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secret_delete.go
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/
secret_delete.go
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/*
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package main
import (
"context"
"fmt"
"log"
corev1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
// Delete the envs secret when pod is deleted. This helps cleanup secrets that we created to hold them environment
// variables.
func deleteSecret(pod corev1.Pod) error {
ks := kubeClient()
var err error
// Get secret name from pod metadata label
secretName := pod.Labels["envars-secret-name"]
// delete envs secret
if len(secretName) > 0 {
err = ks.CoreV1().Secrets(pod.Namespace).Delete(context.TODO(), secretName, metav1.DeleteOptions{})
if errors.IsNotFound(err) {
log.Printf("secret %s in namespace %s not found", secretName, pod.Namespace)
return nil
} else if statusError, isStatus := err.(*errors.StatusError); isStatus {
log.Printf("error deleting secret %s in namespace %s: %v", secretName, pod.Namespace, statusError.ErrStatus.Message)
} else if err != nil {
panic(fmt.Errorf("failed to delete secret %s: %v", secretName, err))
} else {
log.Printf("secret %s deleted successfully", secretName)
}
}
return err
}