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main.go
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main.go
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package main
import (
"flag"
"os"
"k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/runtime"
clientgoscheme "k8s.io/client-go/kubernetes/scheme"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/log/zap"
)
var (
// TODO
scheme = runtime.NewScheme()
managerLog = ctrl.Log.WithName("manager")
)
func init() {
// TODO
_ = clientgoscheme.AddToScheme(scheme)
}
func main() {
var someSetting string
flag.StringVar(&someSetting, "some-setting", "foobar", "Some setting to set.")
flag.Parse()
// TODO
ctrl.SetLogger(zap.Logger(true))
// Setup manager
mgr, err := ctrl.NewManager(ctrl.GetConfigOrDie(), ctrl.Options{
Scheme: scheme,
})
if err != nil {
managerLog.Error(err, "failed to setup manager")
os.Exit(1)
}
// Register controller
err = ctrl.NewControllerManagedBy(mgr).
For(&v1.ConfigMap{}).
Complete(&configMapReconciler{
Client: mgr.GetClient(),
Log: managerLog,
})
if err != nil {
managerLog.Error(err, "failed to create controller")
}
// Start manager
managerLog.Info("strating manager")
// TODO
if err := mgr.Start(ctrl.SetupSignalHandler()); err != nil {
managerLog.Error(err, "problem running manager")
os.Exit(1)
}
}