lib/tasks/deploy_edge.rake

   1 desc "freeze rails edge"
   2 task :deploy_edge do
   3   ENV['SHARED_PATH']  = '../../shared' unless ENV['SHARED_PATH']
   4   ENV['RAILS_PATH'] ||= File.join(ENV['SHARED_PATH'], 'rails')
   5   ENV['REPO_BRANCH'] ||= 'trunk'
   6
   7   checkout_path = File.join(ENV['RAILS_PATH'], 'trunk')
   8   export_path   = "#{ENV['RAILS_PATH']}/rev_#{ENV['REVISION']}"
   9   symlink_path  = 'vendor/rails'
  10
  11   # do we need to checkout the file?
  12   unless File.exists?(checkout_path)
  13     puts 'setting up rails trunk'
  14     get_framework_for checkout_path do |framework|
  15       system "svn co http://svn.rubyonrails.org/rails/#{ENV['REPO_BRANCH']}/#{framework}/lib #{checkout_path}/#{framework}/lib --quiet"
  16     end
  17   end
  18
  19   # do we need to export the revision?
  20   unless File.exists?(export_path)
  21     puts "setting up rails rev #{ENV['REVISION']}"
  22     get_framework_for export_path do |framework|
  23       system "svn up #{checkout_path}/#{framework}/lib -r #{ENV['REVISION']} --quiet"
  24       system "svn export #{checkout_path}/#{framework}/lib #{export_path}/#{framework}/lib"
  25     end
  26   end
  27
  28   puts 'linking rails'
  29   rm_rf   symlink_path
  30   mkdir_p symlink_path
  31
  32   get_framework_for symlink_path do |framework|
  33     ln_s File.expand_path("#{export_path}/#{framework}/lib"), "#{symlink_path}/#{framework}/lib"
  34   end
  35
  36   touch "vendor/rails_#{ENV['REVISION']}"
  37 end
  38
  39 def get_framework_for(*paths)
  40   %w( railties actionpack activerecord actionmailer activesupport activeresource ).each do |framework|
  41     paths.each { |path| mkdir_p "#{path}/#{framework}" }
  42     yield framework
  43   end
  44 end