mirror of
https://github.com/Rain-kl/OpenFlare.git
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ryan
46 lines
1.1 KiB
Go
46 lines
1.1 KiB
Go
/*
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Copyright 2025 linux.do
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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 upload
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import (
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"fmt"
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"strings"
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)
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const maxS3KeyLength = 1024
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// ValidateS3Key validates an S3 object key for safety.
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func ValidateS3Key(key string) error {
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if key == "" {
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return fmt.Errorf("s3 key must not be empty")
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}
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if len(key) > maxS3KeyLength {
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return fmt.Errorf("s3 key exceeds maximum length of %d", maxS3KeyLength)
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}
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if strings.HasPrefix(key, "/") {
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return fmt.Errorf("s3 key must not start with /")
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}
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if strings.Contains(key, "\x00") {
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return fmt.Errorf("s3 key must not contain null bytes")
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}
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return nil
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}
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