#!/bin/sh
# Copyright (c) 2009 - OpenSLX GmbH 
# 
# This program is free software distributed under the GPL version 2. 
# See http://openslx.org/COPYING 
# 
# If you have any feedback please consult http://openslx.org/feedback and 
# send your suggestions, praise, or complaints to feedback@openslx.org 
# 
# General information about OpenSLX can be found at http://openslx.org/ 
# -----------------------------------------------------------------------------
# §filename§ 
#    - §desc§ 
# §generated§ 
# -----------------------------------------------------------------------------

export PATH=$PATH:/opt/openslx/bin:/opt/openslx/sbin:/opt/openslx/usr/bin:/opt/openslx/usr/sbin

#functions: helper functions
tempdir () { 
# Create a special tempfs directory
mkdir -m 1777 -p /tmp/vmware
# Don't mount special tempfs, when using local harddrive for /tmp
[ ! -n "$(cat /proc/mounts |grep ' /tmp '|grep '/dev/sd')" ] \
    && mount -t tmpfs -o size=180%,mode=1777 tmpfs /tmp/vmware
}

load_modules () { 
# VMplayer common stuff
insmod /lib/modules/vmware/vmmon.ko || return 1
insmod /lib/modules/vmware/vmnet.ko || return 1
# VMplayer 3.X specific stuff
insmod /lib/modules/vmware/vmci.ko
insmod /lib/modules/vmware/vmblock.ko
insmod /lib/modules/vmware/vsock.ko

}

unload_modules () { 
rmmod vmnet vmmonvsock vmci vmblock 2>/dev/null
}

vmnetif () { 
# let point the path directly to the directory where the binary lives
location="/usr/bin"
if [ -n "$vmnet0" ] ; then
    # the path might be directly point to the plugin dir
    $location/vmnet-bridge -d /var/run/vmnet-bridge-0.pid -n 0
fi
if [ -n "$vmnet1" ] ; then
  $location/vmnet-netifup -d /var/run/vmnet-netifup-vmnet1.pid \
    /dev/vmnet1 vmnet1
  ip addr add $vmnet1 dev vmnet1
  ip link set vmnet1 up
  if [ -n "$vmnet1nat" ] ; then
    echo "1" >/proc/sys/net/ipv4/conf/vmnet1/forwarding 2>/dev/null
    echo "1" >/proc/sys/net/ipv4/conf/br0/forwarding 2>/dev/null
  fi
  /opt/openslx/usr/sbin/udhcpd \
    -S /etc/vmware/udhcpd/udhcpd-vmnet1.conf
fi
if [ -n "$vmnet8" ] ; then
  $location/vmnet-netifup -d /var/run/vmnet-netifup-vmnet8.pid \
      /dev/vmnet8 vmnet8
  ip addr add $vmnet8 dev vmnet8
  ip link set vmnet8 up
  echo "1" >/proc/sys/net/ipv4/conf/vmnet8/forwarding 2>/dev/null
  echo "1" >/proc/sys/net/ipv4/conf/br0/forwarding 2>/dev/null
#  TODO: iptables in stage32?
#  iptables -t nat -A POSTROUTING -o br0 -j MASQUERADE
   # /etc/vmware/vmnet-natd-8.mac simply contains a mac like 00:50:56:F1:30:50
   $location/vmnet-natd -d /var/run/vmnet-natd-8.pid \
      -m /etc/vmware/vmnet-natd-8.mac -c /etc/vmware/nat.conf 2>/dev/null # or logfile 
  /opt/openslx/usr/sbin/udhcpd \
    -S /etc/vmware/udhcpd/udhcpd-vmnet8.conf
fi

}

vmblock () { 
# let point the path directly to the directory where the binary lives
# TODO: get it to work
  /usr/bin/vmware-usbarbitrator

}


case "$1" in 
  start)
    #start: defines start function for initscript
    # load the configuration file
    . /etc/openslx/vmware/vmware.conf
    # hack to access the first serial/parallel port
    chmod a+rw /dev/ttyS0
    chmod a+rw /dev/parport0
    tempdir
    load_modules
    vmnetif
#    vmblock
    
  ;;
  stop)
    #stop: defines stop function for initscript
    killall vmnet-netifup vmnet-natd vmnet-bridge vmware vmplayer \
      vmware-tray vmnet-dhcpd 2>/dev/null
    # might take a while until all services are shut down
    sleep 1
    umount -l /tmp/vmware 2>/dev/null
    unload_modules
    
  ;;
  restart)
    #restart: defines restart function for initscript
    $0 stop && $0 start
  ;;
  status)
    #status: defines status function for initscript
    vmstatus
  ;;
  *)
    #usage: defines usage function for initscript
    ## print out usage 
    echo "Usage: $0 {start, stop, restart, status}" >&2 
    exit 1
  ;;
esac

exit 0