mirror of https://github.com/portainer/portainer
37 lines
723 B
Go
37 lines
723 B
Go
package archive
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import (
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"archive/tar"
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"bytes"
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)
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// TarFileInBuffer will create a tar archive containing a single file named via fileName and using the content
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// specified in fileContent. Returns the archive as a byte array.
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func TarFileInBuffer(fileContent []byte, fileName string, mode int64) ([]byte, error) {
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var buffer bytes.Buffer
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tarWriter := tar.NewWriter(&buffer)
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header := &tar.Header{
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Name: fileName,
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Mode: mode,
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Size: int64(len(fileContent)),
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}
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err := tarWriter.WriteHeader(header)
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if err != nil {
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return nil, err
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}
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_, err = tarWriter.Write(fileContent)
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if err != nil {
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return nil, err
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}
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err = tarWriter.Close()
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if err != nil {
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return nil, err
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}
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return buffer.Bytes(), nil
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}
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