From 3eaaaa0d994c7c994d471d511127ed0ba66ab9bc Mon Sep 17 00:00:00 2001 From: Diva Canto Date: Fri, 24 Dec 2010 08:50:00 -0800 Subject: [PATCH] One more pass at object inventory. This time, fix SceneObjectPartInventory so that it makes sure that the file is added to Xfer's before it signals the client to come and get it. This allows the simplification of the logic of Xfer's. --- .../CoreModules/Agent/Xfer/XferModule.cs | 94 ++---------- .../Scenes/SceneObjectPartInventory.cs | 142 +++++++++--------- 2 files changed, 85 insertions(+), 151 deletions(-) diff --git a/OpenSim/Region/CoreModules/Agent/Xfer/XferModule.cs b/OpenSim/Region/CoreModules/Agent/Xfer/XferModule.cs index df4ff053f6..b8e2820db7 100644 --- a/OpenSim/Region/CoreModules/Agent/Xfer/XferModule.cs +++ b/OpenSim/Region/CoreModules/Agent/Xfer/XferModule.cs @@ -27,7 +27,9 @@ using System; using System.Collections.Generic; +using System.Reflection; using Nini.Config; +using log4net; using OpenMetaverse; using OpenSim.Framework; using OpenSim.Region.Framework.Interfaces; @@ -37,12 +39,11 @@ namespace OpenSim.Region.CoreModules.Agent.Xfer { public class XferModule : IRegionModule, IXfer { - private static uint counter = 0; private Scene m_scene; - private Dictionary Requests = new Dictionary(); private Dictionary NewFiles = new Dictionary(); private Dictionary Transfers = new Dictionary(); - + + private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); public struct XferRequest { @@ -90,6 +91,14 @@ namespace OpenSim.Region.CoreModules.Agent.Xfer #region IXfer Members + /// + /// Let the Xfer module know about a file that the client is about to request. + /// Caller is responsible for making sure that the file is here before + /// the client starts the XferRequest. + /// + /// + /// + /// public bool AddNewFile(string fileName, byte[] data) { lock (NewFiles) @@ -97,7 +106,7 @@ namespace OpenSim.Region.CoreModules.Agent.Xfer if (NewFiles.ContainsKey(fileName)) { NewFiles[fileName].Count++; - //Console.WriteLine("AddNewFile " + fileName + " counter=" + NewFiles[fileName].Count); + NewFiles[fileName].Data = data; } else { @@ -105,23 +114,9 @@ namespace OpenSim.Region.CoreModules.Agent.Xfer fd.Count = 1; fd.Data = data; NewFiles.Add(fileName, fd); - //Console.WriteLine("AddNewFile " + fileName); } } - // This happens when the Xfer request ends up coming before - // the fileName is added by this method. That may happen when - // the file generation (the event that calle this method) - // takes a long time. In this case, we need to kick the - // Xfer request mannually. - if (Requests.ContainsKey(fileName)) - { - //Console.WriteLine("*** AddNewFile Requests.Contains " + fileName); - - RequestXfer(Requests[fileName].remoteClient, Requests[fileName].xferID, fileName); - Requests.Remove(fileName); - } - return true; } @@ -144,23 +139,17 @@ namespace OpenSim.Region.CoreModules.Agent.Xfer { lock (NewFiles) { - //Console.WriteLine("---- RequestXfer " + fileName + " ----"); - if (NewFiles.ContainsKey(fileName)) { - //Console.WriteLine("NewFiles.ContainsKey " + fileName + " with count=" + NewFiles[fileName].Count); if (!Transfers.ContainsKey(xferID)) { - //Console.WriteLine("!Transfers.ContainsKey("+xferID+")"); byte[] fileData = NewFiles[fileName].Data; XferDownLoad transaction = new XferDownLoad(fileName, fileData, xferID, remoteClient); Transfers.Add(xferID, transaction); if (transaction.StartSend()) - { RemoveXferData(xferID); - } // The transaction for this file is either complete or on its way RemoveOrDecrement(fileName); @@ -168,42 +157,7 @@ namespace OpenSim.Region.CoreModules.Agent.Xfer } } else - { - ////Console.WriteLine("*** ! NewFiles.ContainsKey " + fileName); - //if (RequestTime.Count > 0) - //{ - // //Console.WriteLine("RequestTime.Count > 0"); - // TimeSpan ts = new TimeSpan(DateTime.UtcNow.Ticks - RequestTime[0].timeStamp.Ticks); - // if (ts.TotalSeconds > 30) - // { - // Console.WriteLine("ts.TotalSeconds > 30"); - // Requests.Remove(RequestTime[0].fileName); - // RequestTime.RemoveAt(0); - // // Do we want to abort this here? - // //remoteClient.SendAbortXfer(xferID); - // } - //} - - XferRequest nRequest = new XferRequest(); - nRequest.remoteClient = remoteClient; - nRequest.xferID = xferID; - nRequest.fileName = fileName; - nRequest.timeStamp = DateTime.UtcNow; - nRequest.fileName = fileName; - - if (!Requests.ContainsKey(fileName)) - { - //Console.WriteLine("**** !Requests.ContainsKey(" + fileName + ")"); - Requests.Add(fileName, nRequest); - } - else - { - //Console.WriteLine("**** Requests.ContainsKey(" + fileName + ")"); - Requests.Add(fileName + "-" + counter.ToString(), nRequest); - counter++; - } - - } + m_log.WarnFormat("[Xfer]: {0} not found", fileName); } } @@ -220,15 +174,6 @@ namespace OpenSim.Region.CoreModules.Agent.Xfer RemoveXferData(xferID); RemoveOrDecrement(dl.FileName); } - else - { - if (Requests.ContainsKey(dl.FileName)) - { - XferRequest req = Requests[dl.FileName]; - req.timeStamp = DateTime.UtcNow; - Requests[dl.FileName] = req; - } - } } } } @@ -238,19 +183,12 @@ namespace OpenSim.Region.CoreModules.Agent.Xfer // NewFiles must be locked! if (Transfers.ContainsKey(xferID)) { - // Qualifier distinguishes between the OpenMetaverse version and the nested class - XferModule.XferDownLoad xferItem = Transfers[xferID]; //string filename = xferItem.FileName; Transfers.Remove(xferID); xferItem.Data = new byte[0]; // Clear the data xferItem.DataPointer = 0; - // If the abort comes in - - if (Requests.ContainsKey(xferItem.FileName)) - Requests.Remove(xferItem.FileName); - } } @@ -272,13 +210,9 @@ namespace OpenSim.Region.CoreModules.Agent.Xfer if (NewFiles.ContainsKey(fileName)) { if (NewFiles[fileName].Count == 1) - { NewFiles.Remove(fileName); - } else - { NewFiles[fileName].Count--; - } } } diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectPartInventory.cs b/OpenSim/Region/Framework/Scenes/SceneObjectPartInventory.cs index 1177378076..39ebaefcab 100644 --- a/OpenSim/Region/Framework/Scenes/SceneObjectPartInventory.cs +++ b/OpenSim/Region/Framework/Scenes/SceneObjectPartInventory.cs @@ -766,16 +766,71 @@ namespace OpenSim.Region.Framework.Scenes return -1; } - private bool CreateInventoryFileName() + private bool CreateInventoryFile() { if (m_inventoryFileName == String.Empty || m_inventoryFileNameSerial < m_inventorySerial) { + // Something changed, we need to create a new file m_inventoryFileName = "inventory_" + UUID.Random().ToString() + ".tmp"; m_inventoryFileNameSerial = m_inventorySerial; + + InventoryStringBuilder invString = new InventoryStringBuilder(m_part.UUID, UUID.Zero); + + lock (m_items) + { + foreach (TaskInventoryItem item in m_items.Values) + { + UUID ownerID = item.OwnerID; + uint everyoneMask = 0; + uint baseMask = item.BasePermissions; + uint ownerMask = item.CurrentPermissions; + uint groupMask = item.GroupPermissions; + + invString.AddItemStart(); + invString.AddNameValueLine("item_id", item.ItemID.ToString()); + invString.AddNameValueLine("parent_id", m_part.UUID.ToString()); + + invString.AddPermissionsStart(); + + invString.AddNameValueLine("base_mask", Utils.UIntToHexString(baseMask)); + invString.AddNameValueLine("owner_mask", Utils.UIntToHexString(ownerMask)); + invString.AddNameValueLine("group_mask", Utils.UIntToHexString(groupMask)); + invString.AddNameValueLine("everyone_mask", Utils.UIntToHexString(everyoneMask)); + invString.AddNameValueLine("next_owner_mask", Utils.UIntToHexString(item.NextPermissions)); + + invString.AddNameValueLine("creator_id", item.CreatorID.ToString()); + invString.AddNameValueLine("owner_id", ownerID.ToString()); + + invString.AddNameValueLine("last_owner_id", item.LastOwnerID.ToString()); + + invString.AddNameValueLine("group_id", item.GroupID.ToString()); + invString.AddSectionEnd(); + + invString.AddNameValueLine("asset_id", item.AssetID.ToString()); + invString.AddNameValueLine("type", TaskInventoryItem.Types[item.Type]); + invString.AddNameValueLine("inv_type", TaskInventoryItem.InvTypes[item.InvType]); + invString.AddNameValueLine("flags", Utils.UIntToHexString(item.Flags)); + + invString.AddSaleStart(); + invString.AddNameValueLine("sale_type", "not"); + invString.AddNameValueLine("sale_price", "0"); + invString.AddSectionEnd(); + + invString.AddNameValueLine("name", item.Name + "|"); + invString.AddNameValueLine("desc", item.Description + "|"); + + invString.AddNameValueLine("creation_date", item.CreationDate.ToString()); + invString.AddSectionEnd(); + } + } + + m_inventoryFileData = Utils.StringToBytes(invString.BuildString); + return true; } + // No need to recreate, the existing file is fine return false; } @@ -785,83 +840,28 @@ namespace OpenSim.Region.Framework.Scenes /// public void RequestInventoryFile(IClientAPI client, IXfer xferManager) { - bool changed = CreateInventoryFileName(); + bool changed = CreateInventoryFile(); - InventoryStringBuilder invString = new InventoryStringBuilder(m_part.UUID, UUID.Zero); - - lock (m_items) + if (m_inventorySerial == 0) // No inventory { - if (m_inventorySerial == 0) // No inventory - { - client.SendTaskInventory(m_part.UUID, 0, new byte[0]); - return; - } - - client.SendTaskInventory(m_part.UUID, (short)m_inventorySerial, - Util.StringToBytes256(m_inventoryFileName)); - - if (!changed) - { - if (m_inventoryFileData.Length > 2) - { - xferManager.AddNewFile(m_inventoryFileName, - m_inventoryFileData); - return; - } - } - - foreach (TaskInventoryItem item in m_items.Values) - { - UUID ownerID = item.OwnerID; - uint everyoneMask = 0; - uint baseMask = item.BasePermissions; - uint ownerMask = item.CurrentPermissions; - uint groupMask = item.GroupPermissions; - - invString.AddItemStart(); - invString.AddNameValueLine("item_id", item.ItemID.ToString()); - invString.AddNameValueLine("parent_id", m_part.UUID.ToString()); - - invString.AddPermissionsStart(); - - invString.AddNameValueLine("base_mask", Utils.UIntToHexString(baseMask)); - invString.AddNameValueLine("owner_mask", Utils.UIntToHexString(ownerMask)); - invString.AddNameValueLine("group_mask", Utils.UIntToHexString(groupMask)); - invString.AddNameValueLine("everyone_mask", Utils.UIntToHexString(everyoneMask)); - invString.AddNameValueLine("next_owner_mask", Utils.UIntToHexString(item.NextPermissions)); - - invString.AddNameValueLine("creator_id", item.CreatorID.ToString()); - invString.AddNameValueLine("owner_id", ownerID.ToString()); - - invString.AddNameValueLine("last_owner_id", item.LastOwnerID.ToString()); - - invString.AddNameValueLine("group_id", item.GroupID.ToString()); - invString.AddSectionEnd(); - - invString.AddNameValueLine("asset_id", item.AssetID.ToString()); - invString.AddNameValueLine("type", TaskInventoryItem.Types[item.Type]); - invString.AddNameValueLine("inv_type", TaskInventoryItem.InvTypes[item.InvType]); - invString.AddNameValueLine("flags", Utils.UIntToHexString(item.Flags)); - - invString.AddSaleStart(); - invString.AddNameValueLine("sale_type", "not"); - invString.AddNameValueLine("sale_price", "0"); - invString.AddSectionEnd(); - - invString.AddNameValueLine("name", item.Name + "|"); - invString.AddNameValueLine("desc", item.Description + "|"); - - invString.AddNameValueLine("creation_date", item.CreationDate.ToString()); - invString.AddSectionEnd(); - } + client.SendTaskInventory(m_part.UUID, 0, new byte[0]); + return; } - m_inventoryFileData = Utils.StringToBytes(invString.BuildString); + // In principle, we should only do the rest if the inventory changed; + // by sending m_inventorySerial to the client, it ought to know + // that nothing changed and that it doesn't need to request the file. + // Unfortunately, it doesn't look like the client optimizes this; + // the client seems to always come back and request the Xfer, + // no matter what value m_inventorySerial has. if (m_inventoryFileData.Length > 2) - { + // Add the file for Xfer xferManager.AddNewFile(m_inventoryFileName, m_inventoryFileData); - } + + // Tell the client we're ready to Xfer the file + client.SendTaskInventory(m_part.UUID, (short)m_inventorySerial, + Util.StringToBytes256(m_inventoryFileName)); } ///