fernandoaleman

Problem

An existing chef node node-1 needs to be renamed node-01.

Solution

1. knife node edit node-1
   • Change the node_name to node-01.
2. knife node delete node-1
3. knife client delete node-1

fernandoaleman

Error

Running handlers:
[2018-10-01T11:07:45-05:00] ERROR: Running exception handlers
Running handlers complete
[2018-10-01T11:07:45-05:00] ERROR: Exception handlers complete
Chef Client failed. 33 resources updated in 01 minutes 06 seconds
[2018-10-01T11:07:45-05:00] FATAL: Stacktrace dumped to /var/chef/cache/chef-stacktrace.out
[2018-10-01T11:07:45-05:00] FATAL: Please provide the contents of the stacktrace.out file if you file a bug report

fernandoaleman

Error

[Tue Jun 03 22:05:51 2014] [error] (110)Connection timed out: proxy: HTTP: attempt to connect to 127.0.0.1:3000 (127.0.0.1) failed
[Tue Jun 03 22:05:51 2014] [error] ap_proxy_connect_backend disabling worker for (127.0.0.1)
[Tue Jun 03 22:05:52 2014] [error] proxy: HTTP: disabled connection for (127.0.0.1)
[...]

The problem is that the Apache proxy module, recognising that the service was unavailable, stopped redirecting requests to it for one minute.

fernandoaleman

Install RabbitMQ on Ubuntu 16.04

Install Erlang

wget https://packages.erlang-solutions.com/erlang-solutions_1.0_all.deb
sudo dpkg -i erlang-solutions_1.0_all.deb
sudo apt-get update -y
sudo apt-get install -y erlang erlang-nox

fernandoaleman

#!/bin/bash
set -e

function getHostname()
{
  local HOST=''

  while test -z "$HOST"
  do
    read -p "$1 : " HOST

fernandoaleman

class Node01048 < Formula
  desc "Platform built on V8 to build network applications"
  homepage "https://nodejs.org/"
  url "https://nodejs.org/dist/v0.10.48/node-v0.10.48.tar.xz"
  sha256 "365a93d9acc076a0d93f087d269f376abeebccad599a9dab72f2f6ed96c8ae6e"
  revision 2
  head "https://github.com/nodejs/node.git", :branch => "v0.10-staging"

  bottle do
    sha256 "0053425c1c78f3afc8c7b311d7808d4e0f9ff955ec5edcef972529eabdf05856" => :sierra

fernandoaleman

Install MongoDB on Ubuntu 16.04

Import MongoDB GPG Key

sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 2930ADAE8CAF5059EE73BB4B58712A2291FA4AD5

Add MongoDB apt repository

echo "deb [ arch=amd64,arm64 ] https://repo.mongodb.org/apt/ubuntu xenial/mongodb-org/3.6 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-3.6.list

fernandoaleman

require 'formula'

class Elasticsearch < Formula
  homepage 'http://www.elasticsearch.org'
  url 'https://download.elasticsearch.org/elasticsearch/elasticsearch/elasticsearch-1.0.2.tar.gz'
  sha256 '2fc2cd05e5f301ba972c9bf90232b70592568990f526f2634b3a768c4615ad70'

  head do
    url 'https://github.com/elasticsearch/elasticsearch.git'
    depends_on 'maven'

fernandoaleman

# Clone repo
git clone --mirror [email protected]/fernandoaleman/app.git app/.git

# Change into app directory
cd app

# Update git config
git config --unset core.bare

# Checkout master branch

fernandoaleman

# This snippet checks your current directory for a .ruby-version file
# and if it exists, it then checks to see if that version of ruby is
# installed. If not, it will ask you if you want to install it.
#
# Add this snippet to $HOME/.zshrc

# In zsh, the chpwd will run a command every time you change directories.
function chpwd {
  # Check if a .ruby-version file exists
  if [[ -f "$PWD/.ruby-version" ]]; then