#!/bin/sh
#
# Description: universal (distro independent) configuration script
# for linux diskless clients (executed within initial
# ramdisk)
#
# Author(s): Dirk von Suchodoletz <dirk@goe.net>, 19-05-2006
#
# Copyright: (c) 2006 - RZ Universitaet Freiburg
#
# Version: 0.1.1a
# check for configuration files to source
# functions common for all distros, messages contains all error and info
# output
. /etc/messages
. /etc/functions
# load distro specific configuration variables and functions. distro
# specific functions may overwrite functions defined in /etc/functions
. /etc/sysconfig/config
. /etc/distro-functions
# get location of logfile definition
. /mnt/etc/${D_SYSCONFDIR}/logfile
# heavy debugging output in level 3 and above ...
[ $DEBUGLEVEL -gt 3 ] && set -x
#######################################################################
# copy distro specific scripts, programs, libraries and configs
cp -a /etc/sysconfig/files/* /mnt 2>/dev/null &
# boot.local file (different for several distros)
[ -f "/etc/boot.local" -a -n "${D_BOOTLOCAL}" ] && {
echo "# added by $0 (initramfs from $date)" >> /mnt/etc/${D_BOOTLOCAL}
cat /etc/boot.local >> /mnt/etc/${D_BOOTLOCAL}
}
# set greeting
len=$(expr length $DISTRO)
dstr="$DISTRO)"
while [ $len -le 8 ] ; do
dstr="$dstr "
len=$(expr $len + 1)
done
echo "
WELCOME TO \n (\l)
__ __ ___ __ __ __ __ __ __
| | | || | || | | || |_| | | |
| | | || || | | | / |__|
| |___ | || | || |_| | / _ __
|______||__||__| |__| _____/ |__| |__| |__|
Diskless Workstation (v4.0/$dstr (c) <dirk@goe.net>
">/mnt/etc/issue
#######################################################################
# read and unify configuration options - default configuration file,
# from dhcp, ldap ...
# wait for the appearance of configuration via dhcp
# do not wait if dhcp is not used (how?)
waitfor /tmp/dhcp-done 10000 || error " Did not get any configuration \
data via dhcp until now ..." nonfatal
waitfor /tmp/ldap-done 10000 || error " Did not get any configuration \
data via dhcp until now ..." nonfatal
. /etc/machine-setup
# hack for replacing variables ($serverip, $clientip, $host_name) in
# machine-setup
sed -e "s/\$serverip/$serverip/;s/\$clientip/$clientip/" \
/etc/machine-setup > /etc/machine-setup.new
cp /etc/machine-setup.new /etc/machine-setup
. /etc/machine-setup
#######################################################################
# set localization
if [ -z "$country" ] ; then
msg "servconfig" "No configuration for localization found in config file. \
Using default\ncountry setting '${D_DEFAULTCOUNTRY}' defined in $0."
country=${D_DEFAULTCOUNTRY}
fi
localization $country
#######################################################################
# setup passwd and shadow for local system users like root, bin, daemon
# and nobody ... all other users should be added externally or with the
# corresponding services
basepasswd
#######################################################################
# dns and ip configuration
# hostname of the machine
echo "$host_name" >/proc/sys/kernel/hostname
echo -e "# /etc/hosts - file generated by\n#\t$0:\n#\t$date\
\n#\n# IP-Address Full-Qualified-Hostname Short-Hostname\n#\n\
127.0.0.1\tlocalhost\n::1\t\tlocalhost ipv6-localhost ipv6-loopback\n\
fe00::0\t\tipv6-localnet\nff00::0\t\tipv6-mcastprefix\nff02::1\
\t\tipv6-allnodes\nff02::2\t\tipv6-allrouters\nff02::3\t\t\
ipv6-allhosts\n" >/mnt/etc/hosts
echo -e "$clientip\t$host_name.$domain $host_name\n" >>/mnt/etc/hosts
# set up domainname and resolving
test -n "$domain_name" && \
echo -e "# /etc/resolv.conf - file generated by\n#\t$0:\n\
#\t$date\n#options timeout:1 attempts:1 rotate\n\
search "$domain_name >/mnt/etc/resolv.conf
test -n "$domain_name_servers" && {
for nameserver in $domain_name_servers; do
echo nameserver $nameserver >>/mnt/etc/resolv.conf;
done; }
#######################################################################
# initial boot scripts
# delete and create runlevel links for initial booting (SuSE, Debian,
# ...)
case ${DISTRO} in
suse*|debian*|ubuntu*)
for i in ${D_RCDIRS} ${D_INITBOOTD} ; do
rm -f /mnt/etc/$i/*
done
count=10
# boot.ld is a special runlevel script generated within initial ramdisk
# which should be executed before the rest
for i in boot.ld ${D_INITSCRIPTS}; do
count=`expr $count + 1`
revcnt=`expr 41 - $count`
ln -sf /etc${D_INITDIR}/$i /mnt/etc/${D_INITBOOTD}/S${count}$i
ln -sf /etc${D_INITDIR}/$i /mnt/etc/${D_INITBOOTD}/K${revcnt}$i
done
;;
gentoo*)
# rather different runlevel concept
rm /mnt/etc/runlevels/*/.critical 2>/dev/null
for i in ${D_INITSCRIPTS}; do
ln -sf /etc${D_INITDIR}/$i /mnt/etc/${D_INITBOOTD}/$i
echo $i >> /mnt/etc/${D_INITBOOTD}/.critical
echo $i >> /mnt/etc/runlevels/default/.critical
done
# ( for i in /mnt/etc/init.d/*; do
# strinstr ".sh" "$i" && continue
# script=${i#/mnt/etc/init.d/*}
# if ! strinstr "$script " "${D_INITSCRIPTS} " ; then
# for j in /mnt/etc/init.d/*; do
# strinstr ".sh" "$j" && continue
# link=${j#/mnt/etc/init.d/*}
# if ! strinstr "$script" "$link" ; then
# sed "/depend/,/}/s/$script //;/depend/,/}/s/$script$//" \
# /mnt/etc/init.d/$link > /tmp/rlvscript
# cp /tmp/rlvscript /mnt/etc/init.d/$link
# fi
# done
# fi
# done ) &
;;
esac
#######################################################################
#
# run distro specific configuration function
config_distro
#######################################################################
#
# boot.local
if [ -n "$bootlocal_script" ]; then
echo -e "# entries added by $0:\n#\t$date\n\n\
$bootlocal_script" >> /mnt/etc/${D_INITDIR}/boot.local
fi
#######################################################################
# basic (non network) services
# at daemon - calling distro specific function config_atd
config_atd
# configuration of cron services - calling distro specific function
# config_cron (runlevel links, directories, ...)
[ "x$crontab_entries" != "x" ] && \
echo -e "$crontab_entries" >> /mnt/etc/crontab
config_cron
# setup system log services - distro dependent function config_syslog
config_syslog
# configure dbus - distro dependent function config_dreshal - handle all
# stuff regarding dependent services like dbus, resmgr, hal ...
# (check for runlevel scripts, passwd entries, directories ...)
config_dreshal
# acpi and powersave - distro dependent function config_acpi
config_acpi
# configure automounter
# if automounter=yes
echo -e "# /etc/auto.master - file generated by $0:\n\
/misc\t/etc/auto.misc" >/mnt/etc/auto.master
echo -e "# /etc/auto.misc - file generated by $0:\n" \
> /mnt/etc/auto.misc
if [ -n "${automnt_src}" ] ; then
# local directory and home directory server from machine-setup
[ -z "${automnt_dir}" ] && automnt_dir="/home"
# remove leading and trailing slash
automnt_dir=${automnt_dir#/}
automnt_dir=${automnt_dir%/}
test -d ${automnt_dir} || error "$scfg_erradir"
strinstr "/" ${automnt_dir} || error "$scfg_erratpld"
echo -e "/${automnt_dir}\t/etc/auto.${automnt_dir}\n" \
>> /mnt/etc/auto.master
echo -e "# /etc/auto.${automnt_dir} created by $0:\n" \
> /mnt/etc/auto.${automnt_dir}
echo -e "*\t-rsize=32768,wsize=32768,rw\t${automnt_src}/&" \
>> /mnt/etc/auto.${automnt_dir}
# portmapper is needed for remote NFS sources
config_portmap
fi
config_automount
# fi
# configure bluetooth services
config_bt
#######################################################################
# network(ed) services
# network time service (ntp) configuration file
if [ -n "$ntp_servers" ]; then
echo -e "# /etc/ntp.conf - file generated by $0: \
$date\n" >/mnt/etc/ntp.conf;
for ntpserver in $ntp_servers; do
echo server $ntpserver >>/mnt/etc/ntp.conf;
done
fi
# copy timezone file defined with language settings
[ -z "$TZ" ] && TZ="$timezone"
cp /mnt/usr/share/zoneinfo/${TZ} /mnt/etc/localtime 2>/dev/null || \
error " No such timezone data file (needed for ntp time service \
configuration)." nonfatal
config_ntp 07 14
# secure shell server
config_sshd 12 10
# simple network management protocol agent
config_snmp 24 02
#######################################################################
# vmware stuff: two scenarios
# * VM images in /usr/share/vmware - then simply link
# * VM images via additional mount (mount source NFS, NBD, ...)
# create needed directories and files
if [ "x$vmware" != "x" ] && [ "x$vmware" != "xno" ] ; then
# in the future other types of sources besides NFS should be supported
for i in /var/lib/vmware /etc/vmware/vmnet1 /etc/vmware/vmnet8 \
/var/run/vmware ; do
testmkd /mnt/$i
done
# mount the vmware image source or link it (compatibility to ver. 3)
if [ -d /mnt/usr/share/vmware ] ; then
ln -sf /usr/share/vmware /var/lib/vmware
elif [ -n "${imgsrv}" ] ; then
# nfsmnt script should be used here ...
( nfsmnt ${imgsrv} /mnt/var/lib/vmware || error "$scfg_nfs" nonfatal ) &
#mount -n -t nfs -o ro,nolock,intr,nodev,soft,timeo=2,nosuid \
# ${imgsrv}
fi
# generate a runlevel script
d_mkrlscript init vmware-prep "Starting preparation of vmware environment"
sed "s,^#.*,,;/^$/d;s,^,\t," /etc/vmware-prep >> \
/mnt/etc/${D_INITDIR}/vmware-prep
d_mkrlscript close vmware-prep ""
chmod u+x /mnt/etc/${D_INITDIR}/vmware-prep
config_vmware
chmod 1777 /mnt/var/run/vmware
rm /mnt/etc/vmware/not_configured 2>/dev/null
# define a variable where gdm/kdm should look for additional sessions
export vmsessions=/var/lib/vmware/vmsessions
fi
#######################################################################
# NIS
# setup nis configuration if needed
if [ "x$nis_domain" != "x" ] && [ "x$nis_servers" != "x" ] ; then
echo $nis_domain >/mnt/etc/defaultdomain
echo -e "# /etc/yp.conf - file generated by $0:\n#\t\
$date\n\nypserver "$nis_servers >/mnt/etc/yp.conf
# should be last in passwd file
strinfile "+::::::" /mnt/etc/passwd||echo "+::::::" >>/mnt/etc/passwd
config_nis
fi
#######################################################################
# name service caching daemon if networked user database
config_nscd
#######################################################################
# preparation of /tmp directory (partition 44, nfs scratch, ramdisk)
waitfor /tmp/tmpready 10000
# create some directories and correct permissions
tmpisdisk=`sed -n '/\/tmp/p' /mnt/etc/fstab`
# if there is no local disk partition for /tmp then try to mount a rw
# NFS scratch space (if defined in $scratch) and prepared on server
if [ -n "$scratch" -a -z "$tmpisdisk" ] ; then
mkdir -p /tmp/scratch >/dev/null 2>&1
mount -t nfs -o rw,nolock,intr,nodev,soft,timeo=2,nosuid ${scratch} \
/tmp/scratch >/dev/null 2>&1 && {
mkdir -p /tmp/scratch/${clientip} >/dev/null 2>&1
umount /tmp/scratch
mount -t nfs -o rw,nolock,intr,nodev,soft,timeo=2,nosuid \
${scratch}/${clientip} /mnt/tmp >/dev/null 2>&1; }
fi
chmod 1777 /mnt/tmp
#######################################################################
# X11/GUI stuff
if [ "x$start_x" != "xno" ] ; then
# creating directories commonly needed for X11 in all distros
# rest should be done via config_x11 function (distro specific)
for i in /var/lib/xkb/ \
/etc/X11/xdm \
/etc/X11/sessions \
/var/X11R6/bin \
/var/run/xdmctl \
/tmp/.ICE-unix \
/tmp/.X11-unix ; do testmkd /mnt/$i; done
chmod a+rwxt /mnt/tmp/.ICE-unix
chmod a+rwxt /mnt/tmp/.X11-unix
echo "# file emtied by $0 during initramfs" > /mnt/etc/X11/xdm/Xservers
# define additional sessions offered to the user (via dhcp/ldap config)
# descsession -> deprecated by new vmware integration concept
# write available X display manager to /etc/X11/xdm/Xaccess
[ -n "$x_display_manager" ] && \
echo -e "# /etc/X11/xdm/Xaccess - file generated by $0: \
$date\n*\n%hostlist\t$x_display_manager\n*\t\tCHOOSER %hostlist"\
>/mnt/etc/X11/xdm/Xaccess
# define type of X session
dsx="no"
init="#7:5:respawn:/usr/X11R6/bin/X vt7 -quiet"
case "$start_x" in
yes|YES|direct|DIRECT|query|QUERY)
# direct connection onto the own displaymanager, which
# should be enabled then
[ "x$start_xdmcp" = "xno" ] && $start_xdmcp="yes"
init=""
dsx="yes"
xdmcp="false"
echo -e "# /etc/X11/Xservers - file generated by \
$0: $date\n:0 local /usr/X11R6/bin/X :0 vt07\n" >/mnt/etc/X11/xdm/Xservers
;;
broadcast|BROADCAST)
# the client will XDMCP broadcast and choose first available
# X11 server
[ "x$start_xdmcp" = "xgdm" ] || init="$init -broadcast"
;;
indirect|INDIRECT)
# the client will try to XDMCP connect list of X11 servers
if [ "x$start_xdmcp" = "xgdm" ] ; then
init=""
else
init="$init -indirect $host_name"
fi
[ "x$start_xdmcp" = "xno" ] && start_xdmcp="yes"
xdmcp="true"
;;
*)
# no display manager needed in kiosk mode
# in this mode you have to provide the type of X session to start
[ x$start_xdmcp != "x" ] || start_xdmcp="no";
init="7:5:respawn:/var/X11R6/bin/kiosk /dev/tty7"
echo -e "#!/bin/sh\n# /var/X11R6/bin/kiosk - file generated by $0: \
$date\nwhile ps aux|grep -i kiosk|grep -v \"grep\" &>/dev/null ; do\n \
sleep 3; test -f /tmp/kiosk || break; done\n\
touch /tmp/kiosk
resmgr login nobody tty7\nresmgr grant nobody desktop\nchown nobody \
/dev/dsp* /dev/audio* /dev/mixer*\nsu -c 'xinit /var/X11R6/bin/startgui \
$start_x -- vt7 -quiet' -l nobody &>/dev/null\nrm /tmp/kiosk\n\
resmgr revoke nobody\nresmgr logout tty7\nkillall X\nsleep 2" \
>/mnt/var/X11R6/bin/kiosk
# early start
echo -e "\t# kiosk start added by $0\n\tsleep 4; \
/var/X11R6/bin/kiosk &>/dev/null &" >>/mnt/etc/${D_INITDIR}/boot.ld
cp /etc/startgui /mnt/var/X11R6/bin
chmod a+x /mnt/var/X11R6/bin/kiosk /mnt/var/X11R6/bin/startgui
rm /mnt/tmp/kiosk 2>/dev/null
;;
esac
# enable runlevel 5 (X11 gui under SuSE linux)
# grep -v -e "7:[35]" /etc/inittab > /etc/inittab.new
# [ -z "$init" ] || {
echo -e "# entry made by $0 $date\n$init" >> /mnt/etc/inittab
fi
# setup requested display manager
if [ "x$start_xdmcp" != "xno" ] ; then
testmkd /mnt/var/lib/xdm/authdir/authfiles
testmkd /mnt/var/run/xdmctl
if [ "$start_xdmcp" = "yes" ] ; then
start_xdmcp=kdm
fi
# just ensure lowercase
start_xdmcp=`echo $start_xdmcp|sed -e "y/'KGWXDM'/'kgwxdm'/"`
case "$start_xdmcp" in
wdm)
# anywhere in use!?
;;
kdm)
# config is most probably not common in all distros?
# distro specific function config_kdm
config_kdm
;;
gdm)
# config is most probably not common in all distros?
# distro specific function config_gdm
config_gdm
;;
*)
# setup xdm (should be the same over the several distros)
echo -e "# /etc/X11/xdm/xdm-config - file generated by\n\
#\t$0: $date\n\nDisplayManager.errorLogFile:\t/var/log/xdm.errors\n\
DisplayManager.pidFile:\t\t/var/run/xdm.pid\n\
DisplayManager.authDir:\t\t/var/lib/xdm\n\
DisplayManager.keyFile:\t\t/etc/X11/xdm/xdm-keys\n\
DisplayManager.servers:\t\t/etc/X11/xdm/Xservers\n\
DisplayManager.accessFile:\t/etc/X11/xdm/Xaccess\n\
DisplayManager.willing:\t\tsu nobody -c /etc/X11/xdm/Xwilling\n\
DisplayManager.*.authName:\tMIT-MAGIC-COOKIE-1\n\
DisplayManager.*.authComplain:\tfalse\n\
DisplayManager.*.setup:\t\t/etc/X11/xdm/Xsetup\n\
DisplayManager.*.chooser:\t/etc/X11/xdm/RunChooser\n\
DisplayManager.*.startup:\t/etc/X11/xdm/Xstartup\n\
DisplayManager.*.session:\t/etc/X11/xdm/Xsession\n\
DisplayManager.*.reset:\t\t/etc/X11/xdm/Xreset" >/mnt/etc/X11/xdm/xdm-config
[ "$xdmcp" = "false" ] && echo -e \
"DisplayManager.requestPort:\t0\n" >>/mnt/etc/X11/xdm/xdm-config
# distro specific function config_xdm (at least for runlevel links)
config_xdm
;;
esac
fi
# servconfig finished successfully
echo "finished" > /tmp/svcfg
