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

   1 # Copyright (C) The Arvados Authors. All rights reserved.
   2 #
   3 # SPDX-License-Identifier: AGPL-3.0
   4
   5 class Arvados::V1::NodesController < ApplicationController
   6   skip_before_filter :require_auth_scope, :only => :ping
   7   skip_before_filter :find_object_by_uuid, :only => :ping
   8   skip_before_filter :render_404_if_no_object, :only => :ping
   9
  10   include DbCurrentTime
  11
  12   def update
  13     if resource_attrs[:job_uuid].is_a? String
  14       @object.job_readable = readable_job_uuids([resource_attrs[:job_uuid]]).any?
  15     end
  16     super
  17   end
  18
  19   def self._ping_requires_parameters
  20     { ping_secret: {required: true} }
  21   end
  22
  23   def ping
  24     act_as_system_user do
  25       @object = Node.where(uuid: (params[:id] || params[:uuid])).first
  26       if !@object
  27         return render_not_found
  28       end
  29       ping_data = {
  30         ip: params[:local_ipv4] || request.remote_ip,
  31         ec2_instance_id: params[:instance_id]
  32       }
  33       [:ping_secret, :total_cpu_cores, :total_ram_mb, :total_scratch_mb]
  34         .each do |key|
  35         ping_data[key] = params[key] if params[key]
  36       end
  37       @object.ping(ping_data)
  38       if @object.info['ping_secret'] == params[:ping_secret]
  39         send_json @object.as_api_response(:superuser)
  40       else
  41         raise "Invalid ping_secret after ping"
  42       end
  43     end
  44   end
  45
  46   def find_objects_for_index
  47     if !current_user.andand.is_admin && current_user.andand.is_active
  48       # active non-admin users can list nodes that are (or were
  49       # recently) working
  50       @objects = model_class.where('last_ping_at >= ?', db_current_time - 1.hours)
  51     end
  52     super
  53     if @select.nil? or @select.include? 'job_uuid'
  54       job_uuids = @objects.map { |n| n[:job_uuid] }.compact
  55       assoc_jobs = readable_job_uuids(job_uuids)
  56       @objects.each do |node|
  57         node.job_readable = assoc_jobs.include?(node[:job_uuid])
  58       end
  59     end
  60   end
  61
  62   protected
  63
  64   def readable_job_uuids(uuids)
  65     Job.readable_by(*@read_users).select(:uuid).where(uuid: uuids).map(&:uuid)
  66   end
  67 end