using System; using System.Collections.Generic; using System.Net; using System.Reflection; using System.Text.RegularExpressions; using log4net; using Nini.Config; using OpenMetaverse; using OpenSim.Framework; using OpenSim.Framework.Capabilities; using OpenSim.Framework.Console; using OpenSim.Server.Base; using OpenSim.Services.Interfaces; using GridRegion = OpenSim.Services.Interfaces.GridRegion; namespace OpenSim.Services.LLLoginService { public class LLLoginService : ILoginService { private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); private static bool Initialized = false; private IUserAccountService m_UserAccountService; private IAuthenticationService m_AuthenticationService; private IInventoryService m_InventoryService; private IGridService m_GridService; private IPresenceService m_PresenceService; private ISimulationService m_LocalSimulationService; private ISimulationService m_RemoteSimulationService; private ILibraryService m_LibraryService; private IAvatarService m_AvatarService; private string m_DefaultRegionName; private string m_WelcomeMessage; private bool m_RequireInventory; private int m_MinLoginLevel; public LLLoginService(IConfigSource config, ISimulationService simService, ILibraryService libraryService) { IConfig serverConfig = config.Configs["LoginService"]; if (serverConfig == null) throw new Exception(String.Format("No section LoginService in config file")); string accountService = serverConfig.GetString("UserAccountService", String.Empty); string authService = serverConfig.GetString("AuthenticationService", String.Empty); string invService = serverConfig.GetString("InventoryService", String.Empty); string gridService = serverConfig.GetString("GridService", String.Empty); string presenceService = serverConfig.GetString("PresenceService", String.Empty); string libService = serverConfig.GetString("LibraryService", String.Empty); string avatarService = serverConfig.GetString("AvatarService", String.Empty); string simulationService = serverConfig.GetString("SimulationService", String.Empty); m_DefaultRegionName = serverConfig.GetString("DefaultRegion", String.Empty); m_WelcomeMessage = serverConfig.GetString("WelcomeMessage", "Welcome to OpenSim!"); m_RequireInventory = serverConfig.GetBoolean("RequireInventory", true); // These are required; the others aren't if (accountService == string.Empty || authService == string.Empty) throw new Exception("LoginService is missing service specifications"); Object[] args = new Object[] { config }; m_UserAccountService = ServerUtils.LoadPlugin(accountService, args); m_AuthenticationService = ServerUtils.LoadPlugin(authService, args); m_InventoryService = ServerUtils.LoadPlugin(invService, args); if (gridService != string.Empty) m_GridService = ServerUtils.LoadPlugin(gridService, args); if (presenceService != string.Empty) m_PresenceService = ServerUtils.LoadPlugin(presenceService, args); if (avatarService != string.Empty) m_AvatarService = ServerUtils.LoadPlugin(avatarService, args); if (simulationService != string.Empty) m_RemoteSimulationService = ServerUtils.LoadPlugin(simulationService, args); // // deal with the services given as argument // m_LocalSimulationService = simService; if (libraryService != null) { m_log.DebugFormat("[LLOGIN SERVICE]: Using LibraryService given as argument"); m_LibraryService = libraryService; } else if (libService != string.Empty) { m_log.DebugFormat("[LLOGIN SERVICE]: Using instantiated LibraryService"); m_LibraryService = ServerUtils.LoadPlugin(libService, args); } if (!Initialized) { Initialized = true; RegisterCommands(); } m_log.DebugFormat("[LLOGIN SERVICE]: Starting..."); } public LLLoginService(IConfigSource config) : this(config, null, null) { } public LoginResponse Login(string firstName, string lastName, string passwd, string startLocation, IPEndPoint clientIP) { bool success = false; UUID session = UUID.Random(); try { // // Get the account and check that it exists // UserAccount account = m_UserAccountService.GetUserAccount(UUID.Zero, firstName, lastName); if (account == null) { m_log.InfoFormat("[LLOGIN SERVICE]: Login failed, reason: user not found"); return LLFailedLoginResponse.UserProblem; } if (account.UserLevel < m_MinLoginLevel) { m_log.InfoFormat("[LLOGIN SERVICE]: Login failed, reason: login is blocked for user level {0}", account.UserLevel); return LLFailedLoginResponse.LoginBlockedProblem; } // // Authenticate this user // if (!passwd.StartsWith("$1$")) passwd = "$1$" + Util.Md5Hash(passwd); passwd = passwd.Remove(0, 3); //remove $1$ string token = m_AuthenticationService.Authenticate(account.PrincipalID, passwd, 30); UUID secureSession = UUID.Zero; if ((token == string.Empty) || (token != string.Empty && !UUID.TryParse(token, out secureSession))) { m_log.InfoFormat("[LLOGIN SERVICE]: Login failed, reason: authentication failed"); return LLFailedLoginResponse.UserProblem; } // // Get the user's inventory // if (m_RequireInventory && m_InventoryService == null) { m_log.WarnFormat("[LLOGIN SERVICE]: Login failed, reason: inventory service not set up"); return LLFailedLoginResponse.InventoryProblem; } List inventorySkel = m_InventoryService.GetInventorySkeleton(account.PrincipalID); if (m_RequireInventory && ((inventorySkel == null) || (inventorySkel != null && inventorySkel.Count == 0))) { m_log.InfoFormat("[LLOGIN SERVICE]: Login failed, reason: unable to retrieve user inventory"); return LLFailedLoginResponse.InventoryProblem; } // // Login the presence // PresenceInfo presence = null; GridRegion home = null; if (m_PresenceService != null) { success = m_PresenceService.LoginAgent(account.PrincipalID.ToString(), session, secureSession); if (!success) { m_log.InfoFormat("[LLOGIN SERVICE]: Login failed, reason: could not login presence"); return LLFailedLoginResponse.GridProblem; } // Get the updated presence info presence = m_PresenceService.GetAgent(session); // Get the home region if ((presence.HomeRegionID != UUID.Zero) && m_GridService != null) { home = m_GridService.GetRegionByUUID(account.ScopeID, presence.HomeRegionID); } } // // Find the destination region/grid // string where = string.Empty; Vector3 position = Vector3.Zero; Vector3 lookAt = Vector3.Zero; GridRegion destination = FindDestination(account, presence, session, startLocation, out where, out position, out lookAt); if (destination == null) { m_PresenceService.LogoutAgent(session, presence.Position, presence.LookAt); m_log.InfoFormat("[LLOGIN SERVICE]: Login failed, reason: destination not found"); return LLFailedLoginResponse.GridProblem; } // // Get the avatar // AvatarData avatar = null; if (m_AvatarService != null) { avatar = m_AvatarService.GetAvatar(account.PrincipalID); } // // Instantiate/get the simulation interface and launch an agent at the destination // ISimulationService simConnector = null; string reason = string.Empty; uint circuitCode = 0; AgentCircuitData aCircuit = null; Object[] args = new Object[] { destination }; // HG standalones have both a localSimulatonDll and a remoteSimulationDll // non-HG standalones have just a localSimulationDll // independent login servers have just a remoteSimulationDll if (!startLocation.Contains("@") && (m_LocalSimulationService != null)) simConnector = m_LocalSimulationService; else if (m_RemoteSimulationService != null) simConnector = m_RemoteSimulationService; if (simConnector != null) { circuitCode = (uint)Util.RandomClass.Next(); ; aCircuit = LaunchAgent(simConnector, destination, account, avatar, session, secureSession, circuitCode, position, out reason); } if (aCircuit == null) { // Try the fallback regions List fallbacks = m_GridService.GetFallbackRegions(account.ScopeID, destination.RegionLocX, destination.RegionLocY); if (fallbacks != null) { foreach (GridRegion r in fallbacks) { aCircuit = LaunchAgent(simConnector, r, account, avatar, session, secureSession, circuitCode, position, out reason); if (aCircuit != null) { where = "safe"; destination = r; break; } } } if (aCircuit == null) { // we tried... m_PresenceService.LogoutAgent(session, presence.Position, presence.LookAt); m_log.InfoFormat("[LLOGIN SERVICE]: Login failed, reason: {0}", reason); return LLFailedLoginResponse.AuthorizationProblem; } } // TODO: Get Friends list... // // Finally, fill out the response and return it // LLLoginResponse response = new LLLoginResponse(account, aCircuit, presence, destination, inventorySkel, m_LibraryService, where, startLocation, position, lookAt, m_WelcomeMessage, home, clientIP); return response; } catch (Exception e) { m_log.WarnFormat("[LLOGIN SERVICE]: Exception processing login for {0} {1}: {2}", firstName, lastName, e.StackTrace); if (m_PresenceService != null) m_PresenceService.LogoutAgent(session, new Vector3(128, 128, 0), new Vector3(0, 1, 0)); return LLFailedLoginResponse.InternalError; } } private GridRegion FindDestination(UserAccount account, PresenceInfo pinfo, UUID sessionID, string startLocation, out string where, out Vector3 position, out Vector3 lookAt) { m_log.DebugFormat("[LLOGIN SERVICE]: FindDestination for start location {0}", startLocation); where = "home"; position = new Vector3(128, 128, 0); lookAt = new Vector3(0, 1, 0); if (m_GridService == null) return null; if (startLocation.Equals("home")) { // logging into home region if (pinfo == null) return null; GridRegion region = null; if (pinfo.HomeRegionID.Equals(UUID.Zero)) { List defaults = m_GridService.GetDefaultRegions(account.ScopeID); if (defaults != null && defaults.Count > 0) { region = defaults[0]; where = "safe"; } else m_log.WarnFormat("[LLOGIN SERVICE]: User {0} {1} does not have a home set and this grid does not have default locations.", account.FirstName, account.LastName); } else region = m_GridService.GetRegionByUUID(account.ScopeID, pinfo.HomeRegionID); return region; } else if (startLocation.Equals("last")) { // logging into last visited region where = "last"; if (pinfo == null) return null; GridRegion region = null; if (pinfo.RegionID.Equals(UUID.Zero)) { List defaults = m_GridService.GetDefaultRegions(account.ScopeID); if (defaults != null && defaults.Count > 0) { region = defaults[0]; where = "safe"; } } else { region = m_GridService.GetRegionByUUID(account.ScopeID, pinfo.RegionID); position = pinfo.Position; lookAt = pinfo.LookAt; } return region; } else { // free uri form // e.g. New Moon&135&46 New Moon@osgrid.org:8002&153&34 where = "url"; Regex reURI = new Regex(@"^uri:(?[^&]+)&(?\d+)&(?\d+)&(?\d+)$"); Match uriMatch = reURI.Match(startLocation); if (uriMatch == null) { m_log.InfoFormat("[LLLOGIN SERVICE]: Got Custom Login URI {0}, but can't process it", startLocation); return null; } else { position = new Vector3(float.Parse(uriMatch.Groups["x"].Value), float.Parse(uriMatch.Groups["y"].Value), float.Parse(uriMatch.Groups["z"].Value)); string regionName = uriMatch.Groups["region"].ToString(); if (regionName != null) { if (!regionName.Contains("@")) { List regions = m_GridService.GetRegionsByName(account.ScopeID, regionName, 1); if ((regions == null) || (regions != null && regions.Count == 0)) { m_log.InfoFormat("[LLLOGIN SERVICE]: Got Custom Login URI {0}, can't locate region {1}. Trying defaults.", startLocation, regionName); regions = m_GridService.GetDefaultRegions(UUID.Zero); if (regions != null && regions.Count > 0) { where = "safe"; return regions[0]; } else { m_log.InfoFormat("[LLLOGIN SERVICE]: Got Custom Login URI {0}, Grid does not provide default regions.", startLocation); return null; } } return regions[0]; } else { string[] parts = regionName.Split(new char[] { '@' }); if (parts.Length < 2) { m_log.InfoFormat("[LLLOGIN SERVICE]: Got Custom Login URI {0}, can't locate region {1}", startLocation, regionName); return null; } // Valid specification of a remote grid regionName = parts[0]; string domainLocator = parts[1]; parts = domainLocator.Split(new char[] {':'}); string domainName = parts[0]; uint port = 0; if (parts.Length > 1) UInt32.TryParse(parts[1], out port); GridRegion region = new GridRegion(); region.ExternalHostName = domainName; region.HttpPort = port; region.RegionName = regionName; return region; } } else { List defaults = m_GridService.GetDefaultRegions(account.ScopeID); if (defaults != null && defaults.Count > 0) { where = "safe"; return defaults[0]; } else return null; } } //response.LookAt = "[r0,r1,r0]"; //// can be: last, home, safe, url //response.StartLocation = "url"; } } private AgentCircuitData LaunchAgent(ISimulationService simConnector, GridRegion region, UserAccount account, AvatarData avatar, UUID session, UUID secureSession, uint circuit, Vector3 position, out string reason) { reason = string.Empty; AgentCircuitData aCircuit = new AgentCircuitData(); aCircuit.AgentID = account.PrincipalID; if (avatar != null) aCircuit.Appearance = avatar.ToAvatarAppearance(account.PrincipalID); else aCircuit.Appearance = new AvatarAppearance(account.PrincipalID); //aCircuit.BaseFolder = irrelevant aCircuit.CapsPath = CapsUtil.GetRandomCapsObjectPath(); aCircuit.child = false; // the first login agent is root aCircuit.ChildrenCapSeeds = new Dictionary(); aCircuit.circuitcode = circuit; aCircuit.firstname = account.FirstName; //aCircuit.InventoryFolder = irrelevant aCircuit.lastname = account.LastName; aCircuit.SecureSessionID = secureSession; aCircuit.SessionID = session; aCircuit.startpos = position; aCircuit.ServiceURLs = account.ServiceURLs; if (simConnector.CreateAgent(region, aCircuit, 0, out reason)) return aCircuit; return null; } #region Console Commands private void RegisterCommands() { //MainConsole.Instance.Commands.AddCommand MainConsole.Instance.Commands.AddCommand("loginservice", false, "login level", "login level ", "Set the minimum user level to log in", HandleLoginCommand); MainConsole.Instance.Commands.AddCommand("loginservice", false, "login reset", "login reset", "Reset the login level to allow all users", HandleLoginCommand); MainConsole.Instance.Commands.AddCommand("loginservice", false, "login text", "login text ", "Set the text users will see on login", HandleLoginCommand); } private void HandleLoginCommand(string module, string[] cmd) { string subcommand = cmd[1]; switch (subcommand) { case "level": // Set the minimum level to allow login // Useful to allow grid update without worrying about users. // or fixing critical issues // if (cmd.Length > 2) Int32.TryParse(cmd[2], out m_MinLoginLevel); break; case "reset": m_MinLoginLevel = 0; break; case "text": if (cmd.Length > 2) m_WelcomeMessage = cmd[2]; break; } } } #endregion }