60 lines
1.6 KiB
Go
60 lines
1.6 KiB
Go
package util
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import (
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"fmt"
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"time"
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apiextensionsv1beta1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1beta1"
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apiextensionsclient "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/util/errors"
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"k8s.io/apimachinery/pkg/util/wait"
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"k8s.io/client-go/rest"
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"k8s.io/client-go/tools/clientcmd"
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)
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func NewClusterConfig(kubeConfig string) (*rest.Config, error) {
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if kubeConfig != "" {
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cfg, err := clientcmd.BuildConfigFromFlags("", kubeConfig)
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if err != nil {
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return nil, err
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}
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cfg.QPS = 100
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cfg.Burst = 100
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return cfg, nil
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} else {
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return rest.InClusterConfig()
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}
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}
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func WaitForCRDReady(clientset apiextensionsclient.Interface, crdName string) error {
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err := wait.Poll(500*time.Millisecond, 60*time.Second, func() (bool, error) {
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crd, err := clientset.ApiextensionsV1beta1().CustomResourceDefinitions().Get(crdName, metav1.GetOptions{})
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if err != nil {
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return false, err
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}
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for _, cond := range crd.Status.Conditions {
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switch cond.Type {
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case apiextensionsv1beta1.Established:
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if cond.Status == apiextensionsv1beta1.ConditionTrue {
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return true, err
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}
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case apiextensionsv1beta1.NamesAccepted:
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if cond.Status == apiextensionsv1beta1.ConditionFalse {
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return false, fmt.Errorf("Name conflict when creating CRD: %v\n", cond.Reason)
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}
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}
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}
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return false, err
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})
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if err != nil {
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deleteErr := clientset.ApiextensionsV1beta1().CustomResourceDefinitions().Delete(crdName, nil)
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if deleteErr != nil {
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return errors.NewAggregate([]error{err, deleteErr})
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}
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return err
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}
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return nil
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}
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