evilvm

#!/bin/bash

# shameless ripped off from:
# https://stackoverflow.com/questions/59895/get-the-source-directory-of-a-bash-script-from-within-the-script-itself

SOURCE="${BASH_SOURCE[0]}"
while [ -h "$SOURCE" ]; do
  DIR="$( cd -P "$( dirname "$SOURCE" )" >/dev/null 2>&1 && pwd )"
  SOURCE="$(readlink "$SOURCE")"
  [[ $SOURCE != /* ]] && SOURCE="$DIR/$SOURCE" 
done
ROOT="$( cd -P "$( dirname "$SOURCE" )" >/dev/null 2>&1 && pwd )"

export ROOT

if [ "$?" -ne "0" ] ; then
    echo "Cannot change to script directory"
    exit 2
fi

function usage() {
    echo
    echo " usage: evilvm [command] [args ...]"
    echo
    echo " This script controls execution of EvilVM's various components."
    echo " Each component will show help and usage information if run"
    echo " with no arguments."
    echo
    echo " Available components:"
    echo
    echo "   server  run the central EvilVM server console"
    echo "   shim    run a protocol shim for non-TCP transports"
    echo "   build   build EvilVM agents for deployment"
    echo
    exit 1
}
 
case $1 in
    "server")
	exec bash ${ROOT}/scripts/server.sh "$@"
	;;
    "shim")
	exec bash ${ROOT}/scripts/shim.sh "$@"
	;;
    "build")
	exec bash ${ROOT}/scripts/build.sh "$@"
	;;
    *)
	usage
	;;
esac