mirror of
https://github.com/gl-inet/glkvm-cloud.git
synced 2026-09-25 03:51:59 +00:00
Jianhui Zhao
25 lines
399 B
Go
25 lines
399 B
Go
package utils
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import (
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"crypto/md5"
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"crypto/rand"
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"encoding/binary"
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"encoding/hex"
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"io"
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"time"
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)
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// GenUniqueID generate a unique ID
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func GenUniqueID(extra string) string {
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buf := make([]byte, 20)
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binary.BigEndian.PutUint32(buf, uint32(time.Now().Unix()))
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io.ReadFull(rand.Reader, buf[4:])
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h := md5.New()
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h.Write(buf)
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h.Write([]byte(extra))
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return hex.EncodeToString(h.Sum(nil))
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}
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