From 7c5ef745659f383fff01a6254782a0b64e1838ee Mon Sep 17 00:00:00 2001
From: chenglch <chenglch@cn.ibm.com>
Date: Thu, 1 Dec 2016 16:37:46 +0800
Subject: [PATCH] Become process group leader when updating firmware

As exec is invoked, child process can not ignore the signal sent
to the process group, use setpgrp to set the pgid to itself.

close-issue: #1849
---
 xCAT-server/lib/xcat/plugins/ipmi.pm | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/xCAT-server/lib/xcat/plugins/ipmi.pm b/xCAT-server/lib/xcat/plugins/ipmi.pm
index 5f72fa77d..1138bac9b 100644
--- a/xCAT-server/lib/xcat/plugins/ipmi.pm
+++ b/xCAT-server/lib/xcat/plugins/ipmi.pm
@@ -1924,6 +1924,11 @@ sub do_rflash_process {
 
     # child
     elsif ($pid == 0) {
+        unless (setpgrp()) {
+            xCAT::SvrUtils::sendmsg([ 1, "Faild to run setgprp for $$ process" ],
+                $callback, $node);
+            exit(1);
+        }
         my $extra = $_[8];
         my @exargs = @$extra;
         my $programe = \$0;