electron/hwidUtil.js

@@ -16,21 +16,17 @@ const platforms = {
 };
 const crypto = require("crypto");
 
-const defaultHWID = "recorderinthesandybridge";
-
 /**
  * Returns machine hardware id.
  * Returns `undefined` if cannot determine.
- * @return {Promise<string>}
+ * @return {string?}
  */
 function getHwId() {
-  return new Promise((resolve) => {
-    const getter = platforms[process.platform];
-    if (getter) {
-      const result = getter[1].exec(child_process.execSync(getter[0], options));
-      if (result) resolve(crypto.createHash("md5").update(result[1]).digest("hex"));
-    }
-    resolve(crypto.createHash("md5").update(defaultHWID).digest("hex"));
-  })
+  const getter = platforms[process.platform];
+  if (!getter) return;
+  const result = getter[1].exec(child_process.execSync(getter[0], options));
+  if (!result) return;
+  return crypto.createHash("md5").update(result[1]).digest("hex") ||
+    undefined;
 }
 exports.getHwId = getHwId;

main.js

@@ -248,7 +248,7 @@ function registerIPCPipes() {
   ipcMain.handle("ezpplauncher:login", async (e, args) => {
     let hwid = "";
     try {
-      hwid = await getHwId();
+      hwid = getHwId();
     } catch (err) {
       logger.error(`Failed to get HWID.`, err);
       return {
@@ -315,7 +315,7 @@ function registerIPCPipes() {
   });
 
   ipcMain.handle("ezpplauncher:autologin", async (e) => {
-    const hwid = await getHwId();
+    const hwid = getHwId();
     const username = config.get("username");
     const guest = config.get("guest");
     if (guest) return { code: 200, message: "Login as guest", guest: true };