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Fix JuicefsRuntime: escape customized string before constructing comm…
…ands (#3761) * add escapeBashStr Signed-off-by: xixi <hexilee@juicedata.io> * avoid bash -c in operations Signed-off-by: xixi <hexilee@juicedata.io> * fix GetUsedSpace and GetFileCount Signed-off-by: xixi <hexilee@juicedata.io> * move EscapeBashStr to pkg/utils/security Signed-off-by: xixi <hexilee@juicedata.io> * add left Signed-off-by: xixi <hexilee@juicedata.io> * resume GetFileCount Signed-off-by: xixi <hexilee@juicedata.io> * Escape value.Configs.Name Signed-off-by: trafalgarzzz <trafalgarz@outlook.com> * Fix unit tests Signed-off-by: trafalgarzzz <trafalgarz@outlook.com> * Upgrade juicefs helm chart version to 0.2.16 Signed-off-by: trafalgarzzz <trafalgarz@outlook.com> --------- Signed-off-by: xixi <hexilee@juicedata.io> Signed-off-by: trafalgarzzz <trafalgarz@outlook.com> Co-authored-by: xixi <hexilee@juicedata.io> Co-authored-by: trafalgarzzz <trafalgarz@outlook.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,63 @@ | ||
| /* | ||
| Copyright 2023 The Fluid Authors. | ||
| Licensed under the Apache License, Version 2.0 (the "License"); | ||
| you may not use this file except in compliance with the License. | ||
| You may obtain a copy of the License at | ||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| */ | ||
|
|
||
| package security | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "strings" | ||
| ) | ||
|
|
||
| // According to https://www.gnu.org/software/bash/manual/html_node/ANSI_002dC-Quoting.html#ANSI_002dC-Quoting | ||
| // a -> a | ||
| // a b -> a b | ||
| // $a -> $'$a' | ||
| // $'a' -> $'$\'$a'\' | ||
| func EscapeBashStr(s string) string { | ||
| if !containsOne(s, []rune{'$', '`', '&', ';', '>', '|', '(', ')'}) { | ||
| return s | ||
| } | ||
| s = strings.ReplaceAll(s, `\`, `\\`) | ||
| s = strings.ReplaceAll(s, `'`, `\'`) | ||
| if strings.Contains(s, `\\`) { | ||
| s = strings.ReplaceAll(s, `\\\\`, `\\`) | ||
| s = strings.ReplaceAll(s, `\\\'`, `\'`) | ||
| s = strings.ReplaceAll(s, `\\"`, `\"`) | ||
| s = strings.ReplaceAll(s, `\\a`, `\a`) | ||
| s = strings.ReplaceAll(s, `\\b`, `\b`) | ||
| s = strings.ReplaceAll(s, `\\e`, `\e`) | ||
| s = strings.ReplaceAll(s, `\\E`, `\E`) | ||
| s = strings.ReplaceAll(s, `\\n`, `\n`) | ||
| s = strings.ReplaceAll(s, `\\r`, `\r`) | ||
| s = strings.ReplaceAll(s, `\\t`, `\t`) | ||
| s = strings.ReplaceAll(s, `\\v`, `\v`) | ||
| s = strings.ReplaceAll(s, `\\?`, `\?`) | ||
| } | ||
| return fmt.Sprintf(`$'%s'`, s) | ||
| } | ||
|
|
||
| func containsOne(target string, chars []rune) bool { | ||
| charMap := make(map[rune]bool, len(chars)) | ||
| for _, c := range chars { | ||
| charMap[c] = true | ||
| } | ||
| for _, s := range target { | ||
| if charMap[s] { | ||
| return true | ||
| } | ||
| } | ||
| return false | ||
| } |
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