justWindy / cronsun

A Distributed, Fault-Tolerant Cron-Style Job System.

cronsun

cronsun is a distributed cron-style job system. It's similar with crontab on stand-alone *nix.

简体中文

Purpose

The goal of this project is to make it much easier to manage jobs on lots of machines and provides high availability. cronsun is different from Azkaban, Chronos, Airflow.

Features

• Easy manage jobs on multiple machines
• Managemant panel
• Mail service
• Multi-language support
• Simple authentication and accounts manager(default administrator email and password: [e-mail]/admin)

Architecture

                                                [web]
                                                  |
                                     --------------------------
           (add/del/update/exec jobs)|                        |(query job exec result)
                                   [etcd]                 [mongodb]
                                     |                        ^
                            --------------------              |
                            |        |         |              |
                         [node.1]  [node.2]  [node.n]         |
             (job exec fail)|        |         |              |
          [send mail]<-----------------------------------------(job exec result)

Security

cronsun support security with security.json config. When open=true， job command is only allow local files with special extension on the node.

{
    "open": true,
    "#users": "allowed execution users",
    "users": [
        "www", "db"
    ],
    "#ext": "allowed execution file extension",
    "ext": [
        ".cron.sh", ".cron.py"
    ]
}

Getting started

Setup / installation

Install from binary releases, download and unzip.

Or build from source, require go >= 1.7+

go get -u github.com/shunfei/cronsun
cd $GOPATH/src/github.com/shunfei/cronsun
sh build.sh

Run

1. Install MongoDB
2. Install etcd3
3. Modify config in conf dir
4. Start Node: ./cronnode -conf conf/base.json, start Web: ./cronweb -conf conf/base.json
5. Opne http://127.0.0.1:7079/ui/ with the browser

Screenshot

Brief:

Exec result:

Job:

Node:

Credits

cron is base on robfig/cron