diff options
Diffstat (limited to 'certServiceK8sExternalProvider/src/cmpv2controller/cmpv2_issuer_controller.go')
-rw-r--r-- | certServiceK8sExternalProvider/src/cmpv2controller/cmpv2_issuer_controller.go | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/certServiceK8sExternalProvider/src/cmpv2controller/cmpv2_issuer_controller.go b/certServiceK8sExternalProvider/src/cmpv2controller/cmpv2_issuer_controller.go new file mode 100644 index 00000000..e5b1b196 --- /dev/null +++ b/certServiceK8sExternalProvider/src/cmpv2controller/cmpv2_issuer_controller.go @@ -0,0 +1,127 @@ +/* + * ============LICENSE_START======================================================= + * oom-certservice-k8s-external-provider + * ================================================================================ + * Copyright (c) 2019 Smallstep Labs, Inc. + * Modifications copyright (C) 2020 Nokia. All rights reserved. + * ================================================================================ + * This source code was copied from the following git repository: + * https://github.com/smallstep/step-issuer + * The source code was modified for usage in the ONAP project. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package cmpv2controller + +import ( + "context" + "fmt" + "github.com/go-logr/logr" + core "k8s.io/api/core/v1" + apierrors "k8s.io/apimachinery/pkg/api/errors" + "k8s.io/apimachinery/pkg/types" + "k8s.io/client-go/tools/record" + "k8s.io/utils/clock" + "onap.org/oom-certservice/k8s-external-provider/src/cmpv2api" + provisioners "onap.org/oom-certservice/k8s-external-provider/src/cmpv2provisioner" + ctrl "sigs.k8s.io/controller-runtime" + "sigs.k8s.io/controller-runtime/pkg/client" +) + +// CMPv2IssuerController reconciles a CMPv2Issuer object +type CMPv2IssuerController struct { + client.Client + Log logr.Logger + Clock clock.Clock + Recorder record.EventRecorder +} + +// Reconcile will read and validate the CMPv2Issuer resources, it will set the +// status condition ready to true if everything is right. +func (controller *CMPv2IssuerController) Reconcile(req ctrl.Request) (ctrl.Result, error) { + ctx := context.Background() + log := controller.Log.WithValues("cmpv2-issuer-controller", req.NamespacedName) + + issuer := new(cmpv2api.CMPv2Issuer) + if err := controller.Client.Get(ctx, req.NamespacedName, issuer); err != nil { + log.Error(err, "failed to retrieve CMPv2Issuer resource") + return ctrl.Result{}, client.IgnoreNotFound(err) + } + log.Info("Issuer loaded: ", "issuer", issuer) + + statusUpdater := newStatusUpdater(controller, issuer, log) + if err := validateCMPv2IssuerSpec(issuer.Spec); err != nil { + log.Error(err, "failed to validate CMPv2Issuer resource") + statusUpdater.UpdateNoError(ctx, cmpv2api.ConditionFalse, "Validation", "Failed to validate resource: %v", err) + return ctrl.Result{}, err + } + log.Info("Issuer validated. ") + + // Fetch the provisioner password + var secret core.Secret + secretNamespaceName := types.NamespacedName{ + Namespace: req.Namespace, + Name: issuer.Spec.KeyRef.Name, + } + if err := controller.Client.Get(ctx, secretNamespaceName, &secret); err != nil { + log.Error(err, "failed to retrieve CMPv2Issuer provisioner secret", "namespace", secretNamespaceName.Namespace, "name", secretNamespaceName.Name) + if apierrors.IsNotFound(err) { + statusUpdater.UpdateNoError(ctx, cmpv2api.ConditionFalse, "NotFound", "Failed to retrieve provisioner secret: %v", err) + } else { + statusUpdater.UpdateNoError(ctx, cmpv2api.ConditionFalse, "Error", "Failed to retrieve provisioner secret: %v", err) + } + return ctrl.Result{}, err + } + password, ok := secret.Data[issuer.Spec.KeyRef.Key] + if !ok { + err := fmt.Errorf("secret %s does not contain key %s", secret.Name, issuer.Spec.KeyRef.Key) + log.Error(err, "failed to retrieve CMPv2Issuer provisioner secret", "namespace", secretNamespaceName.Namespace, "name", secretNamespaceName.Name) + statusUpdater.UpdateNoError(ctx, cmpv2api.ConditionFalse, "NotFound", "Failed to retrieve provisioner secret: %v", err) + return ctrl.Result{}, err + } + + // Initialize and store the provisioner + provisioner, err := provisioners.New(issuer, password) + if err != nil { + log.Error(err, "failed to initialize provisioner") + statusUpdater.UpdateNoError(ctx, cmpv2api.ConditionFalse, "Error", "failed initialize provisioner") + return ctrl.Result{}, err + } + provisioners.Store(req.NamespacedName, provisioner) + + log.Info( "CMPv2Issuer verified. Updating status to Verified...") + return ctrl.Result{}, statusUpdater.Update(ctx, cmpv2api.ConditionTrue, "Verified", "CMPv2Issuer verified and ready to sign certificates") +} + +// SetupWithManager initializes the CMPv2Issuer controller into the controller +// runtime. +func (controller *CMPv2IssuerController) SetupWithManager(manager ctrl.Manager) error { + return ctrl.NewControllerManagedBy(manager). + For(&cmpv2api.CMPv2Issuer{}). + Complete(controller) +} + +func validateCMPv2IssuerSpec(issuerSpec cmpv2api.CMPv2IssuerSpec) error { + switch { + case issuerSpec.URL == "": + return fmt.Errorf("spec.url cannot be empty") + case issuerSpec.KeyRef.Name == "": + return fmt.Errorf("spec.keyRef.name cannot be empty") + case issuerSpec.KeyRef.Key == "": + return fmt.Errorf("spec.keyRef.key cannot be empty") + default: + return nil + } +} |