#!/bin/bash

hvbuild()
{
    LTSROOT="/opt/ltsp/i386"
    MAC_ADDRESS="01-00-40-63-c0-35-8f"
    LTSP_KERNEL="2.6.17.8-ltsp-1"
    LTSP_SERVER="192.168.0.4"

    if [ -d /tftpboot ]; then
        if [ -d /srv/tftpboot ]; then
	    rm -v -rf /srv/tftpboot
        fi

        mv -v /tftpboot /srv/tftpboot
    fi

    cd /srv/tftpboot/lts/${LTSP_KERNEL}/pxelinux.cfg
    ln -v -s -f default ${MAC_ADDRESS}

    cat > ${LTSROOT}/etc/lts.conf << "EOF"
[Default]
  # Uncomment to use custom XF86Config:
  ### XF86CONFIG_FILE = /tmp/XF86Config.1

  RAMDISK_SIZE       = "8192"

  SERVER             = _LTSP_SERVER_
  XSERVER            = trident
  X_HORZSYNC         = "31.5-80"
  X_VERTREFRESH      = "60-70"
  X_COLOR_DEPTH      = 16
  X_MODE_0           = 1280x1024
  X_MODE_1           = 1024x768

  # Keyboard configuration
  XkbLayout          = "ca_enhanced"

  # Mouse configuration
  X_MOUSE_PROTOCOL    = "IMPS/2"
  X_MOUSE_DEVICE      = "/dev/input/mice"

  X_MOUSE_RESOLUTION  = "400"
  X_MOUSE_BUTTONS     = "5"
  X_MOUSE_EMULATE3BTN = "Y"
  X_ZAxisMapping      = "4 5"

  USE_XFS            = N
  LOCAL_APPS         = N
  USE_NFS_SWAP       = N

  SCREEN_01          = startx
  SCREEN_02          = shell

  SOUND = Y
  SOUND_DAEMON = esd
EOF

    sed -i -e "s!_LTSP_SERVER_!${LTSP_SERVER}!g" ${LTSROOT}/etc/lts.conf

    # LTSP-4.2 update 4: The "-public" option is absolutely necessary...
    sed -i -e \
        "s!\( */bin/esd -nobeeps -tcp -port 16001\)\( -as 1 &\)!\1 -public\2!g"\
        ${LTSROOT}/etc/rc.sound

    string_add "${LTSROOT}   192.168.0.0/24(rw,sync,no_root_squash)" \
        /etc/exports

    string_add "option root-path  \"${LTSP_SERVER}:${LTSROOT}\";" \
        /etc/dhcpd.conf

    # no spaces but tabs to separate items.
    sed -i -e "s!^#\*\(.*#any host.*\)!\*\1!g" /etc/X11/xdm/Xaccess

    # By default this line is set, so that it is not listening to XDMCP
    # connection. This is for security reasons.
    sed -i -e "s%\(^DisplayManager\.requestPort:.*\)%!\1%g" \
        /etc/X11/xdm/xdm-config
}