32 lines
622 B
Go
32 lines
622 B
Go
package script
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import (
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"bytes"
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"math/rand"
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"net"
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"time"
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)
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func GetIpAddress() string {
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addrs, _ := net.InterfaceAddrs()
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for _, value := range addrs {
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if ipnet, ok := value.(*net.IPNet); ok && !ipnet.IP.IsLoopback() {
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if ipnet.IP.To4() != nil {
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return ipnet.IP.String()
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}
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}
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}
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return ""
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}
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const char = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
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func RandChar(size int) string {
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source := rand.NewSource(time.Now().UnixNano()) // 产生随机种子
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var s bytes.Buffer
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for i := 0; i < size; i++ {
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s.WriteByte(char[source.Int63()%int64(len(char))])
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}
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return s.String()
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}
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