From 02cf9f7e9f879642b1a1b84373b51429e263d532 Mon Sep 17 00:00:00 2001 From: Mike Mazur Date: Mon, 16 Feb 2009 02:26:44 +0000 Subject: Move BrowseFrontend and ReferenceFrontend to OpenSim/Grid/AssetInventoryServer/Plugins. --- .../Plugins/ReferenceFrontendPlugin.cs | 265 +++++++++++++++++++++ 1 file changed, 265 insertions(+) create mode 100644 OpenSim/Grid/AssetInventoryServer/Plugins/ReferenceFrontendPlugin.cs (limited to 'OpenSim/Grid/AssetInventoryServer/Plugins/ReferenceFrontendPlugin.cs') diff --git a/OpenSim/Grid/AssetInventoryServer/Plugins/ReferenceFrontendPlugin.cs b/OpenSim/Grid/AssetInventoryServer/Plugins/ReferenceFrontendPlugin.cs new file mode 100644 index 0000000..fddc385 --- /dev/null +++ b/OpenSim/Grid/AssetInventoryServer/Plugins/ReferenceFrontendPlugin.cs @@ -0,0 +1,265 @@ +/* + * 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.Xml; +using OpenMetaverse; +using OpenMetaverse.StructuredData; +using HttpServer; +using OpenSim.Framework; + +namespace OpenSim.Grid.AssetInventoryServer.Plugins +{ + public class ReferenceFrontendPlugin : IAssetInventoryServerPlugin + { + AssetInventoryServer server; + + public ReferenceFrontendPlugin() + { + } + + #region IPlugin implementation + + public void Initialise(AssetInventoryServer server) + { + this.server = server; + + // Asset metadata request + server.HttpServer.AddHandler("get", null, @"^/[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}/metadata", + MetadataRequestHandler); + + // Asset data request + server.HttpServer.AddHandler("get", null, @"^/[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}/data", + DataRequestHandler); + + // Asset creation + server.HttpServer.AddHandler("post", null, "^/createasset", CreateRequestHandler); + + Logger.Log.Info("[ASSET] Reference Frontend loaded."); + } + + /// + /// Initialises asset interface + /// + public void Initialise() + { + Logger.Log.InfoFormat("[ASSET]: {0} cannot be default-initialized!", Name); + throw new PluginNotInitialisedException(Name); + } + + public void Dispose() + { + } + + public string Version + { + // TODO: this should be something meaningful and not hardcoded? + get { return "0.1"; } + } + + public string Name + { + get { return "AssetInventoryServer Reference asset frontend"; } + } + + #endregion IPlugin implementation + + bool MetadataRequestHandler(IHttpClientContext client, IHttpRequest request, IHttpResponse response) + { + UUID assetID; + // Split the URL up into an AssetID and a method + string[] rawUrl = request.Uri.PathAndQuery.Split('/'); + + if (rawUrl.Length >= 3 && UUID.TryParse(rawUrl[1], out assetID)) + { + UUID authToken = Utils.GetAuthToken(request); + + if (server.AuthorizationProvider.IsMetadataAuthorized(authToken, assetID)) + { + Metadata metadata; + BackendResponse storageResponse = server.StorageProvider.TryFetchMetadata(assetID, out metadata); + + if (storageResponse == BackendResponse.Success) + { + // If the asset data location wasn't specified in the metadata, specify it + // manually here by pointing back to this asset server + if (!metadata.Methods.ContainsKey("data")) + { + metadata.Methods["data"] = new Uri(String.Format("{0}://{1}/{2}/data", + request.Uri.Scheme, request.Uri.Authority, assetID)); + } + + byte[] serializedData = metadata.SerializeToBytes(); + + response.Status = HttpStatusCode.OK; + response.ContentType = "application/json"; + response.ContentLength = serializedData.Length; + response.Body.Write(serializedData, 0, serializedData.Length); + + } + else if (storageResponse == BackendResponse.NotFound) + { + Logger.Log.Warn("Could not find metadata for asset " + assetID.ToString()); + response.Status = HttpStatusCode.NotFound; + } + else + { + response.Status = HttpStatusCode.InternalServerError; + } + } + else + { + response.Status = HttpStatusCode.Forbidden; + } + + return true; + } + + response.Status = HttpStatusCode.NotFound; + return true; + } + + bool DataRequestHandler(IHttpClientContext client, IHttpRequest request, IHttpResponse response) + { + UUID assetID; + // Split the URL up into an AssetID and a method + string[] rawUrl = request.Uri.PathAndQuery.Split('/'); + + if (rawUrl.Length >= 3 && UUID.TryParse(rawUrl[1], out assetID)) + { + UUID authToken = Utils.GetAuthToken(request); + + if (server.AuthorizationProvider.IsDataAuthorized(authToken, assetID)) + { + byte[] assetData; + BackendResponse storageResponse = server.StorageProvider.TryFetchData(assetID, out assetData); + + if (storageResponse == BackendResponse.Success) + { + response.Status = HttpStatusCode.OK; + response.Status = HttpStatusCode.OK; + response.ContentType = "application/octet-stream"; + response.AddHeader("Content-Disposition", "attachment; filename=" + assetID.ToString()); + response.ContentLength = assetData.Length; + response.Body.Write(assetData, 0, assetData.Length); + } + else if (storageResponse == BackendResponse.NotFound) + { + response.Status = HttpStatusCode.NotFound; + } + else + { + response.Status = HttpStatusCode.InternalServerError; + } + } + else + { + response.Status = HttpStatusCode.Forbidden; + } + + return true; + } + + response.Status = HttpStatusCode.BadRequest; + return true; + } + + bool CreateRequestHandler(IHttpClientContext client, IHttpRequest request, IHttpResponse response) + { + UUID authToken = Utils.GetAuthToken(request); + + if (server.AuthorizationProvider.IsCreateAuthorized(authToken)) + { + try + { + OSD osdata = OSDParser.DeserializeJson(request.Body); + + if (osdata.Type == OSDType.Map) + { + OSDMap map = (OSDMap)osdata; + Metadata metadata = new Metadata(); + metadata.Deserialize(map); + + byte[] assetData = map["data"].AsBinary(); + + if (assetData != null && assetData.Length > 0) + { + BackendResponse storageResponse; + + if (metadata.ID != UUID.Zero) + storageResponse = server.StorageProvider.TryCreateAsset(metadata, assetData); + else + storageResponse = server.StorageProvider.TryCreateAsset(metadata, assetData, out metadata.ID); + + if (storageResponse == BackendResponse.Success) + { + response.Status = HttpStatusCode.Created; + OSDMap responseMap = new OSDMap(1); + responseMap["id"] = OSD.FromUUID(metadata.ID); + LitJson.JsonData jsonData = OSDParser.SerializeJson(responseMap); + byte[] responseData = System.Text.Encoding.UTF8.GetBytes(jsonData.ToJson()); + response.Body.Write(responseData, 0, responseData.Length); + response.Body.Flush(); + } + else if (storageResponse == BackendResponse.NotFound) + { + response.Status = HttpStatusCode.NotFound; + } + else + { + response.Status = HttpStatusCode.InternalServerError; + } + } + else + { + response.Status = HttpStatusCode.BadRequest; + } + } + else + { + response.Status = HttpStatusCode.BadRequest; + } + } + catch (Exception ex) + { + response.Status = HttpStatusCode.InternalServerError; + response.Reason = ex.Message; + } + } + else + { + response.Status = HttpStatusCode.Forbidden; + } + + return true; + } + } +} -- cgit v1.1