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Secure CLI Passwords with Keychain Services on Mac OS X

Creating a Password

Dump a password into keychain. I'm using the creator/kind codes "asbl" for Ansible, but you can use any 4 character code. It's useful for doing lookups later.

$ security add-generic-password -a "root" -c "asbl" -C "asbl" -D "Ansible Vault" -s "ansible secrets" -w "secret123password456"

From man security:

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Symmetic encryption

For symmetic encryption, you can use the following:

To encrypt:

openssl aes-256-cbc -salt -a -e -in plaintext.txt -out encrypted.txt

To decrypt:

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import Foundation

class StreamReader {
    let encoding: String.Encoding
    let chunkSize: Int
    let fileHandle: FileHandle
    var buffer: Data
    let delimPattern : Data
    var isAtEOF: Bool = false
    

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wget -i image-list.txt --force-directories

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//
//  Created by はるふ on 2017/12/11.
//  Copyright © 2017年 ha1f. All rights reserved.
//

import Foundation
import CoreImage
import AVFoundation

extension CIFilter {

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Automatic build versions from git in Xcode (and other goodies)

Installation procedure for pre-build actions to automatically populate Xcode Info.plist with dynamic data.

1. Xcode Scheme pre-action

Edit Xcode Scheme and add a pre-action script. Copy the contents of preaction.sh into the pre-action script box.

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#!/usr/bin/python

from plistlib import readPlist as read_plist
from subprocess import check_output
import socket
import json
from datetime import datetime
import os

# Export your version of these for testing the script from the console directly:

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# You don't need Fog in Ruby or some other library to upload to S3 -- shell works perfectly fine
# This is how I upload my new Sol Trader builds (http://soltrader.net)
# Based on a modified script from here: http://tmont.com/blargh/2014/1/uploading-to-s3-in-bash

S3KEY="my aws key"
S3SECRET="my aws secret" # pass these in

function putS3
{
  path=$1

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#!/bin/bash

#set these in your environment/profile (NOT HERE)
AWS_ACCESS_KEY="" 
AWS_SECRET_KEY=""

function s3get {
	#helper functions
	function fail {	echo "$1" > /dev/stderr; exit 1; }
	#dependency check

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@echo off

rem configurable parameters
set SCREENCAP_FILE_PREFIX=screenshot

rem the dir on the device where the screenshot will be stored temporarily
set SCREENCAP_WORKING_DIR=/sdcard/

rem adb path, leave blank if adb is already on the user or system path
set SCREENCAP_ADB_PATH=