alastairhm’s gists

alastairhm / gist:5185969

Last active December 15, 2015 02:19 — forked from RC1140/gist:3299197

	#include <LiquidCrystal.h>
	#include <string.h>

	// initialize the library with the numbers of the interface pins
	LiquidCrystal lcd(7, 8, 9, 10, 11, 12);

	char message[] = "This is some long message that will end up scrolling";
	int previous = 0;
	int pos = 0;

alastairhm / keybase.md

Created April 15, 2015 08:22

I hereby claim:

I am alastairhm on github.
I am alastairhm (https://keybase.io/alastairhm) on keybase.
I have a public key whose fingerprint is 49E7 6E2A 660F B90E 287E 0359 FF26 CADE 8D86 70C1

To claim this, I am signing this object:

alastairhm / Dockerfile.slack

Last active August 12, 2016 10:47 — forked from alexellis/Dockerfile.slack

Slack Dockerfile for 2.1.0

	FROM debian:stretch

	ENV LC_ALL en_US.UTF-8
	ENV LANG en_US.UTF-8

	RUN apt-get update && apt-get install -y \
	apt-transport-https \
	ca-certificates \
	curl \
	gconf2 \

alastairhm / socat.sh

Created August 12, 2016 10:50

On the Mac, create a tunnel from an open X11 port (6000) through to the local UNIX socket where XQuartz is listening for connections

socat TCP-LISTEN:6000,reuseaddr,fork UNIX-CLIENT:\"$DISPLAY\"

alastairhm / vpn_setup.sh

Created April 20, 2017 11:02

Setting up Dockerized VPN

	export OVPN_DATA="ovpn-data"
	docker run --name $OVPN_DATA -v /etc/openvpn busybox
	docker run --volumes-from $OVPN_DATA --rm kylemanna/openvpn ovpn_genconfig -u udp://$1:1194
	docker run --volumes-from $OVPN_DATA --rm -it kylemanna/openvpn ovpn_initpki
	docker run --volumes-from ovpn-data -d -p 1194:1194/udp --cap-add=NET_ADMIN kylemanna/openvpn

alastairhm / newcert.sh

Created April 20, 2017 11:05

Create a new VPN cert

	#!/bin/bash
	export OVPN_DATA="ovpn-data"
	docker run --volumes-from $OVPN_DATA --rm -it kylemanna/openvpn easyrsa build-client-full ${1} nopass
	docker run --volumes-from $OVPN_DATA --rm kylemanna/openvpn ovpn_getclient pizero > ${1}.ovpn

alastairhm / systemd.erb

Created October 20, 2017 11:01

Puppet ERB template for generating Minio cluster systemd control script.

	[Unit]
	Description=Minio
	Documentation=https://docs.minio.io
	Wants=network-online.target
	After=network-online.target
	After=syslog.target network.target
	AssertFileIsExecutable=<%= @installation_directory %>/minio

	[Service]
	WorkingDirectory=<%= @installation_directory %>

alastairhm / template.rb

Created October 20, 2017 13:51

Ruby ERB inline templating

	require 'erb'

	service = "localhost.local"
	node = "localhost"
	port = "port"

	#simple_template = "<%= node %>:<%= port %>"
	simple_template = "<%= service %>"

	output = ERB.new(simple_template).result()

alastairhm / redirect.sh

Created April 18, 2018 20:35

Redirect 443 to higher port using IP tables.

	iptables -t nat -A PREROUTING -p tcp --dport 443 -j REDIRECT --to-port 18079
	iptables -t nat -I OUTPUT -p tcp -d 127.0.0.1 --dport 443 -j REDIRECT --to-ports 18079
	iptables-save

alastairhm / alias.sh

Created June 13, 2018 14:27

Alastair Montgomery alastairhm