Various setup stuff for a fresh CentOS VM

centos_setup

sudo dd if=/dev/zero of=/swapfile count=2048 bs=1MiB
sudo chmod 600 /swapfile
sudo mkswap /swapfile
sudo swapon /swapfile
sudo vi /etc/fstab
  /swapfile swap swap defaults 0 0

sudo yum group install -y "Development Tools"
sudo yum install -y gcc-6 patch bzip2 openssl-devel libyaml-devel libffi-devel readline-devel zlib-devel gdbm-devel ncurses-devel wget libcurl-devel tmux vim

sudo yum install -y mariadb-server mariadb-devel
sudo mysql_install_db
sudo chown -R mysql:mysql /var/lib/mysql/
sudo chown -R mysql:mysql /var/log/mariadb/
sudo systemctl start mariadb
sudo systemctl enable mariadb
sudo mysql_secure_installation

yum install -y https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm
sudo yum install epel-release epel-next-release
sudo yum install freetds
sudo yum install freetds-devel

sudo yum install redis