openAgent

1diff --git a/build/src/index.js b/build/src/index.js
2--- a/build/src/index.js
3+++ b/build/src/index.js
4@@ -323,6 +323,10 @@ async function isAvailable() {
5         if (process.env.DEBUG_AUTH) {
6             console.info(err);
7         }
8+        // Promise.any() rejects with AggregateError when neither metadata host
9+        // is available. This is expected outside GCP, not a warning condition.
10+        if (err instanceof AggregateError)
11+            return false;
12         if (err.type === 'request-timeout') {
13             // If running in a GCP environment, metadata endpoint should return
14             // within ms.
15