public static bool TryStatFileAndUpdateIndex(ITracer tracer, string path, MemoryMappedViewAccessor indexView, long offset)
{
try
{
NativeStat.StatBuffer st = StatFile(path);
Index.IndexEntry indexEntry = new Index.IndexEntry(indexView, offset);
indexEntry.MtimeSeconds = (uint)st.MTimespec.Sec;
indexEntry.MtimeNanosecondFraction = (uint)st.MTimespec.Nsec;
indexEntry.CtimeSeconds = (uint)st.CTimespec.Sec;
indexEntry.CtimeNanosecondFraction = (uint)st.CTimespec.Nsec;
indexEntry.Size = (uint)st.Size;
indexEntry.Dev = (uint)st.Dev;
indexEntry.Ino = (uint)st.Ino;
indexEntry.Uid = st.UID;
indexEntry.Gid = st.GID;
return(true);
}
catch (Win32Exception e)
{
EventMetadata metadata = new EventMetadata();
metadata.Add("path", path);
metadata.Add("exception", e.ToString());
tracer.RelatedError(metadata, "Error stat-ing file.");
return(false);
}
}
private NativeStat.StatBuffer StatFile(string fileName)
{
NativeStat.StatBuffer statBuffer = new NativeStat.StatBuffer();
if (NativeStat.Stat(fileName, out statBuffer) != 0)
{
NativeMethods.ThrowLastWin32Exception($"Failed to stat {fileName}");
}
return(statBuffer);
}
private static NativeStat.StatBuffer StatFile(string fileName)
{
NativeStat.StatBuffer statBuffer = new NativeStat.StatBuffer();
if (NativeStat.Stat(fileName, out statBuffer) != 0)
{
throw new Win32Exception(Marshal.GetLastWin32Error(), $"Failed to stat {fileName}");
}
return(statBuffer);
}
public override bool IsSocket(string fileName)
{
NativeStat.StatBuffer statBuffer = this.StatFile(fileName);
return(NativeStat.IsSock(statBuffer.Mode));
}
public bool IsExecutable(string fileName)
{
NativeStat.StatBuffer statBuffer = this.StatFile(fileName);
return(NativeStat.IsExecutable(statBuffer.Mode));
}
