Fix node InternalIP not matching host-only address

Author: Josh Woodcock

pkg/minikube/bootstrapper/kubeadm/kubeadm.go

@@ -548,6 +548,9 @@ func NewKubeletConfig(k8s config.KubernetesConfig, r cruntime.Manager) ([]byte,
 	if k8s.NetworkPlugin != "" {
 		extraOpts["network-plugin"] = k8s.NetworkPlugin
 	}
+	if _, ok := extraOpts["node-ip"]; !ok {
+		extraOpts["node-ip"] = k8s.NodeIP
+	}
 
 	podInfraContainerImage, _ := images.CachedImages(k8s.ImageRepository, k8s.KubernetesVersion)
 	if _, ok := extraOpts["pod-infra-container-image"]; !ok && k8s.ImageRepository != "" && podInfraContainerImage != "" {

pkg/minikube/bootstrapper/kubeadm/kubeadm_test.go

@@ -48,7 +48,7 @@ Wants=docker.socket
 
 [Service]
 ExecStart=
-ExecStart=/var/lib/minikube/binaries/v1.11.10/kubelet --allow-privileged=true --authorization-mode=Webhook --bootstrap-kubeconfig=/etc/kubernetes/bootstrap-kubelet.conf --cadvisor-port=0 --cgroup-driver=cgroupfs --client-ca-file=/var/lib/minikube/certs/ca.crt --cluster-dns=10.96.0.10 --cluster-domain=cluster.local --container-runtime=docker --fail-swap-on=false --hostname-override=minikube --kubeconfig=/etc/kubernetes/kubelet.conf --pod-manifest-path=/etc/kubernetes/manifests
+ExecStart=/var/lib/minikube/binaries/v1.11.10/kubelet --allow-privileged=true --authorization-mode=Webhook --bootstrap-kubeconfig=/etc/kubernetes/bootstrap-kubelet.conf --cadvisor-port=0 --cgroup-driver=cgroupfs --client-ca-file=/var/lib/minikube/certs/ca.crt --cluster-dns=10.96.0.10 --cluster-domain=cluster.local --container-runtime=docker --fail-swap-on=false --hostname-override=minikube --kubeconfig=/etc/kubernetes/kubelet.conf --node-ip=192.168.1.100 --pod-manifest-path=/etc/kubernetes/manifests
 
 [Install]
 `,
@@ -66,7 +66,7 @@ Wants=crio.service
 
 [Service]
 ExecStart=
-ExecStart=/var/lib/minikube/binaries/v1.16.0/kubelet --authorization-mode=Webhook --bootstrap-kubeconfig=/etc/kubernetes/bootstrap-kubelet.conf --cgroup-driver=cgroupfs --client-ca-file=/var/lib/minikube/certs/ca.crt --cluster-dns=10.96.0.10 --cluster-domain=cluster.local --container-runtime=remote --container-runtime-endpoint=/var/run/crio/crio.sock --fail-swap-on=false --hostname-override=minikube --image-service-endpoint=/var/run/crio/crio.sock --kubeconfig=/etc/kubernetes/kubelet.conf --pod-manifest-path=/etc/kubernetes/manifests --runtime-request-timeout=15m
+ExecStart=/var/lib/minikube/binaries/v1.16.0/kubelet --authorization-mode=Webhook --bootstrap-kubeconfig=/etc/kubernetes/bootstrap-kubelet.conf --cgroup-driver=cgroupfs --client-ca-file=/var/lib/minikube/certs/ca.crt --cluster-dns=10.96.0.10 --cluster-domain=cluster.local --container-runtime=remote --container-runtime-endpoint=/var/run/crio/crio.sock --fail-swap-on=false --hostname-override=minikube --image-service-endpoint=/var/run/crio/crio.sock --kubeconfig=/etc/kubernetes/kubelet.conf --node-ip=192.168.1.100 --pod-manifest-path=/etc/kubernetes/manifests --runtime-request-timeout=15m
 
 [Install]
 `,
@@ -84,7 +84,32 @@ Wants=containerd.service
 
 [Service]
 ExecStart=
-ExecStart=/var/lib/minikube/binaries/v1.16.0/kubelet --authorization-mode=Webhook --bootstrap-kubeconfig=/etc/kubernetes/bootstrap-kubelet.conf --cgroup-driver=cgroupfs --client-ca-file=/var/lib/minikube/certs/ca.crt --cluster-dns=10.96.0.10 --cluster-domain=cluster.local --container-runtime=remote --container-runtime-endpoint=unix:///run/containerd/containerd.sock --fail-swap-on=false --hostname-override=minikube --image-service-endpoint=unix:///run/containerd/containerd.sock --kubeconfig=/etc/kubernetes/kubelet.conf --pod-manifest-path=/etc/kubernetes/manifests --runtime-request-timeout=15m
+ExecStart=/var/lib/minikube/binaries/v1.16.0/kubelet --authorization-mode=Webhook --bootstrap-kubeconfig=/etc/kubernetes/bootstrap-kubelet.conf --cgroup-driver=cgroupfs --client-ca-file=/var/lib/minikube/certs/ca.crt --cluster-dns=10.96.0.10 --cluster-domain=cluster.local --container-runtime=remote --container-runtime-endpoint=unix:///run/containerd/containerd.sock --fail-swap-on=false --hostname-override=minikube --image-service-endpoint=unix:///run/containerd/containerd.sock --kubeconfig=/etc/kubernetes/kubelet.conf --node-ip=192.168.1.100 --pod-manifest-path=/etc/kubernetes/manifests --runtime-request-timeout=15m
+
+[Install]
+`,
+		},
+		{
+			description: "default containerd runtime",
+			cfg: config.KubernetesConfig{
+				NodeIP:            "192.168.1.100",
+				KubernetesVersion: constants.DefaultKubernetesVersion,
+				NodeName:          "minikube",
+				ContainerRuntime:  "containerd",
+				ExtraOptions: config.ExtraOptionSlice{
+					config.ExtraOption{
+						Component: Kubelet,
+						Key:       "node-ip",
+						Value:     "192.168.1.200",
+					},
+				},
+			},
+			expected: `[Unit]
+Wants=containerd.service
+
+[Service]
+ExecStart=
+ExecStart=/var/lib/minikube/binaries/v1.16.0/kubelet --authorization-mode=Webhook --bootstrap-kubeconfig=/etc/kubernetes/bootstrap-kubelet.conf --cgroup-driver=cgroupfs --client-ca-file=/var/lib/minikube/certs/ca.crt --cluster-dns=10.96.0.10 --cluster-domain=cluster.local --container-runtime=remote --container-runtime-endpoint=unix:///run/containerd/containerd.sock --fail-swap-on=false --hostname-override=minikube --image-service-endpoint=unix:///run/containerd/containerd.sock --kubeconfig=/etc/kubernetes/kubelet.conf --node-ip=192.168.1.200 --pod-manifest-path=/etc/kubernetes/manifests --runtime-request-timeout=15m
 
 [Install]
 `,
@@ -103,7 +128,7 @@ Wants=docker.socket
 
 [Service]
 ExecStart=
-ExecStart=/var/lib/minikube/binaries/v1.16.0/kubelet --authorization-mode=Webhook --bootstrap-kubeconfig=/etc/kubernetes/bootstrap-kubelet.conf --cgroup-driver=cgroupfs --client-ca-file=/var/lib/minikube/certs/ca.crt --cluster-dns=10.96.0.10 --cluster-domain=cluster.local --container-runtime=docker --fail-swap-on=false --hostname-override=minikube --kubeconfig=/etc/kubernetes/kubelet.conf --pod-infra-container-image=docker-proxy-image.io/google_containers/pause:3.1 --pod-manifest-path=/etc/kubernetes/manifests
+ExecStart=/var/lib/minikube/binaries/v1.16.0/kubelet --authorization-mode=Webhook --bootstrap-kubeconfig=/etc/kubernetes/bootstrap-kubelet.conf --cgroup-driver=cgroupfs --client-ca-file=/var/lib/minikube/certs/ca.crt --cluster-dns=10.96.0.10 --cluster-domain=cluster.local --container-runtime=docker --fail-swap-on=false --hostname-override=minikube --kubeconfig=/etc/kubernetes/kubelet.conf --node-ip=192.168.1.100 --pod-infra-container-image=docker-proxy-image.io/google_containers/pause:3.1 --pod-manifest-path=/etc/kubernetes/manifests
 
 [Install]
 `,