From dd7fe6ee44fc766a461bd46eb0c30a9f11c85203 Mon Sep 17 00:00:00 2001 From: virusdefender <1670873886@qq.com> Date: Tue, 7 Jul 2015 21:04:38 +0800 Subject: [PATCH] =?UTF-8?q?=E7=BB=99=E7=BC=96=E8=AF=91=E5=99=A8=E4=B9=9F?= =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E8=B6=85=E6=97=B6=E4=BF=9D=E6=8A=A4?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 比如使用include就可能导致编译器卡死，增加了一个编译超时。 重命名了exception模块 整理了部分格式 --- judge/client.py | 82 +++++++++------------------------------ judge/compiler.py | 37 ++++++++++++++---- judge/judge_exceptions.py | 9 +++++ judge/language.py | 1 - judge/result.py | 20 +++++----- 5 files changed, 68 insertions(+), 81 deletions(-) create mode 100644 judge/judge_exceptions.py diff --git a/judge/client.py b/judge/client.py index 0ddba4d0..34b717fe 100644 --- a/judge/client.py +++ b/judge/client.py @@ -8,9 +8,8 @@ from settings import max_running_number, lrun_gid, lrun_uid, judger_workspace from language import languages from result import result from compiler import compile_ - -class JudgeClientException(Exception): - pass +from judge_exceptions import JudgeClientException, CompileError +from utils import parse_lrun_output # 下面这个函数作为代理访问实例变量，否则Python2会报错，是Python2的已知问题 @@ -51,21 +50,6 @@ class JudgeClient(object): raise JudgeClientException("Test case config file not found") except ValueError: raise JudgeClientException("Test case config file format error") - # return {"test_case_number": 2, - # "test_cases": - # { - # "1": {"input_name": "1.in", - # "output_name": "1.out", - # "output_md5": "b10a8db164e0754105b7a99be72e3fe5", - # "output_size": 100}, - # - # "2": {"input_name": "2.in", - # "output_name": "2.out", - # "output_md5": "3e25960a79dbc69b674cd4ec67a72c62", - # "output_size": 100} - # }, - # "output_total_size": 200 - # } def _generate_command(self, test_case_id): """ @@ -104,41 +88,8 @@ class JudgeClient(object): error = output[0:output_start] # 分离出lrun的输出 output = output[output_start:] - lines = output.split("\n") - if len(lines) != 7: - raise JudgeClientException("Lrun result parse error") - result = {} - # 将lrun输出的各种带下划线 不带下划线的字符串统一处理 - translate = {"MEMORY": "memory", - "CPUTIME": "cpu_time", - "CPU_TIME": "cpu_time", - "REALTIME": "real_time", - "REAL_TIME": "real_time", - "TERMSIG": "term_sig", - "SIGNALED": "siginaled", - "EXITCODE": "exit_code", - "EXCEED": "exceed"} - for line in lines: - name = line[:9].strip(" ") - value = line[9:] - if name == "MEMORY": - result[translate[name]] = int(value) - elif name == "CPUTIME": - result[translate[name]] = int(float(value) * 1000) - elif name == "REALTIME": - result[translate[name]] = int(float(value) * 1000) - elif name == "EXITCODE": - result[translate[name]] = int(value) - elif name == "TERMSIG": - result[translate[name]] = int(value) - elif name == "SIGNALED": - result[translate[name]] = int(value) - elif name == "EXCEED": - if value == "none": - result[translate[name]] = None - else: - result[translate[name]] = translate[value] - return error, result + + return error, parse_lrun_output(output) def _compare_output(self, test_case_id): test_case_md5 = self._test_case_info["test_cases"][str(test_case_id)]["output_md5"] @@ -188,7 +139,6 @@ class JudgeClient(object): return run_result # 下面就是代码正常运行了 需要判断代码的输出是否正确 - if self._compare_output(test_case_id): run_result["result"] = result["accepted"] else: @@ -210,6 +160,7 @@ class JudgeClient(object): try: results.append(item.get()) except Exception as e: + # todo logging print e results.append({"result": result["system_error"]}) return results @@ -225,11 +176,10 @@ class JudgeClient(object): c_src = r""" #include - +#include int main() { FILE *fp; - fp = NULL; fprintf(fp, "This is testing for fprintf...\n"); fputs("This is testing for fputs...\n", fp); @@ -256,7 +206,7 @@ int main() java_src = r""" import java.io.*; import java.util.*; - +11 public class Main { public static void main(String[] args) @@ -279,16 +229,20 @@ def judge(languege_code, source_string): f.write(source_string) f.close() + try: + exe_path = compile_(languages[str(languege_code)], src_path, judger_workspace) + except Exception as e: + print e + return [{"result": result["compile_error"]}] + client = JudgeClient(language_code=languege_code, - exe_path=compile_(languages[str(languege_code)], - src_path, - judger_workspace), + exe_path=exe_path, max_cpu_time=1000000, max_real_time=200000, max_memory=1000, test_case_dir="/var/test_cases/1/") - print client.run() + return client.run() -judge(1, c_src) -judge(2, cpp_src) -judge(3, java_src) \ No newline at end of file +print judge(1, c_src) +print judge(2, cpp_src) +print judge(3, java_src) \ No newline at end of file diff --git a/judge/compiler.py b/judge/compiler.py index 27f97f95..69f7bb55 100644 --- a/judge/compiler.py +++ b/judge/compiler.py @@ -1,14 +1,37 @@ # coding=utf-8 import commands - -class CompileError(Exception): - pass +from settings import lrun_uid, lrun_gid +from judge_exceptions import CompileError +from utils import parse_lrun_output def compile_(language_item, src_path, exe_path): - command = language_item["compile_command"].format(src_path=src_path, exe_path=exe_path) - status, output = commands.getstatusoutput(command) - if status: - raise CompileError(output) + compile_command = language_item["compile_command"].format(src_path=src_path, exe_path=exe_path) + + # 防止编译器卡死 或者 include 等 + execute_command = "lrun" + \ + " --max-real-time 5" + \ + " --uid " + str(lrun_uid) + \ + " --gid " + str(lrun_gid) + \ + " " + \ + compile_command + \ + " 3>&2" + status, output = commands.getstatusoutput(execute_command) + + output_start = output.rfind("MEMORY") + + if output_start == -1: + raise CompileError("Error running compiler in lrun") + + # 返回值不为0 或者 stderr中lrun的输出之前有东西 + if status or output_start: + raise CompileError(output[0:output_start]) + + parse_result = parse_lrun_output(output) + + if parse_result["exit_code"] or parse_result["term_sig"] or parse_result["siginaled"] or parse_result["exceed"]: + raise CompileError("Compile error") + + # 对于正常编译和超时等其他的错误 return exe_path diff --git a/judge/judge_exceptions.py b/judge/judge_exceptions.py new file mode 100644 index 00000000..5d22d950 --- /dev/null +++ b/judge/judge_exceptions.py @@ -0,0 +1,9 @@ +# coding=utf-8 + + +class JudgeClientException(Exception): + pass + + +class CompileError(Exception): + pass diff --git a/judge/language.py b/judge/language.py index e59ef825..5923edb7 100644 --- a/judge/language.py +++ b/judge/language.py @@ -1,7 +1,6 @@ # coding=utf-8 - languages = { "1": { "name": "c", diff --git a/judge/result.py b/judge/result.py index 9b7cc4d4..ee0d4798 100644 --- a/judge/result.py +++ b/judge/result.py @@ -1,12 +1,14 @@ # coding=utf-8 -result = {"accepted": 0, - "runtime_error": 1, - "time_limit_exceeded": 2, - "memory_limit_exceeded": 3, - "compile_error": 4, - "format_error": 5, - "wrong_answer": 6, - "system_error": 7, - "waiting": 8} \ No newline at end of file +result = { + "accepted": 0, + "runtime_error": 1, + "time_limit_exceeded": 2, + "memory_limit_exceeded": 3, + "compile_error": 4, + "format_error": 5, + "wrong_answer": 6, + "system_error": 7, + "waiting": 8 +}