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Allow the CertificateController to use any Signer implementation.

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This will allow developers to create CertificateControllers with
arbitrary Signers, instead of forcing the use of CFSSLSigner.
This commit is contained in:
Jacob Beacham
2017-02-10 14:02:58 -08:00
parent b88b31cff4
commit 7682aa53b1
3 changed files with 16 additions and 11 deletions
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10
cmd/kube-controller-manager/app/certificates.go
View File

@@ -32,11 +32,17 @@ func startCSRController(ctx ControllerContext) (bool, error) {
return false, nil
}
c := ctx.ClientBuilder.ClientOrDie("certificate-controller")
signer, err := certcontroller.NewCFSSLSigner(ctx.Options.ClusterSigningCertFile, ctx.Options.ClusterSigningKeyFile)
if err != nil {
glog.Errorf("Failed to start certificate controller: %v", err)
return false, nil
}
certController, err := certcontroller.NewCertificateController(
c,
ctx.NewInformerFactory.Certificates().V1beta1().CertificateSigningRequests(),
ctx.Options.ClusterSigningCertFile,
ctx.Options.ClusterSigningKeyFile,
signer,
certcontroller.NewGroupApprover(ctx.Options.ApproveAllKubeletCSRsForGroup),
)
if err != nil {

9
pkg/controller/certificates/certificate_controller.go
View File

@@ -63,21 +63,16 @@ type CertificateController struct {
queue workqueue.RateLimitingInterface
}
func NewCertificateController(kubeClient clientset.Interface, csrInformer certificatesinformers.CertificateSigningRequestInformer, caCertFile, caKeyFile string, approver AutoApprover) (*CertificateController, error) {
func NewCertificateController(kubeClient clientset.Interface, csrInformer certificatesinformers.CertificateSigningRequestInformer, signer Signer, approver AutoApprover) (*CertificateController, error) {
// Send events to the apiserver
eventBroadcaster := record.NewBroadcaster()
eventBroadcaster.StartLogging(glog.Infof)
eventBroadcaster.StartRecordingToSink(&v1core.EventSinkImpl{Interface: v1core.New(kubeClient.Core().RESTClient()).Events("")})
s, err := NewCFSSLSigner(caCertFile, caKeyFile)
if err != nil {
return nil, err
}
cc := &CertificateController{
kubeClient: kubeClient,
queue: workqueue.NewNamedRateLimitingQueue(workqueue.DefaultControllerRateLimiter(), "certificate"),
signer: s,
signer: signer,
approver: approver,
}

8
pkg/controller/certificates/certificate_controller_test.go
View File

@@ -58,12 +58,16 @@ func newController(csrs ...runtime.Object) (*testController, error) {
return nil, err
}
signer, err := NewCFSSLSigner(certFile, keyFile)
if err != nil {
return nil, err
}
approver := &fakeAutoApprover{make(chan *certificates.CertificateSigningRequest, 1)}
controller, err := NewCertificateController(
client,
informerFactory.Certificates().V1beta1().CertificateSigningRequests(),
certFile,
keyFile,
signer,
approver,
)
if err != nil {