mirror of
https://github.com/projectcapsule/capsule.git
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83 lines
2.5 KiB
Go
83 lines
2.5 KiB
Go
/*
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Copyright 2020 Clastix Labs.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package rbac
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import (
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"context"
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"github.com/go-logr/logr"
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"github.com/pkg/errors"
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ctrl "sigs.k8s.io/controller-runtime"
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"sigs.k8s.io/controller-runtime/pkg/builder"
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"sigs.k8s.io/controller-runtime/pkg/client"
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"sigs.k8s.io/controller-runtime/pkg/event"
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"sigs.k8s.io/controller-runtime/pkg/predicate"
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"sigs.k8s.io/controller-runtime/pkg/reconcile"
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"github.com/clastix/capsule/api/v1alpha1"
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"github.com/clastix/capsule/pkg/configuration"
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)
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type Manager struct {
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Log logr.Logger
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Client client.Client
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}
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// InjectClient injects the Client interface, required by the Runnable interface
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func (r *Manager) InjectClient(c client.Client) error {
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r.Client = c
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return nil
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}
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func filterByName(objName, desired string) bool {
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return objName == desired
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}
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func forOptionPerInstanceName(instanceName string) builder.ForOption {
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return builder.WithPredicates(predicate.Funcs{
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CreateFunc: func(event event.CreateEvent) bool {
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return filterByName(event.Object.GetName(), instanceName)
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},
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DeleteFunc: func(deleteEvent event.DeleteEvent) bool {
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return filterByName(deleteEvent.Object.GetName(), instanceName)
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},
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UpdateFunc: func(updateEvent event.UpdateEvent) bool {
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return filterByName(updateEvent.ObjectNew.GetName(), instanceName)
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},
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GenericFunc: func(genericEvent event.GenericEvent) bool {
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return filterByName(genericEvent.Object.GetName(), instanceName)
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},
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})
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}
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func (r *Manager) SetupWithManager(mgr ctrl.Manager, configurationName string) error {
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return ctrl.NewControllerManagedBy(mgr).
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For(&v1alpha1.CapsuleConfiguration{}, forOptionPerInstanceName(configurationName)).
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Complete(r)
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}
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func (r *Manager) Reconcile(ctx context.Context, request reconcile.Request) (res reconcile.Result, err error) {
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cfg := configuration.NewCapsuleConfiguration(r.Client, request.Name)
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// Validating the Capsule Configuration options
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if _, err = cfg.ProtectedNamespaceRegexp(); err != nil {
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panic(errors.Wrap(err, "Invalid configuration for protected Namespace regex"))
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}
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return
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}
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