mirror of https://github.com/linkerd/linkerd2.git
59 lines
1.4 KiB
Go
59 lines
1.4 KiB
Go
package main
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import (
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"flag"
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"os"
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"os/signal"
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"syscall"
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"github.com/linkerd/linkerd2/controller/ca"
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"github.com/linkerd/linkerd2/controller/k8s"
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"github.com/linkerd/linkerd2/pkg/admin"
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"github.com/linkerd/linkerd2/pkg/flags"
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log "github.com/sirupsen/logrus"
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)
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func main() {
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metricsAddr := flag.String("metrics-addr", ":9997", "address to serve scrapable metrics on")
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controllerNamespace := flag.String("controller-namespace", "linkerd", "namespace in which Linkerd is installed")
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singleNamespace := flag.Bool("single-namespace", false, "only operate in the controller namespace")
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kubeConfigPath := flag.String("kubeconfig", "", "path to kube config")
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flags.ConfigureAndParse()
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stop := make(chan os.Signal, 1)
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signal.Notify(stop, os.Interrupt, syscall.SIGTERM)
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k8sClient, err := k8s.NewClientSet(*kubeConfigPath)
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if err != nil {
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log.Fatal(err.Error())
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}
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restrictToNamespace := ""
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if *singleNamespace {
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restrictToNamespace = *controllerNamespace
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}
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k8sAPI := k8s.NewAPI(k8sClient, nil, restrictToNamespace, k8s.Pod, k8s.RS)
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controller, err := ca.NewCertificateController(*controllerNamespace, k8sAPI)
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if err != nil {
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log.Fatalf("Failed to create CertificateController: %v", err)
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}
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stopCh := make(chan struct{})
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k8sAPI.Sync() // blocks until caches are synced
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go func() {
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log.Info("starting CA")
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controller.Run(stopCh)
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}()
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go admin.StartServer(*metricsAddr)
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<-stop
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log.Info("shutting down")
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close(stopCh)
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}
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