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feat: initial recursive archive cataloging impl
Signed-off-by: Keith Zantow <keith.zantow@anchore.com>
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@@ -8,9 +8,9 @@ import (
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const perFileReadLimit = 2 * GB
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// safeCopy limits the copy from the reader. This is useful when extracting files from archives to
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// SafeCopy limits the copy from the reader. This is useful when extracting files from archives to
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// protect against decompression bomb attacks.
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func safeCopy(writer io.Writer, reader io.Reader) error {
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func SafeCopy(writer io.Writer, reader io.Reader) error {
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numBytes, err := io.Copy(writer, io.LimitReader(reader, perFileReadLimit))
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if numBytes >= perFileReadLimit {
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return fmt.Errorf("zip read limit hit (potential decompression bomb attack)")
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