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webhook_test.go
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webhook_test.go
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package webhook
import (
"context"
"encoding/json"
"fmt"
"path/filepath"
"reflect"
"strconv"
"strings"
"testing"
admissionv1 "k8s.io/api/admission/v1"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/utils/pointer"
"monis.app/mlog"
"sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/client/fake"
atypes "sigs.k8s.io/controller-runtime/pkg/webhook/admission"
"github.com/Azure/azure-workload-identity/pkg/config"
)
var (
serviceAccountTokenExpiry = MinServiceAccountTokenExpiration
)
func newPod(name, namespace, serviceAccountName string, labels, annotations map[string]string, hostNetwork bool) *corev1.Pod {
return &corev1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: name,
Namespace: namespace,
Labels: labels,
Annotations: annotations,
},
Spec: corev1.PodSpec{
ServiceAccountName: serviceAccountName,
InitContainers: []corev1.Container{
{
Name: "init-container",
Image: "init-container-image",
},
},
Containers: []corev1.Container{
{
Name: "container",
Image: "image",
},
},
HostNetwork: hostNetwork,
},
}
}
func newPodRaw(name, namespace, serviceAccountName string, labels, annotations map[string]string, hostNetwork bool) []byte {
pod := newPod(name, namespace, serviceAccountName, labels, annotations, hostNetwork)
raw, err := json.Marshal(pod)
if err != nil {
panic(err)
}
return raw
}
func TestGetServiceAccountTokenExpiration(t *testing.T) {
tests := []struct {
name string
pod *corev1.Pod
sa *corev1.ServiceAccount
expectedExpiration int64
expectedErr bool
}{
{
name: "pod token expiry annotation invalid",
pod: &corev1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: "pod",
Namespace: "default",
Annotations: map[string]string{ServiceAccountTokenExpiryAnnotation: "3600s"},
},
},
sa: &corev1.ServiceAccount{
ObjectMeta: metav1.ObjectMeta{
Name: "sa",
Namespace: "default",
},
},
expectedExpiration: 0,
expectedErr: true,
},
{
name: "service account token expiry annotation invalid",
pod: &corev1.Pod{},
sa: &corev1.ServiceAccount{
ObjectMeta: metav1.ObjectMeta{
Name: "sa",
Namespace: "default",
Annotations: map[string]string{ServiceAccountTokenExpiryAnnotation: "3600s"},
},
},
expectedExpiration: 0,
expectedErr: true,
},
{
name: "invalid token expiry < 3600",
pod: &corev1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: "pod",
Namespace: "default",
Annotations: map[string]string{ServiceAccountTokenExpiryAnnotation: "3599"},
},
},
sa: &corev1.ServiceAccount{
ObjectMeta: metav1.ObjectMeta{
Name: "sa",
Namespace: "default",
},
},
expectedExpiration: 0,
expectedErr: true,
},
{
name: "invalid token expiry > 86400",
pod: &corev1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: "pod",
Namespace: "default",
Annotations: map[string]string{ServiceAccountTokenExpiryAnnotation: "86401"},
},
},
sa: &corev1.ServiceAccount{
ObjectMeta: metav1.ObjectMeta{
Name: "sa",
Namespace: "default",
},
},
expectedExpiration: 0,
expectedErr: true,
},
{
name: "valid token expiry defined in service account",
pod: &corev1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: "pod",
Namespace: "default",
},
},
sa: &corev1.ServiceAccount{
ObjectMeta: metav1.ObjectMeta{
Name: "sa",
Namespace: "default",
Annotations: map[string]string{ServiceAccountTokenExpiryAnnotation: "4800"},
},
},
expectedExpiration: 4800,
expectedErr: false,
},
{
name: "token expiry in pod preferred over service account token expiry",
pod: &corev1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: "pod",
Namespace: "default",
Annotations: map[string]string{ServiceAccountTokenExpiryAnnotation: "4000"},
},
},
sa: &corev1.ServiceAccount{
ObjectMeta: metav1.ObjectMeta{
Name: "sa",
Namespace: "default",
Annotations: map[string]string{ServiceAccountTokenExpiryAnnotation: "4800"},
},
},
expectedExpiration: 4000,
expectedErr: false,
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
exp, err := getServiceAccountTokenExpiration(test.pod, test.sa)
if exp != test.expectedExpiration {
t.Fatalf("expected: %d, got: %d", test.expectedExpiration, exp)
}
if test.expectedErr && err == nil || !test.expectedErr && err != nil {
t.Fatalf("expected err: %v, got: %v", test.expectedErr, err)
}
})
}
}
func TestGetClientID(t *testing.T) {
tests := []struct {
name string
sa *corev1.ServiceAccount
expectedClientID string
}{
{
name: "client id not present",
sa: &corev1.ServiceAccount{
ObjectMeta: metav1.ObjectMeta{
Name: "sa",
Namespace: "default",
},
},
expectedClientID: "",
},
{
name: "client id present",
sa: &corev1.ServiceAccount{
ObjectMeta: metav1.ObjectMeta{
Name: "sa",
Namespace: "default",
Annotations: map[string]string{ClientIDAnnotation: "client-id"},
},
},
expectedClientID: "client-id",
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
clientID := getClientID(test.sa)
if clientID != test.expectedClientID {
t.Fatalf("expected: %s, got: %s", test.expectedClientID, clientID)
}
})
}
}
func TestGetTenantID(t *testing.T) {
tests := []struct {
name string
sa *corev1.ServiceAccount
config *config.Config
expectedTenantID string
}{
{
name: "tenant ID annotation defined",
sa: &corev1.ServiceAccount{
ObjectMeta: metav1.ObjectMeta{
Name: "sa",
Namespace: "default",
Annotations: map[string]string{TenantIDAnnotation: "tenant-id"},
},
},
config: &config.Config{},
expectedTenantID: "tenant-id",
},
{
name: "tenant ID annotation not defined, use default",
sa: &corev1.ServiceAccount{
ObjectMeta: metav1.ObjectMeta{
Name: "sa",
Namespace: "default",
},
},
config: &config.Config{
TenantID: "tenant-id",
},
expectedTenantID: "tenant-id",
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
tenantID := getTenantID(test.sa, test.config)
if tenantID != test.expectedTenantID {
t.Fatalf("expected: %s, got: %s", test.expectedTenantID, tenantID)
}
})
}
}
func TestGetSkipContainers(t *testing.T) {
tests := []struct {
name string
pod *corev1.Pod
expectedSkipContainers map[string]struct{}
}{
{
name: "no skip containers defined",
pod: &corev1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: "pod",
Namespace: "default",
},
},
expectedSkipContainers: nil,
},
{
name: "one skip container defined",
pod: &corev1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: "pod",
Namespace: "default",
Annotations: map[string]string{SkipContainersAnnotation: "container1"},
},
},
expectedSkipContainers: map[string]struct{}{"container1": {}},
},
{
name: "multiple skip containers defined delimited by ;",
pod: &corev1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: "pod",
Namespace: "default",
Annotations: map[string]string{SkipContainersAnnotation: "container1;container2"},
},
},
expectedSkipContainers: map[string]struct{}{"container1": {}, "container2": {}},
},
{
name: "multiple skip containers defined with extra space",
pod: &corev1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: "pod",
Namespace: "default",
Annotations: map[string]string{SkipContainersAnnotation: "container1; container2"},
},
},
expectedSkipContainers: map[string]struct{}{"container1": {}, "container2": {}},
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
skipContainers := getSkipContainers(test.pod)
if !reflect.DeepEqual(skipContainers, test.expectedSkipContainers) {
t.Fatalf("expected: %v, got: %v", test.expectedSkipContainers, skipContainers)
}
})
}
}
func TestAddProjectedServiceAccountTokenVolume(t *testing.T) {
tests := []struct {
name string
pod *corev1.Pod
expectedVolume []corev1.Volume
}{
{
name: "no volumes in the pod",
pod: &corev1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: "pod",
Namespace: "default",
},
},
expectedVolume: []corev1.Volume{
{
Name: TokenFilePathName,
VolumeSource: corev1.VolumeSource{
Projected: &corev1.ProjectedVolumeSource{
Sources: []corev1.VolumeProjection{
{
ServiceAccountToken: &corev1.ServiceAccountTokenProjection{
Path: TokenFilePathName,
ExpirationSeconds: &serviceAccountTokenExpiry,
Audience: DefaultAudience,
},
},
},
},
},
},
},
},
{
name: "azure-identity-token projected volume already exists",
pod: &corev1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: "pod",
Namespace: "default",
},
Spec: corev1.PodSpec{
Volumes: []corev1.Volume{
{
Name: TokenFilePathName,
VolumeSource: corev1.VolumeSource{
Projected: &corev1.ProjectedVolumeSource{
Sources: []corev1.VolumeProjection{
{
ServiceAccountToken: &corev1.ServiceAccountTokenProjection{
Path: TokenFilePathName,
ExpirationSeconds: &serviceAccountTokenExpiry,
Audience: DefaultAudience,
},
},
},
},
},
},
},
},
},
expectedVolume: []corev1.Volume{
{
Name: TokenFilePathName,
VolumeSource: corev1.VolumeSource{
Projected: &corev1.ProjectedVolumeSource{
Sources: []corev1.VolumeProjection{
{
ServiceAccountToken: &corev1.ServiceAccountTokenProjection{
Path: TokenFilePathName,
ExpirationSeconds: &serviceAccountTokenExpiry,
Audience: DefaultAudience,
},
},
},
},
},
},
},
},
{
name: "existing projected service account token volume not affected",
pod: &corev1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: "pod",
Namespace: "default",
},
Spec: corev1.PodSpec{
Volumes: []corev1.Volume{
{
Name: TokenFilePathName,
VolumeSource: corev1.VolumeSource{
Projected: &corev1.ProjectedVolumeSource{
Sources: []corev1.VolumeProjection{
{
ServiceAccountToken: &corev1.ServiceAccountTokenProjection{
Path: "my-projected-volume",
ExpirationSeconds: &serviceAccountTokenExpiry,
Audience: "aud",
},
},
},
},
},
},
},
},
},
expectedVolume: []corev1.Volume{
{
Name: TokenFilePathName,
VolumeSource: corev1.VolumeSource{
Projected: &corev1.ProjectedVolumeSource{
Sources: []corev1.VolumeProjection{
{
ServiceAccountToken: &corev1.ServiceAccountTokenProjection{
Path: "my-projected-volume",
ExpirationSeconds: &serviceAccountTokenExpiry,
Audience: "aud",
},
},
},
},
},
},
{
Name: TokenFilePathName,
VolumeSource: corev1.VolumeSource{
Projected: &corev1.ProjectedVolumeSource{
Sources: []corev1.VolumeProjection{
{
ServiceAccountToken: &corev1.ServiceAccountTokenProjection{
Path: TokenFilePathName,
ExpirationSeconds: &serviceAccountTokenExpiry,
Audience: DefaultAudience,
},
},
},
},
},
},
},
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
addProjectedServiceAccountTokenVolume(test.pod, serviceAccountTokenExpiry, DefaultAudience)
if !reflect.DeepEqual(test.pod.Spec.Volumes, test.expectedVolume) {
t.Fatalf("expected: %v, got: %v", test.pod.Spec.Volumes, test.expectedVolume)
}
})
}
}
func TestAddEnvironmentVariables(t *testing.T) {
tests := []struct {
name string
container corev1.Container
expectedContainer corev1.Container
}{
{
name: "environment variables added to container",
container: corev1.Container{
Name: "cont1",
Image: "image",
},
expectedContainer: corev1.Container{
Name: "cont1",
Image: "image",
Env: []corev1.EnvVar{
{
Name: AzureClientIDEnvVar,
Value: "clientID",
},
{
Name: AzureTenantIDEnvVar,
Value: "tenantID",
},
{
Name: AzureFederatedTokenFileEnvVar,
Value: filepath.Join(TokenFileMountPath, TokenFilePathName),
},
{
Name: AzureAuthorityHostEnvVar,
Value: "https://login.microsoftonline.com/",
},
},
},
},
{
name: "existing environment variables not replaced",
container: corev1.Container{
Name: "cont1",
Image: "image",
Env: []corev1.EnvVar{
{
Name: AzureClientIDEnvVar,
Value: "myClientID",
},
{
Name: AzureTenantIDEnvVar,
Value: "myTenantID",
},
{
Name: AzureFederatedTokenFileEnvVar,
Value: filepath.Join(TokenFileMountPath, TokenFilePathName),
},
{
Name: AzureAuthorityHostEnvVar,
Value: "https://login.microsoftonline.com/",
},
},
},
expectedContainer: corev1.Container{
Name: "cont1",
Image: "image",
Env: []corev1.EnvVar{
{
Name: AzureClientIDEnvVar,
Value: "myClientID",
},
{
Name: AzureTenantIDEnvVar,
Value: "myTenantID",
},
{
Name: AzureFederatedTokenFileEnvVar,
Value: filepath.Join(TokenFileMountPath, TokenFilePathName),
},
{
Name: AzureAuthorityHostEnvVar,
Value: "https://login.microsoftonline.com/",
},
},
},
},
{
name: "environment variables added to existing list",
container: corev1.Container{
Name: "cont1",
Image: "image",
Env: []corev1.EnvVar{
{
Name: "MY_ENV_VAR",
Value: "test",
},
},
},
expectedContainer: corev1.Container{
Name: "cont1",
Image: "image",
Env: []corev1.EnvVar{
{
Name: "MY_ENV_VAR",
Value: "test",
},
{
Name: "AZURE_CLIENT_ID",
Value: "clientID",
},
{
Name: AzureTenantIDEnvVar,
Value: "tenantID",
},
{
Name: AzureFederatedTokenFileEnvVar,
Value: filepath.Join(TokenFileMountPath, TokenFilePathName),
},
{
Name: AzureAuthorityHostEnvVar,
Value: "https://login.microsoftonline.com/",
},
},
},
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
actualContainer := addEnvironmentVariables(test.container, "clientID", "tenantID", "https://login.microsoftonline.com/")
if !reflect.DeepEqual(actualContainer, test.expectedContainer) {
t.Fatalf("expected: %v, got: %v", test.expectedContainer, actualContainer)
}
})
}
}
func TestAddProjectServiceAccountTokenVolumeMount(t *testing.T) {
tests := []struct {
name string
container corev1.Container
expectedContainer corev1.Container
}{
{
name: "volume mount added to container",
container: corev1.Container{
Name: "cont1",
Image: "image",
},
expectedContainer: corev1.Container{
Name: "cont1",
Image: "image",
VolumeMounts: []corev1.VolumeMount{
{
Name: TokenFilePathName,
MountPath: TokenFileMountPath,
ReadOnly: true,
},
},
},
},
{
name: "volume mount with name already exists, so skipped",
container: corev1.Container{
Name: "cont1",
Image: "image",
VolumeMounts: []corev1.VolumeMount{
{
Name: TokenFilePathName,
MountPath: "mountPath",
},
},
},
expectedContainer: corev1.Container{
Name: "cont1",
Image: "image",
VolumeMounts: []corev1.VolumeMount{
{
Name: TokenFilePathName,
MountPath: "mountPath",
},
},
},
},
{
name: "volume mount added to existing volume mounts for container",
container: corev1.Container{
Name: "cont1",
Image: "image",
VolumeMounts: []corev1.VolumeMount{
{
Name: "my-volume-mount",
MountPath: "/var/run/pods",
},
},
},
expectedContainer: corev1.Container{
Name: "cont1",
Image: "image",
VolumeMounts: []corev1.VolumeMount{
{
Name: "my-volume-mount",
MountPath: "/var/run/pods",
},
{
Name: TokenFilePathName,
MountPath: TokenFileMountPath,
ReadOnly: true,
},
},
},
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
actualContainer := addProjectedTokenVolumeMount(test.container)
if !reflect.DeepEqual(actualContainer, test.expectedContainer) {
t.Fatalf("expected: %v, got: %v", test.expectedContainer, actualContainer)
}
})
}
}
func TestHandle(t *testing.T) {
serviceAccounts := []client.Object{}
for _, name := range []string{"default", "sa"} {
serviceAccounts = append(serviceAccounts, &corev1.ServiceAccount{
ObjectMeta: metav1.ObjectMeta{
Name: name,
Namespace: "ns1",
Annotations: map[string]string{
ClientIDAnnotation: "clientID",
ServiceAccountTokenExpiryAnnotation: "4800",
},
},
})
}
decoder, _ := atypes.NewDecoder(runtime.NewScheme())
tests := []struct {
name string
serviceAccountName string
podLabels map[string]string
clientObjects []client.Object
readerObjects []client.Object
}{
{
name: "service account in cache",
serviceAccountName: "sa",
clientObjects: serviceAccounts,
readerObjects: nil,
},
{
name: "service account not in cache",
serviceAccountName: "sa",
clientObjects: nil,
readerObjects: serviceAccounts,
},
{
name: "default service account in cache",
clientObjects: serviceAccounts,
readerObjects: nil,
},
{
name: "default service account not in cache",
clientObjects: nil,
readerObjects: serviceAccounts,
},
{
name: "pod has the required label, no warnings",
podLabels: map[string]string{
UseWorkloadIdentityLabel: "true",
},
clientObjects: serviceAccounts,
readerObjects: nil,
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
if err := registerMetrics(); err != nil {
t.Fatalf("failed to register metrics: %v", err)
}
m := &podMutator{
client: fake.NewClientBuilder().WithObjects(test.clientObjects...).Build(),
reader: fake.NewClientBuilder().WithObjects(test.readerObjects...).Build(),
config: &config.Config{TenantID: "tenantID"},
decoder: decoder,
}
req := atypes.Request{
AdmissionRequest: admissionv1.AdmissionRequest{
Kind: metav1.GroupVersionKind{
Group: "",
Version: "v1",
Kind: "Pod",
},
Object: runtime.RawExtension{Raw: newPodRaw("pod", "ns1", test.serviceAccountName, test.podLabels, nil, false)},
Namespace: "ns1",
Operation: admissionv1.Create,
},
}
resp := m.Handle(context.Background(), req)
if !resp.Allowed {
t.Fatalf("expected to be allowed")
}
})
}
}
func TestGetAzureAuthorityHost(t *testing.T) {
tests := []struct {
name string
config *config.Config
want string
expectedErr bool
}{
{
name: "default azure environment",
config: &config.Config{},
want: "https://login.microsoftonline.com/",
},
{
name: "public cloud",
config: &config.Config{
Cloud: "AzurePublicCloud",
},
want: "https://login.microsoftonline.com/",
},
{
name: "us government cloud",
config: &config.Config{
Cloud: "AzureUSGovernmentCloud",
},
want: "https://login.microsoftonline.us/",
},
{
name: "china cloud",
config: &config.Config{
Cloud: "AzureChinaCloud",
},
want: "https://login.chinacloudapi.cn/",
},
{
name: "german cloud",
config: &config.Config{
Cloud: "AzureGermanCloud",
},
want: "https://login.microsoftonline.de/",
},
{
name: "invalid cloud name",
config: &config.Config{
Cloud: "InvalidCloud",
},
want: "",
expectedErr: true,
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
got, err := getAzureAuthorityHost(test.config)
if test.expectedErr && err == nil || !test.expectedErr && err != nil {
t.Errorf("expected err: %v, got: %v", test.expectedErr, err)
}
if got != test.want {
t.Errorf("getAzureAuthorityHost() = %v, want %v", got, test.want)
}
})
}
}
func TestMutateContainers(t *testing.T) {
azureAuthorityHost := "https://login.microsoftonline.com/"
azureClientID := "client-id"
azureTenantID := "tenant-id"
tests := []struct {
name string
containers []corev1.Container
skipContainers map[string]struct{}
expectedContainers []corev1.Container
}{{
name: "no containers",
containers: []corev1.Container{},
expectedContainers: []corev1.Container{},
}, {
name: "one container",
containers: []corev1.Container{{
Name: "my-container",
Image: "my-image",
}},
expectedContainers: []corev1.Container{{
Name: "my-container",
Image: "my-image",
Env: []corev1.EnvVar{
{
Name: AzureClientIDEnvVar,
Value: azureClientID,
},
{
Name: AzureTenantIDEnvVar,
Value: azureTenantID,
},
{
Name: AzureFederatedTokenFileEnvVar,
Value: filepath.Join(TokenFileMountPath, TokenFilePathName),
},
{
Name: AzureAuthorityHostEnvVar,
Value: azureAuthorityHost,
},
},
VolumeMounts: []corev1.VolumeMount{
{
Name: TokenFilePathName,
MountPath: TokenFileMountPath,
ReadOnly: true,
},
},
}},
}, {
name: "one container and one skip container",
containers: []corev1.Container{{
Name: "my-container",
Image: "my-image",
}, {
Name: "skip-container",
Image: "skip-image",
}},
skipContainers: map[string]struct{}{
"skip-container": {},
},
expectedContainers: []corev1.Container{{
Name: "my-container",
Image: "my-image",
Env: []corev1.EnvVar{
{
Name: AzureClientIDEnvVar,
Value: azureClientID,
},
{
Name: AzureTenantIDEnvVar,
Value: azureTenantID,
},
{
Name: AzureFederatedTokenFileEnvVar,
Value: filepath.Join(TokenFileMountPath, TokenFilePathName),
},
{
Name: AzureAuthorityHostEnvVar,
Value: azureAuthorityHost,
},
},
VolumeMounts: []corev1.VolumeMount{
{
Name: TokenFilePathName,
MountPath: TokenFileMountPath,
ReadOnly: true,
},
},
}, {
Name: "skip-container",
Image: "skip-image",
}},
}}
decoder, _ := atypes.NewDecoder(runtime.NewScheme())
m := &podMutator{
client: fake.NewClientBuilder().WithObjects().Build(),
reader: fake.NewClientBuilder().WithObjects().Build(),
config: &config.Config{TenantID: azureTenantID},
decoder: decoder,
azureAuthorityHost: azureAuthorityHost,
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
containers := m.mutateContainers(test.containers, azureClientID, azureTenantID, test.skipContainers)
if !reflect.DeepEqual(containers, test.expectedContainers) {
t.Errorf("expected: %v, got: %v", test.expectedContainers, test.containers)
}
})
}
}
func TestInjectProxyInitContainer(t *testing.T) {
proxyPort := int32(8080)
ProxyImageRegistry = "my.proxy-image-registry.io/azwi"
ProxyImageVersion = "v1.0.0"
imageURL := fmt.Sprintf("%s/%s:%s", ProxyImageRegistry, ProxyInitImageName, ProxyImageVersion)
proxyInitContainer := corev1.Container{
Name: ProxyInitContainerName,
Image: imageURL,
ImagePullPolicy: corev1.PullIfNotPresent,
SecurityContext: &corev1.SecurityContext{
Capabilities: &corev1.Capabilities{
Add: []corev1.Capability{"NET_ADMIN"},
Drop: []corev1.Capability{"ALL"},
},
Privileged: pointer.Bool(true),
RunAsNonRoot: pointer.Bool(false),
RunAsUser: pointer.Int64(0),
},
Env: []corev1.EnvVar{{
Name: ProxyPortEnvVar,
Value: strconv.FormatInt(int64(proxyPort), 10),