ruanbekker

import boto3

client = boto3.client(
    'emr',
    region_name='eu-west-1'
)

cmd = "hadoop jar /usr/lib/hadoop-mapreduce/hadoop-mapreduce-examples.jar wordcount file:///etc/services /output"

emrcluster = client.run_job_flow(

ruanbekker

# centos: libxslt-devel python-devel
# debian: 
import re
import time
import requests
from bs4 import BeautifulSoup
from elasticsearch import Elasticsearch

es_client = Elasticsearch(['http://10.0.1.11:9200'])

ruanbekker

// Use Gists to store code you would like to remember later on
console.log(window); // log the "window" object to the console

ruanbekker

My Docker Notes. I will post more in future on details about Docker, Docker Compose, Docker Swarm on my blog under:
https://sysadmins.co.za/tag/docker

Get Docker:
# curl -sSL https://get.docker.io | bash

Docker Hub:

Search: 
# docker search ubuntu

ruanbekker

import time
import requests
from bs4 import BeautifulSoup
from elasticsearch import Elasticsearch

es_client = Elasticsearch(['http://search-domain:9200'])

drop_index = es_client.indices.create(index='myindex', ignore=400)
create_index = es_client.indices.delete(index='myindex', ignore=[400, 404])

ruanbekker

#!/bin/bash
SERVER_NAME=""
echo | openssl s_client -servername $SERVER_NAME -connect $SERVER_NAME:443 2>/dev/null | openssl x509 -noout -dates

ruanbekker

# requirement: python-mysqldb

import MySQLdb as dbapi
import sys
import csv

QUERY='SELECT * FROM mydb.people;'
db=dbapi.connect(host='localhost',user='root',passwd='password')

cur=db.cursor()

ruanbekker

#!/bin/bash
# my testing was done with LXD/LXC so I had to set this on my hypervisor
# sysctl -w vm.max_map_count=262144

# set elasticsearch cluster name:
ES_CLUSTER_NAME="myescluster"

# set elasticsearch nodes ip/dns that will be part of the elasticsearch cluster
ES_NODES='["10.0.0.2", "10.0.0.3"]'

ruanbekker

from flask import Flask, request, jsonify

app = Flask(__name__)

@app.route('/ip', methods=['GET'])
def name():
    return request.environ.get('HTTP_X_REAL_IP', request.remote_addr)
    #return jsonify({'ip': request.remote_addr}), 200
    #return jsonify({'ip': request.environ['REMOTE_ADDR']}), 200

ruanbekker

from flask import Flask
from flask_restful import Resource, Api

app = Flask(__name__)
api = Api(app)

class Colors(Resource):
    def get(self):
        return {
            'colors': [