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https://github.com/mudler/LocalAI.git
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01205fd4c0
* Initial implementation of upload files api. * Move sanitize method to utils. * Save uploaded data to uploads folder. * Avoid loop if we do not have a purpose. * Minor cleanup of api and fix bug where deleting duplicate filename cause error. * Revert defer of saving config * Moved creation of directory to startup. * Make file names unique when storing on disk. * Add test for files api. * Update dependencies.
35 lines
924 B
Go
35 lines
924 B
Go
package utils
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import (
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"fmt"
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"path/filepath"
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"strings"
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)
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func inTrustedRoot(path string, trustedRoot string) error {
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for path != "/" {
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path = filepath.Dir(path)
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if path == trustedRoot {
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return nil
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}
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}
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return fmt.Errorf("path is outside of trusted root")
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}
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// VerifyPath verifies that path is based in basePath.
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func VerifyPath(path, basePath string) error {
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c := filepath.Clean(filepath.Join(basePath, path))
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return inTrustedRoot(c, filepath.Clean(basePath))
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}
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// SanitizeFileName sanitizes the given filename
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func SanitizeFileName(fileName string) string {
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// filepath.Clean to clean the path
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cleanName := filepath.Clean(fileName)
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// filepath.Base to ensure we only get the final element, not any directory path
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baseName := filepath.Base(cleanName)
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// Replace any remaining tricky characters that might have survived cleaning
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safeName := strings.ReplaceAll(baseName, "..", "")
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return safeName
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}
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