cafe-grader-web Commit - r202:75463b4f3803

cafe-grader-web

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Description:

added first grader script calls from web (to stop grader) git-svn-id: http://theory.cpe.ku.ac.th/grader/web/trunk@433 6386c4cd-e34a-4fa8-8920-d93eb39b512e

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r202:75463b4f3803 - Thu, 26 Nov 2009 05:46:09 - 5 files changed: 33 inserted, 2 deleted

app/controllers/graders_controller.rb ¶ +18

                 def test_request
                   @test_request = TestRequest.find(params[:id])
                 end
                 def task
                   @task = Task.find(params[:id])
                 end
                 def submission
                   @submission = Submission.find(params[:id])
                 end
+            +   # various grader controls
+            +
+            +   def stop
+            +     grader_proc = GraderProcess.find(params[:id])
+            +     stop_grader(grader_proc.pid)
+            +     redirect_to :action => 'list'
+            +   end
+            +
+            +
+            +   protected
+            +
+            +   def stop_grader(pid)
+            +     if GraderProcess.grader_control_enabled?
+            +       cmd = "#{GRADER_SCRIPT_DIR}/grader stop #{pid}"
+            +       system(cmd)
+            +     end
+            +   end
+            +
               end

app/models/grader_process.rb ¶ +8

                 def self.find_terminated_graders
                   GraderProcess.find(:all,
                                      :conditions => "`terminated`")
                 end
                 def self.find_stalled_process
                   GraderProcess.find(:all,
                                      :conditions => ["(`terminated` = 0) AND active AND " +
                                                      "(updated_at < ?)",
                                                      Time.now.gmtime - GraderProcess.stalled_time])
                 end
+            +   def self.grader_control_enabled?
+            +     if defined? GRADER_SCRIPT_DIR
+            +       GRADER_SCRIPT_DIR != ''
+            +     else
+            +       false
+            +     end
+            +   end
+            +
                 def report_active(task=nil)
                   self.active = true
                   if task!=nil
                     self.task_id = task.id
                     self.task_type = task.class.to_s
                   else
                     self.task_id = nil
                     self.task_type = nil
                   end
                   self.save
                 end

app/views/graders/_grader_list.html.haml ¶ +2 -1

                     %th mode
                     %th last updated
                     %th type
                     %th task
                   - grader_list.each do |grader|
                     - if grader.active
                       - c = 'active'
                     - else
                       - c = 'inactive'
                     %tr{:class => c}
                       = render :partial => 'grader', :locals => {:grader => grader}
                       - if not grader.terminated
-            -           %td= link_to 'stop', {:action => 'stop', :id => grader}
+            +           - if GraderProcess.grader_control_enabled?
+            +             %td= link_to 'stop', {:action => 'stop', :id => grader}
                       - else
                         %td= link_to 'clear', {:action => 'clear', :id => grader}
               - else
                 %ul
                   %li None

app/views/graders/list.html.haml ¶ +1 -1

               - content_for :head do
                 = stylesheet_link_tag 'graders'
-            -   <meta http-equiv ="refresh" content="10"/>
+            +   <meta http-equiv ="refresh" content="60"/>
               %h1 Grader information
               - form_for :clear, nil, :url => {:action => 'clear_all'} do |f|
                 = submit_tag 'Clear all data'
               - if @last_task
                 Last task:
                 = link_to "#{@last_task.id}", :action => 'view', :id => @last_task.id, :type => 'Task'
                 %br/

config/environment.rb.SAMPLE ¶ +4

               #   inflect.plural /^(ox)$/i, '\1en'
               #   inflect.singular /^(ox)en/i, '\1'
               #   inflect.irregular 'person', 'people'
               #   inflect.uncountable %w( fish sheep )
               # end
               # Add new mime types for use in respond_to blocks:
               # Mime::Type.register "text/richtext", :rtf
               # Mime::Type.register "application/x-mobile", :mobile
               # Include your application configuration below
+            + # If you want to manage graders through web interface, set the path to
+            + # script directory below
+            + GRADER_SCRIPT_DIR = ''
+            +
               # These are where inputs and outputs of test requests are stored
               TEST_REQUEST_INPUT_FILE_DIR = RAILS_ROOT + '/data/test_request/input'
               TEST_REQUEST_OUTPUT_FILE_DIR = RAILS_ROOT + '/data/test_request/output'
               # To use ANALYSIS MODE, provide the testcases/testruns breakdown,
               # and the directory of the grading result (usually in judge's dir).
               TASK_GRADING_INFO_FILENAME = RAILS_ROOT + '/config/tasks.yml'
               # TODO: change this to where results are kept.
               GRADING_RESULT_DIR = 'RESULT-DIR'
               # Uncomment so that configuration is read only once when the server is loaded

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