mirror of
https://github.com/clastix/kamaji.git
synced 2026-02-14 10:00:02 +00:00
122 lines
3.8 KiB
Go
122 lines
3.8 KiB
Go
// Copyright 2022 Clastix Labs
|
|
// SPDX-License-Identifier: Apache-2.0
|
|
|
|
package resources
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
|
|
"github.com/go-logr/logr"
|
|
corev1 "k8s.io/api/core/v1"
|
|
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
|
|
kubeadmconstants "k8s.io/kubernetes/cmd/kubeadm/app/constants"
|
|
ctrl "sigs.k8s.io/controller-runtime"
|
|
"sigs.k8s.io/controller-runtime/pkg/client"
|
|
"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
|
|
|
|
kamajiv1alpha1 "github.com/clastix/kamaji/api/v1alpha1"
|
|
"github.com/clastix/kamaji/internal/kubeadm"
|
|
"github.com/clastix/kamaji/internal/utilities"
|
|
)
|
|
|
|
type FrontProxyCACertificate struct {
|
|
resource *corev1.Secret
|
|
Client client.Client
|
|
Log logr.Logger
|
|
Name string
|
|
TmpDirectory string
|
|
}
|
|
|
|
func (r *FrontProxyCACertificate) ShouldStatusBeUpdated(ctx context.Context, tenantControlPlane *kamajiv1alpha1.TenantControlPlane) bool {
|
|
return tenantControlPlane.Status.Certificates.FrontProxyCA.SecretName != r.resource.GetName()
|
|
}
|
|
|
|
func (r *FrontProxyCACertificate) ShouldCleanup(plane *kamajiv1alpha1.TenantControlPlane) bool {
|
|
return false
|
|
}
|
|
|
|
func (r *FrontProxyCACertificate) CleanUp(ctx context.Context) (bool, error) {
|
|
return false, nil
|
|
}
|
|
|
|
func (r *FrontProxyCACertificate) Define(ctx context.Context, tenantControlPlane *kamajiv1alpha1.TenantControlPlane) error {
|
|
r.resource = &corev1.Secret{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: r.getPrefixedName(tenantControlPlane),
|
|
Namespace: tenantControlPlane.GetNamespace(),
|
|
},
|
|
}
|
|
|
|
r.Name = "front-proxy-ca-certificate"
|
|
|
|
return nil
|
|
}
|
|
|
|
func (r *FrontProxyCACertificate) getPrefixedName(tenantControlPlane *kamajiv1alpha1.TenantControlPlane) string {
|
|
return utilities.AddTenantPrefix(r.Name, tenantControlPlane)
|
|
}
|
|
|
|
func (r *FrontProxyCACertificate) GetClient() client.Client {
|
|
return r.Client
|
|
}
|
|
|
|
func (r *FrontProxyCACertificate) GetTmpDirectory() string {
|
|
return r.TmpDirectory
|
|
}
|
|
|
|
func (r *FrontProxyCACertificate) CreateOrUpdate(ctx context.Context, tenantControlPlane *kamajiv1alpha1.TenantControlPlane) (controllerutil.OperationResult, error) {
|
|
return controllerutil.CreateOrUpdate(ctx, r.Client, r.resource, r.mutate(ctx, tenantControlPlane))
|
|
}
|
|
|
|
func (r *FrontProxyCACertificate) GetName() string {
|
|
return r.Name
|
|
}
|
|
|
|
func (r *FrontProxyCACertificate) UpdateTenantControlPlaneStatus(ctx context.Context, tenantControlPlane *kamajiv1alpha1.TenantControlPlane) error {
|
|
tenantControlPlane.Status.Certificates.FrontProxyCA.LastUpdate = metav1.Now()
|
|
tenantControlPlane.Status.Certificates.FrontProxyCA.SecretName = r.resource.GetName()
|
|
|
|
return nil
|
|
}
|
|
|
|
func (r *FrontProxyCACertificate) mutate(ctx context.Context, tenantControlPlane *kamajiv1alpha1.TenantControlPlane) controllerutil.MutateFn {
|
|
return func() error {
|
|
isValid, err := kubeadm.IsCertificatePrivateKeyPairValid(
|
|
r.resource.Data[kubeadmconstants.FrontProxyCACertName],
|
|
r.resource.Data[kubeadmconstants.FrontProxyCAKeyName],
|
|
)
|
|
if err != nil {
|
|
r.Log.Info(fmt.Sprintf("%s certificate-private_key pair is not valid: %s", kubeadmconstants.FrontProxyCACertAndKeyBaseName, err.Error()))
|
|
}
|
|
if isValid {
|
|
return nil
|
|
}
|
|
|
|
config, _, err := getKubeadmConfiguration(ctx, r, tenantControlPlane)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
ca, err := kubeadm.GenerateCACertificatePrivateKeyPair(kubeadmconstants.FrontProxyCACertAndKeyBaseName, config)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
r.resource.Data = map[string][]byte{
|
|
kubeadmconstants.FrontProxyCACertName: ca.Certificate,
|
|
kubeadmconstants.FrontProxyCAKeyName: ca.PrivateKey,
|
|
}
|
|
|
|
r.resource.SetLabels(utilities.MergeMaps(
|
|
utilities.KamajiLabels(),
|
|
map[string]string{
|
|
"kamaji.clastix.io/name": tenantControlPlane.GetName(),
|
|
"kamaji.clastix.io/component": r.GetName(),
|
|
},
|
|
))
|
|
|
|
return ctrl.SetControllerReference(tenantControlPlane, r.resource, r.Client.Scheme())
|
|
}
|
|
}
|