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#!/usr/bin/env bash
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#
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# Copyright 1998-2010 VMware, Inc.  All rights reserved.
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#
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# This script manages the VMware USB Arbitrator service
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#
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# Basic support for IRIX style chkconfig
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# chkconfig: 235 50 8
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# description: This services starts and stops the USB Arbitrator.
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# Load bootstrapper info
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. /etc/vmware/bootstrap
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# This defines $rc_done and $rc_failed on S.u.S.E.
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if [ -f /etc/rc.config ]; then
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   # Don't include the entire file: there could be conflicts
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   rc_done=`(. /etc/rc.config; echo "$rc_done")`
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   rc_failed=`(. /etc/rc.config; echo "$rc_failed")`
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else
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   # Make sure the ESC byte is literal: Ash does not support echo -e
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   rc_done=' done'
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   rc_failed='failed'
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fi
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# This defines echo_success() and echo_failure() on RedHat
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if [ -r "$INITSCRIPTDIR"'/functions' ]; then
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   . "$INITSCRIPTDIR"'/functions'
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fi
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vmware_failed() {
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  if [ "`type -t 'echo_failure' 2>/dev/null`" = 'function' ]; then
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    echo_failure
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  else
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    echo -n "$rc_failed"
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  fi
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}
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vmware_success() {
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  if [ "`type -t 'echo_success' 2>/dev/null`" = 'function' ]; then
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    echo_success
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  else
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    echo -n "$rc_done"
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  fi
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}
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# Execute a macro
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vmware_exec() {
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  local msg="$1"  # IN
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  local func="$2" # IN
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  shift 2
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  # On Caldera 2.2, SIGHUP is sent to all our children when this script exits
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  # I wanted to use shopt -u huponexit instead but their bash version
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  # 1.14.7(1) is too old
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  #
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  # Ksh does not recognize the SIG prefix in front of a signal name
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  if [ "$VMWARE_DEBUG" = 'yes' ]; then
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    (trap '' HUP; "$func" "$@")
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  else
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    (trap '' HUP; "$func" "$@") >/dev/null 2>&1
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  fi
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  if [ "$?" -gt 0 ]; then
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    vmware_failed
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    echo
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    return 1
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  fi
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  vmware_success
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  echo
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  return 0
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}
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# Start the virtual machine USB Arbitrator service
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vmwareStartUSBArbitrator() {
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    # The executable checks for already running instances, so it
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    #  is safe to just run it.
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    "$BINDIR"/vmware-usbarbitrator
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}
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# Stop the virtual machine USB Arbitrator service
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vmwareStopUSBArbitrator() {
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    # The service knows how to stop itself.
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    "$BINDIR"/vmware-usbarbitrator --kill
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}
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vmwareService() {
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   case "$1" in
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      start)
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         vmware_exec 'VMware USB Arbitrator' vmwareStartUSBArbitrator
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         exitcode=$(($exitcode + $?))
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         if [ "$exitcode" -gt 0 ]; then
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            exit 1
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         fi
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         ;;
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      stop)
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         vmware_exec 'VMware USB Arbitrator' vmwareStopUSBArbitrator
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         exitcode=$(($exitcode + $?))
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         if [ "$exitcode" -gt 0 ]; then
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            exit 1
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         fi
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         ;;
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      restart)
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         "$SCRIPTNAME" stop && "$SCRIPTNAME" start
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         ;;
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      *)
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         echo "Usage: $BASENAME {start|stop|restart}"
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         exit 1
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   esac
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}
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SCRIPTNAME="$0"
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BASENAME=`basename "$SCRIPTNAME"`
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# Check permissions
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if [ "`id -ur`" != '0' ]; then
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   echo 'Error: you must be root.'
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   echo
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   exit 1
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fi
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vmwareService "$1"
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exit 0