private async Task Collect(string path)
{
var files = Directory.GetFiles(path);
_logger.LogInformation("Path {path} has {length} files to process", path, files.Length);
foreach (var file in files)
{
_logger.LogInformation("Processing file: {file}.", file);
IELF elf = null;
try
{
if (!ELFReader.TryLoad(file, out elf))
{
_logger.LogWarning("Couldn't load': {file} with ELF reader.", file);
continue;
}
var hasBuildId = elf.TryGetSection(".note.gnu.build-id", out var buildId);
if (!hasBuildId)
{
_logger.LogWarning("No Debug Id in {file}", file);
continue;
}
var hasUnwindingInfo = elf.TryGetSection(".eh_frame", out _);
var hasDwarfDebugInfo = elf.TryGetSection(".debug_frame", out _);
if (!hasUnwindingInfo && !hasDwarfDebugInfo)
{
_logger.LogWarning("No unwind nor DWARF debug info in {file}", file);
continue;
}
await ProcessFile(file, hasUnwindingInfo, hasDwarfDebugInfo, buildId, elf);
}
catch (Exception e)
{
// You would expect TryLoad doesn't throw but that's not the case
_logger.LogError(e, "Failed processing file {file}.", file);
}
finally
{
elf?.Dispose();
}
}
}
protected static ISection?GetSection(IELF elf, string sectionName)
{
if (!elf.TryGetSection(sectionName, out ISection section))
{
return(null);
}
return(section);
}
public bool TryGetSection(string name, out ISection section)
{
return(_inner.TryGetSection(name, out section));
}
public bool TryGetSection(int index, out ISection section)
{
return(_inner.TryGetSection(index, out section));
}
