yao/network/ip.go at main · ramy-ahmed/yao

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package network

import (

"net"

"github.com/yaoapp/gou"

"github.com/yaoapp/kun/exception"

)

// IP 读取IP地址

func IP() map[string]string {

res := map[string]string{}

ifaces, err := net.Interfaces()

if err != nil {

exception.New("读取网卡失败 %s", 500, err.Error()).Throw()

}

for _, i := range ifaces {

addrs, err := i.Addrs()

if err != nil {

exception.New("读取IP地址失败 %s", 500, err.Error()).Throw()

}

// handle err

for _, addr := range addrs {

var ip net.IP

switch v := addr.(type) {

case *net.IPNet:

ip = v.IP

case *net.IPAddr:

ip = v.IP

}

res[i.Name] = ip.String()

}

return res

}

// ProcessIP xiang.network.IP IP地址

func ProcessIP(process *gou.Process) interface{} {

return IP()

}

// FreePort xiang.network.FreePort 获取可用端口

func FreePort() int {

addr, err := net.ResolveTCPAddr("tcp", ":0")

if err != nil {

exception.New("获取可用端口失败 %s", 500, err.Error()).Throw()

return 0

}

l, err := net.ListenTCP("tcp", addr)

if err != nil {

exception.New("获取可用端口失败 %s", 500, err.Error()).Throw()

return 0

}

defer l.Close()

return l.Addr().(*net.TCPAddr).Port

}

// ProcessFreePort xiang.network.FreePort 获取可用端口

func ProcessFreePort(process *gou.Process) interface{} {

return FreePort()

}

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