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Allow creation of link regions if there is an existing region within a 4096 range. 

Also add GetHyperlinks() to the grid service.
prebuild-update
Marck 2010-08-06 07:46:19 +02:00 committed by Diva Canto
parent 8d520f4525
commit 7e47ab746e
8 changed files with 146 additions and 4 deletions
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5
OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/LocalGridServiceConnector.cs
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@ -233,6 +233,11 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
return m_GridService.GetFallbackRegions(scopeID, x, y);
}
public List<GridRegion> GetHyperlinks(UUID scopeID)
{
return m_GridService.GetHyperlinks(scopeID);
}
public int GetRegionFlags(UUID scopeID, UUID regionID)
{
return m_GridService.GetRegionFlags(scopeID, regionID);

5
OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/Tests/GridConnectorsTests.cs
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@ -136,6 +136,11 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid.Tests
900 * (int)Constants.RegionSize, 1100 * (int)Constants.RegionSize);
Assert.IsNotNull(results, "Retrieved GetRegionRange list is null");
Assert.That(results.Count, Is.EqualTo(2), "Retrieved neighbour collection is not the number expected");
results = m_LocalConnector.GetHyperlinks(UUID.Zero);
Assert.IsNotNull(results, "Retrieved GetHyperlinks list is null");
Assert.That(results.Count, Is.EqualTo(0), "Retrieved linked regions collection is not the number expected");
}
}
}

33
OpenSim/Server/Handlers/Grid/GridServerPostHandler.cs
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@ -109,6 +109,9 @@ namespace OpenSim.Server.Handlers.Grid
case "get_fallback_regions":
return GetFallbackRegions(request);
case "get_hyperlinks":
return GetHyperlinks(request);
case "get_region_flags":
return GetRegionFlags(request);
}
@ -483,6 +486,36 @@ namespace OpenSim.Server.Handlers.Grid
return encoding.GetBytes(xmlString);
}
byte[] GetHyperlinks(Dictionary<string, object> request)
{
//m_log.DebugFormat("[GRID HANDLER]: GetHyperlinks");
UUID scopeID = UUID.Zero;
if (request.ContainsKey("SCOPEID"))
UUID.TryParse(request["SCOPEID"].ToString(), out scopeID);
else
m_log.WarnFormat("[GRID HANDLER]: no scopeID in request to get linked regions");
List<GridRegion> rinfos = m_GridService.GetHyperlinks(scopeID);
Dictionary<string, object> result = new Dictionary<string, object>();
if ((rinfos == null) || ((rinfos != null) && (rinfos.Count == 0)))
result["result"] = "null";
else
{
int i = 0;
foreach (GridRegion rinfo in rinfos)
{
Dictionary<string, object> rinfoDict = rinfo.ToKeyValuePairs();
result["region" + i] = rinfoDict;
i++;
}
}
string xmlString = ServerUtils.BuildXmlResponse(result);
//m_log.DebugFormat("[GRID HANDLER]: resp string: {0}", xmlString);
UTF8Encoding encoding = new UTF8Encoding();
return encoding.GetBytes(xmlString);
}
byte[] GetRegionFlags(Dictionary<string, object> request)
{
UUID scopeID = UUID.Zero;

50
OpenSim/Services/Connectors/Grid/GridServiceConnector.cs
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@ -556,6 +556,56 @@ namespace OpenSim.Services.Connectors
return rinfos;
}
public List<GridRegion> GetHyperlinks(UUID scopeID)
{
Dictionary<string, object> sendData = new Dictionary<string, object>();
sendData["SCOPEID"] = scopeID.ToString();
sendData["METHOD"] = "get_hyperlinks";
List<GridRegion> rinfos = new List<GridRegion>();
string reply = string.Empty;
try
{
reply = SynchronousRestFormsRequester.MakeRequest("POST",
m_ServerURI + "/grid",
ServerUtils.BuildQueryString(sendData));
//m_log.DebugFormat("[GRID CONNECTOR]: reply was {0}", reply);
}
catch (Exception e)
{
m_log.DebugFormat("[GRID CONNECTOR]: Exception when contacting grid server: {0}", e.Message);
return rinfos;
}
if (reply != string.Empty)
{
Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply);
if (replyData != null)
{
Dictionary<string, object>.ValueCollection rinfosList = replyData.Values;
foreach (object r in rinfosList)
{
if (r is Dictionary<string, object>)
{
GridRegion rinfo = new GridRegion((Dictionary<string, object>)r);
rinfos.Add(rinfo);
}
}
}
else
m_log.DebugFormat("[GRID CONNECTOR]: GetHyperlinks {0} received null response",
scopeID);
}
else
m_log.DebugFormat("[GRID CONNECTOR]: GetHyperlinks received null reply");
return rinfos;
}
public virtual int GetRegionFlags(UUID scopeID, UUID regionID)
{
Dictionary<string, object> sendData = new Dictionary<string, object>();

6
OpenSim/Services/Connectors/SimianGrid/SimianGridServiceConnector.cs
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@ -357,6 +357,12 @@ namespace OpenSim.Services.Connectors.SimianGrid
return new List<GridRegion>(0);
}
public List<GridRegion> GetHyperlinks(UUID scopeID)
{
// Hypergrid/linked regions are not supported
return new List<GridRegion>();
}
public int GetRegionFlags(UUID scopeID, UUID regionID)
{
const int REGION_ONLINE = 4;

16
OpenSim/Services/GridService/GridService.cs
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@ -426,6 +426,22 @@ namespace OpenSim.Services.GridService
return ret;
}
public List<GridRegion> GetHyperlinks(UUID scopeID)
{
List<GridRegion> ret = new List<GridRegion>();
List<RegionData> regions = m_Database.GetHyperlinks(scopeID);
foreach (RegionData r in regions)
{
if ((Convert.ToInt32(r.Data["flags"]) & (int)OpenSim.Data.RegionFlags.RegionOnline) != 0)
ret.Add(RegionData2RegionInfo(r));
}
m_log.DebugFormat("[GRID SERVICE]: Hyperlinks returned {0} regions", ret.Count);
return ret;
}
public int GetRegionFlags(UUID scopeID, UUID regionID)
{
RegionData region = m_Database.Get(regionID, scopeID);

34
OpenSim/Services/GridService/HypergridLinker.cs
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@ -27,6 +27,7 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Reflection;
using System.Xml;
@ -332,18 +333,43 @@ namespace OpenSim.Services.GridService
/// <returns></returns>
public bool Check4096(ulong realHandle, out uint x, out uint y)
{
GridRegion defRegion = DefaultRegion;
uint ux = 0, uy = 0;
Utils.LongToUInts(realHandle, out ux, out uy);
x = ux / Constants.RegionSize;
y = uy / Constants.RegionSize;
if ((Math.Abs((int)defRegion.RegionLocX - ux) >= 4096 * Constants.RegionSize) ||
(Math.Abs((int)defRegion.RegionLocY - uy) >= 4096 * Constants.RegionSize))
const uint limit = (4096 - 1) * Constants.RegionSize;
uint xmin = ux - limit;
uint xmax = ux + limit;
uint ymin = uy - limit;
uint ymax = uy + limit;
// World map boundary checks
if (xmin < 0 || xmin > ux)
xmin = 0;
if (xmax > int.MaxValue || xmax < ux)
xmax = int.MaxValue;
if (ymin < 0 || ymin > uy)
ymin = 0;
if (ymax > int.MaxValue || ymax < uy)
ymax = int.MaxValue;
// Check for any regions that are within the possible teleport range to the linked region
List<GridRegion> regions = m_GridService.GetRegionRange(m_ScopeID, (int)xmin, (int)xmax, (int)ymin, (int)ymax);
if (regions.Count == 0)
{
return false;
}
else
{
// Check for regions which are not linked regions
List<GridRegion> hyperlinks = m_GridService.GetHyperlinks(m_ScopeID);
IEnumerable<GridRegion> availableRegions = regions.Except(hyperlinks);
if (availableRegions.Count() == 0)
{
return false;
}
}
return true;
}

1
OpenSim/Services/Interfaces/IGridService.cs
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@ -92,6 +92,7 @@ namespace OpenSim.Services.Interfaces
List<GridRegion> GetDefaultRegions(UUID scopeID);
List<GridRegion> GetFallbackRegions(UUID scopeID, int x, int y);
List<GridRegion> GetHyperlinks(UUID scopeID);
int GetRegionFlags(UUID scopeID, UUID regionID);
}