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Merge pull request #655 from SomtochiAma/block_add_capabilities
Block add capabilities
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,16 +1,16 @@ | ||
| # # path to cluster administrator's kubeconfig file | ||
| # adminKubeconfig: | ||
| # adminKubeconfig: | ||
|
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| # # path to the tenant's kubeconfig and its namespace | ||
| # tenantA: | ||
| # kubeconfig: | ||
| # namespace: | ||
| # kubeconfig: | ||
| # namespace: | ||
|
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| # # path to the tenant's kubeconfig and its namespace | ||
| # tenantB: | ||
| # kubeconfig: | ||
| # namespace: | ||
| # kubeconfig: | ||
| # namespace: | ||
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| # # label is used to identify the resources | ||
| # # label is used to identify the resources | ||
| # # managed by the cluster administrator | ||
| # label: |
69 changes: 69 additions & 0 deletions
69
benchmarks/e2e/tests/block_add_capabilities/block_add_capabilities.go
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,69 @@ | ||
| package tenantaccess | ||
|
|
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| import ( | ||
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
| "strings" | ||
| "github.com/onsi/ginkgo" | ||
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| v1 "k8s.io/api/core/v1" | ||
| "k8s.io/kubernetes/test/e2e/framework" | ||
| configutil "sigs.k8s.io/multi-tenancy/benchmarks/e2e/config" | ||
| imageutils "k8s.io/kubernetes/test/utils/image" | ||
|
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| ) | ||
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| const ( | ||
| expectedVal = "capability may not be added" | ||
| ) | ||
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| var _ = framework.KubeDescribe("Tenants should unable to add linux capabilities for pods", func() { | ||
| var config *configutil.BenchmarkConfig | ||
| var tenantA configutil.TenantSpec | ||
| var user string | ||
| var err error | ||
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| ginkgo.BeforeEach(func() { | ||
| config, err = configutil.ReadConfig(configutil.ConfigPath) | ||
| framework.ExpectNoError(err) | ||
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| tenantA, err = config.GetValidTenant() | ||
| framework.ExpectNoError(err) | ||
| user = configutil.GetContextFromKubeconfig(tenantA.Kubeconfig) | ||
| }) | ||
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| ginkgo.It("validate tenants can't create containers with add capabilities", func() { | ||
| kclient := configutil.NewKubeClientWithKubeconfig(tenantA.Kubeconfig) | ||
| BusyBoxImage := imageutils.GetE2EImage(imageutils.BusyBox) | ||
| podSpec := &v1.Pod{ | ||
| TypeMeta: metav1.TypeMeta{ | ||
| Kind: "Pod", | ||
| APIVersion: "v1", | ||
| }, | ||
| ObjectMeta: metav1.ObjectMeta{ | ||
| GenerateName: "multitenant-tester", | ||
| Namespace: tenantA.Namespace, | ||
| }, | ||
| Spec: v1.PodSpec{ | ||
| Containers: []v1.Container{ | ||
| { | ||
| Name: "write-pod", | ||
| Image: BusyBoxImage, | ||
| Command: []string{"/bin/sh"}, | ||
| Args: []string{"-c", "trap exit TERM; while true; do sleep 1; done"}, | ||
| SecurityContext: &v1.SecurityContext{ | ||
| Capabilities: &v1.Capabilities{ | ||
| Add: []v1.Capability{ | ||
| "SETPCAP", | ||
| }, | ||
| }, | ||
| }, | ||
| }, | ||
| }, | ||
| }, | ||
| } | ||
| _, err = kclient.CoreV1().Pods(tenantA.Namespace).Create(podSpec) | ||
| if !strings.Contains(err.Error(),expectedVal) { | ||
| framework.Failf("%s must be unable to create pod with add capabilities", user) | ||
| } | ||
| }) | ||
| }) |
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