[ofa-general] [PATCH 1/3] infiniband-diags/scripts/set_nodedesc.sh: enhance to be able to set names other than hostname and to provide feedback on the names assigned.

[Ira Weiny]

>From e4da62e7fa20921af62f65f98d23c8154acdad1a Mon Sep 17 00:00:00 2001
From: Ira K. Weiny <weiny2 at llnl.gov>
Date: Mon, 17 Mar 2008 14:46:45 -0700
Subject: [PATCH] infiniband-diags/scripts/set_nodedesc.sh: enhance to be able to set names other

than hostname and to provide feedback on the names assigned.

Signed-off-by: Ira K. Weiny <weiny2 at llnl.gov>
---
 infiniband-diags/scripts/set_nodedesc.sh |   47 ++++++++++++++++++++++++++++--
 1 files changed, 44 insertions(+), 3 deletions(-)

diff --git a/infiniband-diags/scripts/set_nodedesc.sh b/infiniband-diags/scripts/set_nodedesc.sh
index 7b817cc..55a2fd1 100755
--- a/infiniband-diags/scripts/set_nodedesc.sh
+++ b/infiniband-diags/scripts/set_nodedesc.sh
@@ -1,17 +1,58 @@
 #!/bin/sh
 
-# set the node_desc field of any hca found to the defined hostname
-
+if [ -f /etc/sysconfig/network ]; then
 . /etc/sysconfig/network
+fi
 
 ib_sysfs="/sys/class/infiniband"
+newname="$HOSTNAME"
+
+
+function usage
+{
+	echo "Usage: `basename $0` [-hv] [<name>]"
+	echo "   set the node_desc field of all hca's found in \"$ib_sysfs\""
+	echo "   -h this help"
+	echo "   -v view all node descriptors"
+	echo "   [<name>] set name to name specified."
+	echo "      Default is to use the hostname: \"$HOSTNAME\""
+	exit 2
+}
+
+function viewall
+{
+   for hca in `ls $ib_sysfs`; do
+      if [ -f $ib_sysfs/$hca/node_desc ]; then
+         echo -n "$hca: "
+         cat $ib_sysfs/$hca/node_desc
+      else
+         logger -s "Failed to set node_desc for : $hca"
+      fi
+   done
+   exit 0
+}
+
+while getopts "hv" flag
+do
+   case $flag in
+      "h") usage;;
+      "v") viewall;;
+   esac
+done
+
+shift $(($OPTIND - 1))
+
+if [ "$1" != "" ]; then
+	newname="$1"
+fi
 
 for hca in `ls $ib_sysfs`; do
    if [ -f $ib_sysfs/$hca/node_desc ]; then
-      echo -n "$HOSTNAME" >> $ib_sysfs/$hca/node_desc
+      echo -n "$newname" >> $ib_sysfs/$hca/node_desc
    else
       logger -s "Failed to set node_desc for : $hca"
    fi
 done
 
 exit 0
+
-- 
1.5.1