check if sudo

src/Util.js

@@ -1,6 +1,13 @@
 const {exec} = require("child_process");
 const {promisify} = require("util");
 const promisifiedExec = promisify(exec);
+const process = require("process");
+
+module.exports.checkSudo = function () {
+  if (!process.getuid()) {
+    throw new Error("You need to be root to run this package.");
+  };
+};
 
 module.exports.checkNodeVersion = function () {
   let currentApropriateVersion = 14;

src/methods/allow.js

@@ -10,6 +10,7 @@ const util = require("../Util");
   * @returns {Promise<Boolean>} Returns a boolean.
 */
 module.exports.port = async function (port, protocol) {
+  util.checkSudo();
   util.checkNodeVersion();
   util.checkPlatform();
   await util.checkPlatformExact();

src/methods/delete.js

@@ -9,6 +9,7 @@ const util = require("../Util");
   * @returns {Promise<Boolean>} Returns a boolean.
 */
 module.exports = async function(num) {
+  util.checkSudo();
   util.checkNodeVersion();
   util.checkPlatform();
   await util.checkPlatformExact();

src/methods/deny.js

@@ -10,6 +10,7 @@ const util = require("../Util");
   * @returns {Promise<Boolean>} Returns a boolean.
 */
 module.exports.port = async function (port, protocol) {
+  util.checkSudo();
   util.checkNodeVersion();
   util.checkPlatform();
   await util.checkPlatformExact();

src/methods/disable.js

@@ -8,6 +8,7 @@ const util = require("../Util");
   * @returns {Promise<Boolean>} Returns a boolean.
 */
 module.exports = async function() {
+  util.checkSudo();
   util.checkNodeVersion();
   util.checkPlatform();
   await util.checkPlatformExact();

src/methods/enable.js

@@ -8,6 +8,7 @@ const util = require("../Util");
   * @returns {Promise<Boolean>} Returns a boolean.
 */
 module.exports = async function() {
+  util.checkSudo();
   util.checkNodeVersion();
   util.checkPlatform();
   await util.checkPlatformExact();

src/methods/status.js

@@ -9,6 +9,7 @@ const util = require("../Util");
   * @returns {Promise<string | {to: string, action: string, from: string}[]>} Returns a string if "raw" param is included, otherwise a list of array with to/action/from.
 */
 module.exports = async function(raw) {
+  util.checkSudo();
   util.checkNodeVersion();
   util.checkPlatform();
   await util.checkPlatformExact();