#!/bin/sh # Copyright (C) 2006 OpenWrt.org export PATH=/bin:/sbin:/usr/bin:/usr/sbin . /etc/diag.sh failsafe_ip() { ifconfig $ifname 192.168.1.1 netmask 255.255.255.0 broadcast 192.168.1.255 up } failsafe() { [ -n "$ifname" ] && grep "$ifname" /proc/net/dev >/dev/null && { failsafe_ip netmsg 192.168.1.255 "Entering Failsafe!" telnetd -l /bin/login <> /dev/null 2>&1 } lock /tmp/.failsafe ash --login } mount proc /proc -t proc mount sysfs /sys -t sysfs size=$(awk '/MemTotal:/ {l=5242880;mt=($2*1024);print((s=mt/2) /dev/null; then mount devfs /dev -t devfs M0=/dev/pty/m0 M1=/dev/pty/m1 HOTPLUG=/sbin/hotplug-call elif [ -x /sbin/hotplug2 ]; then mount -t tmpfs tmpfs /dev -o size=512K mknod /dev/console c 5 1 if [ -n "$INITRAMFS" ]; then /sbin/hotplug2 --coldplug --no-persistent --max_children 1 & else /sbin/hotplug2 --coldplug --set-rules-file /etc/hotplug2-init.rules /sbin/hotplug2 --no-coldplug --persistent --set-rules-file /etc/hotplug2-init.rules & fi M0=/dev/ptmx M1=/dev/ptmx HOTPLUG= elif [ -x /sbin/udevd ]; then mount -n -t tmpfs -o mode=0755 udev /dev /sbin/udevd --daemon /sbin/udevtrigger /sbin/udevsettle M0=/dev/pty/ptmx M1=/dev/pty/ptmx HOTPLUG= fi mkdir -p /dev/pts /dev/shm mount devpts /dev/pts -t devpts # the shell really doesn't like having stdin/out closed # that's why we use /dev/pty/m0 and m1 as replacement # for /dev/console if there's no serial console available dd if=/dev/console of=/dev/null bs=1 count=0 >/dev/null 2>/dev/null && { M0=/dev/console M1=/dev/console } exec <$M0 >$M1 2>&0 echo "- preinit -" trap 'FAILSAFE=true' USR1 [ -e /etc/preinit.arch ] && . /etc/preinit.arch set_state preinit echo "$HOTPLUG" > /proc/sys/kernel/hotplug eval ${FAILSAFE:+failsafe} lock -w /tmp/.failsafe if [ -z "$INITRAMFS" ]; then mount_root [ -f /sysupgrade.tgz ] && { echo "- config restore -" cd / mv sysupgrade.tgz /tmp tar xzf /tmp/sysupgrade.tgz rm -f /tmp/sysupgrade.tgz sync } echo "- init -" killall hotplug2 exec /sbin/init fi