From 2604a03f2105ed34bdd08817ee91bb653a478bf0 Mon Sep 17 00:00:00 2001
From: Bill Nottingham <notting@redhat.com>
Date: Tue, 24 Jul 2001 20:47:06 +0000
Subject: do config expansion (NETMASK, PREFIX, etc) in a function, call it
 from ifdown (fixes #49777, #49783)

---
 sysconfig/network-scripts/ifdown            |  2 ++
 sysconfig/network-scripts/ifup              | 16 +---------------
 sysconfig/network-scripts/network-functions | 19 +++++++++++++++++++
 3 files changed, 22 insertions(+), 15 deletions(-)

(limited to 'sysconfig/network-scripts')

diff --git a/sysconfig/network-scripts/ifdown b/sysconfig/network-scripts/ifdown
index a1a7c27a..3ccf4547 100755
--- a/sysconfig/network-scripts/ifdown
+++ b/sysconfig/network-scripts/ifdown
@@ -52,6 +52,8 @@ if [ "${NETWORKING_IPV6}" = "yes" ]; then
     /etc/sysconfig/network-scripts/ifdown-ipv6 ${CONFIG}
 fi
 
+expand_config
+
 retcode=0
 if [ "$BOOTPROTO" = bootp -o "$BOOTPROTO" = dhcp ]; then
 	[ -n "`pidof -x dhcpcd`" ] && {
diff --git a/sysconfig/network-scripts/ifup b/sysconfig/network-scripts/ifup
index fa155f71..2f61aca1 100755
--- a/sysconfig/network-scripts/ifup
+++ b/sysconfig/network-scripts/ifup
@@ -181,21 +181,7 @@ else
 	 exec /etc/sysconfig/network-scripts/ifup-post ${CONFIG} ${2}
     fi
   
-    if [ -z "${NETMASK}" ]; then
-	eval `/bin/ipcalc --netmask ${IPADDR}`
-    fi
-
-    if [ -z "${PREFIX}" ]; then
-	eval `/bin/ipcalc --prefix ${IPADDR} ${NETMASK}`
-    fi
-
-    if [ -z "${BROADCAST}" ]; then
-	eval `/bin/ipcalc --broadcast ${IPADDR} ${NETMASK}`
-    fi
-
-    if [ -z "${NETWORK}" ]; then
-	eval `/bin/ipcalc --network ${IPADDR} ${NETMASK}`
-    fi
+    expand_config
     
     [ -n "${ARP}${PROMISC}${ALLMULTI}" ] && \
 	ip link set ${DEVICE} $(toggle_value arp $ARP) \
diff --git a/sysconfig/network-scripts/network-functions b/sysconfig/network-scripts/network-functions
index 3ce52335..ae661a31 100644
--- a/sysconfig/network-scripts/network-functions
+++ b/sysconfig/network-scripts/network-functions
@@ -29,6 +29,25 @@ source_config ()
     . $CONFIG
 }
 
+expand_config ()
+{
+    if [ -z "${NETMASK}" ]; then
+	eval `/bin/ipcalc --netmask ${IPADDR}`
+    fi
+
+    if [ -z "${PREFIX}" ]; then
+	eval `/bin/ipcalc --prefix ${IPADDR} ${NETMASK}`
+    fi
+
+    if [ -z "${BROADCAST}" ]; then
+	eval `/bin/ipcalc --broadcast ${IPADDR} ${NETMASK}`
+    fi
+
+    if [ -z "${NETWORK}" ]; then
+	eval `/bin/ipcalc --network ${IPADDR} ${NETMASK}`
+    fi
+}
+
 toggle_value()
 {
 	if [ -z "$2" ]
-- 
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