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-rw-r--r--OpenGridServices/OpenGrid.Framework.Data.SQLite/SQLiteGridData.cs190
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diff --git a/OpenGridServices/OpenGrid.Framework.Data.SQLite/SQLiteGridData.cs b/OpenGridServices/OpenGrid.Framework.Data.SQLite/SQLiteGridData.cs
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1/*
2* Copyright (c) Contributors, http://www.openmetaverse.org/
3* See CONTRIBUTORS.TXT for a full list of copyright holders.
4*
5* Redistribution and use in source and binary forms, with or without
6* modification, are permitted provided that the following conditions are met:
7* * Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer.
9* * Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution.
12* * Neither the name of the OpenSim Project nor the
13* names of its contributors may be used to endorse or promote products
14* derived from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS AND ANY
17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*
27*/
28using System;
29using System.Collections.Generic;
30using System.Text;
31using OpenGrid.Framework.Data;
32
33namespace OpenGrid.Framework.Data.SQLite
34{
35 /// <summary>
36 /// A Grid Interface to the SQLite database
37 /// </summary>
38 public class SQLiteGridData : IGridData
39 {
40 /// <summary>
41 /// A database manager
42 /// </summary>
43 private SQLiteManager database;
44
45 /// <summary>
46 /// Initialises the Grid Interface
47 /// </summary>
48 public void Initialise()
49 {
50 database = new SQLiteManager("localhost", "db", "user", "password", "false");
51 }
52
53 /// <summary>
54 /// Shuts down the grid interface
55 /// </summary>
56 public void Close()
57 {
58 database.Close();
59 }
60
61 /// <summary>
62 /// Returns the name of this grid interface
63 /// </summary>
64 /// <returns>A string containing the grid interface</returns>
65 public string getName()
66 {
67 return "SQLite OpenGridData";
68 }
69
70 /// <summary>
71 /// Returns the version of this grid interface
72 /// </summary>
73 /// <returns>A string containing the version</returns>
74 public string getVersion()
75 {
76 return "0.1";
77 }
78
79 /// <summary>
80 /// Returns a list of regions within the specified ranges
81 /// </summary>
82 /// <param name="a">minimum X coordinate</param>
83 /// <param name="b">minimum Y coordinate</param>
84 /// <param name="c">maximum X coordinate</param>
85 /// <param name="d">maximum Y coordinate</param>
86 /// <returns>An array of region profiles</returns>
87 public SimProfileData[] GetProfilesInRange(uint a, uint b, uint c, uint d)
88 {
89 return null;
90 }
91
92 /// <summary>
93 /// Returns a sim profile from it's location
94 /// </summary>
95 /// <param name="handle">Region location handle</param>
96 /// <returns>Sim profile</returns>
97 public SimProfileData GetProfileByHandle(ulong handle)
98 {
99 Dictionary<string, string> param = new Dictionary<string, string>();
100 param["handle"] = handle.ToString();
101
102 System.Data.IDbCommand result = database.Query("SELECT * FROM regions WHERE handle = @handle", param);
103 System.Data.IDataReader reader = result.ExecuteReader();
104
105 SimProfileData row = database.getRow(reader);
106 reader.Close();
107 result.Dispose();
108
109 return row;
110 }
111
112 /// <summary>
113 /// Returns a sim profile from it's UUID
114 /// </summary>
115 /// <param name="uuid">The region UUID</param>
116 /// <returns>The sim profile</returns>
117 public SimProfileData GetProfileByLLUUID(libsecondlife.LLUUID uuid)
118 {
119 Dictionary<string, string> param = new Dictionary<string, string>();
120 param["uuid"] = uuid.ToStringHyphenated();
121
122 System.Data.IDbCommand result = database.Query("SELECT * FROM regions WHERE uuid = @uuid", param);
123 System.Data.IDataReader reader = result.ExecuteReader();
124
125 SimProfileData row = database.getRow(reader);
126 reader.Close();
127 result.Dispose();
128
129 return row;
130 }
131
132 /// <summary>
133 /// Adds a new specified region to the database
134 /// </summary>
135 /// <param name="profile">The profile to add</param>
136 /// <returns>A dataresponse enum indicating success</returns>
137 public DataResponse AddProfile(SimProfileData profile)
138 {
139 if (database.insertRow(profile))
140 {
141 return DataResponse.RESPONSE_OK;
142 }
143 else
144 {
145 return DataResponse.RESPONSE_ERROR;
146 }
147 }
148
149 /// <summary>
150 /// DEPRECIATED. Attempts to authenticate a region by comparing a shared secret.
151 /// </summary>
152 /// <param name="uuid">The UUID of the challenger</param>
153 /// <param name="handle">The attempted regionHandle of the challenger</param>
154 /// <param name="authkey">The secret</param>
155 /// <returns>Whether the secret and regionhandle match the database entry for UUID</returns>
156 public bool AuthenticateSim(libsecondlife.LLUUID uuid, ulong handle, string authkey)
157 {
158 bool throwHissyFit = false; // Should be true by 1.0
159
160 if (throwHissyFit)
161 throw new Exception("CRYPTOWEAK AUTHENTICATE: Refusing to authenticate due to replay potential.");
162
163 SimProfileData data = GetProfileByLLUUID(uuid);
164
165 return (handle == data.regionHandle && authkey == data.regionSecret);
166 }
167
168 /// <summary>
169 /// NOT YET FUNCTIONAL. Provides a cryptographic authentication of a region
170 /// </summary>
171 /// <remarks>This requires a security audit.</remarks>
172 /// <param name="uuid"></param>
173 /// <param name="handle"></param>
174 /// <param name="authhash"></param>
175 /// <param name="challenge"></param>
176 /// <returns></returns>
177 public bool AuthenticateSim(libsecondlife.LLUUID uuid, ulong handle, string authhash, string challenge)
178 {
179 System.Security.Cryptography.SHA512Managed HashProvider = new System.Security.Cryptography.SHA512Managed();
180 System.Text.ASCIIEncoding TextProvider = new ASCIIEncoding();
181
182 byte[] stream = TextProvider.GetBytes(uuid.ToStringHyphenated() + ":" + handle.ToString() + ":" + challenge);
183 byte[] hash = HashProvider.ComputeHash(stream);
184
185 return false;
186 }
187 }
188
189
190}
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