decentralized-sources/scripts/hostIPFS.sh

#!/bin/bash
# Script must be running from root
if [ "$EUID" -ne 0 ];
  then echo "Please run as root";
  exit 1;
fi;

this_repo_ipfs_cid="bafybeienn6huru6cxs3ovl5ogeik2wnvviqtoainqj4zn2q3q7zzezvu6u";
user_home_dir=$(eval echo ~$USER);
tornado_folder="$user_home_dir/tornado-ipfs";
script_log_file="/tmp/tornado-ipfs-installation.log";
cron_script_path="$tornado_folder/cronfile.cron";

function echo_log_err(){
  echo $1 1>&2;
  echo -e "$1\n" &>> $script_log_file;
}

function echo_log_err_and_exit(){
  echo_log_err "$1";
  exit 1;
}

function delete_if_exists(){
  if test -d $1; then rm -rf $1; fi;
  if test -f $1; then rm $1; fi;
}

function is_package_installed(){
  if [ $(dpkg-query -W -f='${Status}' $1 2>/dev/null | grep -c "ok installed") -eq 0 ]; then return 1; else return 0; fi;
}

function install_requred_packages(){
  apt update &>> $script_log_file;

  requred_packages=("curl" "git" "ufw" "cron");
  local package;
  for package in ${requred_packages[@]}; do
    if ! is_package_installed $package; then
      # Kill apache process, because Debian configuring nginx package  right during installation
      if [ $package = "nginx" ]; then systemctl stop apache2; fi; 
      apt install --yes --force-yes  -o DPkg::Options::="--force-confold" $package &>> $script_log_file;
      if ! is_package_installed $package; then
        echo_log_err_and_exit "Error: cannot install \"$package\" package";
      fi;
    fi;
  done;

  echo -e "\nAll required packages installed successfully";
}

function install_node(){
  curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.3/install.sh | bash &>> $script_log_file;
  . ~/.nvm/nvm.sh;
  . ~/.profile;
  . ~/.bashrc;
  nvm install 16.20.2 &>> $script_log_file;
}

function download_repo(){
    ipfs_gateways=("https://ipfs.io/ipfs" "https://dweb.link/ipfs" "https://cloudflare-ipfs.com/ipfs" "https://gateway.pinata.cloud/ipfs" "https://hardbin.com/ipfs");
    for gateway in ${ipfs_gateways[@]}; do
        delete_if_exists $tornado_folder;
        if git clone $gateway/$this_repo_ipfs_cid $tornado_folder; then break; fi;
    done;
    if [ ! -d $tornado_folder ]; then echo_log_err_and_exit "Cannot download repository from IPFS"; fi;
}

function install_node_dependencies(){
    npm i -g yarn &>> $script_log_file;
    cd $tornado_folder;
    yarn &>> $script_log_file;
}

function run_ipfs_daemon(){
    cd $tornado_folder;
    wget https://dist.ipfs.tech/kubo/v0.22.0/kubo_v0.22.0_linux-amd64.tar.gz;
    tar -xvzf kubo_v0.22.0_linux-amd64.tar.gz;
    cd kubo;
    sudo bash install.sh;
    ipfs init --profile server;
    sudo -b ipfs daemon;
}

function configure_firewall(){
    ufw allow 8080;
    ufw allow 4001;
    ufw deny 5000;
    ufw deny 5001;
    ufw insert 1 allow OpenSSH;
    echo "y" | ufw enable;
    ufw reload;
}

function add_to_cron(){
  delete_if_exists $cron_script_path;

  # Add startup script to cron (job sheduler) to up IPFS daemon after restart
  echo "@reboot ipfs daemon &" > $cron_script_path;

  # Add existing cron rules (not related to this ipfs) to cron script, so that they are not removed
  # https://unix.stackexchange.com/questions/21297/how-do-i-add-an-entry-to-my-crontab
  crontab -l | grep -v "ipfs daemon" >> $cron_script_path;

  crontab $cron_script_path;
  systemctl restart cron;

  if crontab -l | grep -q "ipfs daemon"; then 
    echo "IPFS daemon added to cron autorun successfully";
  else
    echo_log_err "Warning: adding script to cron autorun failed.";
  fi;
}

function run_pinner(){
  cd $tornado_folder;
  yarn pin;
}


install_requred_packages;
install_node;
download_repo;
install_node_dependencies;
run_ipfs_daemon;
configure_firewall;
add_to_cron;
run_pinner;