Update mount implementation, add mount integration tests, and check that path exists.

Author: aaron-prindle

cmd/minikube/cmd/mount.go

@@ -26,7 +26,7 @@ import (
 	"k8s.io/minikube/pkg/minikube/cluster"
 	"k8s.io/minikube/pkg/minikube/constants"
 	"k8s.io/minikube/pkg/minikube/machine"
-	"k8s.io/minikube/third_party/go9p/p/srv/examples/ufs"
+	"k8s.io/minikube/third_party/go9p/ufs"
 )
 
 // mountCmd represents the mount command
@@ -42,6 +42,15 @@ var mountCmd = &cobra.Command{
 			fmt.Fprintln(os.Stderr, errText)
 			os.Exit(1)
 		}
+		if _, err := os.Stat(args[0]); err != nil {
+			if os.IsNotExist(err) {
+				errText := fmt.Sprintf("Cannot find directory %s for mount", args[0])
+				fmt.Fprintln(os.Stderr, errText)
+			} else {
+				errText := fmt.Sprintf("Error accesssing directory %s for mount", args[0])
+				fmt.Fprintln(os.Stderr, errText)
+			}
+		}
 		var debugVal int
 		if glog.V(1) {
 			debugVal = 1 // ufs.StartServer takes int debug param

hack/jenkins/common.sh

@@ -30,6 +30,7 @@ gsutil cp gs://minikube-builds/${MINIKUBE_LOCATION}/minikube-${OS_ARCH} out/
 gsutil cp gs://minikube-builds/${MINIKUBE_LOCATION}/e2e-${OS_ARCH} out/
 gsutil cp gs://minikube-builds/${MINIKUBE_LOCATION}/testdata/busybox.yaml testdata/
 gsutil cp gs://minikube-builds/${MINIKUBE_LOCATION}/testdata/pvc.yaml testdata/
+gsutil cp gs://minikube-builds/${MINIKUBE_LOCATION}/testdata/busybox-mount-test.yaml testdata/
 
 # Set the executable bit on the e2e binary and out binary
 chmod +x out/e2e-${OS_ARCH}
@@ -63,4 +64,4 @@ curl "https://api.github.com/repos/kubernetes/minikube/statuses/${COMMIT}?access
   -d "{\"state\": \"$status\", \"description\": \"Jenkins\", \"target_url\": \"$target_url\", \"context\": \"${JOB_NAME}\"}"
 set -x
 
-exit $result
+exit $result