GUACAMOLE-1859: Add utility script for running the NPM version installed by the Maven build.

guacamole/util/run-npm.sh

@@ -0,0 +1,47 @@
+#!/bin/sh
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+#
+# run-npm.sh - Convenience script for automatically running the version of NPM
+# used by the "guacamole" build. All command-line options given to this script
+# are passed directly to NPM. The Guacamole build must have run at least once,
+# even unsuccessfully, for copies of Node.js and NPM to have been downloaded.
+#
+
+##
+## The directory containing this script.
+##
+UTIL_DIR="`dirname "$0"`"
+
+##
+## The directory containing the "guacamole" project.
+##
+PROJECT_DIR="$UTIL_DIR/.."
+
+##
+## The directory containing copies of Node.js and NPM that were downloaded by
+## the "guacamole" project build process.
+##
+NODE_DIR="$PROJECT_DIR/target/node"
+
+# Invoke NPM with provided arguments, using the Node.js and NPM versions
+# downloaded by the "guacamole" project build
+exec "$NODE_DIR/node" "$NODE_DIR/node_modules/npm/bin/npm-cli.js" "$@"
+