From 9f38f0eeba5d63c36e910cde44b9bc59c2b5aba3 Mon Sep 17 00:00:00 2001
From: Bill Nottingham <notting@redhat.com>
Date: Tue, 24 Jun 2003 04:13:19 +0000
Subject: more tweaks - encapsulate grabing the hw addr into its own function -
 normalize case of all hwaddrs - if we are passed a device with no config, see
 if there's a config   for that hwaddr

---
 sysconfig/network-scripts/network-functions | 25 ++++++++++++++++++++++++-
 1 file changed, 24 insertions(+), 1 deletion(-)

(limited to 'sysconfig/network-scripts/network-functions')

diff --git a/sysconfig/network-scripts/network-functions b/sysconfig/network-scripts/network-functions
index eb2d0efc..be94e045 100644
--- a/sysconfig/network-scripts/network-functions
+++ b/sysconfig/network-scripts/network-functions
@@ -7,10 +7,27 @@
 PATH="/sbin:/usr/sbin:/bin:/usr/bin:/usr/X11R6/bin"
 export PATH
 
+get_hwaddr ()
+{
+    LC_ALL= LANG= ip -o link show ${1} 2>/dev/null | \
+      sed 's/.*link\/ether \([[:alnum:]:]*\).*/\1/' | \
+      awk '{ print toupper($0) }'
+}    
+
 need_config ()
 {
     CONFIG="ifcfg-${1}"
-    [ -f "${CONFIG}" ] && return || CONFIG="${1}"
+    [ -f "${CONFIG}" ] && return
+    CONFIG="${1}"
+    [ -f "${CONFIG}" ] && return
+    local addr=`get_hwaddr ${1}`
+    if [ -n "$addr" ]; then
+      local nconfig=`fgrep -il "HWADDR=$addr" /etc/sysconfig/network-scripts/ifcfg-*`
+      if [ -n "$nconfig" ] ; then
+        CONFIG=$nconfig
+	[ -f "${CONFIG}" ] && return
+      fi
+    fi
 }
 
 source_config ()
@@ -61,6 +78,12 @@ source_config ()
     else
 	ISALIAS=no
     fi
+    if [ -n "$HWADDR" ]; then
+        HWADDR=`echo $HWADDR | awk '{ print toupper($0) }'`
+    fi
+    if [ -n "$MACADDR" ]; then
+        MACADDR=`echo $MACADDR | awk '{ print toupper($0) }'`
+    fi
 }
 
 
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