mysqlinfo(){
datafilename="mysql.txt"
touch ./"${datafilename}"
echo `date +%s%N | md5sum | head -c 12` >> ./"${datafilename}"
echo "db_"`date +%s%N | md5sum | head -c 6` >> ./"${datafilename}"
echo "u_"`date +%s%N | md5sum | head -c 6` >> ./"${datafilename}"
echo `date +%s%N | md5sum | head -c 12` >> ./"${datafilename}"
rootpassword=`cat "${datafilename}" | awk '{if(NR==1) print $1;}'`
databasename=`cat "${datafilename}" | awk '{if(NR==2) print $1;}'`
username=`cat "${datafilename}" | awk '{if(NR==3) print $1;}'`
userpassword=`cat "${datafilename}" | awk '{if(NR==4) print $1;}'`
}

initialSET(){
apt-get -y update
apt-get -y upgrade
dd if=/dev/zero of=/var/.swap bs=1M count=1024
mkswap /var/.swap
swapon /var/.swap
echo "/var/.swap swap swap defaults 0 0" >> /etc/fstab
echo "tmpfs /tmp tmpfs defaults 0 0" >> /etc/fstab
}

intallLAMP(){
apt-get -y install vim apache2 python
a2enmod rewrite
touch ./debsetfile.txt
echo  "mysql-server mysql-server/root_password password ${rootpassword}" > ./debsetfile.txt
echo  "mysql-server mysql-server/root_password_again password ${rootpassword}" >> ./debsetfile.txt
debconf-set-selections ./debsetfile.txt
apt-get -y install mysql-server php-mysql
rm ./debsetfile.txt
mysql_install_db
apt-get -y install php libapache2-mod-php php-mcrypt
}

mysqlset(){
mysql -uroot -p${rootpassword} -e "CREATE DATABASE ${databasename};CREATE USER '${username}'@'localhost' IDENTIFIED BY '${userpassword}';GRANT ALL PRIVILEGES ON ${databasename}.* TO '${username}'@'localhost';"
}
mysqlinfo
initialSET
intallLAMP
mysqlset