Class: RailsPwnerer::App::Git

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

Overview

checks out and updates the application from a Git repository

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/git.rb', line 71

def checkout(remote_path, app_name, instance_name)    
  if hash_index = remote_path.rindex('#')
    git_repository = remote_path[0, hash_index]
    git_branch = remote_path[(hash_index + 1)..-1]
  else
    git_repository = remote_path
    git_branch = 'master'
  end
  
  return :next unless git_repository =~ /\.git(\/.*)?$/
  app_path = RailsPwnerer::Config[app_name, instance_name][:app_path]
  
  FileUtils.rm_rf app_path
  print "Doing Git clone, please enter your password if prompted...\n"
  system "git clone -b #{git_branch} -- #{git_repository} #{app_path}"
  FileUtils.mkpath app_path unless File.exists? app_path

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

#cleanup ⇒ Object 



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# File 'lib/rails_pwnerer/app/vcs/git.rb', line 67

def cleanup
  # git checkout -- paths
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/git.rb', line 17

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, '.git'))
  
  # 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 Git in the application dir



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# File 'lib/rails_pwnerer/app/vcs/git.rb', line 7

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
    if File.exist?(target_dir)
      Kernel.system "git clean -d -f -x -- #{target_dir}"
      Kernel.system "git checkout -- #{target_dir}"
    end
  end
end

#git_update(app_name, instance_name) ⇒ Object 



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# File 'lib/rails_pwnerer/app/vcs/git.rb', line 40

def git_update(app_name, instance_name)
  Dir.chdir RailsPwnerer::Config[app_name, instance_name][:app_path] do
    print "Doing Git pull, please enter your password if prompted...\n"
    Kernel.system 'git pull'
  end
end

#revert_config_changes(app_name, instance_name) ⇒ Object

reverts the config changes made by rpwn, so git fetch doesn’t get confused



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# File 'lib/rails_pwnerer/app/vcs/git.rb', line 30

def revert_config_changes(app_name, instance_name)
  Dir.chdir RailsPwnerer::Config[app_name, instance_name][:app_path] do
    ['config', 'Gemfile', 'Gemfile.lock'].each do |dir|
      next unless File.exist?(dir)
      Kernel.system "git clean -d -f -x -- #{dir}"
      Kernel.system "git checkout -- #{dir}"
    end
  end
end

#update(app_name, instance_name) ⇒ Object 



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# File 'lib/rails_pwnerer/app/vcs/git.rb', line 47

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

#update_prefetch(app_name, instance_name) ⇒ Object 



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# File 'lib/rails_pwnerer/app/vcs/git.rb', line 57

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, '.git'))
  
  Dir.chdir app_path do
    print "Doing Git fetch, please enter your password if prompted...\n"
    Kernel.system 'git fetch origin'
  end
end