#!/bin/bash sudo apt-get autoremove --purge elasticsearch wget -qO - https://packages.elastic.co/GPG-KEY-elasticsearch | sudo apt-key add - echo "deb http://packages.elastic.co/elasticsearch/2.x/debian stable main" | sudo tee -a /etc/apt/sources.list.d/elk.list sudo apt-get update && sudo apt-get install elasticsearch -y sudo service elasticsearch start