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Amend to last commit: account for the existence of proxies.

0.7.4.1
Diva Canto 2012-04-27 09:59:46 -07:00
parent 2970a18e54
commit ac64fe03d8
3 changed files with 39 additions and 3 deletions
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35
OpenSim/Server/Handlers/Map/MapAddServerConnector.cs
View File

@ -78,7 +78,8 @@ namespace OpenSim.Server.Handlers.MapImage
else
m_log.InfoFormat("[MAP IMAGE HANDLER]: GridService check is OFF");
server.AddStreamHandler(new MapServerPostHandler(m_MapService, m_GridService));
bool proxy = serverConfig.GetBoolean("HasProxy", false);
server.AddStreamHandler(new MapServerPostHandler(m_MapService, m_GridService, proxy));
}
}
@ -88,12 +89,14 @@ namespace OpenSim.Server.Handlers.MapImage
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private IMapImageService m_MapService;
private IGridService m_GridService;
bool m_Proxy;
public MapServerPostHandler(IMapImageService service, IGridService grid) :
public MapServerPostHandler(IMapImageService service, IGridService grid, bool proxy) :
base("POST", "/map")
{
m_MapService = service;
m_GridService = grid;
m_Proxy = proxy;
}
public override byte[] Handle(string path, Stream requestData, IOSHttpRequest httpRequest, IOSHttpResponse httpResponse)
@ -129,7 +132,7 @@ namespace OpenSim.Server.Handlers.MapImage
GridRegion r = m_GridService.GetRegionByPosition(UUID.Zero, x * (int)Constants.RegionSize, y * (int)Constants.RegionSize);
if (r != null)
{
if (r.ExternalEndPoint.Address != httpRequest.RemoteIPEndPoint.Address)
if (r.ExternalEndPoint.Address != GetCallerIP(httpRequest))
{
m_log.WarnFormat("[MAP IMAGE HANDLER]: IP address {0} may be rogue", httpRequest.RemoteIPEndPoint.Address);
return FailureResult("IP address of caller does not match IP address of registered region");
@ -221,5 +224,31 @@ namespace OpenSim.Server.Handlers.MapImage
return ms.ToArray();
}
private System.Net.IPAddress GetCallerIP(IOSHttpRequest request)
{
if (!m_Proxy)
return request.RemoteIPEndPoint.Address;
// We're behind a proxy
string xff = "X-Forwarded-For";
string xffValue = request.Headers[xff.ToLower()];
if (xffValue == null || (xffValue != null && xffValue == string.Empty))
xffValue = request.Headers[xff];
if (xffValue == null || (xffValue != null && xffValue == string.Empty))
{
m_log.WarnFormat("[MAP IMAGE HANDLER]: No XFF header");
return request.RemoteIPEndPoint.Address;
}
System.Net.IPEndPoint ep = Util.GetClientIPFromXFF(xffValue);
if (ep != null)
return ep.Address;
// Oops
return request.RemoteIPEndPoint.Address;
}
}
}

3
bin/Robust.HG.ini.example
View File

@ -283,6 +283,9 @@ ServiceConnectors = "8003/OpenSim.Server.Handlers.dll:AssetServiceConnector,8003
; If for some reason you have the AddMapTile service outside the firewall (e.g. 8002),
; you may want to set this. Otherwise, don't set it, because it's already protected.
; GridService = "OpenSim.Services.GridService.dll:GridService"
;
; Additionally, if you run this server behind a proxy, set this to true
; HasProxy = false
[GridInfoService]
; These settings are used to return information on a get_grid_info call.

4
bin/Robust.ini.example
View File

@ -258,6 +258,10 @@ ServiceConnectors = "8003/OpenSim.Server.Handlers.dll:AssetServiceConnector,8003
; If for some reason you have the AddMapTile service outside the firewall (e.g. 8002),
; you may want to set this. Otherwise, don't set it, because it's already protected.
; GridService = "OpenSim.Services.GridService.dll:GridService"
;
; Additionally, if you run this server behind a proxy, set this to true
; HasProxy = false
[GridInfoService]