/
main.go
70 lines (54 loc) · 1.62 KB
/
main.go
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package main
import (
"os"
"os/signal"
"syscall"
"time"
"github.com/golang/glog"
clientset "github.com/radu-matei/events-operator/pkg/client/clientset/versioned"
informers "github.com/radu-matei/events-operator/pkg/client/informers/externalversions"
kubeinformers "k8s.io/client-go/informers"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/tools/clientcmd"
)
var (
kubeconfig = getEnvVarOrExit("KUBECONFIG")
)
func main() {
c := make(chan os.Signal, 2)
stop := make(chan struct{})
signal.Notify(c, os.Interrupt, syscall.SIGTERM)
go func() {
<-c
close(stop)
<-c
os.Exit(1)
}()
cfg, err := clientcmd.BuildConfigFromFlags("", kubeconfig)
if err != nil {
glog.Fatalf("Error building kubeconfig: %s", err.Error())
}
kubeClient, err := kubernetes.NewForConfig(cfg)
if err != nil {
glog.Fatalf("Error building kubernetes clientset: %s", err.Error())
}
epclientset, err := clientset.NewForConfig(cfg)
if err != nil {
glog.Fatalf("Error building example clientset: %s", err.Error())
}
kubeInformerFactory := kubeinformers.NewSharedInformerFactory(kubeClient, time.Second*30)
epInformerFactory := informers.NewSharedInformerFactory(epclientset, time.Second*30)
controller := NewController(kubeClient, epclientset, kubeInformerFactory, epInformerFactory)
go kubeInformerFactory.Start(stop)
go epInformerFactory.Start(stop)
if err = controller.Run(2, stop); err != nil {
glog.Fatalf("Error running controller: %s", err.Error())
}
}
func getEnvVarOrExit(varName string) string {
value := os.Getenv(varName)
if value == "" {
glog.Fatalf("missing environment variable %s\n", varName)
}
return value
}