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Dispose backing streams and skip entries on extraction failure in TarExtractor and ZipExtractor #187

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Dispose backing streams and skip entries on extraction failure in TarExtractor and ZipExtractor #187

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07b2d37
Initial plan
Copilot Jan 28, 2026
b947061
Initial commit - planning changes to TarExtractor error handling
Copilot Jan 28, 2026
2b2a9c2
Fix TarExtractor to dispose backing stream and skip failed entries
Copilot Jan 28, 2026
ea4d2a1
Fix ZipExtractor to dispose backing stream and skip failed entries
Copilot Jan 28, 2026
90261d1
Use passthroughStream in ZipExtractor to reduce allocations
Copilot Feb 12, 2026
51e9532
Merge branch 'main' into copilot/fix-tar-extractor-fail-fast
gfs Feb 12, 2026
80f2f28
Update RecursiveExtractor/Extractors/ZipExtractor.cs
gfs Feb 14, 2026
bcc5cdb
Merge branch 'main' into copilot/fix-tar-extractor-fail-fast
gfs Feb 14, 2026
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4 changes: 4 additions & 0 deletions RecursiveExtractor/Extractors/TarExtractor.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -62,6 +62,8 @@ public async IAsyncEnumerable<FileEntry> ExtractAsync(FileEntry fileEntry, Extra
catch (Exception e)
{
Logger.Debug(Extractor.FAILED_PARSING_ERROR_MESSAGE_STRING, ArchiveFileType.TAR, fileEntry.FullPath, tarEntry.Key, e.GetType());
fs?.Dispose();
continue;
}
var name = tarEntry.Key?.Replace('/', Path.DirectorySeparatorChar);
if (string.IsNullOrEmpty(name))
Expand Down Expand Up @@ -135,6 +137,8 @@ public IEnumerable<FileEntry> Extract(FileEntry fileEntry, ExtractorOptions opti
catch (Exception e)
{
Logger.Debug(Extractor.FAILED_PARSING_ERROR_MESSAGE_STRING, ArchiveFileType.TAR, fileEntry.FullPath, tarEntry.Key, e.GetType());
fs?.Dispose();
continue;
}
var name = tarEntry.Key?.Replace('/', Path.DirectorySeparatorChar);
if (string.IsNullOrEmpty(name))
Expand Down
11 changes: 7 additions & 4 deletions RecursiveExtractor/Extractors/ZipExtractor.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -141,11 +141,12 @@ public async IAsyncEnumerable<FileEntry> ExtractAsync(FileEntry fileEntry, Extra
catch (Exception e)
{
Logger.Debug(Extractor.FAILED_PARSING_ERROR_MESSAGE_STRING, ArchiveFileType.ZIP, fileEntry.FullPath, zipEntry.Key, e.GetType());
target?.Dispose();
continue;
}

target ??= new MemoryStream();
var name = zipEntry.Key?.Replace('/', Path.DirectorySeparatorChar) ?? "";
var newFileEntry = new FileEntry(name, target, fileEntry, modifyTime: zipEntry.LastModifiedTime, memoryStreamCutoff: options.MemoryStreamCutoff);
var newFileEntry = new FileEntry(name, target, fileEntry, modifyTime: zipEntry.LastModifiedTime, memoryStreamCutoff: options.MemoryStreamCutoff, passthroughStream: true);

try
{
Expand Down Expand Up @@ -254,7 +255,7 @@ public IEnumerable<FileEntry> Extract(FileEntry fileEntry, ExtractorOptions opti

governor.CheckResourceGovernor(zipEntry.Size);

using var fs = StreamFactory.GenerateAppropriateBackingStream(options, zipEntry.Size);
var fs = StreamFactory.GenerateAppropriateBackingStream(options, zipEntry.Size);

try
{
Expand All @@ -264,10 +265,12 @@ public IEnumerable<FileEntry> Extract(FileEntry fileEntry, ExtractorOptions opti
catch (Exception e)
{
Logger.Debug(Extractor.FAILED_PARSING_ERROR_MESSAGE_STRING, ArchiveFileType.ZIP, fileEntry.FullPath, zipEntry.Key, e.GetType());
fs?.Dispose();
continue;
}

var name = zipEntry.Key?.Replace('/', Path.DirectorySeparatorChar) ?? "";
var newFileEntry = new FileEntry(name, fs, fileEntry, modifyTime: zipEntry.LastModifiedTime, memoryStreamCutoff: options.MemoryStreamCutoff);
var newFileEntry = new FileEntry(name, fs, fileEntry, passthroughStream: true, modifyTime: zipEntry.LastModifiedTime, memoryStreamCutoff: options.MemoryStreamCutoff);

try
{
Expand Down
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