Eric Ripa eripa

README

Services declared as oneshot are expected to take some action and exit immediatelly (thus, they are not really services, no running processes remain). A common pattern for these type of service is to be defined by a setup and a teardown action.

Let's create a example foo service that when started creates a file, and when stopped it deletes it.

Define setup/teardown actions

Create executable file /opt/foo/setup-foo.sh:

System Design Cheatsheet

Picking the right architecture = Picking the right battles + Managing trade-offs

Basic Steps

Clarify and agree on the scope of the system

User cases (description of sequences of events that, taken together, lead to a system doing something useful)
- Who is going to use it?
- How are they going to use it?

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.

	-- Save this file to ~/Library/Application Support/Microsoft/Office/Outlook Script Menu Items folder on your ma
	tell application "Microsoft Outlook"
	set totalSize to 0
	set msgs to current messages
	set myDocumentFolder to POSIX path of (path to documents folder as string)
	set myAttachmentsFolder to myDocumentFolder & "Attachments"
	tell application "Finder"
	if not (exists myAttachmentsFolder) then
	#make new folder at myDocumentFolder with properties {name:"Attachments"}
	do shell script "mkdir -p " & quoted form of myAttachmentsFolder

	# Install QEMU OSX port with ARM support
	sudo port install qemu +target_arm
	export QEMU=$(which qemu-system-arm)

	# Dowload kernel and export location
	curl -OL \
	https://github.com/dhruvvyas90/qemu-rpi-kernel/blob/master/kernel-qemu-4.1.7-jessie
	export RPI_KERNEL=./kernel-qemu-4.1.7-jessie

	# Download filesystem and export location

	#!/bin/bash

	set -o errexit

	echo "Removing exited docker containers..."
	docker ps -a -f status=exited -q \| xargs -r docker rm -v

	echo "Removing dangling images..."
	docker images --no-trunc -q -f dangling=true \| xargs -r docker rmi

	#! /bin/sh

	GOOS=linux go build -o $2 "$1"
	GOOS=linux go build -ldflags="-s -w" -o $2.-sw "$1"
	upx -f --brute -o $2.upx $2
	upx -f --brute -o $2.-sw.upx $2.-sw

	GOOS=linux gotip build -o $2.tip "$1"
	GOOS=linux gotip build -ldflags="-s -w" -o $2.tip.-sw "$1"
	upx -f --brute -o $2.tip.upx $2.tip

	# /etc/sysctl.d/99quagga_defaults.conf
	# Place this file at the location above and reload the device.
	# or run the sysctl -p /etc/sysctl.d/99quagga_defaults.conf

	#Required if we're to work as a router
	net.ipv4.conf.all.rp_filter = 0
	net.ipv4.conf.default.rp_filter = 0
	net.ipv4.conf.lo.rp_filter = 0
	net.ipv4.conf.all.forwarding = 1
	net.ipv4.conf.default.forwarding = 1

	#!/bin/bash
	####
	## Acheron SaltStack Bootstrap
	## ---------------------------
	####
	### configuration
	SALT_VERSION=2016.11
	SALT_MASTER=salt-master.example.org
	LOGFILE=/var/log/bootstrap.log