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secrets.go
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secrets.go
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package utils
import (
"github.com/golang/glog"
"github.com/pkg/errors"
"k8s.io/api/core/v1"
apierrs "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/util/wait"
"k8s.io/client-go/kubernetes"
)
const (
secretPollPeriod = defaultPollPeriod
secretPollInterval = defaultPollInterval
)
// NewSecretDefinition provides a fucntion to initialize a Secret data type with the provided options
func NewSecretDefinition(labels, stringData map[string]string, data map[string][]byte, ns, prefix string) *v1.Secret {
return &v1.Secret{
ObjectMeta: metav1.ObjectMeta{
GenerateName: prefix,
Namespace: ns,
Labels: labels,
},
StringData: stringData,
Data: data,
}
}
// CreateSecretFromDefinition creates and returns a pointer ot a v1.Secret using a provided v1.Secret
func CreateSecretFromDefinition(c *kubernetes.Clientset, secret *v1.Secret) (*v1.Secret, error) {
err := wait.PollImmediate(secretPollInterval, secretPollPeriod, func() (done bool, err error) {
secret, err = c.CoreV1().Secrets(secret.Namespace).Create(secret)
// success
if err == nil {
return true, nil
}
// fail if secret exists.
if apierrs.IsAlreadyExists(err) {
return true, err
}
// Log non-fatal errors
glog.Error(errors.Wrapf(err, "Encountered create error for secret \"%s/%s\"", secret.Namespace, secret.Name))
return false, nil
})
if err != nil {
return nil, err
}
return secret, nil
}
//DeleteSecret ...
func DeleteSecret(clientSet *kubernetes.Clientset, namespace string, secret v1.Secret) error {
e := wait.PollImmediate(secretPollInterval, secretPollPeriod, func() (bool, error) {
err := clientSet.CoreV1().Secrets(namespace).Delete(secret.GetName(), nil)
if err == nil || apierrs.IsNotFound(err) {
return true, nil
}
return false, nil //keep polling
})
return e
}