Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/5424#discussion_r28058083
--- Diff: core/src/main/scala/org/apache/spark/util/Utils.scala ---
@@ -806,15 +808,20 @@ private[spark] object Utils extends Logging {
// It's more proper to pick ip address following system output
order.
val activeNetworkIFs = NetworkInterface.getNetworkInterfaces.toList
val reOrderedNetworkIFs = if (isWindows) activeNetworkIFs else
activeNetworkIFs.reverse
+
for (ni <- reOrderedNetworkIFs) {
- for (addr <- ni.getInetAddresses if !addr.isLinkLocalAddress &&
- !addr.isLoopbackAddress && addr.isInstanceOf[Inet4Address])
{
+ val addresses = ni.getInetAddresses.toList
+ .filter { addr => !addr.isLinkLocalAddress &&
!addr.isLoopbackAddress }
+ if ( !addresses.isEmpty ) {
+ val addr = addresses.find( _.isInstanceOf[Inet4Address]
).getOrElse(addresses.head)
+ // because of Inet6Address.toHostName may add interface at the
end if it knows about it
+ val strippedAddress = InetAddress.getByAddress(addr.getAddress)
--- End diff --
Just push more commits to this branch
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