-pping exits cleanly with empty or invalid noderange

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@887 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
2008-03-25 20:18:14 +00:00 · 2008-03-25 20:18:14 +00:00 · 0db3a569b6
commit 0db3a569b6
parent 4bf35a8a80
1 changed files with 3 additions and 0 deletions
--- a/xCAT-client-2.0/bin/pping
+++ b/xCAT-client-2.0/bin/pping
@ -76,6 +76,9 @@ if ($interface) {
 }

 #exec "fping ".join(' ',@nodes). " 2> /dev/null";
+unless (scalar(@nodes)) {
+   exit;
+}
 open (FPING, "fping ".join(' ',@nodes). " 2> /dev/null|") or die("Cannot open fping pipe: $!");
 while (<FPING>) {
  if ($_ =~ /is unreachable/) {