module MagicRecipes

Attributes

magical_recipes[R]

Public Class Methods

load_into(configuration) click to toggle source

`MagicRecipes`¶ ↑

Some capistrano-recipes for our deployment .. still in development!

Methods:

template(from, to) # => write erb template to path

set_default(name, *args, &block) # => set default value

random_string(length=42) # => generate a random string

use_recipe(recipe_name) # => load one recipe

magic_recipes(*recipes) # => load several recipes

Usage:

add magic_recipes to your Gemfile

gem 'magic_recipes', :require => nil

install the gem

bundle install

run the generator

rails g magic_recipes:capify

edit 'config/deploy'

enjoy some magic!

config/deploy.rb:

uncomment and edit all needed vars

add all recipes

magic_recipes :assets, :db, :nginx, :postgresql, :private_pub, :rvm, :sqlite, :thin

add your recipes

magic_recipes :assets, :nginx, :rvm, :thin

# File lib/magic_recipes.rb, line 43
def self.load_into(configuration)
  configuration.load do
    
    @magical_recipes = []

    class << self
      attr_reader :magical_recipes
    end
    
    # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
    # Magic-Helper:
    # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
    
    require 'bundler/capistrano'
    
    default_run_options[:pty] = true
    ssh_options[:forward_agent] = true
    

    def set_default(name, *args, &block)
      set(name, *args, &block) unless exists?(name)
    end

    def random_string(length=42)
      # chars = 'abcdefghjkmnpqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ23456789'
      chars = 'abcdefghjkmnpqrstuvwxyz234567890'
      password = ''
      length.times { password << chars[rand(chars.size)] }
      password
    end
    
    # default put_via sftp
    set_default :put_via,   :sftp           # => :sftp | :scp
    
    def template(from, to)
      erb = File.read(File.expand_path("../magic_recipes/templates/#{from}", __FILE__))
      put ERB.new(erb).result(binding), to, via: put_via
    end
    
    set_default :use_rvm,   false           # => no_rvm
    
    namespace :deploy do
      desc "Install everything onto the server"
      task :install do
        run "#{sudo} apt-get -y update"
        run "#{sudo} apt-get -y install python-software-properties"
      end
    end
    
    # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
    # Load-Helper:
    # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
    
    def use_recipe(recipe_name)
      return if @magical_recipes.include?(recipe_name.to_sym)

      begin
        require "magic_recipes/#{recipe_name.to_s}"

        recipe = ::MagicRecipes.const_get( recipe_name.to_s.capitalize.gsub(/_(\w)/) { $1.upcase } )
        recipe.load_into(self)
        @magical_recipes << recipe_name.to_sym
      rescue LoadError
        abort "There is no recipe called `#{recipe_name}`!"
      end
    end

    def magic_recipes(*recipes)
      recipes.map{ |recipe| use_recipe(recipe) }
    end

  end
end

Public Instance Methods

magic_recipes(*recipes) click to toggle source

# File lib/magic_recipes.rb, line 110
def magic_recipes(*recipes)
  recipes.map{ |recipe| use_recipe(recipe) }
end

random_string(length=42) click to toggle source

# File lib/magic_recipes.rb, line 66
def random_string(length=42)
  # chars = 'abcdefghjkmnpqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ23456789'
  chars = 'abcdefghjkmnpqrstuvwxyz234567890'
  password = ''
  length.times { password << chars[rand(chars.size)] }
  password
end

set_default(name, *args, &block) click to toggle source

# File lib/magic_recipes.rb, line 62
def set_default(name, *args, &block)
  set(name, *args, &block) unless exists?(name)
end

template(from, to) click to toggle source

# File lib/magic_recipes.rb, line 77
def template(from, to)
  erb = File.read(File.expand_path("../magic_recipes/templates/#{from}", __FILE__))
  put ERB.new(erb).result(binding), to, via: put_via
end

use_recipe(recipe_name) click to toggle source

# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # Load-Helper: # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #

# File lib/magic_recipes.rb, line 96
def use_recipe(recipe_name)
  return if @magical_recipes.include?(recipe_name.to_sym)

  begin
    require "magic_recipes/#{recipe_name.to_s}"

    recipe = ::MagicRecipes.const_get( recipe_name.to_s.capitalize.gsub(/_(\w)/) { $1.upcase } )
    recipe.load_into(self)
    @magical_recipes << recipe_name.to_sym
  rescue LoadError
    abort "There is no recipe called `#{recipe_name}`!"
  end
end

module MagicRecipes

MagicRecipes¶ ↑

`MagicRecipes`¶ ↑