eric

Update

You can now find this packaged up nicely in a rubygem as rollout-zk.

---

Zookeeper storage adapter for rollout

I've implemented a zookeeper-based storage adapter for [rollout][] that does not require any network roundtrips to check if a feature is active for a user.

eric

  class Scheduler < Rufus::Scheduler::PlainScheduler
    def initialize(zk, *args)
      super(*args)

      @zk_locker = zk.exclusive_locker('scheduler')
    end

    def run
      @zk_locker.with_lock do
        configure

eric

Installing hitimes (1.1.1) with native extensions 
Gem::Installer::ExtensionBuildError: ERROR: Failed to build gem native extension.

/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/bin/ruby extconf.rb 
creating Makefile

make
xcrun cc -I. -I/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/universal-darwin12.0 -I/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/universal-darwin12.0 -I. -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE   -fno-common -arch i386 -arch x86_64 -g -Os -pipe -fno-common -DENABLE_DTRACE  -fno-common  -pipe -fno-common  -DUSE_INSTANT_OSX=1 -Wall  -c hitimes_ext.c
xcrun cc -I. -I/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/universal-darwin12.0 -I/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/universal-darwin12.0 -I. -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE   -fno-common -arch i386 -arch x86_64 -g -Os -pipe -fno-common -DENABLE_DTRACE  -fno-common  -pipe -fno-common  -DUSE_INSTANT_OSX=1 -Wall  -c hiti

eric

module Zookeeper
  class BroadcastTrigger
    def initialize(zk, path)
      @zk   = zk
      @path = path
    end

    def trigger
      @zk.set(@path, "#{$$}")
    rescue ZK::Exceptions::NoNode

eric

God.watch do |w|
  w.name = 'remote_syslog'

  w.interval = 7.seconds

  w.log = File.join(RAILS_ROOT, 'log', "#{w.name}-god.log")

  w.dir   = RAILS_ROOT
  w.start = "bundle exec remote_syslog --tls -D -c #{RAILS_ROOT}/config/remote_syslog.yml"

eric

namespace :redis_failover do
  task :monitor_client do
    require 'redis_failover'

    zookeepers = ENV['ZOOKEEPERS']

    if !zookeepers && zookeepers_file = ENV['ZOOKEEPERS_FILE']
      if File.exists?(zookeepers_file)
        zookeepers = File.read(zookeepers_file).chomp
      end

eric

require 'lazy'
require 'system_timer'

class LibratoMetric
  COUNT      = 10
  RESOLUTION = 1

  def initialize(metric_name, timeout = 4)
    @metric_name = metric_name
    @timeout     = timeout

eric

#!/usr/bin/env ruby
# encoding: utf-8

# setup
#
  require 'fileutils'

  script     = File.expand_path(__FILE__).gsub(%r|\breleases/\d+\b|, 'current')
  script_dir = File.dirname(script)
  rails_root = File.dirname(script_dir)

eric

#
# Simple Boundary client
#

class BoundaryClient
  def initialize(orgid, apikey)
    @orgid  = orgid
    @apikey = apikey
  end

eric

/* 
 * Cubism source for Papertrail
 * https://papertrailapp.com/
 */

cubism.context.prototype.papertrail = function(token) {
  var source = {};

  source.metric = function(expression, title) {
    var lookup = {};