From 53126d988c0d7bf12d95d2dd283727dc877a986b Mon Sep 17 00:00:00 2001 From: John Bowler Date: Fri, 3 Feb 2006 02:28:21 +0000 Subject: busybox: fix udhcpc with multiple ports on slugos in 1.01 - a new 'simple.script' patch ensures that resolve.conf is maintained correctly when multiple ethernet ports are present in the system, fixes slug bug 347 --- .../busybox/busybox-1.01/slugos/udhcpscript.patch | 85 +++++++++++++++------- packages/busybox/busybox_1.01.bb | 2 +- 2 files changed, 58 insertions(+), 29 deletions(-) (limited to 'packages/busybox') diff --git a/packages/busybox/busybox-1.01/slugos/udhcpscript.patch b/packages/busybox/busybox-1.01/slugos/udhcpscript.patch index 2f58632378..277a22cddb 100644 --- a/packages/busybox/busybox-1.01/slugos/udhcpscript.patch +++ b/packages/busybox/busybox-1.01/slugos/udhcpscript.patch @@ -1,30 +1,41 @@ ---- busybox-1.00/.pc/udhcpscript.patch/examples/udhcp/simple.script 2004-10-13 00:18:05.000000000 -0700 -+++ busybox-1.00/examples/udhcp/simple.script 2005-06-05 15:08:28.432605118 -0700 -@@ -1,40 +1,101 @@ +diff -rup busybox-1.01/.pc/udhcpscript.patch/examples/udhcp/simple.script busybox-1.01/examples/udhcp/simple.script +--- busybox-1.01/examples/udhcp/simple.script 1970-01-01 00:00:00.000000000 +0000 ++++ busybox-1.01/examples/udhcp/simple.script 1970-01-01 00:00:00.000000000 +0000 +@@ -1,40 +1,129 @@ #!/bin/sh +# slugos UDHCP client script -+# this must set the HW address (MAC) on the interface +# +. /etc/default/functions - --# udhcpc script edited by Tim Riker - --[ -z "$1" ] && echo "Error: should be called from udhcpc" && exit 1 ++ +echodns(){ + local dns + if test $# -gt 0 + then + for dns in "$@" + do -+ echo "nameserver $dns" ++ echo "nameserver $dns #dhcp:$interface" + done + fi +} -+ -+# Output the correct contents for resolv.conf + +-# udhcpc script edited by Tim Riker ++# Output the correct contents for resolv.conf based on ++# the current one and any new information +mkresolv() { -+ test -n "$domain" && echo "search $domain" ++ local rmdomain ++ rmdomain= ++ # last search takes precedence, so a user ++ # specified search in resolv.conf is retained ++ test -n "$domain" && { ++ echo "search $domain #dhcp" ++ rmdomain='|search [^ ]* #dhcp' ++ } ++ # first nameserver takes precedence, use a user ++ # specified nameserver in preference then the ++ # new ones ++ egrep -v '^(nameserver [^ ]* #dhcp:.*'"$rmdomain"')$' "$1" + echodns $dns ++ egrep '^nameserver [^ ]* #dhcp:.*$' "$1" | egrep -v :"$interface"'$' +} + +# checksum of a file (or stdin if -) @@ -32,8 +43,25 @@ + md5sum $1 2>/dev/null | sed -n 's/^\([0-9A-Za-z]*\).*$/\1/p' +} + ++# update resolv.conf for $interface using $domain and $dns ++updresolv() { ++ local md5old md5new resolv ++ md5old="$(md5strm /etc/resolv.conf)" ++ resolv="$(mkresolv /etc/resolv.conf)" ++ md5new="$(echo "$resolv" | md5strm -)" ++ test "$md5old" != "$md5new" && echo "$resolv" >/etc/resolv.conf ++} ++ ++unroute() { ++ # called to deconfig the interface ++ while route del default gw 0.0.0.0 dev $interface 2>/dev/null ++ do ++ : ++ done ++} ++ +bind() { -+ local B N metric i olddomain ++ local B N metric i olddomain resolv + B= + test -n "$broadcast" && B="broadcast $broadcast" + N= @@ -45,21 +73,15 @@ + # between each (this is somewhat arbitrary) + if test -n "$router" + then -+ while route del default gw 0.0.0.0 dev $interface 2>/dev/null -+ do -+ : -+ done - --RESOLV_CONF="/etc/resolv.conf" --[ -n "$broadcast" ] && BROADCAST="broadcast $broadcast" --[ -n "$subnet" ] && NETMASK="netmask $subnet" ++ unroute + metric=0 + for i in $router + do + route add default gw "$i" dev "$interface" metric $((metric++)) + done + fi -+ + +-[ -z "$1" ] && echo "Error: should be called from udhcpc" && exit 1 + olddomain= + test -r /etc/defaultdomain && olddomain="$(cat /etc/defaultdomain)" + if test -n "$domain" -a "$domain" != "$olddomain" @@ -68,12 +90,11 @@ + # and update the kernel view too + echo "$domain" >/proc/sys/kernel/domainname + fi -+ -+ # Update /etc/resolv.conf to reflect domain and dns information, -+ # this always clears resolv.conf if none is given -+ md5old="$(md5strm /etc/resolv.conf)" -+ md5new="$(mkresolv | md5strm -)" -+ test "$md5old" != "$md5new" && mkresolv >/etc/resolv.conf + +-RESOLV_CONF="/etc/resolv.conf" +-[ -n "$broadcast" ] && BROADCAST="broadcast $broadcast" +-[ -n "$subnet" ] && NETMASK="netmask $subnet" ++ updresolv +} case "$1" in @@ -96,6 +117,14 @@ - done +deconfig) + # Bring the interface up (without inet at this point) ++ # Remove the resolver information because deconfig is called ++ # on leasefail and we need to remove this interface at that ++ # point to ensure the machine remains visible on another ++ # interface! ++ domain= ++ dns= ++ unroute ++ updresolv + ifconfig "$interface" up;; + +renew|bound) diff --git a/packages/busybox/busybox_1.01.bb b/packages/busybox/busybox_1.01.bb index 859f4aee97..4b6101b8bf 100644 --- a/packages/busybox/busybox_1.01.bb +++ b/packages/busybox/busybox_1.01.bb @@ -10,7 +10,7 @@ HOMEPAGE = "http://www.busybox.net" LICENSE = "GPL" SECTION = "base" PRIORITY = "required" -PR = "r5" +PR = "r6" SRC_URI = "http://www.busybox.net/downloads/busybox-${PV}.tar.gz \ file://udhcppidfile.patch;patch=1 \ -- cgit v1.2.3