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-rw-r--r--OpenSim/Services/Connectors/Neighbour/NeighbourServiceConnector.cs166
1 files changed, 166 insertions, 0 deletions
diff --git a/OpenSim/Services/Connectors/Neighbour/NeighbourServiceConnector.cs b/OpenSim/Services/Connectors/Neighbour/NeighbourServiceConnector.cs
new file mode 100644
index 0000000..d6f5fe9
--- /dev/null
+++ b/OpenSim/Services/Connectors/Neighbour/NeighbourServiceConnector.cs
@@ -0,0 +1,166 @@
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 OpenSimulator 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 log4net;
29using System;
30using System.Collections;
31using System.Collections.Generic;
32using System.IO;
33using System.Net;
34using System.Reflection;
35using System.Text;
36using Nini.Config;
37using OpenSim.Framework;
38using OpenSim.Framework.Communications;
39using OpenSim.Framework.Servers.HttpServer;
40using OpenSim.Services.Interfaces;
41using OpenMetaverse;
42using OpenMetaverse.StructuredData;
43
44namespace OpenSim.Services.Connectors
45{
46 public class NeighbourServicesConnector : INeighbourService
47 {
48 private static readonly ILog m_log =
49 LogManager.GetLogger(
50 MethodBase.GetCurrentMethod().DeclaringType);
51
52 private IGridServices m_MapService = null;
53
54 public NeighbourServicesConnector()
55 {
56 }
57
58 public NeighbourServicesConnector(IGridServices gridServices)
59 {
60 Initialise(gridServices);
61 }
62
63 public virtual void Initialise(IGridServices gridServices)
64 {
65 m_MapService = gridServices;
66 }
67
68 public virtual bool HelloNeighbour(ulong regionHandle, RegionInfo thisRegion)
69 {
70 RegionInfo regInfo = m_MapService.RequestNeighbourInfo(regionHandle);
71 if ((regInfo != null) &&
72 // Don't remote-call this instance; that's a startup hickup
73 !((regInfo.ExternalHostName == thisRegion.ExternalHostName) && (regInfo.HttpPort == thisRegion.HttpPort)))
74 {
75 return DoHelloNeighbourCall(regInfo, thisRegion);
76 }
77 //else
78 // m_log.Warn("[REST COMMS]: Region not found " + regionHandle);
79 return false;
80 }
81
82 public bool DoHelloNeighbourCall(RegionInfo region, RegionInfo thisRegion)
83 {
84 string uri = "http://" + region.ExternalEndPoint.Address + ":" + region.HttpPort + "/region/" + thisRegion.RegionID + "/";
85 //m_log.Debug(" >>> DoHelloNeighbourCall <<< " + uri);
86
87 WebRequest HelloNeighbourRequest = WebRequest.Create(uri);
88 HelloNeighbourRequest.Method = "POST";
89 HelloNeighbourRequest.ContentType = "application/json";
90 HelloNeighbourRequest.Timeout = 10000;
91
92 // Fill it in
93 OSDMap args = null;
94 try
95 {
96 args = thisRegion.PackRegionInfoData();
97 }
98 catch (Exception e)
99 {
100 m_log.Debug("[REST COMMS]: PackRegionInfoData failed with exception: " + e.Message);
101 }
102 // Add the regionhandle of the destination region
103 args["destination_handle"] = OSD.FromString(region.RegionHandle.ToString());
104
105 string strBuffer = "";
106 byte[] buffer = new byte[1];
107 try
108 {
109 strBuffer = OSDParser.SerializeJsonString(args);
110 UTF8Encoding str = new UTF8Encoding();
111 buffer = str.GetBytes(strBuffer);
112
113 }
114 catch (Exception e)
115 {
116 m_log.WarnFormat("[REST COMMS]: Exception thrown on serialization of HelloNeighbour: {0}", e.Message);
117 // ignore. buffer will be empty, caller should check.
118 }
119
120 Stream os = null;
121 try
122 { // send the Post
123 HelloNeighbourRequest.ContentLength = buffer.Length; //Count bytes to send
124 os = HelloNeighbourRequest.GetRequestStream();
125 os.Write(buffer, 0, strBuffer.Length); //Send it
126 os.Close();
127 //m_log.InfoFormat("[REST COMMS]: Posted HelloNeighbour request to remote sim {0}", uri);
128 }
129 //catch (WebException ex)
130 catch
131 {
132 //m_log.InfoFormat("[REST COMMS]: Bad send on HelloNeighbour {0}", ex.Message);
133
134 return false;
135 }
136
137 // Let's wait for the response
138 //m_log.Info("[REST COMMS]: Waiting for a reply after DoHelloNeighbourCall");
139
140 try
141 {
142 WebResponse webResponse = HelloNeighbourRequest.GetResponse();
143 if (webResponse == null)
144 {
145 m_log.Info("[REST COMMS]: Null reply on DoHelloNeighbourCall post");
146 }
147
148 StreamReader sr = new StreamReader(webResponse.GetResponseStream());
149 //reply = sr.ReadToEnd().Trim();
150 sr.ReadToEnd().Trim();
151 sr.Close();
152 //m_log.InfoFormat("[REST COMMS]: DoHelloNeighbourCall reply was {0} ", reply);
153
154 }
155 catch (WebException ex)
156 {
157 m_log.InfoFormat("[REST COMMS]: exception on reply of DoHelloNeighbourCall {0}", ex.Message);
158 // ignore, really
159 }
160
161 return true;
162
163 }
164
165 }
166}