public ZfsSnapshots()
: this(Zfs.ListSnapshots())
{
}
public static string Delete(SnapInfo snapshot)
{
return(Zfs.DestroySnapshot(snapshot.Name));
}
public static string Snapshot(string filesystem)
{
return(Zfs.Snapshot(string.Format("{0}@{1}", filesystem, DateTime.Now.ToString("yyyy-MM-dd"))));
}
static void DoBackups(IEnumerable <BackupOptions> volumes, string mountPoint)
{
#if GPG
string pass1 = null, pass2 = null;
do
{
if (pass1 != pass2)
{
Console.WriteLine("Passwords do not match.");
}
pass1 = ReadPassphrase("GPG passphrase");
pass2 = ReadPassphrase("again");
}while (pass1 != pass2);
#endif
foreach (BackupOptions vol in volumes)
{
if (vol.SnapshotDate == null)
{
continue;
}
Console.WriteLine(new string('#', 79));
Console.WriteLine(vol.Filesystem);
if (vol.IncrementalStartDate == null)
{
Console.Write("Full Backup ");
}
else
{
Console.Write("{0} - ", vol.IncrementalStartDate);
}
Console.WriteLine(vol.SnapshotDate);
Console.WriteLine();
#if GPG
var mkfifo = new ProcessStartInfo();
mkfifo.FileName = "mkfifo";
mkfifo.Arguments = "z.fifo";
Process.Start(mkfifo);
var tasks = new Task[2];
tasks[0] = Task.Run(() => {
Zfs.Send(
string.Format("{0}@{1}", vol.Filesystem, vol.SnapshotDate),
Path.Combine(mountPoint, string.Format("{0}@{1}.zfs.bz2.gpg", vol.Filename, vol.SnapshotDate)),
(vol.IncrementalStartDate == null) ? null : string.Format("{0}@{1}", vol.Filesystem, vol.IncrementalStartDate),
"pbzip2 | gpg --symmetric --output - --passphrase-file z.fifo --batch");
});
// HACK! This shouldn't be needed! :(
Thread.Sleep(100);
tasks[1] = Task.Run(() => {
using (var fifo = File.Open("z.fifo", FileMode.Open))
{
var enc = new UnicodeEncoding();
byte[] bytes = enc.GetBytes(pass1);
fifo.Write(bytes, 0, bytes.Length);
fifo.Flush(true);
}
});
Task.WaitAll(tasks);
var rm = new ProcessStartInfo();
rm.FileName = "rm";
rm.Arguments = "z.fifo";
Process.Start(rm);
#else
Zfs.Send(
string.Format("{0}@{1}", vol.Filesystem, vol.SnapshotDate),
Path.Combine(mountPoint, string.Format("{0}@{1}.zfs.bz2", vol.Filename, vol.SnapshotDate)),
(vol.IncrementalStartDate == null) ? null : string.Format("{0}@{1}", vol.Filesystem, vol.IncrementalStartDate),
"pbzip2");
#endif
Console.WriteLine();
}
}
