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authorFelix Fietkau <nbd@openwrt.org>2009-07-03 22:12:40 +0000
committerFelix Fietkau <nbd@openwrt.org>2009-07-03 22:12:40 +0000
commit7a576b004e1f9dd0c1be37d0396b20d4f80867f5 (patch)
treeac33966adbe39d4551d09593b313af38b3d1a839 /package/base-files/files/usr
parentf3822efd8e37af3ff57e5424868db5ce80ad45ac (diff)
downloadmtk-20170518-7a576b004e1f9dd0c1be37d0396b20d4f80867f5.zip
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allow udhcpc to work properly for interfaces that are not configured through uci
SVN-Revision: 16664
Diffstat (limited to 'package/base-files/files/usr')
-rwxr-xr-xpackage/base-files/files/usr/share/udhcpc/default.script61
1 files changed, 38 insertions, 23 deletions
diff --git a/package/base-files/files/usr/share/udhcpc/default.script b/package/base-files/files/usr/share/udhcpc/default.script
index 08b59d0..1b02c0c 100755
--- a/package/base-files/files/usr/share/udhcpc/default.script
+++ b/package/base-files/files/usr/share/udhcpc/default.script
@@ -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 "$1" 2>/dev/null
}
@@ -23,9 +25,11 @@ setup_interface () {
local user_dns
local user_router
- config_get old_ip "$ifc" ipaddr
- config_get old_broadcast "$ifc" broadcast
- config_get old_subnet "$ifc" netmask
+ [ -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
- change_state network "$ifc" lease_gateway "$router"
- config_get old_router "$ifc" gateway
- user_router=$(uci_get "network.$ifc.gateway")
- [ -n "$user_router" ] && router="$user_router"
+ [ -n "$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"
@@ -172,26 +179,34 @@ setup_interface () {
scan_interfaces
-
-for ifc in $interfaces; do
- config_get ifname "$ifc" ifname
- [ "$ifname" = "$interface" ] || continue
-
- config_get proto "$ifc" proto
- [ "$proto" = "dhcp" ] || continue
+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
- env -i ACTION="ifdown" INTERFACE="$ifc" DEVICE="$ifname" PROTO=dhcp /sbin/hotplug-call iface
+ [ -n "$ifc" ] && {
+ env -i ACTION="ifdown" INTERFACE="$ifc" DEVICE="$ifname" PROTO=dhcp /sbin/hotplug-call iface
- config_get device "$ifc" device
- config_get ifname "$ifc" ifname
- config_get aliases "$ifc" aliases
- uci_revert_state network "$ifc"
- [ -n "$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"
+ config_get device "$ifc" device
+ config_get ifname "$ifc" ifname
+ config_get aliases "$ifc" aliases
+ uci_revert_state network "$ifc"
+ [ -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