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#!/bin/bash
# Written by Steven Shiau <steven@nchc.org.tw> to use in DRBL for RedHat
# License: GPL
#
# set the iptables NAT
# clean the old tables
# Load DRBL setting and functions
DRBL_SCRIPT_PATH="${DRBL_SCRIPT_PATH:-/usr/share/drbl}"
. $DRBL_SCRIPT_PATH/sbin/drbl-conf-functions
#
check_if_root
# main
USAGE="Usage: $0 {local|remote}"
switch=$1
#
if [ $# -ne 1 ]; then
echo "$USAGE"
echo "Example: use the following to use remote xfs service for clients"
echo "$0 remote"
exit 1
fi
#
case "$switch" in
"remote")
[ "$BOOTUP" = "color" ] && $SETCOLOR_WARNING
echo "Setting the remote xfs for clients..."
[ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL
# Change the xfs setting in server
# set the client_no first, minimum 10.
client_no=$(unalias ls 2> /dev/null; ls -d $drblroot/* 2>/dev/null |wc -w|sed -e "s/ //g")
# / 1 to make the result as integer.
client_no=$(echo "scale=0; $client_no * $XFS_RATIO / 1" |bc -l)
[ $client_no -lt 10 ] && client_no=10
perl -p -i -e "s/^[[:space:]]*[#]*[[:space:]]*client-limit[[:space:]]*=.*/client-limit = $client_no/" /etc/X11/fs/config
# enable the xfs service with tcp
perl -p -i -e "s/^.*no-listen = tcp.*/#no-listen = tcp/" /etc/X11/fs/config
# restart xfs
/etc/init.d/xfs restart
# change the XF86Config file in client, for MDK it's XF86Config-4,
for ihost in $drblroot/*; do
# try to get the font server
IP=$(basename $ihost)
font_server=$(grep -e "$drblroot/$IP/etc" $drblroot/$IP/etc/fstab | awk -F":" '{print $1}')
[ -z "$font_server" ] && echo "Failed to find the font server...Program terminated!" && exit 1
#
echo -n "Setting the remote font server in XF86Config for client $IP..."
if [ -f $ihost/etc/X11/XF86Config ]; then
# backup first
echo "Editing XF86Config..."
cp -f $ihost/etc/X11/XF86Config $ihost/etc/X11/XF86Config.drblsave
perl -p -i -e "s/^[[:space:]]*[^#]*[[:space:]]*FontPath[[:space:]]+\".*\".*/\tFontPath \"tcp\/$font_server:$fs_port\"/" $ihost/etc/X11/XF86Config
# del the xfs service to clients
drbl-client-service -h $IP xfs del
# stop the xfs service in clients
drbl-doit -h $IP "/etc/init.d/xfs stop"
fi
if [ -f $ihost/etc/X11/XF86Config-4 ]; then
# backup first
cp -f $ihost/etc/X11/XF86Config-4 $ihost/etc/X11/XF86Config-4.drblsave
perl -p -i -e "s/^[[:space:]]*[^#]*[[:space:]]*FontPath[[:space:]]+\".*\".*/\tFontPath \"tcp\/$font_server:$fs_port\"/" $ihost/etc/X11/XF86Config-4
# del the xfs service to clients
drbl-client-service -h $IP xfs del
# stop the xfs service in clients
drbl-doit -h $IP "/etc/init.d/xfs stop"
fi
if [ -f $ihost/etc/X11/XF86Config -a -f $ihost/etc/X11/XF86Config-4 ]; then
# we need xfs, otherwise firstboot will fail to detect successfully, because no xfs service running locally
# so keep the xfs service to client
drbl-client-service -h $IP xfs add
fi
done
#
echo "done!"
;;
"local")
[ "$BOOTUP" = "color" ] && $SETCOLOR_WARNING
echo "Setting the local xfs for clients..."
[ "$BOOTUP" = "color" ] && $SETCOLOR_NORMAL
# Change the xfs setting in server, Default font server comes with client-limt = 10
client_no=10
perl -p -i -e "s/^[[:space:]]*[#]*[[:space:]]*client-limit[[:space:]]*=.*/client-limit = $client_no/" /etc/X11/fs/config
perl -p -i -e "s/^.*no-listen = tcp.*/no-listen = tcp/" /etc/X11/fs/config
# restart xfs
/etc/init.d/xfs restart
# add the xfs service to clients
drbl-client-service xfs add
# change the XF86Config file in client, for MDK it's XF86Config-4,
# backup first
for ihost in $drblroot/*; do
IP=$(basename $ihost)
echo -n "Setting the local font server in XF86Config for client $IP..."
if [ -f $ihost/etc/X11/XF86Config ]; then
cp -f $ihost/etc/X11/XF86Config $ihost/etc/X11/XF86Config.drblsave
perl -p -i -e "s/^[[:space:]]*[^#]*[[:space:]]*FontPath[[:space:]]+\".*\".*/\tFontPath \"unix\/:$fs_port\"/" $ihost/etc/X11/XF86Config
fi
if [ -f $ihost/etc/X11/XF86Config-4 ]; then
cp -f $ihost/etc/X11/XF86Config-4 $ihost/etc/X11/XF86Config-4.drblsave
perl -p -i -e "s/^[[:space:]]*[^#]*[[:space:]]*FontPath[[:space:]]+\".*\".*/\tFontPath \"unix\/:$fs_port\"/" $ihost/etc/X11/XF86Config-4
fi
done
#
drbl-doit "/etc/init.d/xfs restart"
echo "done!"
;;
*)
echo "$USAGE"
esac
#
echo "-------------------------------------------------------"
echo "Since some config files are modified in template client, creating template tarball for DRBL SSI..."
drbl-gen-ssi-files
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