j1n6’s gists

j1n6 / ec2_vpc_id.rb

Created February 9, 2015 18:07

Get vpc id, put file at /usr/lib/ruby/vendor_ruby/facter

	require "net/http"
	require "facter"
	require "facter/ec2"


	# vpc-id is in a newer metadata api rev than the usual EC2 facts
	Facter.add(:ec2_vpc_id) do
	setcode do
	if !Facter.value('ec2_instance_id').nil? && !Facter.value('ec2_mac').nil?
	mac = Facter.value('ec2_mac')

j1n6 / restore_glacier_to_s3.sh

Created March 23, 2015 14:56

recursively restore glacier file for a path


	# You might get a couple of errors:
	# 1. This is not Glacier type
	# Restore is not allowed, as object's storage class is not GLACIER
	# 2. Already requested
	# Object restore is already in progress
	# 3. This is a path object
	# The specified key does not exist.
	for key in `aws s3 ls --recursive s3://{BUCKET}/{PATH} \| awk '{ print $4}'` ; do echo "==> $key"; aws s3api restore-object --bucket {BUCKET} --key $key --restore-request '{"Days": 1}' ; done

j1n6 / plot.sh

Last active August 29, 2015 14:20

apache bench & gunplot

	ab -n 400 -c 10 -g "perf-data.tsv" "http://example.com/"

	gnuplot <<- EOF
	# Let's output to a jpeg file
	set terminal png size 1000,600
	# This sets the aspect ratio of the graph
	set size 1, 1
	# The graph title
	set title "Benchmark testing"
	# Where to place the legend/key

j1n6 / nginx-openresty-ubuntu-build-dependencies.sh

Created March 17, 2016 10:03 — forked from markselby/nginx-openresty-ubuntu-build-dependencies.sh

Build Nginx OpenResty version on Ubuntu.This is part of the high performance caching blog on writebox.co.uk

	# Build dependencies for OpenResty.
	sudo apt-get install build-essential libpcre3-dev libssl-dev libgeoip-dev

	# Install standard Nginx first so that you get the relevant service scripts installed too
	sudo apt-get install nginx

	# If you want to access Postgres via Nginx
	sudo apt-get install libpq-dev

j1n6 / gist:2a9825bb87842a99a523456008ac31ee

Created May 26, 2016 08:41

	$ cat ~/src/foo.bar.com/furoshiki/vagrant/salt/salttest/debian-jessie/Vagrantfile
	# -- mode: ruby --
	# vi: set ft=ruby :

	VAGRANTFILE_API_VERSION = "2"

	Vagrant.configure(VAGRANTFILE_API_VERSION) do \|config\|

	config.vm.box = "debian-jessie"
	config.landrush.enabled = true

j1n6 / SaltStack Kubernetes state structure

Last active June 6, 2016 09:10


	# my-states is a collection of custom states
	/my-states
	/ntp
	/docker
	/syslog-ng
	# Kubernetes formula is a collection of implmeentations specific for kubernetes
	# The aim is to keep a copy of their implmeentation in the same my-states tree without causing conflicts with
	# exsiting state implmenetation.
	# I'm expecting to make some changes to the kube states to ensure requiring by relative path

j1n6 / Saltfile

Last active June 6, 2016 09:36

Script and schema to manage Salt Fomulars dependencies from third party formula using git

	# A yaml format file to pull dependencies into your own salt state

	dependencies:
	# local formular namespace will be called ntp
	ntp:
	# git repository
	source: [email protected]:saltstack-formulas/ntp-formula.git
	# copy sub directory as the root state
	source_path: ntp
	# version of the git repository

j1n6 / gist:447f068a442c7c5c0d1da96f99bd22ec

Created August 22, 2016 14:45

EFS

	$ sudo apt-get update
	$ sudo apt-get install nfs-common
	$ sudo mount -t nfs4 -o vers=4.1 $(curl -s http://169.254.169.254/latest/meta-data/placement/availability-zone).<fs-id>.efs.<region>.amazonaws.com:/ ~/efs-mount-point

j1n6 / install_tmk_tools.sh

Created February 14, 2017 20:16

Customizing keymap for HHKB Hasu's Bluetooth TMK controller


	brew tap osx-cross/avr
	# take long time to compile
	brew install avr-libc
	brew install dfu-programmer

	# turn hhkb to bootloader mode
	# LShift + RShift + Fn + p

	# prepare tmk keymap and download HEX `keymap.hex` file

j1n6 / output.sh

Created April 4, 2017 11:50

Azure error output for role creation

	Command arguments ['role', 'definition', 'update', '--role-definition', '{REMOVE SENSITIVE DATA}', '--name', 'xxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx', '--scope', '/subscriptions/xxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx']
	Current active cloud 'AzureCloud'
	{'active_directory': 'https://login.microsoftonline.com',
	'active_directory_graph_resource_id': 'https://graph.windows.net/',
	'active_directory_resource_id': 'https://management.core.windows.net/',
	'batch_resource_id': 'https://batch.core.windows.net/',
	'gallery': 'https://gallery.azure.com/',
	'management': 'https://management.core.windows.net/',
	'resource_manager': 'https://management.azure.com/',
	'sql_management': 'https://management.core.windows.net:8443/'}

Jing Dong j1n6