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https://github.com/TECHNOFAB11/zfs-localpv.git
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377b881653
More specifically, - introduce helper function to get maps with all keys set to lowercase, - introduce lookup helper based on such maps and - change lookups for CreateVolumeRequest()s and CreateVolume()s so that parameter keys are processed as lowercase irrespective of actual spelling. Signed-off-by: Christopher J. Ruwe <cjr@cruwe.de>
43 lines
1.5 KiB
Go
43 lines
1.5 KiB
Go
/*
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Copyright 2020 The OpenEBS 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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package helpers
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import (
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"strings"
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)
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// Coerce the map's keys to lower case, which only works when unicode char is in
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// ASCII subset. May overwrite key-value pairs on different permutations of key
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// case as in Key and key. DON'T force values to the lower case unconditionally,
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// because values for keys such as mountpoint or keylocation are case-sensitive.
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// Note that although keys such as 'comPREssion' are accepted and processed,
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// even if they are technically invalid, updates to rectify such typing will be
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// prohibited as a forbidden update.
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func GetCaseInsensitiveMap(dict *map[string]string) map[string]string {
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insensitiveDict := map[string]string{}
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for k, v := range *dict {
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insensitiveDict[strings.ToLower(k)] = v
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}
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return insensitiveDict
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}
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// special case of GetCaseInsensitiveMap looking up one key-value pair only
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func GetInsensitiveParameter(dict *map[string]string, key string) string {
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insensitiveDict := GetCaseInsensitiveMap(dict)
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return insensitiveDict[strings.ToLower(key)]
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}
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