cafe-grader-judge-scripts Commit

cafe-grader-judge-scripts

Commit `r132:ca6ce454fda9` public

parent | child

Description:

autonew skips submissions with bad problems, forbids getch, better compiler msg when preprocessing fails, reports compile error when the executable is too large (100MB)

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[Not Reviewed]

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r132:ca6ce454fda9 - Tue, 04 May 2010 15:59:12 - 2 files changed: 18 inserted, 4 deleted

grader ¶ +3

               #!/usr/bin/ruby
               def stop_grader(id)
                 if id==:all
                   File.open(File.dirname(__FILE__) + "/stop.all",'w').close
                 else
                   File.open(File.dirname(__FILE__) + "/stop.#{id}",'w').close
                 end
               end
               def check_stopfile
                 FileTest.exist?(File.dirname(__FILE__) + "/stop.all") or
                   FileTest.exist?(File.dirname(__FILE__) + "/stop.#{Process.pid}")
               end
               def clear_stopfile
                 if FileTest.exist?(File.dirname(__FILE__) + "/stop.#{Process.pid}")
                   File.delete(File.dirname(__FILE__) + "/stop.#{Process.pid}")
                 end
               end
               def config
                 Grader::Configuration.get_instance
               end
               def log_file_name
                 if !File.exists?(config.log_dir)
                   raise "Log directory does not exist: #{config.log_dir}"
                 end
                 config.log_dir +
                   "/#{GRADER_ENV}_#{config.grader_mode}.#{Process.pid}"
               end
               def log(str)
                 if config.talkative
                   puts str
                 end
                 if config.logging
                   fp = File.open(log_file_name,"a")
                   fp.puts("GRADER: #{Time.new.strftime("%H:%M")} #{str}")
                   fp.close
                 end
               end
               def display_manual
                 puts <<USAGE
               Grader.
               using: (1) grader
                      (2) grader environment [mode]
                      (3) grader stop [all|pids-list]
                      (4) grader --help
               (1) call grader with environment = 'exam', mode = 'queue'
               (2) possible modes are: 'queue', 'test_request', 'prob', 'sub', 'contest', and 'autonew'
               (3) create stop-file to stop running grader in queue mode
               (4) You are here.
               USAGE
               end
               def process_options_and_stop_file
                 # The list of options are:
                 #   - stop [all|process ids]
                 #   -
                 # Process 'help' option
                 if (ARGV.length==1) and (/help/.match(ARGV[0]))
                   display_manual
                   exit(0)
                 end
                 # Process 'stop' option.
                 if (ARGV.length >= 1) and (ARGV[0]=='stop')
                   if ARGV.length==1
                     puts "you should specify pid-list or 'all'"
                     display_manual
                   elsif (ARGV.length==2) and (ARGV[1]=='all')
                     stop_grader(:all)
                     puts "A global stop file ('stop.all') created."
                     puts "You should remove it manually later."
                   else
                     (1..ARGV.length-1).each do |i|
                       stop_grader(ARGV[i])
                     end
                     puts "stop file(s) created"
                   end
                   exit(0)
                 end
                 # Check stop file.
                 if check_stopfile
                   puts "Stop file exists.  Terminated."
                   clear_stopfile
                   exit(0)
                 end
                 #default options
                 options = {
                   :mode => 'queue',
                   :environment => 'exam',
                   :dry_run => false,
                 }
                 # Process mode and environment option
                 if ARGV.length >= 1
                   options[:environment] = ARGV.shift
                   if ARGV.length >=1
                     options[:mode] = ARGV.shift
                   end
                 end
                 options[:dry_run] = (ARGV.delete('--dry') != nil)
                 if options[:dry_run] and (not ['prob','contest','autonew'].include? options[:mode])
                   puts "Dry run currently works only for 'prob' or 'contest' modes."
                   exit(0)
                 end
                 options[:report] = (ARGV.delete('--report') != nil)
                 if options[:report] and (not ['prob','contest','autonew'].include? options[:mode])
                   puts "Report currently works only for 'prob' or 'contest' modes."
                   exit(0)
                 end
                 return options
               end
               class ResultCollector
                 def initialize
                   @results = {}
                   @problems = {}
                   @users = {}
                 end
                 def after_save_hook(submission, grading_result)
                 end
                 def save(submission, grading_result)
                   user = submission.user
                   problem = submission.problem
                   if not @problems.has_key? problem.id
                     @problems[problem.id] = problem
                   end
                   if not @users.has_key? user.id
                     @users[user.id] = user
                   end
                   @results[[user.id, problem.id]] = grading_result
                   after_save_hook(submission, grading_result)
                 end
                 def print_report_by_user
                   puts "---------------------"
                   puts "       REPORT"
                   puts "---------------------"
                   print "login,email"
                   @problems.each_value do |problem|
                     print ",#{problem.name}"
                   end
                   print "\n"
                   @users.each_value do |user|
                     print "#{user.login},#{user.email}"
                     @problems.each_value do |problem|
                       if @results.has_key? [user.id, problem.id]
                         print ",#{@results[[user.id,problem.id]][:points]}"
                       else
                         print ","
                       end
                     end
                     print "\n"
                   end
                 end
               end
               def grader_general_loop(engine, grader_proc, options)
                 runner = Grader::Runner.new(engine, grader_proc)
                 while true
                   if check_stopfile    # created by calling grader stop
                     clear_stopfile
                     log "stopped (with stop file)"
                     break
                   end
                   task = yield(runner)
                   if task==nil
                     sleep(1)
                   end
                 end
               end
               def grader_queue_loop(grader_proc, options)
                 log "Grader: queue"
                 engine = Grader::Engine.new
                 grader_general_loop(engine, grader_proc, options) do |runner|
                   runner.grade_oldest_task
                 end
               end
               def grader_test_request_loop(grader_proc, options)
                 log "Grader: test_request"
                 engine = Grader::Engine.new(:room_maker => Grader::TestRequestRoomMaker.new,
                                             :reporter => Grader::TestRequestReporter.new)
                 grader_general_loop(engine, grader_proc, options) do |runner|
                   runner.grade_oldest_test_request
                 end
               end
               def grader_autonew_loop(grader_proc, options)
                 log "Grader: autonew"
                 if options[:report]
                   result_collector = ResultCollector.new
                 else
                   result_collector = nil
                 end
                 if options[:dry_run]
                   puts "Running in dry mode"
                 end
                 prob_reporter = Grader::SubmissionReporter.new(:dry_run => options[:dry_run],
                                                                :result_collector => result_collector)
                 engine = Grader::Engine.new(:reporter => prob_reporter)
                 runner = Grader::Runner.new(engine, grader_proc)
                 grader_proc.report_active if grader_proc!=nil
                 latest_submitted_at = nil
                 graded_submission_ids = {}
                 while true
                   if check_stopfile    # created by calling grader stop
                     clear_stopfile
                     log "stopped (with stop file)"
                     break
                   end
                   if latest_submitted_at==nil
                     submissions = Submission.all
                   else
                     submissions = Submission.all(:conditions => ["submitted_at >= :latest",
                                                                  {:latest => latest_submitted_at}])
                   end
                   graded_any = false
                   if submissions.length != 0
                     submissions.each do |submission|
+            +         if (submission.problem == nil) or (!submission.problem.available)
+            +           next
+            +         end
                       if ! graded_submission_ids[submission.id]
                         runner.grade_submission(submission)
                         graded_submission_ids[submission.id] = true
                         if (!latest_submitted_at or
                             latest_submitted_at < submission.submitted_at)
                           latest_submitted_at = submission.submitted_at
                         end
                         puts "graded: #{submission.id}"
                         puts "latest: #{latest_submitted_at}"
                         graded_any = true
                       end
                     end
                   end
                   if ! graded_any
                     sleep(1)
                   end
                 end
               end
               def grader_grade_problems(grader_proc, options)
                 if options[:report]
                   result_collector = ResultCollector.new
                 else
                   result_collector = nil
                 end
                 if options[:dry_run]
                   puts "Running in dry mode"
                 end
                 prob_reporter = Grader::SubmissionReporter.new(:dry_run => options[:dry_run],
                                                                :result_collector => result_collector)
                 engine = Grader::Engine.new(:reporter => prob_reporter)
                 runner = Grader::Runner.new(engine, grader_proc)
                 grader_proc.report_active if grader_proc!=nil
                 ARGV.each do |prob_name|
                   prob = Problem.find_by_name(prob_name)
                   if prob==nil
                     puts "cannot find problem: #{prob_name}"
                   else
                     runner.grade_problem(prob)
                   end
                 end
                 if options[:report]
                   result_collector.print_report_by_user
                 end
               end
               def grader_grade_contests(grader_proc, options)
                 # always use dry run when grading during contest
                 dry_run = options[:dry_run] = true
                 contest_name = ARGV.shift
                 contest = Contest.find_by_name(contest_name)
                 if contest==nil
                   puts "cannot find contest: #{contest_name}"
                   exit(0)
                 end
                 if options[:report]
                   result_collector = ResultCollector.new
                 else
                   result_collector = nil
                 end
                 if options[:dry_run]
                   puts "Running in dry mode"
                 end
                 prob_reporter = Grader::SubmissionReporter.new(:dry_run => dry_run,
                                                                :result_collector => result_collector)
                 engine = Grader::Engine.new(:reporter => prob_reporter)
                 runner = Grader::Runner.new(engine, grader_proc)
                 grader_proc.report_active if grader_proc!=nil
                 contest.problems.each do |problem|
                   puts "Grading: #{problem.name}"
                   runner.grade_problem(problem,
                                        :user_conditions => lambda do |u|
                                          u.contest_finished? and
                                            u.contest_ids.include?(contest.id)
                                        end)
                 end
                 if options[:report]
                   result_collector.print_report_by_user
                 end
               end
               def grader_grade_submissions(grader_proc, options)
                 engine = Grader::Engine.new
                 runner = Grader::Runner.new(engine, grader_proc)
                 grader_proc.report_active if grader_proc!=nil
                 ARGV.each do |sub_id|
                   puts "Grading #{sub_id}"
                   begin
                     submission = Submission.find(sub_id.to_i)
                   rescue ActiveRecord::RecordNotFound
                     puts "Record not found"
                     submission = nil
                   end
                   if submission!=nil
                     runner.grade_submission(submission)
                   end
                 end
               end
               #########################################
               # main program
               #########################################
               options = process_options_and_stop_file
               GRADER_ENV = options[:environment]
               grader_mode = options[:mode]
               dry_run = options[:dry_run]
               puts "environment: #{GRADER_ENV}"
               require File.join(File.dirname(__FILE__),'config/environment')
               # add grader_mode to config
               # this is needed because method log needs it.  TODO: clean this up
               class << config
                 attr_accessor :grader_mode
               end
               config.grader_mode = grader_mode
               # reading rails environment
               log 'Reading rails environment'
               RAILS_ENV = config.rails_env
               require RAILS_ROOT + '/config/environment'
               # register grader process
               if config.report_grader
                 grader_proc = GraderProcess.register(config.grader_hostname,
                                                      Process.pid,
                                                      grader_mode)
               else
                 grader_proc = nil
               end
               #set loggin environment
               ENV['GRADER_LOGGING'] = log_file_name
               # register exit handler to report inactive, and terminated
               at_exit do
                 if grader_proc!=nil
                   grader_proc.report_inactive
                   grader_proc.terminate
                 end
               end
               #
               # MAIN LOOP
               #
               case grader_mode
               when "queue"
                 grader_queue_loop(grader_proc, options)
               when "test_request"
                 grader_test_request_loop(grader_proc, options)
               when "prob"
                 grader_grade_problems(grader_proc, options)
               when "contest"
                 grader_grade_contests(grader_proc, options)
               when "sub"
                 grader_grade_submissions(grader_proc, options)
               when "autonew"
                 grader_autonew_loop(grader_proc, options)
               else
                 display_manual
                 exit(0)
               end

std-script/compile ¶ +15 -4

               #!/usr/bin/ruby
               require 'fileutils'
               ##############################
               #
               # Standard Compile Script
               #
               # Supported compilers:
               #   gcc, g++, and fpc.
               #
               ##############################
               def talk(msg)
                 if ENV['TALKATIVE']!=nil
                   puts str
                 end
                 if ENV['GRADER_LOGGING']!=nil
                   log_fname = ENV['GRADER_LOGGING']
                   fp = File.open(log_fname,"a")
                   fp.puts("run: #{Time.new.strftime("%H:%M")} #{msg}")
                   fp.close
                 end
               end
               C_COMPILER = "gcc"
               CPLUSPLUS_COMPILER = "g++"
               PASCAL_COMPILER = "fpc"
               C_OPTIONS = "-O2 -s -static -std=c99 -DCONTEST -lm -Wall"
               CPLUSPLUS_OPTIONS = "-O2 -s -static -DCONTEST -lm -Wall"
               PASCAL_OPTIONS = "-O1 -XS -dCONTEST"
               # Check for the correct number of arguments. Otherwise, print usage.
               if ARGV.length == 0 or ARGV.length > 4
                 puts "Usage: compile <language> [<source-file>] [<output-file>] [<message-file>]"
                 puts
                 puts "<source-file>  is defaulted to \"source\"."
                 puts "<output-file>  is defaulted to \"a.out\"."
                 puts "<message-file> is defaulted to \"compiler_message\"."
                 puts
                 exit(127)
               end
               PARAMS = {
                 :source_file => [1,'source'],
                 :output_file => [2,'a.out'],
                 :message_file => [3,'compiler_message']
               }
               params = {}
               params[:prog_lang] = ARGV[0]
               PARAMS.each_key do |param_name|
                 index, default = PARAMS[param_name]
                 if ARGV.length > index
                   params[param_name] = ARGV[index]
                 else
                   params[param_name] = default
                 end
                 talk "#{param_name}: #{params[param_name]}"
               end
               # Remove any remaining output files or message files.
               if FileTest.exists? params[:output_file]
                 FileUtils.rm(params[:output_file])
               end
               if FileTest.exists? params[:message_file]
                 FileUtils.rm(params[:message_file])
               end
               # Check if the source file exists before attempt compiling.
               if !FileTest.exists? params[:source_file]
                 talk("ERROR: The source file does not exist!")
                 open(params[:message_file],"w") do |f|
                   f.puts "ERROR: The source file did not exist."
                 end
                 exit(127)
               end
               if params[:prog_lang]=='cpp':
                   params[:prog_lang] = 'c++'
               end
-            - forbidden_functions = ['system', 'fopen', 'freopen', 'open', 'remove', 'rename']
+            + forbidden_functions = ['system', 'fopen', 'freopen', 'open', 'remove', 'rename', 'getch']
               redefine_list = []
               forbidden_count = 0
               forbidden_key = (rand(8999) + 1000).to_s
               forbidden_functions.each do |f|
                 redefine_list << "-D#{f}=forbidden#{forbidden_key}#{forbidden_count}"
                 forbidden_count += 1
               end
               redefine_str = redefine_list.join ' '
               puts redefine_str
               # Compile.
               case params[:prog_lang]
                 when "c"
-            -   command = "#{C_COMPILER} -E #{params[:source_file]} -o source_prep.c"
+            +   command = "#{C_COMPILER} -E #{params[:source_file]} -o source_prep.c 2> #{params[:message_file]}"
                 system(command)
+            +   if FileTest.exist? "source_prep.c"
                 command = "#{C_COMPILER} source_prep.c #{redefine_str} -o #{params[:output_file]} #{C_OPTIONS} 2> #{params[:message_file]}"
-            -   puts command
                 system(command)
+            +   end
                 when "c++"
-            -   command = "#{CPLUSPLUS_COMPILER} -E #{params[:source_file]} -o source_prep.cpp"
+            +   command = "#{CPLUSPLUS_COMPILER} -E #{params[:source_file]} -o source_prep.cpp 2> #{params[:message_file]}"
                 system(command)
+            +   if FileTest.exist? "source_prep.cpp"
                 command = "#{CPLUSPLUS_COMPILER} #{redefine_str} source_prep.cpp -o #{params[:output_file]} #{CPLUSPLUS_OPTIONS} 2> #{params[:message_file]}"
                 system(command)
+            +   end
                 when "pas"
                 command = "#{PASCAL_COMPILER} #{params[:source_file]} -ooutpas #{PASCAL_OPTIONS} > #{params[:message_file]}"
                 system(command)
                 FileUtils.mv("output", params[:output_file])
                 else
                 talk("ERROR: Invalid language specified!")
                 open(params[:message_file],"w") do |f|
                   f.puts "ERROR: Invalid language specified!"
                 end
                 exit(127)
               end
               # Report success or failure.
               if FileTest.exists? params[:output_file]
-                talk "Compilation was successful!"
+            +
+            +   if File.size(params[:output_file]) > 100000000
+            +     talk "But the executable is too big."
+            +     open(params[:message_file],"w+") do |f|
+            +       f.puts "Executable is too large."
+            +     end
+            +     File.delete(params[:output_file])
+            +   end
               else
                 talk "ERROR: Something was wrong during the compilation!"
               end

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r132:ca6ce454fda9 - Tue, 04 May 2010 15:59:12 - 2 files changed: 18 inserted, 4 deleted

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r132:ca6ce454fda9 - Tue, 04 May 2010 15:59:12 - 2 files changed: 18 inserted, 4 deleted

Commit `r132:ca6ce454fda9` public