a-h’s gists

a-h / main.go

Created May 29, 2016 21:13

Sign and Verify Data With PEM Files

	package main

	import (
	"crypto"
	"crypto/rand"
	"crypto/rsa"
	"crypto/sha256"
	"crypto/x509"
	"encoding/pem"
	"fmt"

a-h / verifytoken.js

Created June 14, 2016 09:42

Verify JWT Using Public Key

	var jose = require('node-jose');
	var fs = require('fs')

	var exampleJwt = "eyJhbGciOiJSUzUxMiIsInR5cCI6IkpXVCJ9.eyJuYW1lIjoiYm9iIn0.j-_SmegNrMidWYQIJUaZF7wy0jFqURrczA56mPD30aR8Vm8R909P4ptI8T3ZDnwCqPCF6g8Hv2klGOfzaRcP33gKiKcev1dz3jQibFSz2X2g-2cuQz-SMyp_zgZ-_vYwtM-9sXgl-CGBqGsEQ_OxWi42AqQ7lOeYtO3hZ1W1yESzYyzHetH0d__KfCoGD0Jbe3okkmxFuJrCfNNGdIhoMj8SDnrK5BZ2a-M2BWO-RFECRiw5ybuyVGhOCxFwFzsUQu2r6Gliu9_WQnysFluaK65gQ5nDi5-CaKf2DqmPrh3Bp_dmT4huTjnJB4PshX-j0IE6UdbVMpbThL55Y9V_1Q"

	var keystore = jose.JWK.createKeyStore();

	var key

	fs.readFile('public.pem', 'utf8', (err, data) => {

a-h / setup.tf

Last active October 9, 2024 03:11

Terraform - Creating an Instance with an S3 Bucket Policy

	# Create an IAM role for the Web Servers.
	resource "aws_iam_role" "web_iam_role" {
	name = "web_iam_role"
	assume_role_policy = <<EOF
	{
	"Version": "2012-10-17",
	"Statement": [
	{
	"Action": "sts:AssumeRole",
	"Principal": {

a-h / handler.go

Created July 4, 2016 21:45

Middleware to Hash a HTTP Request

	package sign

	import (
	"bytes"
	"crypto/sha256"
	"encoding/hex"
	"io/ioutil"
	"net/http"
	"net/http/httptest"
	)

a-h / schema.js

Created July 19, 2016 13:13

Test Schema

	{
	"$schema": "http://json-schema.org/draft-04/schema#",
	"definitions": {
	"address": {
	"id": "address",
	"type": "object",
	"description": "Address",
	"properties": {
	"houseName": {
	"type": "string",

a-h / output.go

Created July 19, 2016 13:14

schematyper output

	package main

	// generated by "./schematyper /Users/adrian/goprojects/src/github.com/a-h/schemagenerators/exampleschema.json" -- DO NOT EDIT

	// Address
	type address struct {
	County string `json:"county,omitempty"`
	District string `json:"district,omitempty"`
	FlatNumber string `json:"flatNumber,omitempty"`
	HouseName string `json:"houseName,omitempty"`

a-h / output.go

Created July 19, 2016 13:14

Schematic Output

	// Stuff related to making a HTTP call.

	// Address
	type Address struct {
	County string `json:"county" url:"county,key"` // County
	District string `json:"district" url:"district,key"` // Address 2
	FlatNumber string `json:"flatNumber" url:"flatNumber,key"` // Flat
	HouseName string `json:"houseName" url:"houseName,key"` // House Name
	HouseNumber string `json:"houseNumber" url:"houseNumber,key"` // House Number
	Postcode string `json:"postcode" url:"postcode,key"` // Postcode

a-h / output.go

Last active July 19, 2016 13:15

Generate Output

	package main

	type Address struct {
	County string `json:"county,omitempty"`
	District string `json:"district,omitempty"`
	FlatNumber string `json:"flatNumber,omitempty"`
	HouseName string `json:"houseName,omitempty"`
	HouseNumber string `json:"houseNumber,omitempty"`
	Postcode string `json:"postcode,omitempty"`
	Street string `json:"street,omitempty"`

a-h / main.go

Created August 30, 2016 16:30

Version Web Server

	package main

	import (
	"io"
	"log"
	"net/http"

	"github.com/gorilla/mux"
	)

a-h / terminate_instance_on_new_release.js

Created November 21, 2016 18:23

An AWS Lambda function which destroys an instance from each auto-scaling group. This should be set to trigger on a new software release being put into an S3 bucket.

	const spawn = require('child_process').spawn;

	exports.handler = function(event, context) {
	const terminator = spawn('./terminator', ["-terminateOldVersions=false", "-port=80", "-isDryRun=false", "-autoScalingGroups=AUTO_SCALING_GROUP_NAMES"]);

	terminator.stdout.on('data', (data) => {
	console.log(`stdout: ${data}`);
	});

	terminator.stderr.on('data', (data) => {

Adrian Hesketh a-h