private void processXstate(XmlDocument doc) { XmlNodeList rootL = doc.GetElementsByTagName("ScriptState"); if (rootL.Count != 1) { throw new Exception("Xstate <ScriptState> missing"); } XmlNode rootNode = rootL[0]; if (rootNode == null) { throw new Exception("Xstate root missing"); } string stateName = ""; bool running = false; UUID permsGranter = UUID.Zero; int permsMask = 0; double minEventDelay = 0.0; Object[] pluginData = new Object[0]; UUID experienceKey = UUID.Zero; LinkedList <EventParams> eventQueue = new LinkedList <EventParams>(); Dictionary <string, int> intNames = new Dictionary <string, int>(); Dictionary <string, int> doubleNames = new Dictionary <string, int>(); Dictionary <string, int> stringNames = new Dictionary <string, int>(); Dictionary <string, int> vectorNames = new Dictionary <string, int>(); Dictionary <string, int> rotationNames = new Dictionary <string, int>(); Dictionary <string, int> listNames = new Dictionary <string, int>(); int nn = m_ObjCode.globalVarNames.Count; int[] ints = null; double[] doubles = null; string[] strings = null; LSL_Vector[] vectors = null; LSL_Rotation[] rotations = null; LSL_List[] lists = null; if (nn > 0) { if (m_ObjCode.globalVarNames.ContainsKey("iarIntegers")) { getvarNames(m_ObjCode.globalVarNames["iarIntegers"], intNames); ints = new int[m_ObjCode.globalVarNames["iarIntegers"].Count]; } if (m_ObjCode.globalVarNames.ContainsKey("iarFloats")) { getvarNames(m_ObjCode.globalVarNames["iarFloats"], doubleNames); doubles = new double[m_ObjCode.globalVarNames["iarFloats"].Count]; } if (m_ObjCode.globalVarNames.ContainsKey("iarVectors")) { getvarNames(m_ObjCode.globalVarNames["iarVectors"], vectorNames); vectors = new LSL_Vector[m_ObjCode.globalVarNames["iarVectors"].Count]; } if (m_ObjCode.globalVarNames.ContainsKey("iarRotations")) { getvarNames(m_ObjCode.globalVarNames["iarRotations"], rotationNames); rotations = new LSL_Rotation[m_ObjCode.globalVarNames["iarRotations"].Count]; } if (m_ObjCode.globalVarNames.ContainsKey("iarStrings")) { getvarNames(m_ObjCode.globalVarNames["iarStrings"], stringNames); strings = new string[m_ObjCode.globalVarNames["iarStrings"].Count]; } if (m_ObjCode.globalVarNames.ContainsKey("iarLists")) { getvarNames(m_ObjCode.globalVarNames["iarLists"], listNames); lists = new LSL_List[m_ObjCode.globalVarNames["iarLists"].Count]; } } int heapsz = 0; try { XmlNodeList partL = rootNode.ChildNodes; foreach (XmlNode part in partL) { switch (part.Name) { case "State": stateName = part.InnerText; break; case "Running": running = bool.Parse(part.InnerText); break; case "ExperienceKey": experienceKey = UUID.Parse(part.InnerText); break; case "Variables": int indx; XmlNodeList varL = part.ChildNodes; foreach (XmlNode var in varL) { string varName; object o = ReadXTypedValue(var, out varName); Type otype = o.GetType(); if (otype == typeof(LSL_Integer)) { if (intNames.TryGetValue(varName, out indx)) { ints[indx] = ((LSL_Integer)o); } continue; } if (otype == typeof(LSL_Float)) { if (doubleNames.TryGetValue(varName, out indx)) { doubles[indx] = ((LSL_Float)o); } continue; } if (otype == typeof(LSL_String)) { if (stringNames.TryGetValue(varName, out indx)) { strings[indx] = ((LSL_String)o); heapsz += ((LSL_String)o).Length; } continue; } if (otype == typeof(LSL_Rotation)) { if (rotationNames.TryGetValue(varName, out indx)) { rotations[indx] = ((LSL_Rotation)o); } continue; } if (otype == typeof(LSL_Vector)) { if (vectorNames.TryGetValue(varName, out indx)) { vectors[indx] = ((LSL_Vector)o); } continue; } if (otype == typeof(LSL_Key)) { if (stringNames.TryGetValue(varName, out indx)) { strings[indx] = ((LSL_Key)o); heapsz += ((LSL_String)o).Length; } continue; } if (otype == typeof(UUID)) { if (stringNames.TryGetValue(varName, out indx)) { LSL_String id = ((UUID)o).ToString(); strings[indx] = (id); heapsz += id.Length; } continue; } if (otype == typeof(LSL_List)) { if (listNames.TryGetValue(varName, out indx)) { LSL_List lo = (LSL_List)o; lists[indx] = (lo); heapsz += lo.Size; } continue; } } break; case "Queue": XmlNodeList itemL = part.ChildNodes; foreach (XmlNode item in itemL) { List <Object> parms = new List <Object>(); List <DetectParams> detected = new List <DetectParams>(); string eventName = item.Attributes.GetNamedItem("event").Value; XmlNodeList eventL = item.ChildNodes; foreach (XmlNode evt in eventL) { switch (evt.Name) { case "Params": XmlNodeList prms = evt.ChildNodes; foreach (XmlNode pm in prms) { parms.Add(ReadXTypedValue(pm)); } break; case "Detected": XmlNodeList detL = evt.ChildNodes; foreach (XmlNode det in detL) { string vect = det.Attributes.GetNamedItem("pos").Value; LSL_Vector v = new LSL_Vector(vect); int d_linkNum = 0; UUID d_group = UUID.Zero; string d_name = String.Empty; UUID d_owner = UUID.Zero; LSL_Vector d_position = new LSL_Vector(); LSL_Rotation d_rotation = new LSL_Rotation(); int d_type = 0; LSL_Vector d_velocity = new LSL_Vector(); try { string tmp; tmp = det.Attributes.GetNamedItem("linkNum").Value; int.TryParse(tmp, out d_linkNum); tmp = det.Attributes.GetNamedItem("group").Value; UUID.TryParse(tmp, out d_group); d_name = det.Attributes.GetNamedItem("name").Value; tmp = det.Attributes.GetNamedItem("owner").Value; UUID.TryParse(tmp, out d_owner); tmp = det.Attributes.GetNamedItem("position").Value; d_position = new LSL_Types.Vector3(tmp); tmp = det.Attributes.GetNamedItem("rotation").Value; d_rotation = new LSL_Rotation(tmp); tmp = det.Attributes.GetNamedItem("type").Value; int.TryParse(tmp, out d_type); tmp = det.Attributes.GetNamedItem("velocity").Value; d_velocity = new LSL_Vector(tmp); } catch (Exception) // Old version XML { } UUID uuid = new UUID(); UUID.TryParse(det.InnerText, out uuid); DetectParams d = new DetectParams(); d.Key = uuid; d.OffsetPos = v; d.LinkNum = d_linkNum; d.Group = d_group; d.Name = d_name; d.Owner = d_owner; d.Position = d_position; d.Rotation = d_rotation; d.Type = d_type; d.Velocity = d_velocity; detected.Add(d); } break; } } EventParams ep = new EventParams( eventName, parms.ToArray(), detected.ToArray()); eventQueue.AddLast(ep); } break; case "Plugins": List <Object> olist = new List <Object>(); XmlNodeList itemLP = part.ChildNodes; foreach (XmlNode item in itemLP) { olist.Add(ReadXTypedValue(item)); } pluginData = olist.ToArray(); break; case "Permissions": string tmpPerm; int mask = 0; tmpPerm = part.Attributes.GetNamedItem("mask").Value; if (tmpPerm != null) { int.TryParse(tmpPerm, out mask); if (mask != 0) { tmpPerm = part.Attributes.GetNamedItem("granter").Value; if (tmpPerm != null) { UUID granter = new UUID(); UUID.TryParse(tmpPerm, out granter); if (granter != UUID.Zero) { permsMask = mask; permsGranter = granter; } } } } break; case "MinEventDelay": double.TryParse(part.InnerText, out minEventDelay); break; } } } catch { throw new Exception("Xstate fail decode"); } int k = 0; stateCode = 0; foreach (string sn in m_ObjCode.stateNames) { if (stateName == sn) { stateCode = k; break; } k++; } eventCode = ScriptEventCode.None; m_Running = running; doGblInit = false; m_Item.PermsGranter = permsGranter; m_Item.PermsMask = permsMask; m_Item.ExperienceID = experienceKey; m_Part.Inventory.UpdateInventoryItem(m_Item, false, false); lock (m_RunLock) { glblVars.iarIntegers = ints; glblVars.iarFloats = doubles; glblVars.iarVectors = vectors; glblVars.iarRotations = rotations; glblVars.iarStrings = strings; glblVars.iarLists = lists; AddArraysHeapUse(heapsz); CheckRunLockInvariants(true); } lock (m_QueueLock) { m_DetectParams = null; foreach (EventParams evt in m_EventQueue) { eventQueue.AddLast(evt); } m_EventQueue = eventQueue; for (int i = m_EventCounts.Length; --i >= 0;) { m_EventCounts[i] = 0; } foreach (EventParams evt in m_EventQueue) { if (m_eventCodeMap.TryGetValue(evt.EventName, out ScriptEventCode evtCode)) { m_EventCounts[(int)evtCode]++; } } } AsyncCommandManager.CreateFromData(m_Engine, m_LocalID, m_ItemID, m_Part.UUID, pluginData); MinEventDelay = minEventDelay; }
/** * @brief Load script state from the given XML doc into the script memory * <ScriptState Engine="YEngine" Asset=...> * <Running>...</Running> * <DoGblInit>...</DoGblInit> * <Permissions granted=... mask=... /> * RestoreDetectParams() * <Plugins> * ExtractXMLObjectArray("plugin") * </Plugins> * <Snapshot> * MigrateInEventHandler() * </Snapshot> * </ScriptState> */ private void LoadScriptState(XmlDocument doc) { // Everything we know is enclosed in <ScriptState>...</ScriptState> XmlElement scriptStateN = (XmlElement)doc.SelectSingleNode("ScriptState"); if (scriptStateN == null) { throw new Exception("no <ScriptState> tag"); } XmlElement XvariablesN = null; string sen = scriptStateN.GetAttribute("Engine"); if ((sen == null) || (sen != m_Engine.ScriptEngineName)) { XvariablesN = (XmlElement)scriptStateN.SelectSingleNode("Variables"); if (XvariablesN == null) { throw new Exception("<ScriptState> missing Engine=\"YEngine\" attribute"); } processXstate(doc); return; } // AssetID is unique for the script source text so make sure the // state file was written for that source file string assetID = scriptStateN.GetAttribute("Asset"); if (assetID != m_Item.AssetID.ToString()) { throw new Exception("<ScriptState> assetID mismatch"); } // Also match the sourceHash in case script was // loaded via 'xmroption fetchsource' and has changed string sourceHash = scriptStateN.GetAttribute("SourceHash"); if ((sourceHash == null) || (sourceHash != m_ObjCode.sourceHash)) { throw new Exception("<ScriptState> SourceHash mismatch"); } // Get various attributes XmlElement runningN = (XmlElement)scriptStateN.SelectSingleNode("Running"); m_Running = bool.Parse(runningN.InnerText); XmlElement doGblInitN = (XmlElement)scriptStateN.SelectSingleNode("DoGblInit"); doGblInit = bool.Parse(doGblInitN.InnerText); if (m_XMRLSLApi != null) { XmlElement scpttimeN = (XmlElement)scriptStateN.SelectSingleNode("scrpTime"); if (scpttimeN != null && Double.TryParse(scpttimeN.InnerText, out double t)) { m_XMRLSLApi.SetLSLTimer(Util.GetTimeStampMS() - t); } } double minEventDelay = 0.0; XmlElement minEventDelayN = (XmlElement)scriptStateN.SelectSingleNode("mEvtDly"); if (minEventDelayN != null) { minEventDelay = Double.Parse(minEventDelayN.InnerText); } // get values used by stuff like llDetectedGrab, etc. DetectParams[] detParams = RestoreDetectParams(scriptStateN.SelectSingleNode("DetectArray")); // Restore queued events LinkedList <EventParams> eventQueue = RestoreEventQueue(scriptStateN.SelectSingleNode("EventQueue")); // Restore timers and listeners XmlElement pluginN = (XmlElement)scriptStateN.SelectSingleNode("Plugins"); Object[] pluginData = ExtractXMLObjectArray(pluginN, "plugin"); // Script's global variables and stack contents XmlElement snapshotN = (XmlElement)scriptStateN.SelectSingleNode("Snapshot"); Byte[] data = Convert.FromBase64String(snapshotN.InnerText); using (MemoryStream ms = new MemoryStream()) { ms.Write(data, 0, data.Length); ms.Seek(0, SeekOrigin.Begin); MigrateInEventHandler(ms); } XmlElement experienceKey = (XmlElement)scriptStateN.SelectSingleNode("ExperienceKey"); m_Item.ExperienceID = UUID.Parse(experienceKey.InnerText); XmlElement permissionsN = (XmlElement)scriptStateN.SelectSingleNode("Permissions"); m_Item.PermsGranter = new UUID(permissionsN.GetAttribute("granter")); m_Item.PermsMask = Convert.ToInt32(permissionsN.GetAttribute("mask")); m_Part.Inventory.UpdateInventoryItem(m_Item, false, false); // Restore event queues, preserving any events that queued // whilst we were restoring the state lock (m_QueueLock) { m_DetectParams = detParams; foreach (EventParams evt in m_EventQueue) { eventQueue.AddLast(evt); } m_EventQueue = eventQueue; for (int i = m_EventCounts.Length; --i >= 0;) { m_EventCounts[i] = 0; } foreach (EventParams evt in m_EventQueue) { if (m_eventCodeMap.TryGetValue(evt.EventName, out ScriptEventCode eventCode)) { m_EventCounts[(int)eventCode]++; } } } // Requeue timer and listeners (possibly queuing new events) AsyncCommandManager.CreateFromData(m_Engine, m_LocalID, m_ItemID, m_Part.UUID, pluginData); MinEventDelay = minEventDelay; }
public ScriptInstance(IScriptEngine engine, SceneObjectPart part, UUID itemID, UUID assetID, string assembly, AppDomain dom, string primName, string scriptName, int startParam, bool postOnRez, StateSource stateSource, int maxScriptQueue) { State = "default"; EventQueue = new Queue(32); Engine = engine; LocalID = part.LocalId; ObjectID = part.UUID; RootLocalID = part.ParentGroup.LocalId; RootObjectID = part.ParentGroup.UUID; ItemID = itemID; AssetID = assetID; PrimName = primName; ScriptName = scriptName; m_Assembly = assembly; StartParam = startParam; m_MaxScriptQueue = maxScriptQueue; m_stateSource = stateSource; m_postOnRez = postOnRez; m_AttachedAvatar = part.ParentGroup.AttachedAvatar; m_RegionID = part.ParentGroup.Scene.RegionInfo.RegionID; if (part != null) { lock (part.TaskInventory) { if (part.TaskInventory.ContainsKey(ItemID)) { ScriptTask = part.TaskInventory[ItemID]; } } } ApiManager am = new ApiManager(); foreach (string api in am.GetApis()) { m_Apis[api] = am.CreateApi(api); m_Apis[api].Initialize(engine, part, LocalID, itemID); } try { if (dom != System.AppDomain.CurrentDomain) { m_Script = (IScript)dom.CreateInstanceAndUnwrap( Path.GetFileNameWithoutExtension(assembly), "SecondLife.Script"); } else { m_Script = (IScript)Assembly.Load( Path.GetFileNameWithoutExtension(assembly)).CreateInstance( "SecondLife.Script"); } //ILease lease = (ILease)RemotingServices.GetLifetimeService(m_Script as ScriptBaseClass); //RemotingServices.GetLifetimeService(m_Script as ScriptBaseClass); // lease.Register(this); } catch (Exception e) { m_log.ErrorFormat( "[SCRIPT INSTANCE]: Error loading assembly {0}. Exception {1}{2}", assembly, e.Message, e.StackTrace); } try { foreach (KeyValuePair <string, IScriptApi> kv in m_Apis) { m_Script.InitApi(kv.Key, kv.Value); } // // m_log.Debug("[Script] Script instance created"); part.SetScriptEvents(ItemID, (int)m_Script.GetStateEventFlags(State)); } catch (Exception e) { m_log.ErrorFormat( "[SCRIPT INSTANCE]: Error loading script instance from assembly {0}. Exception {1}{2}", assembly, e.Message, e.StackTrace); return; } m_SaveState = true; string savedState = Path.Combine(Path.GetDirectoryName(assembly), ItemID.ToString() + ".state"); if (File.Exists(savedState)) { string xml = String.Empty; try { FileInfo fi = new FileInfo(savedState); int size = (int)fi.Length; if (size < 512000) { using (FileStream fs = File.Open(savedState, FileMode.Open, FileAccess.Read, FileShare.None)) { System.Text.UTF8Encoding enc = new System.Text.UTF8Encoding(); Byte[] data = new Byte[size]; fs.Read(data, 0, size); xml = enc.GetString(data); ScriptSerializer.Deserialize(xml, this); AsyncCommandManager.CreateFromData(Engine, LocalID, ItemID, ObjectID, PluginData); // m_log.DebugFormat("[Script] Successfully retrieved state for script {0}.{1}", PrimName, m_ScriptName); part.SetScriptEvents(ItemID, (int)m_Script.GetStateEventFlags(State)); Running = false; if (ShuttingDown) { m_startOnInit = false; } // we get new rez events on sim restart, too // but if there is state, then we fire the change // event // We loaded state, don't force a re-save m_SaveState = false; m_startedFromSavedState = true; } } else { m_log.ErrorFormat( "[SCRIPT INSTANCE]: Unable to load script state from assembly {0}: Memory limit exceeded", assembly); } } catch (Exception e) { m_log.ErrorFormat( "[SCRIPT INSTANCE]: Unable to load script state from assembly {0}. XML is {1}. Exception {2}{3}", assembly, xml, e.Message, e.StackTrace); } } // else // { // ScenePresence presence = Engine.World.GetScenePresence(part.OwnerID); // if (presence != null && (!postOnRez)) // presence.ControllingClient.SendAgentAlertMessage("Compile successful", false); // } }
/// <summary> /// Load the script from an assembly into an AppDomain. /// </summary> /// <param name='dom'></param> /// <param name='assembly'></param> /// <param name='stateSource'></param> /// <returns>false if load failed, true if suceeded</returns> public bool Load(AppDomain dom, string assembly, StateSource stateSource) { m_Assembly = assembly; m_stateSource = stateSource; ApiManager am = new ApiManager(); foreach (string api in am.GetApis()) { m_Apis[api] = am.CreateApi(api); m_Apis[api].Initialize(Engine, Part, ScriptTask, m_coopSleepHandle); } try { object[] constructorParams; Assembly scriptAssembly = dom.Load(Path.GetFileNameWithoutExtension(assembly)); Type scriptType = scriptAssembly.GetType("SecondLife.XEngineScript"); if (scriptType != null) { constructorParams = new object[] { m_coopSleepHandle }; } else { m_log.ErrorFormat( "[SCRIPT INSTANCE]: Not starting script {0} (id {1}) in part {2} (id {3}) in object {4} in {5}. You must remove all existing {6}* script DLL files before using enabling co-op termination" + ", either by setting DeleteScriptsOnStartup = true in [XEngine] for one run" + " or by deleting these files manually.", ScriptTask.Name, ScriptTask.ItemID, Part.Name, Part.UUID, Part.ParentGroup.Name, Engine.World.Name, assembly); return(false); } // m_log.DebugFormat( // "[SCRIPT INSTANCE]: Looking to load {0} from assembly {1} in {2}", // scriptType.FullName, Path.GetFileNameWithoutExtension(assembly), Engine.World.Name); if (dom != System.AppDomain.CurrentDomain) { m_Script = (IScript)dom.CreateInstanceAndUnwrap( Path.GetFileNameWithoutExtension(assembly), scriptType.FullName, false, BindingFlags.Default, null, constructorParams, null, null); } else { m_Script = (IScript)scriptAssembly.CreateInstance( scriptType.FullName, false, BindingFlags.Default, null, constructorParams, null, null); } //ILease lease = (ILease)RemotingServices.GetLifetimeService(m_Script as ScriptBaseClass); //RemotingServices.GetLifetimeService(m_Script as ScriptBaseClass); // lease.Register(this); } catch (Exception e) { m_log.ErrorFormat( "[SCRIPT INSTANCE]: Not starting script {0} (id {1}) in part {2} (id {3}) in object {4} in {5}. Error loading assembly {6}. Exception {7}{8}", ScriptTask.Name, ScriptTask.ItemID, Part.Name, Part.UUID, Part.ParentGroup.Name, Engine.World.Name, assembly, e.Message, e.StackTrace); return(false); } try { foreach (KeyValuePair <string, IScriptApi> kv in m_Apis) { m_Script.InitApi(kv.Key, kv.Value); } // // m_log.Debug("[Script] Script instance created"); Part.SetScriptEvents(ItemID, (int)m_Script.GetStateEventFlags(State)); } catch (Exception e) { m_log.ErrorFormat( "[SCRIPT INSTANCE]: Not starting script {0} (id {1}) in part {2} (id {3}) in object {4} in {5}. Error initializing script instance. Exception {6}{7}", ScriptTask.Name, ScriptTask.ItemID, Part.Name, Part.UUID, Part.ParentGroup.Name, Engine.World.Name, e.Message, e.StackTrace); return(false); } m_SaveState = true; string savedState = Path.Combine(Path.GetDirectoryName(assembly), ItemID.ToString() + ".state"); if (File.Exists(savedState)) { string xml = String.Empty; try { FileInfo fi = new FileInfo(savedState); int size = (int)fi.Length; if (size < 512000) { using (FileStream fs = File.Open(savedState, FileMode.Open, FileAccess.Read, FileShare.None)) { Byte[] data = new Byte[size]; fs.Read(data, 0, size); xml = Encoding.UTF8.GetString(data); ScriptSerializer.Deserialize(xml, this); AsyncCommandManager.CreateFromData(Engine, LocalID, ItemID, ObjectID, PluginData); // m_log.DebugFormat("[Script] Successfully retrieved state for script {0}.{1}", PrimName, m_ScriptName); Part.SetScriptEvents(ItemID, (int)m_Script.GetStateEventFlags(State)); if (!Running) { m_startOnInit = false; } Running = false; // we get new rez events on sim restart, too // but if there is state, then we fire the change // event // We loaded state, don't force a re-save m_SaveState = false; m_startedFromSavedState = true; } } else { m_log.WarnFormat( "[SCRIPT INSTANCE]: Not starting script {0} (id {1}) in part {2} (id {3}) in object {4} in {5}. Unable to load script state file {6}. Memory limit exceeded.", ScriptTask.Name, ScriptTask.ItemID, Part.Name, Part.UUID, Part.ParentGroup.Name, Engine.World.Name, savedState); } } catch (Exception e) { m_log.ErrorFormat( "[SCRIPT INSTANCE]: Not starting script {0} (id {1}) in part {2} (id {3}) in object {4} in {5}. Unable to load script state file {6}. XML is {7}. Exception {8}{9}", ScriptTask.Name, ScriptTask.ItemID, Part.Name, Part.UUID, Part.ParentGroup.Name, Engine.World.Name, savedState, xml, e.Message, e.StackTrace); } } // else // { // ScenePresence presence = Engine.World.GetScenePresence(part.OwnerID); // if (presence != null && (!postOnRez)) // presence.ControllingClient.SendAgentAlertMessage("Compile successful", false); // } return(true); }
/// <summary> /// Load the script from an assembly into an AppDomain. /// </summary> /// <param name='dom'></param> /// <param name='assembly'></param> /// <param name='dataPath'> /// Path for all script associated data (state, etc.). In a multi-region set up /// with all scripts loading into the same AppDomain this may not be the same place as the DLL itself. /// </param> /// <param name='stateSource'></param> /// <returns>false if load failed, true if suceeded</returns> public bool Load( IScript script, EventWaitHandle coopSleepHandle, string assemblyPath, string dataPath, StateSource stateSource, bool coopTermination) { m_Script = script; m_coopSleepHandle = coopSleepHandle; m_assemblyPath = assemblyPath; m_dataPath = dataPath; m_stateSource = stateSource; m_coopTermination = coopTermination; ApiManager am = new ApiManager(); foreach (string api in am.GetApis()) { m_Apis[api] = am.CreateApi(api); m_Apis[api].Initialize(Engine, Part, ScriptTask, m_coopSleepHandle); } try { foreach (KeyValuePair <string, IScriptApi> kv in m_Apis) { m_Script.InitApi(kv.Key, kv.Value); } // // m_log.Debug("[Script] Script instance created"); Part.SetScriptEvents(ItemID, (int)m_Script.GetStateEventFlags(State)); } catch (Exception e) { m_log.ErrorFormat( "[SCRIPT INSTANCE]: Not starting script {0} (id {1}) in part {2} (id {3}) in object {4} in {5}. Error initializing script instance. Exception {6}{7}", ScriptTask.Name, ScriptTask.ItemID, Part.Name, Part.UUID, Part.ParentGroup.Name, Engine.World.Name, e.Message, e.StackTrace); return(false); } // For attachments, XEngine saves the state into a .state file when XEngine.SetXMLState() is called. string savedState = Path.Combine(m_dataPath, ItemID.ToString() + ".state"); if (File.Exists(savedState)) { // m_log.DebugFormat( // "[SCRIPT INSTANCE]: Found state for script {0} for {1} ({2}) at {3} in {4}", // ItemID, savedState, Part.Name, Part.ParentGroup.Name, Part.ParentGroup.Scene.Name); string xml = String.Empty; try { FileInfo fi = new FileInfo(savedState); int size = (int)fi.Length; if (size < 512000) { using (FileStream fs = File.Open(savedState, FileMode.Open, FileAccess.Read, FileShare.None)) { Byte[] data = new Byte[size]; fs.Read(data, 0, size); xml = Encoding.UTF8.GetString(data); ScriptSerializer.Deserialize(xml, this); AsyncCommandManager.CreateFromData(Engine, LocalID, ItemID, ObjectID, PluginData); // m_log.DebugFormat("[Script] Successfully retrieved state for script {0}.{1}", PrimName, m_ScriptName); Part.SetScriptEvents(ItemID, (int)m_Script.GetStateEventFlags(State)); if (!Running) { m_startOnInit = false; } Running = false; // we get new rez events on sim restart, too // but if there is state, then we fire the change // event // We loaded state, don't force a re-save m_SaveState = false; m_startedFromSavedState = true; } // If this script is in an attachment then we no longer need the state file. if (!StatePersistedHere) { RemoveState(); } } // else // { // m_log.WarnFormat( // "[SCRIPT INSTANCE]: Not starting script {0} (id {1}) in part {2} (id {3}) in object {4} in {5}. Unable to load script state file {6}. Memory limit exceeded.", // ScriptTask.Name, ScriptTask.ItemID, Part.Name, Part.UUID, Part.ParentGroup.Name, Engine.World.Name, savedState); // } } catch (Exception e) { m_log.ErrorFormat( "[SCRIPT INSTANCE]: Not starting script {0} (id {1}) in part {2} (id {3}) in object {4} in {5}. Unable to load script state file {6}. XML is {7}. Exception {8}{9}", ScriptTask.Name, ScriptTask.ItemID, Part.Name, Part.UUID, Part.ParentGroup.Name, Engine.World.Name, savedState, xml, e.Message, e.StackTrace); } } // else // { // m_log.DebugFormat( // "[SCRIPT INSTANCE]: Did not find state for script {0} for {1} ({2}) at {3} in {4}", // ItemID, savedState, Part.Name, Part.ParentGroup.Name, Part.ParentGroup.Scene.Name); // } return(true); }
public ScriptInstance(IScriptEngine engine, SceneObjectPart part, UUID itemID, UUID assetID, string assembly, AppDomain dom, string primName, string scriptName, int startParam, bool postOnRez, StateSource stateSource, int maxScriptQueue) { m_Engine = engine; m_LocalID = part.LocalId; m_ObjectID = part.UUID; m_ItemID = itemID; m_AssetID = assetID; m_PrimName = primName; m_ScriptName = scriptName; m_Assembly = assembly; m_StartParam = startParam; m_MaxScriptQueue = maxScriptQueue; m_stateSource = stateSource; m_postOnRez = postOnRez; m_RegionID = part.ParentGroup.Scene.RegionInfo.RegionID; if (part != null) { lock (part.TaskInventory) { if (part.TaskInventory.ContainsKey(m_ItemID)) { m_thisScriptTask = part.TaskInventory[m_ItemID]; } } } ApiManager am = new ApiManager(); foreach (string api in am.GetApis()) { m_Apis[api] = am.CreateApi(api); m_Apis[api].Initialize(engine, part, m_LocalID, itemID); } try { m_Script = (IScript)dom.CreateInstanceAndUnwrap( Path.GetFileNameWithoutExtension(assembly), "SecondLife.Script"); // Add a sponsor to the script // ISponsor scriptSponsor = new ScriptSponsor(); // ILease lease = (ILease)RemotingServices.GetLifetimeService(m_Script as MarshalByRefObject); // lease.Register(scriptSponsor); //m_ScriptSponsor = scriptSponsor; } catch (Exception e) { m_log.ErrorFormat("[Script] Error loading assembly {0}\n" + e.ToString(), assembly); } try { foreach (KeyValuePair <string, IScriptApi> kv in m_Apis) { m_Script.InitApi(kv.Key, kv.Value); } // m_log.Debug("[Script] Script instance created"); part.SetScriptEvents(m_ItemID, (int)m_Script.GetStateEventFlags(State)); } catch (Exception e) { m_log.Error("[Script] Error loading script instance\n" + e.ToString()); return; } m_SaveState = true; string savedState = Path.Combine(Path.GetDirectoryName(assembly), m_ItemID.ToString() + ".state"); if (File.Exists(savedState)) { string xml = String.Empty; try { FileInfo fi = new FileInfo(savedState); int size = (int)fi.Length; if (size < 512000) { using (FileStream fs = File.Open(savedState, FileMode.Open, FileAccess.Read, FileShare.None)) { System.Text.ASCIIEncoding enc = new System.Text.ASCIIEncoding(); Byte[] data = new Byte[size]; fs.Read(data, 0, size); xml = enc.GetString(data); ScriptSerializer.Deserialize(xml, this); AsyncCommandManager.CreateFromData(m_Engine, m_LocalID, m_ItemID, m_ObjectID, PluginData); // m_log.DebugFormat("[Script] Successfully retrieved state for script {0}.{1}", m_PrimName, m_ScriptName); part.SetScriptEvents(m_ItemID, (int)m_Script.GetStateEventFlags(State)); if (m_RunEvents && (!m_ShuttingDown)) { m_RunEvents = false; } else { m_RunEvents = false; m_startOnInit = false; } // we get new rez events on sim restart, too // but if there is state, then we fire the change // event // We loaded state, don't force a re-save m_SaveState = false; m_startedFromSavedState = true; } } else { m_log.Error("[Script] Unable to load script state: Memory limit exceeded"); } } catch (Exception e) { m_log.ErrorFormat("[Script] Unable to load script state from xml: {0}\n" + e.ToString(), xml); } } else { ScenePresence presence = m_Engine.World.GetScenePresence(part.OwnerID); if (presence != null && (!postOnRez)) { presence.ControllingClient.SendAgentAlertMessage("Compile successful", false); } // m_log.ErrorFormat("[Script] Unable to load script state, file not found"); } }