1 files changed, 260 insertions, 260 deletions

diff --git a/OpenSim/Grid/AssetInventoryServer/Extensions/SimpleStorage.cs b/OpenSim/Grid/AssetInventoryServer/Extensions/SimpleStorage.cs
index c9cf138..9456ef5 100644
--- a/OpenSim/Grid/AssetInventoryServer/Extensions/SimpleStorage.cs
+++ b/OpenSim/Grid/AssetInventoryServer/Extensions/SimpleStorage.cs
@@ -1,260 +1,260 @@
-/*

- * Copyright (c) 2008 Intel Corporation

- * All rights reserved.

- * Redistribution and use in source and binary forms, with or without

- * modification, are permitted provided that the following conditions

- * are met:

- *

- * -- Redistributions of source code must retain the above copyright

- *    notice, this list of conditions and the following disclaimer.

- * -- Redistributions in binary form must reproduce the above copyright

- *    notice, this list of conditions and the following disclaimer in the

- *    documentation and/or other materials provided with the distribution.

- * -- Neither the name of the Intel Corporation nor the names of its

- *    contributors may be used to endorse or promote products derived from

- *    this software without specific prior written permission.

- *

- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

- * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A

- * PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE INTEL OR ITS

- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF

- * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING

- * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS

- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

- */

-

-using System;

-using System.Collections.Generic;

-using System.Net;

-using System.IO;

-using ExtensionLoader;

-using OpenMetaverse;

-using OpenMetaverse.StructuredData;

-

-namespace OpenSim.Grid.AssetInventoryServer.Extensions

-{

-    public class SimpleStorage : IExtension<AssetInventoryServer>, IStorageProvider

-    {

-        const string EXTENSION_NAME = ""; // Used in metrics reporting

-        const string DEFAULT_DATA_DIR = "SimpleAssets";

-        const string TEMP_DATA_DIR = "SimpleAssetsTemp";

-

-        AssetInventoryServer server;

-        Dictionary<UUID, Metadata> metadataStorage;

-        Dictionary<UUID, string> filenames;

-

-        public SimpleStorage()

-        {

-        }

-

-        #region Required Interfaces

-

-        public void Start(AssetInventoryServer server)

-        {

-            this.server = server;

-            metadataStorage = new Dictionary<UUID, Metadata>();

-            filenames = new Dictionary<UUID, string>();

-

-            LoadFiles(DEFAULT_DATA_DIR, false);

-            LoadFiles(TEMP_DATA_DIR, true);

-

-            Logger.Log.InfoFormat("Initialized the store index with metadata for {0} assets",

-                metadataStorage.Count);

-        }

-

-        public void Stop()

-        {

-            WipeTemporary();

-        }

-

-        public BackendResponse TryFetchMetadata(UUID assetID, out Metadata metadata)

-        {

-            metadata = null;

-            BackendResponse ret;

-

-            if (metadataStorage.TryGetValue(assetID, out metadata))

-                ret = BackendResponse.Success;

-            else

-                ret = BackendResponse.NotFound;

-

-            server.MetricsProvider.LogAssetMetadataFetch(EXTENSION_NAME, ret, assetID, DateTime.Now);

-            return ret;

-        }

-

-        public BackendResponse TryFetchData(UUID assetID, out byte[] assetData)

-        {

-            assetData = null;

-            string filename;

-            BackendResponse ret;

-

-            if (filenames.TryGetValue(assetID, out filename))

-            {

-                try

-                {

-                    assetData = File.ReadAllBytes(filename);

-                    ret = BackendResponse.Success;

-                }

-                catch (Exception ex)

-                {

-                    Logger.Log.ErrorFormat("Failed reading data for asset {0} from {1}: {2}", assetID, filename, ex.Message);

-                    ret = BackendResponse.Failure;

-                }

-            }

-            else

-            {

-                ret = BackendResponse.NotFound;

-            }

-

-            server.MetricsProvider.LogAssetDataFetch(EXTENSION_NAME, ret, assetID, (assetData != null ? assetData.Length : 0), DateTime.Now);

-            return ret;

-        }

-

-        public BackendResponse TryFetchDataMetadata(UUID assetID, out Metadata metadata, out byte[] assetData)

-        {

-            metadata = null;

-            assetData = null;

-            string filename;

-            BackendResponse ret;

-

-            if (metadataStorage.TryGetValue(assetID, out metadata) &&

-                    filenames.TryGetValue(assetID, out filename))

-            {

-                try

-                {

-                    assetData = File.ReadAllBytes(filename);

-                    ret = BackendResponse.Success;

-                }

-                catch (Exception ex)

-                {

-                    Logger.Log.ErrorFormat("Failed reading data for asset {0} from {1}: {2}", assetID, filename, ex.Message);

-                    ret = BackendResponse.Failure;

-                }

-            }

-            else

-            {

-                ret = BackendResponse.NotFound;

-            }

-

-            server.MetricsProvider.LogAssetMetadataFetch(EXTENSION_NAME, ret, assetID, DateTime.Now);

-            server.MetricsProvider.LogAssetDataFetch(EXTENSION_NAME, ret, assetID, (assetData != null ? assetData.Length : 0), DateTime.Now);

-            return ret;

-        }

-

-        public BackendResponse TryCreateAsset(Metadata metadata, byte[] assetData, out UUID assetID)

-        {

-            assetID = metadata.ID = UUID.Random();

-            return TryCreateAsset(metadata, assetData);

-        }

-

-        public BackendResponse TryCreateAsset(Metadata metadata, byte[] assetData)

-        {

-            BackendResponse ret;

-

-            string path;

-            string filename = String.Format("{0}.{1}", metadata.ID, Utils.ContentTypeToExtension(metadata.ContentType));

-

-            if (metadata.Temporary)

-                path = Path.Combine(TEMP_DATA_DIR, filename);

-            else

-                path = Path.Combine(DEFAULT_DATA_DIR, filename);

-

-            try

-            {

-                File.WriteAllBytes(path, assetData);

-                lock (filenames) filenames[metadata.ID] = path;

-

-                // Set the creation date to right now

-                metadata.CreationDate = DateTime.Now;

-

-                lock (metadataStorage)

-                    metadataStorage[metadata.ID] = metadata;

-

-                ret = BackendResponse.Success;

-            }

-            catch (Exception ex)

-            {

-                Logger.Log.ErrorFormat("Failed writing data for asset {0} to {1}: {2}", metadata.ID, filename, ex.Message);

-                ret = BackendResponse.Failure;

-            }

-

-            server.MetricsProvider.LogAssetCreate(EXTENSION_NAME, ret, metadata.ID, assetData.Length, DateTime.Now);

-            return ret;

-        }

-

-        public int ForEach(Action<Metadata> action, int start, int count)

-        {

-            int rowCount = 0;

-

-            lock (metadataStorage)

-            {

-                foreach (Metadata metadata in metadataStorage.Values)

-                {

-                    action(metadata);

-                    ++rowCount;

-                }

-            }

-

-            return rowCount;

-        }

-

-        #endregion Required Interfaces

-

-        public void WipeTemporary()

-        {

-            if (Directory.Exists(TEMP_DATA_DIR))

-            {

-                try { Directory.Delete(TEMP_DATA_DIR); }

-                catch (Exception ex) { Logger.Log.Error(ex.Message); }

-            }

-        }

-

-        void LoadFiles(string folder, bool temporary)

-        {

-            // Try to create the directory if it doesn't already exist

-            if (!Directory.Exists(folder))

-            {

-                try { Directory.CreateDirectory(folder); }

-                catch (Exception ex)

-                {

-                    Logger.Log.Warn(ex.Message);

-                    return;

-                }

-            }

-

-            lock (metadataStorage)

-            {

-                try

-                {

-                    string[] assets = Directory.GetFiles(folder);

-

-                    for (int i = 0; i < assets.Length; i++)

-                    {

-                        string filename = assets[i];

-                        byte[] data = File.ReadAllBytes(filename);

-

-                        Metadata metadata = new Metadata();

-                        metadata.CreationDate = File.GetCreationTime(filename);

-                        metadata.Description = String.Empty;

-                        metadata.ID = SimpleUtils.ParseUUIDFromFilename(filename);

-                        metadata.Name = SimpleUtils.ParseNameFromFilename(filename);

-                        metadata.SHA1 = OpenMetaverse.Utils.SHA1(data);

-                        metadata.Temporary = false;

-                        metadata.ContentType = Utils.ExtensionToContentType(Path.GetExtension(filename).TrimStart('.'));

-

-                        // Store the loaded data

-                        metadataStorage[metadata.ID] = metadata;

-                        filenames[metadata.ID] = filename;

-                    }

-                }

-                catch (Exception ex)

-                {

-                    Logger.Log.Warn(ex.Message);

-                }

-            }

-        }

-    }

-}

+/*
+ * Copyright (c) 2008 Intel Corporation
+ * All rights reserved.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * -- Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * -- Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * -- Neither the name of the Intel Corporation nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+ * PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE INTEL OR ITS
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+using System;
+using System.Collections.Generic;
+using System.Net;
+using System.IO;
+using ExtensionLoader;
+using OpenMetaverse;
+using OpenMetaverse.StructuredData;
+
+namespace OpenSim.Grid.AssetInventoryServer.Extensions
+{
+    public class SimpleStorage : IExtension<AssetInventoryServer>, IStorageProvider
+    {
+        const string EXTENSION_NAME = ""; // Used in metrics reporting
+        const string DEFAULT_DATA_DIR = "SimpleAssets";
+        const string TEMP_DATA_DIR = "SimpleAssetsTemp";
+
+        AssetInventoryServer server;
+        Dictionary<UUID, Metadata> metadataStorage;
+        Dictionary<UUID, string> filenames;
+
+        public SimpleStorage()
+        {
+        }
+
+        #region Required Interfaces
+
+        public void Start(AssetInventoryServer server)
+        {
+            this.server = server;
+            metadataStorage = new Dictionary<UUID, Metadata>();
+            filenames = new Dictionary<UUID, string>();
+
+            LoadFiles(DEFAULT_DATA_DIR, false);
+            LoadFiles(TEMP_DATA_DIR, true);
+
+            Logger.Log.InfoFormat("Initialized the store index with metadata for {0} assets",
+                metadataStorage.Count);
+        }
+
+        public void Stop()
+        {
+            WipeTemporary();
+        }
+
+        public BackendResponse TryFetchMetadata(UUID assetID, out Metadata metadata)
+        {
+            metadata = null;
+            BackendResponse ret;
+
+            if (metadataStorage.TryGetValue(assetID, out metadata))
+                ret = BackendResponse.Success;
+            else
+                ret = BackendResponse.NotFound;
+
+            server.MetricsProvider.LogAssetMetadataFetch(EXTENSION_NAME, ret, assetID, DateTime.Now);
+            return ret;
+        }
+
+        public BackendResponse TryFetchData(UUID assetID, out byte[] assetData)
+        {
+            assetData = null;
+            string filename;
+            BackendResponse ret;
+
+            if (filenames.TryGetValue(assetID, out filename))
+            {
+                try
+                {
+                    assetData = File.ReadAllBytes(filename);
+                    ret = BackendResponse.Success;
+                }
+                catch (Exception ex)
+                {
+                    Logger.Log.ErrorFormat("Failed reading data for asset {0} from {1}: {2}", assetID, filename, ex.Message);
+                    ret = BackendResponse.Failure;
+                }
+            }
+            else
+            {
+                ret = BackendResponse.NotFound;
+            }
+
+            server.MetricsProvider.LogAssetDataFetch(EXTENSION_NAME, ret, assetID, (assetData != null ? assetData.Length : 0), DateTime.Now);
+            return ret;
+        }
+
+        public BackendResponse TryFetchDataMetadata(UUID assetID, out Metadata metadata, out byte[] assetData)
+        {
+            metadata = null;
+            assetData = null;
+            string filename;
+            BackendResponse ret;
+
+            if (metadataStorage.TryGetValue(assetID, out metadata) &&
+                    filenames.TryGetValue(assetID, out filename))
+            {
+                try
+                {
+                    assetData = File.ReadAllBytes(filename);
+                    ret = BackendResponse.Success;
+                }
+                catch (Exception ex)
+                {
+                    Logger.Log.ErrorFormat("Failed reading data for asset {0} from {1}: {2}", assetID, filename, ex.Message);
+                    ret = BackendResponse.Failure;
+                }
+            }
+            else
+            {
+                ret = BackendResponse.NotFound;
+            }
+
+            server.MetricsProvider.LogAssetMetadataFetch(EXTENSION_NAME, ret, assetID, DateTime.Now);
+            server.MetricsProvider.LogAssetDataFetch(EXTENSION_NAME, ret, assetID, (assetData != null ? assetData.Length : 0), DateTime.Now);
+            return ret;
+        }
+
+        public BackendResponse TryCreateAsset(Metadata metadata, byte[] assetData, out UUID assetID)
+        {
+            assetID = metadata.ID = UUID.Random();
+            return TryCreateAsset(metadata, assetData);
+        }
+
+        public BackendResponse TryCreateAsset(Metadata metadata, byte[] assetData)
+        {
+            BackendResponse ret;
+
+            string path;
+            string filename = String.Format("{0}.{1}", metadata.ID, Utils.ContentTypeToExtension(metadata.ContentType));
+
+            if (metadata.Temporary)
+                path = Path.Combine(TEMP_DATA_DIR, filename);
+            else
+                path = Path.Combine(DEFAULT_DATA_DIR, filename);
+
+            try
+            {
+                File.WriteAllBytes(path, assetData);
+                lock (filenames) filenames[metadata.ID] = path;
+
+                // Set the creation date to right now
+                metadata.CreationDate = DateTime.Now;
+
+                lock (metadataStorage)
+                    metadataStorage[metadata.ID] = metadata;
+
+                ret = BackendResponse.Success;
+            }
+            catch (Exception ex)
+            {
+                Logger.Log.ErrorFormat("Failed writing data for asset {0} to {1}: {2}", metadata.ID, filename, ex.Message);
+                ret = BackendResponse.Failure;
+            }
+
+            server.MetricsProvider.LogAssetCreate(EXTENSION_NAME, ret, metadata.ID, assetData.Length, DateTime.Now);
+            return ret;
+        }
+
+        public int ForEach(Action<Metadata> action, int start, int count)
+        {
+            int rowCount = 0;
+
+            lock (metadataStorage)
+            {
+                foreach (Metadata metadata in metadataStorage.Values)
+                {
+                    action(metadata);
+                    ++rowCount;
+                }
+            }
+
+            return rowCount;
+        }
+
+        #endregion Required Interfaces
+
+        public void WipeTemporary()
+        {
+            if (Directory.Exists(TEMP_DATA_DIR))
+            {
+                try { Directory.Delete(TEMP_DATA_DIR); }
+                catch (Exception ex) { Logger.Log.Error(ex.Message); }
+            }
+        }
+
+        void LoadFiles(string folder, bool temporary)
+        {
+            // Try to create the directory if it doesn't already exist
+            if (!Directory.Exists(folder))
+            {
+                try { Directory.CreateDirectory(folder); }
+                catch (Exception ex)
+                {
+                    Logger.Log.Warn(ex.Message);
+                    return;
+                }
+            }
+
+            lock (metadataStorage)
+            {
+                try
+                {
+                    string[] assets = Directory.GetFiles(folder);
+
+                    for (int i = 0; i < assets.Length; i++)
+                    {
+                        string filename = assets[i];
+                        byte[] data = File.ReadAllBytes(filename);
+
+                        Metadata metadata = new Metadata();
+                        metadata.CreationDate = File.GetCreationTime(filename);
+                        metadata.Description = String.Empty;
+                        metadata.ID = SimpleUtils.ParseUUIDFromFilename(filename);
+                        metadata.Name = SimpleUtils.ParseNameFromFilename(filename);
+                        metadata.SHA1 = OpenMetaverse.Utils.SHA1(data);
+                        metadata.Temporary = false;
+                        metadata.ContentType = Utils.ExtensionToContentType(Path.GetExtension(filename).TrimStart('.'));
+
+                        // Store the loaded data
+                        metadataStorage[metadata.ID] = metadata;
+                        filenames[metadata.ID] = filename;
+                    }
+                }
+                catch (Exception ex)
+                {
+                    Logger.Log.Warn(ex.Message);
+                }
+            }
+        }
+    }
+}