Report correct transport connection type in telemetry (#2599)

Fixes #2324
2025-02-03 12:52:26 -06:00
parent 947e09e62a
commit 172180cb21
2 changed files with 47 additions and 2 deletions
--- a/src/client.ts
+++ b/src/client.ts
@ -287,7 +287,14 @@ export default class Client extends API {
    }

    if (options.enableMetaHeader) {
-      options.headers['x-elastic-client-meta'] = `es=${clientVersion},js=${nodeVersion},t=${transportVersion},hc=${nodeVersion}`
+      let clientMeta = `es=${clientVersion},js=${nodeVersion},t=${transportVersion}`
+      if (options.Connection === UndiciConnection) {
+        clientMeta += `,un=${nodeVersion}`
+      } else {
+        // assumes HttpConnection
+        clientMeta += `,hc=${nodeVersion}`
+      }
+      options.headers['x-elastic-client-meta'] = clientMeta
    }

    this.name = options.name