Added some error messages to vm-mount.

vm-mount

@@ -8,17 +8,23 @@ REMOTE_DIRECTORY="/home/lumia/src/"
 if [ "$1" = "-u" ]; then
     vm_name="$2"
     mountpoint="${MOUNTPOINT_PARENT}/${vm_name}.vm"
-    # TODO: Print some messages here.
+    if [ -z "${vm_name}" ]; then
+        echo "Virtual machine name not provided."
+        exit 1
+    fi
 
     if mount | grep -q "on ${mountpoint} "; then
+        echo "Unmounting ${mountpoint}."
         fusermount -u "${mountpoint}"
     fi
 
     if virsh list | grep -q " ${vm_name} "; then
+        echo "Stopping ${vm_name}"
         virsh destroy "${vm_name}"
     fi
 
     if [ -d "${mountpoint}" ]; then
+        echo "Deleting directory ${mountpoint}."
         rmdir "${mountpoint}"
     fi
 
@@ -26,6 +32,11 @@ else
     vm_name="$1"
     mountpoint="${MOUNTPOINT_PARENT}/${vm_name}.vm"
 
+    if [ -z "${vm_name}" ]; then
+        echo "Virtual machine name not provided."
+        exit 1
+    fi
+
     if [ "$(virsh list | grep " ${vm_name} ")" = "" ]; then
         virsh start "${vm_name}"
     fi
@@ -45,10 +56,10 @@ else
     # TODO: Make sure this directory isn't made if the vm fails to start or connect.
     mkdir -p "${mountpoint}"
 
-    # TODO: This needs a better "error" message and a proper timeout.
+    # TODO: This needs a proper timeout.
     echo "Attempting to mount over ssh."
     until sshfs "${vm_ip_address}:${REMOTE_DIRECTORY}" "${mountpoint}"; do
+        echo "Could not connect via SSH, retrying."
         sleep 3
-        echo "An error occurred, retrying."
     done
 fi