oj-docs/judgeserver/deploy.md

Deploy

Reuqirements:

• docker >= 1.12
• docker-compose >= 1.8

Docker images:

• docker pull registry.cn-hangzhou.aliyuncs.com/onlinejudge/judge_server

Three environment variables below must be set manually in docker-compose.yml

• SERVICE_URL
• BACKEND_URL
• TOKEN

judge_server will send heartbeat request to backend_url every five seconds.

service_url is used to tell server to send task to this url(judge_server).

Heartbeat request

• Method: POST
• X-JUDGE-SERVER-TOKEN: sha256(token).hex
• Content-Type: application/json

Request data

 {
    "judger_version": "2.0.1",
    "hostname": "c45acd557074",
    "running_task_number": 2,
    "cpu_core": 1,
    "memory": 30.3,
    "action": "heartbeat",
    "cpu": 0,
    "service_url": null or "http://1.2.3.4:8005"
}

If everything is OK, you should give a JSON response as follows

{
    "data": "success",
    "error": null
}