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/*
* 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 OpenSimulator 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.Reflection;
using System.Net;
using System.IO;
using System.Text;
using log4net;
using Nini.Config;
using OpenMetaverse;
using OpenMetaverse.StructuredData;
using OpenSim.Services.Interfaces;
using OpenSim.Framework;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
namespace OpenSim.Region.OptionalModules.Scripting.RegionReady
{
public class RegionReadyModule : IRegionReadyModule, INonSharedRegionModule
{
private static readonly ILog m_log =
LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private IConfig m_config = null;
private bool m_ScriptRez;
private bool m_firstEmptyCompileQueue;
private bool m_oarFileLoading;
private bool m_lastOarLoadedOk;
private int m_channelNotify = -1000;
private bool m_enabled = false;
private bool m_disable_logins;
private string m_uri = string.Empty;
Scene m_scene;
#region INonSharedRegionModule interface
public Type ReplaceableInterface
{
get { return null; }
}
public void Initialise(IConfigSource config)
{
m_config = config.Configs["RegionReady"];
if (m_config != null)
{
m_enabled = m_config.GetBoolean("enabled", false);
if (m_enabled)
{
m_channelNotify = m_config.GetInt("channel_notify", m_channelNotify);
m_disable_logins = m_config.GetBoolean("login_disable", false);
m_uri = m_config.GetString("alert_uri",string.Empty);
}
}
}
public void AddRegion(Scene scene)
{
if (!m_enabled)
return;
m_scene = scene;
m_scene.RegisterModuleInterface<IRegionReadyModule>(this);
m_ScriptRez = false;
m_firstEmptyCompileQueue = true;
m_oarFileLoading = false;
m_lastOarLoadedOk = true;
m_scene.EventManager.OnOarFileLoaded += OnOarFileLoaded;
m_scene.EventManager.OnRezScript += OnRezScript;
m_log.DebugFormat("[RegionReady]: Enabled for region {0}", scene.RegionInfo.RegionName);
if (m_disable_logins)
{
m_scene.EventManager.OnLoginsEnabled += OnLoginsEnabled;
scene.LoginLock = true;
m_log.InfoFormat("[RegionReady]: Region {0} - LOGINS DISABLED DURING INITIALIZATION.", m_scene.Name);
if (m_uri != string.Empty)
{
RRAlert("disabled");
}
}
}
void OnRezScript(uint localID, UUID itemID, string script, int startParam, bool postOnRez, string engine, int stateSource)
{
if (!m_ScriptRez)
{
m_ScriptRez = true;
m_scene.EventManager.OnEmptyScriptCompileQueue += OnEmptyScriptCompileQueue;
m_scene.EventManager.OnRezScript -= OnRezScript;
}
}
public void RemoveRegion(Scene scene)
{
if (!m_enabled)
return;
m_scene.EventManager.OnOarFileLoaded -= OnOarFileLoaded;
if (m_disable_logins)
m_scene.EventManager.OnLoginsEnabled -= OnLoginsEnabled;
if (m_uri != string.Empty)
{
RRAlert("shutdown");
}
m_scene = null;
}
public void Close()
{
}
public void RegionLoaded(Scene scene)
{
}
public string Name
{
get { return "RegionReadyModule"; }
}
#endregion
void OnEmptyScriptCompileQueue(int numScriptsFailed, string message)
{
m_log.DebugFormat("[RegionReady]: Script compile queue empty!");
if (m_firstEmptyCompileQueue || m_oarFileLoading)
{
OSChatMessage c = new OSChatMessage();
if (m_firstEmptyCompileQueue)
c.Message = "server_startup,";
else
c.Message = "oar_file_load,";
m_firstEmptyCompileQueue = false;
m_oarFileLoading = false;
m_scene.Backup(false);
c.From = "RegionReady";
if (m_lastOarLoadedOk)
c.Message += "1,";
else
c.Message += "0,";
c.Channel = m_channelNotify;
c.Message += numScriptsFailed.ToString() + "," + message;
c.Type = ChatTypeEnum.Region;
c.Position = new Vector3(((int)Constants.RegionSize * 0.5f), ((int)Constants.RegionSize * 0.5f), 30);
c.Sender = null;
c.SenderUUID = UUID.Zero;
c.Scene = m_scene;
m_log.DebugFormat("[RegionReady]: Region \"{0}\" is ready: \"{1}\" on channel {2}",
m_scene.RegionInfo.RegionName, c.Message, m_channelNotify);
m_scene.EventManager.TriggerOnChatBroadcast(this, c);
m_scene.EventManager.TriggerLoginsEnabled(m_scene);
m_scene.SceneGridService.InformNeighborsThatRegionisUp(m_scene.RequestModuleInterface<INeighbourService>(), m_scene.RegionInfo);
}
}
void OnOarFileLoaded(Guid requestId, string message)
{
m_oarFileLoading = true;
if (message==String.Empty)
{
m_lastOarLoadedOk = true;
}
else
{
m_log.WarnFormat("[RegionReady]: Oar file load errors: {0}", message);
m_lastOarLoadedOk = false;
}
}
/// <summary>
/// This will be triggered by Scene directly if it contains no scripts on startup.
/// </summary>
/// <remarks>
/// m_ScriptsRezzing will be false if there were none
/// else it will be true and we should wait on the
/// empty compile queue
/// </remarks>
/// <param name='scene'></param>
void OnLoginsEnabled(IScene scene)
{
if (m_scene.StartDisabled == false)
{
m_scene.LoginsDisabled = false;
m_scene.LoginLock = false;
// m_log.InfoFormat("[RegionReady]: Logins enabled for {0}, Oar {1}",
// m_scene.RegionInfo.RegionName, m_oarFileLoading.ToString());
m_log.InfoFormat(
"[RegionReady]: INITIALIZATION COMPLETE FOR {0} - LOGINS ENABLED", m_scene.Name);
if (m_uri != string.Empty)
{
RRAlert("enabled");
}
m_scene.EventManager.TriggerRegionReady(m_scene);
}
m_scene.EventManager.OnEmptyScriptCompileQueue -= OnEmptyScriptCompileQueue;
}
public void OarLoadingAlert(string msg)
{
// Let's bypass this for now until some better feedback can be established
//
return;
if (msg == "load")
{
m_scene.EventManager.OnEmptyScriptCompileQueue += OnEmptyScriptCompileQueue;
m_scene.EventManager.OnOarFileLoaded += OnOarFileLoaded;
m_scene.EventManager.OnLoginsEnabled += OnLoginsEnabled;
m_scene.EventManager.OnRezScript += OnRezScript;
m_oarFileLoading = true;
m_firstEmptyCompileQueue = true;
m_scene.LoginsDisabled = true;
m_scene.LoginLock = true;
if ( m_uri != string.Empty )
{
RRAlert("loading oar");
RRAlert("disabled");
}
}
}
public void RRAlert(string status)
{
string request_method = "POST";
string content_type = "application/json";
OSDMap RRAlert = new OSDMap();
RRAlert["alert"] = "region_ready";
RRAlert["login"] = status;
RRAlert["region_name"] = m_scene.RegionInfo.RegionName;
RRAlert["region_id"] = m_scene.RegionInfo.RegionID;
string strBuffer = "";
byte[] buffer = new byte[1];
try
{
strBuffer = OSDParser.SerializeJsonString(RRAlert);
Encoding str = Util.UTF8;
buffer = str.GetBytes(strBuffer);
}
catch (Exception e)
{
m_log.WarnFormat("[RegionReady]: Exception thrown on alert: {0}", e.Message);
}
WebRequest request = WebRequest.Create(m_uri);
request.Method = request_method;
request.ContentType = content_type;
Stream os = null;
try
{
request.ContentLength = buffer.Length;
os = request.GetRequestStream();
os.Write(buffer, 0, strBuffer.Length);
}
catch(Exception e)
{
m_log.WarnFormat("[RegionReady]: Exception thrown sending alert: {0}", e.Message);
}
finally
{
if (os != null)
os.Close();
}
}
}
}
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