From a9929695c6ad0779eaa8cb3d68d37760981d55b7 Mon Sep 17 00:00:00 2001 From: nbd Date: Mon, 25 Jan 2010 17:11:17 +0000 Subject: add preinit modularization work by Daniel Dickinson (cshore) git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19331 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- package/base-files/files/etc/preinit | 111 +++++++++-------------------------- 1 file changed, 29 insertions(+), 82 deletions(-) (limited to 'package/base-files/files/etc') diff --git a/package/base-files/files/etc/preinit b/package/base-files/files/etc/preinit index 688fca075..eff382af3 100755 --- a/package/base-files/files/etc/preinit +++ b/package/base-files/files/etc/preinit @@ -1,98 +1,45 @@ #!/bin/sh # Copyright (C) 2006 OpenWrt.org +# Copyright (C) 2010 Vertical Communications + export PATH=/bin:/sbin:/usr/bin:/usr/sbin . /etc/diag.sh -failsafe_ip() { - ifconfig $ifname 192.168.1.1 netmask 255.255.255.0 broadcast 192.168.1.255 up -} - -failsafe() { - set_state failsafe - [ -n "$ifname" ] && grep "$ifname" /proc/net/dev >/dev/null && { - failsafe_ip - netmsg 192.168.1.255 "Entering Failsafe!" - telnetd -l /bin/login.sh <> /dev/null 2>&1 - } - lock /tmp/.failsafe - ash --login -} - -mount proc /proc -t proc -mount sysfs /sys -t sysfs +preinit_essential_hook= +preinit_main_hook= +failsafe_hook= +initramfs_hook= +preinit_mount_root= -size=$(awk '/MemTotal:/ {l=5242880;mt=($2*1024);print((s=mt/2)l)?mt-l:s}' /proc/meminfo) -mount tmpfs /tmp -t tmpfs -o size=$size,nosuid,nodev,mode=1777 +pi_ifname= +pi_ip=192.168.1.1 +pi_broadcast=192.168.1.255 +pi_netmask=255.255.255.0 -if grep devfs /proc/filesystems > /dev/null; then - mount devfs /dev -t devfs - M0=/dev/pty/m0 - M1=/dev/pty/m1 - HOTPLUG=/sbin/hotplug-call +fs_failsafe_ifname= +fs_failsafe_ip=192.168.1.1 +fs_failsafe_broadcast=192.168.1.255 +fs_failsafe_netmask=255.255.255.0 -elif [ -x /sbin/hotplug2 ]; then - mount -t tmpfs tmpfs /dev -o size=512K - mknod /dev/console c 5 1 - /sbin/hotplug2 --set-worker /lib/hotplug2/worker_fork.so --set-rules-file /etc/hotplug2-init.rules --no-persistent --set-coldplug-cmd /sbin/udevtrigger - /sbin/hotplug2 --set-worker /lib/hotplug2/worker_fork.so --set-rules-file /etc/hotplug2-init.rules --persistent & - M0=/dev/ptmx - M1=/dev/ptmx - HOTPLUG= +fs_failsafe_wait_timeout=2 -elif [ -x /sbin/udevd ]; then - mount -n -t tmpfs -o mode=0755 udev /dev - [ -d /lib/udev/devices ] && cp -af /lib/udev/devices/* /dev/ - [ -c /dev/console ] || mknod -m 0600 /dev/console c 5 1 - [ -c /dev/null ] || mknod -m 0666 /dev/null c 1 3 - /sbin/udevd --daemon --resolve-names=never - /sbin/udevadm trigger - /sbin/udevadm settle - M0=/dev/pty/ptmx - M1=/dev/pty/ptmx - HOTPLUG= -fi +pi_suppress_stderr="y" +pi_init_suppress_stderr="y" +pi_init_path="/bin:/sbin:/usr/bin:/usr/sbin" +pi_init_cmd="/sbin/init" -[ -d /dev/pts ] || mkdir -p /dev/pts -[ -d /dev/shm ] || mkdir -p /dev/shm -mount devpts /dev/pts -t devpts +. /lib/functions/boot.sh -# 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 +for pi_source_file in /lib/preinit/*; do + . $pi_source_file +done -echo "- preinit -" -set_state preinit -echo "Press CTRL-C for failsafe" -trap 'FAILSAFE=true' INT -trap 'FAILSAFE=true' USR1 -if [ -e /etc/preinit.arch ]; then - . /etc/preinit.arch -else - sleep 2 -fi -echo "$HOTPLUG" > /proc/sys/kernel/hotplug -export FAILSAFE -eval ${FAILSAFE:+failsafe} -lock -w /tmp/.failsafe +boot_run_hook preinit_essential -if [ -z "$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 - } +pi_mount_skip_next=false +pi_jffs2_mount_success=false +pi_failsafe_net_message=false - echo "- init -" +boot_run_hook preinit_main - exec /sbin/init -fi -- cgit v1.2.3