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authorDiva Canto2012-04-27 09:59:46 -0700
committerDiva Canto2012-04-27 09:59:46 -0700
commitac64fe03d8992a041933c303fa12933393cf1713 (patch)
treeed1f5cea9f5bd852cfa4750acdd750694b6949a0 /OpenSim/Server/Handlers/Map
parentMerge branch 'master' of ssh://opensimulator.org/var/git/opensim (diff)
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Amend to last commit: account for the existence of proxies.
Diffstat (limited to 'OpenSim/Server/Handlers/Map')
-rw-r--r--OpenSim/Server/Handlers/Map/MapAddServerConnector.cs35
1 files changed, 32 insertions, 3 deletions
diff --git a/OpenSim/Server/Handlers/Map/MapAddServerConnector.cs b/OpenSim/Server/Handlers/Map/MapAddServerConnector.cs
index c87de92..cc7ef9d 100644
--- a/OpenSim/Server/Handlers/Map/MapAddServerConnector.cs
+++ b/OpenSim/Server/Handlers/Map/MapAddServerConnector.cs
@@ -78,7 +78,8 @@ namespace OpenSim.Server.Handlers.MapImage
78 else 78 else
79 m_log.InfoFormat("[MAP IMAGE HANDLER]: GridService check is OFF"); 79 m_log.InfoFormat("[MAP IMAGE HANDLER]: GridService check is OFF");
80 80
81 server.AddStreamHandler(new MapServerPostHandler(m_MapService, m_GridService)); 81 bool proxy = serverConfig.GetBoolean("HasProxy", false);
82 server.AddStreamHandler(new MapServerPostHandler(m_MapService, m_GridService, proxy));
82 83
83 } 84 }
84 } 85 }
@@ -88,12 +89,14 @@ namespace OpenSim.Server.Handlers.MapImage
88 private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); 89 private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
89 private IMapImageService m_MapService; 90 private IMapImageService m_MapService;
90 private IGridService m_GridService; 91 private IGridService m_GridService;
92 bool m_Proxy;
91 93
92 public MapServerPostHandler(IMapImageService service, IGridService grid) : 94 public MapServerPostHandler(IMapImageService service, IGridService grid, bool proxy) :
93 base("POST", "/map") 95 base("POST", "/map")
94 { 96 {
95 m_MapService = service; 97 m_MapService = service;
96 m_GridService = grid; 98 m_GridService = grid;
99 m_Proxy = proxy;
97 } 100 }
98 101
99 public override byte[] Handle(string path, Stream requestData, IOSHttpRequest httpRequest, IOSHttpResponse httpResponse) 102 public override byte[] Handle(string path, Stream requestData, IOSHttpRequest httpRequest, IOSHttpResponse httpResponse)
@@ -129,7 +132,7 @@ namespace OpenSim.Server.Handlers.MapImage
129 GridRegion r = m_GridService.GetRegionByPosition(UUID.Zero, x * (int)Constants.RegionSize, y * (int)Constants.RegionSize); 132 GridRegion r = m_GridService.GetRegionByPosition(UUID.Zero, x * (int)Constants.RegionSize, y * (int)Constants.RegionSize);
130 if (r != null) 133 if (r != null)
131 { 134 {
132 if (r.ExternalEndPoint.Address != httpRequest.RemoteIPEndPoint.Address) 135 if (r.ExternalEndPoint.Address != GetCallerIP(httpRequest))
133 { 136 {
134 m_log.WarnFormat("[MAP IMAGE HANDLER]: IP address {0} may be rogue", httpRequest.RemoteIPEndPoint.Address); 137 m_log.WarnFormat("[MAP IMAGE HANDLER]: IP address {0} may be rogue", httpRequest.RemoteIPEndPoint.Address);
135 return FailureResult("IP address of caller does not match IP address of registered region"); 138 return FailureResult("IP address of caller does not match IP address of registered region");
@@ -221,5 +224,31 @@ namespace OpenSim.Server.Handlers.MapImage
221 224
222 return ms.ToArray(); 225 return ms.ToArray();
223 } 226 }
227
228 private System.Net.IPAddress GetCallerIP(IOSHttpRequest request)
229 {
230 if (!m_Proxy)
231 return request.RemoteIPEndPoint.Address;
232
233 // We're behind a proxy
234 string xff = "X-Forwarded-For";
235 string xffValue = request.Headers[xff.ToLower()];
236 if (xffValue == null || (xffValue != null && xffValue == string.Empty))
237 xffValue = request.Headers[xff];
238
239 if (xffValue == null || (xffValue != null && xffValue == string.Empty))
240 {
241 m_log.WarnFormat("[MAP IMAGE HANDLER]: No XFF header");
242 return request.RemoteIPEndPoint.Address;
243 }
244
245 System.Net.IPEndPoint ep = Util.GetClientIPFromXFF(xffValue);
246 if (ep != null)
247 return ep.Address;
248
249 // Oops
250 return request.RemoteIPEndPoint.Address;
251 }
252
224 } 253 }
225} 254}