Configure Server and Install ZenCash

zencash.sh

#!/usr/bin/env bash

# Quit on any error.
set -e

# Require superuser.
if [[ $EUID > 0 ]]; then
  echo "This script requires root or sudo."
  exit 1
fi

# Add a swapfile.
if [ $(cat /proc/swaps | wc -l) -lt 2 ]; then
  echo "Configuring your swapfile..."
  fallocate -l 4G /swapfile
  chmod 600 /swapfile
  mkswap /swapfile
  swapon /swapfile
  echo "/swapfile   none    swap    sw    0   0" >> /etc/fstab
else
  echo "Swapfile exists. Skipping."
fi

# Install updates.
echo "Install Ubuntu updates..."
apt-get update && apt-get upgrade -y

# Install dependencies.
echo "Installing ZenCash dependencies..."
apt-get install -y build-essential pkg-config libc6-dev m4 g++-multilib autoconf libtool ncurses-dev unzip git python zlib1g-dev wget bsdmainutils automake && apt-get autoremove -y

# Remove old builds.
if [ -d ~/zen ]; then
  echo "Removing old ZenCash build..."
  killall zend || true
  rm -r ~/zen || true
fi

# Clone ZenCash from Git repo.
echo "Downloading ZenCash source..."
git clone https://github.com/ZencashOfficial/zen.git

# Download proving keys.
if [ ! -f ~/.zcash-params/sprout-proving.key ]; then
  echo "Downloading ZenCash keys..."
  ~/zen/zcutil/fetch-params.sh
fi

# Create an empty config.
if [ ! -f ~/.zen/zen.conf ]; then
  echo "Creating an empty ZenCash config..."
  mkdir -p ~/.zen || true
  touch ~/.zen/zen.conf
fi

# Compile source.
echo "Compiling ZenCash..."
cd ~/zen
./zcutil/build.sh
cd ~

# Done.
echo ""
echo ""
echo "ALL DONE! Now type \"~/zen/src/zend\" to launch ZenCash!"
echo ""
echo ""