Dmitry B auth-day

Tools

Presentations

Find the original here article here: Devops Best Practices

DevOps started out as "Agile Systems Administration". In 2008, at the Agile Conference in Toronto, Andrew Shafer posted an offer to moderate an ad hoc "Birds of a Feather" meeting to discuss the topic of "Agile Infrastructure". Only one person showed up to discuss the topic: Patrick Debois. Their discussions and sharing of ideas with others advanced the concept of "agile systems administration". Debois and Shafer formed an Agile Systems Administrator group on Google, with limited success. Patrick Debois did a presentation called "Infrastructure and Operations" addressing

Install PostgreSQL 10 on Ubuntu

This is a quick guide to install PostgreSQL 10 - tested on Ubuntu 16.04 but likely can be used for Ubuntu 14.04 and 17.04 as well, with one minor modification detailed below.

(Optional) Uninstall other versions of postgres

To make life simple, remove all other versions of Postgres. Obviously not required, but again, makes life simple. If you have data in your previous version of postgres that you'd like to retain, then this is not recommended. Instead, you'll have to use pg_upgrade or pg_upgradecluster.

Kafka installation with systemd

0. Create kafka user

sudo adduser kafka
sudo adduser kafka sudo
su -l kafka

1. Download and Install kafka archive

	# This file would need to be in its own folder like /tf-bar/main.tf

	variable "bar" {
	default = "foo"
	}

	resource "null_resource" "bar" {
	triggers {
	bar = "${var.bar}"
	}

	def getProjectName() {
	return 'JenkinsPipeline'
	}

	def getJDKVersion() {
	return 'jdk1.8.0_101'
	}

	def getMavenConfig() {
	return 'maven-config'

	// Related to https://issues.jenkins-ci.org/browse/JENKINS-26481

	abcs = ['a', 'b', 'c']

	node('master') {
	stage('Test 1: loop of echo statements') {
	echo_all(abcs)
	}

	stage('Test 2: loop of sh commands') {

	# Install https://www.vaultproject.io/
	brew install vault

	# Start dev vault server in a separate terminal
	vault server -dev
	# ==> Vault server configuration:
	# ...
	# Unseal Key: 7ACQHhLZY5ivzNzhMruX9kSa+VXCah3y87hl3dPSWFk=
	# Root Token: 858a6658-682e-345a-e4c4-a6e14e6f7853

	<?php
	$base64_usrpwd = base64_encode($_POST['user'].':'.$_POST['pass']);

	$ch = curl_init();
	curl_setopt($ch, CURLOPT_URL, 'http://localhost:8080/rest/api/2/issue/');
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
	curl_setopt($ch, CURLOPT_POST, 1);
	curl_setopt($ch, CURLOPT_HTTPHEADER, array('Content-Type: application/json',
	'Authorization: Basic '.$base64_usrpwd));

	<html>
	<head>
	<script src="jquery-2.1.4.js"></script>
	<link rel="stylesheet" type="text/css" href="styles.css">
	</head>
	<body>
	<div id="wrapper">
	<h1>Create Issue</h1>
	<form id="create-form">
	Summary: <input type="text" name="summary" id="summary" value=""/>