孙松 sunsongxp

Kubernetes on (vanilla) Raspbian Lite

Yes - you can create a Kubernetes cluster with Raspberry Pis with the default operating system called Raspbian. This means you can carry on using all the tools and packages you're used to with the officially-supported OS.

Pre-reqs:

You must use an RPi 2 or 3 for use with Kubernetes
I'm assuming you're using wired ethernet (Wi-Fi also works, but it's not recommended)

Master node setup

$ curl -s -H "X-Something: yeah" localhost:8000 > /dev/null

$ python serv.py
ERROR:root:User-Agent: curl/7.37.1
Host: localhost:8000
Accept: */*
X-Something: yeah

How to setup your own CA with OpenSSL

For educational reasons I've decided to create my own CA. Here is what I learned.

First things first

Lets get some context first.

Common Options

-#, --progress-bar Make curl display a simple progress bar instead of the more informational standard meter.

-b, --cookie <name=data> Supply cookie with request. If no =, then specifies the cookie file to use (see -c).

-c, --cookie-jar <file name> File to save response cookies to.

Secure Django Admin with SSL Client Certificate in Nginx

If you need a good way to secure your Django admin site (e.g., http://example.com/admin/), this is it.

Reference: https://gist.github.com/mtigas/952344

	>>> import pytz
	>>>
	>>> for tz in pytz.all_timezones:
	... print tz
	...
	...
	Africa/Abidjan
	Africa/Accra
	Africa/Addis_Ababa
	Africa/Algiers

	#!/usr/bin/env python
	# -- coding: utf-8 --
	# Written as part of https://www.scrapehero.com/how-to-scrape-amazon-product-reviews-using-python/
	from lxml import html
	import json
	import requests
	import json,re
	from dateutil import parser as dateparser
	from time import sleep

	<?xml version="1.0" encoding="utf-8"?>
	<AmazonEnvelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="amzn-envelope.xsd">
	<Header>
	<DocumentVersion>1.01</DocumentVersion>
	<MerchantIdentifier>AXXXXXXXXXX</MerchantIdentifier>
	</Header>
	<MessageType>ProductImage</MessageType>
	<Message>
	<MessageID>1</MessageID>
	<OperationType>Update</OperationType>

	#!/bin/bash

	mkdir ./cgi-bin/
	cp upload.cgi ./cgi-bin/
	chmod +x ./cgi-bin/upload.cgi
	mkdir ./upload/
	python -m CGIHTTPServer 8080

	#!/usr/local/bin/python
	"""Replacement for htpasswd"""
	# Original author: Eli Carter

	import os
	import sys
	import random
	from optparse import OptionParser

	# We need a crypt module, but Windows doesn't have one by default. Try to find