Files
capsule/e2e/ingress_class_extensions_test.go
2025-12-02 15:21:46 +01:00

291 lines
9.5 KiB
Go

// Copyright 2020-2023 Project Capsule Authors.
// SPDX-License-Identifier: Apache-2.0
package e2e
import (
"context"
"fmt"
. "github.com/onsi/ginkgo/v2"
. "github.com/onsi/gomega"
extensionsv1beta1 "k8s.io/api/extensions/v1beta1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/util/intstr"
"k8s.io/utils/ptr"
capsulev1beta2 "github.com/projectcapsule/capsule/api/v1beta2"
"github.com/projectcapsule/capsule/pkg/api"
"github.com/projectcapsule/capsule/pkg/utils"
)
var _ = Describe("when Tenant handles Ingress classes with extensions/v1beta1", Label("ingress"), func() {
tnt := &capsulev1beta2.Tenant{
ObjectMeta: metav1.ObjectMeta{
Name: "ingress-class-extensions-v1beta1",
},
Spec: capsulev1beta2.TenantSpec{
Owners: api.OwnerListSpec{
{
CoreOwnerSpec: api.CoreOwnerSpec{
UserSpec: api.UserSpec{
Name: "ingress",
Kind: "User",
},
},
},
},
IngressOptions: capsulev1beta2.IngressOptions{
AllowedClasses: &api.DefaultAllowedListSpec{
Default: "tenant-default",
SelectorAllowedListSpec: api.SelectorAllowedListSpec{
AllowedListSpec: api.AllowedListSpec{
Exact: []string{"nginx", "haproxy"},
Regex: "^oil-.*$",
},
LabelSelector: metav1.LabelSelector{
MatchLabels: map[string]string{
"env": "customers",
},
},
},
},
},
},
}
JustBeforeEach(func() {
EventuallyCreation(func() error {
tnt.ResourceVersion = ""
return k8sClient.Create(context.TODO(), tnt)
}).Should(Succeed())
})
JustAfterEach(func() {
Expect(k8sClient.Delete(context.TODO(), tnt)).Should(Succeed())
})
It("should block a non allowed class for extensions/v1beta1", func() {
ns := NewNamespace("")
cs := ownerClient(tnt.Spec.Owners[0].UserSpec)
NamespaceCreation(ns, tnt.Spec.Owners[0].UserSpec, defaultTimeoutInterval).Should(Succeed())
TenantNamespaceList(tnt, defaultTimeoutInterval).Should(ContainElement(ns.GetName()))
By("non-specifying at all", func() {
if err := k8sClient.List(context.Background(), &extensionsv1beta1.IngressList{}); err != nil {
if utils.IsUnsupportedAPI(err) {
Skip(fmt.Sprintf("Running test due to unsupported API kind: %s", err.Error()))
}
}
Eventually(func() (err error) {
i := &extensionsv1beta1.Ingress{
ObjectMeta: metav1.ObjectMeta{
Name: "denied-ingress",
},
Spec: extensionsv1beta1.IngressSpec{
Backend: &extensionsv1beta1.IngressBackend{
ServiceName: "foo",
ServicePort: intstr.FromInt(8080),
},
},
}
_, err = cs.ExtensionsV1beta1().Ingresses(ns.GetName()).Create(context.TODO(), i, metav1.CreateOptions{})
return
}, defaultTimeoutInterval, defaultPollInterval).ShouldNot(Succeed())
})
By("defining as deprecated annotation", func() {
if err := k8sClient.List(context.Background(), &extensionsv1beta1.IngressList{}); err != nil {
if utils.IsUnsupportedAPI(err) {
Skip(fmt.Sprintf("Running test due to unsupported API kind: %s", err.Error()))
}
}
Eventually(func() (err error) {
i := &extensionsv1beta1.Ingress{
ObjectMeta: metav1.ObjectMeta{
Name: "denied-ingress",
Annotations: map[string]string{
"kubernetes.io/ingress.class": "the-worst-ingress-available",
},
},
Spec: extensionsv1beta1.IngressSpec{
Backend: &extensionsv1beta1.IngressBackend{
ServiceName: "foo",
ServicePort: intstr.FromInt(8080),
},
},
}
_, err = cs.ExtensionsV1beta1().Ingresses(ns.GetName()).Create(context.TODO(), i, metav1.CreateOptions{})
return
}, defaultTimeoutInterval, defaultPollInterval).ShouldNot(Succeed())
})
By("using the ingressClassName", func() {
if err := k8sClient.List(context.Background(), &extensionsv1beta1.IngressList{}); err != nil {
if utils.IsUnsupportedAPI(err) {
Skip(fmt.Sprintf("Running test due to unsupported API kind: %s", err.Error()))
}
}
Eventually(func() (err error) {
i := &extensionsv1beta1.Ingress{
ObjectMeta: metav1.ObjectMeta{
Name: "denied-ingress",
},
Spec: extensionsv1beta1.IngressSpec{
IngressClassName: ptr.To("the-worst-ingress-available"),
Backend: &extensionsv1beta1.IngressBackend{
ServiceName: "foo",
ServicePort: intstr.FromInt(8080),
},
},
}
_, err = cs.ExtensionsV1beta1().Ingresses(ns.GetName()).Create(context.TODO(), i, metav1.CreateOptions{})
return
}, defaultTimeoutInterval, defaultPollInterval).ShouldNot(Succeed())
})
})
It("should allow enabled class using the deprecated annotation", func() {
ns := NewNamespace("")
cs := ownerClient(tnt.Spec.Owners[0].UserSpec)
NamespaceCreation(ns, tnt.Spec.Owners[0].UserSpec, defaultTimeoutInterval).Should(Succeed())
TenantNamespaceList(tnt, defaultTimeoutInterval).Should(ContainElement(ns.GetName()))
for _, c := range tnt.Spec.IngressOptions.AllowedClasses.Exact {
Eventually(func() (err error) {
if err := k8sClient.List(context.Background(), &extensionsv1beta1.IngressList{}); err != nil {
if utils.IsUnsupportedAPI(err) {
Skip(fmt.Sprintf("Running test due to unsupported API kind: %s", err.Error()))
}
}
i := &extensionsv1beta1.Ingress{
ObjectMeta: metav1.ObjectMeta{
Name: c,
Annotations: map[string]string{
"kubernetes.io/ingress.class": c,
},
},
Spec: extensionsv1beta1.IngressSpec{
Backend: &extensionsv1beta1.IngressBackend{
ServiceName: "foo",
ServicePort: intstr.FromInt(8080),
},
},
}
_, err = cs.ExtensionsV1beta1().Ingresses(ns.GetName()).Create(context.TODO(), i, metav1.CreateOptions{})
return
}, defaultTimeoutInterval, defaultPollInterval).Should(Succeed())
}
})
It("should allow enabled class using the ingressClassName field", func() {
if err := k8sClient.List(context.Background(), &extensionsv1beta1.IngressList{}); err != nil {
if utils.IsUnsupportedAPI(err) {
Skip(fmt.Sprintf("Running test due to unsupported API kind: %s", err.Error()))
}
}
if version := GetKubernetesVersion(); version.Major() == 1 && version.Minor() < 18 {
Skip("Running test on Kubernetes " + version.String() + ", doesn't provide .spec.ingressClassName")
}
ns := NewNamespace("")
cs := ownerClient(tnt.Spec.Owners[0].UserSpec)
NamespaceCreation(ns, tnt.Spec.Owners[0].UserSpec, defaultTimeoutInterval).Should(Succeed())
TenantNamespaceList(tnt, defaultTimeoutInterval).Should(ContainElement(ns.GetName()))
for _, c := range tnt.Spec.IngressOptions.AllowedClasses.Exact {
Eventually(func() (err error) {
i := &extensionsv1beta1.Ingress{
ObjectMeta: metav1.ObjectMeta{
Name: c,
},
Spec: extensionsv1beta1.IngressSpec{
IngressClassName: &c,
Backend: &extensionsv1beta1.IngressBackend{
ServiceName: "foo",
ServicePort: intstr.FromInt(8080),
},
},
}
_, err = cs.ExtensionsV1beta1().Ingresses(ns.GetName()).Create(context.TODO(), i, metav1.CreateOptions{})
return
}, defaultTimeoutInterval, defaultPollInterval).Should(Succeed())
}
})
It("should allow enabled Ingress by regex using the deprecated annotation", func() {
ns := NewNamespace("")
cs := ownerClient(tnt.Spec.Owners[0].UserSpec)
ingressClass := "oil-ingress"
NamespaceCreation(ns, tnt.Spec.Owners[0].UserSpec, defaultTimeoutInterval).Should(Succeed())
TenantNamespaceList(tnt, defaultTimeoutInterval).Should(ContainElement(ns.GetName()))
Eventually(func() (err error) {
if err := k8sClient.List(context.Background(), &extensionsv1beta1.IngressList{}); err != nil {
if utils.IsUnsupportedAPI(err) {
Skip(fmt.Sprintf("Running test due to unsupported API kind: %s", err.Error()))
}
}
i := &extensionsv1beta1.Ingress{
ObjectMeta: metav1.ObjectMeta{
Name: ingressClass,
Annotations: map[string]string{
"kubernetes.io/ingress.class": ingressClass,
},
},
Spec: extensionsv1beta1.IngressSpec{
Backend: &extensionsv1beta1.IngressBackend{
ServiceName: "foo",
ServicePort: intstr.FromInt(8080),
},
},
}
_, err = cs.ExtensionsV1beta1().Ingresses(ns.GetName()).Create(context.TODO(), i, metav1.CreateOptions{})
return
}, defaultTimeoutInterval, defaultPollInterval).Should(Succeed())
})
It("should allow enabled Ingress by regex using the ingressClassName field", func() {
ns := NewNamespace("")
cs := ownerClient(tnt.Spec.Owners[0].UserSpec)
ingressClass := "oil-haproxy"
NamespaceCreation(ns, tnt.Spec.Owners[0].UserSpec, defaultTimeoutInterval).Should(Succeed())
TenantNamespaceList(tnt, defaultTimeoutInterval).Should(ContainElement(ns.GetName()))
Eventually(func() (err error) {
if err := k8sClient.List(context.Background(), &extensionsv1beta1.IngressList{}); err != nil {
if utils.IsUnsupportedAPI(err) {
Skip(fmt.Sprintf("Running test due to unsupported API kind: %s", err.Error()))
}
}
if version := GetKubernetesVersion(); version.Major() == 1 && version.Minor() < 18 {
Skip("Running test on Kubernetes " + version.String() + ", doesn't provide .spec.ingressClassName")
}
i := &extensionsv1beta1.Ingress{
ObjectMeta: metav1.ObjectMeta{
Name: ingressClass,
},
Spec: extensionsv1beta1.IngressSpec{
IngressClassName: &ingressClass,
Backend: &extensionsv1beta1.IngressBackend{
ServiceName: "foo",
ServicePort: intstr.FromInt(8080),
},
},
}
_, err = cs.ExtensionsV1beta1().Ingresses(ns.GetName()).Create(context.TODO(), i, metav1.CreateOptions{})
return
}, defaultTimeoutInterval, defaultPollInterval).Should(Succeed())
})
})