An OnlineJudge System for OI.

The UI is powered by Semantic UI.
Template designed & coded by Sengxian and Menci.

There's currently no stable version of SYZOJ 2, but you can use the unstable version from git.

git clone https://github.com/syzoj/syzoj
cd syzoj

Install dependencies with npm install or yarn. Also, follow the instructions here to install 7z executable used by the node-7z package.

Copy config-example.json to config.json, and make necessary changes.

SYZOJ 2 uses Sequelize, which supports many database systems, including MySQL and Sqlite.

By default it use the Sqlite database syzoj.db, you can change it in config.json

You should change the session_secret and judge_token in config.json.

In the database, the is_admin field in user table describes whether a user is admin or not.

To make a user be an admin, the only way is via database.

SYZOJ 2 uses a Docker-based sandboxed judger. Please go to syzoj-judge.

Add SYZOJ 2 to system services.

vim [syzoj2 path]/runsyzoj

Edit runsyzoj as as follows.

#!/bin/bash
cd [syzoj2 path]
npm start > log.txt 2>&1

Please change [syzoj2 path].

Add SYZOJ-JUDGE to system services.

vim [syzoj-judge path]/runjudge

Edit runjudge as as follows.

#!/bin/bash
cd [syzoj-judge path]
npm start > jlog.txt 2>&1

Please change [syzoj-judge path].

vim /etc/systemd/system/syzoj.service

Edit /etc/systemd/system/syzoj.service as as follows.

[Unit]
Description=SYZOJ Online Judge
After=network.target

[Service]
Type=simple
PIDFile=/run/syzoj.pid
WorkingDirectory=[syzoj2 path]
ExecStart=[syzoj2 path]/runsyzoj
StandardOutput=null
StandardError=null

[Install]
WantedBy=multi-user.target

Please change [syzoj2 path].

vim /etc/systemd/system/syzoj-judge.service

Edit /etc/systemd/system/syzoj-judge.service as as follows.

[Unit]
Description=SYZOJ Judge Daemon
After=network.target

[Service]
Type=simple
PIDFile=/run/syzoj-judge.pid
WorkingDirectory=[syzoj-judge path]
ExecStart=[syzoj-judge path]/runjudge
StandardOutput=null
StandardError=null

[Install]
WantedBy=multi-user.target

Please change [syzoj-judge path].

systemctl start syzoj
systemctl start syzoj-judge

systemctl stop syzoj
systemctl stop syzoj-judge

systemctl restart syzoj
systemctl restart syzoj-judge