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Fixes file collsion on supernode server #170

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Merged
j-rafique merged 1 commit into from
Sep 12, 2025
Merged

Fixes file collsion on supernode server #170

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14 changes: 7 additions & 7 deletions supernode/node/action/server/cascade/helper.go
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Original file line number Diff line number Diff line change
Expand Up @@ -10,15 +10,15 @@ import (
)

func initializeHasherAndTempFile() (*blake3.Hasher, *os.File, string, error) {
hasher := blake3.New(32, nil)
hasher := blake3.New(32, nil)

tempFilePath := filepath.Join(os.TempDir(), fmt.Sprintf("cascade-upload-%d.tmp", os.Getpid()))
tempFile, err := os.Create(tempFilePath)
if err != nil {
return nil, nil, "", fmt.Errorf("could not create temp file: %w", err)
}
// Create a unique temp file to avoid collisions across concurrent calls
tempFile, err := os.CreateTemp("", "cascade-upload-*")
if err != nil {
return nil, nil, "", fmt.Errorf("could not create temp file: %w", err)
}

return hasher, tempFile, tempFilePath, nil
return hasher, tempFile, tempFile.Name(), nil
}

func replaceTempDirWithTaskDir(taskID, tempFilePath string, tempFile *os.File) (targetPath string, err error) {
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