--- client/scripts/linux
+++ client/scripts/linux	2010/03/04 13:30:09
@@ -29,8 +29,7 @@
 # if DHCLIENT_DEBUG is set in sysconfig/network/dhcp
 #
 SYSCONFIG_CFG_DIR="/etc/sysconfig/network"
-SYSCONFIG_RUN_DIR=`. "$SYSCONFIG_CFG_DIR/scripts/functions" \
-                   2>/dev/null && echo "$RUN_FILES_BASE"`
+. "$SYSCONFIG_CFG_DIR/scripts/functions"
 SYSCONFIG_RUN_DIR=${SYSCONFIG_RUN_DIR:-/dev/.sysconfig/network}
 eval `grep "^DHCLIENT_DEBUG=" "$SYSCONFIG_CFG_DIR/dhcp" 2>/dev/null`
 if [ "$DHCLIENT_DEBUG" = yes ]; then
@@ -40,7 +39,7 @@ if [ "$DHCLIENT_DEBUG" = yes ]; then
     echo "$0 $*"
     date
     echo '----------------'
-    set
+    env
     echo '----------------'
   ) >> /var/log/dhclient-script.log
   exec 2>> /var/log/dhclient-script.log
@@ -48,6 +47,10 @@ if [ "$DHCLIENT_DEBUG" = yes ]; then
   set -x
 fi
 
+is_ifup_controlled()
+{
+  test -f "$SYSCONFIG_RUN_DIR/if-${interface}"
+}
 # netconfig makes all "additional" modifications as DNS or NTP
 use_netconfig() {
   test -x /sbin/netconfig
@@ -94,9 +97,7 @@ netconfig_remove() {
 }
 set_default_gw_route()
 {
-  if test -f "$SYSCONFIG_CFG_DIR/ifcfg-${interface}" -o \
-          -f "$SYSCONFIG_RUN_DIR/if-${interface}" ;
-  then
+  if is_ifup_controlled ; then
     if grep -qs '^primary=yes' "$SYSCONFIG_RUN_DIR/if-${interface}" 2>/dev/null ;
     then
       eval `grep --no-filename '^[[:space:]]*DHCLIENT_SET_DEFAULT_ROUTE=' \
@@ -134,9 +135,7 @@ set_default_gw_route()
 }
 set_hostname()
 {
-  if test -f "$SYSCONFIG_CFG_DIR/ifcfg-${interface}" -o \
-          -f "$SYSCONFIG_RUN_DIR/if-${interface}" ;
-  then
+  if is_ifup_controlled ; then
     if grep -qs '^primary=yes' "$SYSCONFIG_RUN_DIR/if-${interface}" 2>/dev/null ;
     then
       eval `grep --no-filename "^[[:space:]]*DHCLIENT_SET_HOSTNAME=" \
@@ -157,13 +156,14 @@ set_hostname()
        [ "x${current_hostname%%.*}" = "xlocalhost" ] || \
        [ "x${current_hostname%%.*}" != "x${new_host_name%%.*}" ]; then
 
-      if [ "x${new_host_name%%.*}" != x ]; then
+      if [ "x${new_host_name%%.*}" != "x" ]; then
         hostname "${new_host_name%%.*}"
       else
         if [ -x /usr/bin/host ] ; then
           if out=`host -W 2 "$new_ip_address" 2>/dev/null` ; then
             _hostname="`echo "$out" | sed 's:^.* ::; s:\..*::'`"
-            if [ "x${_hostname}" != x ]; then
+            if [ "x${_hostname}" != "x" -a \
+                 "x${_hostname}" != "x${current_hostname%%.*}" ]; then
               hostname "${_hostname}"
             fi
           fi
@@ -171,6 +171,20 @@ set_hostname()
       fi
     fi
   fi
+  if is_ifup_controlled ; then
+    # check regardless the DHCLIENT_SET_HOSTNAME setting
+    # and whether we've set it above or not, because when
+    # it changed, we've to handle it anyway...
+    local OLD_HOSTNAME=`read_cached_config_data hostname $interface`
+    local CUR_HOSTNAME=`hostname 2>/dev/null`
+    if test "x$OLD_HOSTNAME" != "x$CUR_HOSTNAME" ; then
+      write_cached_config_data hostname "$CUR_HOSTNAME" $interface
+      commit_cached_config_data                         $interface
+
+      # reload syslog so it knows the new hostname
+      /etc/init.d/syslog reload
+    fi
+  fi
 }
 
 resolv_conf_dhclient="/var/lib/dhcp/resolv.conf.dhclient.$interface"
@@ -300,7 +314,15 @@ if [ x$reason = xBOUND ] || [ x$reason =
     # and clear the ARP cache.
     ifconfig $interface inet 0
 
+    if is_ifup_controlled ; then
+      write_cached_config_data  dhcp4_state "new"      $interface
+      commit_cached_config_data                        $interface
+    fi
+  elif is_ifup_controlled ; then
+    write_cached_config_data  dhcp4_state "up"       $interface
+    commit_cached_config_data                        $interface
   fi
+
   if [ x$old_ip_address = x ] || [ x$old_ip_address != x$new_ip_address ] || \
      [ x$reason = xBOUND ] || [ x$reason = xREBOOT ]; then
 
@@ -328,7 +350,20 @@ if [ x$reason = xBOUND ] || [ x$reason =
     make_resolv_conf
   fi
 
+  if [ x$old_ip_address != x ] && [ x$old_ip_address != x$new_ip_address ]; then
+    if is_ifup_controlled ; then
+      ifdown $interface -o dhcp
+    fi
+  fi
+
   set_hostname
+  if is_ifup_controlled ; then
+    # execute ifservice and if-up.d scripts
+    ifup $interface -o dhcp
+
+    write_cached_config_data  dhcp4_state "complete" $interface
+    commit_cached_config_data                        $interface
+  fi
 
   exit_with_hooks 0
 fi
@@ -376,12 +411,26 @@ if [ x$reason = xTIMEOUT ]; then
       make_resolv_conf
     fi
 
+    set_hostname
+    if is_ifup_controlled ; then
+      # execute ifservice and if-up.d scripts
+      ifup $interface -o dhcp
+
+      write_cached_config_data  dhcp4_state "complete" $interface
+      commit_cached_config_data                        $interface
+    fi
+
     exit_with_hooks 0
   fi
   ifconfig $interface inet 0
   exit_with_hooks 1
 fi
 
+if is_ifup_controlled ; then
+  write_cached_config_data  dhcp4_state "down"     $interface
+  commit_cached_config_data                        $interface
+fi
+
 if use_netconfig ; then
   netconfig_remove
 else