From 60ddb21fcdfb0594a35978aa0b04af4527c46d6e Mon Sep 17 00:00:00 2001
From: Bill Nottingham <notting@redhat.com>
Date: Tue, 31 May 2011 17:35:33 -0400
Subject: Ensure DHCP_HOSTNAME is a short hostname, seed it from HOSTNAME if
 needed. (#697877)

---
 sysconfig/network-scripts/ifup-eth          | 4 ++--
 sysconfig/network-scripts/network-functions | 2 ++
 2 files changed, 4 insertions(+), 2 deletions(-)

(limited to 'sysconfig')

diff --git a/sysconfig/network-scripts/ifup-eth b/sysconfig/network-scripts/ifup-eth
index 764d27a2..f46a8843 100755
--- a/sysconfig/network-scripts/ifup-eth
+++ b/sysconfig/network-scripts/ifup-eth
@@ -191,7 +191,7 @@ if [ -n "${DYNCONFIG}" ] && [ -x /sbin/dhclient ]; then
             [ -x /sbin/restorecon ] && restorecon /var/lib/dhclient/dhclient-${DEVICE}.leases > /dev/null 2>&1
         fi
     done
-    DHCLIENTARGS="${DHCLIENTARGS} ${DHCP_HOSTNAME:+-H $DHCP_HOSTNAME} ${ONESHOT} -q ${DHCLIENTCONF} -lf /var/lib/dhclient/dhclient-${DEVICE}.leases -pf /var/run/dhclient-${DEVICE}.pid"
+    DHCLIENTARGS="${DHCLIENTARGS} -H ${DHCP_HOSTNAME:-${HOSTNAME%%.*}} ${ONESHOT} -q ${DHCLIENTCONF} -lf /var/lib/dhclient/dhclient-${DEVICE}.leases -pf /var/run/dhclient-${DEVICE}.pid"
     echo
     echo -n $"Determining IP information for ${DEVICE}..."
     if [[ "${PERSISTENT_DHCLIENT}" !=  [yY1]* ]] && check_link_down ${DEVICE}; then
@@ -304,7 +304,7 @@ fi
 # IPv6 initialisation?
 /etc/sysconfig/network-scripts/ifup-ipv6 ${CONFIG}
 if [[ "${DHCPV6C}"  = [Yy1]* ]] && [ -x /sbin/dhclient ]; then
-    /sbin/dhclient -6 -1 ${DHCPV6C_OPTIONS} -lf /var/lib/dhclient/dhclient6-${DEVICE}.leases -pf /var/run/dhclient6-${DEVICE}.pid ${DHCP_HOSTNAME:+-H $DHCP_HOSTNAME} ${DEVICE}
+    /sbin/dhclient -6 -1 ${DHCPV6C_OPTIONS} -lf /var/lib/dhclient/dhclient6-${DEVICE}.leases -pf /var/run/dhclient6-${DEVICE}.pid -H ${DHCP_HOSTNAME:-${HOSTNAME%%.*}} ${DEVICE}
 fi
 
 if [ "${IPX}" = yes ]; then
diff --git a/sysconfig/network-scripts/network-functions b/sysconfig/network-scripts/network-functions
index 5815eaa9..2d3263a2 100644
--- a/sysconfig/network-scripts/network-functions
+++ b/sysconfig/network-scripts/network-functions
@@ -190,6 +190,8 @@ expand_config ()
         i=$((i+1))
     done
 
+    [ -n "$DHCP_HOSTNAME" ] && DHCP_HOSTNAME=${DHCP_HOSTNAME%%.*}
+
     if [ -z "${NETWORK}" ]; then
         eval $(/bin/ipcalc --network ${ipaddr[0]} ${netmask[0]})
     fi
-- 
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