sudo yum update -y
sudo amazon-linux-extras install epel -y

sudo wget https://dev.mysql.com/get/mysql80-community-release-el7-5.noarch.rpm
sudo rpm -ivh mysql80-community-release-el7-5.noarch.rpm

sudo yum install mysql-server -y

/etc/yum.repos.d/*mysql*
sed -i 's/gpgcheck=1/gpgcheck=0/g' filename

sudo grep 'temporary password' /var/log/mysqld.log