ef03b1e3df
Upgrade dependent version: github.com/open-policy-agent/opa v0.18.0 -> v0.45.0 Signed-off-by: hongzhouzi <hongzhouzi@kubesphere.io> Signed-off-by: hongzhouzi <hongzhouzi@kubesphere.io>
23 lines
532 B
Go
23 lines
532 B
Go
// Copyright 2017 The OPA Authors. All rights reserved.
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// Use of this source code is governed by an Apache2
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// license that can be found in the LICENSE file.
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package uuid
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import (
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"fmt"
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"io"
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)
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// New Create a version 4 random UUID
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func New(r io.Reader) (string, error) {
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bs := make([]byte, 16)
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n, err := io.ReadFull(r, bs)
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if n != len(bs) || err != nil {
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return "", err
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}
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bs[8] = bs[8]&^0xc0 | 0x80
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bs[6] = bs[6]&^0xf0 | 0x40
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return fmt.Sprintf("%x-%x-%x-%x-%x", bs[0:4], bs[4:6], bs[6:8], bs[8:10], bs[10:]), nil
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}
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