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client_secret.go
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client_secret.go
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package deploy
import (
"bytes"
"context"
"github.com/pkg/errors"
kotsadmtypes "github.com/replicatedhq/kots/pkg/kotsadm/types"
"github.com/segmentio/ksuid"
corev1 "k8s.io/api/core/v1"
kuberneteserrors "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
serializer "k8s.io/apimachinery/pkg/runtime/serializer/json"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/kubernetes/scheme"
)
func EnsureClientSecret(ctx context.Context, clientset kubernetes.Interface, namespace, namePrefix string, additionalLabels map[string]string) error {
secret := ClientSecretResource(namePrefix, "", additionalLabels)
_, err := clientset.CoreV1().Secrets(namespace).Get(ctx, secret.Name, metav1.GetOptions{})
if err != nil {
if !kuberneteserrors.IsNotFound(err) {
return errors.Wrap(err, "failed to get existing secret")
}
_, err = clientset.CoreV1().Secrets(namespace).Create(ctx, secret, metav1.CreateOptions{})
if err != nil {
return errors.Wrap(err, "failed to create secret")
}
return nil
}
// no patch needed
return nil
}
func RenderClientSecret(ctx context.Context, namePrefix, existingClientSecret string, additionalLabels map[string]string) ([]byte, error) {
s := serializer.NewYAMLSerializer(serializer.DefaultMetaFactory, scheme.Scheme, scheme.Scheme)
secret := ClientSecretResource(namePrefix, existingClientSecret, additionalLabels)
buf := bytes.NewBuffer(nil)
if err := s.Encode(secret, buf); err != nil {
return nil, errors.Wrap(err, "failed to encode secret")
}
return buf.Bytes(), nil
}
func GetClientSecret(ctx context.Context, clientset kubernetes.Interface, namespace, namePrefix string) (string, error) {
secret, err := clientset.CoreV1().Secrets(namespace).Get(ctx, prefixName(namePrefix, "dex-client"), metav1.GetOptions{})
if err != nil {
return "", err
}
return string(secret.Data["DEX_CLIENT_SECRET"]), nil
}
func ClientSecretResource(namePrefix, existingClientSecret string, additionalLabels map[string]string) *corev1.Secret {
clientSecret := existingClientSecret
if clientSecret == "" {
clientSecret = ksuid.New().String()
}
return &corev1.Secret{
TypeMeta: metav1.TypeMeta{
APIVersion: "v1",
Kind: "Secret",
},
ObjectMeta: metav1.ObjectMeta{
Name: prefixName(namePrefix, "dex-client"),
Labels: kotsadmtypes.GetKotsadmLabels(AdditionalLabels(namePrefix, additionalLabels)),
},
Data: map[string][]byte{
"DEX_CLIENT_SECRET": []byte(clientSecret),
},
}
}