From 416ab8a37f1b07dc9f6c0fb3ff1a8ff2036510b5 Mon Sep 17 00:00:00 2001
From: Sebastian Schmelzer
Date: Thu, 2 Sep 2010 17:50:49 +0200
Subject: change dir structure

---
 src/boot-env/pbs/uclib-rootfs/bin/bbinit           |  19 ++
 src/boot-env/pbs/uclib-rootfs/bin/handleEvents     |  38 ++++
 src/boot-env/pbs/uclib-rootfs/etc/bbinit.d/example |  32 +++
 src/boot-env/pbs/uclib-rootfs/etc/events/example   |   2 +
 src/boot-env/pbs/uclib-rootfs/init                 | 234 +++++++++++++++++++++
 .../preboot/preboot-scripts/dialog.functions       | 105 +++++++++
 6 files changed, 430 insertions(+)
 create mode 100755 src/boot-env/pbs/uclib-rootfs/bin/bbinit
 create mode 100755 src/boot-env/pbs/uclib-rootfs/bin/handleEvents
 create mode 100755 src/boot-env/pbs/uclib-rootfs/etc/bbinit.d/example
 create mode 100644 src/boot-env/pbs/uclib-rootfs/etc/events/example
 create mode 100755 src/boot-env/pbs/uclib-rootfs/init
 create mode 100644 src/boot-env/pbs/uclib-rootfs/preboot/preboot-scripts/dialog.functions

(limited to 'src/boot-env/pbs')

diff --git a/src/boot-env/pbs/uclib-rootfs/bin/bbinit b/src/boot-env/pbs/uclib-rootfs/bin/bbinit
new file mode 100755
index 00000000..3fd67612
--- /dev/null
+++ b/src/boot-env/pbs/uclib-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/uclib-rootfs/bin/handleEvents b/src/boot-env/pbs/uclib-rootfs/bin/handleEvents
new file mode 100755
index 00000000..9bb78951
--- /dev/null
+++ b/src/boot-env/pbs/uclib-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/$f
+  fi 
+done
+
+# unlock eventhandler
+rm /tmp/bbinit.lock
diff --git a/src/boot-env/pbs/uclib-rootfs/etc/bbinit.d/example b/src/boot-env/pbs/uclib-rootfs/etc/bbinit.d/example
new file mode 100755
index 00000000..122cf566
--- /dev/null
+++ b/src/boot-env/pbs/uclib-rootfs/etc/bbinit.d/example
@@ -0,0 +1,32 @@
+#!/bin/hush
+
+me=$(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/uclib-rootfs/etc/events/example b/src/boot-env/pbs/uclib-rootfs/etc/events/example
new file mode 100644
index 00000000..75768967
--- /dev/null
+++ b/src/boot-env/pbs/uclib-rootfs/etc/events/example
@@ -0,0 +1,2 @@
+example_depends=""
+example_provides="example"
diff --git a/src/boot-env/pbs/uclib-rootfs/init b/src/boot-env/pbs/uclib-rootfs/init
new file mode 100755
index 00000000..847cad87
--- /dev/null
+++ b/src/boot-env/pbs/uclib-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 </proc/cmdline
+# read the system wide machine-setup and then the kernel commandline
+for opts in ${KCMDLINE} ; do
+  case ${opts} in
+    debug)
+      DEBUGLEVEL=1;;
+    # ... or a specified debug level (will be passed to next stage)
+    debug=*)
+      DEBUGLEVEL=${opts#debug=};;
+    # WLAN ssid (most probably passed that way, unused yet ...)
+    ssid=*)
+      SSID=${opts#SSID=};;
+    # Boot type (fastboot)/directkiosk/cfgkiosk/slxconfig
+    type=*)
+      TYPE=${opts#type=};;
+    pbsId=*)
+      PBS_ID=${opts#pbsId=};;
+  esac
+done
+
+# start a watchdog to ensure an automated reboot or halt of the machine if the
+# preboot init does not succeed (e.g. missing kernel module/firmware for the
+# network adaptor)
+if [ "${DEBUGLEVEL}" -eq 0 ] ; then
+  cat<<EOF >/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 $boot_uri
+sleep 20 && echo "o" >/proc/sysrq-trigger
+
diff --git a/src/boot-env/pbs/uclib-rootfs/preboot/preboot-scripts/dialog.functions b/src/boot-env/pbs/uclib-rootfs/preboot/preboot-scripts/dialog.functions
new file mode 100644
index 00000000..7c6dd784
--- /dev/null
+++ b/src/boot-env/pbs/uclib-rootfs/preboot/preboot-scripts/dialog.functions
@@ -0,0 +1,105 @@
+# Copyright (c) 2009 - OpenSLX GmbH
+#
+# This program is free software distributed under the GPL version 2.
+# See http://openslx.org/COPYING
+#
+# If you have any feedback please consult http://openslx.org/feedback and
+# send your suggestions, praise, or complaints to feedback@openslx.org
+#
+# General information about OpenSLX can be found at http://openslx.org/
+# -----------------------------------------------------------------------------
+# dialog.functions
+#   provides shell scripts for dialog handling
+# -----------------------------------------------------------------------------
+
+# set -x
+
+if [ "x" == "x$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
+}
-- 
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