/
operator.go
109 lines (84 loc) · 2.72 KB
/
operator.go
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/*
Copyright 2018 The CDI Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package main
import (
"flag"
"fmt"
"os"
"runtime"
secv1 "github.com/openshift/api/security/v1"
extv1beta1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1beta1"
"sigs.k8s.io/controller-runtime/pkg/client/config"
"sigs.k8s.io/controller-runtime/pkg/manager"
logf "sigs.k8s.io/controller-runtime/pkg/runtime/log"
"sigs.k8s.io/controller-runtime/pkg/runtime/signals"
cdiv1alpha1 "kubevirt.io/containerized-data-importer/pkg/apis/core/v1alpha1"
"kubevirt.io/containerized-data-importer/pkg/operator/controller"
"kubevirt.io/containerized-data-importer/pkg/util"
)
var log = logf.Log.WithName("cmd")
func printVersion() {
log.Info(fmt.Sprintf("Go Version: %s", runtime.Version()))
log.Info(fmt.Sprintf("Go OS/Arch: %s/%s", runtime.GOOS, runtime.GOARCH))
}
func main() {
flag.Parse()
// The logger instantiated here can be changed to any logger
// implementing the logr.Logger interface. This logger will
// be propagated through the whole operator, generating
// uniform and structured logs.
logf.SetLogger(logf.ZapLogger(false))
printVersion()
namespace := util.GetNamespace()
// Get a config to talk to the apiserver
cfg, err := config.GetConfig()
if err != nil {
log.Error(err, "")
os.Exit(1)
}
managerOpts := manager.Options{
LeaderElection: true,
LeaderElectionNamespace: namespace,
LeaderElectionID: "cdi-controler-leader-election",
}
// Create a new Manager to provide shared dependencies and start components
mgr, err := manager.New(cfg, managerOpts)
if err != nil {
log.Error(err, "")
os.Exit(1)
}
log.Info("Registering Components.")
if err := cdiv1alpha1.AddToScheme(mgr.GetScheme()); err != nil {
log.Error(err, "")
os.Exit(1)
}
if err := extv1beta1.AddToScheme(mgr.GetScheme()); err != nil {
log.Error(err, "")
os.Exit(1)
}
if err := secv1.Install(mgr.GetScheme()); err != nil {
log.Error(err, "")
os.Exit(1)
}
// Setup the controller
if err := controller.Add(mgr); err != nil {
log.Error(err, "")
os.Exit(1)
}
log.Info("Starting the Manager.")
// Start the Manager
if err := mgr.Start(signals.SetupSignalHandler()); err != nil {
log.Error(err, "manager exited non-zero")
os.Exit(1)
}
}