From 6ad6d7707e893016e82eeb75f4f08131d12700e7 Mon Sep 17 00:00:00 2001 From: Sebastian Schmelzer Date: Mon, 4 Oct 2010 17:42:02 +0200 Subject: remove uClibc stuff - part I --- src/boot-env/pbs/rootfs/bin/bbinit | 19 ++ src/boot-env/pbs/rootfs/bin/handleEvents | 38 ++++ src/boot-env/pbs/rootfs/etc/bbinit.d/example | 32 +++ src/boot-env/pbs/rootfs/etc/events/example | 2 + src/boot-env/pbs/rootfs/init | 234 +++++++++++++++++++++ .../preboot/preboot-scripts/dialog.functions | 105 +++++++++ 6 files changed, 430 insertions(+) create mode 100755 src/boot-env/pbs/rootfs/bin/bbinit create mode 100755 src/boot-env/pbs/rootfs/bin/handleEvents create mode 100755 src/boot-env/pbs/rootfs/etc/bbinit.d/example create mode 100644 src/boot-env/pbs/rootfs/etc/events/example create mode 100755 src/boot-env/pbs/rootfs/init create mode 100644 src/boot-env/pbs/rootfs/preboot/preboot-scripts/dialog.functions (limited to 'src/boot-env/pbs/rootfs') diff --git a/src/boot-env/pbs/rootfs/bin/bbinit b/src/boot-env/pbs/rootfs/bin/bbinit new file mode 100755 index 00000000..3fd67612 --- /dev/null +++ b/src/boot-env/pbs/rootfs/bin/bbinit @@ -0,0 +1,19 @@ +#!/bin/hush + +# create clean setup +mkdir -p /etc/events.conf +mkdir -p /etc/events.d +rm /etc/events.d/* +for f in $(ls -1 /etc/events) +do + ln -sf /etc/events/$f /etc/events.d/$f +done + +mkdir -p /tmp/event +rm /tmp/event/* +rm /tmp/events + +# start bbinit +inotifyd /bin/handleEvents /tmp/event/:n & +# initial call (executing all zero dependent scipts) +handleEvents diff --git a/src/boot-env/pbs/rootfs/bin/handleEvents b/src/boot-env/pbs/rootfs/bin/handleEvents new file mode 100755 index 00000000..9bb78951 --- /dev/null +++ b/src/boot-env/pbs/rootfs/bin/handleEvents @@ -0,0 +1,38 @@ +#!/bin/hush + +# wait for lock +while [ -f /tmp/bbinit.lock ] +do + sleep 0.1 +done + +# lock eventhandler +touch /tmp/bbinit.lock + +# source list of finished events +[ -f /tmp/events ] && . /tmp/events + +# go through all unhandled events +for f in $( ls -1 /etc/events.d/ ) +do + . /etc/events.d/$f + + # check dependencies + eval dep=\$${f}_depends + havealldeps=1 + for d in $dep + do + eval havedep=\$have${d} + [ "x$havedep" == "x1" ] || havealldeps=0 + done + + # if nothing is missing execute script + if [ "x$havealldeps" == "x1" ]; then + echo executing $f + /etc/bbinit.d/$f & + rm /etc/events.d/$f + fi +done + +# unlock eventhandler +rm /tmp/bbinit.lock diff --git a/src/boot-env/pbs/rootfs/etc/bbinit.d/example b/src/boot-env/pbs/rootfs/etc/bbinit.d/example new file mode 100755 index 00000000..122cf566 --- /dev/null +++ b/src/boot-env/pbs/rootfs/etc/bbinit.d/example @@ -0,0 +1,32 @@ +#!/bin/hush + +me=$(basename $0) + +# read event parameters +. /etc/events/$me +eval provides=\$${me}_provides + +# get config output of the dependencies +eval dep=\$${me}_depends +for d in $dep +do + [ -f /etc/event.conf/$d ] && . /etc/event.conf/$d +done + +# do some stuff +echo "[$me] starting .." +for i in 1 2 3 4 5 6 +do + echo "[$me] $i" + sleep 1 +done +echo "[$me] finished .." + +# write configuration output +value="test" +echo "${provides}_someconfig=\"$value\"" >> /etc/event.conf/$provides + +# trigger eventhandler +echo "have${provides}=1" >> /tmp/events +touch /tmp/event/$me + diff --git a/src/boot-env/pbs/rootfs/etc/events/example b/src/boot-env/pbs/rootfs/etc/events/example new file mode 100644 index 00000000..75768967 --- /dev/null +++ b/src/boot-env/pbs/rootfs/etc/events/example @@ -0,0 +1,2 @@ +example_depends="" +example_provides="example" diff --git a/src/boot-env/pbs/rootfs/init b/src/boot-env/pbs/rootfs/init new file mode 100755 index 00000000..847cad87 --- /dev/null +++ b/src/boot-env/pbs/rootfs/init @@ -0,0 +1,234 @@ +#!/bin/ash +# Copyright (c) 2008..2009 - OpenSLX GmbH +# +# This program is free software distributed under the GPL version 2. +# See http://openslx.org/COPYING +# +# If you have any feedback please consult http://openslx.org/feedback and +# send your feedback to feedback@openslx.org +# +# General information about OpenSLX can be found at http://openslx.org +# +# Main script for preboot initial ramfs - preloading environment for running +# OpenSLX linux stateless clients version 5. + +fetchip () { +# we expect to get an ip address within 10++ seconds +( sleep 6 ; killall udhcpc >/dev/null 2>&1 ) & +for i in 1 2 ; do + udhcpc -f -n -q $vci -s /usr/share/udhcpc/default.script -i $nwif 2>/dev/null + if grep "ip=" /tmp/ipstuff >/dev/null 2>&1 ; then + . /tmp/ipstuff + for ns in $dns ; do + echo "nameserver $ns" >>/etc/resolv.conf + done + # simply add a single dns server for passing via kernel cmdline to stage3 + # (quickhack, just the last, list of dns might be better ...) + echo "dnssrv=$ns" >>/tmp/ipstuff + return + else + if [ $i -eq 1 ] ; then + sleep 1 + else + dialog --msgbox "Did not get any proper IP configuration: Please check \ +that your Ethernet card is supported, the machine is connected to the network \ +and a DHCP server is answering your requests." 7 65 + ash + echo "o" >/proc/sysrq-trigger + fi + fi +done +} + +############################################################################# +# PreBoot init main part + +# device files get their own filesystem +devdir="/dev" +mount -n -t tmpfs -o 'size=25%,mode=0755' mdev ${devdir} +mkdir -p /dev/pts +mount -t devpts devpts /dev/pts +echo /sbin/mdev > /proc/sys/kernel/hotplug +cat > /etc/mdev.conf << "EOF" +sda* 0:6 0660 +sdb* 0:6 0660 +sg* 0:6 0660 +hda* 0:6 0660 +hdb* 0:6 0660 +EOF + +mdev -s + +export DEBUGLEVEL=0 + +# create basic device files an directories in dev +for i in "/dev/mem c 1 1" "/dev/null c 1 3" "/dev/zero c 1 5" \ + "/dev/urandom c 1 9" "/dev/kmsg c 1 11" "/dev/tty0 c 4 0" \ + "/dev/tty1 c 4 1" "/dev/tty2 c 4 2" "/dev/tty3 c 4 3" \ + "/dev/tty4 c 4 4" "/dev/tty5 c 4 5" "/dev/tty6 c 4 6" \ + "/dev/tty7 c 4 7" "/dev/tty8 c 4 8" "/dev/tty9 c 4 9" \ + "/dev/tty10 c 4 10" "/dev/tty c 5 0" "/dev/console c 5 1" \ + "/dev/ptmx c 5 2" "/dev/psaux c 10 1" "/dev/agpgart c 10 175" \ + "/dev/fb0 c 29 0" "/dev/bootsplash p" "/dev/xconsole p"; do + mknod $i +done +mkdir -p ${devdir}/pts ${devdir}/shm +export PATH=/bin:/sbin:/usr/bin/:/usr/sbin + +# redirect kernel messages to tty10 instead of tty1 +getty -i -n -l /bin/cat 38400 tty10 & +setlogcons 10 + +# initramfs-setup configuration (common settings for all clients using a +# certain InitRamFS generated by slxmkramfs/mkdxsinitrd) +[ -f /etc/initramfs-setup ] && . /etc/initramfs-setup 2>/dev/null + +# set a default LAN interface, has to be modified for WLAN or on machines +# with more than one ethernet card built in +nwif="eth0" + +# mount the important standard directories +[ ! -f /proc/cpuinfo ] && mount -n -t proc proc /proc +[ ! -d /sys/class ] && mount -n -t sysfs sysfs /sys + +# load framebuffer modules if needed +for mod in vesafb fbcon; do + if [ x != x$(find /lib/modules -name ${mod}.ko) ]; then + modprobe $mod || \ + dialog --infobox "Module $mod did not load for some reason." 3 65 + usleep 1000 + fi +done + +# give startup information +dialog --infobox "Starting OpenSLX preboot environment ..." 3 65 + +# load usb keyboard and network adaptor modules +for mod in ${ramfs_nicmods} af_packet unix hid hid-bright usbhid \ + uhci-hcd ohci-hcd ; do + if [ x != x$(find /lib/modules -name ${mod}.ko) ]; then + modprobe $mod || \ + dialog --infobox "Module $mod did not load for some reason." 3 65 + usleep 10000 + fi +done + +# set the default for boot type and read kernel commandline (for this and +# other options) +export TYPE=fastboot +read KCMDLINE /bin/watchdog +#!/bin/ash +echo \$$ > /tmp/watchdogpid +[ ! -f /proc/version ] && mount -n -t proc proc /proc +sleep 120 2>/dev/null +echo "o" >/proc/sysrq-trigger +EOF + chmod u+x /bin/watchdog + watchdog & +else + getty -i -n -l /bin/ash 38400 tty2 & +fi + +if [ -n "${SSID}" ] ; then + # WLAN setup will most probably change the network interface name stored in + # nwif (to wlan0 or something like that) + [ $DEBUGLEVEL -gt 0 ] && echo "set essid to ${essid}"; + #value of essid unchecked yet + # load network adaptor modules + cd /lib/modules/$(ls /lib/modules/)/kernel/drivers/net/wireless + for mod in $(find . | grep .ko | sed 's,.*/\([^/]*\).ko,\1',); do + echo "Mod:"; + echo $mod; + modprobe $mod || echo "module $mod did not load for some reason" + usleep 10000 + done + cd / + wlanif=$(iwconfig 2>/dev/null|sed -n "/ESSID:/p"|sed "s/ .*//") + [ $DEBUGLEVEL -gt 0 ] && echo "wlancard recognized as ${wlanif}"; + ip link set dev ${wlanif} up + if iwconfig ${wlanif} mode managed essid "${essid}"; then + nwif=${wlanif} + else + error " Unable to configure the WLAN interface." + fi + : +else + # check here for the active Ethernet link + ip link show dev eth1 >/dev/null 2>&1 && \ + dialog --msgbox "More than one network interface found. This could cause \ +some trouble as their activation and ordering depends on the module load \ +order ..." 7 65 +fi + +# set up loopback networking and power up ethernet +ip link set dev lo up +ip addr add 127.0.0.1/8 dev lo +ip link set dev $nwif up || echo "I did not find any usable network adaptor." + +# run udhcpc and start a debug shell if no lease could be obtained +mkdir -p /usr/share/udhcpc +echo -e "#!/bin/ash\nunset infomsg HOME IFS mask lease interface DEBUGLEVEL \ +BOOT_IMAGE\nset >/tmp/ipstuff" >/usr/share/udhcpc/default.script +chmod u+x /usr/share/udhcpc/default.script +modprobe -q af_packet +[ -n $vci ] && vci="-V $vci" +fetchip +ip addr add $ip/$(ipcalc -s -p $ip $subnet|sed s/.*=//) dev $nwif +ip route add default via $router + +# get the mac address of the boot network adaptor +macaddr=$(ip link show dev $nwif 2>/dev/null | \ + sed -n "/ether [0-9e-f]\{2\}:.*/p" | sed -e "s/.*ether //;s/ .*//") +echo "macaddr=$macaddr" >>/etc/initramfs-setup + +# at this point a little selection script could be downloaded, which lets the +# user choose what kind of SLX client he wants to get +dialog --infobox "Fetching preboot interactive part and configuration from \ +the net ($boot_uri) ..." 4 65 +mkdir -p /preboot +wget -q -O /preboot/preboot.init ${boot_uri}bootloader/env/getinit/formedia/$PBS_ID +chmod u+x /preboot/preboot.init + +echo "pbs_id=$PBS_ID" >> /etc/pbs.conf + +# start a debug shell if needed, else set quiet kernel parameter +if [ "${DEBUGLEVEL}" -gt 0 ] ; then + echo "Starting shell, leaving it would continue init." + /bin/ash +else + # no debugging output for stage3 run + echo "quiet=quiet" >>/etc/initramfs-setup +fi +# run the preboot interactive part which finally will execute kexec +cd /preboot +exec ./preboot.init +# we should never return from that one ... +dialog --msgbox "The execution of the main preboot component failed. Please \ +check network access of your box. Is $boot_uri reachable!?" 6 65 +# ping -c 1 $boot_uri +sleep 20 && echo "o" >/proc/sysrq-trigger + diff --git a/src/boot-env/pbs/rootfs/preboot/preboot-scripts/dialog.functions b/src/boot-env/pbs/rootfs/preboot/preboot-scripts/dialog.functions new file mode 100644 index 00000000..7c6dd784 --- /dev/null +++ b/src/boot-env/pbs/rootfs/preboot/preboot-scripts/dialog.functions @@ -0,0 +1,105 @@ +# Copyright (c) 2009 - OpenSLX GmbH +# +# This program is free software distributed under the GPL version 2. +# See http://openslx.org/COPYING +# +# If you have any feedback please consult http://openslx.org/feedback and +# send your suggestions, praise, or complaints to feedback@openslx.org +# +# General information about OpenSLX can be found at http://openslx.org/ +# ----------------------------------------------------------------------------- +# dialog.functions +# provides shell scripts for dialog handling +# ----------------------------------------------------------------------------- + +# set -x + +if [ "x" == "x$DIALOG_HEIGHT" ]; then + DIALOG_HEIGHT="10" +fi + +if [ "x" == "x$DIALOG_WIDTH" ]; then + DIALOG_WIDTH="40" +fi + +_ddownload_checkpercentage () { + local lf=$1 + percentage=$(tail -n 5 $lf | sed 's/\.//g' | awk '{print $2}'| sed -n "s/%//p"| tail -n 1) + return $percentage +} + +ddownload () { + local dl_url=$1 + local dl_titel=$2 + local dl_outfile=$3 + local dl_logfile=$4 + + local dl_server=$(dirname $dl_url) + local dl_file=$(basename $dl_url) + + local dl_count + + if [ "x" == "x$dl_logfile" ]; then + dl_logfile="/tmp/logfile.$$" + fi + + if [ "x" == "x$dl_outfile" ]; then + dl_outfile="$dl_file" + fi + + if [ "x" == "x$dl_title" ]; then + dl_title="Downloading $dl_file .." + fi + + if [ -f "$dl_logfile" ]; then + rm $dl_logfile + fi + + # start wget in background + wget -v -b $dl_url -o "$dl_logfile" -O $dl_outfile + + sleep 0.1; + _ddownload_checkpercentage "$dl_logfile" + + dl_count=$? + + while [ $dl_count -le 99 ]; + do + echo $dl_count |dialog --gauge "$dl_title" $DIALOG_HEIGHT $DIALOG_WIDTH + sleep 0.5 + _ddownload_checkpercentage "$dl_logfile" + dl_count=$? + done + + local finished=0 + while [ ! $finished ]; do + finished=$(tail -n 4 $dl_logfile | grep -c "$dl_file"); + done + + echo 100 | dialog --gauge "$dl_title" $DIALOG_HEIGHT $DIALOG_WIDTH; + +} + + + +menu_firststart () { + while [ "x$(cat result)" = "x" ] ; do + dialog --menu "OpenSLX" 30 60 22 \ + 01 "Kiosk" \ + 02 "Kiosk Setup" \ + 03 "Custom System" \ + 2>result + done +} + +menu_oldconfig () { + oldconf=$1; + while [ "x$(cat result)" = "x" ] ; do + dialog --menu "OpenSLX" 30 60 22 \ + 01 "Kiosk" \ + 02 "Kiosk Setup" \ + 03 "Custom System" \ + 04 "Custom System" + 2>result + done +} -- cgit v1.2.3-55-g7522