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allow udhcpc to work properly for interfaces that are not configured through uci

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@16664 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2009-07-03 22:12:40 +00:00
parent 8206a09b5e
commit 8ae4dfd85c
1 changed files with 37 additions and 22 deletions
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21
package/base-files/files/usr/share/udhcpc/default.script
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@ -6,11 +6,13 @@ include /lib/network
RESOLV_CONF="/tmp/resolv.conf.auto"
change_state () {
[ -n "$ifc" ] || return
uci_revert_state "$1" "$2" "$3" "$4"
uci_set_state "$1" "$2" "$3" "$4"
}
uci_get() {
[ -n "$ifc" ] || return
uci -P /dev/null get "$1" 2>/dev/null
}
@ -23,9 +25,11 @@ setup_interface () {
local user_dns
local user_router
[ -n "$ifc" ] && {
config_get old_ip "$ifc" ipaddr
config_get old_broadcast "$ifc" broadcast
config_get old_subnet "$ifc" netmask
}
[ "$ip" != "$old_ip" ] \
|| [ "${broadcast:-+}" != "$old_broadcast" ] \
@ -40,12 +44,14 @@ setup_interface () {
# Default Route
[ -n "$ifc" ] && {
change_state network "$ifc" lease_gateway "$router"
config_get old_router "$ifc" gateway
user_router=$(uci_get "network.$ifc.gateway")
[ -n "$user_router" ] && router="$user_router"
}
[ -n "$router" ] && [ "$router" != "0.0.0.0" ] && [ "$router" != "$old_router" ] && {
[ -n "$router" ] && [ "$router" != "0.0.0.0" ] && [ "$router" != "255.255.255.255" ] && [ "$router" != "$old_router" ] && {
echo "udhcpc: setting default routers: $router"
local valid_gw=""
@ -155,6 +161,7 @@ setup_interface () {
change_state network "$ifc" dns "$dns"
}
[ -n "$ifc" ] || return
# UCI State
change_state network "$ifc" lease_server "$serverid"
@ -172,17 +179,24 @@ setup_interface () {
scan_interfaces
for ifc in $interfaces; do
applied=
for ifc in $interfaces __default; do
if [ "$ifc" = __default ]; then
ifc=""
[ -n "$applied" ] && continue
else
config_get ifname "$ifc" ifname
[ "$ifname" = "$interface" ] || continue
config_get proto "$ifc" proto
[ "$proto" = "dhcp" ] || continue
applied=true
fi
case "$1" in
deconfig)
ifconfig "$interface" 0.0.0.0
[ -n "$ifc" ] && {
env -i ACTION="ifdown" INTERFACE="$ifc" DEVICE="$ifname" PROTO=dhcp /sbin/hotplug-call iface
config_get device "$ifc" device
@ -192,6 +206,7 @@ for ifc in $interfaces; do
[ -n "$device" ] && uci_set_state network "$ifc" device "$device"
[ -n "$ifname" ] && uci_set_state network "$ifc" ifname "$ifname"
[ -n "$aliases" ] && uci_set_state network "$ifc" aliases "$aliases"
}
;;
renew)
setup_interface update