diff options
Diffstat (limited to 'OpenSim/Grid/MessagingServer.Modules/MessageRegionModule.cs')
-rw-r--r-- | OpenSim/Grid/MessagingServer.Modules/MessageRegionModule.cs | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/OpenSim/Grid/MessagingServer.Modules/MessageRegionModule.cs b/OpenSim/Grid/MessagingServer.Modules/MessageRegionModule.cs new file mode 100644 index 0000000..f77ef4b --- /dev/null +++ b/OpenSim/Grid/MessagingServer.Modules/MessageRegionModule.cs | |||
@@ -0,0 +1,213 @@ | |||
1 | /* | ||
2 | * Copyright (c) Contributors, http://opensimulator.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 | |||
28 | using System; | ||
29 | using System.Collections; | ||
30 | using System.Collections.Generic; | ||
31 | using System.Net; | ||
32 | using System.Reflection; | ||
33 | using System.Threading; | ||
34 | using System.Timers; | ||
35 | using log4net; | ||
36 | using Nwc.XmlRpc; | ||
37 | using OpenMetaverse; | ||
38 | using OpenSim.Data; | ||
39 | using OpenSim.Framework; | ||
40 | using OpenSim.Grid.Framework; | ||
41 | using Timer = System.Timers.Timer; | ||
42 | |||
43 | namespace OpenSim.Grid.MessagingServer.Modules | ||
44 | { | ||
45 | public class MessageRegionModule : IMessageRegionService | ||
46 | { | ||
47 | private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); | ||
48 | |||
49 | private MessageServerConfig m_cfg; | ||
50 | |||
51 | private IMessageUserServerService m_userServerModule; | ||
52 | |||
53 | private IUGAIMCore m_messageCore; | ||
54 | |||
55 | // a dictionary of all current regions this server knows about | ||
56 | private Dictionary<ulong, RegionProfileData> m_regionInfoCache = new Dictionary<ulong, RegionProfileData>(); | ||
57 | |||
58 | public MessageRegionModule(MessageServerConfig config, IUGAIMCore messageCore) | ||
59 | { | ||
60 | m_cfg = config; | ||
61 | m_messageCore = messageCore; | ||
62 | } | ||
63 | |||
64 | public void Initialise() | ||
65 | { | ||
66 | m_messageCore.RegisterInterface<IMessageRegionService>(this); | ||
67 | } | ||
68 | |||
69 | public void PostInitialise() | ||
70 | { | ||
71 | IMessageUserServerService messageUserServer; | ||
72 | if (m_messageCore.TryGet<IMessageUserServerService>(out messageUserServer)) | ||
73 | { | ||
74 | m_userServerModule = messageUserServer; | ||
75 | } | ||
76 | } | ||
77 | |||
78 | public void RegisterHandlers() | ||
79 | { | ||
80 | //have these in separate method as some servers restart the http server and reregister all the handlers. | ||
81 | |||
82 | } | ||
83 | |||
84 | /// <summary> | ||
85 | /// Gets and caches a RegionInfo object from the gridserver based on regionhandle | ||
86 | /// if the regionhandle is already cached, use the cached values | ||
87 | /// Gets called by lots of threads!!!!! | ||
88 | /// </summary> | ||
89 | /// <param name="regionhandle">handle to the XY of the region we're looking for</param> | ||
90 | /// <returns>A RegionInfo object to stick in the presence info</returns> | ||
91 | public RegionProfileData GetRegionInfo(ulong regionhandle) | ||
92 | { | ||
93 | RegionProfileData regionInfo = null; | ||
94 | |||
95 | lock (m_regionInfoCache) | ||
96 | { | ||
97 | m_regionInfoCache.TryGetValue(regionhandle, out regionInfo); | ||
98 | } | ||
99 | |||
100 | if (regionInfo == null) // not found in cache | ||
101 | { | ||
102 | regionInfo = RequestRegionInfo(regionhandle); | ||
103 | |||
104 | if (regionInfo != null) // lookup was successful | ||
105 | { | ||
106 | lock (m_regionInfoCache) | ||
107 | { | ||
108 | m_regionInfoCache[regionhandle] = regionInfo; | ||
109 | } | ||
110 | } | ||
111 | } | ||
112 | |||
113 | return regionInfo; | ||
114 | } | ||
115 | |||
116 | public int ClearRegionCache() | ||
117 | { | ||
118 | int cachecount = 0; | ||
119 | |||
120 | lock (m_regionInfoCache) | ||
121 | { | ||
122 | cachecount = m_regionInfoCache.Count; | ||
123 | m_regionInfoCache.Clear(); | ||
124 | } | ||
125 | |||
126 | return cachecount; | ||
127 | } | ||
128 | |||
129 | /// <summary> | ||
130 | /// Get RegionProfileData from the GridServer. | ||
131 | /// We'll cache this information in GetRegionInfo and use it for presence updates | ||
132 | /// </summary> | ||
133 | /// <param name="regionHandle"></param> | ||
134 | /// <returns></returns> | ||
135 | public RegionProfileData RequestRegionInfo(ulong regionHandle) | ||
136 | { | ||
137 | RegionProfileData regionProfile = null; | ||
138 | try | ||
139 | { | ||
140 | Hashtable requestData = new Hashtable(); | ||
141 | requestData["region_handle"] = regionHandle.ToString(); | ||
142 | requestData["authkey"] = m_cfg.GridSendKey; | ||
143 | |||
144 | ArrayList SendParams = new ArrayList(); | ||
145 | SendParams.Add(requestData); | ||
146 | |||
147 | XmlRpcRequest GridReq = new XmlRpcRequest("simulator_data_request", SendParams); | ||
148 | |||
149 | XmlRpcResponse GridResp = GridReq.Send(m_cfg.GridServerURL, 3000); | ||
150 | |||
151 | Hashtable responseData = (Hashtable)GridResp.Value; | ||
152 | |||
153 | if (responseData.ContainsKey("error")) | ||
154 | { | ||
155 | m_log.Error("[GRID]: error received from grid server" + responseData["error"]); | ||
156 | return null; | ||
157 | } | ||
158 | |||
159 | uint regX = Convert.ToUInt32((string)responseData["region_locx"]); | ||
160 | uint regY = Convert.ToUInt32((string)responseData["region_locy"]); | ||
161 | string internalIpStr = (string)responseData["sim_ip"]; | ||
162 | |||
163 | regionProfile = new RegionProfileData(); | ||
164 | regionProfile.httpPort = (uint)Convert.ToInt32((string)responseData["http_port"]); | ||
165 | regionProfile.httpServerURI = "http://" + internalIpStr + ":" + regionProfile.httpPort + "/"; | ||
166 | regionProfile.regionHandle = Utils.UIntsToLong((regX * Constants.RegionSize), (regY * Constants.RegionSize)); | ||
167 | regionProfile.regionLocX = regX; | ||
168 | regionProfile.regionLocY = regY; | ||
169 | |||
170 | regionProfile.remotingPort = Convert.ToUInt32((string)responseData["remoting_port"]); | ||
171 | regionProfile.UUID = new UUID((string)responseData["region_UUID"]); | ||
172 | regionProfile.regionName = (string)responseData["region_name"]; | ||
173 | } | ||
174 | catch (WebException) | ||
175 | { | ||
176 | m_log.Error("[GRID]: " + | ||
177 | "Region lookup failed for: " + regionHandle.ToString() + | ||
178 | " - Is the GridServer down?"); | ||
179 | } | ||
180 | |||
181 | return regionProfile; | ||
182 | } | ||
183 | |||
184 | public XmlRpcResponse RegionStartup(XmlRpcRequest request) | ||
185 | { | ||
186 | Hashtable requestData = (Hashtable)request.Params[0]; | ||
187 | Hashtable result = new Hashtable(); | ||
188 | result["success"] = "FALSE"; | ||
189 | |||
190 | if (m_userServerModule.SendToUserServer(requestData, "region_startup")) | ||
191 | result["success"] = "TRUE"; | ||
192 | |||
193 | XmlRpcResponse response = new XmlRpcResponse(); | ||
194 | response.Value = result; | ||
195 | return response; | ||
196 | } | ||
197 | |||
198 | public XmlRpcResponse RegionShutdown(XmlRpcRequest request) | ||
199 | { | ||
200 | Hashtable requestData = (Hashtable)request.Params[0]; | ||
201 | Hashtable result = new Hashtable(); | ||
202 | result["success"] = "FALSE"; | ||
203 | |||
204 | if (m_userServerModule.SendToUserServer(requestData, "region_shutdown")) | ||
205 | result["success"] = "TRUE"; | ||
206 | |||
207 | XmlRpcResponse response = new XmlRpcResponse(); | ||
208 | response.Value = result; | ||
209 | return response; | ||
210 | } | ||
211 | |||
212 | } | ||
213 | } | ||