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Automated cherry pick of #92720: kubeadm: add --port=0 for kube-controller-manager and #92725

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merged 1 commit into from Jul 9, 2020
Merged

Automated cherry pick of #92720: kubeadm: add --port=0 for kube-controller-manager and #92725

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2 changes: 2 additions & 0 deletions cmd/kubeadm/app/phases/controlplane/manifests.go
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Expand Up @@ -290,6 +290,7 @@ func getControllerManagerCommand(cfg *kubeadmapi.ClusterConfiguration) []string
caFile := filepath.Join(cfg.CertificatesDir, kubeadmconstants.CACertName)

defaultArguments := map[string]string{
"port": "0",
"bind-address": "127.0.0.1",
"leader-elect": "true",
"kubeconfig": kubeconfigFile,
Expand Down Expand Up @@ -342,6 +343,7 @@ func getControllerManagerCommand(cfg *kubeadmapi.ClusterConfiguration) []string
func getSchedulerCommand(cfg *kubeadmapi.ClusterConfiguration) []string {
kubeconfigFile := filepath.Join(kubeadmconstants.KubernetesDir, kubeadmconstants.SchedulerKubeConfigFileName)
defaultArguments := map[string]string{
"port": "0",
"bind-address": "127.0.0.1",
"leader-elect": "true",
"kubeconfig": kubeconfigFile,
Expand Down
8 changes: 8 additions & 0 deletions cmd/kubeadm/app/phases/controlplane/manifests_test.go
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Expand Up @@ -586,6 +586,7 @@ func TestGetControllerManagerCommand(t *testing.T) {
},
expected: []string{
"kube-controller-manager",
"--port=0",
"--bind-address=127.0.0.1",
"--leader-elect=true",
"--kubeconfig=" + kubeadmconstants.KubernetesDir + "/controller-manager.conf",
Expand All @@ -610,6 +611,7 @@ func TestGetControllerManagerCommand(t *testing.T) {
},
expected: []string{
"kube-controller-manager",
"--port=0",
"--bind-address=127.0.0.1",
"--leader-elect=true",
"--kubeconfig=" + kubeadmconstants.KubernetesDir + "/controller-manager.conf",
Expand Down Expand Up @@ -639,6 +641,7 @@ func TestGetControllerManagerCommand(t *testing.T) {
},
expected: []string{
"kube-controller-manager",
"--port=0",
"--bind-address=127.0.0.1",
"--leader-elect=true",
"--kubeconfig=" + kubeadmconstants.KubernetesDir + "/controller-manager.conf",
Expand Down Expand Up @@ -670,6 +673,7 @@ func TestGetControllerManagerCommand(t *testing.T) {
},
expected: []string{
"kube-controller-manager",
"--port=0",
"--bind-address=127.0.0.1",
"--leader-elect=true",
"--kubeconfig=" + kubeadmconstants.KubernetesDir + "/controller-manager.conf",
Expand Down Expand Up @@ -700,6 +704,7 @@ func TestGetControllerManagerCommand(t *testing.T) {
},
expected: []string{
"kube-controller-manager",
"--port=0",
"--bind-address=127.0.0.1",
"--leader-elect=true",
"--kubeconfig=" + kubeadmconstants.KubernetesDir + "/controller-manager.conf",
Expand Down Expand Up @@ -831,6 +836,7 @@ func TestGetControllerManagerCommandExternalCA(t *testing.T) {
expectedArgFunc: func(tmpdir string) []string {
return []string{
"kube-controller-manager",
"--port=0",
"--bind-address=127.0.0.1",
"--leader-elect=true",
"--kubeconfig=" + kubeadmconstants.KubernetesDir + "/controller-manager.conf",
Expand Down Expand Up @@ -860,6 +866,7 @@ func TestGetControllerManagerCommandExternalCA(t *testing.T) {
expectedArgFunc: func(tmpdir string) []string {
return []string{
"kube-controller-manager",
"--port=0",
"--bind-address=127.0.0.1",
"--leader-elect=true",
"--kubeconfig=" + kubeadmconstants.KubernetesDir + "/controller-manager.conf",
Expand Down Expand Up @@ -921,6 +928,7 @@ func TestGetSchedulerCommand(t *testing.T) {
cfg: &kubeadmapi.ClusterConfiguration{},
expected: []string{
"kube-scheduler",
"--port=0",
"--bind-address=127.0.0.1",
"--leader-elect=true",
"--kubeconfig=" + kubeadmconstants.KubernetesDir + "/scheduler.conf",
Expand Down