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Merge branch 'master' of ssh://opensimulator.org/var/git/opensim

0.7.4.1
Justin Clark-Casey (justincc) 2012-04-18 00:00:09 +01:00
parent 859646ef5c 84891930aa
commit b430c0162c
6 changed files with 1475 additions and 1 deletions
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48
OpenSim/Region/Framework/Interfaces/IJsonStoreModule.cs Normal file
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/*
* Copyright (c) Contributors
* 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.Reflection;
using OpenMetaverse;
namespace OpenSim.Region.Framework.Interfaces
{
public delegate void TakeValueCallback(string s);
public interface IJsonStoreModule
{
bool CreateStore(string value, out UUID result);
bool DestroyStore(UUID storeID);
bool TestPath(UUID storeID, string path, bool useJson);
bool SetValue(UUID storeID, string path, string value, bool useJson);
bool RemoveValue(UUID storeID, string path);
bool GetValue(UUID storeID, string path, bool useJson, out string value);
void TakeValue(UUID storeID, string path, bool useJson, TakeValueCallback cback);
void ReadValue(UUID storeID, string path, bool useJson, TakeValueCallback cback);
}
}

500
OpenSim/Region/OptionalModules/Scripting/JsonStore/JsonStore.cs Normal file
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/*
* Copyright (c) Contributors
* 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 Mono.Addins;
using System;
using System.Reflection;
using System.Threading;
using System.Text;
using System.Net;
using System.Net.Sockets;
using log4net;
using Nini.Config;
using OpenMetaverse;
using OpenMetaverse.StructuredData;
using OpenSim.Framework;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
using System.Collections.Generic;
using System.Text.RegularExpressions;
namespace OpenSim.Region.OptionalModules.Scripting.JsonStore
{
public class JsonStore
{
private static readonly ILog m_log =
LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private OSD m_ValueStore;
protected class TakeValueCallbackClass
{
public string Path { get; set; }
public bool UseJson { get; set; }
public TakeValueCallback Callback { get; set; }
public TakeValueCallbackClass(string spath, bool usejson, TakeValueCallback cback)
{
Path = spath;
UseJson = usejson;
Callback = cback;
}
}
protected List<TakeValueCallbackClass> m_TakeStore;
protected List<TakeValueCallbackClass> m_ReadStore;
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
public JsonStore() : this("") {}
public JsonStore(string value)
{
m_TakeStore = new List<TakeValueCallbackClass>();
m_ReadStore = new List<TakeValueCallbackClass>();
if (String.IsNullOrEmpty(value))
m_ValueStore = new OSDMap();
else
m_ValueStore = OSDParser.DeserializeJson(value);
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
public bool TestPath(string expr, bool useJson)
{
Stack<string> path = ParsePathExpression(expr);
OSD result = ProcessPathExpression(m_ValueStore,path);
if (result == null)
return false;
if (useJson || result.Type == OSDType.String)
return true;
return false;
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
public bool GetValue(string expr, out string value, bool useJson)
{
Stack<string> path = ParsePathExpression(expr);
OSD result = ProcessPathExpression(m_ValueStore,path);
return ConvertOutputValue(result,out value,useJson);
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
public bool RemoveValue(string expr)
{
return SetValueFromExpression(expr,null);
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
public bool SetValue(string expr, string value, bool useJson)
{
OSD ovalue = useJson ? OSDParser.DeserializeJson(value) : new OSDString(value);
return SetValueFromExpression(expr,ovalue);
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
public bool TakeValue(string expr, bool useJson, TakeValueCallback cback)
{
Stack<string> path = ParsePathExpression(expr);
string pexpr = PathExpressionToKey(path);
OSD result = ProcessPathExpression(m_ValueStore,path);
if (result == null)
{
m_TakeStore.Add(new TakeValueCallbackClass(pexpr,useJson,cback));
return false;
}
string value = String.Empty;
if (! ConvertOutputValue(result,out value,useJson))
{
// the structure does not match the request so i guess we'll wait
m_TakeStore.Add(new TakeValueCallbackClass(pexpr,useJson,cback));
return false;
}
SetValueFromExpression(expr,null);
cback(value);
return true;
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
public bool ReadValue(string expr, bool useJson, TakeValueCallback cback)
{
Stack<string> path = ParsePathExpression(expr);
string pexpr = PathExpressionToKey(path);
OSD result = ProcessPathExpression(m_ValueStore,path);
if (result == null)
{
m_ReadStore.Add(new TakeValueCallbackClass(pexpr,useJson,cback));
return false;
}
string value = String.Empty;
if (! ConvertOutputValue(result,out value,useJson))
{
// the structure does not match the request so i guess we'll wait
m_ReadStore.Add(new TakeValueCallbackClass(pexpr,useJson,cback));
return false;
}
cback(value);
return true;
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
protected bool SetValueFromExpression(string expr, OSD ovalue)
{
Stack<string> path = ParsePathExpression(expr);
if (path.Count == 0)
{
m_ValueStore = ovalue;
return true;
}
string pkey = path.Pop();
string pexpr = PathExpressionToKey(path);
if (pexpr != "")
pexpr += ".";
OSD result = ProcessPathExpression(m_ValueStore,path);
if (result == null)
return false;
Regex aPattern = new Regex("\\[([0-9]+|\\+)\\]");
MatchCollection amatches = aPattern.Matches(pkey,0);
if (amatches.Count > 0)
{
if (result.Type != OSDType.Array)
return false;
OSDArray amap = result as OSDArray;
Match match = amatches[0];
GroupCollection groups = match.Groups;
string akey = groups[1].Value;
if (akey == "+")
{
string npkey = String.Format("[{0}]",amap.Count);
amap.Add(ovalue);
InvokeNextCallback(pexpr + npkey);
return true;
}
int aval = Convert.ToInt32(akey);
if (0 <= aval && aval < amap.Count)
{
if (ovalue == null)
amap.RemoveAt(aval);
else
{
amap[aval] = ovalue;
InvokeNextCallback(pexpr + pkey);
}
return true;
}
return false;
}
Regex hPattern = new Regex("{([^}]+)}");
MatchCollection hmatches = hPattern.Matches(pkey,0);
if (hmatches.Count > 0)
{
Match match = hmatches[0];
GroupCollection groups = match.Groups;
string hkey = groups[1].Value;
if (result is OSDMap)
{
OSDMap hmap = result as OSDMap;
if (ovalue != null)
{
hmap[hkey] = ovalue;
InvokeNextCallback(pexpr + pkey);
}
else if (hmap.ContainsKey(hkey))
hmap.Remove(hkey);
return true;
}
return false;
}
// Shouldn't get here if the path was checked correctly
m_log.WarnFormat("[JsonStore] invalid path expression");
return false;
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
protected bool InvokeNextCallback(string pexpr)
{
// Process all of the reads that match the expression first
List<TakeValueCallbackClass> reads =
m_ReadStore.FindAll(delegate(TakeValueCallbackClass tb) { return pexpr.StartsWith(tb.Path); });
foreach (TakeValueCallbackClass readcb in reads)
{
m_ReadStore.Remove(readcb);
ReadValue(readcb.Path,readcb.UseJson,readcb.Callback);
}
// Process one take next
TakeValueCallbackClass takecb =
m_TakeStore.Find(delegate(TakeValueCallbackClass tb) { return pexpr.StartsWith(tb.Path); });
if (takecb != null)
{
m_TakeStore.Remove(takecb);
TakeValue(takecb.Path,takecb.UseJson,takecb.Callback);
return true;
}
return false;
}
// -----------------------------------------------------------------
/// <summary>
/// Parse the path expression and put the components into a stack. We
/// use a stack because we process the path in inverse order later
/// </summary>
// -----------------------------------------------------------------
protected static Stack<string> ParsePathExpression(string path)
{
Stack<string> m_path = new Stack<string>();
// add front and rear separators
path = "." + path + ".";
// add separators for quoted paths
Regex pass1 = new Regex("{[^}]+}");
path = pass1.Replace(path,".$0.",-1,0);
// add separators for array references
Regex pass2 = new Regex("(\\[[0-9]+\\]|\\[\\+\\])");
path = pass2.Replace(path,".$0.",-1,0);
// add quotes to bare identifier
Regex pass3 = new Regex("\\.([a-zA-Z]+)");
path = pass3.Replace(path,".{$1}",-1,0);
// remove extra separators
Regex pass4 = new Regex("\\.+");
path = pass4.Replace(path,".",-1,0);
Regex validate = new Regex("^\\.(({[^}]+}|\\[[0-9]+\\]|\\[\\+\\])\\.)+$");
if (validate.IsMatch(path))
{
Regex parser = new Regex("\\.({[^}]+}|\\[[0-9]+\\]|\\[\\+\\]+)");
MatchCollection matches = parser.Matches(path,0);
foreach (Match match in matches)
m_path.Push(match.Groups[1].Value);
}
return m_path;
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
/// <param>path is a stack where the top level of the path is at the bottom of the stack</param>
// -----------------------------------------------------------------
protected static OSD ProcessPathExpression(OSD map, Stack<string> path)
{
if (path.Count == 0)
return map;
string pkey = path.Pop();
OSD rmap = ProcessPathExpression(map,path);
if (rmap == null)
return null;
// ---------- Check for an array index ----------
Regex aPattern = new Regex("\\[([0-9]+)\\]");
MatchCollection amatches = aPattern.Matches(pkey,0);
if (amatches.Count > 0)
{
if (rmap.Type != OSDType.Array)
{
m_log.WarnFormat("[JsonStore] wrong type for key {2}, expecting {0}, got {1}",OSDType.Array,rmap.Type,pkey);
return null;
}
OSDArray amap = rmap as OSDArray;
Match match = amatches[0];
GroupCollection groups = match.Groups;
string akey = groups[1].Value;
int aval = Convert.ToInt32(akey);
if (aval < amap.Count)
return (OSD) amap[aval];
return null;
}
// ---------- Check for a hash index ----------
Regex hPattern = new Regex("{([^}]+)}");
MatchCollection hmatches = hPattern.Matches(pkey,0);
if (hmatches.Count > 0)
{
if (rmap.Type != OSDType.Map)
{
m_log.WarnFormat("[JsonStore] wrong type for key {2}, expecting {0}, got {1}",OSDType.Map,rmap.Type,pkey);
return null;
}
OSDMap hmap = rmap as OSDMap;
Match match = hmatches[0];
GroupCollection groups = match.Groups;
string hkey = groups[1].Value;
if (hmap.ContainsKey(hkey))
return (OSD) hmap[hkey];
return null;
}
// Shouldn't get here if the path was checked correctly
m_log.WarnFormat("[JsonStore] Path type (unknown) does not match the structure");
return null;
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
protected static bool ConvertOutputValue(OSD result, out string value, bool useJson)
{
value = String.Empty;
// If we couldn't process the path
if (result == null)
return false;
if (useJson)
{
// The path pointed to an intermediate hash structure
if (result.Type == OSDType.Map)
{
value = OSDParser.SerializeJsonString(result as OSDMap);
return true;
}
// The path pointed to an intermediate hash structure
if (result.Type == OSDType.Array)
{
value = OSDParser.SerializeJsonString(result as OSDArray);
return true;
}
value = "'" + result.AsString() + "'";
return true;
}
if (result.Type == OSDType.String)
{
value = result.AsString();
return true;
}
return false;
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
protected static string PathExpressionToKey(Stack<string> path)
{
if (path.Count == 0)
return "";
string pkey = "";
foreach (string k in path)
pkey = (pkey == "") ? k : (k + "." + pkey);
return pkey;
}
}
}

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OpenSim/Region/OptionalModules/Scripting/JsonStore/JsonStoreModule.cs Normal file
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/*
* Copyright (c) Contributors
* 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 Mono.Addins;
using System;
using System.Reflection;
using System.Threading;
using System.Text;
using System.Net;
using System.Net.Sockets;
using log4net;
using Nini.Config;
using OpenMetaverse;
using OpenMetaverse.StructuredData;
using OpenSim.Framework;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
using System.Collections.Generic;
using System.Text.RegularExpressions;
namespace OpenSim.Region.OptionalModules.Scripting.JsonStore
{
[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "JsonStoreModule")]
public class JsonStoreModule : INonSharedRegionModule, IJsonStoreModule
{
private static readonly ILog m_log =
LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private IConfig m_config = null;
private bool m_enabled = false;
private Scene m_scene = null;
private Dictionary<UUID,JsonStore> m_JsonValueStore;
private UUID m_sharedStore;
#region IRegionModule Members
// -----------------------------------------------------------------
/// <summary>
/// Name of this shared module is it's class name
/// </summary>
// -----------------------------------------------------------------
public string Name
{
get { return this.GetType().Name; }
}
// -----------------------------------------------------------------
/// <summary>
/// Initialise this shared module
/// </summary>
/// <param name="scene">this region is getting initialised</param>
/// <param name="source">nini config, we are not using this</param>
// -----------------------------------------------------------------
public void Initialise(IConfigSource config)
{
try
{
if ((m_config = config.Configs["JsonStore"]) == null)
{
// There is no configuration, the module is disabled
// m_log.InfoFormat("[JsonStore] no configuration info");
return;
}
m_enabled = m_config.GetBoolean("Enabled", m_enabled);
}
catch (Exception e)
{
m_log.ErrorFormat("[JsonStore] initialization error: {0}",e.Message);
return;
}
if (m_enabled)
m_log.DebugFormat("[JsonStore] module is enabled");
}
// -----------------------------------------------------------------
/// <summary>
/// everything is loaded, perform post load configuration
/// </summary>
// -----------------------------------------------------------------
public void PostInitialise()
{
}
// -----------------------------------------------------------------
/// <summary>
/// Nothing to do on close
/// </summary>
// -----------------------------------------------------------------
public void Close()
{
}
// -----------------------------------------------------------------
/// <summary>
/// </summary>
// -----------------------------------------------------------------
public void AddRegion(Scene scene)
{
if (m_enabled)
{
m_scene = scene;
m_scene.RegisterModuleInterface<IJsonStoreModule>(this);
m_sharedStore = UUID.Zero;
m_JsonValueStore = new Dictionary<UUID,JsonStore>();
m_JsonValueStore.Add(m_sharedStore,new JsonStore(""));
}
}
// -----------------------------------------------------------------
/// <summary>
/// </summary>
// -----------------------------------------------------------------
public void RemoveRegion(Scene scene)
{
// need to remove all references to the scene in the subscription
// list to enable full garbage collection of the scene object
}
// -----------------------------------------------------------------
/// <summary>
/// Called when all modules have been added for a region. This is
/// where we hook up events
/// </summary>
// -----------------------------------------------------------------
public void RegionLoaded(Scene scene)
{
if (m_enabled) {}
}
/// -----------------------------------------------------------------
/// <summary>
/// </summary>
// -----------------------------------------------------------------
public Type ReplaceableInterface
{
get { return null; }
}
#endregion
#region ScriptInvocationInteface
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
public bool CreateStore(string value, out UUID result)
{
result = UUID.Zero;
if (! m_enabled) return false;
UUID uuid = UUID.Random();
JsonStore map = null;
try
{
map = new JsonStore(value);
}
catch (Exception e)
{
m_log.InfoFormat("[JsonStore] Unable to initialize store from {0}; {1}",value,e.Message);
return false;
}
lock (m_JsonValueStore)
m_JsonValueStore.Add(uuid,map);
result = uuid;
return true;
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
public bool DestroyStore(UUID storeID)
{
if (! m_enabled) return false;
lock (m_JsonValueStore)
m_JsonValueStore.Remove(storeID);
return true;
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
public bool TestPath(UUID storeID, string path, bool useJson)
{
if (! m_enabled) return false;
JsonStore map = null;
lock (m_JsonValueStore)
{
if (! m_JsonValueStore.TryGetValue(storeID,out map))
{
m_log.InfoFormat("[JsonStore] Missing store {0}",storeID);
return true;
}
}
try
{
lock (map)
return map.TestPath(path,useJson);
}
catch (Exception e)
{
m_log.InfoFormat("[JsonStore] Path test failed for {0} in {1}; {2}",path,storeID,e.Message);
}
return false;
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
public bool SetValue(UUID storeID, string path, string value, bool useJson)
{
if (! m_enabled) return false;
JsonStore map = null;
lock (m_JsonValueStore)
{
if (! m_JsonValueStore.TryGetValue(storeID,out map))
{
m_log.InfoFormat("[JsonStore] Missing store {0}",storeID);
return false;
}
}
try
{
lock (map)
if (map.SetValue(path,value,useJson))
return true;
}
catch (Exception e)
{
m_log.InfoFormat("[JsonStore] Unable to assign {0} to {1} in {2}; {3}",value,path,storeID,e.Message);
}
return false;
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
public bool RemoveValue(UUID storeID, string path)
{
if (! m_enabled) return false;
JsonStore map = null;
lock (m_JsonValueStore)
{
if (! m_JsonValueStore.TryGetValue(storeID,out map))
{
m_log.InfoFormat("[JsonStore] Missing store {0}",storeID);
return false;
}
}
try
{
lock (map)
if (map.RemoveValue(path))
return true;
}
catch (Exception e)
{
m_log.InfoFormat("[JsonStore] Unable to remove {0} in {1}; {2}",path,storeID,e.Message);
}
return false;
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
public bool GetValue(UUID storeID, string path, bool useJson, out string value)
{
value = String.Empty;
if (! m_enabled) return false;
JsonStore map = null;
lock (m_JsonValueStore)
{
if (! m_JsonValueStore.TryGetValue(storeID,out map))
return false;
}
try
{
lock (map)
{
return map.GetValue(path, out value, useJson);
}
}
catch (Exception e)
{
m_log.InfoFormat("[JsonStore] unable to retrieve value; {0}",e.Message);
}
return false;
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
public void TakeValue(UUID storeID, string path, bool useJson, TakeValueCallback cback)
{
if (! m_enabled)
{
cback(String.Empty);
return;
}
JsonStore map = null;
lock (m_JsonValueStore)
{
if (! m_JsonValueStore.TryGetValue(storeID,out map))
{
cback(String.Empty);
return;
}
}
try
{
lock (map)
{
map.TakeValue(path, useJson, cback);
return;
}
}
catch (Exception e)
{
m_log.InfoFormat("[JsonStore] unable to retrieve value; {0}",e.ToString());
}
cback(String.Empty);
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
public void ReadValue(UUID storeID, string path, bool useJson, TakeValueCallback cback)
{
if (! m_enabled)
{
cback(String.Empty);
return;
}
JsonStore map = null;
lock (m_JsonValueStore)
{
if (! m_JsonValueStore.TryGetValue(storeID,out map))
{
cback(String.Empty);
return;
}
}
try
{
lock (map)
{
map.ReadValue(path, useJson, cback);
return;
}
}
catch (Exception e)
{
m_log.InfoFormat("[JsonStore] unable to retrieve value; {0}",e.ToString());
}
cback(String.Empty);
}
#endregion
}
}

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OpenSim/Region/OptionalModules/Scripting/JsonStore/JsonStoreScriptModule.cs Normal file
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/*
* Copyright (c) Contributors
* 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 Mono.Addins;
using System;
using System.Reflection;
using System.Threading;
using System.Text;
using System.Net;
using System.Net.Sockets;
using log4net;
using Nini.Config;
using OpenMetaverse;
using OpenMetaverse.StructuredData;
using OpenSim.Framework;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
using System.Collections.Generic;
using System.Text.RegularExpressions;
namespace OpenSim.Region.OptionalModules.Scripting.JsonStore
{
[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "JsonStoreScriptModule")]
public class JsonStoreScriptModule : INonSharedRegionModule
{
private static readonly ILog m_log =
LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private IConfig m_config = null;
private bool m_enabled = false;
private Scene m_scene = null;
private IScriptModuleComms m_comms;
private IJsonStoreModule m_store;
#region IRegionModule Members
// -----------------------------------------------------------------
/// <summary>
/// Name of this shared module is it's class name
/// </summary>
// -----------------------------------------------------------------
public string Name
{
get { return this.GetType().Name; }
}
// -----------------------------------------------------------------
/// <summary>
/// Initialise this shared module
/// </summary>
/// <param name="scene">this region is getting initialised</param>
/// <param name="source">nini config, we are not using this</param>
// -----------------------------------------------------------------
public void Initialise(IConfigSource config)
{
try
{
if ((m_config = config.Configs["JsonStore"]) == null)
{
// There is no configuration, the module is disabled
// m_log.InfoFormat("[JsonStoreScripts] no configuration info");
return;
}
m_enabled = m_config.GetBoolean("Enabled", m_enabled);
}
catch (Exception e)
{
m_log.ErrorFormat("[JsonStoreScripts] initialization error: {0}",e.Message);
return;
}
if (m_enabled)
m_log.DebugFormat("[JsonStoreScripts] module is enabled");
}
// -----------------------------------------------------------------
/// <summary>
/// everything is loaded, perform post load configuration
/// </summary>
// -----------------------------------------------------------------
public void PostInitialise()
{
}
// -----------------------------------------------------------------
/// <summary>
/// Nothing to do on close
/// </summary>
// -----------------------------------------------------------------
public void Close()
{
}
// -----------------------------------------------------------------
/// <summary>
/// </summary>
// -----------------------------------------------------------------
public void AddRegion(Scene scene)
{
}
// -----------------------------------------------------------------
/// <summary>
/// </summary>
// -----------------------------------------------------------------
public void RemoveRegion(Scene scene)
{
// need to remove all references to the scene in the subscription
// list to enable full garbage collection of the scene object
}
// -----------------------------------------------------------------
/// <summary>
/// Called when all modules have been added for a region. This is
/// where we hook up events
/// </summary>
// -----------------------------------------------------------------
public void RegionLoaded(Scene scene)
{
if (m_enabled)
{
m_scene = scene;
m_comms = m_scene.RequestModuleInterface<IScriptModuleComms>();
if (m_comms == null)
{
m_log.ErrorFormat("[JsonStoreScripts] ScriptModuleComms interface not defined");
m_enabled = false;
return;
}
m_store = m_scene.RequestModuleInterface<IJsonStoreModule>();
if (m_store == null)
{
m_log.ErrorFormat("[JsonStoreScripts] JsonModule interface not defined");
m_enabled = false;
return;
}
m_comms.RegisterScriptInvocation(this,"JsonCreateStore");
m_comms.RegisterScriptInvocation(this,"JsonDestroyStore");
m_comms.RegisterScriptInvocation(this,"JsonReadNotecard");
m_comms.RegisterScriptInvocation(this,"JsonWriteNotecard");
m_comms.RegisterScriptInvocation(this,"JsonTestPath");
m_comms.RegisterScriptInvocation(this,"JsonTestPathJson");
m_comms.RegisterScriptInvocation(this,"JsonGetValue");
m_comms.RegisterScriptInvocation(this,"JsonGetValueJson");
m_comms.RegisterScriptInvocation(this,"JsonTakeValue");
m_comms.RegisterScriptInvocation(this,"JsonTakeValueJson");
m_comms.RegisterScriptInvocation(this,"JsonReadValue");
m_comms.RegisterScriptInvocation(this,"JsonReadValueJson");
m_comms.RegisterScriptInvocation(this,"JsonSetValue");
m_comms.RegisterScriptInvocation(this,"JsonSetValueJson");
m_comms.RegisterScriptInvocation(this,"JsonRemoveValue");
}
}
/// -----------------------------------------------------------------
/// <summary>
/// </summary>
// -----------------------------------------------------------------
public Type ReplaceableInterface
{
get { return null; }
}
#endregion
#region ScriptInvocationInteface
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
protected void GenerateRuntimeError(string msg)
{
throw new Exception("JsonStore Runtime Error: " + msg);
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
protected UUID JsonCreateStore(UUID hostID, UUID scriptID, string value)
{
UUID uuid = UUID.Zero;
if (! m_store.CreateStore(value, out uuid))
GenerateRuntimeError("Failed to create Json store");
return uuid;
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
protected int JsonDestroyStore(UUID hostID, UUID scriptID, UUID storeID)
{
return m_store.DestroyStore(storeID) ? 1 : 0;
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
protected UUID JsonReadNotecard(UUID hostID, UUID scriptID, UUID storeID, string path, UUID assetID)
{
UUID reqID = UUID.Random();
Util.FireAndForget(delegate(object o) { DoJsonReadNotecard(reqID,hostID,scriptID,storeID,path,assetID); });
return reqID;
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
protected UUID JsonWriteNotecard(UUID hostID, UUID scriptID, UUID storeID, string path, string name)
{
UUID reqID = UUID.Random();
Util.FireAndForget(delegate(object o) { DoJsonWriteNotecard(reqID,hostID,scriptID,storeID,path,name); });
return reqID;
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
protected int JsonTestPath(UUID hostID, UUID scriptID, UUID storeID, string path)
{
return m_store.TestPath(storeID,path,false) ? 1 : 0;
}
protected int JsonTestPathJson(UUID hostID, UUID scriptID, UUID storeID, string path)
{
return m_store.TestPath(storeID,path,true) ? 1 : 0;
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
protected int JsonSetValue(UUID hostID, UUID scriptID, UUID storeID, string path, string value)
{
return m_store.SetValue(storeID,path,value,false) ? 1 : 0;
}
protected int JsonSetValueJson(UUID hostID, UUID scriptID, UUID storeID, string path, string value)
{
return m_store.SetValue(storeID,path,value,true) ? 1 : 0;
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
protected int JsonRemoveValue(UUID hostID, UUID scriptID, UUID storeID, string path)
{
return m_store.RemoveValue(storeID,path) ? 1 : 0;
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
protected string JsonGetValue(UUID hostID, UUID scriptID, UUID storeID, string path)
{
string value = String.Empty;
m_store.GetValue(storeID,path,false,out value);
return value;
}
protected string JsonGetValueJson(UUID hostID, UUID scriptID, UUID storeID, string path)
{
string value = String.Empty;
m_store.GetValue(storeID,path,true, out value);
return value;
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
protected UUID JsonTakeValue(UUID hostID, UUID scriptID, UUID storeID, string path)
{
UUID reqID = UUID.Random();
Util.FireAndForget(delegate(object o) { DoJsonTakeValue(scriptID,reqID,storeID,path,false); });
return reqID;
}
protected UUID JsonTakeValueJson(UUID hostID, UUID scriptID, UUID storeID, string path)
{
UUID reqID = UUID.Random();
Util.FireAndForget(delegate(object o) { DoJsonTakeValue(scriptID,reqID,storeID,path,true); });
return reqID;
}
private void DoJsonTakeValue(UUID scriptID, UUID reqID, UUID storeID, string path, bool useJson)
{
try
{
m_store.TakeValue(storeID,path,useJson,delegate(string value) { DispatchValue(scriptID,reqID,value); });
return;
}
catch (Exception e)
{
m_log.InfoFormat("[JsonStoreScripts] unable to retrieve value; {0}",e.ToString());
}
DispatchValue(scriptID,reqID,String.Empty);
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
protected UUID JsonReadValue(UUID hostID, UUID scriptID, UUID storeID, string path)
{
UUID reqID = UUID.Random();
Util.FireAndForget(delegate(object o) { DoJsonReadValue(scriptID,reqID,storeID,path,false); });
return reqID;
}
protected UUID JsonReadValueJson(UUID hostID, UUID scriptID, UUID storeID, string path)
{
UUID reqID = UUID.Random();
Util.FireAndForget(delegate(object o) { DoJsonReadValue(scriptID,reqID,storeID,path,true); });
return reqID;
}
private void DoJsonReadValue(UUID scriptID, UUID reqID, UUID storeID, string path, bool useJson)
{
try
{
m_store.ReadValue(storeID,path,useJson,delegate(string value) { DispatchValue(scriptID,reqID,value); });
return;
}
catch (Exception e)
{
m_log.InfoFormat("[JsonStoreScripts] unable to retrieve value; {0}",e.ToString());
}
DispatchValue(scriptID,reqID,String.Empty);
}
#endregion
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
protected void DispatchValue(UUID scriptID, UUID reqID, string value)
{
m_comms.DispatchReply(scriptID,1,value,reqID.ToString());
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
private void DoJsonReadNotecard(UUID reqID, UUID hostID, UUID scriptID, UUID storeID, string path, UUID assetID)
{
AssetBase a = m_scene.AssetService.Get(assetID.ToString());
if (a == null)
GenerateRuntimeError(String.Format("Unable to find notecard asset {0}",assetID));
if (a.Type != (sbyte)AssetType.Notecard)
GenerateRuntimeError(String.Format("Invalid notecard asset {0}",assetID));
m_log.DebugFormat("[JsonStoreScripts] read notecard in context {0}",storeID);
try
{
System.Text.UTF8Encoding enc = new System.Text.UTF8Encoding();
string jsondata = SLUtil.ParseNotecardToString(enc.GetString(a.Data));
int result = m_store.SetValue(storeID,path,jsondata,true) ? 1 : 0;
m_comms.DispatchReply(scriptID,result,"",reqID.ToString());
return;
}
catch (Exception e)
{
m_log.WarnFormat("[JsonStoreScripts] Json parsing failed; {0}",e.Message);
}
GenerateRuntimeError(String.Format("Json parsing failed for {0}",assetID.ToString()));
m_comms.DispatchReply(scriptID,0,"",reqID.ToString());
}
// -----------------------------------------------------------------
/// <summary>
///
/// </summary>
// -----------------------------------------------------------------
private void DoJsonWriteNotecard(UUID reqID, UUID hostID, UUID scriptID, UUID storeID, string path, string name)
{
string data;
if (! m_store.GetValue(storeID,path,true, out data))
{
m_comms.DispatchReply(scriptID,0,UUID.Zero.ToString(),reqID.ToString());
return;
}
SceneObjectPart host = m_scene.GetSceneObjectPart(hostID);
// Create new asset
UUID assetID = UUID.Random();
AssetBase asset = new AssetBase(assetID, name, (sbyte)AssetType.Notecard, host.OwnerID.ToString());
asset.Description = "Json store";
int textLength = data.Length;
data = "Linden text version 2\n{\nLLEmbeddedItems version 1\n{\ncount 0\n}\nText length "
+ textLength.ToString() + "\n" + data + "}\n";
asset.Data = Util.UTF8.GetBytes(data);
m_scene.AssetService.Store(asset);
// Create Task Entry
TaskInventoryItem taskItem = new TaskInventoryItem();
taskItem.ResetIDs(host.UUID);
taskItem.ParentID = host.UUID;
taskItem.CreationDate = (uint)Util.UnixTimeSinceEpoch();
taskItem.Name = asset.Name;
taskItem.Description = asset.Description;
taskItem.Type = (int)AssetType.Notecard;
taskItem.InvType = (int)InventoryType.Notecard;
taskItem.OwnerID = host.OwnerID;
taskItem.CreatorID = host.OwnerID;
taskItem.BasePermissions = (uint)PermissionMask.All;
taskItem.CurrentPermissions = (uint)PermissionMask.All;
taskItem.EveryonePermissions = 0;
taskItem.NextPermissions = (uint)PermissionMask.All;
taskItem.GroupID = host.GroupID;
taskItem.GroupPermissions = 0;
taskItem.Flags = 0;
taskItem.PermsGranter = UUID.Zero;
taskItem.PermsMask = 0;
taskItem.AssetID = asset.FullID;
host.Inventory.AddInventoryItem(taskItem, false);
m_comms.DispatchReply(scriptID,1,assetID.ToString(),reqID.ToString());
}
}
}

2
OpenSim/Region/OptionalModules/Scripting/ScriptModuleComms/ScriptModuleCommsModule.cs
View File

@ -38,7 +38,7 @@ using OpenMetaverse;
using System.Linq; using System.Linq;
using System.Linq.Expressions; using System.Linq.Expressions;
namespace OpenSim.Region.CoreModules.Scripting.ScriptModuleComms namespace OpenSim.Region.OptionalModules.Scripting.ScriptModuleComms
{ {
[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "ScriptModuleCommsModule")] [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "ScriptModuleCommsModule")]
class ScriptModuleCommsModule : INonSharedRegionModule, IScriptModuleComms class ScriptModuleCommsModule : INonSharedRegionModule, IScriptModuleComms

6
bin/OpenSimDefaults.ini
View File

@ -1560,6 +1560,12 @@
MaptileURL = "http://www.mygrid.com/Grid/" MaptileURL = "http://www.mygrid.com/Grid/"
RefreshTime = 3600 RefreshTime = 3600
;;
;; JsonStore module provides structured store for scripts
;;
[JsonStore]
Enabled = False
;; ;;
;; These are defaults that are overwritten below in [Architecture]. ;; These are defaults that are overwritten below in [Architecture].
;; These defaults allow OpenSim to work out of the box with ;; These defaults allow OpenSim to work out of the box with