mirror of
https://github.com/duplicati/duplicati.git
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676 lines
No EOL
28 KiB
C#
676 lines
No EOL
28 KiB
C#
// Copyright (C) 2025, The Duplicati Team
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// https://duplicati.com, hello@duplicati.com
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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using Duplicati.Library.Common.IO;
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using Duplicati.Library.Interface;
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using Duplicati.Library.Utility;
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using Duplicati.Library.Utility.Options;
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using System.Net;
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using System.Runtime.CompilerServices;
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namespace Duplicati.Library.Backend
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{
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public class WEBDAV : IStreamingBackend
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{
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/// <summary>
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/// The integrated authentication option name
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/// </summary>
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private const string INTEGRATED_AUTHENTICATION_OPTION = "integrated-authentication";
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/// <summary>
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/// The force digest authentication option name
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/// </summary>
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private const string FORCE_DIGEST_AUTHENTICATION_OPTION = "force-digest-authentication";
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/// <summary>
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/// The debug propfind file option name
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/// </summary>
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private const string DEBUG_PROPFIND_FILE_OPTION = "debug-propfind-file";
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/// <summary>
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/// The use extended propfind option name
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/// </summary>
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private const string USE_EXTENDED_PROPFIND_OPTION = "use-extended-propfind";
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/// <summary>
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/// The use legacy propfind parsing option name
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/// </summary>
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private const string USE_LEGACY_PROPFIND_PARSING_OPTION = "use-legacy-parsing";
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/// <summary>
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/// The credentials to use for the connection
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/// </summary>
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private readonly NetworkCredential? m_userInfo;
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/// <summary>
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/// The URL to connect to
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/// </summary>
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private readonly string m_url;
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/// <summary>
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/// The path to use for all operations
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/// </summary>
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private readonly string m_path;
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/// <summary>
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/// The sanitized URL to use for listing
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/// </summary>
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private readonly string m_sanitizedUrl;
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/// <summary>
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/// The reverse protocol URL to use for listing
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/// </summary>
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private readonly string m_reverseProtocolUrl;
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/// <summary>
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/// The raw URL to use for listing
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/// </summary>
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private readonly string m_rawurl;
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/// <summary>
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/// The raw URL with port to use for listing
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/// </summary>
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private readonly string m_rawurlPort;
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/// <summary>
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/// The DNS name used for the connection
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/// </summary>
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private readonly string m_dnsName;
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/// <summary>
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/// Flag to indicate if integrated authentication should be used
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/// </summary>
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private readonly bool m_useIntegratedAuthentication = false;
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/// <summary>
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/// Flag to indicate if digest authentication should be used
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/// </summary>
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private readonly bool m_forceDigestAuthentication = false;
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/// <summary>
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/// The timeouts to use for the operations
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/// </summary>
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private readonly TimeoutOptionsHelper.Timeouts m_timeouts;
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/// <summary>
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/// The options for the SSL certificate validation
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/// </summary>
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private readonly SslOptionsHelper.SslCertificateOptions m_certificateOptions;
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/// <summary>
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/// Flag indicating if the legacy PROPFIND parsing should be used
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/// </summary>
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private readonly bool m_useLegacyParsing;
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/// <summary>
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/// The base URI that represents the configured WebDAV root
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/// </summary>
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private readonly System.Uri m_baseUri;
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/// <summary>
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/// Known path prefixes used to interpret PROPFIND href responses
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/// </summary>
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private readonly List<string> m_propfindPathPrefixes;
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/// <summary>
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/// A list of files seen in the last List operation.
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/// It is used to detect a problem with IIS where a file is listed,
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/// but IIS responds 404 because the file mapping is incorrect.
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/// </summary>
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private HashSet<string>? m_filenamelist = null;
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// According to the WEBDAV standard, the "allprop" request should return all properties, however this seems to fail on some servers (box.net).
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// I've found this description: http://www.webdav.org/specs/rfc2518.html#METHOD_PROPFIND
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// "An empty PROPFIND request body MUST be treated as a request for the names and values of all properties."
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//
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private static readonly byte[] PROPFIND_BODY_EXT = System.Text.Encoding.UTF8.GetBytes("<?xml version=\"1.0\"?><D:propfind xmlns:D=\"DAV:\"><D:allprop/></D:propfind>");
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private static readonly byte[] PROPFIND_BODY_EMPTY = new byte[0];
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/// <summary>
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/// The HTTP client to use for all operations
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/// </summary>
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private HttpClient? m_httpClient = null;
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/// <summary>
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/// If set, the PROPFIND response will be written to this file for debugging purposes.
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/// </summary>
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private readonly string? m_debugPropfindFile;
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/// <summary>
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/// Flag to indicate if extended PROPFIND should be used.
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/// </summary>
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private readonly bool m_useExtendedPropfind;
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public WEBDAV()
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{
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m_url = string.Empty;
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m_path = string.Empty;
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m_sanitizedUrl = string.Empty;
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m_reverseProtocolUrl = string.Empty;
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m_rawurl = string.Empty;
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m_rawurlPort = string.Empty;
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m_dnsName = string.Empty;
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m_certificateOptions = null!;
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m_timeouts = null!;
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m_useLegacyParsing = false;
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m_baseUri = null!;
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m_propfindPathPrefixes = null!;
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}
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public WEBDAV(string url, Dictionary<string, string?> options)
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{
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var u = new Utility.Uri(url);
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u.RequireHost();
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m_dnsName = u.Host ?? "";
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var auth = AuthOptionsHelper.Parse(options, u);
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if (auth.HasUsername)
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{
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m_userInfo = new NetworkCredential() { Domain = "" };
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m_userInfo.UserName = auth.Username;
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if (auth.HasPassword)
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m_userInfo.Password = auth.Password;
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}
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m_certificateOptions = SslOptionsHelper.Parse(options);
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m_useIntegratedAuthentication = Utility.Utility.ParseBoolOption(options, INTEGRATED_AUTHENTICATION_OPTION);
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m_forceDigestAuthentication = Utility.Utility.ParseBoolOption(options, FORCE_DIGEST_AUTHENTICATION_OPTION);
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m_useExtendedPropfind = Utility.Utility.ParseBoolOption(options, USE_EXTENDED_PROPFIND_OPTION);
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m_useLegacyParsing = Utility.Utility.ParseBoolOption(options, USE_LEGACY_PROPFIND_PARSING_OPTION);
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m_debugPropfindFile = options.GetValueOrDefault(DEBUG_PROPFIND_FILE_OPTION);
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// Explicitly support setups with no username and password
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if (m_forceDigestAuthentication && m_userInfo == null)
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throw new UserInformationException(Strings.WEBDAV.UsernameRequired, "UsernameRequired");
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m_url = u.SetScheme(m_certificateOptions.UseSSL ? "https" : "http").SetCredentials(null, null).SetQuery(null).ToString();
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m_url = Util.AppendDirSeparator(m_url, "/");
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m_path = u.Path;
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if (!m_path.StartsWith("/", StringComparison.Ordinal))
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m_path = "/" + m_path;
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m_path = Util.AppendDirSeparator(m_path, "/");
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m_path = Utility.Uri.UrlDecode(m_path);
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m_rawurl = new Utility.Uri(m_certificateOptions.UseSSL ? "https" : "http", u.Host, m_path).ToString();
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int port = u.Port;
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if (port <= 0)
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port = m_certificateOptions.UseSSL ? 443 : 80;
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m_rawurlPort = new Utility.Uri(m_certificateOptions.UseSSL ? "https" : "http", u.Host, m_path, null, null, null, port).ToString();
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m_sanitizedUrl = new Utility.Uri(m_certificateOptions.UseSSL ? "https" : "http", u.Host, m_path).ToString();
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m_reverseProtocolUrl = new Utility.Uri(m_certificateOptions.UseSSL ? "http" : "https", u.Host, m_path).ToString();
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m_timeouts = TimeoutOptionsHelper.Parse(options);
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m_baseUri = new System.Uri(m_url, System.UriKind.Absolute);
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m_propfindPathPrefixes = BuildPropfindPrefixes();
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}
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private List<string> BuildPropfindPrefixes()
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{
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var prefixes = new HashSet<string>(StringComparer.Ordinal);
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AddPropfindPrefix(prefixes, "/");
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AddPropfindPrefix(prefixes, m_baseUri.AbsolutePath);
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AddPropfindPrefix(prefixes, m_path);
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AddPropfindPrefixFromUri(prefixes, m_url);
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AddPropfindPrefixFromUri(prefixes, m_rawurl);
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AddPropfindPrefixFromUri(prefixes, m_rawurlPort);
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AddPropfindPrefixFromUri(prefixes, m_sanitizedUrl);
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AddPropfindPrefixFromUri(prefixes, m_reverseProtocolUrl);
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var ordered = new List<string>(prefixes);
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ordered.Sort((left, right) => right.Length.CompareTo(left.Length));
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return ordered;
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}
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private static void AddPropfindPrefixFromUri(HashSet<string> prefixes, string? uri)
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{
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if (string.IsNullOrWhiteSpace(uri))
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return;
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if (System.Uri.TryCreate(uri, System.UriKind.Absolute, out var parsed))
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AddPropfindPrefix(prefixes, parsed.AbsolutePath);
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}
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private static void AddPropfindPrefix(HashSet<string> prefixes, string? path)
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{
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if (path == null)
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return;
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var normalized = Utility.Uri.UrlDecode(path.Replace("+", "%2B"));
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if (!normalized.StartsWith("/", StringComparison.Ordinal))
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normalized = "/" + normalized;
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if (!normalized.EndsWith("/", StringComparison.Ordinal))
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normalized += "/";
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prefixes.Add(normalized);
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}
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private string? ExtractNameFromPropfindHref(string hrefValue)
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{
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if (string.IsNullOrWhiteSpace(hrefValue))
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return null;
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var trimmed = hrefValue.Trim();
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if (!System.Uri.TryCreate(trimmed, System.UriKind.Absolute, out var hrefUri))
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{
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if (System.Uri.TryCreate(trimmed, System.UriKind.Relative, out var relativeUri))
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{
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hrefUri = new System.Uri(m_baseUri, relativeUri);
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}
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else
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{
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var decodedValue = Utility.Uri.UrlDecode(trimmed.Replace("+", "%2B"));
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return ExtractRelativeFromDecodedPath(decodedValue);
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}
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}
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var decodedPath = Utility.Uri.UrlDecode(hrefUri.AbsolutePath.Replace("+", "%2B"));
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var name = ExtractRelativeFromDecodedPath(decodedPath);
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if (!string.IsNullOrEmpty(name))
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return name;
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var decodedHref = Utility.Uri.UrlDecode(trimmed.Replace("+", "%2B"));
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return ExtractRelativeFromDecodedPath(decodedHref);
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}
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private string? ExtractRelativeFromDecodedPath(string decodedPath)
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{
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if (string.IsNullOrEmpty(decodedPath))
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return null;
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var comparisonPath = decodedPath.StartsWith("/", StringComparison.Ordinal)
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? decodedPath
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: "/" + decodedPath;
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foreach (var prefix in m_propfindPathPrefixes)
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{
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if (comparisonPath.Equals(prefix, StringComparison.Ordinal))
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return null;
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if (comparisonPath.StartsWith(prefix, StringComparison.Ordinal))
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{
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var remainder = comparisonPath.Substring(prefix.Length);
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return remainder.Length == 0 ? null : remainder;
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}
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var trimmedPrefix = prefix.EndsWith("/", StringComparison.Ordinal)
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? prefix.Substring(0, prefix.Length - 1)
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: prefix;
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if (trimmedPrefix.Length > 0)
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{
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if (comparisonPath.Equals(trimmedPrefix, StringComparison.Ordinal))
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return null;
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if (comparisonPath.StartsWith(trimmedPrefix + "/", StringComparison.Ordinal))
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{
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var remainder = comparisonPath.Substring(trimmedPrefix.Length + 1);
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return remainder.Length == 0 ? null : remainder;
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}
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}
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}
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if (comparisonPath.StartsWith("/", StringComparison.Ordinal))
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{
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var remainder = comparisonPath.Substring(1);
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return remainder.Length == 0 ? null : remainder;
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}
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return comparisonPath.Length == 0 ? null : comparisonPath;
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}
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private string? ExtractNameFromPropfindHrefLegacy(string hrefValue)
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{
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if (string.IsNullOrWhiteSpace(hrefValue))
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return null;
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string name = Utility.Uri.UrlDecode(hrefValue.Replace("+", "%2B"));
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string cmp_path;
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if (name.StartsWith(m_url, StringComparison.Ordinal))
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cmp_path = m_url;
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else if (name.StartsWith(m_rawurl, StringComparison.Ordinal))
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cmp_path = m_rawurl;
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else if (name.StartsWith(m_rawurlPort, StringComparison.Ordinal))
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cmp_path = m_rawurlPort;
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else if (name.StartsWith(m_path, StringComparison.Ordinal))
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cmp_path = m_path;
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else if (name.StartsWith("/" + m_path, StringComparison.Ordinal))
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cmp_path = "/" + m_path;
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else if (name.StartsWith(m_sanitizedUrl, StringComparison.Ordinal))
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cmp_path = m_sanitizedUrl;
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else if (name.StartsWith(m_reverseProtocolUrl, StringComparison.Ordinal))
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cmp_path = m_reverseProtocolUrl;
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else
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return null;
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if (name.Length <= cmp_path.Length)
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return null;
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return name.Substring(cmp_path.Length);
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}
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/// <summary>
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/// Gets the HTTP client to use for all operations
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/// </summary>
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/// <returns>The HTTP client to use</returns>
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private HttpClient GetHttpClient()
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{
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if (m_httpClient == null)
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{
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var httpHandler = m_certificateOptions.CreateHandler();
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if (m_useIntegratedAuthentication)
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{
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httpHandler.UseDefaultCredentials = true;
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}
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else if (m_forceDigestAuthentication)
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{
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httpHandler.Credentials = new CredentialCache
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{
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{ new System.Uri(m_url), "Digest", m_userInfo! }
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};
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}
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m_httpClient = HttpClientHelper.CreateClient(httpHandler);
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m_httpClient.Timeout = Timeout.InfiniteTimeSpan;
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if (!m_useIntegratedAuthentication && !m_forceDigestAuthentication && m_userInfo != null)
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{
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m_httpClient.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue(
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"Basic",
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Convert.ToBase64String(System.Text.Encoding.ASCII.GetBytes($"{m_userInfo.UserName}:{m_userInfo.Password}"))
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);
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}
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}
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return m_httpClient;
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}
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#region IBackend Members
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///<inheritdoc/>
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public string DisplayName => Strings.WEBDAV.DisplayName;
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///<inheritdoc/>
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public string ProtocolKey => "webdav";
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///<inheritdoc/>
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public async IAsyncEnumerable<IFileEntry> ListAsync([EnumeratorCancellation] CancellationToken cancelToken)
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{
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var body = m_useExtendedPropfind ? PROPFIND_BODY_EXT : PROPFIND_BODY_EMPTY;
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using var request = CreateRequest(string.Empty, new HttpMethod("PROPFIND"));
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request.Headers.Add("Depth", "1");
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request.Content = new StreamContent(new MemoryStream(body));
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request.Content.Headers.ContentLength = body.Length;
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var doc = new System.Xml.XmlDocument();
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try
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{
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using var response = await Utility.Utility.WithTimeout(m_timeouts.ListTimeout, cancelToken, ct =>
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GetHttpClient().SendAsync(request, HttpCompletionOption.ResponseContentRead, ct)
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).ConfigureAwait(false);
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response.EnsureSuccessStatusCode();
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using var sourceStream = await Utility.Utility.WithTimeout(m_timeouts.ShortTimeout, cancelToken, ct =>
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response.Content.ReadAsStreamAsync(ct)
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).ConfigureAwait(false);
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using var timeoutStream = sourceStream.ObserveReadTimeout(m_timeouts.ReadWriteTimeout, true);
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if (!string.IsNullOrWhiteSpace(m_debugPropfindFile))
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{
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// Write the response to a file for debugging purposes
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using (var debugStream = File.Create(m_debugPropfindFile))
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await timeoutStream.CopyToAsync(debugStream, cancelToken).ConfigureAwait(false);
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doc.Load(m_debugPropfindFile);
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}
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else
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{
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doc.Load(timeoutStream);
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}
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}
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catch (HttpRequestException wex)
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{
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if (wex.StatusCode == HttpStatusCode.NotFound || wex.StatusCode == HttpStatusCode.Conflict)
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throw new FolderMissingException(Strings.WEBDAV.MissingFolderError(m_path, wex.Message), wex);
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if (wex.StatusCode == HttpStatusCode.MethodNotAllowed)
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throw new UserInformationException(Strings.WEBDAV.MethodNotAllowedError((HttpStatusCode)wex.StatusCode), "WebdavMethodNotAllowed", wex);
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throw;
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}
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var nm = new System.Xml.XmlNamespaceManager(doc.NameTable);
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nm.AddNamespace("D", "DAV:");
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var lst = doc.SelectNodes("D:multistatus/D:response/D:href", nm);
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if (lst == null)
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{
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m_filenamelist = new();
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yield break;
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}
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var entries = new List<IFileEntry>();
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foreach (var n in lst.Cast<System.Xml.XmlNode>())
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{
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var name = m_useLegacyParsing
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? ExtractNameFromPropfindHrefLegacy(n.InnerText)
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: ExtractNameFromPropfindHref(n.InnerText) ?? ExtractNameFromPropfindHrefLegacy(n.InnerText);
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if (string.IsNullOrEmpty(name))
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continue;
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var size = -1L;
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var lastAccess = new DateTime();
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var lastModified = new DateTime();
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var isCollection = false;
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var stat = n.ParentNode?.SelectSingleNode("D:propstat/D:prop", nm);
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if (stat != null)
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{
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var s = stat.SelectSingleNode("D:getcontentlength", nm);
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if (s != null)
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size = long.Parse(s.InnerText);
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s = stat.SelectSingleNode("D:getlastmodified", nm);
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if (s != null)
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try
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{
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//Not important if this succeeds
|
|
lastAccess = lastModified = DateTime.Parse(s.InnerText, System.Globalization.CultureInfo.InvariantCulture);
|
|
}
|
|
catch { }
|
|
|
|
s = stat.SelectSingleNode("D:iscollection", nm);
|
|
if (s != null)
|
|
isCollection = s.InnerText.Trim() == "1";
|
|
else
|
|
isCollection = stat.SelectSingleNode("D:resourcetype/D:collection", nm) != null;
|
|
}
|
|
|
|
var fe = new FileEntry(name, size, lastAccess, lastModified)
|
|
{
|
|
IsFolder = isCollection
|
|
};
|
|
|
|
entries.Add(fe);
|
|
}
|
|
|
|
m_filenamelist = entries.Select(e => e.Name).ToHashSet(StringComparer.OrdinalIgnoreCase);
|
|
foreach (var entry in entries)
|
|
{
|
|
if (cancelToken.IsCancellationRequested)
|
|
yield break;
|
|
|
|
yield return entry;
|
|
}
|
|
}
|
|
|
|
///<inheritdoc/>
|
|
public async Task PutAsync(string remotename, string filename, CancellationToken cancelToken)
|
|
{
|
|
await using FileStream fs = File.OpenRead(filename);
|
|
await PutAsync(remotename, fs, cancelToken).ConfigureAwait(false);
|
|
}
|
|
|
|
///<inheritdoc/>
|
|
public async Task GetAsync(string remotename, string filename, CancellationToken cancelToken)
|
|
{
|
|
await using var fs = File.Create(filename);
|
|
await GetAsync(remotename, fs, cancelToken).ConfigureAwait(false);
|
|
}
|
|
|
|
///<inheritdoc/>
|
|
public async Task DeleteAsync(string remotename, CancellationToken cancelToken)
|
|
{
|
|
try
|
|
{
|
|
await Utility.Utility.WithTimeout(m_timeouts.ShortTimeout, cancelToken, async ct =>
|
|
{
|
|
using var request = CreateRequest(remotename);
|
|
request.Method = HttpMethod.Delete;
|
|
|
|
var response = await GetHttpClient().SendAsync(request, ct).ConfigureAwait(false);
|
|
|
|
response.EnsureSuccessStatusCode();
|
|
}).ConfigureAwait(false);
|
|
|
|
}
|
|
catch (HttpRequestException wex)
|
|
{
|
|
if (wex.StatusCode == HttpStatusCode.NotFound)
|
|
throw new FileMissingException(wex);
|
|
throw;
|
|
}
|
|
}
|
|
|
|
///<inheritdoc/>
|
|
public IList<ICommandLineArgument> SupportedCommands =>
|
|
[
|
|
.. AuthOptionsHelper.GetOptions(),
|
|
new CommandLineArgument(INTEGRATED_AUTHENTICATION_OPTION, CommandLineArgument.ArgumentType.Boolean, Strings.WEBDAV.DescriptionIntegratedAuthenticationShort, Strings.WEBDAV.DescriptionIntegratedAuthenticationLong),
|
|
new CommandLineArgument(FORCE_DIGEST_AUTHENTICATION_OPTION, CommandLineArgument.ArgumentType.Boolean, Strings.WEBDAV.DescriptionForceDigestShort, Strings.WEBDAV.DescriptionForceDigestLong),
|
|
new CommandLineArgument(DEBUG_PROPFIND_FILE_OPTION, CommandLineArgument.ArgumentType.Path, Strings.WEBDAV.DescriptionDebugPropfindShort, Strings.WEBDAV.DescriptionDebugPropfindLong),
|
|
new CommandLineArgument(USE_EXTENDED_PROPFIND_OPTION, CommandLineArgument.ArgumentType.Boolean, Strings.WEBDAV.DescriptionUseExtendedPropfindShort, Strings.WEBDAV.DescriptionUseExtendedPropfindLong),
|
|
new CommandLineArgument(USE_LEGACY_PROPFIND_PARSING_OPTION, CommandLineArgument.ArgumentType.Boolean, Strings.WEBDAV.DescriptionUseLegacyPropfindParsingShort, Strings.WEBDAV.DescriptionUseLegacyPropfindParsingLong, "false"),
|
|
.. SslOptionsHelper.GetOptions(),
|
|
.. TimeoutOptionsHelper.GetOptions()
|
|
];
|
|
|
|
///<inheritdoc/>
|
|
public string Description => Strings.WEBDAV.Description;
|
|
|
|
///<inheritdoc/>
|
|
public bool SupportsStreaming => true;
|
|
|
|
///<inheritdoc/>
|
|
public Task<string[]> GetDNSNamesAsync(CancellationToken cancelToken) => Task.FromResult(new[] { m_dnsName });
|
|
|
|
///<inheritdoc/>
|
|
public Task TestAsync(CancellationToken cancelToken)
|
|
=> this.TestReadWritePermissionsAsync(cancelToken);
|
|
|
|
///<inheritdoc/>
|
|
public async Task CreateFolderAsync(CancellationToken cancelToken)
|
|
{
|
|
await Utility.Utility.WithTimeout(m_timeouts.ShortTimeout, cancelToken, async ct =>
|
|
{
|
|
using var request = CreateRequest(string.Empty, new HttpMethod("MKCOL"));
|
|
using var response = await GetHttpClient().SendAsync(request, ct).ConfigureAwait(false);
|
|
response.EnsureSuccessStatusCode();
|
|
}).ConfigureAwait(false);
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region IDisposable Members
|
|
|
|
public void Dispose()
|
|
{
|
|
|
|
}
|
|
|
|
#endregion
|
|
|
|
private HttpRequestMessage CreateRequest(string remotename, HttpMethod? method = null)
|
|
{
|
|
var request = new HttpRequestMessage(HttpMethod.Get, $"{m_url}{Utility.Uri.UrlEncode(remotename).Replace("+", "%20")}");
|
|
request.Headers.Add(HttpRequestHeader.UserAgent.ToString(), "Duplicati WEBDAV Client v" + System.Reflection.Assembly.GetExecutingAssembly().GetName().Version);
|
|
|
|
request.Headers.ConnectionClose = !m_useIntegratedAuthentication; // ConnectionClose is incompatible with integrated authentication
|
|
|
|
if (method != null)
|
|
request.Method = method;
|
|
|
|
return request;
|
|
|
|
}
|
|
|
|
#region IStreamingBackend Members
|
|
|
|
///<inheritdoc/>
|
|
public async Task PutAsync(string remotename, Stream stream, CancellationToken cancelToken)
|
|
{
|
|
try
|
|
{
|
|
using var request = CreateRequest(remotename, HttpMethod.Put);
|
|
using var timeoutStream = stream.ObserveReadTimeout(m_timeouts.ReadWriteTimeout, false);
|
|
request.Content = new StreamContent(timeoutStream);
|
|
request.Content.Headers.ContentLength = stream.Length;
|
|
request.Content.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue("application/octet-stream");
|
|
request.Version = HttpVersion.Version11;
|
|
|
|
using var response = await GetHttpClient().SendAsync(request, HttpCompletionOption.ResponseHeadersRead, cancelToken).ConfigureAwait(false);
|
|
|
|
response.EnsureSuccessStatusCode();
|
|
}
|
|
catch (HttpRequestException wex)
|
|
{
|
|
if (wex.StatusCode == HttpStatusCode.Conflict || wex.StatusCode == HttpStatusCode.NotFound)
|
|
throw new FolderMissingException(Strings.WEBDAV.MissingFolderError(m_path, wex.Message), wex);
|
|
|
|
throw;
|
|
}
|
|
}
|
|
|
|
///<inheritdoc/>
|
|
public async Task GetAsync(string remotename, Stream stream, CancellationToken cancelToken)
|
|
{
|
|
try
|
|
{
|
|
using var request = CreateRequest(remotename, HttpMethod.Get);
|
|
using var timeoutStream = stream.ObserveWriteTimeout(m_timeouts.ReadWriteTimeout, false);
|
|
await GetHttpClient().DownloadFile(request, timeoutStream, null, cancelToken).ConfigureAwait(false);
|
|
}
|
|
catch (HttpRequestException wex)
|
|
{
|
|
if (wex.StatusCode == HttpStatusCode.Conflict)
|
|
throw new FolderMissingException(Strings.WEBDAV.MissingFolderError(m_path, wex.Message), wex);
|
|
|
|
if
|
|
(
|
|
wex.StatusCode == HttpStatusCode.NotFound
|
|
&&
|
|
m_filenamelist != null
|
|
&&
|
|
m_filenamelist.Contains(remotename)
|
|
)
|
|
throw new Exception(Strings.WEBDAV.SeenThenNotFoundError(m_path, remotename, Path.GetExtension(remotename), wex.Message), wex);
|
|
|
|
if (wex.StatusCode == HttpStatusCode.NotFound)
|
|
throw new FileMissingException(wex);
|
|
|
|
throw;
|
|
}
|
|
}
|
|
|
|
#endregion
|
|
}
|
|
} |