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module GraderScript
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def self.grader_control_enabled?
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if defined? GRADER_ROOT_DIR
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GRADER_ROOT_DIR != ''
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else
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false
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end
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end
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def self.raw_dir
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File.join GRADER_ROOT_DIR, "raw"
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end
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def self.call_grader(params)
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if GraderScript.grader_control_enabled?
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cmd = File.join(GRADER_ROOT_DIR, "scripts/grader") + " " + params
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system(cmd)
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end
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end
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def self.stop_grader(pid)
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GraderScript.call_grader "stop #{pid}"
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end
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def self.stop_graders(pids)
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pid_str = (pids.map { |process| process.pid.to_s }).join ' '
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GraderScript.call_grader "stop #{pid_str}"
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end
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def self.start_grader(env)
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GraderScript.call_grader "#{env} queue --err-log &"
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GraderScript.call_grader "#{env} test_request -err-log &"
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end
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def self.call_import_problem(problem_name,
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problem_dir,
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time_limit=1,
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memory_limit=32,
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checker_name='text')
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if GraderScript.grader_control_enabled?
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cur_dir = `pwd`.chomp
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Dir.chdir(GRADER_ROOT_DIR)
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script_name = File.join(GRADER_ROOT_DIR, "scripts/import_problem")
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cmd = "#{script_name} #{problem_name} #{problem_dir} #{checker_name}" +
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" -t #{time_limit} -m #{memory_limit}"
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output = `#{cmd}`
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Dir.chdir(cur_dir)
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return "import CMD: #{cmd}\n" + output
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end
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return ''
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end
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def self.call_import_testcase(problem_name)
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if GraderScript.grader_control_enabled?
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cur_dir = `pwd`.chomp
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Dir.chdir(GRADER_ROOT_DIR)
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script_name = File.join(GRADER_ROOT_DIR, "scripts/load_testcase")
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cmd = "#{script_name} #{problem_name}"
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output = `#{cmd}`
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Dir.chdir(cur_dir)
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return "Testcase import result:\n" + output
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end
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end
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end
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