Load Balancer

Load balancing using Golang. source code

使用 Golang 实现的负载均衡。源码

Usage

import { LoadBalancer } from "@bfchain/load-balancer";

const lb = new LoadBalancer();
const res = await lb.start({
  scheme: "http",
  host: "0.0.0.0",
  port: 8888,
  servers: [
    {
      name: "Server A",
      scheme: "http",
      host: "127.0.0.1",
      port: 9800,
    },
    {
      name: "Server B",
      scheme: "http",
      host: "127.0.0.1",
      port: 9801,
    },
  ],
  // custom static route
  routes: [
    {
      mode: ":path",
      value: "/a/*",
      to: ["Server A"],
    },
    {
      mode: ":path",
      value: "/a/*",
      to: ["Server B"],
    },
  ],
});

Route Mode

• :path

  {
    "mode": ":path",
    "value": "/a/*",
    "to": ["Server A"]
  }

• :method

  {
    "mode": ":method",
    "value": "GET",
    "to": ["Server A"]
  }

• :header

  {
    "mode": ":header",
    "key": "Set-Cookie", // need CamelCase
    "value": "x=x",
    "to": ["Server A"]
  }

• :and

  {
    "mode": ":and",
    "left": {
      "mode": ":path",
      "value": "/a/*"
    },
    "right": {
      "mode": ":path",
      "value": "/a/*"
    },
    "to": ["Server A"]
  }

Run Load-Balancer without nodejs 独立运行程序

./load-balancer -config ./config.json