914 lines
31 KiB
Python
914 lines
31 KiB
Python
import hmac
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import json
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import logging
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import threading
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import time
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import os
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from collections import deque, namedtuple
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from operator import itemgetter
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from django import db
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from django.conf import settings
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from django.utils import timezone
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from django.db.models import F
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from django.core.cache import cache
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from judge import event_poster as event
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from judge.bridge.base_handler import ZlibPacketHandler, proxy_list
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from judge.caching import finished_submission
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from judge.models import (
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Judge,
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Language,
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LanguageLimit,
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Problem,
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RuntimeVersion,
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Submission,
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SubmissionTestCase,
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)
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logger = logging.getLogger("judge.bridge")
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json_log = logging.getLogger("judge.json.bridge")
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UPDATE_RATE_LIMIT = 5
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UPDATE_RATE_TIME = 0.5
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SubmissionData = namedtuple(
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"SubmissionData",
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"time memory short_circuit pretests_only contest_no attempt_no user_id",
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)
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def _ensure_connection():
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db.connection.close_if_unusable_or_obsolete()
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class JudgeHandler(ZlibPacketHandler):
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proxies = proxy_list(settings.BRIDGED_JUDGE_PROXIES or [])
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def __init__(self, request, client_address, server, judges):
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super().__init__(request, client_address, server)
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self.judges = judges
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self.handlers = {
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"grading-begin": self.on_grading_begin,
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"grading-end": self.on_grading_end,
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"compile-error": self.on_compile_error,
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"compile-message": self.on_compile_message,
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"batch-begin": self.on_batch_begin,
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"batch-end": self.on_batch_end,
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"test-case-status": self.on_test_case,
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"internal-error": self.on_internal_error,
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"submission-terminated": self.on_submission_terminated,
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"submission-acknowledged": self.on_submission_acknowledged,
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"ping-response": self.on_ping_response,
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"supported-problems": self.on_supported_problems,
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"handshake": self.on_handshake,
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}
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self._working = False
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self._no_response_job = None
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self._problems = []
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self.executors = {}
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self.problems = {}
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self.latency = None
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self.time_delta = None
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self.load = 1e100
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self.name = None
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self.batch_id = None
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self.in_batch = False
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self._stop_ping = threading.Event()
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self._ping_average = deque(maxlen=6) # 1 minute average, just like load
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self._time_delta = deque(maxlen=6)
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# each value is (updates, last reset)
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self.update_counter = {}
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self.judge = None
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self.judge_address = None
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self._submission_cache_id = None
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self._submission_cache = {}
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def on_connect(self):
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self.timeout = 15
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logger.info("Judge connected from: %s", self.client_address)
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json_log.info(self._make_json_log(action="connect"))
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def on_disconnect(self):
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self._stop_ping.set()
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if self._working:
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logger.error(
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"Judge %s disconnected while handling submission %s",
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self.name,
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self._working,
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)
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self.judges.remove(self)
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if self.name is not None:
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self._disconnected()
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logger.info(
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"Judge disconnected from: %s with name %s", self.client_address, self.name
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)
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json_log.info(
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self._make_json_log(action="disconnect", info="judge disconnected")
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)
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if self._working:
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Submission.objects.filter(id=self._working).update(
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status="IE", result="IE", error=""
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)
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json_log.error(
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self._make_json_log(
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sub=self._working,
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action="close",
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info="IE due to shutdown on grading",
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)
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)
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def _authenticate(self, id, key):
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try:
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judge = Judge.objects.get(name=id, is_blocked=False)
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except Judge.DoesNotExist:
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result = False
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else:
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result = hmac.compare_digest(judge.auth_key, key)
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if not result:
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json_log.warning(
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self._make_json_log(
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action="auth", judge=id, info="judge failed authentication"
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)
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)
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return result
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def _connected(self):
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judge = self.judge = Judge.objects.get(name=self.name)
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judge.start_time = timezone.now()
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judge.online = True
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judge.problems.set(Problem.objects.filter(code__in=list(self.problems.keys())))
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judge.runtimes.set(Language.objects.filter(key__in=list(self.executors.keys())))
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# Delete now in case we somehow crashed and left some over from the last connection
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RuntimeVersion.objects.filter(judge=judge).delete()
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versions = []
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for lang in judge.runtimes.all():
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versions += [
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RuntimeVersion(
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language=lang,
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name=name,
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version=".".join(map(str, version)),
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priority=idx,
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judge=judge,
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)
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for idx, (name, version) in enumerate(self.executors[lang.key])
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]
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RuntimeVersion.objects.bulk_create(versions)
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judge.last_ip = self.client_address[0]
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judge.save()
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self.judge_address = "[%s]:%s" % (
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self.client_address[0],
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self.client_address[1],
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)
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json_log.info(
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self._make_json_log(
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action="auth",
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info="judge successfully authenticated",
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executors=list(self.executors.keys()),
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)
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)
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def _disconnected(self):
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Judge.objects.filter(id=self.judge.id).update(online=False)
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RuntimeVersion.objects.filter(judge=self.judge).delete()
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def _update_ping(self):
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try:
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Judge.objects.filter(name=self.name).update(
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ping=self.latency, load=self.load
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)
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except Exception as e:
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# What can I do? I don't want to tie this to MySQL.
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if (
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e.__class__.__name__ == "OperationalError"
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and e.__module__ == "_mysql_exceptions"
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and e.args[0] == 2006
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):
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db.connection.close()
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def send(self, data):
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super().send(json.dumps(data, separators=(",", ":")))
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def on_handshake(self, packet):
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if "id" not in packet or "key" not in packet:
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logger.warning("Malformed handshake: %s", self.client_address)
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self.close()
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return
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if not self._authenticate(packet["id"], packet["key"]):
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logger.warning("Authentication failure: %s", self.client_address)
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self.close()
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return
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self.timeout = 60
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self._problems = packet["problems"]
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self.problems = dict(self._problems)
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self.executors = packet["executors"]
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self.name = packet["id"]
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self.send({"name": "handshake-success"})
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logger.info("Judge authenticated: %s (%s)", self.client_address, packet["id"])
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self.judges.register(self)
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threading.Thread(target=self._ping_thread).start()
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self._connected()
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def can_judge(self, problem, executor, judge_id=None):
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return (
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problem in self.problems
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and executor in self.executors
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and (not judge_id or self.name == judge_id)
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)
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@property
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def working(self):
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return bool(self._working)
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def get_related_submission_data(self, submission):
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_ensure_connection()
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try:
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(
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pid,
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time,
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memory,
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short_circuit,
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lid,
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is_pretested,
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sub_date,
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uid,
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part_virtual,
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part_id,
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) = (
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Submission.objects.filter(id=submission).values_list(
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"problem__id",
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"problem__time_limit",
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"problem__memory_limit",
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"problem__short_circuit",
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"language__id",
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"is_pretested",
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"date",
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"user__id",
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"contest__participation__virtual",
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"contest__participation__id",
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)
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).get()
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except Submission.DoesNotExist:
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logger.error("Submission vanished: %s", submission)
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json_log.error(
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self._make_json_log(
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sub=self._working,
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action="request",
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info="submission vanished when fetching info",
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)
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)
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return
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attempt_no = (
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Submission.objects.filter(
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problem__id=pid,
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contest__participation__id=part_id,
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user__id=uid,
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date__lt=sub_date,
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)
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.exclude(status__in=("CE", "IE"))
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.count()
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+ 1
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)
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try:
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time, memory = (
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LanguageLimit.objects.filter(problem__id=pid, language__id=lid)
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.values_list("time_limit", "memory_limit")
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.get()
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)
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except LanguageLimit.DoesNotExist:
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pass
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return SubmissionData(
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time=time,
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memory=memory,
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short_circuit=short_circuit,
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pretests_only=is_pretested,
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contest_no=part_virtual,
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attempt_no=attempt_no,
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user_id=uid,
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)
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def disconnect(self, force=False):
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if force:
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# Yank the power out.
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self.close()
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else:
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self.send({"name": "disconnect"})
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def submit(self, id, problem, language, source):
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data = self.get_related_submission_data(id)
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self._working = id
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self._no_response_job = threading.Timer(20, self._kill_if_no_response)
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self.send(
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{
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"name": "submission-request",
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"submission-id": id,
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"problem-id": problem,
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"language": language,
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"source": source,
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"time-limit": data.time,
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"memory-limit": data.memory,
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"short-circuit": data.short_circuit,
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"meta": {
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"pretests-only": data.pretests_only,
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"in-contest": data.contest_no,
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"attempt-no": data.attempt_no,
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"user": data.user_id,
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},
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}
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)
|
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def _kill_if_no_response(self):
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logger.error(
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"Judge failed to acknowledge submission: %s: %s", self.name, self._working
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)
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self.close()
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def on_timeout(self):
|
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if self.name:
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logger.warning("Judge seems dead: %s: %s", self.name, self._working)
|
|
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def malformed_packet(self, exception):
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logger.exception("Judge sent malformed packet: %s", self.name)
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super(JudgeHandler, self).malformed_packet(exception)
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def on_submission_processing(self, packet):
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_ensure_connection()
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id = packet["submission-id"]
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if Submission.objects.filter(id=id).update(status="P", judged_on=self.judge):
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event.post("sub_%s" % Submission.get_id_secret(id), {"type": "processing"})
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self._post_update_submission(id, "processing")
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json_log.info(self._make_json_log(packet, action="processing"))
|
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else:
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logger.warning("Unknown submission: %s", id)
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json_log.error(
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self._make_json_log(
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packet, action="processing", info="unknown submission"
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)
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|
)
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|
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def on_submission_wrong_acknowledge(self, packet, expected, got):
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json_log.error(
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self._make_json_log(
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packet, action="processing", info="wrong-acknowledge", expected=expected
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)
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|
)
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Submission.objects.filter(id=expected).update(
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status="IE", result="IE", error=None
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)
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Submission.objects.filter(id=got, status="QU").update(
|
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status="IE", result="IE", error=None
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|
)
|
|
|
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def on_submission_acknowledged(self, packet):
|
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if not packet.get("submission-id", None) == self._working:
|
|
logger.error(
|
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"Wrong acknowledgement: %s: %s, expected: %s",
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self.name,
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packet.get("submission-id", None),
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self._working,
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)
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self.on_submission_wrong_acknowledge(
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packet, self._working, packet.get("submission-id", None)
|
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)
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self.close()
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logger.info("Submission acknowledged: %d", self._working)
|
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if self._no_response_job:
|
|
self._no_response_job.cancel()
|
|
self._no_response_job = None
|
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self.on_submission_processing(packet)
|
|
|
|
def abort(self):
|
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self.send({"name": "terminate-submission"})
|
|
|
|
def get_current_submission(self):
|
|
return self._working or None
|
|
|
|
def ping(self):
|
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self.send({"name": "ping", "when": time.time()})
|
|
|
|
def on_packet(self, data):
|
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try:
|
|
try:
|
|
data = json.loads(data)
|
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if "name" not in data:
|
|
raise ValueError
|
|
except ValueError:
|
|
self.on_malformed(data)
|
|
else:
|
|
handler = self.handlers.get(data["name"], self.on_malformed)
|
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handler(data)
|
|
except Exception:
|
|
logger.exception("Error in packet handling (Judge-side): %s", self.name)
|
|
self._packet_exception()
|
|
# You can't crash here because you aren't so sure about the judges
|
|
# not being malicious or simply malforms. THIS IS A SERVER!
|
|
|
|
def _packet_exception(self):
|
|
json_log.exception(
|
|
self._make_json_log(sub=self._working, info="packet processing exception")
|
|
)
|
|
|
|
def _submission_is_batch(self, id):
|
|
if not Submission.objects.filter(id=id).update(batch=True):
|
|
logger.warning("Unknown submission: %s", id)
|
|
|
|
def on_supported_problems(self, packet):
|
|
logger.info("%s: Updated problem list", self.name)
|
|
self._problems = packet["problems"]
|
|
self.problems = dict(self._problems)
|
|
if not self.working:
|
|
self.judges.update_problems(self)
|
|
|
|
self.judge.problems.set(
|
|
Problem.objects.filter(code__in=list(self.problems.keys()))
|
|
)
|
|
json_log.info(
|
|
self._make_json_log(action="update-problems", count=len(self.problems))
|
|
)
|
|
|
|
def on_grading_begin(self, packet):
|
|
logger.info("%s: Grading has begun on: %s", self.name, packet["submission-id"])
|
|
self.batch_id = None
|
|
|
|
if Submission.objects.filter(id=packet["submission-id"]).update(
|
|
status="G",
|
|
is_pretested=packet["pretested"],
|
|
current_testcase=1,
|
|
points=0,
|
|
batch=False,
|
|
judged_date=timezone.now(),
|
|
):
|
|
SubmissionTestCase.objects.filter(
|
|
submission_id=packet["submission-id"]
|
|
).delete()
|
|
event.post(
|
|
"sub_%s" % Submission.get_id_secret(packet["submission-id"]),
|
|
{"type": "grading-begin"},
|
|
)
|
|
self._post_update_submission(packet["submission-id"], "grading-begin")
|
|
json_log.info(self._make_json_log(packet, action="grading-begin"))
|
|
else:
|
|
logger.warning("Unknown submission: %s", packet["submission-id"])
|
|
json_log.error(
|
|
self._make_json_log(
|
|
packet, action="grading-begin", info="unknown submission"
|
|
)
|
|
)
|
|
|
|
def on_grading_end(self, packet):
|
|
logger.info("%s: Grading has ended on: %s", self.name, packet["submission-id"])
|
|
self._free_self(packet)
|
|
self.batch_id = None
|
|
|
|
try:
|
|
submission = Submission.objects.get(id=packet["submission-id"])
|
|
except Submission.DoesNotExist:
|
|
logger.warning("Unknown submission: %s", packet["submission-id"])
|
|
json_log.error(
|
|
self._make_json_log(
|
|
packet, action="grading-end", info="unknown submission"
|
|
)
|
|
)
|
|
return
|
|
|
|
time = 0
|
|
memory = 0
|
|
points = 0.0
|
|
total = 0
|
|
status = 0
|
|
status_codes = ["SC", "AC", "WA", "MLE", "TLE", "IR", "RTE", "OLE"]
|
|
batches = {} # batch number: (points, total)
|
|
|
|
for case in SubmissionTestCase.objects.filter(submission=submission):
|
|
time += case.time
|
|
if not case.batch:
|
|
points += case.points
|
|
total += case.total
|
|
else:
|
|
if case.batch in batches:
|
|
batches[case.batch][0] += case.points
|
|
batches[case.batch][1] += case.total
|
|
else:
|
|
batches[case.batch] = [case.points, case.total]
|
|
memory = max(memory, case.memory)
|
|
i = status_codes.index(case.status)
|
|
if i > status:
|
|
status = i
|
|
|
|
for i in batches:
|
|
points += batches[i][0]
|
|
total += batches[i][1]
|
|
|
|
points = points
|
|
total = total
|
|
submission.case_points = points
|
|
submission.case_total = total
|
|
|
|
problem = submission.problem
|
|
sub_points = round(points / total * problem.points if total > 0 else 0, 3)
|
|
if not problem.partial and sub_points != problem.points:
|
|
sub_points = 0
|
|
|
|
submission.status = "D"
|
|
submission.time = time
|
|
submission.memory = memory
|
|
submission.points = sub_points
|
|
submission.result = status_codes[status]
|
|
submission.save()
|
|
|
|
json_log.info(
|
|
self._make_json_log(
|
|
packet,
|
|
action="grading-end",
|
|
time=time,
|
|
memory=memory,
|
|
points=sub_points,
|
|
total=problem.points,
|
|
result=submission.result,
|
|
case_points=points,
|
|
case_total=total,
|
|
user=submission.user_id,
|
|
problem=problem.code,
|
|
finish=True,
|
|
)
|
|
)
|
|
|
|
submission.user._updating_stats_only = True
|
|
submission.user.calculate_points()
|
|
problem._updating_stats_only = True
|
|
problem.update_stats()
|
|
submission.update_contest()
|
|
|
|
finished_submission(submission)
|
|
|
|
event.post(
|
|
"sub_%s" % submission.id_secret,
|
|
{
|
|
"type": "grading-end",
|
|
"time": time,
|
|
"memory": memory,
|
|
"points": float(points),
|
|
"total": float(problem.points),
|
|
"result": submission.result,
|
|
},
|
|
)
|
|
if hasattr(submission, "contest"):
|
|
participation = submission.contest.participation
|
|
event.post("contest_%d" % participation.contest_id, {"type": "update"})
|
|
self._post_update_submission(submission.id, "grading-end", done=True)
|
|
|
|
# Clean up submission source file (if any)
|
|
source_file = cache.get(f"submission_source_file:{submission.id}")
|
|
if source_file:
|
|
filepath = os.path.join(settings.DMOJ_SUBMISSION_ROOT, source_file)
|
|
if os.path.exists(filepath):
|
|
os.remove(filepath)
|
|
|
|
def on_compile_error(self, packet):
|
|
logger.info(
|
|
"%s: Submission failed to compile: %s", self.name, packet["submission-id"]
|
|
)
|
|
self._free_self(packet)
|
|
|
|
if Submission.objects.filter(id=packet["submission-id"]).update(
|
|
status="CE", result="CE", error=packet["log"]
|
|
):
|
|
event.post(
|
|
"sub_%s" % Submission.get_id_secret(packet["submission-id"]),
|
|
{
|
|
"type": "compile-error",
|
|
"log": packet["log"],
|
|
},
|
|
)
|
|
self._post_update_submission(
|
|
packet["submission-id"], "compile-error", done=True
|
|
)
|
|
json_log.info(
|
|
self._make_json_log(
|
|
packet,
|
|
action="compile-error",
|
|
log=packet["log"],
|
|
finish=True,
|
|
result="CE",
|
|
)
|
|
)
|
|
else:
|
|
logger.warning("Unknown submission: %s", packet["submission-id"])
|
|
json_log.error(
|
|
self._make_json_log(
|
|
packet,
|
|
action="compile-error",
|
|
info="unknown submission",
|
|
log=packet["log"],
|
|
finish=True,
|
|
result="CE",
|
|
)
|
|
)
|
|
|
|
def on_compile_message(self, packet):
|
|
logger.info(
|
|
"%s: Submission generated compiler messages: %s",
|
|
self.name,
|
|
packet["submission-id"],
|
|
)
|
|
|
|
if Submission.objects.filter(id=packet["submission-id"]).update(
|
|
error=packet["log"]
|
|
):
|
|
event.post(
|
|
"sub_%s" % Submission.get_id_secret(packet["submission-id"]),
|
|
{"type": "compile-message"},
|
|
)
|
|
json_log.info(
|
|
self._make_json_log(packet, action="compile-message", log=packet["log"])
|
|
)
|
|
else:
|
|
logger.warning("Unknown submission: %s", packet["submission-id"])
|
|
json_log.error(
|
|
self._make_json_log(
|
|
packet,
|
|
action="compile-message",
|
|
info="unknown submission",
|
|
log=packet["log"],
|
|
)
|
|
)
|
|
|
|
def on_internal_error(self, packet):
|
|
try:
|
|
raise ValueError("\n\n" + packet["message"])
|
|
except ValueError:
|
|
logger.exception(
|
|
"Judge %s failed while handling submission %s",
|
|
self.name,
|
|
packet["submission-id"],
|
|
)
|
|
self._free_self(packet)
|
|
|
|
id = packet["submission-id"]
|
|
if Submission.objects.filter(id=id).update(
|
|
status="IE", result="IE", error=packet["message"]
|
|
):
|
|
event.post(
|
|
"sub_%s" % Submission.get_id_secret(id), {"type": "internal-error"}
|
|
)
|
|
self._post_update_submission(id, "internal-error", done=True)
|
|
json_log.info(
|
|
self._make_json_log(
|
|
packet,
|
|
action="internal-error",
|
|
message=packet["message"],
|
|
finish=True,
|
|
result="IE",
|
|
)
|
|
)
|
|
else:
|
|
logger.warning("Unknown submission: %s", id)
|
|
json_log.error(
|
|
self._make_json_log(
|
|
packet,
|
|
action="internal-error",
|
|
info="unknown submission",
|
|
message=packet["message"],
|
|
finish=True,
|
|
result="IE",
|
|
)
|
|
)
|
|
|
|
def on_submission_terminated(self, packet):
|
|
logger.info("%s: Submission aborted: %s", self.name, packet["submission-id"])
|
|
self._free_self(packet)
|
|
|
|
if Submission.objects.filter(id=packet["submission-id"]).update(
|
|
status="AB", result="AB"
|
|
):
|
|
event.post(
|
|
"sub_%s" % Submission.get_id_secret(packet["submission-id"]),
|
|
{"type": "aborted-submission"},
|
|
)
|
|
self._post_update_submission(
|
|
packet["submission-id"], "terminated", done=True
|
|
)
|
|
json_log.info(
|
|
self._make_json_log(packet, action="aborted", finish=True, result="AB")
|
|
)
|
|
else:
|
|
logger.warning("Unknown submission: %s", packet["submission-id"])
|
|
json_log.error(
|
|
self._make_json_log(
|
|
packet,
|
|
action="aborted",
|
|
info="unknown submission",
|
|
finish=True,
|
|
result="AB",
|
|
)
|
|
)
|
|
|
|
def on_batch_begin(self, packet):
|
|
logger.info("%s: Batch began on: %s", self.name, packet["submission-id"])
|
|
self.in_batch = True
|
|
if self.batch_id is None:
|
|
self.batch_id = 0
|
|
self._submission_is_batch(packet["submission-id"])
|
|
self.batch_id += 1
|
|
|
|
json_log.info(
|
|
self._make_json_log(packet, action="batch-begin", batch=self.batch_id)
|
|
)
|
|
|
|
def on_batch_end(self, packet):
|
|
self.in_batch = False
|
|
logger.info("%s: Batch ended on: %s", self.name, packet["submission-id"])
|
|
json_log.info(
|
|
self._make_json_log(packet, action="batch-end", batch=self.batch_id)
|
|
)
|
|
|
|
def on_test_case(
|
|
self,
|
|
packet,
|
|
max_feedback=SubmissionTestCase._meta.get_field("feedback").max_length,
|
|
):
|
|
logger.info(
|
|
"%s: %d test case(s) completed on: %s",
|
|
self.name,
|
|
len(packet["cases"]),
|
|
packet["submission-id"],
|
|
)
|
|
|
|
id = packet["submission-id"]
|
|
updates = packet["cases"]
|
|
max_position = max(map(itemgetter("position"), updates))
|
|
sum_points = sum(map(itemgetter("points"), updates))
|
|
|
|
if not Submission.objects.filter(id=id).update(
|
|
current_testcase=max_position + 1, points=F("points") + sum_points
|
|
):
|
|
logger.warning("Unknown submission: %s", id)
|
|
json_log.error(
|
|
self._make_json_log(
|
|
packet, action="test-case", info="unknown submission"
|
|
)
|
|
)
|
|
return
|
|
|
|
bulk_test_case_updates = []
|
|
for result in updates:
|
|
test_case = SubmissionTestCase(submission_id=id, case=result["position"])
|
|
status = result["status"]
|
|
if status & 4:
|
|
test_case.status = "TLE"
|
|
elif status & 8:
|
|
test_case.status = "MLE"
|
|
elif status & 64:
|
|
test_case.status = "OLE"
|
|
elif status & 2:
|
|
test_case.status = "RTE"
|
|
elif status & 16:
|
|
test_case.status = "IR"
|
|
elif status & 1:
|
|
test_case.status = "WA"
|
|
elif status & 32:
|
|
test_case.status = "SC"
|
|
else:
|
|
test_case.status = "AC"
|
|
test_case.time = result["time"]
|
|
test_case.memory = result["memory"]
|
|
test_case.points = result["points"]
|
|
test_case.total = result["total-points"]
|
|
test_case.batch = self.batch_id if self.in_batch else None
|
|
test_case.feedback = (result.get("feedback") or "")[:max_feedback]
|
|
test_case.extended_feedback = result.get("extended-feedback") or ""
|
|
test_case.output = result["output"]
|
|
bulk_test_case_updates.append(test_case)
|
|
|
|
json_log.info(
|
|
self._make_json_log(
|
|
packet,
|
|
action="test-case",
|
|
case=test_case.case,
|
|
batch=test_case.batch,
|
|
time=test_case.time,
|
|
memory=test_case.memory,
|
|
feedback=test_case.feedback,
|
|
extended_feedback=test_case.extended_feedback,
|
|
output=test_case.output,
|
|
points=test_case.points,
|
|
total=test_case.total,
|
|
status=test_case.status,
|
|
)
|
|
)
|
|
|
|
do_post = True
|
|
|
|
if id in self.update_counter:
|
|
cnt, reset = self.update_counter[id]
|
|
cnt += 1
|
|
if time.monotonic() - reset > UPDATE_RATE_TIME:
|
|
del self.update_counter[id]
|
|
else:
|
|
self.update_counter[id] = (cnt, reset)
|
|
if cnt > UPDATE_RATE_LIMIT:
|
|
do_post = False
|
|
if id not in self.update_counter:
|
|
self.update_counter[id] = (1, time.monotonic())
|
|
|
|
if do_post:
|
|
event.post(
|
|
"sub_%s" % Submission.get_id_secret(id),
|
|
{
|
|
"type": "test-case",
|
|
"id": max_position,
|
|
},
|
|
)
|
|
self._post_update_submission(id, state="test-case")
|
|
|
|
SubmissionTestCase.objects.bulk_create(bulk_test_case_updates)
|
|
|
|
def on_malformed(self, packet):
|
|
logger.error("%s: Malformed packet: %s", self.name, packet)
|
|
json_log.exception(
|
|
self._make_json_log(sub=self._working, info="malformed json packet")
|
|
)
|
|
|
|
def on_ping_response(self, packet):
|
|
end = time.time()
|
|
self._ping_average.append(end - packet["when"])
|
|
self._time_delta.append((end + packet["when"]) / 2 - packet["time"])
|
|
self.latency = sum(self._ping_average) / len(self._ping_average)
|
|
self.time_delta = sum(self._time_delta) / len(self._time_delta)
|
|
self.load = packet["load"]
|
|
self._update_ping()
|
|
|
|
def _free_self(self, packet):
|
|
self.judges.on_judge_free(self, packet["submission-id"])
|
|
|
|
def _ping_thread(self):
|
|
try:
|
|
while True:
|
|
self.ping()
|
|
if self._stop_ping.wait(10):
|
|
break
|
|
except Exception:
|
|
logger.exception("Ping error in %s", self.name)
|
|
self.close()
|
|
raise
|
|
|
|
def _make_json_log(self, packet=None, sub=None, **kwargs):
|
|
data = {
|
|
"judge": self.name,
|
|
"address": self.judge_address,
|
|
}
|
|
if sub is None and packet is not None:
|
|
sub = packet.get("submission-id")
|
|
if sub is not None:
|
|
data["submission"] = sub
|
|
data.update(kwargs)
|
|
return json.dumps(data)
|
|
|
|
def _post_update_submission(self, id, state, done=False):
|
|
if self._submission_cache_id == id:
|
|
data = self._submission_cache
|
|
else:
|
|
self._submission_cache = data = (
|
|
Submission.objects.filter(id=id)
|
|
.values(
|
|
"problem__is_public",
|
|
"contest_object__key",
|
|
"user_id",
|
|
"problem_id",
|
|
"status",
|
|
"language__key",
|
|
)
|
|
.get()
|
|
)
|
|
self._submission_cache_id = id
|
|
|
|
if data["problem__is_public"]:
|
|
event.post(
|
|
"submissions",
|
|
{
|
|
"type": "done-submission" if done else "update-submission",
|
|
"state": state,
|
|
"id": id,
|
|
"contest": data["contest_object__key"],
|
|
"user": data["user_id"],
|
|
"problem": data["problem_id"],
|
|
"status": data["status"],
|
|
"language": data["language__key"],
|
|
},
|
|
)
|
|
|
|
def on_cleanup(self):
|
|
db.connection.close()
|