jskrivseth

<?php

/**
 * @param string $charset the entire set of characters to permute
 * @param array|int[] $ring an array of counters representing the character pointed to by each element of the cipher ring
 * @return Generator
 */
function permute($charset, array $ring = [0])
{
    while (count($ring) <= strlen($charset)) {

jskrivseth

#!/bin/bash

hosts=( "host1" "host2" )

for i in "${hosts[@]}"
do
  echo "----------"
  echo "- Host: $i"
  ssh -q "$i" << SSH_COMMANDS
  sudo yum update -y

jskrivseth

#!/bin/bash

hosts=( "host3" "host4" )

for i in "${hosts[@]}"
do
  echo "----------"
  echo "- Host: $i"
  ssh -q "$i" << SSH_COMMANDS
  sudo apt-get upgrade -y