public unsafe override int GetAttr(ReadOnlySpan <byte> path, ref stat stat, FuseFileInfoRef fiRef)
{
try
{
if (verbosity > 10)
{
Console.WriteLine($"GetAttr {path.GetString()}");
}
int error = 0, level = 0;
var procs = ProcPath(path, ref error, ref level, mustExist: true);
if (error != 0)
{
return(-LibC.ENOENT);
}
var last = procs.Pop();
//Console.WriteLine($" getAttr - last {last.Item1.GetString()} error {last.Item3}");
if (last.Item2 == null)
{
return(-last.Item3);
}
//Console.WriteLine($" return: {last.Item2.Stat.st_mode.ModMask()}");
last.Item2.GetStat(ref stat);
var physFile = last.Item2.GetStatPhysical();
if (physFile != null)
{
var nstat = new stat();
var lc = LibC.lstat(RawDirs.ToBytePtr(physFile.ToArray()), &nstat);
if (lc < 0)
{
return(-LibC.errno);
}
// Real stat is kept in a physical backing file (mostly st_size)
// Not trying to keep this syned in the database yet
last.Item2.GetStat(ref stat, nstat);
}
//Console.WriteLine($"Length Stat={stat.st_size}");
return(0);
}
catch (Exception ex)
{
Console.WriteLine($"Error GetAttr: {ex.Message} {ex.StackTrace}");
return(-LibC.EIO);
}
}
public override int Chown(ReadOnlySpan <byte> path, uint uid, uint gid, FuseFileInfoRef fiRef, Guid fileGuid)
{
path = base.TransformPath(path);
if (debug)
{
Console.WriteLine($"NeoFS::Chown()");
}
var res = LibC.chown(toBp(path), uid, gid);
if (res < 0)
{
return(-LibC.errno);
}
return(0);
}
public override int Truncate(ReadOnlySpan <byte> path, ulong length, FuseFileInfoRef fiRef, Guid fileGuid)
{
path = base.TransformPath(path);
if (debug)
{
Console.WriteLine($"NeoFS::Truncate()");
}
var res = LibC.truncate(toBp(path), (long)length);
if (res < 0)
{
res = -LibC.errno;
}
return(res);
}
public override int Chown(ReadOnlySpan <byte> path, uint uid, uint gid, FuseFileInfoRef fiRef)
{
if (verbosity > 5)
{
Console.WriteLine($"Chown {path.GetString()}");
}
int error = 0, level = 0;
var procs = ProcPath(path, ref error, ref level);
if (error != 0)
{
return(-LibC.ENOENT);
}
return(0);
}
public override int GetAttr(ReadOnlySpan <byte> path, ref stat stat, FuseFileInfoRef fiRef)
{
if (path.SequenceEqual(RootPath))
{
stat.st_mode = S_IFDIR | 0b111_101_101; // rwxr-xr-x
stat.st_nlink = 2; // 2 + nr of subdirectories
return(0);
}
else if (path.SequenceEqual(_helloFilePath))
{
stat.st_mode = S_IFREG | 0b100_100_100; // r--r--r--
stat.st_nlink = 1;
stat.st_size = _helloFileContent.Length;
return(0);
}
else
{
return(-ENOENT);
}
}
public override int Truncate(ReadOnlySpan <byte> path, ulong length, FuseFileInfoRef fiRef)
{
if (verbosity > 5)
{
Console.WriteLine($"Truncate {path.GetString()} to {length}");
}
int error = 0, level = 0;
var procs = ProcPath(path, ref error, ref level, mustExist: true);
if (error != 0)
{
return(-LibC.ENOENT);
}
var fromProc = procs.Pop();
var fromRec = fromProc.Item2;
return(fromRec.Truncate(length)); // Ironically the object doesn't know it's path
}
public override int GetAttr(ReadOnlySpan <byte> path, ref stat stat, FuseFileInfoRef fiRef)
{
if (path.SequenceEqual(Encoding.UTF8.GetBytes("/GetAttr_file1")))
{
stat.st_atim = new DateTime(2000, 12, 1, 23, 13, 59, 200, DateTimeKind.Utc).ToTimespec();
stat.st_mtim = new DateTime(2001, 11, 2, 22, 12, 58, 199, DateTimeKind.Utc).ToTimespec();
stat.st_ctim = new DateTime(2002, 10, 3, 21, 11, 57, 198, DateTimeKind.Utc).ToTimespec();
stat.st_nlink = 10;
stat.st_uid = 13;
stat.st_gid = 15;
stat.st_size = 200;
stat.st_mode = S_IFREG | 0b100_010_001;
return(0);
}
else if (path.SequenceEqual(Encoding.UTF8.GetBytes("/GetAttr_dir1")))
{
stat.st_mode = S_IFDIR | 0b100_010_001;
return(0);
}
return(-ENOENT);
}
// Not sure this will get hit. We may need to return / itself
public override int GetAttr(ReadOnlySpan <byte> path, ref stat stat, FuseFileInfoRef fiRef, Guid fileGuid)
{
if (debug)
{
Console.WriteLine($"TopLevel::GetAttr({RawDirs.HR(path)})");
}
if (path.SequenceEqual(Encoding.ASCII.GetBytes("/").AsSpan()))
{
stat.st_nlink = 1;
stat.st_mode = LibC.S_IFDIR | (mode_t)0b111_110_110; // 444 protection for now
stat.st_uid = 10010; // aRec.Stat.uid;
stat.st_gid = 10010; // aRec.Stat.gid;
stat.st_size = 0;
var now = DateTimeOffset.Now.ToUnixTimeSeconds();
stat.st_ctim = new timespec
{
tv_sec = now,
tv_nsec = 0
};
stat.st_mtim = new timespec
{
tv_sec = now,
tv_nsec = 0
};
stat.st_atim = new timespec
{
tv_sec = now,
tv_nsec = 0
};
return(0);
}
return(-LibC.ENOSYS);
}
public override int ChMod(ReadOnlySpan <byte> path, mode_t mode, FuseFileInfoRef fiRef)
{
if (verbosity > 5)
{
Console.WriteLine($"ChMod {path.GetString()}");
}
int error = 0, level = 0;
var procs = ProcPath(path, ref error, ref level);
if (error != 0)
{
return(-LibC.ENOENT);
}
var ent = procs.Pop();
if (ent.Item2 == null)
{
return(-LibC.ENOENT);
}
var rec = ent.Item2;
if (rec.MaintLevel)
{
return(-LibC.EPERM);
}
var update = new UpdateDefinitionBuilder <NeoAssets.Mongo.NeoVirtFS>()
.Set(rec => rec.Stat.st_mode, (NeoMode_T)(uint)mode);
var result = NeoVirtFSCol.UpdateOne(Builders <NeoAssets.Mongo.NeoVirtFS> .Filter.Eq(x => x._id, rec._id), update);
return(0);
}
public override int UpdateTimestamps(ReadOnlySpan <byte> path, ref timespec atime, ref timespec mtime, FuseFileInfoRef fiRef)
{
if (verbosity > 5)
{
Console.WriteLine($"UpdateTimestamps {path.GetString()} atime={atime.ToDTO()} mtime={mtime.ToDTO()}");
}
int error = 0, level = 0;
var procs = ProcPath(path, ref error, ref level);
if (error != 0)
{
return(-LibC.ENOENT);
}
var ent = procs.Pop();
if (ent.Item2 == null)
{
return(-LibC.ENOENT);
}
var rec = ent.Item2;
var update = new UpdateDefinitionBuilder <NeoAssets.Mongo.NeoVirtFS>()
.Set(rec => rec.Stat.st_atim, atime.ToDTO())
.Set(rec => rec.Stat.st_mtim, mtime.ToDTO());
var result = NeoVirtFSCol.UpdateOne(Builders <NeoAssets.Mongo.NeoVirtFS> .Filter.Eq(x => x._id, rec._id), update);
return(0);
}
public override int GetAttr(ReadOnlySpan <byte> path, ref stat stat, FuseFileInfoRef fiRef)
{
Console.WriteLine("GetAttr -> " + Encoding.UTF8.GetString(path));
Console.WriteLine("GetAttr -> " + fiRef.IsNull);
//Console.WriteLine("GetAttr -> " + _openFiles.ContainsKey(fiRef.Value.fh));
if (path.SequenceEqual(RootPath))
{
stat.st_mode = S_IFDIR | 0b111_111_111;
stat.st_nlink = 2; // 2 + nr of subdirectories
return(0);
}
if (!fiRef.IsNull)
{
Console.WriteLine("GetAttr -> " + "fiRef not null");
stat.st_mode = S_IFREG | 0b111_111_111;
stat.st_size = 0;
stat.st_atim = DateTime.Now.ToTimespec();
stat.st_ctim = DateTime.Now.ToTimespec();
stat.st_mtim = DateTime.Now.ToTimespec();
stat.st_nlink = 1;
return(0);
}
string strPath = Encoding.UTF8.GetString(path);
if (strPath == "/stats")
{
Console.WriteLine("GetAttr -> " + "stats file");
stat.st_mode = S_IFREG | 0b111_111_111;
stat.st_size = GetStats().Length;
stat.st_atim = DateTime.Now.ToTimespec();
stat.st_ctim = DateTime.Now.ToTimespec();
stat.st_mtim = DateTime.Now.ToTimespec();
stat.st_nlink = 1;
return(0);
}
var ents = fs.GetExtendedEntities(FileSystemPath.Parse(strPath).ParentPath);
if (ents.Count == 0)
{
return(-ENOENT);
}
foreach (var e in ents)
{
//Console.WriteLine("fullname -> " + e.FullName);
if (e.FullName == Encoding.UTF8.GetString(path))
{
if (e.IsDirectory)
{
stat.st_mode = S_IFDIR | 0b111_111_111;
stat.st_atim = e.LastAccessTime.ToTimespec();
stat.st_ctim = e.CreationTime.ToTimespec();
stat.st_mtim = e.LastWriteTime.ToTimespec();
stat.st_nlink = 2;
return(0);
}
else
{
stat.st_mode = S_IFREG | 0b111_111_111;
stat.st_size = e.Size;
stat.st_atim = e.LastAccessTime.ToTimespec();
stat.st_ctim = e.CreationTime.ToTimespec();
stat.st_mtim = e.LastWriteTime.ToTimespec();
stat.st_nlink = 1;
return(0);
}
}
}
Console.WriteLine("GetAttr -> " + "-ENOENT");
return(-ENOENT);
}
public override int GetAttr(ReadOnlySpan <byte> path, ref stat stat, FuseFileInfoRef fiRef)
{
return(base.GetAttr(path, ref stat, fiRef));
}
public override int GetAttr(ReadOnlySpan <byte> path, ref stat stat, FuseFileInfoRef fiRef, Guid fileGuid)
{
try
{
path = base.TransformPath(path);
if (debug)
{
Console.WriteLine($"NeoFS::GetAttr({RawDirs.HR(path)})");
fixed(stat *st = &stat)
{
var lc = LibC.lstat(toBp(path), st);
if (lc < 0)
{
// Windows file explorer hits lot of files that don't exist
//Console.WriteLine($"Stat error: {lc} errno={LibC.errno} path={RawDirs.HR(path)}");
return(-LibC.errno);
}
}
// Intercept an asset - we must provide the asset's Attr, not the link of the baked file
if ((stat.st_mode & LibC.S_IFMT) == LibC.S_IFLNK)
{
if (debug)
{
Console.WriteLine($"Link Seen: Stat mode={stat.st_mode}, S_IFMT={LibC.S_IFMT}, link={LibC.S_IFLNK}");
}
ssize_t retl;
var buffer = new byte[1024];
fixed(byte *b = buffer)
{
retl = LibC.readlink(toBp(path), b, buffer.Length);
}
// Trying to do something like startswith for bytes that's fast
var link = MemoryExtensions.AsSpan(buffer, 0, assetTag.Length);
if (debug)
{
Console.WriteLine($"NeoFS::GetAttr Asset Detected - ({RawDirs.HR(path)}, {RawDirs.HR(link)}");
}
if (link.SequenceEqual(assetTag))
{
link = MemoryExtensions.AsSpan(buffer, 0, (int)retl);
if (debug)
{
Console.WriteLine($"Found ASSET {RawDirs.HR(link)}");
}
base.GetAssetAttr(path, link, ref stat, fileGuid);
return(0);
}
}
if (debug)
{
Console.WriteLine($"Stat Dump: size={stat.st_size}, mode={stat.st_mode}, mtim={stat.st_mtim}");
}
return(0);
}
catch (Exception ex)
{
Console.WriteLine($"GetAttr error: {ex.Message} {ex.StackTrace}");
return(-LibC.ENOENT);
}
}
public virtual int UpdateTimestamps(ReadOnlySpan <byte> path, ref timespec atime, ref timespec mtime, FuseFileInfoRef fiRef, Guid fileGuid) => - LibC.ENOSYS;
public virtual int Truncate(ReadOnlySpan <byte> path, ulong length, FuseFileInfoRef fiRef, Guid fileGuid) => - LibC.ENOSYS;
public virtual int GetAttr(ReadOnlySpan <byte> path, ref stat stat, FuseFileInfoRef fiRef, Guid fileGuid) => - LibC.ENOSYS;
public virtual int Chown(ReadOnlySpan <byte> path, uint uid, uint gid, FuseFileInfoRef fiRef, Guid fileGuid) => - LibC.ENOSYS;
public virtual int ChMod(ReadOnlySpan <byte> path, mode_t mode, FuseFileInfoRef fiRef, Guid fileGuid) => - LibC.ENOSYS;
public override int Chown(ReadOnlySpan <byte> path, uint uid, uint gid, FuseFileInfoRef fiRef)
{
Console.WriteLine("Chown -> " + Encoding.UTF8.GetString(path));
return(0);
}
public override int Chown(ReadOnlySpan <byte> path, uint uid, uint gid, FuseFileInfoRef fiRef)
{
return(base.Chown(path, uid, gid, fiRef));
}
public override int UpdateTimestamps(ReadOnlySpan <byte> path, ref timespec atime, ref timespec mtime, FuseFileInfoRef fiRef)
{
Console.WriteLine("UpdateTimestamps -> " + Encoding.UTF8.GetString(path));
return(0);
}
public override int Truncate(ReadOnlySpan <byte> path, ulong length, FuseFileInfoRef fiRef)
{
return(base.Truncate(path, length, fiRef));
}
public override int ChMod(ReadOnlySpan <byte> path, mode_t mode, FuseFileInfoRef fiRef)
{
Console.WriteLine("ChMod -> " + Encoding.UTF8.GetString(path));
return(0);
}
public override int ChMod(ReadOnlySpan <byte> path, mode_t mode, FuseFileInfoRef fiRef)
{
return(base.ChMod(path, mode, fiRef));
}
public override int UpdateTimestamps(ReadOnlySpan <byte> path, ref timespec atime, ref timespec mtime, FuseFileInfoRef fiRef, Guid fileGuid)
{
path = base.TransformPath(path);
if (debug)
{
Console.WriteLine($"NeoFS::UpdateTimestamps()");
}
timespec[] timeList = new timespec[2];
timeList[0].tv_sec = atime.tv_sec;
timeList[0].tv_nsec = atime.tv_nsec;
timeList[1].tv_sec = mtime.tv_sec;
timeList[1].tv_nsec = mtime.tv_nsec;
fixed(timespec *timeA = &timeList[0])
{
var res = LibC.utimensat(0, toBp(path), timeA, 0);
if (res < 0)
return(-LibC.errno); }
}
public override int UpdateTimestamps(ReadOnlySpan <byte> path, ref timespec atime, ref timespec mtime, FuseFileInfoRef fiRef)
{
return(base.UpdateTimestamps(path, ref atime, ref mtime, fiRef));
}
public override int GetAttr(ReadOnlySpan <byte> path, ref stat stat, FuseFileInfoRef fiRef)
{
stat.st_nlink = 1;
stat.st_mode = S_IFREG;
return(0);
}
