From 86c753a6bdce8788c6a23bebaf9a6015d5af238a Mon Sep 17 00:00:00 2001 From: diva Date: Wed, 1 Apr 2009 23:35:48 +0000 Subject: More refactoring. This time extracting the client-side of RESTInterregionComms into a RegionClient class. --- .../Communications/Clients/RegionClient.cs | 555 +++++++++++++++++++++ 1 file changed, 555 insertions(+) create mode 100644 OpenSim/Framework/Communications/Clients/RegionClient.cs (limited to 'OpenSim/Framework/Communications/Clients/RegionClient.cs') diff --git a/OpenSim/Framework/Communications/Clients/RegionClient.cs b/OpenSim/Framework/Communications/Clients/RegionClient.cs new file mode 100644 index 0000000..d98852b --- /dev/null +++ b/OpenSim/Framework/Communications/Clients/RegionClient.cs @@ -0,0 +1,555 @@ +/* + * 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.Generic; +using System.IO; +using System.Net; +using System.Reflection; +using System.Text; + +using OpenMetaverse; +using OpenMetaverse.StructuredData; + +using log4net; + +namespace OpenSim.Framework.Communications.Clients +{ + public class RegionClient + { + private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); + + public bool DoCreateChildAgentCall(RegionInfo region, AgentCircuitData aCircuit) + { + // Eventually, we want to use a caps url instead of the agentID + string uri = "http://" + region.ExternalEndPoint.Address + ":" + region.HttpPort + "/agent/" + aCircuit.AgentID + "/"; + //Console.WriteLine(" >>> DoCreateChildAgentCall <<< " + uri); + + HttpWebRequest AgentCreateRequest = (HttpWebRequest)WebRequest.Create(uri); + AgentCreateRequest.Method = "POST"; + AgentCreateRequest.ContentType = "application/json"; + AgentCreateRequest.Timeout = 10000; + //AgentCreateRequest.KeepAlive = false; + + // Fill it in + OSDMap args = null; + try + { + args = aCircuit.PackAgentCircuitData(); + } + catch (Exception e) + { + m_log.Debug("[REST COMMS]: PackAgentCircuitData failed with exception: " + e.Message); + } + // Add the regionhandle of the destination region + ulong regionHandle = GetRegionHandle(region.RegionHandle); + args["destination_handle"] = OSD.FromString(regionHandle.ToString()); + + string strBuffer = ""; + byte[] buffer = new byte[1]; + try + { + strBuffer = OSDParser.SerializeJsonString(args); + UTF8Encoding str = new UTF8Encoding(); + buffer = str.GetBytes(strBuffer); + + } + catch (Exception e) + { + m_log.WarnFormat("[OSG2]: Exception thrown on serialization of ChildCreate: {0}", e.Message); + // ignore. buffer will be empty, caller should check. + } + + Stream os = null; + try + { // send the Post + AgentCreateRequest.ContentLength = buffer.Length; //Count bytes to send + os = AgentCreateRequest.GetRequestStream(); + os.Write(buffer, 0, strBuffer.Length); //Send it + os.Close(); + //m_log.InfoFormat("[REST COMMS]: Posted ChildAgentUpdate request to remote sim {0}", uri); + } + //catch (WebException ex) + catch + { + //m_log.InfoFormat("[REST COMMS]: Bad send on ChildAgentUpdate {0}", ex.Message); + + return false; + } + + // Let's wait for the response + //m_log.Info("[REST COMMS]: Waiting for a reply after DoCreateChildAgentCall"); + + try + { + WebResponse webResponse = AgentCreateRequest.GetResponse(); + if (webResponse == null) + { + m_log.Info("[REST COMMS]: Null reply on DoCreateChildAgentCall post"); + } + + StreamReader sr = new StreamReader(webResponse.GetResponseStream()); + //reply = sr.ReadToEnd().Trim(); + sr.ReadToEnd().Trim(); + sr.Close(); + //m_log.InfoFormat("[REST COMMS]: DoCreateChildAgentCall reply was {0} ", reply); + + } + catch (WebException ex) + { + m_log.InfoFormat("[REST COMMS]: exception on reply of DoCreateChildAgentCall {0}", ex.Message); + // ignore, really + } + + return true; + + } + + public bool DoChildAgentUpdateCall(RegionInfo region, IAgentData cAgentData) + { + // Eventually, we want to use a caps url instead of the agentID + string uri = "http://" + region.ExternalEndPoint.Address + ":" + region.HttpPort + "/agent/" + cAgentData.AgentID + "/"; + //Console.WriteLine(" >>> DoChildAgentUpdateCall <<< " + uri); + + HttpWebRequest ChildUpdateRequest = (HttpWebRequest)WebRequest.Create(uri); + ChildUpdateRequest.Method = "PUT"; + ChildUpdateRequest.ContentType = "application/json"; + ChildUpdateRequest.Timeout = 10000; + //ChildUpdateRequest.KeepAlive = false; + + // Fill it in + OSDMap args = null; + try + { + args = cAgentData.Pack(); + } + catch (Exception e) + { + m_log.Debug("[REST COMMS]: PackUpdateMessage failed with exception: " + e.Message); + } + // Add the regionhandle of the destination region + ulong regionHandle = GetRegionHandle(region.RegionHandle); + args["destination_handle"] = OSD.FromString(regionHandle.ToString()); + + string strBuffer = ""; + byte[] buffer = new byte[1]; + try + { + strBuffer = OSDParser.SerializeJsonString(args); + UTF8Encoding str = new UTF8Encoding(); + buffer = str.GetBytes(strBuffer); + + } + catch (Exception e) + { + m_log.WarnFormat("[REST COMMS]: Exception thrown on serialization of ChildUpdate: {0}", e.Message); + // ignore. buffer will be empty, caller should check. + } + + Stream os = null; + try + { // send the Post + ChildUpdateRequest.ContentLength = buffer.Length; //Count bytes to send + os = ChildUpdateRequest.GetRequestStream(); + os.Write(buffer, 0, strBuffer.Length); //Send it + os.Close(); + //m_log.InfoFormat("[REST COMMS]: Posted ChildAgentUpdate request to remote sim {0}", uri); + } + //catch (WebException ex) + catch + { + //m_log.InfoFormat("[REST COMMS]: Bad send on ChildAgentUpdate {0}", ex.Message); + + return false; + } + + // Let's wait for the response + //m_log.Info("[REST COMMS]: Waiting for a reply after ChildAgentUpdate"); + + try + { + WebResponse webResponse = ChildUpdateRequest.GetResponse(); + if (webResponse == null) + { + m_log.Info("[REST COMMS]: Null reply on ChilAgentUpdate post"); + } + + StreamReader sr = new StreamReader(webResponse.GetResponseStream()); + //reply = sr.ReadToEnd().Trim(); + sr.ReadToEnd().Trim(); + sr.Close(); + //m_log.InfoFormat("[REST COMMS]: ChilAgentUpdate reply was {0} ", reply); + + } + catch (WebException ex) + { + m_log.InfoFormat("[REST COMMS]: exception on reply of ChilAgentUpdate {0}", ex.Message); + // ignore, really + } + + return true; + } + + public bool DoRetrieveRootAgentCall(RegionInfo region, UUID id, out IAgentData agent) + { + agent = null; + // Eventually, we want to use a caps url instead of the agentID + string uri = "http://" + region.ExternalEndPoint.Address + ":" + region.HttpPort + "/agent/" + id + "/" + region.RegionHandle.ToString() + "/"; + //Console.WriteLine(" >>> DoRetrieveRootAgentCall <<< " + uri); + + HttpWebRequest request = (HttpWebRequest)WebRequest.Create(uri); + request.Method = "GET"; + request.Timeout = 10000; + //request.Headers.Add("authorization", ""); // coming soon + + HttpWebResponse webResponse = null; + string reply = string.Empty; + try + { + webResponse = (HttpWebResponse)request.GetResponse(); + if (webResponse == null) + { + m_log.Info("[REST COMMS]: Null reply on agent get "); + } + + StreamReader sr = new StreamReader(webResponse.GetResponseStream()); + reply = sr.ReadToEnd().Trim(); + sr.Close(); + + //Console.WriteLine("[REST COMMS]: ChilAgentUpdate reply was " + reply); + + } + catch (WebException ex) + { + m_log.InfoFormat("[REST COMMS]: exception on reply of agent get {0}", ex.Message); + // ignore, really + return false; + } + + if (webResponse.StatusCode == HttpStatusCode.OK) + { + // we know it's jason + OSDMap args = GetOSDMap(reply); + if (args == null) + { + //Console.WriteLine("[REST COMMS]: Error getting OSDMap from reply"); + return false; + } + + agent = new CompleteAgentData(); + agent.Unpack(args); + return true; + } + + //Console.WriteLine("[REST COMMS]: DoRetrieveRootAgentCall returned status " + webResponse.StatusCode); + return false; + } + + public bool DoReleaseAgentCall(ulong regionHandle, UUID id, string uri) + { + //m_log.Debug(" >>> DoReleaseAgentCall <<< " + uri); + + WebRequest request = WebRequest.Create(uri); + request.Method = "DELETE"; + request.Timeout = 10000; + + try + { + WebResponse webResponse = request.GetResponse(); + if (webResponse == null) + { + m_log.Info("[REST COMMS]: Null reply on agent delete "); + } + + StreamReader sr = new StreamReader(webResponse.GetResponseStream()); + //reply = sr.ReadToEnd().Trim(); + sr.ReadToEnd().Trim(); + sr.Close(); + //m_log.InfoFormat("[REST COMMS]: ChilAgentUpdate reply was {0} ", reply); + + } + catch (WebException ex) + { + m_log.InfoFormat("[REST COMMS]: exception on reply of agent delete {0}", ex.Message); + // ignore, really + } + + return true; + } + + + public bool DoCloseAgentCall(RegionInfo region, UUID id) + { + string uri = "http://" + region.ExternalEndPoint.Address + ":" + region.HttpPort + "/agent/" + id + "/" + region.RegionHandle.ToString() + "/"; + + //Console.WriteLine(" >>> DoCloseAgentCall <<< " + uri); + + WebRequest request = WebRequest.Create(uri); + request.Method = "DELETE"; + request.Timeout = 10000; + + try + { + WebResponse webResponse = request.GetResponse(); + if (webResponse == null) + { + m_log.Info("[REST COMMS]: Null reply on agent delete "); + } + + StreamReader sr = new StreamReader(webResponse.GetResponseStream()); + //reply = sr.ReadToEnd().Trim(); + sr.ReadToEnd().Trim(); + sr.Close(); + //m_log.InfoFormat("[REST COMMS]: ChilAgentUpdate reply was {0} ", reply); + + } + catch (WebException ex) + { + m_log.InfoFormat("[REST COMMS]: exception on reply of agent delete {0}", ex.Message); + // ignore, really + } + + return true; + } + + public bool DoCreateObjectCall(RegionInfo region, ISceneObject sog, bool allowScriptCrossing) + { + ulong regionHandle = GetRegionHandle(region.RegionHandle); + string uri = "http://" + region.ExternalEndPoint.Address + ":" + region.HttpPort + "/object/" + sog.UUID + "/" + regionHandle.ToString() + "/"; + //m_log.Debug(" >>> DoCreateChildAgentCall <<< " + uri); + + WebRequest ObjectCreateRequest = WebRequest.Create(uri); + ObjectCreateRequest.Method = "POST"; + ObjectCreateRequest.ContentType = "application/json"; + ObjectCreateRequest.Timeout = 10000; + + OSDMap args = new OSDMap(2); + args["sog"] = OSD.FromString(sog.ToXmlString2()); + args["extra"] = OSD.FromString(sog.ExtraToXmlString()); + if (allowScriptCrossing) + { + string state = sog.GetStateSnapshot(); + if (state.Length > 0) + args["state"] = OSD.FromString(state); + } + + string strBuffer = ""; + byte[] buffer = new byte[1]; + try + { + strBuffer = OSDParser.SerializeJsonString(args); + UTF8Encoding str = new UTF8Encoding(); + buffer = str.GetBytes(strBuffer); + + } + catch (Exception e) + { + m_log.WarnFormat("[REST COMMS]: Exception thrown on serialization of CreateObject: {0}", e.Message); + // ignore. buffer will be empty, caller should check. + } + + Stream os = null; + try + { // send the Post + ObjectCreateRequest.ContentLength = buffer.Length; //Count bytes to send + os = ObjectCreateRequest.GetRequestStream(); + os.Write(buffer, 0, strBuffer.Length); //Send it + os.Close(); + m_log.InfoFormat("[REST COMMS]: Posted ChildAgentUpdate request to remote sim {0}", uri); + } + //catch (WebException ex) + catch + { + // m_log.InfoFormat("[REST COMMS]: Bad send on CreateObject {0}", ex.Message); + + return false; + } + + // Let's wait for the response + //m_log.Info("[REST COMMS]: Waiting for a reply after DoCreateChildAgentCall"); + + try + { + WebResponse webResponse = ObjectCreateRequest.GetResponse(); + if (webResponse == null) + { + m_log.Info("[REST COMMS]: Null reply on DoCreateObjectCall post"); + } + + StreamReader sr = new StreamReader(webResponse.GetResponseStream()); + //reply = sr.ReadToEnd().Trim(); + sr.ReadToEnd().Trim(); + sr.Close(); + //m_log.InfoFormat("[REST COMMS]: DoCreateChildAgentCall reply was {0} ", reply); + + } + catch (WebException ex) + { + m_log.InfoFormat("[REST COMMS]: exception on reply of DoCreateObjectCall {0}", ex.Message); + // ignore, really + } + + return true; + + } + + public bool DoHelloNeighbourCall(RegionInfo region, RegionInfo thisRegion) + { + string uri = "http://" + region.ExternalEndPoint.Address + ":" + region.HttpPort + "/region/" + thisRegion.RegionID + "/"; + //m_log.Debug(" >>> DoHelloNeighbourCall <<< " + uri); + + WebRequest HelloNeighbourRequest = WebRequest.Create(uri); + HelloNeighbourRequest.Method = "POST"; + HelloNeighbourRequest.ContentType = "application/json"; + HelloNeighbourRequest.Timeout = 10000; + + // Fill it in + OSDMap args = null; + try + { + args = thisRegion.PackRegionInfoData(); + } + catch (Exception e) + { + m_log.Debug("[REST COMMS]: PackRegionInfoData failed with exception: " + e.Message); + } + // Add the regionhandle of the destination region + ulong regionHandle = GetRegionHandle(region.RegionHandle); + args["destination_handle"] = OSD.FromString(regionHandle.ToString()); + + string strBuffer = ""; + byte[] buffer = new byte[1]; + try + { + strBuffer = OSDParser.SerializeJsonString(args); + UTF8Encoding str = new UTF8Encoding(); + buffer = str.GetBytes(strBuffer); + + } + catch (Exception e) + { + m_log.WarnFormat("[REST COMMS]: Exception thrown on serialization of HelloNeighbour: {0}", e.Message); + // ignore. buffer will be empty, caller should check. + } + + Stream os = null; + try + { // send the Post + HelloNeighbourRequest.ContentLength = buffer.Length; //Count bytes to send + os = HelloNeighbourRequest.GetRequestStream(); + os.Write(buffer, 0, strBuffer.Length); //Send it + os.Close(); + //m_log.InfoFormat("[REST COMMS]: Posted HelloNeighbour request to remote sim {0}", uri); + } + //catch (WebException ex) + catch + { + //m_log.InfoFormat("[REST COMMS]: Bad send on HelloNeighbour {0}", ex.Message); + + return false; + } + + // Let's wait for the response + //m_log.Info("[REST COMMS]: Waiting for a reply after DoHelloNeighbourCall"); + + try + { + WebResponse webResponse = HelloNeighbourRequest.GetResponse(); + if (webResponse == null) + { + m_log.Info("[REST COMMS]: Null reply on DoHelloNeighbourCall post"); + } + + StreamReader sr = new StreamReader(webResponse.GetResponseStream()); + //reply = sr.ReadToEnd().Trim(); + sr.ReadToEnd().Trim(); + sr.Close(); + //m_log.InfoFormat("[REST COMMS]: DoHelloNeighbourCall reply was {0} ", reply); + + } + catch (WebException ex) + { + m_log.InfoFormat("[REST COMMS]: exception on reply of DoHelloNeighbourCall {0}", ex.Message); + // ignore, really + } + + return true; + + } + + #region Hyperlinks + + public virtual ulong GetRegionHandle(ulong handle) + { + return handle; + } + + public virtual bool IsHyperlink(ulong handle) + { + return false; + } + + public virtual void SendUserInformation(RegionInfo regInfo, AgentCircuitData aCircuit) + { + } + + public virtual void AdjustUserInformation(AgentCircuitData aCircuit) + { + } + + #endregion /* Hyperlinks */ + + public static OSDMap GetOSDMap(string data) + { + OSDMap args = null; + try + { + OSD buffer; + // We should pay attention to the content-type, but let's assume we know it's Json + buffer = OSDParser.DeserializeJson(data); + if (buffer.Type == OSDType.Map) + { + args = (OSDMap)buffer; + return args; + } + else + { + // uh? + System.Console.WriteLine("[REST COMMS]: Got OSD of type " + buffer.Type.ToString()); + return null; + } + } + catch (Exception ex) + { + System.Console.WriteLine("[REST COMMS]: exception on parse of REST message " + ex.Message); + return null; + } + } + + + } +} -- cgit v1.1