From 5ed3017faa498507cdc8cdfddcf2381e447728a0 Mon Sep 17 00:00:00 2001
From: ZHAO Jin-Xiang <xiaoxiangmoe@gmail.com>
Date: Wed, 25 Dec 2024 23:09:48 +0800
Subject: [PATCH] fix: esm suport

---
 .../platform/node/machine-id/getMachineId.ts  | 38 +++++++++++--------
 1 file changed, 22 insertions(+), 16 deletions(-)

diff --git a/packages/opentelemetry-resources/src/detectors/platform/node/machine-id/getMachineId.ts b/packages/opentelemetry-resources/src/detectors/platform/node/machine-id/getMachineId.ts
index 47de5913b48..96976412485 100644
--- a/packages/opentelemetry-resources/src/detectors/platform/node/machine-id/getMachineId.ts
+++ b/packages/opentelemetry-resources/src/detectors/platform/node/machine-id/getMachineId.ts
@@ -15,23 +15,29 @@
  */
 import * as process from 'process';
 
-let getMachineId: () => Promise<string>;
+let getMachineIdImpl: () => Promise<string>;
+async function getMachineId(): Promise<string> {
+  if(!getMachineIdImpl) {
+    switch (process.platform) {
+      case 'darwin':
+        getMachineIdImpl = await import('./getMachineId-darwin').then((m) => m.getMachineId);
+        break;
+      case 'linux':
+        getMachineIdImpl = await import('./getMachineId-linux').then((m) => m.getMachineId);
+        break;
+      case 'freebsd':
+        getMachineIdImpl = await import('./getMachineId-bsd').then((m) => m.getMachineId);
+        break;
+      case 'win32':
+        getMachineIdImpl = await import('./getMachineId-win').then((m) => m.getMachineId);
+        break;
+      default:
+        getMachineIdImpl = await import('./getMachineId-unsupported').then((m) => m.getMachineId);
+        break;
+    }
+  }
 
-switch (process.platform) {
-  case 'darwin':
-    ({ getMachineId } = require('./getMachineId-darwin'));
-    break;
-  case 'linux':
-    ({ getMachineId } = require('./getMachineId-linux'));
-    break;
-  case 'freebsd':
-    ({ getMachineId } = require('./getMachineId-bsd'));
-    break;
-  case 'win32':
-    ({ getMachineId } = require('./getMachineId-win'));
-    break;
-  default:
-    ({ getMachineId } = require('./getMachineId-unsupported'));
+  return getMachineIdImpl();
 }
 
 export { getMachineId };