# Description:  configuration script for SuSE 9.3 to configure linux 
#		diskless clients (included by init, hwautocfg, servconfig
#		within initial ramdisk after inclusion of the main 
#		functions file). This file is the main base for the 
#		following SuSE distributions
#
# Author(s):    Dirk von Suchodoletz <dirk@goe.net>, 12-04-2006
#
# Copyright:    (c) 2006 - RZ Universitaet Freiburg
# 
# Version:      0.2.2b

# distro specific stuff to initialize
preinit () {
  # do nothing here (might be needed for other versions) 
  :
}
postinit () {
  # for some reason the udev daemon does not create the needed device files
  udevstart
}

# distro specific function called from servconfig script
config_distro () {
# enable magic sysrequest for the clients
echo -e "# /etc/${D_SYSCONFDIR}/sysctl - file modified by $0 version $version"\
  > /mnt/etc/${D_SYSCONFDIR}/sysctl.new
sed -e "s,ENABLE_SYSRQ=.*,ENABLE_SYSRQ=\"yes\"," \
  /mnt/etc/${D_SYSCONFDIR}/sysctl > /etc/sysctl
cat /etc/sysctl >> /mnt/etc/${D_SYSCONFDIR}/sysctl
# add specific path /var/X11R6/bin ...
echo -e "# stuff generated by $0 (out of InitRD written $date)\n\
PATH=\"\$PATH:/var/X11R6/bin\"\n\
test \"\$UID\" -ge 100 && PATH=\"\$PATH:.\"\n\
QTDIR=/usr/lib/qt3\nexport QTDIR\nno_proxy='localhost'\n\
export no_proxy" > /mnt/etc/SuSEconfig/profile
echo -e "DXS VERSION = 4.0a\nINITRAMFS GENERATION DATE = $date" \
  >> /mnt/etc/SuSE-release
# add the halt link to the 0 and 6 runlevel directories
  ln -sf ../halt /mnt/etc/${D_INITDIR}/rc0.d/S20halt
  ln -sf ../halt /mnt/etc/${D_INITDIR}/rc6.d/S20reboot
# if YaST2 should be runnable (without much effect anyway) on the client
testmkd /mnt/var/log/YaST2
}

# udev/hotplug - auto device discovery service
udev_hotplug () {
local result=0
[ -d /etc/hotplug -a -d /etc/hotplug.d ] || error "$df_errhotpl" nonfatal
echo "Enabling hotplug/udev"
udevstart || result=1
udevd -d || result=1
return $result
}

# linking runlevel scripts
rllinker () {
local script="$1"
local start="$2"
local stop="$3"
# empty runlevel links - decision on running certain services is
# passed via configuration
for i in rc3.d/K$stop$script rc5.d/K$stop$script \
         rc3.d/S$start$script rc5.d/S$start$script ; do
  ln -sf ../$script /mnt/etc/${D_INITDIR}/$i
done
}

# group of functions for the normal runlevels - first parameter is start
# second stop
# function for ntp configuration
config_ntp () {
local start="07"
local stop="14"
if [ -f /mnt/etc/${D_INITDIR}/ntp ] ; then
  if ! strinfile "ntp:" /mnt/etc/passwd ; then
    echo -e "ntp:x:74:65534:NTP daemon:/var/lib/ntp:/bin/false" \
      >>/mnt/etc/passwd
    echo -e "ntp:!:13099:0:99999:7:::" >>/mnt/etc/shadow
  fi
  testmkd /mnt/var/lib/ntp/var/run/ntp &>/dev/null
  if [ "x$start_ntp" = "xinitial" ] ; then
    echo -e "\t# entries added by $0 (InitRamFS from $date)\n\
\t( ntpdate -s -b $ntp_servers >${LOGFILE} 2>&1 && {\n\t  which \
hwclock &>/dev/null && hwclock -w;} ) &" \
      >>/mnt/etc/${D_INITDIR}/boot.ld
  elif [ "x$start_ntp" = "xyes" ] ; then
    rllinker "ntp" "$start" "$stop"
  fi
fi
}

# function for atd
config_atd () {
if [ "x$start_atd" = "xyes" ]; then
  rllinker "atd" "14" "04"
fi
}

# function for configuration of cron services
config_cron () {
if [ "x$start_cron" = "xyes" ] ; then
  if [ -f /mnt/etc/${D_INITDIR}/cron ] ; then
    testmkd /mnt/var/spool/cron/lastrun
    testmkd /mnt/var/spool/cron/tabs
    echo -e "# /etc/crontab - file generated by $0:\n\
#\t$date\nSHELL=/bin/sh\nPATH=/usr/bin:/usr/sbin:/sbin:/bin:/usr/lib/news/bin\
\nMAILTO=\n-*/15 * * * *\troot\ttest -x /usr/lib/cron/run-crons && \
/usr/lib/cron/run-crons >/dev/null 2>&1\n" >/mnt/etc/crontab
  else
    error "$df_errcron" nonfatal
  fi 
fi
}

# syslog service
config_syslog () {
if [ "x$start_syslog" = "xyes" ] ; then
  if [ -f /mnt/etc/${D_INITDIR}/syslog ] ; then
  # how to configure remote log server?
  # logging servers might be specified in $log_servers (from e.g. dhcp)
    echo -e "# File modified by $0 within initial ramdisk" \
      > /etc/syslog-ng.conf
    sed -e "s,.*dhcp/dev.*,,;s,.*named/dev.*,," \
      /mnt/etc/syslog-ng/syslog-ng.conf >> /etc/syslog-ng.conf
      cp /etc/syslog-ng.conf /mnt/etc/syslog-ng/syslog-ng.conf
      rllinker syslog "02" "20"
  else
    error "$df_errsysl" nonfatal
  fi
fi
}

# secure shell service
config_sshd () {
if [ "x$start_sshd" = "xyes" ] ; then
  if [ -f /mnt/etc/${D_INITDIR}/sshd ] ; then
    testmkd /mnt/var/lib/sshd
    testmkd /mnt/var/lib/empty
    rllinker "sshd" "12" "10"
  else
    error "$df_errsshd" nonfatal
  fi
fi
}

# snmp agent for remote monitoring
config_snmp () {
if [ "x$start_snmp" = "xyes" ] ; then
  if [ -f /mnt/etc/${D_INITDIR}/snmpd ] ; then
    rllinker "snmpd" "24" "02"
    testmkd /mnt/var/lib/net-snmp >/dev/null 2>&1
  fi
    # fixme!!
    # write service monitor depending on services started
  fi
}

# configure X display manager (/etc/${D_SYSCONFDIR}/displaymanager)
config_dm_entry () {
local dm="$1"  
# should be stated that entries were made (fixmee how??)
sed -e "s,DISPLAYMANAGER=.*,DISPLAYMANAGER=\"$start_xdmcp\"," \
    -e "s,.*_XSERVER.*,DISPLAYMANAGER_STARTS_XSERVER=\"$dm\"," \
  /mnt/etc/${D_SYSCONFDIR}/displaymanager > /etc/displaymanager
cp /etc/displaymanager /mnt/etc/${D_SYSCONFDIR}/displaymanager
# start the display manager as early as possible, but avoid that is
# started twice during bootup - quickhack ...
#ln -sf /etc/${D_INITDIR}/xdm /mnt/etc/${D_INITDIR}/rc5.d/S01xdm
ln -sf ../xdm /mnt/etc/${D_INITDIR}/rc5.d/K20xdm
echo -e "\t/etc/${D_INITDIR}/xdm start >${LOGFILE} 2>&1\n\
\t( sleep 120; ln -sf ../xdm /etc/${D_INITDIR}/rc5.d/S01xdm \
>${LOGFILE} 2>&1) &\n" >>/mnt/etc/${D_INITDIR}/boot.ld
}

# configure X display manager (runlevel links and kind of manager)
config_xdm () {
config_dm_entry yes
}

# configure gdm as display manager
config_gdm () {
config_dm_entry yes
testmkd /mnt/var/lib/gdm
testmkd /mnt/var/log/gdm
strinfile "gdm:" /mnt/etc/passwd || echo "gdm:x:50:15:Gnome Display Manager \
Daemon:/var/lib/gdm:/bin/false" >>/mnt/etc/passwd
# hack - gdm should be user 50 and shadow group 15
chown 50:15 /mnt/var/lib/gdm /mnt/var/log/gdm
chmod 0750 /mnt/var/lib/gdm /mnt/var/log/gdm
xdmcp_hosts=`echo $x_display_manager|sed -e "s; ;,;"`
if [ "${DEBUGLEVEL}" -gt 0 ] ; then
  debug="true"
else
  debug="false"
fi
echo -e "# /etc/opt/gnome/gdm/gdm.conf - file generated by $0\n\
[daemon]
AutomaticLoginEnable=false
TimedLoginEnable=false
#AlwaysRestartServer=false
Chooser=/opt/gnome/lib/gdm/gdmchooser
Greeter=/opt/gnome/lib/gdm/gdmgreeter
RemoteGreeter=/opt/gnome/lib/gdm/gdmgreeter
DefaultPath=/usr/local/bin:/usr/bin:/usr/X11R6/bin:/bin:/usr/games:/opt/bin:\
/opt/gnome/bin:/opt/kde3/bin:/opt/kde/bin:/usr/openwin/bin
RootPath=/usr/local/bin:/usr/bin:/usr/X11R6/bin:/bin:/usr/local/bin:/usr/bin:\
/usr/X11R6/bin:/bin:/usr/games:/opt/bin:/opt/gnome/bin:/opt/kde3/bin:\
/opt/kde/bin:/usr/openwin/bin:/opt/cross/bin
User=gdm
Group=shadow
#KillInitClients=true
LogDir=/var/lib/gdm
ServAuthDir=/var/lib/gdm
PostLoginScriptDir=/etc/opt/gnome/gdm/PostLogin/
PreSessionScriptDir=/etc/opt/gnome/gdm/PreSession/
PostSessionScriptDir=/etc/opt/gnome/gdm/PostSession/
DisplayInitDir=/etc/opt/gnome/gdm/Init
XKeepsCrashing=/etc/opt/gnome/gdm/XKeepsCrashing
RebootCommand=/sbin/shutdown -r now
HaltCommand=/sbin/shutdown -h now
SuspendCommand=/usr/bin/powersave --suspend-to-disk
BaseXsession=/etc/opt/gnome/gdm/Xsession
SessionDesktopDir=/usr/share/xsessions/:/etc/X11/sessions/:\
/etc/opt/gnome/dm/Sessions/:/opt/gnome/share/gdm/BuiltInSessions/:\
$vmsessions
BaseXsession=/etc/opt/gnome/gdm/Xsession
UserAuthFBDir=/tmp
UserAuthFile=.Xauthority
StandardXServer=/usr/X11R6/bin/X
Xnest=/usr/X11R6/bin/Xnest -audit 0 -name Xnest

[security]
AllowRoot=true
AllowRemoteRoot=true
AllowRemoteAutoLogin=false
CheckDirOwner=true
#UserMaxFile=65536
RetryDelay=1
#SessionMaxFile=524388
NeverPlaceCookiesOnNFS=true

[xdmcp]
Enable=$xdmcp
HonorIndirect=true
MaxPending=4
MaxPendingIndirect=4
MaxSessions=10
MaxWait=15
MaxWaitIndirect=15
DisplaysPerHost=2
Willing=/etc/X11/xdm/Xwilling

[gui]
#MaxIconWidth=128
#MaxIconWidth=128

[greeter]
Browser=false
#TitleBar=true
MinimalUID=500
Quiver=true
Welcome=Welcome to %n
LockPosition=true
BackgroundImage=0
BackgroundColor=#000000
ShowGnomeFailsafeSession=false
ShowXtermFailsafeSession=false
ShowLastSession=false
Use24Clock=true
GraphicalTheme=GDM-SuSE
GraphicalTheme=circles
GraphicalThemeDir=/opt/gnome/share/gdm/themes/
GraphicalThemeRand=false
#SystemMenu=true
InfoMsgFile=/opt/gnome/share/gdm/UserInfo
InfoMsgFont=monospace 10
SoundOnLogin=false
[chooser]
HostImageDir=/opt/gnome/share/hosts/
Broadcast=false
Multicast=false
Hosts=$xdmcp_hosts

[debug]
Enable=$debug" >/mnt/etc/opt/gnome/gdm/gdm.conf
if [ "x$start_x" = "xindirect" ] ; then
  # when X server consumes to much mem set X -terminate
  echo -e "\n[servers]\n0=Terminal -audit 0 -indirect \
$host_name\n\n\
[server-Terminal]\nname=Terminal server\ncommand=/usr/X11R6/bin/X \
-audit 0\n\
flexible=true\nhandled=true\nchooser=true" >>/mnt/etc/opt/gnome/gdm/gdm.conf
else
  echo -e "\n[servers]\n0=Standard\n\n\
[server-Standard]\nname=Standard server\ncommand=/usr/X11R6/bin/X\n\
flexible=true\nhandled=true" >>/mnt/etc/opt/gnome/gdm/gdm.conf
fi
}

# configure kdm as display manager
config_kdm () {
config_dm_entry yes
}

# configure bluetooth services
config_bt () {
  echo -e "# /etc/${D_SYSCONFDIR}/bluetooth - file modified by $0"\
    > /etc/bluetooth
  sed -e "s,START_SERVICES.*,START_SERVICES=\"yes\"," \
    /mnt/etc/${D_SYSCONFDIR}/bluetooth >> /etc/bluetooth
  cp /etc/bluetooth /mnt/etc/${D_SYSCONFDIR}/bluetooth
}

# consolefont
consolefont () {
echo -e "\tsetfont ${CONSOLE_FONT} >${LOGFILE} 2>&1\n" \
  >>/mnt/etc/${D_INITDIR}/boot.ld
sed -e "s,RC_LANG=.*,RC_LANG=\"${LANG}\" # added in initrd," \
  /mnt/etc/${D_SYSCONFDIR}/language > /etc/language
cp /etc/language /mnt/etc/${D_SYSCONFDIR}/language
}

# acpi and powersave
config_acpi () {
  local start_powersave=10
  local stop_powersave=12
  rllinker powersaved "$start_powersave" "$stop_powersave"
}

# configure dbus (inter application communication for kde and gnome), hal
# (hardware abstraction layer - used e.g. by powersaved) and resmgr
# (resource manager - the user gets permissions to devices when loggin on)
config_dreshal () {
local start="05"
local stop="18"
if [ "x$start_dreshal" = "xyes" ]; then
  if [ -f /mnt/etc/${D_INITDIR}/dbus ] ; then
    strinfile "messagebus:" /mnt/etc/passwd || \
      echo "messagebus:x:100:101:User for D-BUS:/var/run/dbus:/bin/false" \
        >> /mnt/etc/passwd
    strinfile "messagebus:" /mnt/etc/group || \
      echo "messagebus:!:101:" >> /mnt/etc/group
    testmkd /mnt/var/run/dbus
    # set permissions with userid
    echo -e "\tchown messagebus:messagebus /var/run/dbus 2>/dev/null" \
      >>/mnt/etc/${D_INITDIR}/boot.ld
    rllinker "dbus" "$start" "$stop"
  fi
  if [ -f /mnt/etc/${D_INITDIR}/resmgr ] ; then
    testmkd /mnt/var/run/resmgr/classes
    start="0"`expr $start + 1`
    stop="0"`expr $start - 1`
    rllinker "resmgr" "$start" "$stop"
  fi
  if [ -f /mnt/etc/${D_INITDIR}/hal ] ; then
    strinfile "haldaemon:" /mnt/etc/passwd || \
      echo "haldaemon:x:105:103:User for haldaemon:/var/run/hal:/bin/false" \
        >> /mnt/etc/passwd
    strinfile "haldaemon:" /mnt/etc/group || \
      echo "haldaemon:!:103:" >> /mnt/etc/group
    testmkd /mnt/var/run/hal
    # set permissions with userid
    echo -e "\tchown haldaemon:haldaemon /var/run/hal 2>/dev/null" \
      >>/mnt/etc/${D_INITDIR}/boot.ld
    start="0"`expr $start + 1`
    stop="0"`expr $start - 1`
    rllinker "hal" "$start" "$stop"
  fi
fi
}

# configure automounter
config_automount () {
if [ -f /mnt/etc/${D_SYSCONFDIR}/autofs ] ; then
  testmkd /var/lock/subsys
  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 "${automnt_dir}" ] && automnt_dir="/home"
    strinstr "/" "${automnt_dir}" && error "$df_erratpld" nonfatal
    automnt_dir=${automnt_dir#/}
    echo -e "/home\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}
  fi
  echo -e "# /etc/${D_SYSCONFDIR}/autofs - file modified by\n#\t$0:\n#" \
    > /etc/autofs
  sed -e "s,AUTOFS_OPTIONS.*,AUTOFS_OPTIONS=\"--timeout 3\"," \
    /mnt/etc/${D_SYSCONFDIR}/autofs >> /etc/autofs
  cp /etc/autofs /mnt/etc/${D_SYSCONFDIR}/autofs
  config_portmap
  rllinker "autofs" "18" "04"
fi
}
# start name service caching daemon
config_nscd () {
if [ -f /mnt/etc/${D_INITDIR}/nscd ] ; then
  testmkd /mnt/var/run/nscd
  rllinker "nscd" "02" "16"
fi
}

# start portmapper (needed at least for nfs and nis services)
config_portmap () {
rllinker "portmap" "02" "20"
}

# start NIS
config () {
rllinker "ypbind" "06" "16"
}

# start vmware
config_vmware () {
rllinker "vmware-prep" "18" "02"
rllinker "vmware" "20" "02"
# if running start scripts in parallel vmware-prep is not recognized
# first solution: just avoid running in parallel
#sed 's/PARALLEL=.*/PARALLEL=no/' /mnt/etc/${D_SYSCONFDIR}/boot \
#  > /tmp/boot
#cp /tmp/boot /mnt/etc/${D_SYSCONFDIR}/boot
# second solution: vmware-prep script should be added to .depends.start
sed -e "s,TARGETS =,TARGETS = vmware-prep," \
  /mnt/etc/${D_INITDIR}/.depend.start >> /etc/.depend.start
  echo "vmware-prep: " >> /etc/.depend.start
  cp /etc/.depend.start /mnt/etc/${D_INITDIR}/.depend.start
}

# initialize runlevel skript to be executed during system startup
# (before most of the normal boot init scripts)
# this script should operate like a normal runlevel script
d_mkrlscript () {
local switch="$1"
local name="$2"
local info="$3"
case "$1" in
  init)
    echo -e "#!/bin/sh\n# skeleton of /etc/${D_INITDIR}/$name created \
by $0\n. /etc/rc.status\n. /etc/${D_SYSCONFDIR}/logfile\nrc_reset\ncase \
\"\$1\" in\n    start)\n\techo -n \"$info\"" >>/mnt/etc/${D_INITDIR}/$name
    chmod u+x /mnt/etc/${D_INITDIR}/$name
  ;;
  close)
    echo -e "\trc_status -v\n\t;;\n    stop)\n\t;;\nesac\nrc_exit" \
      >>/mnt/etc/${D_INITDIR}/$name
  ;;
esac
}