# Description:  configuration script for SuSE 10.0 to configure
#		linux diskless clients (included by init, hwautocfg,
#		servconfig, ... within initial ramdisk after inclusion
#		of the main functions file) 
#
# Author(s):    Dirk von Suchodoletz <dirk@goe.net>, 20-01-2006
#		Blabla
#		Blub
#
# Copyright:    (c) 2006 - RZ Universitaet Freiburg
# 
# Version:      0.2.1a

# distro specific stuff to initialize
preinit () {
  # do nothing yet
  echo > /dev/null
}

# 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/init.d/$i
done
}

# group of functions for the normal runlevels - first parameter is start
# second stop
# function for ntp configuration
config_ntp () {
local start=$1
local stop=$2
if [ -f /mnt/etc/init.d/ntp ] ; then
  strinfile "ntp:" /mnt/etc/passwd || \
    echo -e "ntp:x:74:65534:NTP daemon:/var/lib/ntp:/bin/false" \
      >>/mnt/etc/passwd
  testmkd /mnt/var/lib/ntp/var/run/ntp &>/dev/null
  if [ "x$start_ntp" = "xinitial" ] ; then
    echo -e "\t# entry added by $0: $date" \
      >>/mnt/etc/${D_INITDIR}/boot.ld
    echo -e "\tntpdate -s -b $ntp_servers >${LOGFILE} 2>&1 &" \
      >>/mnt/etc/${D_INITDIR}/boot.ld
  else
    rllinker "ntp" "$start" "$stop"
  fi
fi
}

# function for atd
config_atd () {
if [ "x$start_atd" = "xyes" ]; then
  rllinker "atd" "$1" "$2"
fi
}

# function for configuration of cron services
config_cron () {
if [ "x$start_cron" = "xyes" ] ; then
  if [ -f /mnt/etc/init.d/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 "  The cron start script seems not to be installed, so requesting \
\n  the start of cron services make no sense." nonfatal
  fi 
fi
}

# syslog service
config_syslog () {
if [ "x$start_syslog" = "xyes" ] ; then
  if [ -f /mnt/etc/init.d/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.*,," -e "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 "$1" "$2"
  fi
fi
}

# secure shell service
config_sshd () {
if [ "x$start_sshd" = "xyes" ] ; then
  if [ -f /mnt/etc/init.d/sshd ] ; then
    testmkd /mnt/var/lib/sshd; testmkd /mnt/var/lib/empty
    rllinker "sshd" "$1" "$2"
  fi
fi
}

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

# x11 stuff
descsession () {
if [ "x$desktop_session" != "x" ] ; then
  windowmanagers="$desktop_session"
  # write script for desktop-session chooser
  if [ "x$vmware" != "xno" ] ; then
    debug=""
    [ ${DEBUGLEVEL} -gt 0 ] && debug="--debug 1"
    echo -e "#!/bin/sh\n#\n# file generated by\n#\t$0:\n#\t$date\n
OSTYPE=\`echo \$0 | sed -e \"s,-, ,\" -e \"s,.*/,,\" | awk '{print \$1}'\`
SPECTYPE=\`echo \$0 | sed -e \"s,-, ,\" -e \"s,.*/,,\" | awk '{print \$2}'\`\n
OPTS=\"-o \$OSTYPE \${SPECTYPE:+\"-s \$SPECTYPE\"}\"\n
xterm -bg black -fg white -geometry 170x30+0-0 +sb \
-e \"runvmware \$OPTS $debug\"\n" > /mnt/var/X11R6/bin/desktop-session
    chmod a+x /mnt/var/X11R6/bin/desktop-session
    addpath="true";
  fi
else
  windowmanagers="kde,gnome,icewm,failsafe"
fi
# check if /usr/X11R6/bin is writeable, else use /var/X11R6/bin
if [ -w /mnt/usr/X11R6/bin/WM-Session ] ; then
  sesspath="/usr/X11R6/bin"
else
  sesspath="/var/X11R6/bin"
  addpath="true"
fi

# create links to desktop-session chooser
[ -f /mnt/usr/bin/X11/wmlist ] && wmlist=`cat /mnt/usr/bin/X11/wmlist`
testmkd /mnt/etc/X11/sessions
for i in `echo $windowmanagers|sed -e "s/,/ /g"` ; do
  # beware!! quickhack for VMware sessions
  strinstr "$i" "$wmlist" || \
    test -x /mnt/usr/X11R6/bin/$i || \
    echo -e "[Desktop Entry]\nX-SuSE-translate=true\nEncoding=UTF-8\n\
Type=XSession\nExec=$i\nTryExec=$sesspath/$i\n\
Name=$i\n" > /mnt/etc/X11/sessions/$i.desktop
  # does not work correctly (add /var/X11R6/bin to path!!)
  test -x /mnt/usr/X11R6/bin/$i || \
    ln -fs /var/X11R6/bin/desktop-session /mnt/$sesspath/$i
done

# add special path /var/X11R6/bin to the PATH variable
[ "x$addpath" != "x" ] && \
  echo -e "# added path component by $0: $date\n\
PATH=\"\$PATH:/var/X11R6/bin\"" >>/mnt/etc/SuSEconfig/profile

}

# configure X display manager (/etc/sysconfig/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/sysconfig/displaymanager > /etc/displaymanager
cp /etc/displaymanager /mnt/etc/sysconfig/displaymanager
# start the display manager as early as possible
ln -sf /etc/init.d/xdm /mnt/etc/init.d/boot.d/S12boot.xdm
ln -sf /etc/init.d/xdm /mnt/etc/init.d/rc5.d/S01xdm
ln -sf /etc/init.d/xdm /mnt/etc/init.d/rc5.d/K20xdm
}

# 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
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
chmod 0750 /mnt/var/lib/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/
BaseXsession=/etc/opt/gnome/gdm/Xsession
SessionDesktopDir=/usr/share/xsessions/:/etc/opt/gnome/dm/Sessions/:\
/opt/gnome/share/gdm/BuiltInSessions/
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 gdm as display manager
config_kdm () {
config_dm_entry yes

}

# consolefont
consolefont () {
echo -e "\tsetfont ${CONSOLE_FONT} >${LOGFILE} 2>&1\n" \
  >>/mnt/etc/${D_INITDIR}/boot.ld
}

# acpi and powersave
config_acpi () {
  local start_powersave=`expr $1 + 5`
  local stop_powersave=`expr $1 - 1`
  rllinker powersaved "$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="$1"
local stop="$2"
if [ "x$start_dreshal" = "xyes" ]; then
  if [ -f /mnt/etc/init.d/dbus ] ; then
  strinfile "messagebus:" /mnt/etc/passwd || \
    echo "messagebus:x:100:101:User for D-BUS:/var/run/dbus:/bin/false" \
      >> /mnt/etc/passwd
    testmkd /mnt/var/run/dbus
    # chown 100:101 /mnt/var/run/dbus
    rllinker "dbus" "$start" "$stop"
  fi
  if [ -f /mnt/etc/init.d/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/init.d/haldaemon ] ; then
    strinfile "haldaemon:" /mnt/etc/passwd || \
      echo "haldaemon:x:101:102:User for haldaemon:/var/run/hal:/bin/false" \
        >> /mnt/etc/passwd
    start="0"`expr $start + 1`
    stop="0"`expr $start - 1`
    rllinker "haldaemon" "$start" "$stop"
  fi
fi
}

# initialize boot.ld - skript to be executed during early system startup
# (before most of the normal boot init scripts)
# this script should operate like a normal runlevel script
d_mkbootld () {
case "$1" in
  init)
    echo -e "#!/bin/sh\n# skeleton of /etc/${D_INITDIR}/boot.ld written \
from $0" >/mnt/etc/${D_INITDIR}/boot.ld
    echo -e '\n. /etc/rc.status\nrc_reset\ncase "$1" in\n    start)' \
      >>/mnt/etc/${D_INITDIR}/boot.ld
    echo -e '\techo -n "Running post configuration required by initrd"' \
      >>/mnt/etc/${D_INITDIR}/boot.ld
    chmod u+x /mnt/etc/${D_INITDIR}/boot.ld
  ;;
  close)
    echo -e "\trc_status -v\n\t;;\n    stop)\n\t;;\nesac\nrc_exit" \
      >>/mnt/etc/${D_INITDIR}/boot.ld

  ;;
esac
}