our dhclient-script diverged too much from the distributed one,
keep it separate
This commit is contained in:
drochner
parent
102df4197d
commit
96914bd8e8
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@ -1,9 +1,8 @@
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# $NetBSD: Makefile,v 1.1 2001/08/03 14:14:00 drochner Exp $
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# $NetBSD: Makefile,v 1.2 2001/08/03 14:30:19 drochner Exp $
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SCRIPTS=netbsd
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SCRIPTSNAME_netbsd=dhclient-script
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SCRIPTS=dhclient-script
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SCRIPTSDIR=/sbin
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DHCPSRCDIR= client/scripts
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NOOBJ=
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.include <bsd.prog.mk>
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@ -0,0 +1,259 @@
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#!/bin/sh
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#
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# $NetBSD: dhclient-script,v 1.1 2001/08/03 14:30:19 drochner Exp $
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ENTERHOOKS=/etc/dhclient-enter-hooks
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EXITHOOKS=/etc/dhclient-exit-hooks
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RESOLV=/etc/resolv.conf
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make_resolv_conf() {
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if [ \( ! -z "$new_domain_name" \) -a \
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\( ! -z "$new_domain_name_servers" \) ]; then
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echo search $new_domain_name > $RESOLV
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for nameserver in $new_domain_name_servers; do
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echo nameserver $nameserver
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done >> $RESOLV
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fi
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}
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# Must be used on exit. Invokes the local dhcp client exit hooks, if any.
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exit_with_hooks() {
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exit_status=$1
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if [ -f "$EXITHOOKS" ]; then
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. "$EXITHOOKS"
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fi
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# probably should do something with exit status of the local script
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exit $exit_status
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}
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add_new_routes() {
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for router in $new_routers; do
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route add default $router
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done >/dev/null 2>&1
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set -- $new_static_routes
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while [ $# -gt 1 ]; do
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route add $0 $1
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shift; shift
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done
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}
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delete_old_routes() {
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for router in $old_routers; do
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route delete default $router
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done >/dev/null 2>&1
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set -- $old_static_routes
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while [ $# -gt 1 ]; do
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route delete $1 $2
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shift; shift
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done
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arp -n -a | sed -n -e 's/^.*(\(.*\)) at .*$/arp -n -d \1/p' | sh
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}
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# Invoke the local dhcp client enter hooks, if they exist.
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if [ -f $ENTERHOOKS ]; then
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exit_status=0
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. $ENTERHOOKS
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# allow the local script to abort processing of this state
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# local script must set exit_status variable to nonzero.
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if [ $exit_status -ne 0 ]; then
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exit $exit_status
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fi
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fi
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if [ ! -z "$new_host_name" ]; then
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echo New Host Name: $new_host_name
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fi
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if [ ! -z "$new_nis_domain" ]; then
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echo New NIS Domain: $new_nis_domain
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fi
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if [ ! -z "$new_network_number" ]; then
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echo New Network Number: $new_network_number
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fi
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if [ ! -z "$new_broadcast_address" ]; then
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echo New Broadcast Address: $new_broadcast_address
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new_broadcast_arg="broadcast $new_broadcast_address"
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fi
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if [ ! -z "$old_broadcast_address" ]; then
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old_broadcast_arg="broadcast $old_broadcast_address"
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fi
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if [ ! -z "$new_subnet_mask" ]; then
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new_netmask_arg="netmask $new_subnet_mask"
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fi
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if [ ! -z "$old_subnet_mask" ]; then
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old_netmask_arg="netmask $old_subnet_mask"
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fi
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if [ ! -z "$alias_subnet_mask" ]; then
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alias_subnet_arg="netmask $alias_subnet_mask"
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fi
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case "$reason" in
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MEDIUM)
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eval "ifconfig $interface $medium"
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eval "ifconfig $interface inet -alias 0.0.0.0 $medium" >/dev/null 2>&1
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sleep 1
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exit_with_hooks 0
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;;
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PREINIT)
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if [ ! -z "$alias_ip_address" ]; then
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ifconfig $interface inet \
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-alias $alias_ip_address >/dev/null 2>&1
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route delete $alias_ip_address 127.0.0.1 > /dev/null 2>&1
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fi
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ifconfig $interface inet 0.0.0.0 netmask 0.0.0.0 \
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broadcast 255.255.255.255 up
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exit_with_hooks 0
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;;
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ARPCHECK|ARPSEND)
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exit_with_hooks 0
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;;
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BOUND|RENEW|REBIND|REBOOT)
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if [ ! -z "$new_nis_domain" ]; then
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if type domainname > /dev/null 2>&1; then
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domainname $new_nis_domain
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fi
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fi
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if type hostname > /dev/null 2>&1; then
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if [ \( -z "$current_hostname" \) -o \
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\( "x$new_host_name" = "x$old_hostname" \) ]; then
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current_hostname=`hostname`
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fi
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if [ \( -z "$current_hostname" \) -o \
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\( "x$new_host_name" != "x$old_hostname" \) ]; then
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hostname $new_host_name
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fi
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fi
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if [ \( ! -z "$old_ip_address" \) -a \( ! -z "$alias_ip_address" \) -a \
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\( "x$alias_ip_address" != "x$old_ip_address" \) ]; then
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ifconfig $interface inet \
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-alias $alias_ip_address > /dev/null 2>&1
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route delete $alias_ip_address 127.0.0.1 > /dev/null 2>&1
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fi
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if [ \( ! -z "$old_ip_address" \) -a \
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\( "x$old_ip_address" != "x$new_ip_address" \) ]; then
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eval "ifconfig $interface inet -alias $old_ip_address $medium"
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route delete $old_ip_address 127.0.0.1 >/dev/null 2>&1
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delete_old_routes
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fi
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if [ \( -z "$old_ip_address" \) -o \
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\( "x$old_ip_address" != "x$new_ip_address" \) -o \
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\( "x$reason" = "xBOUND" \) -o \( "x$reason" = "xREBOOT" \) ]; then
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eval "ifconfig $interface inet $new_ip_address \
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$new_netmask_arg $new_broadcast_arg $medium"
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route add $new_ip_address 127.0.0.1 >/dev/null 2>&1
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add_new_routes
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fi
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if [ \( ! -z "$alias_ip_address" \) -a \
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\( "x$new_ip_address" != "x$alias_ip_address" \) ]; then
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ifconfig $interface inet alias $alias_ip_address \
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$alias_subnet_arg
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route add $alias_ip_address 127.0.0.1
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fi
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make_resolv_conf
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exit_with_hooks 0
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;;
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EXPIRE|FAIL|RELEASE|STOP)
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if [ ! -z "$old_nis_domain" ]; then
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if type domainname > /dev/null 2>&1; then
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# delete the old nis domain name
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domainname ""
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fi
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fi
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if [ ! -z "$alias_ip_address" ]; then
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ifconfig $interface inet -alias $alias_ip_address
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route delete $alias_ip_address 127.0.0.1
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fi > /dev/null 2>&1
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if [ ! -z "$old_ip_address" ]; then
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eval "ifconfig $interface inet -alias $old_ip_address $medium"
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route delete $old_ip_address 127.0.0.1 >/dev/null 2>&1
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delete_old_routes
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fi
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if [ ! -z "$alias_ip_address" ]; then
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ifconfig $interface inet alias $alias_ip_address \
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$alias_subnet_arg
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route add $alias_ip_address 127.0.0.1
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fi
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exit_with_hooks 0
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;;
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TIMEOUT)
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if [ ! -z "$alias_ip_address" ]; then
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ifconfig $interface inet -alias $alias_ip_address
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route delete $alias_ip_address 127.0.0.1
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fi > /dev/null 2>&1
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if [ ! -z "$new_host_name" ]; then
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if type hostname > /dev/null 2>&1; then
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hostname $new_host_name
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fi
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fi
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if [ ! -z "$new_nis_domain" ]; then
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if type domainname > /dev/null 2>&1; then
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domainname $new_nis_domain
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fi
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fi
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eval "ifconfig $interface inet $new_ip_address $new_netmask_arg \
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$new_broadcast_arg $medium"
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sleep 1
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if [ ! -z "$new_routers" ]; then
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set -- $new_routers
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if ping -n -q -c 1 -w 1 $1; then
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if [ \( ! -z "$alias_ip_address" \) -a \
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\( "x$new_ip_address" != "x$alias_ip_address" \) ]
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then
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ifconfig $interface inet alias \
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$alias_ip_address $alias_subnet_arg
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route add $alias_ip_address 127.0.0.1
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fi
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route add $new_ip_address 127.0.0.1 >/dev/null 2>&1
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add_new_routes
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make_resolv_conf
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exit_with_hooks 0
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fi
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fi
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eval "ifconfig $interface inet -alias $new_ip_address $medium"
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delete_old_routes
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exit_with_hooks 1
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;;
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*)
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exit_with_hooks 0
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;;
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esac
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