mirror of
https://github.com/ysoftdevs/gardener-extension-shoot-fleet-agent.git
synced 2026-01-11 22:41:09 +01:00
96 lines
3.4 KiB
Go
96 lines
3.4 KiB
Go
// Copyright (c) 2019 SAP SE or an SAP affiliate company. All rights reserved. This file is licensed under the Apache Software License, v. 2 except as noted otherwise in the LICENSE file
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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package app
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import (
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"context"
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"fmt"
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"github.com/javamachr/gardener-extension-shoot-fleet-agent/pkg/controller"
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"github.com/javamachr/gardener-extension-shoot-fleet-agent/pkg/controller/healthcheck"
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extensionscontroller "github.com/gardener/gardener/extensions/pkg/controller"
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"github.com/gardener/gardener/extensions/pkg/util"
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"github.com/spf13/cobra"
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corev1 "k8s.io/api/core/v1"
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componentbaseconfig "k8s.io/component-base/config"
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"sigs.k8s.io/controller-runtime/pkg/client"
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"sigs.k8s.io/controller-runtime/pkg/manager"
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)
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// NewServiceControllerCommand creates a new command that is used to start the Fleet Service controller.
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func NewServiceControllerCommand() *cobra.Command {
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options := NewOptions()
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cmd := &cobra.Command{
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Use: "shoot-fleet-agent-controller-manager",
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Short: "Shoot Fleet Service Controller manages components which register Cluster in Fleet.",
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SilenceErrors: true,
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RunE: func(cmd *cobra.Command, args []string) error {
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if err := options.optionAggregator.Complete(); err != nil {
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return fmt.Errorf("error completing options: %s", err)
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}
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cmd.SilenceUsage = true
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return options.run(cmd.Context())
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},
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}
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options.optionAggregator.AddFlags(cmd.Flags())
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return cmd
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}
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func (o *Options) run(ctx context.Context) error {
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// TODO: Make these flags configurable via command line parameters or component config file.
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util.ApplyClientConnectionConfigurationToRESTConfig(&componentbaseconfig.ClientConnectionConfiguration{
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QPS: 100.0,
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Burst: 130,
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}, o.restOptions.Completed().Config)
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mgrOpts := o.managerOptions.Completed().Options()
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mgrOpts.ClientDisableCacheFor = []client.Object{
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&corev1.Secret{}, // applied for ManagedResources
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&corev1.ConfigMap{}, // applied for monitoring config
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}
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mgr, err := manager.New(o.restOptions.Completed().Config, mgrOpts)
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if err != nil {
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return fmt.Errorf("could not instantiate controller-manager: %s", err)
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}
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if err := extensionscontroller.AddToScheme(mgr.GetScheme()); err != nil {
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return fmt.Errorf("could not update manager scheme: %s", err)
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}
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ctrlConfig := o.fleetOptions.Completed()
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ctrlConfig.Apply(&controller.DefaultAddOptions.ServiceConfig)
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o.controllerOptions.Completed().Apply(&controller.DefaultAddOptions.ControllerOptions)
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o.healthOptions.Completed().Apply(&healthcheck.DefaultAddOptions.Controller)
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o.reconcileOptions.Completed().Apply(&controller.DefaultAddOptions.IgnoreOperationAnnotation)
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if err := o.controllerSwitches.Completed().AddToManager(mgr); err != nil {
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return fmt.Errorf("could not add controllers to manager: %s", err)
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}
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if err := mgr.Start(ctx); err != nil {
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return fmt.Errorf("error running manager: %s", err)
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}
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return nil
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}
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