Bypass version check for localkube file URI

hack/jenkins/common.sh

@@ -83,7 +83,7 @@ find ~/.minikube || true
 
 # Allow this to fail, we'll switch on the return code below.
 set +e
-${SUDO_PREFIX}out/e2e-${OS_ARCH} -minikube-start-args="--vm-driver=${VM_DRIVER}" -minikube-args="--v=10 --logtostderr ${EXTRA_ARGS}" -test.v -test.timeout=30m -binary=out/minikube-${OS_ARCH}
+${SUDO_PREFIX}out/e2e-${OS_ARCH} -minikube-start-args="--vm-driver=${VM_DRIVER} ${EXTRA_START_ARGS}" -minikube-args="--v=10 --logtostderr ${EXTRA_ARGS}" -test.v -test.timeout=30m -binary=out/minikube-${OS_ARCH}
 result=$?
 set -e
 

hack/jenkins/linux_integration_tests_kvm_alt.sh

@@ -28,6 +28,8 @@ set -e
 OS_ARCH="linux-amd64"
 VM_DRIVER="kvm2"
 JOB_NAME="Linux-KVM-Alt"
+EXTRA_ARGS="--bootstrapper=localkube"
+EXTRA_START_ARGS="--kubernetes-version=file://$PWD/out/localkube"
 
 # Download files and set permissions
 source common.sh

pkg/minikube/kubernetes_versions/kubernetes_versions.go

@@ -21,6 +21,7 @@ import (
 	"fmt"
 	"io"
 	"net/http"
+	"strings"
 
 	"k8s.io/minikube/pkg/minikube/constants"
 
@@ -80,6 +81,9 @@ func GetK8sVersionsFromURL(url string) (K8sReleases, error) {
 }
 
 func IsValidLocalkubeVersion(v string, url string) (bool, error) {
+	if strings.HasPrefix(v, "file://") {
+		return true, nil
+	}
 	k8sReleases, err := GetK8sVersionsFromURL(url)
 	glog.Infoln(k8sReleases)
 	if err != nil {