services/api/app/controllers/arvados/v1/repositories_controller.rb

   1 class Arvados::V1::RepositoriesController < ApplicationController
   2   skip_before_filter :find_object_by_uuid, :only => :get_all_permissions
   3   skip_before_filter :render_404_if_no_object, :only => :get_all_permissions
   4   before_filter :admin_required, :only => :get_all_permissions
   5   def get_all_permissions
   6     @users = {}
   7     User.includes(:authorized_keys).all.each do |u|
   8       @users[u.uuid] = u
   9     end
  10     admins = @users.select { |k,v| v.is_admin }
  11     @user_aks = {}
  12     @repo_info = {}
  13     @repos = Repository.includes(:permissions).all
  14     @repos.each do |repo|
  15       gitolite_permissions = ''
  16       perms = []
  17       repo.permissions.each do |perm|
  18         if ArvadosModel::resource_class_for_uuid(perm.tail_uuid) == Group
  19           @users.each do |user_uuid, user|
  20             user.group_permissions.each do |group_uuid, perm_mask|
  21               if perm_mask[:write]
  22                 perms << {name: 'can_write', user_uuid: user_uuid}
  23               elsif perm_mask[:read]
  24                 perms << {name: 'can_read', user_uuid: user_uuid}
  25               end
  26             end
  27           end
  28         else
  29           perms << {name: perm.name, user_uuid: perm.tail_uuid}
  30         end
  31       end
  32       # Owner of the repository, and all admins, can RW
  33       ([repo.owner_uuid] + admins.keys).each do |user_uuid|
  34         perms << {name: 'can_write', user_uuid: user_uuid}
  35       end
  36       perms.each do |perm|
  37         user_uuid = perm[:user_uuid]
  38         @user_aks[user_uuid] = @users[user_uuid].andand.authorized_keys.andand.
  39           collect do |ak|
  40           {
  41             public_key: ak.public_key,
  42             authorized_key_uuid: ak.uuid
  43           }
  44         end || []
  45         if @user_aks[user_uuid].any?
  46           @repo_info[repo.uuid] ||= {
  47             uuid: repo.uuid,
  48             name: repo.name,
  49             push_url: repo.push_url,
  50             fetch_url: repo.fetch_url,
  51             user_permissions: {}
  52           }
  53           ri = (@repo_info[repo.uuid][:user_permissions][user_uuid] ||= {})
  54           ri[perm[:name]] = true
  55         end
  56       end
  57     end
  58     @repo_info.values.each do |repo_users|
  59       repo_users[:user_permissions].each do |user_uuid,perms|
  60         if perms['can_write']
  61           perms[:gitolite_permissions] = 'RW'
  62           perms['can_read'] = true
  63         elsif perms['can_read']
  64           perms[:gitolite_permissions] = 'R'
  65         end
  66       end
  67     end
  68     render json: {
  69       kind: 'arvados#RepositoryPermissionSnapshot',
  70       repositories: @repo_info.values,
  71       user_keys: @user_aks
  72     }
  73   end
  74 end