diff options
Diffstat (limited to 'package/base-files/default/sbin/ifup')
| -rwxr-xr-x | package/base-files/default/sbin/ifup | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/package/base-files/default/sbin/ifup b/package/base-files/default/sbin/ifup new file mode 100755 index 0000000000..3d81364d08 --- /dev/null +++ b/package/base-files/default/sbin/ifup @@ -0,0 +1,59 @@ +#!/bin/ash +[ $# = 0 ] && { echo " $0 <group>"; exit; } +. /etc/functions.sh +type=$1 +debug "### ifup $type ###" + +if_proto=$(nvram get ${type}_proto) +if=$(nvram get ${type}_ifname) +[ "${if%%[0-9]}" = "ppp" ] && if=$(nvram get ${if_proto}_ifname) + +if_valid $if || exit +mac=$(nvram get ${type}_hwaddr) +$DEBUG ifconfig $if down 2>&- + +if [ "${if%%[0-9]}" = "br" ]; then + stp=$(nvram get ${type}_stp) + $DEBUG brctl delbr $if 2>&- + $DEBUG brctl addbr $if + $DEBUG brctl setfd $if 0 + $DEBUG brctl stp $if ${stp:-0} + + for sif in $(nvram get ${type}_ifnames); do + if_valid $sif || continue + ${mac:+$DEBUG ifconfig $sif down hw ether $mac} + $DEBUG ifconfig $sif 0.0.0.0 up + $DEBUG brctl addif $if $sif + done +else + ${mac:+$DEBUG ifconfig $if down hw ether $mac} +fi + +case "$if_proto" in + static) + ip=$(nvram get ${type}_ipaddr) + netmask=$(nvram get ${type}_netmask) + gateway=$(nvram get ${type}_gateway) + + $DEBUG ifconfig $if $ip ${netmask:+netmask $netmask} broadcast + up + ${gateway:+$DEBUG route add default gw $gateway} + + [ -f /etc/resolv.conf ] && return + + debug "# --- creating /etc/resolv.conf ---" + for dns in $(nvram get ${type}_dns); do + echo "nameserver $dns" >> /etc/resolv.conf + done + ;; + dhcp) + ip=$(nvram get ${type}_ipaddr) + [ -f $pidfile ] && $DEBUG kill $(cat $pidfile) + ${DEBUG:-eval} "udhcpc -R -i $if ${ip:+-r $ip} -b -p $pidfile &" + ;; + none|"") + ;; + *) + [ -x "/sbin/ifup.${if_proto}" ] && { $DEBUG /sbin/ifup.${if_proto} $*; exit; } + echo "### ifup $type: ignored ${type}_proto=\"$if_proto\" (not supported)" + ;; +esac |