399 lines
19 KiB
Python
399 lines
19 KiB
Python
import hashlib
|
||
import json
|
||
import logging
|
||
from urllib.parse import urljoin
|
||
|
||
import requests
|
||
from django.db import transaction, IntegrityError
|
||
from django.db.models import F
|
||
|
||
from account.models import User
|
||
from conf.models import JudgeServer
|
||
from contest.models import ContestRuleType, ACMContestRank, OIContestRank, ContestStatus
|
||
from options.options import SysOptions
|
||
from problem.models import Problem, ProblemRuleType
|
||
from problem.utils import parse_problem_template
|
||
from submission.models import JudgeStatus, Submission
|
||
from utils.cache import cache
|
||
from utils.constants import CacheKey
|
||
|
||
logger = logging.getLogger(__name__)
|
||
|
||
|
||
# 继续处理在队列中的问题
|
||
def process_pending_task():
|
||
if cache.llen(CacheKey.waiting_queue):
|
||
# 防止循环引入
|
||
from judge.tasks import judge_task
|
||
data = json.loads(cache.rpop(CacheKey.waiting_queue).decode("utf-8"))
|
||
judge_task.send(**data)
|
||
|
||
|
||
class ChooseJudgeServer:
|
||
def __init__(self):
|
||
self.server = None
|
||
|
||
def __enter__(self) -> [JudgeServer, None]:
|
||
with transaction.atomic():
|
||
servers = JudgeServer.objects.select_for_update().filter(is_disabled=False).order_by("task_number")
|
||
servers = [s for s in servers if s.status == "normal"]
|
||
for server in servers:
|
||
if server.task_number <= server.cpu_core * 2:
|
||
server.task_number = F("task_number") + 1
|
||
server.save()
|
||
self.server = server
|
||
return server
|
||
return None
|
||
|
||
def __exit__(self, exc_type, exc_val, exc_tb):
|
||
if self.server:
|
||
JudgeServer.objects.filter(id=self.server.id).update(task_number=F("task_number") - 1)
|
||
|
||
|
||
class DispatcherBase(object):
|
||
def __init__(self):
|
||
self.token = hashlib.sha256(SysOptions.judge_server_token.encode("utf-8")).hexdigest()
|
||
|
||
def _request(self, url, data=None):
|
||
kwargs = {"headers": {"X-Judge-Server-Token": self.token}}
|
||
if data:
|
||
kwargs["json"] = data
|
||
try:
|
||
return requests.post(url, **kwargs).json()
|
||
except Exception as e:
|
||
logger.exception(e)
|
||
|
||
|
||
class SPJCompiler(DispatcherBase):
|
||
def __init__(self, spj_code, spj_version, spj_language):
|
||
super().__init__()
|
||
spj_compile_config = list(filter(lambda config: spj_language == config["name"], SysOptions.spj_languages))[0]["spj"][
|
||
"compile"]
|
||
self.data = {
|
||
"src": spj_code,
|
||
"spj_version": spj_version,
|
||
"spj_compile_config": spj_compile_config
|
||
}
|
||
|
||
def compile_spj(self):
|
||
with ChooseJudgeServer() as server:
|
||
if not server:
|
||
return "No available judge_server"
|
||
result = self._request(urljoin(server.service_url, "compile_spj"), data=self.data)
|
||
if not result:
|
||
return "Failed to call judge server"
|
||
if result["err"]:
|
||
return result["data"]
|
||
|
||
|
||
class JudgeDispatcher(DispatcherBase):
|
||
def __init__(self, submission_id, problem_id):
|
||
super().__init__()
|
||
self.submission = Submission.objects.get(id=submission_id)
|
||
self.contest_id = self.submission.contest_id
|
||
self.last_result = self.submission.result if self.submission.info else None
|
||
|
||
if self.contest_id:
|
||
self.problem = Problem.objects.select_related("contest").get(id=problem_id, contest_id=self.contest_id)
|
||
self.contest = self.problem.contest
|
||
else:
|
||
self.problem = Problem.objects.get(id=problem_id)
|
||
|
||
def _compute_statistic_info(self, resp_data):
|
||
# 用时和内存占用保存为多个测试点中最长的那个
|
||
self.submission.statistic_info["time_cost"] = max([x["cpu_time"] for x in resp_data])
|
||
self.submission.statistic_info["memory_cost"] = max([x["memory"] for x in resp_data])
|
||
|
||
# sum up the score in OI mode
|
||
if self.problem.rule_type == ProblemRuleType.OI:
|
||
score = 0
|
||
try:
|
||
for i in range(len(resp_data)):
|
||
if resp_data[i]["result"] == JudgeStatus.ACCEPTED:
|
||
resp_data[i]["score"] = self.problem.test_case_score[i]["score"]
|
||
score += resp_data[i]["score"]
|
||
else:
|
||
resp_data[i]["score"] = 0
|
||
except IndexError:
|
||
logger.error(f"Index Error raised when summing up the score in problem {self.problem.id}")
|
||
self.submission.statistic_info["score"] = 0
|
||
return
|
||
self.submission.statistic_info["score"] = score
|
||
|
||
def judge(self):
|
||
language = self.submission.language
|
||
sub_config = list(filter(lambda item: language == item["name"], SysOptions.languages))[0]
|
||
spj_config = {}
|
||
if self.problem.spj_code:
|
||
for lang in SysOptions.spj_languages:
|
||
if lang["name"] == self.problem.spj_language:
|
||
spj_config = lang["spj"]
|
||
break
|
||
|
||
if language in self.problem.template:
|
||
template = parse_problem_template(self.problem.template[language])
|
||
code = f"{template['prepend']}\n{self.submission.code}\n{template['append']}"
|
||
else:
|
||
code = self.submission.code
|
||
|
||
data = {
|
||
"language_config": sub_config["config"],
|
||
"src": code,
|
||
"max_cpu_time": self.problem.time_limit,
|
||
"max_memory": 1024 * 1024 * self.problem.memory_limit,
|
||
"test_case_id": self.problem.test_case_id,
|
||
"output": False,
|
||
"spj_version": self.problem.spj_version,
|
||
"spj_config": spj_config.get("config"),
|
||
"spj_compile_config": spj_config.get("compile"),
|
||
"spj_src": self.problem.spj_code
|
||
}
|
||
|
||
with ChooseJudgeServer() as server:
|
||
if not server:
|
||
data = {"submission_id": self.submission.id, "problem_id": self.problem.id}
|
||
cache.lpush(CacheKey.waiting_queue, json.dumps(data))
|
||
return
|
||
Submission.objects.filter(id=self.submission.id).update(result=JudgeStatus.JUDGING)
|
||
resp = self._request(urljoin(server.service_url, "/judge"), data=data)
|
||
|
||
if not resp:
|
||
Submission.objects.filter(id=self.submission.id).update(result=JudgeStatus.SYSTEM_ERROR)
|
||
return
|
||
|
||
if resp["err"]:
|
||
self.submission.result = JudgeStatus.COMPILE_ERROR
|
||
self.submission.statistic_info["err_info"] = resp["data"]
|
||
self.submission.statistic_info["score"] = 0
|
||
else:
|
||
resp["data"].sort(key=lambda x: int(x["test_case"]))
|
||
self.submission.info = resp
|
||
self._compute_statistic_info(resp["data"])
|
||
error_test_case = list(filter(lambda case: case["result"] != 0, resp["data"]))
|
||
# ACM模式下,多个测试点全部正确则AC，否则取第一个错误的测试点的状态
|
||
# OI模式下, 若多个测试点全部正确则AC， 若全部错误则取第一个错误测试点状态，否则为部分正确
|
||
if not error_test_case:
|
||
self.submission.result = JudgeStatus.ACCEPTED
|
||
elif self.problem.rule_type == ProblemRuleType.ACM or len(error_test_case) == len(resp["data"]):
|
||
self.submission.result = error_test_case[0]["result"]
|
||
else:
|
||
self.submission.result = JudgeStatus.PARTIALLY_ACCEPTED
|
||
self.submission.save()
|
||
|
||
if self.contest_id:
|
||
if self.contest.status != ContestStatus.CONTEST_UNDERWAY or \
|
||
User.objects.get(id=self.submission.user_id).is_contest_admin(self.contest):
|
||
logger.info(
|
||
"Contest debug mode, id: " + str(self.contest_id) + ", submission id: " + self.submission.id)
|
||
return
|
||
self.update_contest_problem_status()
|
||
self.update_contest_rank()
|
||
else:
|
||
if self.last_result:
|
||
self.update_problem_status_rejudge()
|
||
else:
|
||
self.update_problem_status()
|
||
|
||
# 至此判题结束，尝试处理任务队列中剩余的任务
|
||
process_pending_task()
|
||
|
||
def update_problem_status_rejudge(self):
|
||
result = str(self.submission.result)
|
||
problem_id = str(self.problem.id)
|
||
with transaction.atomic():
|
||
# update problem status
|
||
problem = Problem.objects.select_for_update().get(contest_id=self.contest_id, id=self.problem.id)
|
||
if self.last_result != JudgeStatus.ACCEPTED and self.submission.result == JudgeStatus.ACCEPTED:
|
||
problem.accepted_number += 1
|
||
problem_info = problem.statistic_info
|
||
problem_info[self.last_result] = problem_info.get(self.last_result, 1) - 1
|
||
problem_info[result] = problem_info.get(result, 0) + 1
|
||
problem.save(update_fields=["accepted_number", "statistic_info"])
|
||
|
||
profile = User.objects.select_for_update().get(id=self.submission.user_id).userprofile
|
||
if problem.rule_type == ProblemRuleType.ACM:
|
||
acm_problems_status = profile.acm_problems_status.get("problems", {})
|
||
if acm_problems_status[problem_id]["status"] != JudgeStatus.ACCEPTED:
|
||
acm_problems_status[problem_id]["status"] = self.submission.result
|
||
if self.submission.result == JudgeStatus.ACCEPTED:
|
||
profile.accepted_number += 1
|
||
profile.acm_problems_status["problems"] = acm_problems_status
|
||
profile.save(update_fields=["accepted_number", "acm_problems_status"])
|
||
|
||
else:
|
||
oi_problems_status = profile.oi_problems_status.get("problems", {})
|
||
score = self.submission.statistic_info["score"]
|
||
if oi_problems_status[problem_id]["status"] != JudgeStatus.ACCEPTED:
|
||
# minus last time score, add this tim score
|
||
profile.add_score(this_time_score=score,
|
||
last_time_score=oi_problems_status[problem_id]["score"])
|
||
oi_problems_status[problem_id]["score"] = score
|
||
oi_problems_status[problem_id]["status"] = self.submission.result
|
||
if self.submission.result == JudgeStatus.ACCEPTED:
|
||
profile.accepted_number += 1
|
||
profile.oi_problems_status["problems"] = oi_problems_status
|
||
profile.save(update_fields=["accepted_number", "oi_problems_status"])
|
||
|
||
def update_problem_status(self):
|
||
result = str(self.submission.result)
|
||
problem_id = str(self.problem.id)
|
||
with transaction.atomic():
|
||
# update problem status
|
||
problem = Problem.objects.select_for_update().get(contest_id=self.contest_id, id=self.problem.id)
|
||
problem.submission_number += 1
|
||
if self.submission.result == JudgeStatus.ACCEPTED:
|
||
problem.accepted_number += 1
|
||
problem_info = problem.statistic_info
|
||
problem_info[result] = problem_info.get(result, 0) + 1
|
||
problem.save(update_fields=["accepted_number", "submission_number", "statistic_info"])
|
||
|
||
# update_userprofile
|
||
user = User.objects.select_for_update().get(id=self.submission.user_id)
|
||
user_profile = user.userprofile
|
||
user_profile.submission_number += 1
|
||
if problem.rule_type == ProblemRuleType.ACM:
|
||
acm_problems_status = user_profile.acm_problems_status.get("problems", {})
|
||
if problem_id not in acm_problems_status:
|
||
acm_problems_status[problem_id] = {"status": self.submission.result, "_id": self.problem._id}
|
||
if self.submission.result == JudgeStatus.ACCEPTED:
|
||
user_profile.accepted_number += 1
|
||
elif acm_problems_status[problem_id]["status"] != JudgeStatus.ACCEPTED:
|
||
acm_problems_status[problem_id]["status"] = self.submission.result
|
||
if self.submission.result == JudgeStatus.ACCEPTED:
|
||
user_profile.accepted_number += 1
|
||
user_profile.acm_problems_status["problems"] = acm_problems_status
|
||
user_profile.save(update_fields=["submission_number", "accepted_number", "acm_problems_status"])
|
||
|
||
else:
|
||
oi_problems_status = user_profile.oi_problems_status.get("problems", {})
|
||
score = self.submission.statistic_info["score"]
|
||
if problem_id not in oi_problems_status:
|
||
user_profile.add_score(score)
|
||
oi_problems_status[problem_id] = {"status": self.submission.result,
|
||
"_id": self.problem._id,
|
||
"score": score}
|
||
if self.submission.result == JudgeStatus.ACCEPTED:
|
||
user_profile.accepted_number += 1
|
||
elif oi_problems_status[problem_id]["status"] != JudgeStatus.ACCEPTED:
|
||
# minus last time score, add this time score
|
||
user_profile.add_score(this_time_score=score,
|
||
last_time_score=oi_problems_status[problem_id]["score"])
|
||
oi_problems_status[problem_id]["score"] = score
|
||
oi_problems_status[problem_id]["status"] = self.submission.result
|
||
if self.submission.result == JudgeStatus.ACCEPTED:
|
||
user_profile.accepted_number += 1
|
||
user_profile.oi_problems_status["problems"] = oi_problems_status
|
||
user_profile.save(update_fields=["submission_number", "accepted_number", "oi_problems_status"])
|
||
|
||
def update_contest_problem_status(self):
|
||
with transaction.atomic():
|
||
user = User.objects.select_for_update().get(id=self.submission.user_id)
|
||
user_profile = user.userprofile
|
||
problem_id = str(self.problem.id)
|
||
if self.contest.rule_type == ContestRuleType.ACM:
|
||
contest_problems_status = user_profile.acm_problems_status.get("contest_problems", {})
|
||
if problem_id not in contest_problems_status:
|
||
contest_problems_status[problem_id] = {"status": self.submission.result, "_id": self.problem._id}
|
||
elif contest_problems_status[problem_id]["status"] != JudgeStatus.ACCEPTED:
|
||
contest_problems_status[problem_id]["status"] = self.submission.result
|
||
else:
|
||
# 如果已AC， 直接跳过 不计入任何计数器
|
||
return
|
||
user_profile.acm_problems_status["contest_problems"] = contest_problems_status
|
||
user_profile.save(update_fields=["acm_problems_status"])
|
||
|
||
elif self.contest.rule_type == ContestRuleType.OI:
|
||
contest_problems_status = user_profile.oi_problems_status.get("contest_problems", {})
|
||
score = self.submission.statistic_info["score"]
|
||
if problem_id not in contest_problems_status:
|
||
contest_problems_status[problem_id] = {"status": self.submission.result,
|
||
"_id": self.problem._id,
|
||
"score": score}
|
||
else:
|
||
contest_problems_status[problem_id]["score"] = score
|
||
contest_problems_status[problem_id]["status"] = self.submission.result
|
||
user_profile.oi_problems_status["contest_problems"] = contest_problems_status
|
||
user_profile.save(update_fields=["oi_problems_status"])
|
||
|
||
problem = Problem.objects.select_for_update().get(contest_id=self.contest_id, id=self.problem.id)
|
||
result = str(self.submission.result)
|
||
problem_info = problem.statistic_info
|
||
problem_info[result] = problem_info.get(result, 0) + 1
|
||
problem.submission_number += 1
|
||
if self.submission.result == JudgeStatus.ACCEPTED:
|
||
problem.accepted_number += 1
|
||
problem.save(update_fields=["submission_number", "accepted_number", "statistic_info"])
|
||
|
||
def update_contest_rank(self):
|
||
if self.contest.rule_type == ContestRuleType.OI or self.contest.real_time_rank:
|
||
cache.delete(f"{CacheKey.contest_rank_cache}:{self.contest.id}")
|
||
|
||
with transaction.atomic():
|
||
if self.contest.rule_type == ContestRuleType.ACM:
|
||
model = ACMContestRank
|
||
func = self._update_acm_contest_rank
|
||
else:
|
||
model = OIContestRank
|
||
func = self._update_oi_contest_rank
|
||
|
||
try:
|
||
# todo unique index
|
||
# func 也不是安全的
|
||
rank = model.objects.get(user_id=self.submission.user_id, contest=self.contest)
|
||
except ACMContestRank.DoesNotExist:
|
||
try:
|
||
rank = model.objects.create(user_id=self.submission.user_id, contest=self.contest)
|
||
except IntegrityError:
|
||
rank = model.objects.get(user_id=self.submission.user_id, contest=self.contest)
|
||
func(rank)
|
||
|
||
def _update_acm_contest_rank(self, rank):
|
||
info = rank.submission_info.get(str(self.submission.problem_id))
|
||
# 因前面更改过，这里需要重新获取
|
||
problem = Problem.objects.get(contest_id=self.contest_id, id=self.problem.id)
|
||
# 此题提交过
|
||
if info:
|
||
if info["is_ac"]:
|
||
return
|
||
|
||
rank.submission_number += 1
|
||
if self.submission.result == JudgeStatus.ACCEPTED:
|
||
rank.accepted_number += 1
|
||
info["is_ac"] = True
|
||
info["ac_time"] = (self.submission.create_time - self.contest.start_time).total_seconds()
|
||
rank.total_time += info["ac_time"] + info["error_number"] * 20 * 60
|
||
|
||
if problem.accepted_number == 1:
|
||
info["is_first_ac"] = True
|
||
elif self.submission.result != JudgeStatus.COMPILE_ERROR:
|
||
info["error_number"] += 1
|
||
|
||
# 第一次提交
|
||
else:
|
||
rank.submission_number += 1
|
||
info = {"is_ac": False, "ac_time": 0, "error_number": 0, "is_first_ac": False}
|
||
if self.submission.result == JudgeStatus.ACCEPTED:
|
||
rank.accepted_number += 1
|
||
info["is_ac"] = True
|
||
info["ac_time"] = (self.submission.create_time - self.contest.start_time).total_seconds()
|
||
rank.total_time += info["ac_time"]
|
||
|
||
if problem.accepted_number == 1:
|
||
info["is_first_ac"] = True
|
||
|
||
elif self.submission.result != JudgeStatus.COMPILE_ERROR:
|
||
info["error_number"] = 1
|
||
rank.submission_info[str(self.submission.problem_id)] = info
|
||
rank.save()
|
||
|
||
def _update_oi_contest_rank(self, rank):
|
||
problem_id = str(self.submission.problem_id)
|
||
current_score = self.submission.statistic_info["score"]
|
||
last_score = rank.submission_info.get(problem_id)
|
||
if last_score:
|
||
rank.total_score = rank.total_score - last_score + current_score
|
||
else:
|
||
rank.total_score = rank.total_score + current_score
|
||
rank.submission_info[problem_id] = current_score
|
||
rank.save()
|