justquick

"""
Ubuntu update manager for Fabric

Checks for updates, installs them and reboots if needed across multiple servers

Create a "hosts" file alongside this fabfile and put your hosts in there one per line

Updating package list::

    fab update

jtimberman

# As the last resource in the dnsserver::remove_slave recipe, assuming that the remove_slave
# "undoes" a dnsserver slave installation of some kind, without knowing what that might have been.
ruby_block "remove_this_recipe" do
  block do
    node.run_list.remove("recipe[dnsserver::remove_slave]") if node.run_list.include?("recipe[dnsserver::remove_slave]")
  end
  action :nothing
end

mtigas

Client-side SSL

For excessively paranoid client authentication.

---

Updated Apr 5 2019:

because this is a gist from 2011 that people stumble into and maybe you should AES instead of 3DES in the year of our lord 2019.

some other notes:

grantr

## mysql::master
ruby_block "store_mysql_master_status" do
  block do
    node.set[:mysql][:master] = true
    m = Mysql.new("localhost", "root", node[:mysql][:server_root_password])
    m.query("show master status") do |row|
      row.each_hash do |h|
        node.set[:mysql][:master_file] = h['File']
        node.set[:mysql][:master_position] = h['Position']
      end

mikeyk

#! /usr/bin/env python
import fileinput
import argparse
from operator import itemgetter

parser = argparse.ArgumentParser()
parser.add_argument('--target-mb', action = 'store', dest = 'target_mb', default = 61000, type = int)
parser.add_argument('vmtouch_output_file', action = 'store', nargs = '+')
args = parser.parse_args()

miketheman

## Knife plugin to set node environment
# See http://wiki.opscode.com/display/chef/Environments
#
## Install
# Place in .chef/plugins/knife/set_environment.rb
#
## Usage
# Nick-Stielaus-MacBook-Pro:chef-repo nstielau$ knife node set_environment mynode.net my_env
# Looking for mynode.net
# Setting environment to my_env

jrom

    if ($request_uri = /) { 
      set $test  A; 
    } 
  
    if ($host ~* teambox.com) { 
      set $test  "${test}B"; 
    } 
  
    if ($http_cookie !~* "auth_token") { 
      set $test  "${test}C"; 

saetia

ruby -e "$(curl -fsSkL https://gist.githubusercontent.com/saetia/2369908/raw/4bf9a6d36060582e69f02c314f66449971a7bb11/parse.rb)" /Users/Joel/site.db.121010.dump

ruby parse.rb site.120411.dump

andreyvit

tmux cheat sheet

(C-x means ctrl+x, M-x means alt+x)

Prefix key

The default prefix is C-b. If you (or your muscle memory) prefer C-a, you need to add this to ~/.tmux.conf:

remap prefix to Control + a

MohamedAlaa

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname