Avoid exposing passwords in the process list, use a password file.

roles/lmn_vm/files/vm-sync

@@ -71,7 +71,8 @@ get_file() {
 
 push_file() {
    cd "${VM_SYSDIR}"
-   uploadseed --rpc-server "${SEEDBOX_HOST}:${SEEDBOX_RPC_PORT}" --dht-port "${SEEDBOX_PORT}" --rpc-secret insecure --no-cert "${FILENAME}"
+   uploadseed --server "${SEEDBOX_HOST}:${SEEDBOX_RPC_PORT}" --dht-port "${SEEDBOX_PORT}" \
+	      --pwdfile "${SEEDBOX_PWFILE}" --no-cert "${FILENAME}"
 }
 
 if [[ "$(id -nu)" != "lmnsynci" ]]; then
@@ -106,26 +107,25 @@ case "$command" in
    push_file)
       for FILENAME in "$@"; do
 	 push_file
-      done 
+      done
       ;;
    get_file)
       for FILENAME in "$@"; do
 	 get_file
-      done 
+      done
       ;;
    get_image)
       for VM_NAME in "$@"; do
 	 get_torrent
-      done 
+      done
       ;;
    delete_outdated_image)
       for FILENAME in "$@"; do
          delete_outdated_image
-      done 
+      done
       ;;
    *)
       show_help
       exit 1
       ;;
 esac
-