396 lines
14 KiB
C#
396 lines
14 KiB
C#
// (c) Copyright Ascensio System SIA 2010-2022
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//
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// This program is a free software product.
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// You can redistribute it and/or modify it under the terms
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// of the GNU Affero General Public License (AGPL) version 3 as published by the Free Software
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// Foundation. In accordance with Section 7(a) of the GNU AGPL its Section 15 shall be amended
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// to the effect that Ascensio System SIA expressly excludes the warranty of non-infringement of
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// any third-party rights.
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//
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// This program is distributed WITHOUT ANY WARRANTY, without even the implied warranty
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// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For details, see
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// the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
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//
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// You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia, EU, LV-1021.
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//
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// The interactive user interfaces in modified source and object code versions of the Program must
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// display Appropriate Legal Notices, as required under Section 5 of the GNU AGPL version 3.
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//
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// Pursuant to Section 7(b) of the License you must retain the original Product logo when
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// distributing the program. Pursuant to Section 7(e) we decline to grant you any rights under
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// trademark law for use of our trademarks.
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//
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// All the Product's GUI elements, including illustrations and icon sets, as well as technical writing
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// content are licensed under the terms of the Creative Commons Attribution-ShareAlike 4.0
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// International. See the License terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
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namespace ASC.Core;
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[Scope]
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public class SecurityContext
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{
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private readonly ILogger<SecurityContext> _logger;
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private readonly DbLoginEventsManager _dbLoginEventsManager;
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public IAccount CurrentAccount => _authContext.CurrentAccount;
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public bool IsAuthenticated => _authContext.IsAuthenticated;
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private readonly UserManager _userManager;
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private readonly AuthManager _authentication;
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private readonly AuthContext _authContext;
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private readonly TenantManager _tenantManager;
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private readonly UserFormatter _userFormatter;
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private readonly CookieStorage _cookieStorage;
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private readonly TenantCookieSettingsHelper _tenantCookieSettingsHelper;
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private readonly IHttpContextAccessor _httpContextAccessor;
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public SecurityContext(
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UserManager userManager,
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AuthManager authentication,
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AuthContext authContext,
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TenantManager tenantManager,
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UserFormatter userFormatter,
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CookieStorage cookieStorage,
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TenantCookieSettingsHelper tenantCookieSettingsHelper,
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ILogger<SecurityContext> logger,
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DbLoginEventsManager dbLoginEventsManager
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)
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{
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_logger = logger;
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_dbLoginEventsManager = dbLoginEventsManager;
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_userManager = userManager;
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_authentication = authentication;
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_authContext = authContext;
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_tenantManager = tenantManager;
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_userFormatter = userFormatter;
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_cookieStorage = cookieStorage;
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_tenantCookieSettingsHelper = tenantCookieSettingsHelper;
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}
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public SecurityContext(
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IHttpContextAccessor httpContextAccessor,
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UserManager userManager,
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AuthManager authentication,
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AuthContext authContext,
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TenantManager tenantManager,
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UserFormatter userFormatter,
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CookieStorage cookieStorage,
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TenantCookieSettingsHelper tenantCookieSettingsHelper,
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ILogger<SecurityContext> logger,
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DbLoginEventsManager dbLoginEventsManager
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) : this(userManager, authentication, authContext, tenantManager, userFormatter, cookieStorage, tenantCookieSettingsHelper, logger, dbLoginEventsManager)
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{
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_httpContextAccessor = httpContextAccessor;
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}
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public string AuthenticateMe(string login, string passwordHash, Func<int> funcLoginEvent = null)
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{
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ArgumentNullException.ThrowIfNull(login);
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ArgumentNullException.ThrowIfNull(passwordHash);
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var tenantid = _tenantManager.GetCurrentTenant().Id;
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var u = _userManager.GetUsersByPasswordHash(tenantid, login, passwordHash);
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return AuthenticateMe(new UserAccount(u, tenantid, _userFormatter), funcLoginEvent);
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}
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public async Task<bool> AuthenticateMe(string cookie)
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{
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if (string.IsNullOrEmpty(cookie)) return false;
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if (!_cookieStorage.DecryptCookie(cookie, out var tenant, out var userid, out var indexTenant, out var expire, out var indexUser, out var loginEventId))
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{
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if (cookie.Equals("Bearer", StringComparison.InvariantCulture))
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{
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var ipFrom = string.Empty;
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var address = string.Empty;
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if (_httpContextAccessor?.HttpContext != null)
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{
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var request = _httpContextAccessor?.HttpContext.Request;
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ArgumentNullException.ThrowIfNull(request);
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ipFrom = "from " + _httpContextAccessor?.HttpContext.Connection.RemoteIpAddress;
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address = "for " + request.Url();
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}
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_logger.InformationEmptyBearer(ipFrom, address);
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}
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else
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{
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var ipFrom = string.Empty;
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var address = string.Empty;
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if (_httpContextAccessor?.HttpContext != null)
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{
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var request = _httpContextAccessor?.HttpContext.Request;
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ArgumentNullException.ThrowIfNull(request);
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address = "for " + request.Url();
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ipFrom = "from " + _httpContextAccessor?.HttpContext.Connection.RemoteIpAddress;
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}
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_logger.WarningCanNotDecrypt(cookie, ipFrom, address);
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}
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return false;
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}
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if (tenant != _tenantManager.GetCurrentTenant().Id)
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{
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return false;
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}
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var settingsTenant = _tenantCookieSettingsHelper.GetForTenant(tenant);
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if (indexTenant != settingsTenant.Index)
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{
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return false;
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}
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if (expire != DateTime.MaxValue && expire < DateTime.UtcNow)
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{
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return false;
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}
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try
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{
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var settingsUser = _tenantCookieSettingsHelper.GetForUser(userid);
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if (indexUser != settingsUser.Index)
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{
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return false;
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}
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var loginEventById = await _dbLoginEventsManager.GetById(loginEventId);
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if (loginEventById == null || !loginEventById.Active)
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{
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return false;
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}
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AuthenticateMeWithoutCookie(new UserAccount(new UserInfo { Id = userid }, tenant, _userFormatter));
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return true;
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}
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catch (InvalidCredentialException ice)
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{
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_logger.AuthenticateDebug(cookie, tenant, userid, ice);
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}
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catch (SecurityException se)
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{
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_logger.AuthenticateDebug(cookie, tenant, userid, se);
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}
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catch (Exception err)
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{
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_logger.AuthenticateError(cookie, tenant, userid, err);
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}
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return false;
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}
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public string AuthenticateMe(Guid userId, Func<int> funcLoginEvent = null, List<Claim> additionalClaims = null)
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{
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var account = _authentication.GetAccountByID(_tenantManager.GetCurrentTenant().Id, userId);
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return AuthenticateMe(account, funcLoginEvent, additionalClaims);
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}
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public string AuthenticateMe(IAccount account, Func<int> funcLoginEvent = null, List<Claim> additionalClaims = null)
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{
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AuthenticateMeWithoutCookie(account, additionalClaims);
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string cookie = null;
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if (account is IUserAccount)
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{
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var loginEventId = 0;
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if (funcLoginEvent != null)
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{
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loginEventId = funcLoginEvent();
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}
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cookie = _cookieStorage.EncryptCookie(_tenantManager.GetCurrentTenant().Id, account.ID, loginEventId);
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}
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return cookie;
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}
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public void AuthenticateMeWithoutCookie(IAccount account, List<Claim> additionalClaims = null)
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{
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if (account == null || account.Equals(Configuration.Constants.Guest))
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{
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throw new InvalidCredentialException("account");
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}
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var roles = new List<string> { Role.Everyone };
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if (account is ISystemAccount && account.ID == Configuration.Constants.CoreSystem.ID)
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{
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roles.Add(Role.System);
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}
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if (account is IUserAccount)
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{
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var tenant = _tenantManager.GetCurrentTenant();
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var u = _userManager.GetUsers(account.ID);
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if (u.Id == Users.Constants.LostUser.Id)
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{
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throw new InvalidCredentialException("Invalid username or password.");
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}
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if (u.Status != EmployeeStatus.Active)
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{
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throw new SecurityException("Account disabled.");
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}
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// for LDAP users only
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if (u.Sid != null)
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{
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if (!_tenantManager.GetTenantQuota(tenant.Id).Ldap)
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{
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throw new BillingException("Your tariff plan does not support this option.", "Ldap");
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}
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}
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if (_userManager.IsUserInGroup(u.Id, Users.Constants.GroupAdmin.ID))
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{
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roles.Add(Role.DocSpaceAdministrators);
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}
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roles.Add(Role.RoomAdministrators);
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account = new UserAccount(u, _tenantManager.GetCurrentTenant().Id, _userFormatter);
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}
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var claims = new List<Claim>
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{
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new Claim(ClaimTypes.Sid, account.ID.ToString()),
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new Claim(ClaimTypes.Name, account.Name)
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};
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claims.AddRange(roles.Select(r => new Claim(ClaimTypes.Role, r)));
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if (additionalClaims != null)
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{
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claims.AddRange(additionalClaims);
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}
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_authContext.Principal = new CustomClaimsPrincipal(new ClaimsIdentity(account, claims), account);
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}
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public void AuthenticateMeWithoutCookie(Guid userId, List<Claim> additionalClaims = null)
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{
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var account = _authentication.GetAccountByID(_tenantManager.GetCurrentTenant().Id, userId);
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AuthenticateMeWithoutCookie(account, additionalClaims);
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}
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public void Logout()
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{
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_authContext.Logout();
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}
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public void SetUserPasswordHash(Guid userID, string passwordHash)
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{
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var tenantid = _tenantManager.GetCurrentTenant().Id;
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var u = _userManager.GetUsersByPasswordHash(tenantid, userID.ToString(), passwordHash);
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if (!Equals(u, Users.Constants.LostUser))
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{
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throw new PasswordException("A new password must be used");
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}
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_authentication.SetUserPasswordHash(userID, passwordHash);
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}
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public class PasswordException : Exception
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{
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public PasswordException(string message) : base(message) { }
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}
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}
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[Scope]
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public class PermissionContext
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{
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public IPermissionResolver PermissionResolver { get; set; }
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private AuthContext AuthContext { get; }
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public PermissionContext(IPermissionResolver permissionResolver, AuthContext authContext)
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{
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PermissionResolver = permissionResolver;
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AuthContext = authContext;
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}
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public bool CheckPermissions(params IAction[] actions)
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{
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return PermissionResolver.Check(AuthContext.CurrentAccount, actions);
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}
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public bool CheckPermissions(ISecurityObject securityObject, params IAction[] actions)
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{
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return CheckPermissions(securityObject, null, actions);
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}
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public bool CheckPermissions(IAccount account, ISecurityObject securityObject, params IAction[] actions)
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{
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return PermissionResolver.Check(account, securityObject, null, actions);
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}
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public bool CheckPermissions(ISecurityObjectId objectId, ISecurityObjectProvider securityObjProvider, params IAction[] actions)
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{
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return PermissionResolver.Check(AuthContext.CurrentAccount, objectId, securityObjProvider, actions);
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}
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public void DemandPermissions(params IAction[] actions)
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{
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PermissionResolver.Demand(AuthContext.CurrentAccount, actions);
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}
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public void DemandPermissions(ISecurityObject securityObject, params IAction[] actions)
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{
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DemandPermissions(securityObject, null, actions);
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}
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public void DemandPermissions(ISecurityObjectId objectId, ISecurityObjectProvider securityObjProvider, params IAction[] actions)
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{
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PermissionResolver.Demand(AuthContext.CurrentAccount, objectId, securityObjProvider, actions);
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}
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}
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[Scope]
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public class AuthContext
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{
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private IHttpContextAccessor HttpContextAccessor { get; }
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public AuthContext()
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{
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}
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public AuthContext(IHttpContextAccessor httpContextAccessor)
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{
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HttpContextAccessor = httpContextAccessor;
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}
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public IAccount CurrentAccount => Principal?.Identity is IAccount ? (IAccount)Principal.Identity : Configuration.Constants.Guest;
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public bool IsAuthenticated => CurrentAccount.IsAuthenticated;
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public void Logout()
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{
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Principal = null;
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}
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internal ClaimsPrincipal Principal
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{
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get => Thread.CurrentPrincipal as ClaimsPrincipal ?? HttpContextAccessor?.HttpContext?.User;
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set
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{
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Thread.CurrentPrincipal = value;
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if (HttpContextAccessor?.HttpContext != null)
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{
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HttpContextAccessor.HttpContext.User = value;
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}
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}
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}
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}
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