linkerd2/controller/cmd/ca/main.go

51 lines
1.2 KiB
Go

package main
import (
"flag"
"os"
"os/signal"
"syscall"
"github.com/linkerd/linkerd2/controller/ca"
"github.com/linkerd/linkerd2/controller/k8s"
"github.com/linkerd/linkerd2/pkg/admin"
"github.com/linkerd/linkerd2/pkg/flags"
log "github.com/sirupsen/logrus"
)
func main() {
metricsAddr := flag.String("metrics-addr", ":9997", "address to serve scrapable metrics on")
controllerNamespace := flag.String("controller-namespace", "linkerd", "namespace in which Linkerd is installed")
kubeConfigPath := flag.String("kubeconfig", "", "path to kube config")
flags.ConfigureAndParse()
stop := make(chan os.Signal, 1)
signal.Notify(stop, os.Interrupt, syscall.SIGTERM)
k8sAPI, err := k8s.InitializeAPI(*kubeConfigPath, k8s.Pod, k8s.RS)
if err != nil {
log.Fatalf("Failed to initialize K8s API: %s", err)
}
controller, err := ca.NewCertificateController(*controllerNamespace, k8sAPI)
if err != nil {
log.Fatalf("Failed to create CertificateController: %v", err)
}
stopCh := make(chan struct{})
k8sAPI.Sync() // blocks until caches are synced
go func() {
log.Info("starting CA")
controller.Run(stopCh)
}()
go admin.StartServer(*metricsAddr)
<-stop
log.Info("shutting down")
close(stopCh)
}