aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/OpenSim/Server/Handlers/Inventory/InventoryServerInConnector.cs
blob: 10336b00fd9424a151a3bcaf9395ad7aed56d29f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
/*
 * Copyright (c) Contributors, http://opensimulator.org/
 * See CONTRIBUTORS.TXT for a full list of copyright holders.
 *
 * 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 OpenSimulator Project 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 DEVELOPERS ``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 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;
using System.Collections.Generic;
using System.Net;
using System.Reflection;
using log4net;
using Nini.Config;
using Nwc.XmlRpc;
using OpenSim.Server.Base;
using OpenSim.Services.Interfaces;
using OpenSim.Framework;
using OpenSim.Framework.Servers.HttpServer;
using OpenSim.Server.Handlers.Base;
using OpenMetaverse;

namespace OpenSim.Server.Handlers.Inventory
{
    public class InventoryServiceInConnector : ServiceConnector
    {
        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);

        private IInventoryService m_InventoryService;

        private bool m_doLookup = false;

        //private static readonly int INVENTORY_DEFAULT_SESSION_TIME = 30; // secs
        //private AuthedSessionCache m_session_cache = new AuthedSessionCache(INVENTORY_DEFAULT_SESSION_TIME);

        private string m_userserver_url;

        public InventoryServiceInConnector(IConfigSource config, IHttpServer server) :
                base(config, server)
        {
            IConfig serverConfig = config.Configs["InventoryService"];
            if (serverConfig == null)
                throw new Exception("No section 'InventoryService' in config file");

            string inventoryService = serverConfig.GetString("LocalServiceModule",
                    String.Empty);

            if (inventoryService == String.Empty)
                throw new Exception("No InventoryService in config file");

            Object[] args = new Object[] { config };
            m_InventoryService =
                    ServerUtils.LoadPlugin<IInventoryService>(inventoryService, args);

            m_userserver_url = serverConfig.GetString("UserServerURI", String.Empty);
            m_doLookup = serverConfig.GetBoolean("SessionAuthentication", false);

            AddHttpHandlers(server);
        }

        protected virtual void AddHttpHandlers(IHttpServer m_httpServer)
        {
            m_httpServer.AddStreamHandler(
                new RestDeserialiseSecureHandler<Guid, InventoryCollection>(
                    "POST", "/GetInventory/", GetUserInventory, CheckAuthSession));

            m_httpServer.AddStreamHandler(
                new RestDeserialiseSecureHandler<Guid, List<InventoryFolderBase>>(
                "POST", "/SystemFolders/", GetSystemFolders, CheckAuthSession));

            m_httpServer.AddStreamHandler(
                new RestDeserialiseSecureHandler<Guid, InventoryCollection>(
                "POST", "/GetFolderContent/", GetFolderContent, CheckAuthSession));
            
            m_httpServer.AddStreamHandler(
                new RestDeserialiseSecureHandler<InventoryFolderBase, bool>(
                    "POST", "/UpdateFolder/", m_InventoryService.UpdateFolder, CheckAuthSession));

            m_httpServer.AddStreamHandler(
                new RestDeserialiseSecureHandler<InventoryFolderBase, bool>(
                    "POST", "/MoveFolder/", m_InventoryService.MoveFolder, CheckAuthSession));

            m_httpServer.AddStreamHandler(
                new RestDeserialiseSecureHandler<InventoryFolderBase, bool>(
                    "POST", "/PurgeFolder/", m_InventoryService.PurgeFolder, CheckAuthSession));

            m_httpServer.AddStreamHandler(
                new RestDeserialiseSecureHandler<List<Guid>, bool>(
                    "POST", "/DeleteItem/", DeleteItems, CheckAuthSession));

            m_httpServer.AddStreamHandler(
                new RestDeserialiseSecureHandler<InventoryItemBase, InventoryItemBase>(
                    "POST", "/QueryItem/", m_InventoryService.GetItem, CheckAuthSession));

            m_httpServer.AddStreamHandler(
                new RestDeserialiseSecureHandler<InventoryFolderBase, InventoryFolderBase>(
                    "POST", "/QueryFolder/", m_InventoryService.GetFolder, CheckAuthSession));

            m_httpServer.AddStreamHandler(
                new RestDeserialiseTrustedHandler<Guid, bool>(
                    "POST", "/CreateInventory/", CreateUsersInventory, CheckTrustSource));

            m_httpServer.AddStreamHandler(
                new RestDeserialiseSecureHandler<InventoryFolderBase, bool>(
                    "POST", "/NewFolder/", m_InventoryService.AddFolder, CheckAuthSession));

            m_httpServer.AddStreamHandler(
                new RestDeserialiseSecureHandler<InventoryFolderBase, bool>(
                    "POST", "/CreateFolder/", m_InventoryService.AddFolder, CheckAuthSession));

            m_httpServer.AddStreamHandler(
                new RestDeserialiseSecureHandler<InventoryItemBase, bool>(
                    "POST", "/NewItem/", m_InventoryService.AddItem, CheckAuthSession));

            m_httpServer.AddStreamHandler(
             new RestDeserialiseTrustedHandler<InventoryItemBase, bool>(
                 "POST", "/AddNewItem/", m_InventoryService.AddItem, CheckTrustSource));

            m_httpServer.AddStreamHandler(
                new RestDeserialiseSecureHandler<Guid, List<InventoryItemBase>>(
                    "POST", "/GetItems/", GetFolderItems, CheckAuthSession));

            m_httpServer.AddStreamHandler(
                new RestDeserialiseSecureHandler<List<InventoryItemBase>, bool>(
                    "POST", "/MoveItems/", MoveItems, CheckAuthSession));

            m_httpServer.AddStreamHandler(new InventoryServerMoveItemsHandler(m_InventoryService));

            
            // for persistent active gestures
            m_httpServer.AddStreamHandler(
                new RestDeserialiseTrustedHandler<Guid, List<InventoryItemBase>>
                    ("POST", "/ActiveGestures/", GetActiveGestures, CheckTrustSource));

            // WARNING: Root folders no longer just delivers the root and immediate child folders (e.g
            // system folders such as Objects, Textures), but it now returns the entire inventory skeleton.
            // It would have been better to rename this request, but complexities in the BaseHttpServer
            // (e.g. any http request not found is automatically treated as an xmlrpc request) make it easier
            // to do this for now.
            m_httpServer.AddStreamHandler(
                new RestDeserialiseTrustedHandler<Guid, List<InventoryFolderBase>>
                    ("POST", "/RootFolders/", GetInventorySkeleton, CheckTrustSource));

            m_httpServer.AddStreamHandler(
                new RestDeserialiseTrustedHandler<InventoryItemBase, int>
                ("POST", "/AssetPermissions/", GetAssetPermissions, CheckTrustSource));

        }

        #region Wrappers for converting the Guid parameter

        public InventoryCollection GetUserInventory(Guid guid)
        {
            UUID userID = new UUID(guid);
            return m_InventoryService.GetUserInventory(userID);
        }

        public List<InventoryFolderBase> GetSystemFolders(Guid guid)
        {
            UUID userID = new UUID(guid);
            return new List<InventoryFolderBase>(GetSystemFolders(userID).Values);
        }

        // This shouldn't be here, it should be in the inventory service.
        // But I don't want to deal with types and dependencies for now.
        private Dictionary<AssetType, InventoryFolderBase> GetSystemFolders(UUID userID)
        {
            InventoryFolderBase root = m_InventoryService.GetRootFolder(userID);
            if (root != null)
            {
                InventoryCollection content = m_InventoryService.GetFolderContent(userID, root.ID);
                if (content != null)
                {
                    Dictionary<AssetType, InventoryFolderBase> folders = new Dictionary<AssetType, InventoryFolderBase>();
                    foreach (InventoryFolderBase folder in content.Folders)
                    {
                        if ((folder.Type != (short)AssetType.Folder) && (folder.Type != (short)AssetType.Unknown))
                            folders[(AssetType)folder.Type] = folder;
                    }
                    // Put the root folder there, as type Folder
                    folders[AssetType.Folder] = root;
                    return folders;
                }
            }
            m_log.WarnFormat("[INVENTORY SERVICE]: System folders for {0} not found", userID);
            return new Dictionary<AssetType, InventoryFolderBase>();
        }

        public InventoryCollection GetFolderContent(Guid guid)
        {
            return m_InventoryService.GetFolderContent(UUID.Zero, new UUID(guid));
        }

        public List<InventoryItemBase> GetFolderItems(Guid folderID)
        {
            List<InventoryItemBase> allItems = new List<InventoryItemBase>();

            // TODO: UUID.Zero is passed as the userID here, making the old assumption that the OpenSim
            // inventory server only has a single inventory database and not per-user inventory databases.
            // This could be changed but it requirs a bit of hackery to pass another parameter into this
            // callback
            List<InventoryItemBase> items = m_InventoryService.GetFolderItems(UUID.Zero, new UUID(folderID));

            if (items != null)
            {
                allItems.InsertRange(0, items);
            }
            return allItems;
        }

        public bool CreateUsersInventory(Guid rawUserID)
        {
            UUID userID = new UUID(rawUserID);


            return m_InventoryService.CreateUserInventory(userID);
        }

        public List<InventoryItemBase> GetActiveGestures(Guid rawUserID)
        {
            UUID userID = new UUID(rawUserID);

            return m_InventoryService.GetActiveGestures(userID);
        }

        public List<InventoryFolderBase> GetInventorySkeleton(Guid rawUserID)
        {
            UUID userID = new UUID(rawUserID);
            return m_InventoryService.GetInventorySkeleton(userID);
        }

        public int GetAssetPermissions(InventoryItemBase item)
        {
            return m_InventoryService.GetAssetPermissions(item.Owner, item.AssetID);
        }

        public bool DeleteItems(List<Guid> items)
        {
            List<UUID> uuids = new List<UUID>();
            foreach (Guid g in items)
                uuids.Add(new UUID(g));
            // oops we lost the user info here. Bad bad handlers
            return m_InventoryService.DeleteItems(UUID.Zero, uuids);
        }

        public bool MoveItems(List<InventoryItemBase> items)
        {
            // oops we lost the user info here. Bad bad handlers
            // let's peek at one item
            UUID ownerID = UUID.Zero;
            if (items.Count > 0)
                ownerID = items[0].Owner;
            return m_InventoryService.MoveItems(ownerID, items);
        }
        #endregion

        /// <summary>
        /// Check that the source of an inventory request is one that we trust.
        /// </summary>
        /// <param name="peer"></param>
        /// <returns></returns>
        public bool CheckTrustSource(IPEndPoint peer)
        {
            if (m_doLookup)
            {
                m_log.InfoFormat("[INVENTORY IN CONNECTOR]: Checking trusted source {0}", peer);
                UriBuilder ub = new UriBuilder(m_userserver_url);
                IPAddress[] uaddrs = Dns.GetHostAddresses(ub.Host);
                foreach (IPAddress uaddr in uaddrs)
                {
                    if (uaddr.Equals(peer.Address))
                    {
                        return true;
                    }
                }

                m_log.WarnFormat(
                    "[INVENTORY IN CONNECTOR]: Rejecting request since source {0} was not in the list of trusted sources",
                    peer);

                return false;
            }
            else
            {
                return true;
            }
        }

        /// <summary>
        /// Check that the source of an inventory request for a particular agent is a current session belonging to
        /// that agent.
        /// </summary>
        /// <param name="session_id"></param>
        /// <param name="avatar_id"></param>
        /// <returns></returns>
        public bool CheckAuthSession(string session_id, string avatar_id)
        {
            if (m_doLookup)
            {
                m_log.InfoFormat("[INVENTORY IN CONNECTOR]: checking authed session {0} {1}", session_id, avatar_id);

                //if (m_session_cache.getCachedSession(session_id, avatar_id) == null)
                //{
                    // cache miss, ask userserver
                    Hashtable requestData = new Hashtable();
                    requestData["avatar_uuid"] = avatar_id;
                    requestData["session_id"] = session_id;
                    ArrayList SendParams = new ArrayList();
                    SendParams.Add(requestData);
                    XmlRpcRequest UserReq = new XmlRpcRequest("check_auth_session", SendParams);
                    XmlRpcResponse UserResp = UserReq.Send(m_userserver_url, 3000);

                    Hashtable responseData = (Hashtable)UserResp.Value;
                    if (responseData.ContainsKey("auth_session") && responseData["auth_session"].ToString() == "TRUE")
                    {
                        m_log.Info("[INVENTORY IN CONNECTOR]: got authed session from userserver");
                        //// add to cache; the session time will be automatically renewed
                        //m_session_cache.Add(session_id, avatar_id);
                        return true;
                    }
                //}
                //else
                //{
                //    // cache hits
                //    m_log.Info("[GRID AGENT INVENTORY]: got authed session from cache");
                //    return true;
                //}

                    m_log.Warn("[INVENTORY IN CONNECTOR]: unknown session_id, request rejected");
                return false;
            }
            else
            {
                return true;
            }
        }

    }
}