diff options
Diffstat (limited to 'extra/dhcp/dhcp-4.2.5-client_script-1.patch')
| -rw-r--r-- | extra/dhcp/dhcp-4.2.5-client_script-1.patch | 648 |
1 files changed, 648 insertions, 0 deletions
diff --git a/extra/dhcp/dhcp-4.2.5-client_script-1.patch b/extra/dhcp/dhcp-4.2.5-client_script-1.patch new file mode 100644 index 000000000..e96be1c4c --- /dev/null +++ b/extra/dhcp/dhcp-4.2.5-client_script-1.patch @@ -0,0 +1,648 @@ +Submitted By: Armin K. <krejzi at email dot com> +Date: 2012-08-14 +Initial Package Version: 4.2.4-P1 +Upstream Status: Rejected by upstream. +Origin: Based on Debian's dhclient-script, but modified for BLFS +Description: This patch replaces original linux script for dhcp client with + better one which is based on Debian's dhclient-script, but modified + to be used on LFS/BLFS. It also removes net-tools dependency. + Modified for archlinux: restored exit/enter hooks path. + +--- dhcp.orig/client/scripts/linux 2012-07-13 08:10:30.000000000 +0200 ++++ dhcp/client/scripts/linux 2012-08-14 21:00:29.786634932 +0200 +@@ -1,318 +1,346 @@ + #!/bin/bash ++ + # dhclient-script for Linux. Dan Halbert, March, 1997. + # Updated for Linux 2.[12] by Brian J. Murrell, January 1999. +-# No guarantees about this. I'm a novice at the details of Linux +-# networking. +- +-# Notes: +- +-# 0. This script is based on the netbsd script supplied with dhcp-970306. +- +-# 1. ifconfig down apparently deletes all relevant routes and flushes +-# the arp cache, so this doesn't need to be done explicitly. +- +-# 2. The alias address handling here has not been tested AT ALL. +-# I'm just going by the doc of modern Linux ip aliasing, which uses +-# notations like eth0:0, eth0:1, for each alias. ++# Modified for Debian. Matt Zimmerman and Eloy Paris, December 2003 ++# Modified to remove useless tests for antiquated kernel versions that ++# this doesn't even work with anyway, and introduces a dependency on /usr ++# being mounted, which causes cosmetic errors on hosts that NFS mount /usr ++# Andrew Pollock, February 2005 ++# Modified to work on point-to-point links. Andrew Pollock, June 2005 ++# Modified to support passing the parameters called with to the hooks. Andrew Pollock, November 2005 ++# Modified to use the script with Linux From Scratch by Armin K., May 2012 + +-# 3. I have to calculate the network address, and calculate the broadcast +-# address if it is not supplied. This might be much more easily done +-# by the dhclient C code, and passed on. +- +-# 4. TIMEOUT not tested. ping has a flag I don't know, and I'm suspicious +-# of the $1 in its args. +- +-# 'ip' just looks too weird. /sbin/ip looks less weird. +-ip=/sbin/ip ++# The alias handling in here probably still sucks. -mdz + ++# update /etc/resolv.conf based on received values + make_resolv_conf() { +- if [ x"$new_domain_name_servers" != x ]; then +- cat /dev/null > /etc/resolv.conf.dhclient +- chmod 644 /etc/resolv.conf.dhclient +- if [ x"$new_domain_search" != x ]; then +- echo search $new_domain_search >> /etc/resolv.conf.dhclient +- elif [ x"$new_domain_name" != x ]; then +- # Note that the DHCP 'Domain Name Option' is really just a domain +- # name, and that this practice of using the domain name option as +- # a search path is both nonstandard and deprecated. +- echo search $new_domain_name >> /etc/resolv.conf.dhclient +- fi +- for nameserver in $new_domain_name_servers; do +- echo nameserver $nameserver >>/etc/resolv.conf.dhclient +- done +- +- mv /etc/resolv.conf.dhclient /etc/resolv.conf +- elif [ "x${new_dhcp6_name_servers}" != x ] ; then +- cat /dev/null > /etc/resolv.conf.dhclient6 +- chmod 644 /etc/resolv.conf.dhclient6 ++ local new_resolv_conf + +- if [ "x${new_dhcp6_domain_search}" != x ] ; then +- echo search ${new_dhcp6_domain_search} >> /etc/resolv.conf.dhclient6 ++ # DHCPv4 ++ if [ -n "$new_domain_search" ] || [ -n "$new_domain_name" ] || ++ [ -n "$new_domain_name_servers" ]; then ++ new_resolv_conf=/etc/resolv.conf.dhclient-new ++ rm -f $new_resolv_conf ++ ++ if [ -n "$new_domain_name" ]; then ++ echo domain ${new_domain_name%% *} >>$new_resolv_conf ++ fi ++ ++ if [ -n "$new_domain_search" ]; then ++ if [ -n "$new_domain_name" ]; then ++ domain_in_search_list="" ++ for domain in $new_domain_search; do ++ if [ "$domain" = "${new_domain_name}" ] || ++ [ "$domain" = "${new_domain_name}." ]; then ++ domain_in_search_list="Yes" ++ fi ++ done ++ if [ -z "$domain_in_search_list" ]; then ++ new_domain_search="$new_domain_name $new_domain_search" ++ fi ++ fi ++ echo "search ${new_domain_search}" >> $new_resolv_conf ++ elif [ -n "$new_domain_name" ]; then ++ echo "search ${new_domain_name}" >> $new_resolv_conf ++ fi ++ ++ if [ -n "$new_domain_name_servers" ]; then ++ for nameserver in $new_domain_name_servers; do ++ echo nameserver $nameserver >>$new_resolv_conf ++ done ++ else # keep 'old' nameservers ++ sed -n /^\w*[Nn][Aa][Mm][Ee][Ss][Ee][Rr][Vv][Ee][Rr]/p /etc/resolv.conf >>$new_resolv_conf ++ fi ++ ++ chown --reference=/etc/resolv.conf $new_resolv_conf ++ chmod --reference=/etc/resolv.conf $new_resolv_conf ++ mv -f $new_resolv_conf /etc/resolv.conf ++ # DHCPv6 ++ elif [ -n "$new_dhcp6_domain_search" ] || [ -n "$new_dhcp6_name_servers" ]; then ++ new_resolv_conf=/etc/resolv.conf.dhclient-new ++ rm -f $new_resolv_conf ++ ++ if [ -n "$new_dhcp6_domain_search" ]; then ++ echo "search ${new_dhcp6_domain_search}" >> $new_resolv_conf ++ fi ++ ++ if [ -n "$new_dhcp6_name_servers" ]; then ++ for nameserver in $new_dhcp6_name_servers; do ++ # append %interface to link-local-address nameservers ++ if [ "${nameserver##fe80::}" != "$nameserver" ] || ++ [ "${nameserver##FE80::}" != "$nameserver" ]; then ++ nameserver="${nameserver}%${interface}" ++ fi ++ echo nameserver $nameserver >>$new_resolv_conf ++ done ++ else # keep 'old' nameservers ++ sed -n /^\w*[Nn][Aa][Mm][Ee][Ss][Ee][Rr][Vv][Ee][Rr]/p /etc/resolv.conf >>$new_resolv_conf ++ fi ++ ++ chown --reference=/etc/resolv.conf $new_resolv_conf ++ chmod --reference=/etc/resolv.conf $new_resolv_conf ++ mv -f $new_resolv_conf /etc/resolv.conf + fi +- shopt -s nocasematch +- for nameserver in ${new_dhcp6_name_servers} ; do +- # If the nameserver has a link-local address +- # add a <zone_id> (interface name) to it. +- if [[ "$nameserver" =~ ^fe80:: ]] +- then +- zone_id="%$interface" +- else +- zone_id= +- fi +- echo nameserver ${nameserver}$zone_id >> /etc/resolv.conf.dhclient6 +- done +- shopt -u nocasematch ++} + +- mv /etc/resolv.conf.dhclient6 /etc/resolv.conf +- fi ++# set host name ++set_hostname() { ++ local current_hostname ++ ++ if [ -n "$new_host_name" ]; then ++ current_hostname=$(hostname) ++ ++ # current host name is empty, '(none)' or 'localhost' or differs from new one from DHCP ++ if [ -z "$current_hostname" ] || ++ [ "$current_hostname" = '(none)' ] || ++ [ "$current_hostname" = 'localhost' ] || ++ [ "$current_hostname" = "$old_host_name" ]; then ++ if [ "$new_host_name" != "$old_host_name" ]; then ++ hostname "$new_host_name" ++ fi ++ fi ++ fi + } + +-# Must be used on exit. Invokes the local dhcp client exit hooks, if any. ++# Must be used on exit. Invokes the local dhcp client exit hooks, if any. + exit_with_hooks() { + exit_status=$1 +- if [ -f /etc/dhclient-exit-hooks ]; then +- . /etc/dhclient-exit-hooks ++ if [ -f /etc/dhclient-exit-hooks ]; then ++ . /etc/dhclient-exit-hooks + fi +-# probably should do something with exit status of the local script + exit $exit_status + } + ++# The 576 MTU is only used for X.25 and dialup connections ++# where the admin wants low latency. Such a low MTU can cause ++# problems with UDP traffic, among other things. As such, ++# disallow MTUs from 576 and below by default, so that broken ++# MTUs are ignored, but higher stuff is allowed (1492, 1500, etc). ++if [ -z "$new_interface_mtu" ] || [ "$new_interface_mtu" -le 576 ]; then ++ new_interface_mtu='' ++fi ++ ++# The action starts here ++ + # Invoke the local dhcp client enter hooks, if they exist. +-if [ -f /etc/dhclient-enter-hooks ]; then ++if [ -f /etc/dhclient-enter-hooks ]; then + exit_status=0 +- . /etc/dhclient-enter-hooks +- # allow the local script to abort processing of this state +- # local script must set exit_status variable to nonzero. ++ . /etc/dhclient-enter-hooks + if [ $exit_status -ne 0 ]; then + exit $exit_status + fi + fi + +-### +-### DHCPv4 Handlers +-### +- +-if [ x$new_broadcast_address != x ]; then +- new_broadcast_arg="broadcast $new_broadcast_address" +-fi +-if [ x$old_broadcast_address != x ]; then +- old_broadcast_arg="broadcast $old_broadcast_address" +-fi +-if [ x$new_subnet_mask != x ]; then +- new_subnet_arg="netmask $new_subnet_mask" +-fi +-if [ x$old_subnet_mask != x ]; then +- old_subnet_arg="netmask $old_subnet_mask" +-fi +-if [ x$alias_subnet_mask != x ]; then +- alias_subnet_arg="netmask $alias_subnet_mask" +-fi +-if [ x$new_interface_mtu != x ]; then +- mtu_arg="mtu $new_interface_mtu" +-fi +-if [ x$IF_METRIC != x ]; then +- metric_arg="metric $IF_METRIC" +-fi +- +-if [ x$reason = xMEDIUM ]; then +- # Linux doesn't do mediums (ok, ok, media). +- exit_with_hooks 0 +-fi +- +-if [ x$reason = xPREINIT ]; then +- if [ x$alias_ip_address != x ]; then +- # Bring down alias interface. Its routes will disappear too. +- ifconfig $interface:0- inet 0 +- fi +- ifconfig $interface 0 up +- +- # We need to give the kernel some time to get the interface up. +- sleep 1 +- +- exit_with_hooks 0 +-fi +- +-if [ x$reason = xARPCHECK ] || [ x$reason = xARPSEND ]; then +- exit_with_hooks 0 +-fi +- +-if [ x$reason = xBOUND ] || [ x$reason = xRENEW ] || \ +- [ x$reason = xREBIND ] || [ x$reason = xREBOOT ]; then +- current_hostname=`hostname` +- if [ x$current_hostname = x ] || \ +- [ x$current_hostname = "x(none)" ] || \ +- [ x$current_hostname = xlocalhost ] || \ +- [ x$current_hostname = x$old_host_name ]; then +- if [ x$new_host_name != x$old_host_name ]; then +- hostname "$new_host_name" +- fi +- fi +- +- if [ x$old_ip_address != x ] && [ x$alias_ip_address != x ] && \ +- [ x$alias_ip_address != x$old_ip_address ]; then +- # Possible new alias. Remove old alias. +- ifconfig $interface:0- inet 0 +- fi +- if [ x$old_ip_address != x ] && [ x$old_ip_address != x$new_ip_address ]; then +- # IP address changed. Bringing down the interface will delete all routes, +- # and clear the ARP cache. +- ifconfig $interface inet 0 down ++# Execute the operation ++case "$reason" in + +- fi +- if [ x$old_ip_address = x ] || [ x$old_ip_address != x$new_ip_address ] || \ +- [ x$reason = xBOUND ] || [ x$reason = xREBOOT ]; then ++ ### DHCPv4 Handlers + +- ifconfig $interface inet $new_ip_address $new_subnet_arg \ +- $new_broadcast_arg $mtu_arg +- # Add a network route to the computed network address. +- for router in $new_routers; do +- if [ "x$new_subnet_mask" = "x255.255.255.255" ] ; then +- route add -host $router dev $interface +- fi +- route add default gw $router $metric_arg dev $interface +- done +- else +- # we haven't changed the address, have we changed other options +- # that we wish to update? +- if [ x$new_routers != x ] && [ x$new_routers != x$old_routers ] ; then +- # if we've changed routers delete the old and add the new. +- for router in $old_routers; do +- route del default gw $router +- done +- for router in $new_routers; do +- if [ "x$new_subnet_mask" = "x255.255.255.255" ] ; then +- route add -host $router dev $interface +- fi +- route add default gw $router $metric_arg dev $interface +- done +- fi +- fi +- if [ x$new_ip_address != x$alias_ip_address ] && [ x$alias_ip_address != x ]; +- then +- ifconfig $interface:0- inet 0 +- ifconfig $interface:0 inet $alias_ip_address $alias_subnet_arg +- route add -host $alias_ip_address $interface:0 +- fi +- make_resolv_conf +- exit_with_hooks 0 +-fi ++ MEDIUM|ARPCHECK|ARPSEND) ++ # Do nothing ++ ;; ++ PREINIT) ++ # The DHCP client is requesting that an interface be ++ # configured as required in order to send packets prior to ++ # receiving an actual address. - dhclient-script(8) ++ ++ # ensure interface is up ++ ip link set dev ${interface} up ++ ++ if [ -n "$alias_ip_address" ]; then ++ # flush alias IP from interface ++ ip -4 addr flush dev ${interface} label ${interface}:0 ++ fi ++ ++ ;; ++ ++ BOUND|RENEW|REBIND|REBOOT) ++ set_hostname ++ ++ if [ -n "$old_ip_address" ] && [ -n "$alias_ip_address" ] && ++ [ "$alias_ip_address" != "$old_ip_address" ]; then ++ # alias IP may have changed => flush it ++ ip -4 addr flush dev ${interface} label ${interface}:0 ++ fi ++ ++ if [ -n "$old_ip_address" ] && ++ [ "$old_ip_address" != "$new_ip_address" ]; then ++ # leased IP has changed => flush it ++ ip -4 addr flush dev ${interface} label ${interface} ++ fi ++ ++ if [ -z "$old_ip_address" ] || ++ [ "$old_ip_address" != "$new_ip_address" ] || ++ [ "$reason" = "BOUND" ] || [ "$reason" = "REBOOT" ]; then ++ # new IP has been leased or leased IP changed => set it ++ ip -4 addr add ${new_ip_address}${new_subnet_mask:+/$new_subnet_mask} \ ++ ${new_broadcast_address:+broadcast $new_broadcast_address} \ ++ dev ${interface} label ${interface} ++ ++ if [ -n "$new_interface_mtu" ]; then ++ # set MTU ++ ip link set dev ${interface} mtu ${new_interface_mtu} ++ fi ++ ++ # set if_metric if IF_METRIC is set or there's more than one router ++ if_metric="$IF_METRIC" ++ if [ "${new_routers%% *}" != "${new_routers}" ]; then ++ if_metric=${if_metric:-1} ++ fi ++ ++ for router in $new_routers; do ++ if [ "$new_subnet_mask" = "255.255.255.255" ]; then ++ # point-to-point connection => set explicit route ++ ip -4 route add ${router} dev $interface >/dev/null 2>&1 ++ fi ++ ++ # set default route ++ ip -4 route add default via ${router} dev ${interface} \ ++ ${if_metric:+metric $if_metric} >/dev/null 2>&1 ++ ++ if [ -n "$if_metric" ]; then ++ if_metric=$((if_metric+1)) ++ fi ++ done ++ fi ++ ++ if [ -n "$alias_ip_address" ] && ++ [ "$new_ip_address" != "$alias_ip_address" ]; then ++ # separate alias IP given, which may have changed ++ # => flush it, set it & add host route to it ++ ip -4 addr flush dev ${interface} label ${interface}:0 ++ ip -4 addr add ${alias_ip_address}${alias_subnet_mask:+/$alias_subnet_mask} \ ++ dev ${interface} label ${interface}:0 ++ ip -4 route add ${alias_ip_address} dev ${interface} >/dev/null 2>&1 ++ fi ++ ++ # update /etc/resolv.conf ++ make_resolv_conf ++ ++ ;; ++ ++ EXPIRE|FAIL|RELEASE|STOP) ++ if [ -n "$alias_ip_address" ]; then ++ # flush alias IP ++ ip -4 addr flush dev ${interface} label ${interface}:0 ++ fi ++ ++ if [ -n "$old_ip_address" ]; then ++ # flush leased IP ++ ip -4 addr flush dev ${interface} label ${interface} ++ fi ++ ++ if [ -n "$alias_ip_address" ]; then ++ # alias IP given => set it & add host route to it ++ ip -4 addr add ${alias_ip_address}${alias_network_arg} \ ++ dev ${interface} label ${interface}:0 ++ ip -4 route add ${alias_ip_address} dev ${interface} >/dev/null 2>&1 ++ fi ++ ++ ;; ++ ++ TIMEOUT) ++ if [ -n "$alias_ip_address" ]; then ++ # flush alias IP ++ ip -4 addr flush dev ${interface} label ${interface}:0 ++ fi ++ ++ # set IP from recorded lease ++ ip -4 addr add ${new_ip_address}${new_subnet_mask:+/$new_subnet_mask} \ ++ ${new_broadcast_address:+broadcast $new_broadcast_address} \ ++ dev ${interface} label ${interface} ++ ++ if [ -n "$new_interface_mtu" ]; then ++ # set MTU ++ ip link set dev ${interface} mtu ${new_interface_mtu} ++ fi ++ ++ # if there is no router recorded in the lease or the 1st router answers pings ++ if [ -z "$new_routers" ] || ping -q -c 1 "${new_routers%% *}"; then ++ if [ -n "$alias_ip_address" ] && ++ [ "$new_ip_address" != "$alias_ip_address" ]; then ++ # separate alias IP given => set up the alias IP & add host route to it ++ ip -4 addr add ${alias_ip_address}${alias_subnet_mask:+/$alias_subnet_mask} \ ++ dev ${interface} label ${interface}:0 ++ ip -4 route add ${alias_ip_address} dev ${interface} >/dev/null 2>&1 ++ fi ++ ++ # set if_metric if IF_METRIC is set or there's more than one router ++ if_metric="$IF_METRIC" ++ if [ "${new_routers%% *}" != "${new_routers}" ]; then ++ if_metric=${if_metric:-1} ++ fi ++ ++ # set default route ++ for router in $new_routers; do ++ ip -4 route add default via ${router} dev ${interface} \ ++ ${if_metric:+metric $if_metric} >/dev/null 2>&1 ++ ++ if [ -n "$if_metric" ]; then ++ if_metric=$((if_metric+1)) ++ fi ++ done ++ ++ # update /etc/resolv.conf ++ make_resolv_conf ++ else ++ # flush all IPs from interface ++ ip -4 addr flush dev ${interface} ++ exit_with_hooks 1 ++ fi ++ ++ ;; ++ ++ ### DHCPv6 Handlers ++ # TODO handle prefix change: ?based on ${old_ip6_prefix} and ${new_ip6_prefix}? ++ ++ PREINIT6) ++ # ensure interface is up ++ ip link set ${interface} up ++ ++ # flush any stale global permanent IPs from interface ++ ip -6 addr flush dev ${interface} scope global permanent ++ ++ ;; ++ ++ BOUND6|RENEW6|REBIND6) ++ if [ "${new_ip6_address}" ] && [ "${new_ip6_prefixlen}" ]; then ++ # set leased IP ++ ip -6 addr add ${new_ip6_address}/${new_ip6_prefixlen} \ ++ dev ${interface} scope global ++ fi ++ ++ # update /etc/resolv.conf ++ if [ "${reason}" = BOUND6 ] || ++ [ "${new_dhcp6_name_servers}" != "${old_dhcp6_name_servers}" ] || ++ [ "${new_dhcp6_domain_search}" != "${old_dhcp6_domain_search}" ]; then ++ make_resolv_conf ++ fi ++ ++ ;; ++ ++ DEPREF6) ++ if [ -z "${cur_ip6_prefixlen}" ]; then ++ exit_with_hooks 1 ++ fi ++ ++ # set preferred lifetime of leased IP to 0 ++ ip -6 addr change ${cur_ip6_address}/${cur_ip6_prefixlen} \ ++ dev ${interface} scope global preferred_lft 0 ++ ++ ;; ++ ++ EXPIRE6|RELEASE6|STOP6) ++ if [ -z "${old_ip6_address}" ] || [ -z "${old_ip6_prefixlen}" ]; then ++ exit_with_hooks 1 ++ fi ++ ++ # delete leased IP ++ ip -6 addr del ${old_ip6_address}/${old_ip6_prefixlen} \ ++ dev ${interface} + +-if [ x$reason = xEXPIRE ] || [ x$reason = xFAIL ] || [ x$reason = xRELEASE ] \ +- || [ x$reason = xSTOP ]; then +- if [ x$alias_ip_address != x ]; then +- # Turn off alias interface. +- ifconfig $interface:0- inet 0 +- fi +- if [ x$old_ip_address != x ]; then +- # Shut down interface, which will delete routes and clear arp cache. +- ifconfig $interface inet 0 down +- fi +- if [ x$alias_ip_address != x ]; then +- ifconfig $interface:0 inet $alias_ip_address $alias_subnet_arg +- route add -host $alias_ip_address $interface:0 +- fi +- exit_with_hooks 0 +-fi +- +-if [ x$reason = xTIMEOUT ]; then +- if [ x$alias_ip_address != x ]; then +- ifconfig $interface:0- inet 0 +- fi +- ifconfig $interface inet $new_ip_address $new_subnet_arg \ +- $new_broadcast_arg $mtu_arg +- set $new_routers +- if ping -q -c 1 $1; then +- if [ x$new_ip_address != x$alias_ip_address ] && \ +- [ x$alias_ip_address != x ]; then +- ifconfig $interface:0 inet $alias_ip_address $alias_subnet_arg +- route add -host $alias_ip_address dev $interface:0 +- fi +- for router in $new_routers; do +- if [ "x$new_subnet_mask" = "x255.255.255.255" ] ; then +- route add -host $router dev $interface +- fi +- route add default gw $router $metric_arg dev $interface +- done +- make_resolv_conf +- exit_with_hooks 0 +- fi +- ifconfig $interface inet 0 down +- exit_with_hooks 1 +-fi +- +-### +-### DHCPv6 Handlers +-### +- +-if [ x$reason = xPREINIT6 ] ; then +- # Ensure interface is up. +- ${ip} link set ${interface} up +- +- # Remove any stale addresses from aborted clients. +- ${ip} -f inet6 addr flush dev ${interface} scope global permanent +- +- exit_with_hooks 0 +-fi +- +-if [ x${old_ip6_prefix} != x ] || [ x${new_ip6_prefix} != x ] ; then +- echo Prefix ${reason} old=${old_ip6_prefix} new=${new_ip6_prefix} +- +- exit_with_hooks 0 +-fi +- +-if [ x$reason = xBOUND6 ] ; then +- if [ x${new_ip6_address} = x ] || [ x${new_ip6_prefixlen} = x ] ; then +- exit_with_hooks 2; +- fi +- +- ${ip} -f inet6 addr add ${new_ip6_address}/${new_ip6_prefixlen} \ +- dev ${interface} scope global +- +- # Check for nameserver options. +- make_resolv_conf +- +- exit_with_hooks 0 +-fi +- +-if [ x$reason = xRENEW6 ] || [ x$reason = xREBIND6 ] ; then +- if [ x${new_ip6_address} = x ] || [ x${new_ip6_prefixlen} = x ] ; then +- exit_with_hooks 2; +- fi +- +- ${ip} -f inet6 addr add ${new_ip6_address}/${new_ip6_prefixlen} \ +- dev ${interface} scope global +- +- # Make sure nothing has moved around on us. +- +- # Nameservers/domains/etc. +- if [ "x${new_dhcp6_name_servers}" != "x${old_dhcp6_name_servers}" ] || +- [ "x${new_dhcp6_domain_search}" != "x${old_dhcp6_domain_search}" ] ; then +- make_resolv_conf +- fi +- +- exit_with_hooks 0 +-fi +- +-if [ x$reason = xDEPREF6 ] ; then +- if [ x${new_ip6_prefixlen} = x ] ; then +- exit_with_hooks 2; +- fi +- +- ${ip} -f inet6 addr change ${new_ip6_address}/${new_ip6_prefixlen} \ +- dev ${interface} scope global preferred_lft 0 +- +- exit_with_hooks 0 +-fi +- +-if [ x$reason = xEXPIRE6 -o x$reason = xRELEASE6 -o x$reason = xSTOP6 ] ; then +- if [ x${old_ip6_address} = x ] || [ x${old_ip6_prefixlen} = x ] ; then +- exit_with_hooks 2; +- fi +- +- ${ip} -f inet6 addr del ${old_ip6_address}/${old_ip6_prefixlen} \ +- dev ${interface} +- +- exit_with_hooks 0 +-fi ++ ;; ++esac + + exit_with_hooks 0 |