First step in giving the messaging server the modular refactoring treatment. As with the other two servers, this is very much a work in progress.

author: MW 2009-02-22 19:19:24 +0000
committer: MW 2009-02-22 19:19:24 +0000
commit: f3a24e432f214f6b3484b620fabc058966628836 (patch)
tree: 30b1c2784f2ca6ea20c53ea8ee531984c0c54be7 /OpenSim/Grid/MessagingServer/MessageRegionModule.cs
parent: * MXP Clients are now treated as full root agents - including being given a d... (diff)
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1 files changed, 212 insertions, 0 deletions
diff --git a/OpenSim/Grid/MessagingServer/MessageRegionModule.cs b/OpenSim/Grid/MessagingServer/MessageRegionModule.cs
new file mode 100644
index 0000000..b3fd7ae
--- /dev/null
+++ b/OpenSim/Grid/MessagingServer/MessageRegionModule.cs
@@ -0,0 +1,212 @@
+/*
+ * Copyright (c) Contributors, http://opensimulator.org/
+ * See CONTRIBUTORS.TXT for a full list of copyright holders.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the OpenSim Project nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Net;
+using System.Reflection;
+using System.Threading;
+using System.Timers;
+using log4net;
+using Nwc.XmlRpc;
+using OpenMetaverse;
+using OpenSim.Data;
+using OpenSim.Framework;
+using Timer = System.Timers.Timer;
+namespace OpenSim.Grid.MessagingServer
+{
+    public class MessageRegionModule : IMessageRegionService
+    {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+        private MessageServerConfig m_cfg;
+        private IMessageUserServerService m_userServerModule;
+        private IUGAIMCore m_messageCore;
+        // a dictionary of all current regions this server knows about
+        private Dictionary<ulong, RegionProfileData> m_regionInfoCache = new Dictionary<ulong, RegionProfileData>();
+        public MessageRegionModule(MessageServerConfig config, IUGAIMCore messageCore)
+        {
+            m_cfg = config;
+            m_messageCore = messageCore;
+        }
+        public void Initialise()
+        {
+            m_messageCore.RegisterInterface<IMessageRegionService>(this);
+        }
+        public void PostInitialise()
+        {
+            IMessageUserServerService messageUserServer;
+            if (m_messageCore.TryGet<IMessageUserServerService>(out messageUserServer))
+            {
+                m_userServerModule = messageUserServer;
+            }
+        }
+        public void RegisterHandlers()
+        {
+            //have these in separate method as some servers restart the http server and reregister all the handlers.
+           
+        }
+         /// <summary>
+        /// Gets and caches a RegionInfo object from the gridserver based on regionhandle
+        /// if the regionhandle is already cached, use the cached values
+        /// Gets called by lots of threads!!!!!
+        /// </summary>
+        /// <param name="regionhandle">handle to the XY of the region we're looking for</param>
+        /// <returns>A RegionInfo object to stick in the presence info</returns>
+        public RegionProfileData GetRegionInfo(ulong regionhandle)
+        {
+            RegionProfileData regionInfo = null;
+            lock (m_regionInfoCache)
+            {
+                m_regionInfoCache.TryGetValue(regionhandle, out regionInfo);
+            }
+            if (regionInfo == null) // not found in cache
+            {
+                regionInfo = RequestRegionInfo(regionhandle);
+                if (regionInfo != null) // lookup was successful
+                {
+                    lock (m_regionInfoCache)
+                    {
+                        m_regionInfoCache[regionhandle] = regionInfo;
+                    }
+                }
+            }
+            return regionInfo;
+        }
+        public int ClearRegionCache()
+        {
+            int cachecount = 0;
+            lock (m_regionInfoCache)
+            {
+                cachecount = m_regionInfoCache.Count;
+                m_regionInfoCache.Clear();
+            }
+            return cachecount;
+        }
+        /// <summary>
+        /// Get RegionProfileData from the GridServer.
+        /// We'll cache this information in GetRegionInfo and use it for presence updates
+        /// </summary>
+        /// <param name="regionHandle"></param>
+        /// <returns></returns>
+        public RegionProfileData RequestRegionInfo(ulong regionHandle)
+        {
+            RegionProfileData regionProfile = null;
+            try
+            {
+                Hashtable requestData = new Hashtable();
+                requestData["region_handle"] = regionHandle.ToString();
+                requestData["authkey"] = m_cfg.GridSendKey;
+                ArrayList SendParams = new ArrayList();
+                SendParams.Add(requestData);
+                XmlRpcRequest GridReq = new XmlRpcRequest("simulator_data_request", SendParams);
+                XmlRpcResponse GridResp = GridReq.Send(m_cfg.GridServerURL, 3000);
+                Hashtable responseData = (Hashtable)GridResp.Value;
+                if (responseData.ContainsKey("error"))
+                {
+                    m_log.Error("[GRID]: error received from grid server" + responseData["error"]);
+                    return null;
+                }
+                uint regX = Convert.ToUInt32((string)responseData["region_locx"]);
+                uint regY = Convert.ToUInt32((string)responseData["region_locy"]);
+                string internalIpStr = (string)responseData["sim_ip"];
+                regionProfile = new RegionProfileData();
+                regionProfile.httpPort = (uint)Convert.ToInt32((string)responseData["http_port"]);
+                regionProfile.httpServerURI = "http://" + internalIpStr + ":" + regionProfile.httpPort + "/";
+                regionProfile.regionHandle = Utils.UIntsToLong((regX * Constants.RegionSize), (regY * Constants.RegionSize));
+                regionProfile.regionLocX = regX;
+                regionProfile.regionLocY = regY;
+                regionProfile.remotingPort = Convert.ToUInt32((string)responseData["remoting_port"]);
+                regionProfile.UUID = new UUID((string)responseData["region_UUID"]);
+                regionProfile.regionName = (string)responseData["region_name"];
+            }
+            catch (WebException)
+            {
+                m_log.Error("[GRID]: " +
+                            "Region lookup failed for: " + regionHandle.ToString() +
+                            " - Is the GridServer down?");
+            }
+            return regionProfile;
+        }
+        public XmlRpcResponse RegionStartup(XmlRpcRequest request)
+        {
+            Hashtable requestData = (Hashtable)request.Params[0];
+            Hashtable result = new Hashtable();
+            result["success"] = "FALSE";
+            if (m_userServerModule.SendToUserServer(requestData, "region_startup"))
+                result["success"] = "TRUE";
+            XmlRpcResponse response = new XmlRpcResponse();
+            response.Value = result;
+            return response;
+        }
+        public XmlRpcResponse RegionShutdown(XmlRpcRequest request)
+        {
+            Hashtable requestData = (Hashtable)request.Params[0];
+            Hashtable result = new Hashtable();
+            result["success"] = "FALSE";
+            if (m_userServerModule.SendToUserServer(requestData, "region_shutdown"))
+                result["success"] = "TRUE";
+            XmlRpcResponse response = new XmlRpcResponse();
+            response.Value = result;
+            return response;
+        }
+    }
+}
author	MW	2009-02-22 19:19:24 +0000
committer	MW	2009-02-22 19:19:24 +0000
commit	f3a24e432f214f6b3484b620fabc058966628836 (patch)
tree	30b1c2784f2ca6ea20c53ea8ee531984c0c54be7 /OpenSim/Grid/MessagingServer/MessageRegionModule.cs
parent	* MXP Clients are now treated as full root agents - including being given a d... (diff)
download	opensim-SC-f3a24e432f214f6b3484b620fabc058966628836.zip opensim-SC-f3a24e432f214f6b3484b620fabc058966628836.tar.gz opensim-SC-f3a24e432f214f6b3484b620fabc058966628836.tar.bz2 opensim-SC-f3a24e432f214f6b3484b620fabc058966628836.tar.xz

diff --git a/OpenSim/Grid/MessagingServer/MessageRegionModule.cs b/OpenSim/Grid/MessagingServer/MessageRegionModule.cs new file mode 100644 index 0000000..b3fd7ae --- /dev/null +++ b/OpenSim/Grid/MessagingServer/MessageRegionModule.cs
@@ -0,0 +1,212 @@
	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 Timer = System.Timers.Timer;
	41
	42	namespace OpenSim.Grid.MessagingServer
	43	{
	44	public class MessageRegionModule : IMessageRegionService
	45	{
	46	private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
	47
	48	private MessageServerConfig m_cfg;
	49
	50	private IMessageUserServerService m_userServerModule;
	51
	52	private IUGAIMCore m_messageCore;
	53
	54	// a dictionary of all current regions this server knows about
	55	private Dictionary<ulong, RegionProfileData> m_regionInfoCache = new Dictionary<ulong, RegionProfileData>();
	56
	57	public MessageRegionModule(MessageServerConfig config, IUGAIMCore messageCore)
	58	{
	59	m_cfg = config;
	60	m_messageCore = messageCore;
	61	}
	62
	63	public void Initialise()
	64	{
	65	m_messageCore.RegisterInterface<IMessageRegionService>(this);
	66	}
	67
	68	public void PostInitialise()
	69	{
	70	IMessageUserServerService messageUserServer;
	71	if (m_messageCore.TryGet<IMessageUserServerService>(out messageUserServer))
	72	{
	73	m_userServerModule = messageUserServer;
	74	}
	75	}
	76
	77	public void RegisterHandlers()
	78	{
	79	//have these in separate method as some servers restart the http server and reregister all the handlers.
	80
	81	}
	82
	83	/// <summary>
	84	/// Gets and caches a RegionInfo object from the gridserver based on regionhandle
	85	/// if the regionhandle is already cached, use the cached values
	86	/// Gets called by lots of threads!!!!!
	87	/// </summary>
	88	/// <param name="regionhandle">handle to the XY of the region we're looking for</param>
	89	/// <returns>A RegionInfo object to stick in the presence info</returns>
	90	public RegionProfileData GetRegionInfo(ulong regionhandle)
	91	{
	92	RegionProfileData regionInfo = null;
	93
	94	lock (m_regionInfoCache)
	95	{
	96	m_regionInfoCache.TryGetValue(regionhandle, out regionInfo);
	97	}
	98
	99	if (regionInfo == null) // not found in cache
	100	{
	101	regionInfo = RequestRegionInfo(regionhandle);
	102
	103	if (regionInfo != null) // lookup was successful
	104	{
	105	lock (m_regionInfoCache)
	106	{
	107	m_regionInfoCache[regionhandle] = regionInfo;
	108	}
	109	}
	110	}
	111
	112	return regionInfo;
	113	}
	114
	115	public int ClearRegionCache()
	116	{
	117	int cachecount = 0;
	118
	119	lock (m_regionInfoCache)
	120	{
	121	cachecount = m_regionInfoCache.Count;
	122	m_regionInfoCache.Clear();
	123	}
	124
	125	return cachecount;
	126	}
	127
	128	/// <summary>
	129	/// Get RegionProfileData from the GridServer.
	130	/// We'll cache this information in GetRegionInfo and use it for presence updates
	131	/// </summary>
	132	/// <param name="regionHandle"></param>
	133	/// <returns></returns>
	134	public RegionProfileData RequestRegionInfo(ulong regionHandle)
	135	{
	136	RegionProfileData regionProfile = null;
	137	try
	138	{
	139	Hashtable requestData = new Hashtable();
	140	requestData["region_handle"] = regionHandle.ToString();
	141	requestData["authkey"] = m_cfg.GridSendKey;
	142
	143	ArrayList SendParams = new ArrayList();
	144	SendParams.Add(requestData);
	145
	146	XmlRpcRequest GridReq = new XmlRpcRequest("simulator_data_request", SendParams);
	147
	148	XmlRpcResponse GridResp = GridReq.Send(m_cfg.GridServerURL, 3000);
	149
	150	Hashtable responseData = (Hashtable)GridResp.Value;
	151
	152	if (responseData.ContainsKey("error"))
	153	{
	154	m_log.Error("[GRID]: error received from grid server" + responseData["error"]);
	155	return null;
	156	}
	157
	158	uint regX = Convert.ToUInt32((string)responseData["region_locx"]);
	159	uint regY = Convert.ToUInt32((string)responseData["region_locy"]);
	160	string internalIpStr = (string)responseData["sim_ip"];
	161
	162	regionProfile = new RegionProfileData();
	163	regionProfile.httpPort = (uint)Convert.ToInt32((string)responseData["http_port"]);
	164	regionProfile.httpServerURI = "http://" + internalIpStr + ":" + regionProfile.httpPort + "/";
	165	regionProfile.regionHandle = Utils.UIntsToLong((regX * Constants.RegionSize), (regY * Constants.RegionSize));
	166	regionProfile.regionLocX = regX;
	167	regionProfile.regionLocY = regY;
	168
	169	regionProfile.remotingPort = Convert.ToUInt32((string)responseData["remoting_port"]);
	170	regionProfile.UUID = new UUID((string)responseData["region_UUID"]);
	171	regionProfile.regionName = (string)responseData["region_name"];
	172	}
	173	catch (WebException)
	174	{
	175	m_log.Error("[GRID]: " +
	176	"Region lookup failed for: " + regionHandle.ToString() +
	177	" - Is the GridServer down?");
	178	}
	179
	180	return regionProfile;
	181	}
	182
	183	public XmlRpcResponse RegionStartup(XmlRpcRequest request)
	184	{
	185	Hashtable requestData = (Hashtable)request.Params[0];
	186	Hashtable result = new Hashtable();
	187	result["success"] = "FALSE";
	188
	189	if (m_userServerModule.SendToUserServer(requestData, "region_startup"))
	190	result["success"] = "TRUE";
	191
	192	XmlRpcResponse response = new XmlRpcResponse();
	193	response.Value = result;
	194	return response;
	195	}
	196
	197	public XmlRpcResponse RegionShutdown(XmlRpcRequest request)
	198	{
	199	Hashtable requestData = (Hashtable)request.Params[0];
	200	Hashtable result = new Hashtable();
	201	result["success"] = "FALSE";
	202
	203	if (m_userServerModule.SendToUserServer(requestData, "region_shutdown"))
	204	result["success"] = "TRUE";
	205
	206	XmlRpcResponse response = new XmlRpcResponse();
	207	response.Value = result;
	208	return response;
	209	}
	210
	211	}
	212	}