#!/bin/sh # Copyright (C) 2006 OpenWrt.org . /etc/functions.sh . /etc/diag.sh failsafe() { lock /tmp/.failsafe echo "0 1 2 3 4 5u*" > /proc/switch/eth0/vlan/0/ports set_state failsafe [ -x "/usr/sbin/nvram" ] && { [ "$(nvram get boot_wait)" != "on" ] && { nvram set boot_wait=on nvram commit } } netmsg 192.168.1.255 "Entering Failsafe!" telnetd -l /bin/login <> /dev/null 2>&1 ash --login } export PATH=/bin:/sbin:/usr/bin:/usr/sbin mount none /proc -t proc size=$(awk '/Mem:/ {l=5242880;print((s=$2/2) /proc/sys/kernel/hotplug ifname=eth0 # hardware specific overrides case "$(cat /proc/diag/model)" in "Linksys WAP54G V1") ifname=eth1;; "ASUS WL-HDD") ifname=eth1;; "ASUS WL-300g") ifname=eth1;; "ASUS (unknown, BCM4702)") ifname=eth1;; esac insmod switch-core insmod switch-robo || insmod switch-adm || rmmod switch-core ifconfig $ifname 192.168.1.1 netmask 255.255.255.0 broadcast 192.168.1.255 up [ -d /proc/switch/eth0 ] && { echo 1 > /proc/switch/eth0/reset # this would be easier if we blasted the message across all ports # but we don't want packets leaking across interfaces for port in $(seq 0 4); do { echo "$port 5u*" > /proc/switch/eth0/vlan/0/ports netmsg 192.168.1.255 "Press reset now, to enter Failsafe!" }; done } || netmsg 192.168.1.255 "Press reset now, to enter Failsafe!" sleep 2 eval ${FAILSAFE:+failsafe} lock -w /tmp/.failsafe set_state preinit echo /sbin/hotplug > /proc/sys/kernel/hotplug ifconfig $ifname 0.0.0.0 down mount_root exec /sbin/init