|
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| assert.True(t, WaitForDeploymentReplicaReadyCount(t, kc, deploymentName, testNamespace, maxReplicaCount, 6, 10), | ||
| "replica count should be %d after 1 minutes", maxReplicaCount) | ||
| } | ||
|
|
||
| func testScaleIn(t *testing.T, kc *kubernetes.Clientset, data templateData) { | ||
| t.Log("--- testing scale in ---") | ||
|
|
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| KubectlDeleteWithTemplate(t, data, "loadJobTemplate", loadJobTemplate) | ||
| assert.True(t, WaitForDeploymentReplicaReadyCount(t, kc, deploymentName, testNamespace, minReplicaCount, 12, 10), | ||
| "replica count should be %d after 2 minutes", minReplicaCount) | ||
| } | ||
|
|
||
| func getTemplateData(t *testing.T) (templateData, []Template) { | ||
| kc := GetKubernetesClient(t) | ||
| services, err := kc.CoreV1().Services(EnvoyNamespace).List(context.Background(), metav1.ListOptions{}) | ||
| if err != nil { | ||
| t.Fatalf("failed to list services in %s namespace: %v", EnvoyNamespace, err) | ||
| } | ||
| gatewayHost := "" | ||
| for _, svc := range services.Items { | ||
| if svc.Spec.Type == corev1.ServiceTypeLoadBalancer { | ||
| gatewayHost = fmt.Sprintf(gatewayHostPattern, svc.Name) | ||
| break | ||
| } | ||
| } | ||
| if gatewayHost == "" { | ||
| t.Fatalf("failed to find gateway host, no LB service found in %s namespace", EnvoyNamespace) | ||
| } | ||
| return templateData{ | ||
| TestNamespace: testNamespace, | ||
| DeploymentName: deploymentName, | ||
| ServiceName: serviceName, | ||
| HTTPRouteName: httprouteName, | ||
| ReferenceGrantName: referenceGrantName, | ||
| KEDANamespace: KEDANamespace, | ||
| HTTPScaledObjectName: httpScaledObjectName, | ||
| GatewayHost: gatewayHost, | ||
| Host: host, | ||
| MinReplicas: minReplicaCount, | ||
| MaxReplicas: maxReplicaCount, | ||
| }, []Template{ | ||
| {Name: "deploymentTemplate", Config: deploymentTemplate}, | ||
| {Name: "serviceTemplate", Config: serviceTemplate}, | ||
| {Name: "httprouteTemplate", Config: httprouteTemplate}, | ||
| {Name: "httpScaledObjectTemplate", Config: httpScaledObjectTemplate}, | ||
| {Name: "referenceGrantTemplate", Config: referenceGrantTemplate}, | ||
| } | ||
| } |
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