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