246 lines
8.8 KiB
C#
246 lines
8.8 KiB
C#
// (c) Copyright Ascensio System SIA 2010-2022
|
|
//
|
|
// This program is a free software product.
|
|
// You can redistribute it and/or modify it under the terms
|
|
// of the GNU Affero General Public License (AGPL) version 3 as published by the Free Software
|
|
// Foundation. In accordance with Section 7(a) of the GNU AGPL its Section 15 shall be amended
|
|
// to the effect that Ascensio System SIA expressly excludes the warranty of non-infringement of
|
|
// any third-party rights.
|
|
//
|
|
// This program is distributed WITHOUT ANY WARRANTY, without even the implied warranty
|
|
// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For details, see
|
|
// the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
|
|
//
|
|
// You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia, EU, LV-1021.
|
|
//
|
|
// The interactive user interfaces in modified source and object code versions of the Program must
|
|
// display Appropriate Legal Notices, as required under Section 5 of the GNU AGPL version 3.
|
|
//
|
|
// Pursuant to Section 7(b) of the License you must retain the original Product logo when
|
|
// distributing the program. Pursuant to Section 7(e) we decline to grant you any rights under
|
|
// trademark law for use of our trademarks.
|
|
//
|
|
// All the Product's GUI elements, including illustrations and icon sets, as well as technical writing
|
|
// content are licensed under the terms of the Creative Commons Attribution-ShareAlike 4.0
|
|
// International. See the License terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
|
|
|
|
namespace ASC.Data.Backup;
|
|
|
|
[Scope]
|
|
public class FileBackupProvider : IBackupProvider
|
|
{
|
|
public string Name => "Files";
|
|
|
|
private readonly IEnumerable<string> _allowedModules;
|
|
private readonly ILogger<FileBackupProvider> _logger;
|
|
private readonly StorageFactory _storageFactory;
|
|
private readonly StorageFactoryConfig _storageFactoryConfig;
|
|
|
|
public FileBackupProvider(ILogger<FileBackupProvider> logger, StorageFactory storageFactory, StorageFactoryConfig storageFactoryConfig)
|
|
{
|
|
_storageFactory = storageFactory;
|
|
_storageFactoryConfig = storageFactoryConfig;
|
|
_logger = logger;
|
|
}
|
|
|
|
public FileBackupProvider()
|
|
{
|
|
_allowedModules = new List<string>() { "forum", "photo", "bookmarking", "wiki", "files", "crm", "projects", "logo", "fckuploaders", "talk" };
|
|
}
|
|
|
|
public event EventHandler<ProgressChangedEventArgs> ProgressChanged;
|
|
|
|
public IEnumerable<XElement> GetElements(int tenant, string[] configs, IDataWriteOperator writer)
|
|
{
|
|
InvokeProgressChanged("Saving files...", 0);
|
|
|
|
var config = GetWebConfig(configs);
|
|
var files = ComposeFiles(tenant, config);
|
|
|
|
var elements = new List<XElement>();
|
|
var backupKeys = new List<string>();
|
|
|
|
var counter = 0;
|
|
var totalCount = (double)files.Count();
|
|
|
|
foreach (var file in files)
|
|
{
|
|
var backupPath = GetBackupPath(file);
|
|
if (!backupKeys.Contains(backupPath))
|
|
{
|
|
var storage = _storageFactory.GetStorage(config, tenant.ToString(), file.Module);
|
|
var errors = 0;
|
|
while (true)
|
|
{
|
|
try
|
|
{
|
|
using var stream = storage.GetReadStreamAsync(file.Domain, file.Path).Result;
|
|
writer.WriteEntry(backupPath, stream);
|
|
break;
|
|
}
|
|
catch (Exception error)
|
|
{
|
|
errors++;
|
|
if (20 < errors)
|
|
{
|
|
_logger.ErrorCanNotBackupFile(file.Path, error);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
elements.Add(file.ToXElement());
|
|
backupKeys.Add(backupPath);
|
|
_logger.DebugBackupFile(file.Path);
|
|
}
|
|
InvokeProgressChanged("Saving file " + file.Path, counter++ / totalCount * 100);
|
|
}
|
|
return elements;
|
|
}
|
|
|
|
public void LoadFrom(IEnumerable<XElement> elements, int tenant, string[] configs, IDataReadOperator dataOperator)
|
|
{
|
|
InvokeProgressChanged("Restoring files...", 0);
|
|
|
|
var config = GetWebConfig(configs);
|
|
var files = elements.Where(e => e.Name == "file");
|
|
double current = 0;
|
|
foreach (var file in files)
|
|
{
|
|
var backupInfo = new FileBackupInfo(file);
|
|
if (_allowedModules.Contains(backupInfo.Module))
|
|
{
|
|
using (var entry = dataOperator.GetEntry(GetBackupPath(backupInfo)))
|
|
{
|
|
var storage = _storageFactory.GetStorage(config, tenant.ToString(), backupInfo.Module, null);
|
|
try
|
|
{
|
|
storage.SaveAsync(backupInfo.Domain, backupInfo.Path, entry).Wait();
|
|
}
|
|
catch (Exception error)
|
|
{
|
|
_logger.ErrorCanNotRestoreFile(file, error);
|
|
}
|
|
}
|
|
InvokeProgressChanged("Restoring file " + backupInfo.Path, current++ / files.Count() * 100);
|
|
}
|
|
}
|
|
}
|
|
|
|
private IEnumerable<FileBackupInfo> ComposeFiles(int tenant, string config)
|
|
{
|
|
var files = new List<FileBackupInfo>();
|
|
foreach (var module in _storageFactoryConfig.GetModuleList(config))
|
|
{
|
|
if (_allowedModules.Contains(module))
|
|
{
|
|
var store = _storageFactory.GetStorage(config, tenant.ToString(), module);
|
|
var domainList = _storageFactoryConfig.GetDomainList(config, module);
|
|
|
|
foreach (var domain in domainList)
|
|
{
|
|
files.AddRange(store
|
|
.ListFilesRelativeAsync(domain, "\\", "*.*", true).ToArrayAsync().Result
|
|
.Select(x => new FileBackupInfo(domain, module, x)));
|
|
}
|
|
|
|
files.AddRange(store
|
|
.ListFilesRelativeAsync(string.Empty, "\\", "*.*", true).ToArrayAsync().Result
|
|
.Where(x => domainList.All(domain => x.IndexOf($"{domain}/") == -1))
|
|
.Select(x => new FileBackupInfo(string.Empty, module, x)));
|
|
}
|
|
}
|
|
|
|
return files.Distinct();
|
|
}
|
|
|
|
private string GetBackupPath(FileBackupInfo backupInfo)
|
|
{
|
|
return CrossPlatform.PathCombine(backupInfo.Module, CrossPlatform.PathCombine(backupInfo.Domain, backupInfo.Path.Replace('/', '\\')));
|
|
}
|
|
|
|
private string GetWebConfig(string[] configs)
|
|
{
|
|
return configs.Where(c => "Web.config".Equals(Path.GetFileName(c), StringComparison.InvariantCultureIgnoreCase)).SingleOrDefault();
|
|
}
|
|
|
|
private void InvokeProgressChanged(string status, double currentProgress)
|
|
{
|
|
try
|
|
{
|
|
ProgressChanged?.Invoke(this, new ProgressChangedEventArgs(status, (int)currentProgress));
|
|
}
|
|
catch (Exception error)
|
|
{
|
|
_logger.ErrorInvokeProgressChanged(error);
|
|
}
|
|
}
|
|
|
|
private class FileBackupInfo
|
|
{
|
|
public string Module { get; set; }
|
|
public string Domain { get; set; }
|
|
public string Path { get; set; }
|
|
public int Errors { get; set; }
|
|
|
|
public FileBackupInfo(string domain, string module, string path)
|
|
{
|
|
Domain = domain;
|
|
Module = module;
|
|
Path = path;
|
|
}
|
|
|
|
public FileBackupInfo(XElement element)
|
|
{
|
|
Domain = element.Attribute("domain").Value;
|
|
Module = element.Attribute("module").Value;
|
|
Path = element.Attribute("path").Value;
|
|
}
|
|
|
|
public XElement ToXElement()
|
|
{
|
|
return new XElement("file",
|
|
new XAttribute("module", Module),
|
|
new XAttribute("domain", Domain),
|
|
new XAttribute("path", Path)
|
|
);
|
|
}
|
|
|
|
public override bool Equals(object obj)
|
|
{
|
|
if (obj is null)
|
|
{
|
|
return false;
|
|
}
|
|
if (ReferenceEquals(this, obj))
|
|
{
|
|
return true;
|
|
}
|
|
if (obj.GetType() != typeof(FileBackupInfo))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
return Equals((FileBackupInfo)obj);
|
|
}
|
|
|
|
public bool Equals(FileBackupInfo other)
|
|
{
|
|
if (other is null)
|
|
{
|
|
return false;
|
|
}
|
|
if (ReferenceEquals(this, other))
|
|
{
|
|
return true;
|
|
}
|
|
|
|
return Equals(other.Module, Module) && Equals(other.Domain, Domain) && Equals(other.Path, Path);
|
|
}
|
|
|
|
public override int GetHashCode()
|
|
{
|
|
return HashCode.Combine(Module, Domain, Path);
|
|
}
|
|
}
|
|
}
|