net: add local family

PR-URL: https://github.com/nodejs/node/pull/43975
Reviewed-By: Paolo Insogna <paolo@cowtech.it>
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/lib/net.js b/lib/net.js
index 5f2aa9c5de1..6b5ce6f91eb 100644
--- a/lib/net.js
+++ b/lib/net.js
@@ -849,6 +849,9 @@ protoGetter('localPort', function localPort() {
   return this._getsockname().port;
 });
 
+protoGetter('localFamily', function localFamily() {
+  return this._getsockname().family;
+});
 
 Socket.prototype[kAfterAsyncWrite] = function() {
   this[kLastWriteQueueSize] = 0;
@@ -1683,6 +1686,7 @@ function onconnection(err, clientHandle) {
         clientHandle.getsockname(localInfo);
         data.localAddress = localInfo.address;
         data.localPort = localInfo.port;
+        data.localFamily = localInfo.family;
       }
       if (clientHandle.getpeername) {
         const remoteInfo = ObjectCreate(null);