nstielau’s gists

nstielau / send_metric_to_statsd.sh

Created May 11, 2011 16:41

Send a metric to StatsD from bash

	# Send a metric to statsd from bash
	#
	# Useful for:
	# deploy scripts (http://codeascraft.etsy.com/2010/12/08/track-every-release/)
	# init scripts
	# sending metrics via crontab one-liners
	# sprinkling in existing bash scripts.
	#
	# netcat options:
	# -w timeout If a connection and stdin are idle for more than timeout seconds, then the connection is silently closed.

nstielau / default.rb

Created May 18, 2011 16:22

A simple Chef recipe to install Jenkins

	#
	# Cookbook Name:: jenkins
	# Recipe:: default
	#

	# https://wiki.jenkins-ci.org/display/JENKINS/Installing+Jenkins+on+Ubuntu
	# This is super-simple, compared to the other Chef cookbook I found
	# for Jenkins (https://github.com/fnichol/chef-jenkins).
	#
	# This doesn't include Chef libraries for adding Jenkin's jobs via

nstielau / bash.sh

Created June 2, 2011 20:55

Set node attributes, run_list, chef_environment, etc

knife node configure my_node.example.com

nstielau / alert_payload.json

Created July 11, 2011 13:43

A Sinatra app that for Cloudkick webhooks.

	{
	"node": {
	"provider_id": 999,
	"name": "i-12345678",
	"state": 2,
	"details": {
	"status": ["running"],
	"productcode": ["[]"],
	"instanceId": ["i-12345678"],
	"dns_name": ["ec2-174-123-210-12.compute-1.amazonaws.com"],

nstielau / check_ohai_load_times.rb

Created October 28, 2011 21:22

Check the load times of Ohai plugins

	#!/usr/bin/env ruby

	# Check on the load times for Ohai plugins.
	# To disable from chef-solo and chef-client runs see
	# http://wiki.opscode.com/display/chef/Disabling+Ohai+Plugins

	require 'benchmark'

	require 'rubygems'
	require 'ohai'

nstielau / wp-config.php

Created November 16, 2011 02:11

wp-config.php for Wordpress on Pantheon

	<?php
	// Tweak #1
	// Load database settings from PRESSFLOW_SETTINGS environment variable...
	$pressflow_settings = json_decode($_SERVER['PRESSFLOW_SETTINGS'], TRUE);
	$database_settings = $pressflow_settings['databases']['default']['default'];

	/** MySQL configs */
	define('DB_NAME', $database_settings['database']);
	define('DB_USER', $database_settings['username']);
	define('DB_PASSWORD', $database_settings['password']);

nstielau / post-receive

Created November 21, 2011 21:19

A post receive hook to sync remote non-bare repos

	# First allow pushing to the checked-out branch on the remote repo:
	# git config receive.denyCurrentBranch ignore

	# Then add this to sync the working dir to the repo on receive:
	GIT_WORK_TREE=/opt/titan GIT_DIR=/opt/titan/.git git reset --hard

	# Then, on the local working dir, add the remote:
	# git remote add test [email protected]:/opt/titan

nstielau / enable_ES_TLL.sh

Created May 14, 2012 23:40

Enable ElasticSearch TTL for Graylog2Messages

	# Get the mapping
	>> curl http://127.0.0.1:9200/graylog2/message/_mapping\|python -mjson.tool
	{
	"message": {
	"properties": {
	"_hostname": {
	"type": "string"
	},
	"created_at": {
	"type": "double"

nstielau / gist:2846939

Created May 31, 2012 22:45

	[root@ncstestonebox plugins]# yum list apache-cassandra1
	Loaded plugins: presto
	Installed Packages
	apache-cassandra1.noarch 1.0.9-1 @datastax
	Available Packages
	apache-cassandra1.noarch 1.0.10-1 datastax
	[root@ncstestonebox plugins]# yum install apache-cassandra1-1.0.10-1
	Loaded plugins: presto
	Setting up Install Process
	Resolving Dependencies

nstielau / gist:3373649

Created August 16, 2012 21:03

Remove an unreachable node from Cassandra via JMX

	wget http://jmxsh.googlecode.com/files/jmxsh-R5.jar
	java -jar jmxsh-R*.jar -h localhost -p 7199
	% [Hit Enter to go into Browse Mode]
	Select a domain: [Enter number for org.apache.cassandra.net]
	Select an mbean: [Enter number for org.apache.cassandra.net:type=Gossiper]
	Select an attribute or operation: [Enter number for unsafeAssassinateEndpoint(String p1)]
	p1 (String): [Enter IP address of problem node]

	It may also be possible to run it directly (untested):
	% jmx_invoke -m org.apache.cassandra.net:type=Gossiper unsafeAssassinateEndpoint <STALE-IP-ADDRESS>

Nick Stielau nstielau