From 9078927b395db1bc0259a03fd7e105fc306ca526 Mon Sep 17 00:00:00 2001
From: Dirk von Suchodoletz
Date: Fri, 3 Aug 2007 13:06:49 +0000
Subject: Further on ... (see r1308, #153)

git-svn-id: http://svn.openslx.org/svn/openslx/trunk@1309 95ad53e4-c205-0410-b2fa-d234c58c8868
---
 initramfs/cdboot/init | 129 ++++++++++++++++++++++++++++++++++++++++++++++++++
 initramfs/mkdxsinitrd |  46 +++++++++---------
 2 files changed, 151 insertions(+), 24 deletions(-)
 create mode 100755 initramfs/cdboot/init

diff --git a/initramfs/cdboot/init b/initramfs/cdboot/init
new file mode 100755
index 00000000..8a93d052
--- /dev/null
+++ b/initramfs/cdboot/init
@@ -0,0 +1,129 @@
+#!/bin/sh
+# Copyright (c) 2003 - 2006 - RZ Uni Freiburg
+# Copyright (c) 2006, 2007 - 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 new type of initial ramdisk for OpenSLX linux stateless
+# clients version 4
+
+#############################################################################
+# device files get their own filesystem (to be move mounted later)
+devdir="/dev"
+mount -n -t tmpfs -o 'size=25%,mode=0755' initramfsdevs ${devdir}
+
+# create basic device files an directories in dev (for most hardware related
+# devices mdev should handle that)
+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 ${devdir}/.udevdb ${devdir}/.udev
+
+# source functions file common for all distros, messages contains all error
+# and info output (for some reason the error output is not produced properly
+# - crash)
+
+# initramfs-setup configuration (common settings for all clients using a
+# certain InitRamFS generated by slxmkramfs/mkdxsinitrd)
+[ -f /etc/initramfs-setup ] && . /etc/initramfs-setup 2>/dev/null
+
+export PATH=/bin:/sbin:/usr/bin/:/usr/sbin
+
+export DEBUGLEVEL=0
+export KERNEL="${slxconf_kernver}"
+export NWMODULES="${slxconf_listnwmod}"
+
+# set a default LAN interface, might 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
+
+# keep quiet
+#echo "0 0 0 0" >/proc/sys/kernel/printk
+
+# fixme: shut down if script fails
+trap "exec (sleep 30; echo o>/proc/sysrq-trigger)" \
+  SIGHUP SIGINT SIGPIPE SIGTERM
+
+# if no kernel version is set, try to get it directly from /proc
+if [ -z $KERNEL ] ; then
+  KERNEL=$(cat /proc/version)
+  KERNEL=${KERNEL#*version }
+  KERNEL=${KERNEL% (*) (*}
+fi
+
+# load network adaptor modules
+for mod in ${NWMODULES}; do
+  modprobe ${MODPRV} $mod || echo "module $mod did not load for some reason"
+  usleep 10000 
+done
+
+# read kernel commandline
+read KCMDLINE < /proc/cmdline
+export KCMDLINE
+# read the system wide machine-setup and then the kernel commandline
+for opts in $(sed "s/#.*//" /etc/initramfs-setup) ${KCMDLINE} ; do
+  case ${opts} in
+    debug)
+      DEBUGLEVEL=1;;
+    # ... or a specified debug level
+  esac
+done
+# at this point a timer should be started to ensure an automated reboot
+# or halt of the machine if SLX init does not succeed (e.g. missing kernel
+# module for the network adaptor)
+if [ ${DEBUGLEVEL} -lt 3 -o ${DEBUGLEVEL} = 8 ] ; then
+  cat<<EOF > /bin/watchdog
+#!/bin/ash
+echo \$$ > /tmp/watchdogpid
+[ ! -f /proc/version ] && mount -n -t proc proc /proc
+. /etc/functions
+sleep 120 2> /dev/null
+echo "o" > /proc/sysrq-trigger
+EOF
+  chmod u+x /bin/watchdog
+  watchdog &
+fi
+
+if [ -n "${essid}" ] ; then
+  # WLAN setup will most probably change the network interface name stored in
+  # nwif (to wlan0 or something like that)
+  :
+else
+  # check here for the active ethernet link
+  ip link show dev eth1 >/dev/null 2>&1 && error "$init_2eif" nonfatal
+fi
+
+# set up loopback networking
+[ $DEBUGLEVEL -eq 20 ] && echo "** starting ip config at $(sysup)"
+ip link set dev lo up
+ip addr add 127.0.0.1/8 dev lo
+ip link set dev $nwif up || echo "noeth"
+
+# start udhcpc here
+
+[ -f /tmp/confviadhcp ] && . /tmp/confviadhcp
+    [ -z "$clientip" -o -z "$subnet_mask" -o -z "$gateway" \
+      -o -z "$broadcast_address" ] && error "$init_errdhcp"
+    ip addr add $clientip/$(nm2pref $subnet_mask) broadcast $broadcast_address \
+      dev $nwif
+    ip route add default via $gateway
+
+# start the new kernel with initialramfs and cmdline
+#kexec
diff --git a/initramfs/mkdxsinitrd b/initramfs/mkdxsinitrd
index d30bd9a6..171b8ba6 100755
--- a/initramfs/mkdxsinitrd
+++ b/initramfs/mkdxsinitrd
@@ -336,7 +336,7 @@ while getopts :Cdhk:c:i:r:o:s:f:n:m:S:tu:wI:a: a ; do
     esac
     exit 1
     ;;
-    c)  cdboot=1;;
+    C)  cdboot=1;;
     c)  CLCONFFILE=$OPTARG;;
     d)  use_dhclient=1;;
     k)  KERNVER=$OPTARG;;
@@ -505,6 +505,9 @@ if [ -z "$cdboot" ] ; then
     debian*)
       cp ${ROOTDIR}/lib/libnss_compat.so.2 ${INSTDIR}/lib;;
   esac
+  # add libpci.so to the libraries, as we are going to copy it manually:
+  slxldd --root-path=${ROOTDIR} ${SLX_SHARE_PATH}/initramfs/lib/libpci.so.2 \
+    >>${INSTDIR}/tmp/libraries
 else
   # fast kernel switch tool
   cobi kexec bin
@@ -515,10 +518,6 @@ if [ -n "${enable_wlan}" ] ; then
   cobi iwconfig bin
 fi
   
-# add libpci.so to the libraries, as we are going to copy it manually:
-slxldd --root-path=${ROOTDIR} ${SLX_SHARE_PATH}/initramfs/lib/libpci.so.2 \
-	>>${INSTDIR}/tmp/libraries
-
 # now copy all libraries that have been determined to be required:
 # first we handle all 64-bit libs...
 for lib in $(fgrep /lib64/ ${INSTDIR}/tmp/libraries 2>/dev/null|sort -u); do
@@ -659,6 +658,24 @@ if [ -z "$cdboot" ] ; then
     test -f ${SLX_PRIVATE_PATH}/config/$cfg && \
       cp ${SLX_PRIVATE_PATH}/config/$cfg ${INSTDIR}/bin
   done
+  # custom hardware configuration files pcitable.local and Cards.local
+  # fixme!! New source for these files (instead of templates)!
+  if [ -f ${SLX_SHARE_PATH}/templates/pcitable.local ] ; then
+    cat ${SLX_SHARE_PATH}/templates/pcitable.local > \
+      ${INSTDIR}/usr/share/hwdata/pcitable.new
+    cat ${INSTDIR}/usr/share/hwdata/pcitable >>\
+      ${INSTDIR}/usr/share/hwdata/pcitable.new
+    mv ${INSTDIR}/usr/share/hwdata/pcitable.new \
+      ${INSTDIR}/usr/share/hwdata/pcitable
+  fi
+  if [ -f ${SLX_SHARE_PATH}/templates/Cards.local ] ; then
+    cat ${SLX_SHARE_PATH}/templates/Cards.local > \
+      ${INSTDIR}/usr/share/hwdata/Cards.new
+    cat ${INSTDIR}/usr/share/hwdata/Cards >>\
+      ${INSTDIR}/usr/share/hwdata/Cards.new
+    mv ${INSTDIR}/usr/share/hwdata/Cards.new \
+      ${INSTDIR}/usr/share/hwdata/Cards
+  fi
 else
   # just copy the several ethernet drivers
   mkdir -p ${INSTDIR}/lib/modules/${KERNVER}/kernel/drivers/net
@@ -685,25 +702,6 @@ if [ -n "${CLCONFFILE}" ] ; then
 fi
 echo "## end of common initramfs-setup" >>${INSTDIR}/etc/initramfs-setup
 
-# custom hardware configuration files pcitable.local and Cards.local
-# fixme!! New source for these files (instead of templates)!
-if [ -f ${SLX_SHARE_PATH}/templates/pcitable.local ] ; then
-  cat ${SLX_SHARE_PATH}/templates/pcitable.local > \
-    ${INSTDIR}/usr/share/hwdata/pcitable.new
-  cat ${INSTDIR}/usr/share/hwdata/pcitable >>\
-    ${INSTDIR}/usr/share/hwdata/pcitable.new
-  mv ${INSTDIR}/usr/share/hwdata/pcitable.new \
-    ${INSTDIR}/usr/share/hwdata/pcitable
-fi
-if [ -f ${SLX_SHARE_PATH}/templates/Cards.local ] ; then
-  cat ${SLX_SHARE_PATH}/templates/Cards.local > \
-    ${INSTDIR}/usr/share/hwdata/Cards.new
-  cat ${INSTDIR}/usr/share/hwdata/Cards >>\
-    ${INSTDIR}/usr/share/hwdata/Cards.new
-  mv ${INSTDIR}/usr/share/hwdata/Cards.new \
-    ${INSTDIR}/usr/share/hwdata/Cards
-fi
-
 #########################################################################
 # End of file copy procedures
 
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cgit v1.2.3-55-g7522