diff options
Diffstat (limited to 'meta/packages/busybox/busybox-1.01/slugos/udhcpscript.patch')
| -rw-r--r-- | meta/packages/busybox/busybox-1.01/slugos/udhcpscript.patch | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/meta/packages/busybox/busybox-1.01/slugos/udhcpscript.patch b/meta/packages/busybox/busybox-1.01/slugos/udhcpscript.patch new file mode 100644 index 0000000000..277a22cddb --- /dev/null +++ b/meta/packages/busybox/busybox-1.01/slugos/udhcpscript.patch @@ -0,0 +1,162 @@ +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 ++# ++. /etc/default/functions ++ ++echodns(){ ++ local dns ++ if test $# -gt 0 ++ then ++ for dns in "$@" ++ do ++ echo "nameserver $dns #dhcp:$interface" ++ done ++ fi ++} + +-# udhcpc script edited by Tim Riker <Tim@Rikers.org> ++# Output the correct contents for resolv.conf based on ++# the current one and any new information ++mkresolv() { ++ 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 -) ++md5strm() { ++ 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 $interface 2>/dev/null ++ do ++ : ++ done ++} ++ ++bind() { ++ local B N metric i olddomain resolv ++ B= ++ test -n "$broadcast" && B="broadcast $broadcast" ++ N= ++ test -n "$subnet" && N="netmask $subnet" ++ ifconfig "$interface" "$ip" $B $N up ++ ++ # If given router information delete the old information and ++ # enter new stuff, routers get metrics incremented by 1 ++ # between each (this is somewhat arbitrary) ++ if test -n "$router" ++ then ++ 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" != "$olddomain" ++ then ++ echo "$domain" >/etc/defaultdomain ++ # and update the kernel view too ++ echo "$domain" >/proc/sys/kernel/domainname ++ fi + +-RESOLV_CONF="/etc/resolv.conf" +-[ -n "$broadcast" ] && BROADCAST="broadcast $broadcast" +-[ -n "$subnet" ] && NETMASK="netmask $subnet" ++ updresolv ++} + + case "$1" in +- deconfig) +- /sbin/ifconfig $interface 0.0.0.0 +- ;; +- +- renew|bound) +- /sbin/ifconfig $interface $ip $BROADCAST $NETMASK +- +- if [ -n "$router" ] ; then +- echo "deleting routers" +- while route del default gw 0.0.0.0 dev $interface ; do +- : +- done +- +- metric=0 +- for i in $router ; do +- route add default gw $i dev $interface metric $((metric++)) +- done ++deconfig) ++ # Bring the interface up (without inet at this point) ++ # Remove the resolver information because deconfig is called ++ # on leasefail and we need to remove this interface at that ++ # point to ensure the machine remains visible on another ++ # interface! ++ domain= ++ dns= ++ unroute ++ updresolv ++ ifconfig "$interface" up;; ++ ++renew|bound) ++ bind;; ++ ++leasefail) ++ # Pull the values from the config data if (only only if) this ++ # is the config interface ++ if test "$interface" = "$(config iface)" ++ then ++ ip="$(config ip)" ++ if test -n "$ip" ++ then ++ router="$(config gateway)" ++ subnet="$(config netmask)" ++ broadcast="$(config broadcast)" ++ domain="$(config domain)" ++ dns="$(config dns)" ++ ++ bind + fi ++ fi;; + +- echo -n > $RESOLV_CONF +- [ -n "$domain" ] && echo search $domain >> $RESOLV_CONF +- for i in $dns ; do +- echo adding dns $i +- echo nameserver $i >> $RESOLV_CONF +- done +- ;; ++*) echo "udhcpc: $*: unknown command" >&2 ++ exit 1;; + esac + + exit 0 |