Jim Boone CowboyJim

Retired engineer who worked as a Financial Services computer systems and software architect.

CowboyJim / enode.sh

Created May 18, 2017 13:13

Script to retrieve enode values

	#!/bin/bash

	out_file="static-nodes.json"

	echo "[" > $out_file
	for (( x=1; x<=4; x++ ))
	do
	cmd=`geth --exec 'admin.nodeInfo.enode' attach http://localhost:810$x`
	echo $cmd>>$out_file
	if [ $x -lt 4 ]; then

CowboyJim / static-nodes.json

Created May 18, 2017 13:11

Etherum bootnode file

	[
	"enode://1c00499646a30da44c73f056cab78d9e1b4c0102148a33a397940d57bd5c6c80175fdcaf2ab4f6cc789251e811ce713514d9a8f398beca4b406146fbf0054d28@[::]:30301?discport=0"
	,
	"enode://d3fe6721e482a52d794316fd37f018738873dae372c6465614bf3d7b7bf8aa7f49758e81945400383adaba6db0350d719db5a4d1b765fc320b5d30bf48867373@[::]:30302?discport=0"
	,
	"enode://1f3ebf228ac30fec6a84e9e0558fd009d90c1342f91ca392f3d2cedf038ef948f3887d9f8c982d379cdb1268d19989cdab5247fcf2b2d7bd5c42cd8e6c54ab83@[::]:30303?discport=0"
	,
	"enode://5300aba9b29bbd37409cec4446a41eb80dd95a95473cf7b7a8a9157626c7c78f7819dadf3108e42b60264b61aafcd4e232c955b072577ba6d8ff5bdd503b12c0@[::]:30304?discport=0"
	]

CowboyJim / start_bc_network.py

Last active April 2, 2018 17:50

Create and start Ethereum blockchain network

	#!/usr/bin/env python
	"""
	Simple script that creates a four node Ethereum private blockchain
	network using the geth client. Please adjust the script constants
	to match your environment.
	"""
	import sys
	from subprocess import call
	import os.path
	import time

CowboyJim / genesis_block.json

Created May 18, 2017 12:53

Genesis block

	{
	"nonce": "0x0000000000000042",
	"timestamp": "0x0",
	"parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
	"extraData": "Custom Genesis Block",
	"gasLimit": "0x8000000",
	"difficulty": "0x0100",
	"mixhash": "0x0000000000000000000000000000000000000000000000000000000000000000",
	"coinbase": "0x3333333333333333333333333333333333333333",
	"alloc": {

CowboyJim / AliasDirectoryTest.js

Created January 31, 2017 15:16

Payment Directory Distributed Unit Test

	contract('AliasDirectoryContract', function (accounts) {

	// Note: account[0] is the contract owner
	var authorizedBank = accounts[1];
	var unauthorizedBank = accounts[2];

	var directory;

	// Grap a reference to the directory contract and add an authorized user prior to the tests
	before("Add authorized bank and user", function () {

CowboyJim / AliasDirectoryContract.sol

Created January 31, 2017 15:13

Payment Directory Distributed Contract

	pragma solidity ^0.4.2;

	/// @title Simple Alias Directory
	/// @author Jim Boone
	/*
	Demonstration payment alias directory distributed application
	solidity contract

	jim.boone@levvel.io
	Copyright: Levvel, LLC

CowboyJim / alias_record.json

Last active February 17, 2017 19:19

Payment Directory Distributed Application Code