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# Install GeckoDriver
cd /bin
url=$(curl -s https://api.github.com/repos/mozilla/geckodriver/releases/latest | python -c "import sys, json; print(next(item['browser_download_url'] for item in json.load(sys.stdin)['assets'] if 'linux64' in item.get('browser_download_url', '')))")
yum -y install https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm
yum -y install wget python-pip firefox
wget $url
tar -xvzf geckodriver-*-linux64.tar.gz
rm -rf geckodriver-*-linux64.tar.gz
chmod +x geckodriver
cp geckodriver wires

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Change RHEL Hostname permanently

To Set hostname in RHEL 7.x

sudo hostnamectl set-hostname tux-OnPrem
export PS1="[\u@tux-OnPrem]\$ "

# \w Full Path
export PS1="\n\[\e[01;33m\]\u\[\e[0m\]\[\e[00;37m\]@\[\e[0m\]\[\e[01;36m\]\h\[\e[0m\]\[\e[00;37m\] \[\e[0m\]\[\e[01;35m\]\w\[\e[0m\]\[\e[01;37m\] \[\e[0m\]\n$ "

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AWS Systems Manager lets you remotely and securely manage the configuration of your managed instances. It helps you automate management tasks.

• Create IAM Role - Assign Permissions
• Create EC2 & Assign IAM Role - "AmazonEC2RoleforSSM" role to an Amazon EC2 instance with "AmazonSSMFullAccess" Permissions
• Bootstrap with SSM
• Run Command

User-Data:

#!/bin/bash
cd /tmp

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Slides for Re:Invent conference

• Re:Invent 2016
• Re:Invent 2015
• Re:Invent 2014
• Re:Invent 2013
• Re:Invent 2012

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Inline custom policy to restrict user

Allows Read and Write Access to a Specific S3 Bucket, Programmatically and in the Console Change <BUCKET-NAME> to suit your needs

{
   "Version": "2012-10-17",
   "Statement": [
     {
       "Effect": "Allow",
 "Action": [

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{
    "AWSTemplateFormatVersion": "2010-09-09",
    "Description": "Scalable Wordpress instance",

    "Parameters": {
        "InstanceType": {
            "Type": "String",
            "Description": "Instance type",
            "Default": "t2.medium",
            "AllowedValues": [ "t2.medium", "t2.large" ]

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# http://python-guide-pt-br.readthedocs.io/en/latest/dev/virtualenvs/

### Install Python Virtual Environment package using `pip`
pip install virtualenv


### Start by making a new directory to work with:
### mkdir -p <path-to-env-directory>
mkdir -p /var/flask-app && cd /var/flask-app

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# Install pip & Git
yum -y install epel-release
yum -y install python-pip git

# Install pre-requisites
yum -y install libxml2-python python-lxml

# Install latex2edx using pip
pip install -e git+https://github.com/mitocw/latex2edx.git#egg=latex2edx

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Install Node Js on RHEL 7 running on AWS

#https://github.com/nodesource/distributions#rpminstall

curl -sL https://rpm.nodesource.com/setup_7.x | bash -
yum install -y nodejs
yum install -y gcc-c++ make

Confirm version of node.js

node --version

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#!/usr/bin/env python
"""
Recipe for creating and updating security groups programmatically.


"""

import collections

import boto