37 lines
681 B
Go
37 lines
681 B
Go
package Util
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import (
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"Mmx/Request"
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"fmt"
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"net"
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"time"
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)
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type checker struct{}
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var Checker checker
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func (checker) NetOk(url string) bool {
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if ip, err := net.LookupIP("www.msftconnecttest.com"); err != nil { //通过DNS确认是否在线
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return false
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} else if len(ip) == 0 || ip[0].String() != "13.107.4.52" {
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return false
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}
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{ //有些路由器有DNS缓存，故进行进一步确认
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body, err := Request.Get(url, map[string]string{
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"callback": "jQuery1635413",
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"_": fmt.Sprint(time.Now().UnixNano()),
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})
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ErrHandler(err)
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r, err := GetResult(body)
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if err != nil {
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ErrHandler(err)
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}
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if r != "ok" {
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return false
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}
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}
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return true
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}
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