46 lines
901 B
Go
46 lines
901 B
Go
// Package dispatch...
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//
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// Description : dispatch...
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//
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// Author : go_developer@163.com<张德满>
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//
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// Date : 2021-04-01 5:58 下午
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package dispatch
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import (
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"fmt"
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"math/rand"
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"github.com/go-developer/balance/define"
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)
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// NewRand ...
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//
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// Author : go_developer@163.com<张德满>
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//
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// Date : 6:51 下午 2021/4/1
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func NewRand() IDispatch {
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return &Rand{}
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}
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// Rand 随机选择
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//
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// Author : go_developer@163.com<张德满>
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//
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// Date : 6:01 下午 2021/4/1
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type Rand struct {
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}
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// Get 获取 host + 端口
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//
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// Author : go_developer@163.com<张德满>
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//
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// Date : 6:01 下午 2021/4/1
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func (r Rand) Get(nodeList []*define.SeverNode) (string, *define.Error) {
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if len(nodeList) == 0 {
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return "", define.NewError(define.ErrorTypeNodeListEmpty, "服务器可用节点为空")
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}
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node := nodeList[rand.Intn(len(nodeList))]
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return fmt.Sprintf("%s:%d", node.Host, node.Port), nil
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}
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