sigs.k8s.io/controller-runtime@v0.18.2/pkg/webhook/conversion/testdata/main.go (about)

     1  /*
     2  
     3  Licensed under the Apache License, Version 2.0 (the "License");
     4  you may not use this file except in compliance with the License.
     5  You may obtain a copy of the License at
     6  
     7      http://www.apache.org/licenses/LICENSE-2.0
     8  
     9  Unless required by applicable law or agreed to in writing, software
    10  distributed under the License is distributed on an "AS IS" BASIS,
    11  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  See the License for the specific language governing permissions and
    13  limitations under the License.
    14  */
    15  
    16  package main
    17  
    18  import (
    19  	"context"
    20  	"flag"
    21  	"os"
    22  
    23  	"k8s.io/apimachinery/pkg/runtime"
    24  	_ "k8s.io/client-go/plugin/pkg/client/auth/gcp"
    25  
    26  	ctrl "sigs.k8s.io/controller-runtime"
    27  	"sigs.k8s.io/controller-runtime/pkg/log/zap"
    28  	metricsserver "sigs.k8s.io/controller-runtime/pkg/metrics/server"
    29  	jobsv1 "sigs.k8s.io/controller-runtime/pkg/webhook/conversion/testdata/api/v1"
    30  	jobsv2 "sigs.k8s.io/controller-runtime/pkg/webhook/conversion/testdata/api/v2"
    31  	jobsv3 "sigs.k8s.io/controller-runtime/pkg/webhook/conversion/testdata/api/v3"
    32  	// +kubebuilder:scaffold:imports
    33  )
    34  
    35  var (
    36  	scheme   = runtime.NewScheme()
    37  	setupLog = ctrl.Log.WithName("setup")
    38  )
    39  
    40  func init() {
    41  
    42  	jobsv1.AddToScheme(scheme)
    43  	jobsv2.AddToScheme(scheme)
    44  	jobsv3.AddToScheme(scheme)
    45  	// +kubebuilder:scaffold:scheme
    46  }
    47  
    48  func main() {
    49  	var metricsAddr string
    50  	var enableLeaderElection bool
    51  	flag.StringVar(&metricsAddr, "metrics-addr", ":8080", "The address the metric endpoint binds to.")
    52  	flag.BoolVar(&enableLeaderElection, "enable-leader-election", false,
    53  		"Enable leader election for controller manager. Enabling this will ensure there is only one active controller manager.")
    54  	flag.Parse()
    55  
    56  	ctrl.SetLogger(zap.Logger(true))
    57  
    58  	mgr, err := ctrl.NewManager(context.Background(), ctrl.GetConfigOrDie(), ctrl.Options{
    59  		Scheme:         scheme,
    60  		Metrics:        metricsserver.Options{BindAddress: metricsAddr},
    61  		LeaderElection: enableLeaderElection,
    62  	})
    63  	if err != nil {
    64  		setupLog.Error(err, "unable to start manager")
    65  		os.Exit(1)
    66  	}
    67  
    68  	// +kubebuilder:scaffold:builder
    69  
    70  	setupLog.Info("starting manager")
    71  	if err := mgr.Start(ctrl.SetupSignalHandler()); err != nil {
    72  		setupLog.Error(err, "problem running manager")
    73  		os.Exit(1)
    74  	}
    75  }