pepoviola

use std::fs::File;
use std::io::{prelude::*, BufReader, Write};
use std::process::Command;

use actix_multipart::Multipart;
use actix_web::{
    get, http::StatusCode, post, web, App, Error, HttpResponse, HttpServer, Responder,
};
use futures::{StreamExt, TryStreamExt};
use tempdir::TempDir;

pepoviola

#!/usr/bin/env bash

set -euxo pipefail

# get zombienet
curl -L -O https://github.com/paritytech/zombienet/releases/download/v1.2.14/zombienet-linux
chmod +x zombienet-linux

# get polkadot
curl -L -O https://github.com/paritytech/polkadot/releases/download/v0.9.15-1/polkadot

pepoviola

#!/usr/bin/env bash

## Get the primary and secundary IPs
awk '/\|--/ && !/\.0$|\.255$/ {print $2}' /proc/net/fib_trie

## Get only the primary IPs
awk '/32 host/ { print i } {i=$2}' /proc/net/fib_trie

pepoviola

Table of Contents

• set -e, -u, -x, -o pipefail
• set -e
• set -x
• set -u
• set -o pipefail
• Setting IFS
• Original Reference

set -e, -u, -x, -o pipefail