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onepassworditem_controller.go
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onepassworditem_controller.go
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package onepassworditem
import (
"context"
"fmt"
onepasswordv1 "github.com/1Password/onepassword-operator/pkg/apis/onepassword/v1"
kubeSecrets "github.com/1Password/onepassword-operator/pkg/kubernetessecrets"
"github.com/1Password/onepassword-operator/pkg/onepassword"
op "github.com/1Password/onepassword-operator/pkg/onepassword"
"github.com/1Password/onepassword-operator/pkg/utils"
"github.com/1Password/connect-sdk-go/connect"
corev1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
ctrl "sigs.k8s.io/controller-runtime"
kubeClient "sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/client/apiutil"
"sigs.k8s.io/controller-runtime/pkg/controller"
"sigs.k8s.io/controller-runtime/pkg/handler"
logf "sigs.k8s.io/controller-runtime/pkg/log"
"sigs.k8s.io/controller-runtime/pkg/manager"
"sigs.k8s.io/controller-runtime/pkg/reconcile"
"sigs.k8s.io/controller-runtime/pkg/source"
)
var log = logf.Log.WithName("controller_onepassworditem")
var finalizer = "onepassword.com/finalizer.secret"
func Add(mgr manager.Manager, opConnectClient connect.Client) error {
return add(mgr, newReconciler(mgr, opConnectClient))
}
func newReconciler(mgr manager.Manager, opConnectClient connect.Client) *ReconcileOnePasswordItem {
return &ReconcileOnePasswordItem{
kubeClient: mgr.GetClient(),
scheme: mgr.GetScheme(),
opConnectClient: opConnectClient,
}
}
func add(mgr manager.Manager, r reconcile.Reconciler) error {
c, err := controller.New("onepassworditem-controller", mgr, controller.Options{Reconciler: r})
if err != nil {
return err
}
// Watch for changes to primary resource OnePasswordItem
err = c.Watch(&source.Kind{Type: &onepasswordv1.OnePasswordItem{}}, &handler.EnqueueRequestForObject{})
if err != nil {
return err
}
return nil
}
var _ reconcile.Reconciler = &ReconcileOnePasswordItem{}
type ReconcileOnePasswordItem struct {
kubeClient kubeClient.Client
scheme *runtime.Scheme
opConnectClient connect.Client
}
func (r *ReconcileOnePasswordItem) SetupWithManager(mgr ctrl.Manager) error {
return ctrl.NewControllerManagedBy(mgr).
For(&onepasswordv1.OnePasswordItem{}).
Complete(r)
}
func (r *ReconcileOnePasswordItem) Reconcile(request reconcile.Request) (reconcile.Result, error) {
reqLogger := log.WithValues("Request.Namespace", request.Namespace, "Request.Name", request.Name)
reqLogger.Info("Reconciling OnePasswordItem")
onepassworditem := &onepasswordv1.OnePasswordItem{}
err := r.kubeClient.Get(context.Background(), request.NamespacedName, onepassworditem)
if err != nil {
if errors.IsNotFound(err) {
return reconcile.Result{}, nil
}
return reconcile.Result{}, err
}
// If the deployment is not being deleted
if onepassworditem.ObjectMeta.DeletionTimestamp.IsZero() {
// Adds a finalizer to the deployment if one does not exist.
// This is so we can handle cleanup of associated secrets properly
if !utils.ContainsString(onepassworditem.ObjectMeta.Finalizers, finalizer) {
onepassworditem.ObjectMeta.Finalizers = append(onepassworditem.ObjectMeta.Finalizers, finalizer)
if err := r.kubeClient.Update(context.Background(), onepassworditem); err != nil {
return reconcile.Result{}, err
}
}
// Handles creation or updating secrets for deployment if needed
err := r.HandleOnePasswordItem(onepassworditem, request)
if updateStatusErr := r.updateStatus(onepassworditem, err); updateStatusErr != nil {
return reconcile.Result{}, fmt.Errorf("cannot update status: %s", updateStatusErr)
}
return reconcile.Result{}, err
}
// If one password finalizer exists then we must cleanup associated secrets
if utils.ContainsString(onepassworditem.ObjectMeta.Finalizers, finalizer) {
// Delete associated kubernetes secret
if err = r.cleanupKubernetesSecret(onepassworditem); err != nil {
return reconcile.Result{}, err
}
// Remove finalizer now that cleanup is complete
if err := r.removeFinalizer(onepassworditem); err != nil {
return reconcile.Result{}, err
}
}
return reconcile.Result{}, nil
}
func (r *ReconcileOnePasswordItem) removeFinalizer(onePasswordItem *onepasswordv1.OnePasswordItem) error {
onePasswordItem.ObjectMeta.Finalizers = utils.RemoveString(onePasswordItem.ObjectMeta.Finalizers, finalizer)
if err := r.kubeClient.Update(context.Background(), onePasswordItem); err != nil {
return err
}
return nil
}
func (r *ReconcileOnePasswordItem) cleanupKubernetesSecret(onePasswordItem *onepasswordv1.OnePasswordItem) error {
kubernetesSecret := &corev1.Secret{}
kubernetesSecret.ObjectMeta.Name = onePasswordItem.Name
kubernetesSecret.ObjectMeta.Namespace = onePasswordItem.Namespace
r.kubeClient.Delete(context.Background(), kubernetesSecret)
if err := r.kubeClient.Delete(context.Background(), kubernetesSecret); err != nil {
if !errors.IsNotFound(err) {
return err
}
}
return nil
}
func (r *ReconcileOnePasswordItem) removeOnePasswordFinalizerFromOnePasswordItem(opSecret *onepasswordv1.OnePasswordItem) error {
opSecret.ObjectMeta.Finalizers = utils.RemoveString(opSecret.ObjectMeta.Finalizers, finalizer)
return r.kubeClient.Update(context.Background(), opSecret)
}
func (r *ReconcileOnePasswordItem) HandleOnePasswordItem(resource *onepasswordv1.OnePasswordItem, request reconcile.Request) error {
secretName := resource.GetName()
labels := resource.Labels
secretType := resource.Type
autoRestart := resource.Annotations[op.RestartDeploymentsAnnotation]
item, err := onepassword.GetOnePasswordItemByPath(r.opConnectClient, resource.Spec.ItemPath)
if err != nil {
return fmt.Errorf("Failed to retrieve item: %v", err)
}
// Create owner reference.
gvk, err := apiutil.GVKForObject(resource, r.scheme)
if err != nil {
return fmt.Errorf("could not to retrieve group version kind: %v", err)
}
ownerRef := &metav1.OwnerReference{
APIVersion: gvk.GroupVersion().String(),
Kind: gvk.Kind,
Name: resource.GetName(),
UID: resource.GetUID(),
}
return kubeSecrets.CreateKubernetesSecretFromItem(r.kubeClient, secretName, resource.Namespace, item, autoRestart, labels, secretType, ownerRef)
}
func (r *ReconcileOnePasswordItem) updateStatus(resource *onepasswordv1.OnePasswordItem, err error) error {
existingCondition := findCondition(resource.Status.Conditions, onepasswordv1.OnePasswordItemReady)
updatedCondition := existingCondition
if err != nil {
updatedCondition.Message = err.Error()
updatedCondition.Status = metav1.ConditionFalse
} else {
updatedCondition.Message = ""
updatedCondition.Status = metav1.ConditionTrue
}
if existingCondition.Status != updatedCondition.Status {
updatedCondition.LastTransitionTime = metav1.Now()
}
resource.Status.Conditions = []onepasswordv1.OnePasswordItemCondition{updatedCondition}
return r.kubeClient.Status().Update(context.Background(), resource)
}
func findCondition(conditions []onepasswordv1.OnePasswordItemCondition, t onepasswordv1.OnePasswordItemConditionType) onepasswordv1.OnePasswordItemCondition {
for _, c := range conditions {
if c.Type == t {
return c
}
}
return onepasswordv1.OnePasswordItemCondition{
Type: t,
Status: metav1.ConditionUnknown,
}
}