nkwhr’s gists

nkwhr / bench.txt

Last active August 29, 2015 14:07

Atlantic.Net Cloud Server GO Plan (CPU:1/MEM:256MB/SSD:10GB) see also: https://speakerdeck.com/mackee/kuraudohuo-yong-shu

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	Version 5.1.3 Based on the Byte Magazine Unix Benchmark

	Multi-CPU version Version 5 revisions by Ian Smith,

nkwhr / swap_stats.sh

Last active August 29, 2015 14:02

A shellscript to check who's hogging swap.

	#!/bin/sh

	## e.g.) sudo ./swap_stats.sh \| column -t \| sort -nrk3 \| head -n25"

	if [ $UID -ne 0 ] ; then
	echo "You must be root to run this script." 1>&2
	exit 1
	fi

	TOTAL_SWAP=0

nkwhr / mail.pl

Created June 3, 2014 03:22

Perlでメールを送るときのテンプレート

	#!/usr/bin/env perl

	use strict;
	use warnings;
	use utf8;
	use Email::Sender::Simple qw/sendmail/;
	use Email::MIME;
	use Encode;

	my $email = Email::MIME->create(

nkwhr / model.rb

Created May 29, 2014 01:20

joinした結果を全て取得するやつ

	class Model < ActiveRecord::Base
	scope :retrieve_all, ->(*tables) {
	select_stmt = [%{`#{self.table_name}`.*}]

	select_stmt << tables.map {\|t\|
	ar = ActiveRecord::Base.const_get(t.to_s.classify.singularize)
	table_name = ar.table_name
	table_name_single = table_name.singularize

	ar.attribute_names.map {\|col\|

nkwhr / update_hosts.sh

Created May 16, 2014 09:52

A handler script for updating /etc/hosts with Serf.

	#!/bin/sh

	set -e

	export PATH=/usr/local/bin:/usr/bin:/bin

	read name address role tags

	file=/etc/hosts
	tmp_file=/tmp/hosts.tmp

nkwhr / application.rb

Created May 6, 2014 14:24

Rack middleware for deleting 'Set-Cookie' headers.

	module MyApp
	class Application < Rails::Application
	config.autoload_paths += %W(#{config.root}/lib)
	config.middleware.insert_before ActionDispatch::Cookies, "CookieFilter"
	end
	end

nkwhr / supervise.rb

Last active August 29, 2015 13:58

a serverspec resource type for checking services running under daemontools.

	module Serverspec
	module Type
	class Supervise < Base
	def initialize(name)
	@name = name
	end

	def status
	ret = backend.run_command("svstat /service/#{@name} \| awk '{print $2}'")
	ret[:stdout].chomp

nkwhr / partition.rb

Last active February 2, 2022 13:55

a serverspec resource type for checking partitions.

	module Serverspec
	module Type
	class Partition < Base
	def initialize(partition, type)
	@name = partition
	@partition_table = {}

	case type
	when 'cylinder'
	options = "-l"

nkwhr / run.sh

Created April 3, 2014 08:26

helper script for executing plenv + carton app in cron.

	#!/bin/sh

	export HOME="/home/me"
	export PATH="$HOME/.plenv/bin:$PATH"

	eval "$(plenv init -)"

	cd $HOME/app

	exec carton exec -- "$1"

nkwhr / logrotate

Created April 3, 2014 08:21

logrotate configuration file for Rails (or Mojolicious) applications.