34 lines
1.1 KiB
Go
34 lines
1.1 KiB
Go
/*
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Copyright 2015 The Kubernetes Authors.
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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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// See k8s.io/apimachinery/pkg/util/rand/rand.go
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package state
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const (
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// We omit vowels from the set of available characters to reduce the chances
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// of "bad words" being formed.
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alphanums = "bcdfghjklmnpqrstvwxz2456789"
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)
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// SafeEncodeString encodes s using the same characters as rand.String. This reduces the chances of bad words and
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// ensures that strings generated from hash functions appear consistent throughout the API.
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func SafeEncodeString(s string) string {
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r := make([]byte, len(s))
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for i, b := range []rune(s) {
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r[i] = alphanums[(int(b) % len(alphanums))]
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}
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return string(r)
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}
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