From 970d7891d4492df3f80cdc9dffc8bb40d9964176 Mon Sep 17 00:00:00 2001
From: Menci <huanghaorui301@gmail.com>
Date: Sun, 31 Mar 2019 12:16:57 +0800
Subject: [PATCH] Fix polling judge task blocking the global redis connection
 for randering cache

---
 libs/judger.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libs/judger.js b/libs/judger.js
index d4bd1ba..a047925 100644
--- a/libs/judger.js
+++ b/libs/judger.js
@@ -27,9 +27,10 @@ let judgeQueue;
 async function connect() {
   const JudgeState = syzoj.model('judge_state');
 
+  const  blockableRedisClient = syzoj.redis.duplicate();
   judgeQueue = {
     redisZADD: util.promisify(syzoj.redis.zadd).bind(syzoj.redis),
-    redisBZPOPMAX: util.promisify(syzoj.redis.bzpopmax).bind(syzoj.redis),
+    redisBZPOPMAX: util.promisify(blockableRedisClient.bzpopmax).bind(blockableRedisClient),
     async push(data, priority) {
       return await this.redisZADD('judge', priority, JSON.stringify(data));
     },