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. /etc/functions.sh
failsafe_ip() {
ifconfig $ifname 192.168.1.1 netmask 255.255.255.0 broadcast 192.168.1.255 up
}
failsafe() {
lock /tmp/.failsafe
failsafe_ip
echo "0 1 2 3 4 5u*" > /proc/switch/eth0/vlan/0/ports
set_state failsafe
[ -x "/usr/sbin/nvram" ] && {
[ "$(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
}
mount none /proc -t proc
insmod diag
set_state preinit
echo '/sbin/hotplug.failsafe' > /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
failsafe_ip
insmod switch-core
insmod switch-robo || insmod switch-adm || rmmod switch-core
[ -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!"
ifconfig $ifname 0.0.0.0 down
sleep 2
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