mitchelldavis’s gists

mitchelldavis / NullResourceToVault.tf

Last active August 23, 2018 12:54

This Gist is a reference on how to use Terraform's null_resource to apply configuration to Vault when the configuration endpoint doesn't define all of the expected http methods. (GET, PUT, POST, DELETE)

	resource "null_resource" "secret_tune" {
	triggers {
	config_content = "${sha512("${file("data/sys/mounts/secret/tune.json")}")}"
	}
	provisioner "local-exec" {
	command = "curl -X POST -H \"X-VAULT-TOKEN:$VAULT_TOKEN\" -d '${file("data/sys/mounts/secret/tune.json")}' $VAULT_ADDR/v1/sys/mounts/secret/tune"
	}
	}

mitchelldavis / clean_aws_cache.sh

Created May 21, 2018 17:00

A Bash script to clean out the Identity Whitelist from Hashicorp Vault's AWS Auth Provider

	#! /bin/bash

	WHITELIST=$(vault list -format=json auth/aws-ec2/identity-whitelist \| jq -r '.[]')

	INSTANCES=$(aws ec2 describe-instances)
	INSTANCE_LIST=$(echo $INSTANCES \| jq -r '.Reservations[].Instances[] \| .InstanceId')

	for item in $WHITELIST; do
	if echo $INSTANCE_LIST \| grep -w $item > /dev/null; then
	echo "Skipping..."

mitchelldavis / JSFireworks

Created December 7, 2016 13:54

	var SCREEN_WIDTH = window.innerWidth,
	SCREEN_HEIGHT = window.innerHeight,
	mousePos = {
	x: 400,
	y: 300
	},

	// create canvas
	canvas = document.createElement('canvas'),
	context = canvas.getContext('2d'),

mitchelldavis / Get-FileHash.ps1

Created February 9, 2015 14:26

Get-FileHash

	function Get-FileHash
	{
	param( [string]$filePath,
	[string]$alg = 'SHA256')

	$stream = $null
	$filePath = Resolve-Path $filePath

	try
	{

mitchelldavis / Base64Conversions.ps1

Created January 19, 2015 16:37

Base64 String Conversions in Powershell

	function Convert-ToBase64
	{
	param( [Parameter(Mandatory=$true)][String]$target )
	$b = [System.Text.Encoding]::UTF8.GetBytes($target)
	[System.Convert]::ToBase64String($b)
	}

	function Convert-FromBase64
	{
	param( [Parameter(Mandatory=$true)][String]$target )

mitchelldavis / get-hash.ps1

Last active August 29, 2015 14:03

Get SHA256 hash of a file.

	param(
	[string] $file = $(throw 'a filename is required'),
	[string] $algorithm = 'sha256'
	)

	$fileStream = [system.io.file]::openread((resolve-path $file))
	$hasher = [System.Security.Cryptography.HashAlgorithm]::create($algorithm)
	$hash = $hasher.ComputeHash($fileStream)
	$fileStream.close()
	$fileStream.dispose()

mitchelldavis / Liquibase.Common.Tasks

Last active November 15, 2022 23:05

Some MSBuild Scripts for Liquibase and MS Sql.

	<?xml version="1.0" encoding="utf-8"?>
	<Project InitialTargets="" DefaultTargets="All" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="4.0">
	<PropertyGroup>
	<AssemblyFile>$(MSBuildThisFileDirectory)\..\packages\MSBuild.Extension.Pack\tools\net40\MSBuild.ExtensionPack.TaskFactory.PowerShell.dll</AssemblyFile>
	</PropertyGroup>

	<UsingTask TaskFactory="PowershellTaskFactory" TaskName="CreateDatabaseTask" AssemblyFile="$(AssemblyFile)">
	<ParameterGroup>
	<ScriptsDirectory Required="true" ParameterType="System.String" />
	<Server Required="true" ParameterType="System.String" />

mitchelldavis / mingw.common.targets

Created December 31, 2013 04:11

MSBuild for MinGW

	<?xml version="1.0" encoding="utf-8"?>
	<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="4.0">

	<Target Name="SetupProject">
	<MakeDir Directories="$(MSBuildProjectDirectory)\obj;$(MSBuildProjectDirectory)\bin" />
	</Target>

	<Target Name="CleanProject">
	<RemoveDir Directories="$(MSBuildProjectDirectory)\obj;$(MSBuildProjectDirectory)\bin" />
	</Target>

mitchelldavis / Remote-Connect.ps1

Created December 13, 2013 16:47

A simple cmdlet that will take care of all the lifting while only asking me for the machine name and credentials.

	# All you should have to do to connect to a remote machine is type:
	# Remote-Connect <machineIP>
	# Then the cmdlet will ask you for your credentials and you can continue.

	function Remote-Connect
	{
	param([Parameter(Mandatory=$true)][string]$machine)

	$opt=New-PSSessionOption –skipcacheck
	Enter-PsSession $machine -usessl -SessionOption $opt –cred (get-credential)

mitchelldavis / PowershellDiff.ps1

Created November 14, 2013 17:01

A simple diff function for two files in powershell.

	param($VersionOne, $VersionTwo)

	$result = compare-object (get-content $VersionOne) (get-content $VersionTwo) -IncludeEqual

	Write-Host "+ " $VersionOne -ForegroundColor DarkGray
	Write-Host "- " $VersionTwo -ForegroundColor DarkGray
	Write-Host "=======================================" -ForegroundColor DarkGray

	$result \| foreach {
	if($_.SideIndicator -eq "==")

Mitch Davis mitchelldavis