kj54321

#!/usr/bin/ruby
# Create display override file to force Mac OS X to use RGB mode for Display
# see http://embdev.net/topic/284710

require 'base64'

data=`ioreg -l -d0 -w 0 -r -c AppleDisplay`

edids=data.scan(/IODisplayEDID.*?<([a-z0-9]+)>/i).flatten
vendorids=data.scan(/DisplayVendorID.*?([0-9]+)/i).flatten

kj54321

#!/bin/sh
#original from http://community.spiceworks.com/topic/262635-linux-does-not-register-on-the-windows-ad-dns
# reply of Phil6196 Oct 1, 2012 at 12:41 AM (EDT)
ADDR=`/sbin/ifconfig eth0 | grep 'inet addr' | awk '{print $2}' | sed -e s/.*://`
HOST=`hostname`
echo "update delete $HOST A" > /var/nsupdate.txt
echo "update add $HOST 86400 A $ADDR" >> /var/nsupdate.txt
echo "update delete $HOST PTR" > /var/nsupdate.txt
echo "update add $HOST 86400 PTR $ADDR" >> /var/nsupdate.txt
nsupdate /var/nsupdate.txt

kj54321

FILE SPACING:

 # double space a file
 sed G

 # double space a file which already has blank lines in it. Output file
 # should contain no more than one blank line between lines of text.
 sed '/^$/d;G'

kj54321

#!/bin/bash
#
# Ansible role test shim.
#
# Usage: [OPTIONS] ./tests/test.sh
#   - distro: a supported Docker distro version (default = "centos7")
#   - playbook: a playbook in the tests directory (default = "test.yml")
#   - cleanup: whether to remove the Docker container (default = true)
#   - container_id: the --name to set for the container (default = timestamp)
#   - test_idempotence: whether to test playbook's idempotence (default = true)

kj54321

#@ /etc/quagga/bgpd.conf (Centos & Ubuntu)

hostname <Local OS hostname>
password <Any random phrase>
enable password <Any random phrase>
!
log file /var/log/quagga/bgpd
!debug bgp events
!debug bgp zebra
debug bgp updates

kj54321

#!/bin/bash
# Flushing all rules
iptables -F FORWARD
iptables -F INPUT
iptables -F OUTPUT
iptables -X
# Setting default filter policy
iptables -P INPUT DROP
iptables -P OUTPUT DROP
iptables -P FORWARD DROP

kj54321

# -*- coding: utf-8 -*-
target_url = "https://www.khanacademy.org/"


# -------------------------------------------------------
import whois

#print whois.whois(target_url)

kj54321

Example infrastructure outage incident report


Friday, May 13, 2077
By the Example Security Team


Earlier this week we experienced an outage in our API infrastructure. Today we’re providing an incident report that details the nature of the outage and our response.
The following is the incident report for the Example Security outage that occurred on April 30, 2077. We understand this service issue has impacted our valued developers and users, and we apologize to everyone who was affected.

kj54321

#!/bin/bash

# NOTE: wifi network interface is: en1
wifi_router=192.168.200.1
wifi_address=en1:ec.35.86.4f.00.bc
TOADDR=`ifconfig en1 inet | sed -nl 's/\w*inet \([^ ]*\).*/\1/p'`
TO=`echo -n ${TOADDR//[[:space:]]}`

echo "ADDING ROUTE TO $1 VIA en1 (wi-fi): $TO"
route -n add -host $1 $wifi_router -ifp $wifi_address -ifa $TO -static

kj54321

redsocks2是一款透明socks5代理工具，能够实现智能代理的功能，这里是redsocks2在OpenWrt上的配置，配合shadowsocks使用。

redsocks.conf 是配置文件，放在/etc目录，将192.168.1.1改成路由器的地址. redsocks2.sh 为自启动文件，改名为redsocks2放到/etc/init.d目录即可。自启动文件假设redsocks可执行文件在/opt/bin目录。

启动redsocks2: /etc/init.d/redsocks2 start 停止redsocks2: /etc/init.d/redsocks2 stop

redsocks2 git源