(trafficserver) branch 10.1.x updated: Skip SO_REUSEPORT for AF_UNIX sockets (#12470) (#12474)

[cmcfarlen]

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cmcfarlen pushed a commit to branch 10.1.x
in repository https://gitbox.apache.org/repos/asf/trafficserver.git


The following commit(s) were added to refs/heads/10.1.x by this push:
     new be7721cf58 Skip SO_REUSEPORT for AF_UNIX sockets (#12470) (#12474)
be7721cf58 is described below

commit be7721cf58fe8d8611dfe9d284e0a5d01a3de0c6
Author: Chris McFarlen <ch...@mcfarlen.us>
AuthorDate: Wed Aug 27 14:57:48 2025 -0500

    Skip SO_REUSEPORT for AF_UNIX sockets (#12470) (#12474)
    
    (cherry picked from commit 9d9a8faf9c11bb0f660aaa277f9587a293d5f1d1)
---
 src/iocore/net/Server.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/iocore/net/Server.cc b/src/iocore/net/Server.cc
index 6f5f569ce8..fab8dee558 100644
--- a/src/iocore/net/Server.cc
+++ b/src/iocore/net/Server.cc
@@ -38,6 +38,7 @@
 #include "tscore/ink_inet.h"
 #include "tscore/ink_platform.h"
 #include "tscore/ink_sock.h"
+#include <sys/socket.h>
 
 #if TS_USE_HWLOC
 #include <hwloc.h>
@@ -229,7 +230,7 @@ Server::setup_fd_for_listen(bool non_blocking, const 
NetProcessor::AcceptOptions
     goto Lerror;
   }
   REC_ReadConfigInteger(listen_per_thread, "proxy.config.exec_thread.listen");
-  if (listen_per_thread == 1) {
+  if (listen_per_thread == 1 && opt.ip_family != AF_UNIX) {
     if (sock.enable_option(SOL_SOCKET, SO_REUSEPORT) < 0) {
       goto Lerror;
     }