apps/workbench/app/controllers/work_units_controller.rb

   1 # Copyright (C) The Arvados Authors. All rights reserved.
   2 #
   3 # SPDX-License-Identifier: AGPL-3.0
   4
   5 class WorkUnitsController < ApplicationController
   6   skip_around_filter :require_thread_api_token, if: proc { |ctrl|
   7     Rails.configuration.anonymous_user_token and
   8     'show_child_component' == ctrl.action_name
   9   }
  10
  11   def find_objects_for_index
  12     # If it's not the index rows partial display, just return
  13     # The /index request will again be invoked to display the
  14     # partial at which time, we will be using the objects found.
  15     return if !params[:partial]
  16
  17     @limit = 20
  18     @filters = @filters || []
  19
  20     pipelines = []
  21     jobs = []
  22
  23     # get next page of pipeline_instances
  24     if PipelineInstance.api_exists?(:index)
  25       filters = @filters + [["uuid", "is_a", ["arvados#pipelineInstance"]]]
  26       pipelines = PipelineInstance.limit(@limit).order(["created_at desc"]).filter(filters)
  27     end
  28
  29     if params[:show_children]
  30       # get next page of jobs
  31       if Job.api_exists?(:index)
  32         filters = @filters + [["uuid", "is_a", ["arvados#job"]]]
  33         jobs = Job.limit(@limit).order(["created_at desc"]).filter(filters)
  34       end
  35     end
  36
  37     # get next page of container_requests
  38     filters = @filters + [["uuid", "is_a", ["arvados#containerRequest"]]]
  39     if !params[:show_children]
  40      filters << ["requesting_container_uuid", "=", nil]
  41     end
  42     crs = ContainerRequest.limit(@limit).order(["created_at desc"]).filter(filters)
  43     @objects = (jobs.to_a + pipelines.to_a + crs.to_a).sort_by(&:created_at).reverse.first(@limit)
  44
  45     if @objects.any?
  46       @next_page_filters = next_page_filters('<=')
  47       @next_page_href = url_for(partial: :all_processes_rows,
  48                                 filters: @next_page_filters.to_json,
  49                                 show_children: params[:show_children])
  50       preload_links_for_objects(@objects.to_a)
  51     else
  52       @next_page_href = nil
  53     end
  54   end
  55
  56   def next_page_href with_params={}
  57     @next_page_href
  58   end
  59
  60   def create
  61     template_uuid = params['work_unit']['template_uuid']
  62
  63     attrs = {}
  64     rc = resource_class_for_uuid(template_uuid)
  65     if rc == PipelineTemplate
  66       model_class = PipelineInstance
  67       attrs['pipeline_template_uuid'] = template_uuid
  68     elsif rc == Workflow
  69       # workflow json
  70       workflow = Workflow.find? template_uuid
  71       if workflow.definition
  72         begin
  73           wf_json = ActiveSupport::HashWithIndifferentAccess.new YAML::load(workflow.definition)
  74         rescue => e
  75           logger.error "Error converting definition yaml to json: #{e.message}"
  76           raise ArgumentError, "Error converting definition yaml to json: #{e.message}"
  77         end
  78       end
  79
  80       model_class = ContainerRequest
  81
  82       attrs['name'] = "#{workflow['name']} container" if workflow['name'].present?
  83       attrs['properties'] = {'template_uuid' => template_uuid}
  84       attrs['priority'] = 1
  85       attrs['state'] = "Uncommitted"
  86
  87       # required
  88       attrs['command'] = ["arvados-cwl-runner",
  89                           "--local",
  90                           "--api=containers",
  91                           "--project-uuid=#{params['work_unit']['owner_uuid']}",
  92                           "/var/lib/cwl/workflow.json#main",
  93                           "/var/lib/cwl/cwl.input.json"]
  94       attrs['container_image'] = "arvados/jobs"
  95       attrs['cwd'] = "/var/spool/cwl"
  96       attrs['output_path'] = "/var/spool/cwl"
  97
  98       # runtime constriants
  99       runtime_constraints = {
 100         "vcpus" => 1,
 101         "ram" => 1024 * 1024 * 1024,
 102         "API" => true
 103       }
 104
 105       input_defaults = {}
 106       if wf_json
 107         main = get_cwl_main(wf_json)
 108         main[:inputs].each do |input|
 109           if input[:default]
 110             input_defaults[cwl_shortname(input[:id])] = input[:default]
 111           end
 112         end
 113         if main[:hints]
 114           main[:hints].each do |hint|
 115             if hint[:class] == "http://arvados.org/cwl#WorkflowRunnerResources"
 116               if hint[:coresMin]
 117                 runtime_constraints["vcpus"] = hint[:coresMin]
 118               end
 119               if hint[:ramMin]
 120                 runtime_constraints["ram"] = hint[:ramMin] * 1024 * 1024
 121               end
 122             end
 123           end
 124         end
 125       end
 126
 127       # mounts
 128       mounts = {
 129         "/var/lib/cwl/cwl.input.json" => {
 130           "kind" => "json",
 131           "content" => input_defaults
 132         },
 133         "stdout" => {
 134           "kind" => "file",
 135           "path" => "/var/spool/cwl/cwl.output.json"
 136         },
 137         "/var/spool/cwl" => {
 138           "kind" => "collection",
 139           "writable" => true
 140         }
 141       }
 142       if wf_json
 143         mounts["/var/lib/cwl/workflow.json"] = {
 144           "kind" => "json",
 145           "content" => wf_json
 146         }
 147       end
 148       attrs['mounts'] = mounts
 149
 150       attrs['runtime_constraints'] = runtime_constraints
 151     else
 152       raise ArgumentError, "Unsupported template uuid: #{template_uuid}"
 153     end
 154
 155     attrs['owner_uuid'] = params['work_unit']['owner_uuid']
 156     @object ||= model_class.new attrs
 157
 158     if @object.save
 159       redirect_to @object
 160     else
 161       render_error status: 422
 162     end
 163   end
 164
 165   def find_object_by_uuid
 166     if params['object_type']
 167       @object = params['object_type'].constantize.find(params['uuid'])
 168     else
 169       super
 170     end
 171   end
 172
 173   def show_child_component
 174     data = JSON.load(params[:action_data])
 175
 176     current_obj = {}
 177     current_obj_uuid = data['current_obj_uuid']
 178     current_obj_name = data['current_obj_name']
 179     current_obj_type = data['current_obj_type']
 180     current_obj_parent = data['current_obj_parent']
 181     if current_obj_uuid
 182       resource_class = resource_class_for_uuid current_obj_uuid
 183       obj = object_for_dataclass(resource_class, current_obj_uuid)
 184       current_obj = obj if obj
 185     end
 186
 187     if current_obj.is_a?(Hash) and !current_obj.any?
 188       if current_obj_parent
 189         resource_class = resource_class_for_uuid current_obj_parent
 190         parent = object_for_dataclass(resource_class, current_obj_parent)
 191         parent_wu = parent.work_unit
 192         children = parent_wu.children
 193         if current_obj_uuid
 194           wu = children.select {|c| c.uuid == current_obj_uuid}.first
 195         else current_obj_name
 196           wu = children.select {|c| c.label.to_s == current_obj_name}.first
 197         end
 198       end
 199     else
 200       if current_obj_type == JobWorkUnit.to_s
 201         wu = JobWorkUnit.new(current_obj, current_obj_name, current_obj_parent)
 202       elsif current_obj_type == PipelineInstanceWorkUnit.to_s
 203         wu = PipelineInstanceWorkUnit.new(current_obj, current_obj_name, current_obj_parent)
 204       elsif current_obj_type == ContainerWorkUnit.to_s
 205         wu = ContainerWorkUnit.new(current_obj, current_obj_name, current_obj_parent)
 206       end
 207     end
 208
 209     respond_to do |f|
 210       f.html { render(partial: "show_component", locals: {wu: wu}) }
 211     end
 212   end
 213 end