public static async ValueTask <bool> ConnectAsync(this IFtpClient ftpClient, Uri uri, CancellationToken token = default)
{
if (uri == null)
{
throw new ArgumentNullException(nameof(uri));
}
var(hostName, address, port, encryptionLevel) = GetDetailsFromUri(uri);
if (address != null && await ftpClient.ConnectAsync(address, port, encryptionLevel, token))
{
return(true);
}
var hostAddresses = Dns.GetHostAddresses(hostName);
foreach (var hostAddress in hostAddresses)
{
if (await ftpClient.ConnectAsync(hostAddress, port, encryptionLevel, token))
{
return(true);
}
}
return(false);
}
public async Task SyncDirectory(SiteSetting site, string siteKey)
{
_logger.LogInformation($"Starting sync {siteKey}");
try
{
_client.Host = site.FtpServer;
_client.Credentials = new System.Net.NetworkCredential(site.UserName, site.Password);
await _client.ConnectAsync();
await _client.DownloadFolderRecursive(site.RootFolder[0], site.DestinationFolder);
_logger.LogInformation($"Finish sync {siteKey}");
}
catch (FtpException exc)
{
_logger.LogError(exc, $"Error processing site {siteKey}");
}
finally
{
if (_client.IsConnected)
{
await _client.DisconnectAsync();
}
}
}
private async Task _EnsureConnection()
{
if (_ftpClient.IsConnected)
{
return;
}
if (_options.AutoConnect)
{
await _ftpClient.AutoConnectAsync();
return;
}
_ftpClient.DataConnectionType = _options.DataConnectionType;
_ftpClient.EncryptionMode = _options.EncryptionMode;
_ftpClient.SslProtocols = _options.SslProtocol;
_ftpClient.RetryAttempts = _options.RetryAttempts;
_ftpClient.SocketPollInterval = _options.SocketPollInterval;
_ftpClient.ConnectTimeout = _options.Timeout;
_ftpClient.DataConnectionConnectTimeout = _options.Timeout;
_ftpClient.DataConnectionReadTimeout = _options.Timeout;
_ftpClient.ReadTimeout = _options.Timeout;
_ftpClient.ValidateAnyCertificate = true;
await _ftpClient.ConnectAsync();
}
public static ValueTask <bool> ConnectAsync(this IFtpClient ftpClient, CancellationToken token = default)
{
return(ftpClient.ConnectAsync(ftpClient.HostAddress, ftpClient.HostPort, ftpClient.EncryptionLevel, token));
}
/// <inheritdoc />
public Task InitializeAsync()
{
return(_client.ConnectAsync());
}
