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Diffstat (limited to 'liveinit.tpl')
-rwxr-xr-x | liveinit.tpl | 1165 |
1 files changed, 1165 insertions, 0 deletions
diff --git a/liveinit.tpl b/liveinit.tpl new file mode 100755 index 0000000..3b035c0 --- /dev/null +++ b/liveinit.tpl @@ -0,0 +1,1165 @@ +#!/bin/ash +# +# Copyright 2004 Slackware Linux, Inc., Concord, CA, USA +# Copyright 2007, 2008, 2009, 2010, 2012 Patrick J. Volkerding, Sebeka, MN, USA +# Copyright 2015, 2016, 2017 Eric Hameleers, Eindhoven, NL +# All rights reserved. +# +# Redistribution and use of this script, with or without modification, is +# permitted provided that the following conditions are met: +# +# 1. Redistributions of this script must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED +# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF +# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO +# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; +# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, +# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR +# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF +# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# +################################################################################## +# Changelog +# 10-Dec-2012 <mozes@slackware.com> +# * Added support for the official Kernel parameters to select root filesystem +# type ('rootfstype') and pause before attempting to mount the root filesystem +# ('rootdelay'). The original parameters may continue to be used. +# 23-Oct-2015 <alien@slackware.com> +# * Modified for booting as a Live filesystem. +################################################################################## + +# The ISO creation script will create a filesystem with this label. +# Nevertheless, the user may have copied the ISO content to a different device. +MEDIALABEL="@MEDIALABEL@" + +LIVEMAIN="@LIVEMAIN@" +MARKER="@MARKER@" +PERSISTENCE="@PERSISTENCE@" + +DISTRO="@DISTRO@" +CDISTRO="@CDISTRO@" +VERSION="@VERSION@" + +LIVEUID="@LIVEUID@" + +LIVEMEDIA="" +LIVEPATH="" + +# By default, let the media determine if we can write persistent changes: +# However, if we define TORAM=1, we will also set VIRGIN=1 since we want +# to avoid anything that writes to disk after we copy the OS to RAM. +VIRGIN=0 + +# If set to '1', existing persistent data will be wiped: +WIPE_PERSISTENCE=0 + +# Used for debugging the init; +# Set DEBUG to '1' to enable explicit pauses; '2' enables verbose script exec; +# and '4' dumps you into a debug shell right before the switch_root: +DEBUG=0 +DEBUGV=" " + +# Masochists can copy the live environment into RAM: +TORAM=0 + +# The default number of loop devices the Live OS will use (if you have +# a large number of addon modules, this value may be too low). +# Can be changed by the 'maxloops=' boot parameter: +MAXLOOPS=96 + +# By default we do not touch local hard disks (raid, lvm, btrfs): +LOCALHD=0 + +# Usability tweaks: +TWEAKS="" + +# Perhaps we need to blacklist some kernel module(s): +BLACKLIST="" + +# NFS root support: +HNMAC="" +HNMAC_ALLOWED="YES" +INTERFACE="" +NFSHOST="" + +# Max wait time for DHCP client to configure an interface: +DHCPWAIT=20 + +INITRD=$(cat /initrd-name) +WAIT=$(cat /wait-for-root) +KEYMAP=$(cat /keymap) +LUKSVOL=$(cat /luksdev) +INIT=/sbin/init + +PATH="/sbin:/bin:/usr/sbin:/usr/bin" + +# Mount /proc and /sys: +mount -n proc /proc -t proc +mount -n sysfs /sys -t sysfs +mount -n tmpfs /run -t tmpfs -o mode=0755 + +if grep devtmpfs /proc/filesystems 1>/dev/null 2>/dev/null ; then + DEVTMPFS=1 + mount -n devtmpfs /dev -t devtmpfs +fi + +# Parse command line +for ARG in $(cat /proc/cmdline); do + case $ARG in + 0|1|2|3|4|5|6|S|s|single) + RUNLEVEL=$ARG + ;; + blacklist=*) + BLACKLIST=$(echo $ARG | cut -f2 -d=) + ;; + debug) + DEBUG=1 + ;; + debug=*) + DEBUG=$(echo $ARG | cut -f2 -d=) + DEBUGV="-v" + ;; + dhcpwait=*) + DHCPWAIT=$(echo $ARG | cut -f2 -d=) + ;; + hostname=*) + # generic syntax: hostname=newname[,qualifier] + LIVE_HOSTNAME=$(echo $ARG | cut -f2 -d= | cut -f1 -d,) + if [ "$(echo $ARG | cut -f2 -d= | cut -f2 -d,)" = "fixed" ]; then + Keep hostname fixed i.e. never add a MAC address suffix: + HNMAC_ALLOWED="NO" + fi + ;; + init=*) + INIT=$(echo $ARG | cut -f2 -d=) + ;; + kbd=*) + KEYMAP=$(echo $ARG | cut -f2 -d=) + ;; + livemain=*) + LIVEMAIN=$(echo $ARG | cut -f2 -d=) + ;; + livemedia=*) + # generic syntax: livemedia=/dev/sdX + # ISO syntax: livemedia=/dev/sdX:/path/to/slackwarelive.iso + LM=$(echo $ARG | cut -f2 -d=) + LIVEMEDIA=$(echo $LM | cut -f1 -d:) + LIVEPATH=$(echo $LM | cut -f2 -d:) + unset LM + ;; + livepw=*) + LIVEPW=$(echo $ARG | cut -f2 -d=) + ;; + load=*) + LOAD=$(echo $ARG | cut -f2 -d=) + ;; + locale=*) + LOCALE=$(echo $ARG | cut -f2 -d=) + ;; + localhd) + LOCALHD=1 + ;; + luksvol=*) + # Format: luksvol=file1[:/mountpoint1][,file1[:/mountpoint2],...] + LUKSVOL=$(echo $ARG | cut -f2 -d=) + ;; + maxloops=*) + MAXLOOPS=$(echo $ARG | cut -f2 -d=) + ;; + nfsroot=*) + # nfsroot=192.168.0.1:/path/to/liveslak + NFSHOST=$(echo $ARG | cut -f2 -d= |cut -f1 -d:) + NFSPATH=$(echo $ARG | cut -f2 -d= |cut -f2 -d:) + ;; + nic=*) + # nic=<driver>:<interface>:<dhcp|static>[:ipaddr:netmask[:gateway]] + ENET=$(echo $ARG | cut -f2 -d=) + ;; + noload=*) + NOLOAD=$(echo $ARG | cut -f2 -d=) + ;; + nop) + VIRGIN=1 + ;; + nop=*) + if [ "$(echo $ARG | cut -f2 -d=)" = "wipe" ]; then + WIPE_PERSISTENCE=1 + fi + ;; + persistence=*) + PERSISTENCE=$(echo $ARG | cut -f2 -d=) + ;; + rescue) + RESCUE=1 + ;; + swap) + USE_SWAP=1 + ;; + rootpw=*) + ROOTPW=$(echo $ARG | cut -f2 -d=) + ;; + toram) + TORAM=1 + VIRGIN=1 # prevent writes to disk since we are supposed to run from RAM + ;; + tweaks=*) + # Comma-separated set of usability tweaks. + # nga: no glamor 2d acceleration. + # tpb: trackpoint scrolling while pressing middle mouse button. + # syn: start synaptics daemon and extend X.Org capabilities. + # ssh: start SSH daemon (disabled by default). + TWEAKS=$(echo $ARG | cut -f2 -d=) + ;; + tz=*) + TZ=$(echo $ARG | cut -f2 -d=) + ;; + waitforroot=*|rootdelay=*) + WAIT=$(echo $ARG | cut -f2 -d=) + ;; + xkb=*) + XKB=$(echo $ARG | cut -f2 -d=) + ;; + esac +done + +# Verbose boot script execution: +[ $DEBUG -ge 2 ] && set -x + +debugit () { + if [ $DEBUG -eq 0 -o $DEBUG -gt 3 ]; then + return + elif [ $DEBUG -le 2 ]; then + echo "DEBUG>> -- blkid info -- :" + blkid | while read LINE ; do echo "DEBUG>> $LINE" ; done + echo "DEBUG>> -- mount info -- :" + mount | while read LINE ; do echo "DEBUG>> $LINE" ; done + fi + echo "DEBUG>> -- Press ENTER to continue -- : " + read JUNK + return +} + +rescue() { + echo + if [ "x$1" != "x" ]; then + echo "$1" + else + echo "RESCUE mode" + echo + echo " You can try to fix or rescue your system now. If you want" + echo " to boot into your fixed system, mount your root filesystem" + echo " read-only under /mnt:" + echo + echo " # mount -o ro -t filesystem root_device /mnt" + fi + echo + echo " Type 'exit' when things are done." + echo + /bin/sh +} + +# If udevd is available, use it to generate block devices +# else use mdev to read sysfs and generate the needed devices +if [ -x /sbin/udevd -a -x /sbin/udevadm ]; then + /sbin/udevd --daemon --resolve-names=never + /sbin/udevadm trigger --subsystem-match=block --action=add + if [ -n "$NFSHOST" ]; then + # We also need network devices if NFS root is requested: + if [ -z "$(/sbin/udevadm trigger --subsystem-match=net --action=add -v -n |rev |cut -d/ -f1 |rev |grep -v lo)" ]; then + /sbin/udevadm trigger $DEBUGV + else + /sbin/udevadm trigger --subsystem-match=net --action=add $DEBUGV + fi + fi + /sbin/udevadm settle --timeout=10 +else + [ "$DEVTMPFS" != "1" ] && mdev -s +fi + +# Load kernel modules (ideally this was already done by udev): +if [ ! -d /lib/modules/$(uname -r) ]; then + echo "${MARKER}: No kernel modules found for Linux $(uname -r)." +elif [ -x ./load_kernel_modules ]; then # use load_kernel_modules script: + echo "${MARKER}: Loading kernel modules from initrd image:" + . ./load_kernel_modules 1>/dev/null 2>/dev/null +else # load modules (if any) in order: + if ls /lib/modules/$(uname -r)/*.*o 1> /dev/null 2> /dev/null ; then + echo "${MARKER}: Loading kernel modules from initrd image:" + for module in /lib/modules/$(uname -r)/*.*o ; do + /sbin/modprobe $module 1>/dev/null 2>/dev/null + done + unset module + fi +fi + +# Sometimes the devices need extra time to be available. +# A root filesystem on USB is a good example of that. +sleep $WAIT +# Fire at least one blkid: +blkid 1>/dev/null 2>/dev/null + +# Load a custom keyboard mapping: +if [ -n "$KEYMAP" ]; then + echo "${MARKER}: Loading '$KEYMAP' keyboard mapping:" + tar xzOf /etc/keymaps.tar.gz ${KEYMAP}.bmap | loadkmap +fi + +if [ "$RESCUE" = "" ]; then + if [ $LOCALHD -eq 1 ]; then + # We will initialize RAID/LVM/BTRFS on local harddisks: + # Initialize RAID: + if [ -x /sbin/mdadm ]; then + # If /etc/mdadm.conf is present, udev should DTRT on its own; + # If not, we'll make one and go from there: + if [ ! -r /etc/mdadm.conf ]; then + /sbin/mdadm -E -s >/etc/mdadm.conf + /sbin/mdadm -S -s + /sbin/mdadm -A -s + # This seems to make the kernel see partitions more reliably: + fdisk -l /dev/md* 1> /dev/null 2> /dev/null + fi + fi + + # Initialize LVM: + if [ -x /sbin/vgchange ]; then + mkdir -p /var/lock/lvm # this avoids useless warnings + /sbin/vgchange -ay --ignorelockingfailure 2>/dev/null + /sbin/udevadm settle --timeout=10 + fi + + # Scan for btrfs multi-device filesystems: + if [ -x /sbin/btrfs ]; then + /sbin/btrfs device scan + fi + fi + + # --------------------------------------------------------------------- # + # SLACKWARE LIVE - START # + # --------------------------------------------------------------------- # + + ## Support functions ## + + cidr_cvt() { + # Function to convert the netmask from CIDR format to dot notation. + # Number of args to shift, 255..255, first non-255 byte, zeroes + set -- $(( 5 - ($1 / 8) )) 255 255 255 255 $(( (255 << (8 - ($1 % 8))) & 255 )) 0 0 0 + [ $1 -gt 1 ] && shift $1 || shift + echo ${1-0}.${2-0}.${3-0}.${4-0} + } + + setnet() { + # Find and configure the network interface for NFS root support. + # Assume nothing about the method of network configuration: + ENET_MODE="ask" + + echo "${MARKER}: Configuring network interface for NFS mount." + + # Does the commandline have NIC information for us? + # Format is 'nic=driver:interface:<dhcp|static>:ip:mask:gw' + if [ -n "$ENET" ]; then + DRIVER=$(echo $ENET |cut -f1 -d:) + INTERFACE=$(echo $ENET |cut -f2 -d:) + ENET_MODE=$(echo $ENET |cut -f3 -d:) + if [ "$ENET_MODE" = "static" ]; then + IPADDR=$(echo $ENET |cut -f4 -d:) + NETMASK=$(echo $ENET |cut -f5 -d:) + # We allow for CIDR notation of the netmask (0 < NETMASK < 25): + if [ "$(echo $NETMASK |tr -cd '\.')" != "..." ]; then + NETMASK=$(cidr_cvt $NETMASK) + fi + # Determine BROADCAST: + eval $(ipcalc -b $IPADDR $NETMASK) + # Not mandatory: + GATEWAY=$(echo $ENET | cut -f6 -d:) + fi + fi + + # If no interface is present the cmdline should have provided a driver: + if [ $(cat /proc/net/dev |grep ':' |sed -e "s/^ *//" |cut -f1 -d: |grep -v lo |wc -l) -eq 0 ]; then + if [ "x${DRIVER}" != "x" ]; then + # This takes silent care of 'DRIVER=auto' as well... + modprobe ${DRIVER} 1>/dev/null 2>/dev/null + fi + fi + + # Let's determine the interface: + if [ "x$INTERFACE" = "x" -o "$INTERFACE" = "auto" ]; then + # Cmdline did not provide a nic or it's "auto" to let dhcpcd find out: + for EDEV in $(cat /proc/net/dev |grep ':' |sed -e "s/^ *//" |cut -f1 -d: |grep -v lo) ; do + if grep -q $(echo ${EDEV}: |cut -f 1 -d :): /proc/net/wireless ; then + continue # skip wireless interfaces + fi + # If this configures an interface, we're done with dhcpcd afterwards: + /sbin/dhcpcd -L -p -t $DHCPWAIT $EDEV & + done + unset EDEV + # Wait at most DHCPWAIT seconds for a DHCP-configured interface to appear: + for ITER in $(seq 0 $DHCPWAIT); do + if $(ip -f inet -o addr show | grep -v " lo " 1>/dev/null 2>/dev/null) + then + # Found one! + break + fi + sleep 1 + done + # What interface did dhcpcd configure? + INTERFACE="" + for EDEV in $(cat /proc/net/dev |grep ':' |sed -e "s/^ *//" |cut -f1 -d: |grep -v lo); do + if [ -s /run/dhcpcd/dhcpcd-${EDEV}.pid ]; then + INTERFACE="${EDEV}" + break + fi + done + unset EDEV + fi + + if [ "x$INTERFACE" = "x" ]; then + # Failed to find a configured interface... desperate measure: + echo "${MARKER}: Failed to find network interface... trouble ahead." + INTERFACE="eth0" + fi + + # We know our INTERFACE, so let's configure it: + if [ "$ENET_MODE" = "ask" -o "$ENET_MODE" = "dhcp" ]; then + # Invoke dhcpcd only if it was not called yet: + if [ ! -s /run/dhcpcd/dhcpcd-${INTERFACE}.pid ]; then + /sbin/dhcpcd -L -p -t $DHCPWAIT $INTERFACE + fi + else + # Kill dhcpcd if we used it to find a statically configured interface: + if [ -s /run/dhcpcd/dhcpcd-${INTERFACE}.pid ]; then + /sbin/dhcpcd -k $INTERFACE + fi + # Static IP address requires IPADDRESS, NETMASK, NETMASK at a minimum: + ifconfig $INTERFACE $IPADDR netmask $NETMASK broadcast $BROADCAST + if [ -n "$GATEWAY" ]; then + route add default gw $GATEWAY metric 1 + fi + fi + + # Store the interface MAC address so we may modify the hostname with it: + HNMAC=$(ip link show ${INTERFACE} |grep link/ether |tr -s ' ' |cut -d ' ' -f3 |tr -d ':') + + } # End setnet() + + find_loop() { + # The losetup of busybox is different from the real losetup - watch out! + lodev=$(losetup -f) + if [ -z "$lodev" ]; then + # We exhausted the available loop devices, so create the block device: + for NOD in $(seq 0 ${MAXLOOPS}); do + if [ ! -b /dev/loop${NOD} ]; then + mknod -m660 /dev/loop${NOD} b 7 ${NOD} + break + fi + done + lodev=/dev/loop${NOD} + elif [ ! -b $lodev ]; then + # We exhausted the available loop devices, so create the block device: + mknod -m660 $lodev b 7 $(echo $lodev |sed %/dev/loop%%) + fi + echo "$lodev" + } + + find_modloc() { + MY_LOC="$1" + MY_BASE="$2" + + if [ $TORAM -ne 0 ]; then + # If we need to copy the module to RAM, we need a place for that: + mkdir -p /mnt/live/toram + # Copy the module to RAM before mounting it, preserving relative path: + MODNAME="$(basename ${MY_LOC})" + MODRELPATH="$(dirname ${MY_LOC} |sed "s,$MY_BASE,,")" + mkdir -p /mnt/live/toram/${MODRELPATH} + cp "${MY_LOC}" "/mnt/live/toram/${MODRELPATH}" + MY_LOC="/mnt/live/toram/${MODRELPATH}/${MODNAME}" + fi + + echo "${MY_LOC}" + } + + load_modules() { + # SUBSYS can be 'system', 'addons', 'optional': + SUBSYS="$1" + + for MODULE in $(find /mnt/media/${LIVEMAIN}/${SUBSYS}/ -name "*.sxz" 2>/dev/null |sort) ; do + MODBASE="$(basename ${MODULE} .sxz)" + if [ "$SUBSYS" = "optional" ]; then + # Load one or more optionals by using boot parameter 'load': + # load=mod1[,mod2[,mod3]] + if [ -z "$LOAD" -o -z "$(echo ",${LOAD}," |grep -i ",$(echo $MODBASE |cut -d- -f2),")" ]; then + continue + fi + elif [ "$SUBSYS" = "addons" ]; then + # Skip loading one or more addons by using boot parameter 'noload': + # noload=mod1[,mod2[,mod3]] + if [ -n "$NOLOAD" -a -n "$(echo ",${NOLOAD}," |grep -i ",$(echo $MODBASE |cut -d- -f2),")" ]; then + echo "$MODBASE" >> /mnt/live/modules/skipped + continue + fi + fi + MODLOC=$(find_modloc ${MODULE} /mnt/media) + if [ -d /mnt/live/modules/${MODBASE} ]; then + echo "${MARKER}: duplicate $SUBSYS module '${MODBASE}', excluding it from the overlay." + echo "$MODBASE" >> /mnt/live/modules/dupes + else + mkdir /mnt/live/modules/${MODBASE} + mount -t squashfs -o loop ${MODLOC} /mnt/live/modules/${MODBASE} + if [ $? -eq 0 ]; then + if echo ${MODBASE} | grep -q ^0000 -a ; then + echo "${MARKER}: ${CDISTRO} Live based on liveslak-${VERSION} #$(cat /mnt/live/modules/${MODBASE}/${MARKER})" + fi + RODIRS=":/mnt/live/modules/${MODBASE}${RODIRS}" + # 0099-* are the Live customizations, exclude those for setup2hd: + if ! echo ${MODBASE} | grep -q ^0099 ; then + FS2HD=":/mnt/live/modules/${MODBASE}${FS2HD}" + fi + else + echo "${MARKER}: Failed to mount $SUBSYS module '${MODBASE}', excluding it from the overlay." + echo "$MODBASE" >> /mnt/live/modules/failed + fi + fi + done + } + + ## End support functions ## + + # We need a mounted filesystem here to be able to do a switch_root later, + # so we create one in RAM: + if [ $TORAM -eq 1 ]; then + RAMSIZE=90% # need to be able to load the entire OS in RAM + else + RAMSIZE=50% # the default value. + fi + mount -t tmpfs -o defaults,size=${RAMSIZE} none /mnt + + # Find the Slackware Live media. + # TIP: Increase WAIT to give USB devices a chance to be seen by the kernel. + mkdir /mnt/media + if [ -n "$NFSHOST" ]; then + # NFS root. First configure our network interface: + setnet + # Mount the NFS share and hope for the best: + mount -t nfs -o nolock,vers=3 $NFSHOST:$NFSPATH /mnt/media + LIVEALL="$NFSHOST:$NFSPATH" + LIVEMEDIA="$LIVEALL" + # No writing on NFS exports, overlayfs does not support it: + VIRGIN=1 + elif [ -z "$LIVEMEDIA" ]; then + # LIVEMEDIA not specified on the boot commandline using "livemedia=" + # Filter out the block devices, only look at partitions at first: + LIVEALL=$(blkid |grep LABEL="\"$MEDIALABEL\"" |cut -d: -f1 |grep "[0-9]$") + LIVEMEDIA=$(blkid |grep LABEL="\"$MEDIALABEL\"" |cut -d: -f1 |grep "[0-9]$" |head -1) + if [ ! -z "$LIVEMEDIA" ]; then + # That was easy... we found the media straight away. + # Determine filesystem type ('iso9660' means we found a CDROM/DVD) + LIVEFS=$(blkid $LIVEMEDIA |rev |cut -d'"' -f2 |rev) + mount -t $LIVEFS -o ro $LIVEMEDIA /mnt/media + else + LIVEALL=$(blkid |grep LABEL="\"$MEDIALABEL\"" |cut -d: -f1 |grep -v "[0-9]$") + LIVEMEDIA=$(blkid |grep LABEL="\"$MEDIALABEL\"" |cut -d: -f1 |grep -v "[0-9]$" |head -1) + if [ ! -z "$LIVEMEDIA" ]; then + # We found a block device with the correct label (non-UEFI media). + # Determine filesystem type ('iso9660' means we found a CDROM/DVD) + LIVEFS=$(blkid $LIVEMEDIA |rev |cut -d'"' -f2 |rev) + mount -t $LIVEFS -o ro $LIVEMEDIA /mnt/media + else + # Bummer... label not found; the ISO was extracted to a different device. + # Separate partitions from block devices, look at partitions first: + for SLDEVICE in $(blkid |cut -d: -f1 |grep "[0-9]$") $(blkid |cut -d: -f1 |grep -v "[0-9]$") ; do + SLFS=$(blkid $SLDEVICE |rev |cut -d'"' -f2 |rev) + mount -t $SLFS -o ro $SLDEVICE /mnt/media + if [ -d /mnt/media/${LIVEMAIN} ]; then + # Found our media! + LIVEALL=$SLDEVICE + LIVEMEDIA=$SLDEVICE + LIVEFS=$(blkid $LIVEMEDIA |rev |cut -d'"' -f2 |rev) + break + else + umount $SLDEVICE + unset SLDEVICE + fi + done + fi + fi + if [ -n "$LIVEMEDIA" ]; then + # Gotcha! + break + fi + sleep 1 + else + # LIVEMEDIA was specified on the boot commandline using "livemedia=" + if [ ! -b "$LIVEMEDIA" ]; then + # Passed a UUID or LABEL? + LIVEALL=$(findfs UUID=$LIVEMEDIA 2>/dev/null) || LIVEALL=$(findfs LABEL=$LIVEMEDIA 2>/dev/null) + LIVEMEDIA="$LIVEALL" + else + LIVEALL="$LIVEMEDIA" + fi + if [ -z "$LIVEALL" ]; then + echo "${MARKER}: Live media '$LIVEMEDIA' not found... trouble ahead." + else + if [ -n "$LIVEPATH" -a "$LIVEPATH" != "$LIVEMEDIA" ]; then + # Boot option used: "livemedia=/dev/sdX:/path/to/live.iso", + # instead of just "livemedia=/dev/sdX". + # First mount the partition and then loopmount the ISO: + SUPERMNT=/mnt/super_$(od -An -N1 -tu1 /dev/urandom |tr -d ' ') + mkdir -p ${SUPERMNT} + SUPERFS=$(blkid $LIVEMEDIA |rev |cut -d'"' -f2 |rev) + mount -t $SUPERFS -o ro $LIVEMEDIA ${SUPERMNT} + if [ -f "${SUPERMNT}/$LIVEPATH" ]; then + LIVEFS=$(blkid "${SUPERMNT}/$LIVEPATH" |rev |cut -d'"' -f2 |rev) + LIVEALL="${SUPERMNT}/$LIVEPATH" + LIVEMEDIA="$LIVEALL" + MOUNTOPTS="loop" + fi + fi + LIVEFS=$(blkid $LIVEMEDIA |rev |cut -d'"' -f2 |rev) + mount -t $LIVEFS -o ${MOUNTOPTS:-ro} $LIVEMEDIA /mnt/media + fi + fi + + # Finished determining the media availability, it should be mounted now. + + if [ ! -z "$LIVEMEDIA" ]; then + echo "${MARKER}: Live media found at ${LIVEMEDIA}." + if [ ! -d /mnt/media/${LIVEMAIN} ]; then + echo "${MARKER}: However, live media was not mounted... trouble ahead." + fi + if [ "$LIVEMEDIA" != "$LIVEALL" ]; then + echo "${MARKER}: NOTE: Multiple partitions with '$MEDIALABEL' label were found ($(echo $LIVEALL))... success not guaranteed." + fi + else + echo "${MARKER}: No live media found... trouble ahead." + echo "${MARKER}: Try adding \"rootdelay=20\" to the boot command." + debugit + rescue + fi + + debugit + + # Start assembling our live system components below /mnt/live : + mkdir /mnt/live + + # Mount our squashed modules (.sxz extension). + mkdir /mnt/live/modules + + if [ $TORAM -ne 0 ]; then + echo "${MARKER}: Copying Live modules to RAM, please be patient." + fi + + # Modules were created in specific order and will be mounted in that order. + # In the lowerdirs parameter for the overlay, the module with the highest + # number (i.e. created last) will be leftmost in a colon-separated list: + RODIRS="" + FS2HD="" + + # First, the base Slackware system components: + load_modules system + + # Next, the add-on (3rd party etc) components, if any: + # Remember, module name must adhere to convention: "NNNN-modname-*.sxz" + # where 'N' is a digit and 'modname' must not contain a dash '-'. + load_modules addons + + # And finally any explicitly requested optionals (like nvidia drivers): + # Remember, module name must adhere to convention: "NNNN-modname-*.sxz" + # where 'N' is a digit and 'modname' must not contain a dash '-'. + load_modules optional + + # Get rid of the starting colon: + RODIRS=$(echo $RODIRS |cut -c2-) + FS2HD=$(echo $FS2HD |cut -c2-) + + if [ $TORAM -ne 0 ]; then + echo "${MARKER}: Live OS copied to RAM, you can remove the Live medium." + if [ "LIVEFS" = "iso9660" ]; then + eject ${LIVEMEDIA} + fi + fi + + # Setup persistence in case our media is writable, *and* the user + # has created a directory "persistence" in the root of the media. + # otherwise we let the block changes accumulate in RAM only. + + # Create the mount point for the writable upper directory of the overlay: + # Assume the default to be a readonly media - we write to RAM: + UPPERDIR=/mnt/live/changes + OVLWORK=/mnt/live/.ovlwork + if [ "$VIRGIN" = "0" ]; then + if [ "LIVEFS" != "iso9660" -a -d /mnt/media/${PERSISTENCE} ]; then + # Looks OK, but we need to remount the media in order to write + # to the persistence directory: + mount -o remount,rw /mnt/media + # Try a write... just to be dead sure: + if touch /mnt/media/${PERSISTENCE}/.rwtest 2>/dev/null && rm /mnt/media/${PERSISTENCE}/.rwtest 2>/dev/null ; then + # Writable media and we are allowed to write to it. + if [ "$WIPE_PERSISTENCE" = "1" ]; then + echo "${MARKER}: Wiping existing persistent data in '/${PERSISTENCE}'." + find /mnt/media/${PERSISTENCE}/ -mindepth 1 -exec rm -rf {} \; 2>/dev/null + fi + echo "${MARKER}: Writing persistent changes to media directory '/${PERSISTENCE}'." + UPPERDIR=/mnt/media/${PERSISTENCE} + OVLWORK=/mnt/media/.ovlwork + fi + elif [ "LIVEFS" != "iso9660" -a -f /mnt/media/${PERSISTENCE}.img ]; then + # Use a container file; the filesystem needs to be writable: + mount -o remount,rw /mnt/media + # Find a free loop device to mount the persistence container file: + prdev=$(find_loop) + prdir=$(basename ${PERSISTENCE})_$(od -An -N1 -tu1 /dev/urandom |tr -d ' ') + mkdir -p /mnt/live/${prdir} + losetup $prdev /mnt/media/${PERSISTENCE}.img + # Check if the persistence container is LUKS encrypted: + if cryptsetup isLuks $prdev 1>/dev/null 2>/dev/null ; then + echo "Unlocking LUKS encrypted persistence file '/${PERSISTENCE}.img'" + cryptsetup luksOpen $prdev $(basename ${PERSISTENCE}) </dev/tty0 >/dev/tty0 2>&1 + if [ $? -ne 0 ]; then + echo "${MARKER}: Failed to unlock persistence file '/${PERSISTENCE}.img'." + echo "${MARKER}: Falling back to RAM." + else + # LUKS properly unlocked; from now on use the mapper device instead: + prdev=/dev/mapper/$(basename ${PERSISTENCE}) + fi + fi + prfs=$(blkid $prdev |rev |cut -d'"' -f2 |rev) + mount -t $prfs $prdev /mnt/live/${prdir} 2>/dev/null + if [ $? -ne 0 ]; then + echo "${MARKER}: Failed to mount persistence file '/${PERSISTENCE}.img'." + echo "${MARKER}: Falling back to RAM." + else + if [ "$WIPE_PERSISTENCE" = "1" ]; then + echo "${MARKER}: Wiping existing persistent data in '/${PERSISTENCE}.img'." + find /mnt/live/${prdir}/$(basename ${PERSISTENCE})/ -mindepth 1 -exec rm -rf {} \; 2>/dev/null + fi + echo "${MARKER}: Writing persistent changes to file '/${PERSISTENCE}.img'." + UPPERDIR=/mnt/live/${prdir}/$(basename ${PERSISTENCE}) + OVLWORK=/mnt/live/${prdir}/.ovlwork + fi + fi + else + echo "${MARKER}: Writing changes to RAM - no persistence:" + if [ ! -z "$LUKSVOL" ]; then + # Even without persistence, we need to be able to write to the partition + # if we are using a LUKS container file: + mount -o remount,rw /mnt/media + fi + fi + + debugit + + # Create the writable upper directory, plus the workdir which is required + # for overlay to function (the two must be in the same POSIX filesystem): + [ ! -d ${UPPERDIR} ] && mkdir -p ${UPPERDIR} + [ ! -d ${OVLWORK} ] && mkdir -p ${OVLWORK} + + # Create the overlays of readonly and writable directories: + mkdir -p /mnt/${LIVEMAIN}fs + mkdir -p /mnt/overlay + # We are going to use a readonly overlay of the unmodified filesystem + # as source for 'setup2hd': + mount -t overlay -o lowerdir=${FS2HD} overlay /mnt/${LIVEMAIN}fs + # And this is the actual Live overlay: + mount -t overlay -o workdir=${OVLWORK},upperdir=${UPPERDIR},lowerdir=${RODIRS} overlay /mnt/overlay + if [ $? -ne 0 -a "$VIRGIN" = "0" ]; then + # Failed to create the persistent overlay - try without persistence: + echo "${MARKER}: Failed to create persistent overlay, attempting to continue in RAM." + UPPERDIR=/mnt/live/changes + OVLWORK=/mnt/live/.ovlwork + mkdir -p ${UPPERDIR} + mkdir -p ${OVLWORK} + mount -t overlay -o workdir=${OVLWORK},upperdir=${UPPERDIR},lowerdir=${RODIRS} overlay /mnt/overlay + fi + + debugit + + # Make the underpinning RAM fs accessible in the live system (for fun): + mkdir -p /mnt/overlay/mnt/live + mount --rbind /mnt/live /mnt/overlay/mnt/live + mkdir -p /mnt/overlay/mnt/${LIVEMAIN}fs + mount --bind /mnt/${LIVEMAIN}fs /mnt/overlay/mnt/${LIVEMAIN}fs + + # Same for the Linux filesystem on the USB stick: + mkdir -p /mnt/overlay/mnt/livemedia + if [ $TORAM -eq 0 ]; then + mount --bind /mnt/media /mnt/overlay/mnt/livemedia + else + # For PXE server we need to provide kernel and initrd too, + # not just the modules: + cp -af /mnt/media/boot /mnt/live/toram/ + mount --bind /mnt/live/toram /mnt/overlay/mnt/livemedia + fi + + if [ ! -z "$USE_SWAP" ]; then + # Use any available swap device: + for SWAPD in $(blkid |grep TYPE="\"swap\"" |cut -d: -f1) ; do + echo "${MARKER}: Enabling swapping to '$SWAPD'" + echo "$SWAPD swap swap defaults 0 0" >> /mnt/overlay/etc/fstab + done + fi + + if [ ! -z "$KEYMAP" ]; then + # Configure custom keyboard mapping in console and X: + echo "${MARKER}: Switching live console to '$KEYMAP' keyboard" + cat <<EOT > /mnt/overlay/etc/rc.d/rc.keymap +#!/bin/sh +# Load the keyboard map. More maps are in /usr/share/kbd/keymaps. +if [ -x /usr/bin/loadkeys ]; then + /usr/bin/loadkeys ${KEYMAP} +fi +EOT + chmod 755 /mnt/overlay/etc/rc.d/rc.keymap + fi + if [ ! -z "$KEYMAP" -o ! -z "$XKB" ]; then + # Set a keyboard mapping in X.Org, derived from the console map if needed: + # Variable XKB can be set to "XkbLayout,XkbVariant,XkbOptions". + # For example "xkb=ch,fr,compose:sclk,grp:alt_shift_toggle" + # Note that the XkbOptions can be several comma-separated values. + # The XkbLayout and XkbVariant values must not contain commas. + # You can set just the XkbVariant by adding something like "kbd=ch xkb=,fr" + + # Catch a missing comma in the "$XKB" string value which messes with 'cut': + XKB="$XKB," + XKBLAYOUT=$(echo $XKB |cut -d, -f1) + XKBVARIANT=$(echo $XKB |cut -d, -f2) + XKBOPTIONS=$(echo $XKB |cut -d, -f3-) + # Ensure that XKBLAYOUT gets a value; + # XKBVARIANT and XKBOPTIONS are allowed to be empty. + if [ -z "$XKBLAYOUT" ]; then + if [ -z "$KEYMAP" ]; then + XKBLAYOUT="us" + else + XKBLAYOUT="$(echo $KEYMAP |cut -c1-2)" + fi + fi + else + XKBLAYOUT="us" + fi + echo "${MARKER}: Switching live X desktop to '$XKBLAYOUT' keyboard" + + if [ "$XKBLAYOUT" != "us" ]; then + # If the layout is not 'us' then add 'us' as a secondary nevertheless: + XKBLAYOUT="$XKBLAYOUT,us" + XKBVARIANT="$XKBVARIANT," + fi + + if [ -z "$XKBOPTIONS" ]; then + # If the user did not specify any X keyboard options then we will + # determine a set of sane defaults: + if [ "$XKBLAYOUT" != "us" ]; then + # User should be able to switch between layouts (Alt-Shift toggles). + # Also, many languages use the AltGr key, so we will use Shift-AltGr + # (press them, then release them, then enter your two keys of choice) + # as the Compose Key - see "/usr/share/X11/xkb/rules/xorg.lst": + XKBOPTIONS="grp:alt_shift_toggle,grp_led:scroll,lv3:ralt_switch_multikey" + else + # For US keyboard we just define the Compose Key as before: + XKBOPTIONS="lv3:ralt_switch_multikey" + fi + fi + mkdir -p /mnt/overlay/etc/X11/xorg.conf.d + echo > /mnt/overlay/etc/X11/xorg.conf.d/30-keyboard.conf + cat <<EOT >> /mnt/overlay/etc/X11/xorg.conf.d/30-keyboard.conf +Section "InputClass" + Identifier "keyboard-all" + MatchIsKeyboard "on" + MatchDevicePath "/dev/input/event*" + Driver "evdev" + Option "XkbLayout" "$XKBLAYOUT" +EOT + if [ -z "$XKBVARIANT" ]; then + cat <<EOT >> /mnt/overlay/etc/X11/xorg.conf.d/30-keyboard.conf + #Option "XkbVariant" "$XKBVARIANT" +EOT + else + cat <<EOT >> /mnt/overlay/etc/X11/xorg.conf.d/30-keyboard.conf + Option "XkbVariant" "$XKBVARIANT" +EOT + fi + cat <<EOT >> /mnt/overlay/etc/X11/xorg.conf.d/30-keyboard.conf + Option "XkbOptions" "$XKBOPTIONS" +EndSection +EOT + + if [ ! -z "$LOCALE" ]; then + # Configure custom locale: + echo "${MARKER}: Switching to '$LOCALE' locale" + sed -i -e "s/^ *export LANG=.*/export LANG=${LOCALE}/" /mnt/overlay/etc/profile.d/lang.sh + fi + + if [ ! -z "$TZ" -a -f /mnt/overlay/usr/share/zoneinfo/${TZ} ]; then + # Configure custom timezone: + echo "${MARKER}: Configuring timezone '$TZ'" + cp /mnt/overlay/usr/share/zoneinfo/${TZ} /mnt/overlay/etc/localtime + rm /mnt/overlay/etc/localtime-copied-from + ln -s /usr/share/zoneinfo/${TZ} /mnt/overlay/etc/localtime-copied-from + # Configure the hardware clock to be interpreted as localtime and not UTC: + cat <<EOT > /mnt/overlay/etc/hardwareclock +# /etc/hardwareclock +# +# Tells how the hardware clock time is stored. +# You should run timeconfig to edit this file. +localtime +EOT + # QT5 expects "/etc/localtime" to be a symlink. Slackware's file is a real + # file so QT5 fails to determine the timezone and falls back to UTC. Fix: + echo ${TZ} > /mnt/overlay/etc/timezone + + # KDE4 and PLASMA5 user timezone re-configuration: + if [ -f /mnt/overlay/home/${LIVEUID}/.kde/share/config/ktimezonedrc ]; then + sed -i -e "s%^LocalZone=.*%LocalZone=${TZ}%" \ + /mnt/overlay/home/${LIVEUID}/.kde/share/config/ktimezonedrc + fi + if [ -f /mnt/overlay/home/${LIVEUID}/.config/ktimezonedrc ]; then + sed -i -e "s%^LocalZone=.*%LocalZone=${TZ}%" \ + /mnt/overlay/home/${LIVEUID}/.config/ktimezonedrc + fi + fi + + if [ ! -z "$LIVEPW" ]; then + # User entered a custom live password on the boot commandline: + echo "${MARKER}: Changing password for user '${LIVEUID}'." + chroot /mnt/overlay /usr/sbin/chpasswd <<EOPW +${LIVEUID}:${LIVEPW} +EOPW + fi + + if [ ! -z "$ROOTPW" ]; then + # User entered a custom root password on the boot commandline: + echo "${MARKER}: Changing password for user 'root'." + chroot /mnt/overlay /usr/sbin/chpasswd <<EOPW +root:${ROOTPW} +EOPW + fi + + if [ ! -z "$HNMAC" -a "$HNMAC_ALLOWED" = "YES" ]; then + # We are booting from the network, give it a unique hostname: + if [ -z "$LIVE_HOSTNAME" ]; then + LIVE_HOSTNAME="@DARKSTAR@-${HNMAC}" + else + LIVE_HOSTNAME="${LIVE_HOSTNAME}-${HNMAC}" + fi + fi + + if [ ! -z "$LIVE_HOSTNAME" ]; then + # User entered a custom hostname on the boot commandline: + echo "${MARKER}: Changing hostname to '$LIVE_HOSTNAME'." + echo "${LIVE_HOSTNAME}.example.net" > /mnt/overlay/etc/HOSTNAME + if [ -f /mnt/overlay/etc/NetworkManager/NetworkManager.conf ]; then + sed -i -e "s/^hostname=.*/hostname=${LIVE_HOSTNAME}/" \ + /mnt/overlay/etc/NetworkManager/NetworkManager.conf + fi + sed -i -e "s/^\(127.0.0.1\t*\)@DARKSTAR@.*/\1${LIVE_HOSTNAME}.example.net ${LIVE_HOSTNAME}/" /mnt/overlay/etc/hosts + fi + + if [ -n "$NFSHOST" -a -s /run/dhcpcd/dhcpcd-${INTERFACE}.pid ]; then + # Ensure that dhcpcd will find its configuration: + mount --bind /var/lib/dhcpcd /mnt/overlay/var/lib/dhcpcd + mkdir -p /mnt/overlay/run/dhcpcd + mount --bind /run/dhcpcd /mnt/overlay/run/dhcpcd + cat /etc/resolv.conf > /mnt/overlay/etc/resolv.conf + + # Disable NetworkManager: + chmod -x /mnt/overlay/etc/rc.d/rc.networkmanager + + # De-configure rc.inet1: + cat <<EOT > /mnt/overlay/etc/rc.d/rc.inet1.conf +IFNAME[0]="$INTERFACE" +IPADDR[0]="" +NETMASK[0]="" +USE_DHCP[0]="" +DHCP_HOSTNAME[0]="" +GATEWAY="" +DEBUG_ETH_UP="no" +EOT + fi + + # Tweaks: + for TWEAK in $(echo $TWEAKS |tr ',' ' '); do + if [ "$TWEAK" = "nga" ]; then + # Disable glamor 2D acceleration (QEMU needs this): + cat <<EOT > /mnt/overlay/etc/X11/xorg.conf.d/20-noglamor.conf +Section "Device" + Identifier "modesetting" + Driver "modesetting" + Option "AccelMethod" "none" +EndSection +EOT + elif [ "$TWEAK" = "tpb" ]; then + # Enable scrolling with TrackPoint while pressing the middle mouse button. + # Note: if this does not work for your TrackPoint, + # replace "TPPS/2 IBM TrackPoint" with the name found in "xinput --list" + cat <<EOT > /mnt/overlay/etc/X11/xorg.conf.d/20-trackpoint.conf +Section "InputClass" + Identifier "Trackpoint Wheel Emulation" + MatchProduct "TPPS/2 IBM TrackPoint|DualPoint Stick|Synaptics Inc. Composite TouchPad / TrackPoint|ThinkPad USB Keyboard with TrackPoint|USB Trackpoint pointing device|Composite TouchPad / TrackPoint" + MatchDevicePath "/dev/input/event*" + Option "Emulate3Buttons" "true" + Option "EmulateWheel" "true" + Option "EmulateWheelTimeout" "200" + Option "EmulateWheelButton" "2" + Option "XAxisMapping" "6 7" + Option "YAxisMapping" "4 5" +EndSection +EOT + elif [ "$TWEAK" = "syn" ]; then + # Enable syndaemon for better management of Synaptics touchpad. + mkdir -p /mnt/overlay/etc/xdg/autostart + cat <<EOT > /mnt/overlay/etc/xdg/autostart/syndaemon.desktop +[Desktop Entry] +Version=1.0 +Name=Synaptics deamon +Comment=Enable proper communication with Synaptics touchpad +Exec=syndaemon -d -t -k -i 1 +Terminal=false +Type=Application +Categories= +GenericName= +X-GNOME-Autostart-Phase=Initialization +X-KDE-autostart-phase=1 +X-MATE-Autostart-Phase=Initialization +EOT + # Extend what's in /usr/share/X11/xorg.conf.d/50-synaptics.conf + cat <<EOT > /mnt/overlay/etc/X11/xorg.conf.d/50-synaptics.conf +# Use "synclient -l" to see all available options +# Use "man synaptics" for details about what the options do +Section "InputClass" + Identifier "touchpad" + Driver "synaptics" + MatchDevicePath "/dev/input/event*" + MatchIsTouchpad "on" + Option "TapButton1" "1" + Option "TapButton2" "2" + Option "TapButton3" "3" + Option "VertTwoFingerScroll" "1" + Option "HorizTwoFingerScroll" "1" + Option "VertEdgeScroll" "1" +EndSection +EOT + elif [ "$TWEAK" = "ssh" ]; then + # Enable SSH daemon (disabled by default for security reasons): + chmod +x /mnt/overlay/etc/rc.d/rc.sshd + fi + done # End Tweaks. + + # Blacklist kernel modules if requested: + if [ ! -z "$BLACKLIST" ]; then + mkdir -p /mnt/overlay/etc/modprobe.d + echo "#Slackware Live blacklist" > /mnt/overlay/etc/modprobe.d/BLACKLIST-live.conf + for kernelmod in $(echo $BLACKLIST |tr ',' ' '); do + echo "blacklist $kernelmod" >> /mnt/overlay/etc/modprobe.d/BLACKLIST-live.conf + done + fi + + # Find out if the user enabled any optional/addon kernel modules: + RUN_DEPMOD=0 + for MOD in $(cat /sys/block/loop*/loop/backing_file |grep -E "optional|addons") + do + if [ -d /mnt/live/modules/$(basename $MOD .sxz)/lib/modules/$(uname -r)/ ] + then + # Found kernel modules directory; we need to make a 'depmod' call. + RUN_DEPMOD=1 + fi + done + if [ $RUN_DEPMOD -eq 1 ]; then + # This costs a few seconds in additional boot-up time unfortunately: + echo "${MARKER}: Additional kernel module(s) found... need a bit" + chroot /mnt/overlay /sbin/depmod -a + fi + unset RUN_DEPMOD + + # Delete ALSA state file, the Live OS may be booted on different computers: + rm -f /mnt/overlay/var/lib/alsa/asound.state + + # In case of network boot, do not kill the network, umount NFS prematurely + # or stop udevd on shutdown: + if [ -n "$NFSHOST" ]; then + sed -i /mnt/overlay/etc/rc.d/rc.0 \ + -e "/on \/ type nfs/s%grep -q 'on / type nfs'%egrep -q 'on / type (nfs|tmpfs)'%" \ + -e '/umount.*nfs/s/nfs,//' \ + -e 's/rc.udev force-stop/rc.udev stop/' \ + -e 's/$(pgrep mdmon)/& $(pgrep udevd)/' + fi + + # Copy contents of rootcopy directory (may be empty) to overlay: + cp -af /mnt/media/${LIVEMAIN}/rootcopy/* /mnt/overlay/ 2>/dev/null + + # Bind any LUKS container into the Live filesystem: + if [ ! -z "$LUKSVOL" ]; then + for luksvol in $(echo $LUKSVOL |tr ',' ' '); do + luksfil="$(echo $luksvol |cut -d: -f1)" + luksmnt="$(echo $luksvol |cut -d: -f2)" + luksnam="$(echo $(basename $luksfil) |tr '.' '_')" + if [ "$luksmnt" = "$luksfil" ]; then + # No optional mount point specified, so we use the default: /home/ + luksmnt="/home" + fi + + # Find a free loop device: + lodev=$(find_loop) + + losetup $lodev /mnt/media/$luksfil + echo "Unlocking LUKS encrypted container '$luksfil' at mount point '$luksmnt'" + cryptsetup luksOpen $lodev $luksnam </dev/tty0 >/dev/tty0 2>&1 + if [ $? -ne 0 ]; then + echo "${MARKER}: Failed to unlock LUKS container '$luksfil'... trouble ahead." + else + # Create the mount directory if it does not exist (unlikely): + mkdir -p /mnt/overlay/$luksmnt + + # Let Slackware mount the unlocked container: + luksfs=$(blkid /dev/mapper/$luksnam |rev |cut -d'"' -f2 |rev) + if ! grep -q /dev/mapper/$luksnam /mnt/overlay/etc/fstab ; then + echo "/dev/mapper/$luksnam $luksmnt $luksfs defaults 1 1" >> /mnt/overlay/etc/fstab + fi + # On shutdown, ensure that the container gets locked again: + if ! grep -q "$luksnam $luksmnt" /mnt/overlay/etc/crypttab ; then + echo "$luksnam $luksmnt" >> /mnt/overlay/etc/crypttab + fi + fi + done + fi + + [ $DEBUG -gt 3 ] && rescue "DEBUG SHELL" + + # --------------------------------------------------------------------- # + # SLACKWARE LIVE - !END! # + # --------------------------------------------------------------------- # + + # Minimal changes to the original Slackware init follow: + + # Switch to real root partition: + /sbin/udevadm settle --timeout=10 + echo 0x0100 > /proc/sys/kernel/real-root-dev + + if [ ! -r /mnt/overlay/${INIT} ]; then + echo "ERROR: No ${INIT} found on rootdev (or not mounted). Trouble ahead." + echo " You can try to fix it. Type 'exit' when things are done." + echo + /bin/sh + fi +else + rescue +fi + +# Need to make sure OPTIONS+="db_persist" exists for all dm devices +# That should be handled in /sbin/mkinitrd now +/sbin/udevadm info --cleanup-db +/sbin/udevadm control --exit + +unset ERR +umount /proc +umount /sys +umount /run 2>/dev/null +# We disable the filesystem checking code in /etc/rc.d/rc.S, +# so we need to keep the fs writable here. +#mount -o ro,remount /mnt/overlay 2>/dev/null +echo "${MARKER}: Slackware Live system is ready." + +echo "${MARKER}: exiting" +exec switch_root /mnt/overlay $INIT $RUNLEVEL |