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

   1 class Arvados::V1::NodesController < ApplicationController
   2   skip_before_filter :require_auth_scope, :only => :ping
   3   skip_before_filter :find_object_by_uuid, :only => :ping
   4   skip_before_filter :render_404_if_no_object, :only => :ping
   5
   6   def update
   7     if resource_attrs[:job_uuid]
   8       @object.job_readable = readable_job_uuids(resource_attrs[:job_uuid]).any?
   9     end
  10     super
  11   end
  12
  13   def self._ping_requires_parameters
  14     { ping_secret: true }
  15   end
  16
  17   def ping
  18     act_as_system_user do
  19       @object = Node.where(uuid: (params[:id] || params[:uuid])).first
  20       if !@object
  21         return render_not_found
  22       end
  23       ping_data = {
  24         ip: params[:local_ipv4] || request.env['REMOTE_ADDR'],
  25         ec2_instance_id: params[:instance_id]
  26       }
  27       [:ping_secret, :total_cpu_cores, :total_ram_mb, :total_scratch_mb]
  28         .each do |key|
  29         ping_data[key] = params[key] if params[key]
  30       end
  31       @object.ping(ping_data)
  32       if @object.info['ping_secret'] == params[:ping_secret]
  33         render json: @object.as_api_response(:superuser)
  34       else
  35         raise "Invalid ping_secret after ping"
  36       end
  37     end
  38   end
  39
  40   def find_objects_for_index
  41     if current_user.andand.is_admin || !current_user.andand.is_active
  42       super
  43     else
  44       # active non-admin users can list nodes that are (or were
  45       # recently) working
  46       @objects = model_class.where('last_ping_at >= ?', Time.now - 1.hours)
  47     end
  48     assigned_nodes = @objects.select(&:job_uuid)
  49     assoc_jobs = readable_job_uuids(*assigned_nodes.map(&:job_uuid))
  50     assigned_nodes.each do |node|
  51       node.job_readable = assoc_jobs.include?(node.job_uuid)
  52     end
  53   end
  54
  55   protected
  56
  57   def readable_job_uuids(*uuids)
  58     Job.readable_by(*@read_users).select(:uuid).where(uuid: uuids).map(&:uuid)
  59   end
  60 end