rrichards

A curated list of AWS resources to prepare for the AWS Certifications

A curated list of awesome AWS resources you need to prepare for the all 5 AWS Certifications. This gist will include: open source repos, blogs & blogposts, ebooks, PDF, whitepapers, video courses, free lecture, slides, sample test and many other resources.

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rrichards

# The full public facing url
#root_url = %(protocol)s://%(domain)s:%(http_port)s/
root_url = http://localhost:80/grafana/

rrichards

#!/bin/bash

# This script cleans up your EC2 instance before baking a new AMI.
# Run the following command in a root shell:
#
# bash <(curl -s https://gist.github.com/justindowning/5921369/raw/ami-clean.sh)

function print_green {
  echo -e "\e[32m${1}\e[0m"
}

rrichards

#!/bin/bash

# Run this script with:
# bash <(curl -s https://gist.github.com/garlandkr/e80674b49270b0199fa6/raw/ami-clean.sh

function print_green {
  echo -e "\e[32m${1}\e[0m"
}

print_green 'Clean Yum'

rrichards

# Puma can serve each request in a thread from an internal thread pool.
# The `threads` method setting takes two numbers: a minimum and maximum.
# Any libraries that use thread pools should be configured to match
# the maximum value specified for Puma. Default is set to 5 threads for minimum
# and maximum; this matches the default thread size of Active Record.
# More: https://devcenter.heroku.com/articles/deploying-rails-applications-with-the-puma-web-server#threads
#
threads_count = ENV.fetch("RAILS_MAX_THREADS") { 5 }
threads threads_count, threads_count

rrichards

# Puma can serve each request in a thread from an internal thread pool.
# The `threads` method setting takes two numbers: a minimum and maximum.
# Any libraries that use thread pools should be configured to match
# the maximum value specified for Puma. Default is set to 5 threads for minimum
# and maximum; this matches the default thread size of Active Record.
# More: https://devcenter.heroku.com/articles/deploying-rails-applications-with-the-puma-web-server#threads
#
threads_count = ENV.fetch("RAILS_MAX_THREADS") { 5 }
threads threads_count, threads_count

rrichards

wget http://stedolan.github.io/jq/download/linux64/jq 
aws ec2 describe-instances --filters "Name=tag:Name,Values=$NAME" \
  "Name=instance-state-name,Values=running" \
  |  jq -r \
  ".Reservations[] | .Instances[] | .InstanceId" \

aws ec2 describe-volumes --filters \
  "Name=status,Values=available" \
  | jq -r ".Volumes[] | .VolumeId" \

rrichards

javascript:(function(){var p=document.createElement("p");p.innerHTML="<strong>Loading&hellip;</strong>";p.id="loadingp";p.style.padding="20px";p.style.background="#fff";p.style.left="20px";p.style.top=0;p.style.position="fixed";p.style.zIndex="9999999";p.style.opacity=".85";document.body.appendChild(p);document.body.appendChild(document.createElement("script")).src="https://gist.github.com/ttscoff/5834741/raw/grablinks.js?x="+(Math.random());})();

rrichards

#!/usr/bin/env bash

KUBEAPI=127.0.0.1:8001/api/v1/nodes

function getNodes() {
  curl -s $KUBEAPI | jq '.items[].metadata.name' | sed 's/^"\|"$//g'
}

function getPVCs() {
  jq -s '[flatten | .[].pods[].volume[]? | select(has("pvcRef")) | '\

rrichards

#!/bin/bash

# Copyright © 2017 Google Inc.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software