mirror of
https://github.com/gravitational/teleport.git
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Hugo Shaka
7e9ff5acc2
* Vendor event-forwarder plugin * fix tests + add Makefile + CI * lint * Fix broken test * use a separate go.mod * ignore event-handler in flaky tests + update go.mod * go mod tidy
42 lines
1.1 KiB
Go
42 lines
1.1 KiB
Go
/*
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Copyright 2015-2021 Gravitational, Inc.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package lib
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import (
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"crypto/rand"
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"math/big"
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)
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const (
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// randomStringLetters is the alphabet to generate random string from
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randomStringLetters = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-"
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)
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// RandomString returns random string of length n
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func RandomString(n int) (string, error) {
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ret := make([]byte, n)
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for i := 0; i < n; i++ {
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num, err := rand.Int(rand.Reader, big.NewInt(int64(len(randomStringLetters))))
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if err != nil {
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return "", err
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}
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ret[i] = randomStringLetters[num.Int64()]
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}
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return string(ret), nil
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}
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