log invocation of restartxcatd for auditing

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@5299 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd

xCAT-server/sbin/restartxcatd

@@ -37,6 +37,9 @@ my @output;
 my $inoperative = 0;
 my $check_num;
 my $cmd = basename($0);
+# for auditing
+my $current_userid = getpwuid($>);
+xCAT::MsgUtils->message("S", " restartxcatd invoked by $current_userid.\n");
 if (!(xCAT::Utils->isAIX()))
 {    # only runs on AIX
     xCAT::MsgUtils->message("E", "Error: This command should only be run on AIX.\n");