# Filename: /linuxrc
# Purpose: minirt for kernel 2.6 running on grml live-cd
# Authors: (c) Klaus Knopper <knoppix@knopper.net>, (c) Michael Prokop <mika@grml.org>
-# Latest change: Tue Mar 27 23:05:51 CEST 2007
+# Latest change: Fri Apr 13 10:55:59 CEST 2007 [mika]
#######################################################################################
# hardcoded configurable options
# echo "$CLEAR"
# Just go to the top of the screen
# echo -n "\e[H\e[J"
+DISTRI="$(getbootparam 'distri' 2>/dev/null)"
+if [ -n "$DISTRI" ] ; then
+SPLASH="
+${RED} $DISTRI
+
+${WHITE}based on grml.org.
+
+${NORMAL}"
+else
+SPLASH="
+${RED} ____ ____ __ __ _
+${RED} / ___| _ \| \/ | |
+${RED} | | _| |_) | |\/| | |
+${RED} | |_| | _ <| | | | |___
+${RED} \____|_| \_\_| |_|_____|
+
+${WHITE}grml.org - Linux for users of texttools and sysadmins.
+
+${NORMAL}"
+fi
+
echo ""
echo "${WHITE}Welcome to"
-echo ""
-echo "${RED} ____ ____ __ __ _ "
-echo "${RED} / ___| _ \| \/ | | "
-echo "${RED} | | _| |_) | |\/| | | "
-echo "${RED} | |_| | _ <| | | | |___ "
-echo "${RED} \____|_| \_\_| |_|_____|"
-echo ""
-echo "${WHITE}grml.org - Linux for users of texttools and sysadmins."
-echo "${NORMAL}"
+echo "$SPLASH"
# We need the builtin commands and /static only starting at this point
PATH=/static
GRML_NAME="GRML"
case "$CMDLINE" in *grml_dir=*) GRML_DIR="$grml_dir"; ;; esac
case "$CMDLINE" in *grml_name=*) GRML_NAME="$grml_name"; ;; esac
+case "$CMDLINE" in *small*) GRML_TYPE="small"; ;; esac
# NFS
for i in $cmdline; do case "$i" in nfsdir=*|NFSDIR=*) eval $i;; esac; done
cat /proc/cmdline
fi
+# check for available ram
+RAM=$(/static/awk '/MemTotal/{print $2}' /proc/meminfo)
+log_begin_msg "${RAM} kB of RAM available"
+
+case "$CMDLINE" in *small*) GRML_TYPE="small"; ;; esac
+
+if [ "$GRML_TYPE" = "small" ]
+then
+ if [[ $RAM -lt 25000 ]]
+ then
+ log_end_msg "You need at least 32MB of RAM available for grml-small"
+ return 1
+ fi
+else
+ if [[ $RAM -lt 58000 ]]
+ then
+ log_end_msg "You need at least 64Mb of RAM available for grml"
+ return 1
+ fi
+fi
+
# Run a shell if in debug mode
# echo "${BLUE}Dropping you to a busybox shell for debugging.${NORMAL}"
stage=1
# New sysfs based SCSI detection (thanks, Jörg Schirottke)
sysfsscsi(){
-SYS=$(for x in $(find /sys/devices/ -name modalias); do grep pci: $x; done|cut -f2 -d:)
+SYS=$(for x in $(find /sys/devices/ -name modalias); do grep pci: $x 2>/dev/null; done|cut -f2 -d:)
while read id driver; do
for sysid in $SYS; do
case $sysid in $id)
done
}
# modules.alias and modules.dep are in place so USE IT :)!
- modLoad "$(for x in $(find /sys/devices/ -name modalias); do grep pci: $x; done |/static/xargs)"
-
+ find /sys/devices/ -name modalias |/static/xargs -r /static/grep -h pci: |while read i; do
+ modLoad "$i"
+ done
# loading additional modules
modLoad sunrpc lockd af_packet nfs
dhcp_iface_=$(getbootparam dhcp_iface)
if [ -z "$dhcp_iface_" ]; then
- dhcp_iface_=`ifconfig -a | grep '^eth' | sed 's/ .*//'`
+ dhcp_iface_=`ifconfig -a | grep '^eth' | sed 's/ .*//'`
fi
# make sure we have a udhcpc executable, if it's not present
fi
# Now that the right SCSI driver is (hopefully) loaded, try to find CD-ROM
-if test -z $NFS ; then
- DEVICES="/dev/hd?"
- test -n "$FOUND_SCSI" -a -z "$NOCD" && DEVICES="/dev/scd? /dev/scd?? $DEVICES"
- # New: Also try parallel port CD-Roms [for Mike].
- DEVICES="$DEVICES /dev/pcd?"
- # New: also check HD partitions for a GRML/GRML image
- # notice: use /dev/sd? for usb-sticks without partition(s)
- test -n "$FOUND_SCSI" -a -z "$NOSCSI" && DEVICES="$DEVICES /dev/sd?[1-9] /dev/sd?[1-9][0-9] /dev/sd?"
- DEVICES="$DEVICES /dev/hd?[1-9] /dev/hd?[1-9][0-9]"
- case "$CMDLINE" in *fromhd=/dev/*) DEVICES="$fromhd"; ;; esac
- for i in $DEVICES
- do
- log_begin_msg "${CRE} ${GREEN}*${NORMAL} Looking for CD-ROM in: ${MAGENTA}$i${NORMAL}"
- if mountit $i /cdrom "-o ro" >/dev/null 2>&1
- then
- echo " $SUCCESS"
- if test -f /cdrom/$GRML_DIR/$GRML_NAME
- then
- log_begin_msg "Accessing grml CD-ROM at: ${MAGENTA}$i${NORMAL}" ; echo " $SUCCESS"
- FOUND_GRML="$i"
- break
- fi
- umount /cdrom
+grmlmount()
+{
+ if test -z $NFS ; then
+ DEVICES="/dev/hd?"
+ test -n "$FOUND_SCSI" -a -z "$NOCD" && DEVICES="/dev/scd? /dev/scd?? $DEVICES"
+ # New: Also try parallel port CD-ROMs
+ DEVICES="$DEVICES /dev/pcd?"
+ # New: also check HD partitions for a GRML/GRML image
+ # notice: use /dev/sd? for usb-sticks without partition(s)
+ test -n "$FOUND_SCSI" -a -z "$NOSCSI" && DEVICES="$DEVICES /dev/sd?[1-9] /dev/sd?[1-9][0-9] /dev/sd?"
+ DEVICES="$DEVICES /dev/hd?[1-9] /dev/hd?[1-9][0-9]"
+ case "$CMDLINE" in *fromhd=/dev/*) DEVICES="$fromhd"; ;; esac
+ for i in $DEVICES ; do
+ log_begin_msg "${CRE} ${GREEN}*${NORMAL} Looking for CD-ROM in: ${MAGENTA}$i${NORMAL}"
+ if mountit $i /cdrom "-o ro" >/dev/null 2>&1 ; then
+ echo " $SUCCESS"
+ if test -f /cdrom/$GRML_DIR/$GRML_NAME ; then
+ log_begin_msg "Accessing grml CD-ROM at: ${MAGENTA}$i${NORMAL}" ; echo " $SUCCESS"
+ FOUND_GRML="$i"
+ break
+ fi
+ umount /cdrom
+ fi
+ done
fi
- done
+}
+
+# Rerun the grml-CDROM part 3 times at total
+if ! grmlmount ; then
+ log_warning_msg "grml CD-ROM not yet found, sleeping for 5 seconds and trying again then."
+ sleep 5
+ if ! grmlmount ; then
+ log_warning_msg "grml CD-ROM still not yet found, sleeping for 5 more seconds and trying once more again."
+ sleep 5
+ fi
fi
# Harddisk-installed script part version has been removed
# Default ramdisk size for ramdisk
[ -n "$TOTALMEM" ] && RAMSIZE="$(/usr/bin/expr $TOTALMEM / 5)"
+# check for available RAM
+# check for bootoption small and/or grml-small
+if [ -n "$FOUNDMEM" ] ; then
+ if [ "$GRML_TYPE" = "small" ] ; then
+ if [ "$FOUNDMEM" -lt 25000 ] ; then
+ log_begin_msg "Bootoption *small detected, but you need at least 32MB of RAM available." ; echo " $FAILED"
+ log_begin_msg "Dropping you to a shell, continue on your own risk." ; echo " $FAILED"
+ /bin/bash
+ fi
+ else
+ if [ "$FOUNDMEM" -lt 58000 ] ; then
+ log_begin_msg "You need at least 64MB of RAM available for grml." ; echo " $FAILED"
+ log_begin_msg "Dropping you to a shell, continue on your own risk." ; echo " $FAILED"
+ /bin/bash
+ fi
+ fi
+fi
+
# Create additional dynamic ramdisk.
test -z "$RAMSIZE" -o "$RAMSIZE" -lt "$MINSIZE" && RAMSIZE="$MINSIZE"
mkdir -p /ramdisk
fi
# We now have unionfs, copy some data from the initial ramdisk first
cp -a /etc/fstab /etc/auto.mnt /etc/filesystems /etc/mtab /UNIONFS/etc/
-
# disable resolvconf on the terminalserver client
if [ -n "$NFS" ] ; then
rm /UNIONFS/etc/resolv.conf
cp -a /etc/resolv.conf /UNIONFS/etc
echo REPORT_ABSENT_SYMLINK=no >> /UNIONFS/etc/default/resolvconf
fi
-
- for i in bin boot etc sbin var lib opt root usr; do # Move directories to unionfs
+ for i in bin boot etc sbin var opt root usr $EMUL $LIB64 lib ; do # Move directories to unionfs
if test -d /$i; then
/bin/mv /$i /$i.old && \
# /GRML/lib/ld-linux.so.2 --library-path /GRML/lib /GRML/bin/ln -snf /UNIONFS/$i /$i && \