private async Task <bool> DoDelete(FileEntryItem item, bool suppressCleanup)
{
if (m_options.Dryrun)
{
Logging.Log.WriteDryrunMessage(LOGTAG, "WouldDeleteRemoteFile", "Would delete remote file: {0}, size: {1}", item.RemoteFilename, Library.Utility.Utility.FormatSizeString(item.Size));
return(true);
}
await m_stats.SendEventAsync(BackendActionType.Delete, BackendEventType.Started, item.RemoteFilename, item.Size);
string result = null;
try
{
m_backend.Delete(item.RemoteFilename);
}
catch (Exception ex)
{
var isFileMissingException = ex is Library.Interface.FileMissingException || ex is System.IO.FileNotFoundException;
var wr = ex as System.Net.WebException == null ? null : (ex as System.Net.WebException).Response as System.Net.HttpWebResponse;
if (isFileMissingException || (wr != null && wr.StatusCode == System.Net.HttpStatusCode.NotFound))
{
Logging.Log.WriteWarningMessage(LOGTAG, "DeleteRemoteFileFailed", ex, LC.L("Delete operation failed for {0} with FileNotFound, listing contents", item.RemoteFilename));
bool success = false;
try
{
success = !m_backend.List().Select(x => x.Name).Contains(item.RemoteFilename);
}
catch
{
}
if (success)
{
Logging.Log.WriteInformationMessage(LOGTAG, "DeleteRemoteFileSuccess", LC.L("Listing indicates file {0} is deleted correctly", item.RemoteFilename));
return(true);
}
}
result = ex.ToString();
throw;
}
finally
{
await m_database.LogRemoteOperationAsync("delete", item.RemoteFilename, result);
}
await m_database.UpdateRemoteVolumeAsync(item.RemoteFilename, RemoteVolumeState.Deleted, -1, null, suppressCleanup, TimeSpan.FromHours(2));
await m_stats.SendEventAsync(BackendActionType.Delete, BackendEventType.Completed, item.RemoteFilename, item.Size);
return(true);
}
public static void TestBackend(IBackend b)
{
// Should be empty
//~ keys, err := b.List("")
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
//~ if len(keys) != 0 {
//~ t.Fatalf("bad: %v", keys)
//~ }
var keys = b.List("");
Assert.AreEqual(0, keys.Count());
// Delete should work if it does not exist
//~ err = b.Delete("foo")
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
b.Delete("foo");
// Get should fail
//~ out, err := b.Get("foo")
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
//~ if out != nil {
//~ t.Fatalf("bad: %v", out)
//~ }
var @out = b.Get("foo");
Assert.IsNull(@out);
// Make an entry
//~ e := &Entry{Key: "foo", Value: []byte("test")}
//~ err = b.Put(e)
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
var e = new Entry {
Key = "foo", Value = "test".ToUtf8Bytes()
};
b.Put(e);
// Get should work
//~ out, err = b.Get("foo")
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
//~ if !reflect.DeepEqual(out, e) {
//~ t.Fatalf("bad: %v expected: %v", out, e)
//~ }
@out = b.Get("foo");
Assert.IsNotNull(@out);
// List should not be empty
//~ keys, err = b.List("")
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
//~ if len(keys) != 1 {
//~ t.Fatalf("bad: %v", keys)
//~ }
//~ if keys[0] != "foo" {
//~ t.Fatalf("bad: %v", keys)
//~ }
keys = b.List("");
Assert.AreEqual(1, keys.Count());
Assert.AreEqual("foo", keys.ElementAt(0));
// Delete should work
//~ err = b.Delete("foo")
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
b.Delete("foo");
// Should be empty
//~ keys, err = b.List("")
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
//~ if len(keys) != 0 {
//~ t.Fatalf("bad: %v", keys)
//~ }
keys = b.List("");
Assert.AreEqual(0, keys.Count());
// Get should fail
//~ out, err = b.Get("foo")
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
//~ if out != nil {
//~ t.Fatalf("bad: %v", out)
//~ }
@out = b.Get("foo");
Assert.IsNull(@out);
// Multiple Puts should work; GH-189
//~ e = &Entry{Key: "foo", Value: []byte("test")}
//~ err = b.Put(e)
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
//~ e = &Entry{Key: "foo", Value: []byte("test")}
//~ err = b.Put(e)
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
e = new Entry {
Key = "foo", Value = "test".ToUtf8Bytes()
};
b.Put(e);
e = new Entry {
Key = "foo", Value = "test".ToUtf8Bytes()
};
b.Put(e);
// Make a nested entry
//~ e = &Entry{Key: "foo/bar", Value: []byte("baz")}
//~ err = b.Put(e)
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
e = new Entry {
Key = "foo/bar", Value = "baz".ToUtf8Bytes()
};
b.Put(e);
//~ keys, err = b.List("")
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
//~ if len(keys) != 2 {
//~ t.Fatalf("bad: %v", keys)
//~ }
//~ sort.Strings(keys)
//~ if keys[0] != "foo" || keys[1] != "foo/" {
//~ t.Fatalf("bad: %v", keys)
//~ }
keys = b.List("");
Assert.AreEqual(2, keys.Count());
keys = keys.OrderBy(x => x);
Assert.AreEqual("foo", keys.ElementAt(0));
Assert.AreEqual("foo/", keys.ElementAt(1));
// Delete with children should work
//~ err = b.Delete("foo")
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
b.Delete("foo");
// Get should return the child
//~ out, err = b.Get("foo/bar")
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
//~ if out == nil {
//~ t.Fatalf("missing child")
//~ }
@out = b.Get("foo/bar");
Assert.IsNotNull(@out);
// Removal of nested secret should not leave artifacts
//~ e = &Entry{Key: "foo/nested1/nested2/nested3", Value: []byte("baz")}
//~ err = b.Put(e)
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
e = new Entry {
Key = "foo/nested1/nested2/nested3", Value = "baz".ToUtf8Bytes()
};
b.Put(e);
//~ err = b.Delete("foo/nested1/nested2/nested3")
//~ if err != nil {
//~ t.Fatalf("failed to remove nested secret: %v", err)
//~ }
b.Delete("foo/nested1/nested2/nested3");
//~ keys, err = b.List("foo/")
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
keys = b.List("foo/");
//~ if len(keys) != 1 {
//~ t.Fatalf("there should be only one key left after deleting nested "+
//~ "secret: %v", keys)
//~ }
Assert.AreEqual(1, keys.Count());
//~ if keys[0] != "bar" {
//~ t.Fatalf("bad keys after deleting nested: %v", keys)
//~ }
Assert.AreEqual("bar", keys.ElementAt(0));
// Make a second nested entry to test prefix removal
//~ e = &Entry{Key: "foo/zip", Value: []byte("zap")}
//~ err = b.Put(e)
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
e = new Entry {
Key = "foo/zip", Value = "zap".ToUtf8Bytes()
};
b.Put(e);
// Delete should not remove the prefix
//~ err = b.Delete("foo/bar")
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
b.Delete("foo/bar");
//~ keys, err = b.List("")
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
//~ if len(keys) != 1 {
//~ t.Fatalf("bad: %v", keys)
//~ }
//~ if keys[0] != "foo/" {
//~ t.Fatalf("bad: %v", keys)
//~ }
keys = b.List("");
Assert.AreEqual(1, keys.Count());
Assert.AreEqual("foo/", keys.ElementAt(0));
// Delete should remove the prefix
//~ err = b.Delete("foo/zip")
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
b.Delete("foo/zip");
//~ keys, err = b.List("")
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
//~ if len(keys) != 0 {
//~ t.Fatalf("bad: %v", keys)
//~ }
keys = b.List("");
Assert.AreEqual(0, keys.Count());
}
public static void TestBackend_ListPrefix(IBackend b)
{
//~ e1 := &Entry{Key: "foo", Value: []byte("test")}
//~ e2 := &Entry{Key: "foo/bar", Value: []byte("test")}
//~ e3 := &Entry{Key: "foo/bar/baz", Value: []byte("test")}
var e1 = new Entry {
Key = "foo", Value = "test".ToUtf8Bytes()
};
var e2 = new Entry {
Key = "foo/bar", Value = "test".ToUtf8Bytes()
};
var e3 = new Entry {
Key = "foo/bar/baz", Value = "test".ToUtf8Bytes()
};
//~ defer func() {
//~ b.Delete("foo")
//~ b.Delete("foo/bar")
//~ b.Delete("foo/bar/baz")
//~ }()
using (var defer = new Util.Defer())
{
defer.Add(() =>
{
b.Delete("foo");
b.Delete("foo/bar");
b.Delete("foo/bar/baz");
});
//~ err := b.Put(e1)
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
//~ err = b.Put(e2)
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
//~ err = b.Put(e3)
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
b.Put(e1);
b.Put(e2);
b.Put(e3);
// Scan the root
//~ keys, err := b.List("")
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
//~ if len(keys) != 2 {
//~ t.Fatalf("bad: %v", keys)
//~ }
//~ sort.Strings(keys)
//~ if keys[0] != "foo" {
//~ t.Fatalf("bad: %v", keys)
//~ }
//~ if keys[1] != "foo/" {
//~ t.Fatalf("bad: %v", keys)
//~ }
var keys = b.List("");
Assert.AreEqual(2, keys.Count());
keys = keys.OrderBy(x => x);
Assert.AreEqual("foo", keys.ElementAt(0));
Assert.AreEqual("foo/", keys.ElementAt(1));
// Scan foo/
//~ keys, err = b.List("foo/")
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
//~ if len(keys) != 2 {
//~ t.Fatalf("bad: %v", keys)
//~ }
//~ sort.Strings(keys)
//~ if keys[0] != "bar" {
//~ t.Fatalf("bad: %v", keys)
//~ }
//~ if keys[1] != "bar/" {
//~ t.Fatalf("bad: %v", keys)
//~ }
keys = b.List("foo/");
Assert.AreEqual(2, keys.Count());
keys = keys.OrderBy(x => x);
Assert.AreEqual("bar", keys.ElementAt(0));
Assert.AreEqual("bar/", keys.ElementAt(1));
// Scan foo/bar/
//~ keys, err = b.List("foo/bar/")
//~ if err != nil {
//~ t.Fatalf("err: %v", err)
//~ }
//~ sort.Strings(keys)
//~ if len(keys) != 1 {
//~ t.Fatalf("bad: %v", keys)
//~ }
//~ if keys[0] != "baz" {
//~ t.Fatalf("bad: %v", keys)
//~ }
keys = b.List("foo/bar/");
keys = keys.OrderBy(x => x);
Assert.AreEqual(1, keys.Count());
Assert.AreEqual("baz", keys.ElementAt(0));
}
}