mirror of
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74 lines
2.3 KiB
Go
74 lines
2.3 KiB
Go
// Copyright 2020-2021 Clastix Labs
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// SPDX-License-Identifier: Apache-2.0
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package config
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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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capsulev1alpha1 "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 (c *Manager) InjectClient(client client.Client) error {
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c.Client = client
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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 (c *Manager) SetupWithManager(mgr ctrl.Manager, configurationName string) error {
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return ctrl.NewControllerManagedBy(mgr).
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For(&capsulev1alpha1.CapsuleConfiguration{}, forOptionPerInstanceName(configurationName)).
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Complete(c)
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}
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func (c *Manager) Reconcile(ctx context.Context, request reconcile.Request) (res reconcile.Result, err error) {
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c.Log.Info("CapsuleConfiguration reconciliation started", "request.name", request.Name)
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cfg := configuration.NewCapsuleConfiguration(c.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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c.Log.Info("CapsuleConfiguration reconciliation finished", "request.name", request.Name)
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return
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}
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