apps/workbench/app/controllers/work_units_controller.rb

   1 class WorkUnitsController < ApplicationController
   2   def find_objects_for_index
   3     # If it's not the index rows partial display, just return
   4     # The /index request will again be invoked to display the
   5     # partial at which time, we will be using the objects found.
   6     return if !params[:partial]
   7
   8     @limit = 20
   9     @filters = @filters || []
  10
  11     # get next page of pipeline_instances
  12     filters = @filters + [["uuid", "is_a", ["arvados#pipelineInstance"]]]
  13     pipelines = PipelineInstance.limit(@limit).order(["created_at desc"]).filter(filters)
  14
  15     # get next page of jobs
  16     filters = @filters + [["uuid", "is_a", ["arvados#job"]]]
  17     jobs = Job.limit(@limit).order(["created_at desc"]).filter(filters)
  18
  19     # get next page of container_requests
  20     filters = @filters + [["uuid", "is_a", ["arvados#containerRequest"]]]
  21     crs = ContainerRequest.limit(@limit).order(["created_at desc"]).filter(filters)
  22     @objects = (jobs.to_a + pipelines.to_a + crs.to_a).sort_by(&:created_at).reverse.first(@limit)
  23
  24     if @objects.any?
  25       @next_page_filters = next_page_filters('<=')
  26       @next_page_href = url_for(partial: :all_processes_rows,
  27                                 filters: @next_page_filters.to_json)
  28       preload_links_for_objects(@objects.to_a)
  29     else
  30       @next_page_href = nil
  31     end
  32   end
  33
  34   def next_page_href with_params={}
  35     @next_page_href
  36   end
  37
  38   def create
  39     template_uuid = params['work_unit']['template_uuid']
  40
  41     attrs = {}
  42     rc = resource_class_for_uuid(template_uuid)
  43     if rc == PipelineTemplate
  44       model_class = PipelineInstance
  45       attrs['pipeline_template_uuid'] = template_uuid
  46     elsif rc == Workflow
  47       # workflow json
  48       workflow = Workflow.find? template_uuid
  49       if workflow.workflow
  50         begin
  51           wf_json = YAML::load(workflow.workflow)
  52         rescue => e
  53           logger.error "Error converting workflow yaml to json: #{e.message}"
  54           raise ArgumentError, "Error converting workflow yaml to json: #{e.message}"
  55         end
  56       end
  57
  58       model_class = ContainerRequest
  59
  60       attrs['name'] = "#{workflow['name']} container" if workflow['name'].present?
  61       attrs['properties'] = {'template_uuid' => template_uuid}
  62       attrs['priority'] = 1
  63       attrs['state'] = "Uncommitted"
  64
  65       # required
  66       attrs['command'] = ["arvados-cwl-runner", "--local", "--api=containers", "/var/lib/cwl/workflow.json", "/var/lib/cwl/cwl.input.json"]
  67       attrs['container_image'] = "arvados/jobs"
  68       attrs['cwd'] = "/var/spool/cwl"
  69       attrs['output_path'] = "/var/spool/cwl"
  70
  71       # mounts
  72       mounts = {
  73         "/var/lib/cwl/cwl.input.json" => {
  74           "kind" => "json",
  75           "content" => {}
  76         },
  77         "stdout" => {
  78           "kind" => "file",
  79           "path" => "/var/spool/cwl/cwl.output.json"
  80         },
  81         "/var/spool/cwl" => {
  82           "kind" => "collection",
  83           "writable" => true
  84         }
  85       }
  86       if wf_json
  87         mounts["/var/lib/cwl/workflow.json"] = {
  88           "kind" => "json",
  89           "content" => wf_json
  90         }
  91       end
  92       attrs['mounts'] = mounts
  93
  94       # runtime constriants
  95       runtime_constraints = {
  96         "vcpus" => 1,
  97         "ram" => 256000000,
  98         "API" => true
  99       }
 100       attrs['runtime_constraints'] = runtime_constraints
 101     else
 102       raise ArgumentError, "Unsupported template uuid: #{template_uuid}"
 103     end
 104
 105     attrs['owner_uuid'] = params['work_unit']['owner_uuid']
 106     @object ||= model_class.new attrs
 107
 108     if @object.save
 109       redirect_to @object
 110     else
 111       render_error status: 422
 112     end
 113   end
 114 end