kubernetes-operator/test/support/support_k8s.go

154 lines
3.6 KiB
Go

package support
import (
"github.com/onsi/gomega"
appsv1 "k8s.io/api/apps/v1"
corev1 "k8s.io/api/core/v1"
netv1 "k8s.io/api/networking/v1"
apiextv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
k8serrors "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"k8s.io/apimachinery/pkg/labels"
"k8s.io/client-go/dynamic"
)
func Deployment(t Test, name string, namespace string) func(g gomega.Gomega) (*appsv1.Deployment, error) {
return func(g gomega.Gomega) (*appsv1.Deployment, error) {
answer, err := t.Client().AppsV1().Deployments(namespace).Get(
t.Ctx(),
name,
metav1.GetOptions{},
)
if k8serrors.IsNotFound(err) {
return nil, nil
}
return answer, err
}
}
func Deployments(t Test, namespace string, selector labels.Selector) func(g gomega.Gomega) ([]appsv1.Deployment, error) {
return func(g gomega.Gomega) ([]appsv1.Deployment, error) {
answer, err := t.Client().AppsV1().Deployments(namespace).List(
t.Ctx(),
metav1.ListOptions{
LabelSelector: selector.String(),
},
)
if k8serrors.IsNotFound(err) {
return nil, nil
}
return answer.Items, err
}
}
func Pod(t Test, name string, namespace string) func(g gomega.Gomega) (*corev1.Pod, error) {
return func(g gomega.Gomega) (*corev1.Pod, error) {
answer, err := t.Client().CoreV1().Pods(namespace).Get(
t.Ctx(),
name,
metav1.GetOptions{},
)
if k8serrors.IsNotFound(err) {
return nil, nil
}
return answer, err
}
}
func PodList(t Test, selector string, namespace string) func(g gomega.Gomega) (*corev1.PodList, error) {
return func(g gomega.Gomega) (*corev1.PodList, error) {
answer, err := t.Client().CoreV1().Pods(namespace).List(
t.Ctx(),
metav1.ListOptions{
LabelSelector: selector,
},
)
if k8serrors.IsNotFound(err) {
return nil, nil
}
return answer, err
}
}
func Service(t Test, name string, namespace string) func(g gomega.Gomega) (*corev1.Service, error) {
return func(g gomega.Gomega) (*corev1.Service, error) {
answer, err := t.Client().CoreV1().Services(namespace).Get(
t.Ctx(),
name,
metav1.GetOptions{},
)
if k8serrors.IsNotFound(err) {
return nil, nil
}
return answer, err
}
}
func Ingress(t Test, name string, namespace string) func(g gomega.Gomega) (*netv1.Ingress, error) {
return func(g gomega.Gomega) (*netv1.Ingress, error) {
answer, err := t.Client().NetworkingV1().Ingresses(namespace).Get(
t.Ctx(),
name,
metav1.GetOptions{},
)
if k8serrors.IsNotFound(err) {
return nil, nil
}
return answer, err
}
}
func ExtractFirstLoadBalancerIngressHostname() func(*netv1.Ingress) string {
return func(in *netv1.Ingress) string {
if len(in.Status.LoadBalancer.Ingress) != 1 {
return ""
}
return in.Status.LoadBalancer.Ingress[0].Hostname
}
}
func Resource(t Test, ri dynamic.ResourceInterface, un *unstructured.Unstructured) func(g gomega.Gomega) (*unstructured.Unstructured, error) {
return func(g gomega.Gomega) (*unstructured.Unstructured, error) {
raw, err := ri.Get(t.Ctx(), un.GetName(), metav1.GetOptions{})
if err != nil && !k8serrors.IsNotFound(err) {
return nil, err
}
if err != nil && k8serrors.IsNotFound(err) {
return nil, nil
}
return raw, err
}
}
func CustomResourceDefinition(t Test, name string) func(g gomega.Gomega) (*apiextv1.CustomResourceDefinition, error) {
return func(g gomega.Gomega) (*apiextv1.CustomResourceDefinition, error) {
answer, err := t.Client().CustomResourceDefinitions().Get(
t.Ctx(),
name,
metav1.GetOptions{},
)
if k8serrors.IsNotFound(err) {
return nil, nil
}
return answer, err
}
}