general.sh

#!/bin/bash

sudo apt-get update
sudo apt-get -y upgrade
sudo apt-get -y dist-upgrade
sudo apt-get install -y nano htop git
sudo apt-get install -y software-properties-common
sudo apt-get install -y build-essential libtool autotools-dev pkg-config libssl-dev
sudo apt-get install -y libboost-all-dev libzmq5
sudo apt-get install -y libevent-dev
sudo apt-get install -y libminiupnpc-dev libgmp-dev
sudo apt-get install -y autoconf virtualenv
sudo apt-get install -y automake unzip
sudo add-apt-repository  -y  ppa:bitcoin/bitcoin
sudo apt-get update
sudo apt-get install -y libdb4.8-dev libdb4.8++-dev

cd /var
sudo touch swap.img
sudo chmod 600 swap.img
sudo dd if=/dev/zero of=/var/swap.img bs=1024k count=2000
sudo mkswap /var/swap.img
sudo swapon /var/swap.img
sudo free
sudo echo "/var/swap.img none swap sw 0 0" >> /etc/fstab
cd

sudo apt-get install -y ufw fail2ban
sudo ufw allow ssh/tcp
sudo ufw limit ssh/tcp
sudo ufw logging on
echo "y" | sudo ufw enable
sudo ufw status

systemctl enable fail2ban >/dev/null 2>&1
systemctl start fail2ban >/dev/null 2>&1

mkdir -p ~/bin
echo 'export PATH=~/bin:$PATH' > ~/.bash_aliases
source ~/.bashrc