Class: RailsPwnerer::App::Svn

Inherits:
Object
  • Object
show all
Includes:
Base
Defined in:
lib/rails_pwnerer/app/vcs/svn.rb

Instance Method Summary collapse

Methods included from Base

_setup_unix, _setup_windows, all_packages, all_packages_without_caching, #atomic_erase, #atomic_read, #atomic_write, #best_package_matching, #check_rails_root, #control_boot_script, #cpu_cores, #current_user, #gem_exists?, #gid_for_username, #group_for_username, #hook_boot_script, #install_gem, #install_gems, #install_package, #install_package_impl, #install_package_matching, #install_packages, #kill_tree, #os_distro, package_info_hash, #path_to_boot_script, #path_to_boot_script_defaults, #path_to_gemdir, #process_info, #prompt_user_for_password, #remove_package, #remove_packages, #search_packages, #uid_for_username, #unroll_collection, #update_all_packages, #update_all_packages_impl, #update_gems, #update_package_metadata, #upgrade_gem, #upgrade_gems, #upgrade_package, #upgrade_package_impl, #upgrade_packages, #with_package_source, #with_temp_dir

Instance Method Details

#checkout(remote_path, app_name, instance_name) ⇒ Object 



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# File 'lib/rails_pwnerer/app/vcs/svn.rb', line 62

def checkout(remote_path, app_name, instance_name)
  app_path = RailsPwnerer::Config[app_name, instance_name][:app_path]
  return :next unless remote_path =~ /svn.*\:\/\// or remote_path =~ /http.*\:\/\/.*svn/
  
  print "Doing SVN checkout, please enter your password if prompted...\n"
  system "svn co #{remote_path} #{app_path}"

  # check that we really checked out a Rails app
  return check_rails_root(app_path) ? :ok : false
end

#cleanup_app_caches(app_name, instance_name, app_name_is_dir = false) ⇒ Object

clean up the application directory by removing caches



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# File 'lib/rails_pwnerer/app/vcs/svn.rb', line 28

def cleanup_app_caches(app_name, instance_name, app_name_is_dir = false)
  # TODO: this is almost-duplicated in git.rb -- pull up somewhere
  app_path = app_name_is_dir ? app_name : RailsPwnerer::Config[app_name, instance_name][:app_path]
  return unless File.exists?(File.join(app_path, '.svn'))
  
  # TODO: learn how Rails caches work and kill those too
  ['app', 'db', 'lib', 'public/images',
  'public/javascripts', 'public/stylesheets', 'script',
  'test', 'tmp', 'vendor'
  ].each { |dir| cleanup_app_dir app_name, instance_name, dir, app_name_is_dir }
end

#cleanup_app_dir(app_name, instance_name, target_dir, app_name_is_dir = false) ⇒ Object

remove any files not in SVN in the application dir



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# File 'lib/rails_pwnerer/app/vcs/svn.rb', line 12

def cleanup_app_dir(app_name, instance_name, target_dir, app_name_is_dir = false)
  Dir.chdir(app_name_is_dir ? app_name : RailsPwnerer::Config[app_name, instance_name][:app_path]) do
    # get a listing of what happened in that directory
    xml_status = `svn status --xml #{target_dir}`
    xsdoc = REXML::Document.new xml_status
    
    xsdoc.root.elements['target'].each_element do |e|
      next unless e.name == 'entry'
      next unless e.elements['wc-status'].attribute('item').value == 'unversioned'
      
      FileUtils.rm_r e.attribute('path').value
    end
  end
end

#revert_config_changes(app_name, instance_name) ⇒ Object

reverts the config changes made by rpwn, so svn update doesn’t get confused



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# File 'lib/rails_pwnerer/app/vcs/svn.rb', line 41

def revert_config_changes(app_name, instance_name)
  Dir.chdir RailsPwnerer::Config[app_name, instance_name][:app_path] do
    ['config', 'Gemfile'].each do |dir|
      Kernel.system "svn revert --recursive #{dir}"
    end
  end
end

#svn_update(app_name, instance_name) ⇒ Object 



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# File 'lib/rails_pwnerer/app/vcs/svn.rb', line 49

def svn_update(app_name, instance_name)
  Dir.chdir RailsPwnerer::Config[app_name, instance_name][:app_path] do
    print "Doing SVN update, please enter your password if prompted...\n"
    success = Kernel.system 'svn update'
    unless success
      print "Update failed, performing svn cleanup and re-trying\n"
      Kernel.system 'svn cleanup'
      print "Doing SVN update, please enter your password if prompted...\n"
      Kernel.system 'svn update'
    end
  end
end

#update(app_name, instance_name) ⇒ Object 



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# File 'lib/rails_pwnerer/app/vcs/svn.rb', line 73

def update(app_name, instance_name)
  app_path = RailsPwnerer::Config[app_name, instance_name][:app_path]
  return unless File.exists?(File.join(app_path, '.svn'))
  
  # TODO: maybe backup old version before issuing the svn update?
  
  cleanup_app_caches app_name, instance_name
  revert_config_changes app_name, instance_name
  svn_update app_name, instance_name
end

#update_prefetch(app_name, instance_name) ⇒ Object 



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# File 'lib/rails_pwnerer/app/vcs/svn.rb', line 84

def update_prefetch(app_name, instance_name)
  app_path = RailsPwnerer::Config[app_name, instance_name][:app_path]
  return unless File.exists?(File.join(app_path, '.svn'))
  
  # TODO: figure out a way to prefetch using SVN (hidden local repo mirror?)
end