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MacOSX: set FUSE-T workaround max delay to 5 seconds. Make logic specific to FUSE-T volumes.

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This commit is contained in:
Mounir IDRASSI 2024-06-23 16:57:18 +02:00
parent a23da988d2
commit 01361e300f
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GPG Key ID: C2FF2438CD26E3B7
1 changed files with 12 additions and 6 deletions
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18
src/Core/Unix/CoreUnix.cpp
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@ -304,8 +304,13 @@ namespace VeraCrypt
shared_ptr <VolumeInfo> mountedVol;
// Introduce a retry mechanism with a timeout for control file access
int controlFileRetries = 5;
while (controlFileRetries-- > 0)
// This workaround is limited to FUSE-T mounted volume under macOS for
// which md.Device starts with "fuse-t:"
#ifdef VC_MACOSX_FUSET
bool isFuseT = wstring(mf.Device).find(L"fuse-t:") == 0;
int controlFileRetries = 10; // 10 retries with 500ms sleep each, total 5 seconds
while (!mountedVol && (controlFileRetries-- > 0))
#endif
{
try
{
@ -314,22 +319,23 @@ namespace VeraCrypt
shared_ptr <Stream> controlFileStream (new FileStream (controlFile));
mountedVol = Serializable::DeserializeNew <VolumeInfo> (controlFileStream);
break; // Control file opened successfully
}
catch (const std::exception& e)
{
#ifdef VC_MACOSX_FUSET
// if exception starts with "VeraCrypt::Serializer::ValidateName", then
// serialization is not ready yet and we need to wait before retrying
// this happens when FUSE-T is used under macOS and if it is the first time
// the volume is mounted
if (string (e.what()).find ("VeraCrypt::Serializer::ValidateName") != string::npos)
if (isFuseT && string (e.what()).find ("VeraCrypt::Serializer::ValidateName") != string::npos)
{
Thread::Sleep(250); // Wait before retrying
Thread::Sleep(500); // Wait before retrying
}
else
{
break; // Control file not found
break; // Control file not found or other error
}
#endif
}
}