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[core]
# The home folder for airflow, default is ~/airflow                                                                                                                                                            
airflow_home = /opt/airflow

# The folder where your airflow pipelines live, most likely a                                                                                                                                                  
# subfolder in a code repository                                                                                                                                                                               
# This path must be absolute                                                                                                                                                                                   
dags_folder = /opt/airflow/dags

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sudo apt-get update -y && apt-get upgrade
sudo apt-get install -y virtualbox, vagrant, ansible, python-pip
pip install awscli --upgrade --user

# aws cred file "~/.aws/credentials" should look like this:
[default]
aws_access_key_id = some_hash1
aws_secret_access_key = some_hash2

[some_profile_name]

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#!/usr/bin/bash

PACKAGES_INSTALLED="~/packages_installed.txt"

sudo apt-get update -y >> $PACKAGES_INSTALLED
sudo apt-get upgrade >> $PACKAGES_INSTALLED

sudo apt-get install -y screen git wget >> $PACKAGES_INSTALLED

sudo apt-get install -y emacs >> $PACKAGES_INSTALLED

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"""
Intended use with Airflow 1.7.1.3
Please use at your own risk.  This file is for research only and not real data.
"""
from datetime import datetime
import logging
from airflow import DAG
from airflow.operators.python_operator import PythonOperator

"""

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### Working Minimum Airflow 1.8 install on CentOS 7.3.1611 ###
# Christopher R. Harty
# 5-17-2017
# Airflow src: /usr/lib/python2.7/site-packages/airflow
# Airflow dags: ~/airflow/dags
# with:
#  - epel(x86_64) 7.9
#  - Python 2.7.13
#  - PostgreSQL 9.6 Server
#  - setuptools 3.4.4

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# aws - ec2 - ubuntu 16.04 LTS                                                                                                                                               
# (HVM) / ami-f4cc1de2                                                                                                                                                       

HOSTS_FILE="/etc/hosts"
PUBLIC_ADAPTER="eth0"
echo "Add appropriate mapping for local IP, since EC2 instance.  So if IP = 172.30.1.5, then..."
echo "172.30.1.5 ip-172-30-1-5 >> $HOSTS_FILE"
echo ""
echo "Attempting to add IP to Hosts file..."
IP=$(ip addr show $PUBLIC_ADAPTER | grep "inet\b" | awk '{print $2}' | cut -d/ -f1)

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---

- name: SSH tightening
  hosts: all
  sudo: True
  tasks:
    - name: Disable root's ssh account
      action: >
        lineinfile
        dest=/etc/ssh/sshd_config

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(function($) {
	$.fn.levenshteinDistance = function(u, v) {
		var m = u.length;
		var n = v.length;
		var D = [];
		for(var i = 0; i <= m; i++) {
			D.push([]);
			for(var j = 0; j <= n; j++) {
				D[i][j] = 0;
			}