private Task <IFtpResponse> SendBlstDirectly()
{
var taskStates = _backgroundTransferWorker.GetStates();
if (taskStates.Count == 0)
{
return(Task.FromResult <IFtpResponse>(new FtpResponse(211, T("No background tasks"))));
}
return(Task.FromResult <IFtpResponse>(
new FtpResponseList(
211,
T("Active background tasks:"),
T("END"),
GetLines(taskStates))));
}
private async Task <FtpResponse> SendBlstDirectly(CancellationToken cancellationToken)
{
var taskStates = _backgroundTransferWorker.GetStates();
if (taskStates.Count == 0)
{
return(new FtpResponse(211, "No background tasks"));
}
await Connection.WriteAsync("211-Active background tasks:", cancellationToken).ConfigureAwait(false);
foreach (var line in GetLines(taskStates))
{
await Connection.WriteAsync($" {line}", cancellationToken).ConfigureAwait(false);
}
return(new FtpResponse(211, "END"));
}
/// <inheritdoc/>
public override async Task <IFtpResponse> Process(FtpCommand command, CancellationToken cancellationToken)
{
if (string.IsNullOrEmpty(command.Argument))
{
var taskStates = _backgroundTransferWorker.GetStates();
var statusMessage = new StringBuilder();
statusMessage.AppendFormat(
"Server functional, {0} open connections",
_server.Statistics.ActiveConnections);
if (taskStates.Count != 0)
{
statusMessage.AppendFormat(", {0} active background transfers", taskStates.Count);
}
return(new FtpResponse(211, statusMessage.ToString()));
}
var mask = command.Argument;
if (!mask.EndsWith("*"))
{
mask += "*";
}
var fsFeature = Connection.Features.Get <IFileSystemFeature>();
var globOptions = new GlobOptions();
globOptions.Evaluation.CaseInsensitive = fsFeature.FileSystem.FileSystemEntryComparer.Equals("a", "A");
var glob = Glob.Parse(mask, globOptions);
var formatter = new LongListFormatter();
var entries = await fsFeature.FileSystem.GetEntriesAsync(fsFeature.CurrentDirectory, cancellationToken)
.ConfigureAwait(false);
var lines = entries.Where(x => glob.IsMatch(x.Name))
.Select(x => formatter.Format(x, x.Name))
.ToList();
return(new FtpResponseList(
211,
$"STAT {command.Argument}",
"STAT",
lines));
}
/// <inheritdoc/>
public override async Task <FtpResponse> Process(FtpCommand command, CancellationToken cancellationToken)
{
if (string.IsNullOrEmpty(command.Argument))
{
var taskStates = _backgroundTransferWorker.GetStates();
var statusMessage = new StringBuilder();
statusMessage.AppendFormat("Server functional, {0} open connections", _server.Statistics.ActiveConnections);
if (taskStates.Count != 0)
{
statusMessage.AppendFormat(", {0} active background transfers", taskStates.Count);
}
return(new FtpResponse(211, statusMessage.ToString()));
}
var mask = command.Argument;
if (!mask.EndsWith("*"))
{
mask += "*";
}
var globOptions = new GlobOptions();
globOptions.Evaluation.CaseInsensitive = Data.FileSystem.FileSystemEntryComparer.Equals("a", "A");
var glob = Glob.Parse(mask, globOptions);
var formatter = new LongListFormatter();
await Connection.WriteAsync($"211-STAT {command.Argument}", cancellationToken).ConfigureAwait(false);
var entries = await Data.FileSystem.GetEntriesAsync(Data.CurrentDirectory, cancellationToken)
.ConfigureAwait(false);
foreach (var entry in entries.Where(x => glob.IsMatch(x.Name)))
{
var line = formatter.Format(entry, entry.Name);
Connection.Log?.LogDebug(line);
await Connection.WriteAsync($" {line}", cancellationToken).ConfigureAwait(false);
}
return(new FtpResponse(211, "STAT"));
}
/// <inheritdoc />
public IEnumerable <(string label, string value)> GetInfo()
{
var states = _backgroundTransferWorker.GetStates();
yield return("Background uploads", $"{states.Count}");
}