internal void GarbageCollect(DateTime timestamp)
{
DirectoryInfo garbageDir = new DirectoryInfo(Path.Combine(_Dir.FullName, GARBAGE_SUBDIR));
if (!garbageDir.Exists)
{
garbageDir.Create();
}
var allInventoryHashes =
from i in Inventory.GetInventoriesNewestFirst(_Dir, _Configuration)
from f in i.Folder.AllFiles
select f.Sha256;
HashSet <string> invHashes = new HashSet <string>(allInventoryHashes);
var shasStorage = (from x in _Manifest.ManifestObjects
select new { Sha = x.Sha256source, Partition = x.Partition })
.ToArray();
var garbage = shasStorage.Where(x => !invHashes.Contains(x.Sha)).ToList();
Program.log.InfoFormat("{0} files are garbage", garbage.Count);
foreach (var g in garbage)
{
Program.log.Info(" " + g.Sha + " p" + g.Partition);
FileInfo fi = new FileInfo(GetStorageTarget(g.Sha, _PartitionManager.GetDirByNumber(g.Partition)));
if (!fi.Exists)
{
throw new Exception();
}
string target = Path.Combine(garbageDir.FullName, fi.Name);
File.Move(fi.FullName, target);
_Manifest.Garbage(g.Sha, timestamp);
}
Program.log.Info("deleting empty directories");
foreach (DirectoryInfo dir in _PartitionManager.AllDirectories)
{
DirectoryInfo[] di = dir.GetDirectories("*", SearchOption.AllDirectories);
foreach (var d in di)
{
bool empty = !d.EnumerateFiles().Any() && !d.EnumerateDirectories().Any();
if (empty)
{
Program.log.Info(" " + d.FullName);
d.Delete();
}
}
}
}
private static IList <FileJob> GetRestoreJobs(IEnumerable <IFile> files, Manifest manifest, PartitionManager partitionManager, DirectoryInfo diTarget, string password, string salt)
{
IList <IFile> fs = files.ToList();
Program.log.Info("restore files total: " + fs.Count());
IList <FileJob> copyJobs = fs.Select(x => FileJob.GetRestoreJob(x, partitionManager.GetDirByNumber(manifest.GetPartition(x.Sha256)), diTarget, password, salt)).ToList();
IList <FileJob> notExistingTargets = copyJobs.Where(x => !File.Exists(x.ToPath)).ToList();
Program.log.Info("not existing: " + notExistingTargets.Count());
return(notExistingTargets);
}
