aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/OpenSim/Grid/InventoryServer/GridInventoryService.cs
blob: 63eeced8851ed2b02312665d94e8081a9f247901 (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
/*
 * 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 OpenSim 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.Reflection;
using System.Threading;
using System.Net;

using libsecondlife;
using log4net;
using Nwc.XmlRpc;

using OpenSim.Framework;
using OpenSim.Framework.Communications;
using OpenSim.Framework.Communications.Cache;

namespace OpenSim.Grid.InventoryServer
{
    /// <summary>
    /// Used on a grid server to satisfy external inventory requests
    /// </summary>
    public class GridInventoryService : InventoryServiceBase
    {
        private static readonly ILog m_log
            = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
        private static readonly int INVENTORY_DEFAULT_SESSION_TIME = 30; // secs

        private string m_userserver_url;
        private AuthedSessionCache m_session_cache = new AuthedSessionCache(INVENTORY_DEFAULT_SESSION_TIME);

        public GridInventoryService(string userserver_url)
        {
            m_userserver_url = userserver_url;
        }

        public bool CheckTrustSource(IPEndPoint peer)
        {
            m_log.InfoFormat("[GRID AGENT INVENTORY]: checking trusted source {0}", peer.ToString());
            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;
                }
            }
            return false;
        }

        public bool CheckAuthSession(string session_id, string avatar_id)
        {
            m_log.InfoFormat("[GRID AGENT INVENTORY]: 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("[GRID AGENT INVENTORY]: 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.Info("[GRID AGENT INVENTORY]: unknown session_id, request rejected");
            return false;
        }

        public override void RequestInventoryForUser(LLUUID userID, InventoryReceiptCallback callback)
        {
        }

        /// <summary>
        /// Return a user's entire inventory
        /// </summary>
        /// <param name="rawUserID"></param>
        /// <returns>The user's inventory.  If an inventory cannot be found then an empty collection is returned.</returns>
        public InventoryCollection GetUserInventory(Guid rawUserID)
        {
            LLUUID userID = new LLUUID(rawUserID);

            m_log.InfoFormat("[GRID AGENT INVENTORY]: Processing request for inventory of {0}", userID);

            // Uncomment me to simulate a slow responding inventory server
            //Thread.Sleep(16000);

            InventoryCollection invCollection = new InventoryCollection();

            List<InventoryFolderBase> allFolders = GetInventorySkeleton(userID);

            if (null == allFolders)
            {
                m_log.WarnFormat("[GRID AGENT INVENTORY]: No inventory found for user {0}", rawUserID);

                return invCollection;
            }

            List<InventoryItemBase> allItems = new List<InventoryItemBase>();

            foreach (InventoryFolderBase folder in allFolders)
            {
                List<InventoryItemBase> items = RequestFolderItems(folder.ID);

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

            invCollection.UserID = userID;
            invCollection.Folders = allFolders;
            invCollection.Items = allItems;

//            foreach (InventoryFolderBase folder in invCollection.Folders)
//            {
//                m_log.DebugFormat("[GRID AGENT INVENTORY]: Sending back folder {0} {1}", folder.Name, folder.ID);
//            }
//
//            foreach (InventoryItemBase item in invCollection.Items)
//            {
//                m_log.DebugFormat("[GRID AGENT INVENTORY]: Sending back item {0} {1}, folder {2}", item.Name, item.ID, item.Folder);
//            }

            m_log.InfoFormat(
                "[GRID AGENT INVENTORY]: Sending back inventory response to user {0} containing {1} folders and {2} items",
                invCollection.UserID, invCollection.Folders.Count, invCollection.Items.Count);

            return invCollection;
        }

        /// <summary>
        /// Guid to UUID wrapper for same name IInventoryServices method
        /// </summary>
        /// <param name="rawUserID"></param>
        /// <returns></returns>
        public List<InventoryFolderBase> GetInventorySkeleton(Guid rawUserID)
        {
            LLUUID userID = new LLUUID(rawUserID);
            return GetInventorySkeleton(userID);
        }

        /// <summary>
        /// Create an inventory for the given user.
        /// </summary>
        /// <param name="rawUserID"></param>
        /// <returns></returns>
        public bool CreateUsersInventory(Guid rawUserID)
        {
            LLUUID userID = new LLUUID(rawUserID);

            m_log.InfoFormat("[GRID AGENT INVENTORY]: Creating new set of inventory folders for user {0}", userID);

            return CreateNewUserInventory(userID);
        }
    }
}