From 5e4d6cab00cb29cd088ab7b62ab13aff103b64cb Mon Sep 17 00:00:00 2001 From: onefang Date: Sun, 19 May 2019 21:24:15 +1000 Subject: Dump OpenSim 0.9.0.1 into it's own branch. --- .../Framework/Monitoring/EtcdMonitoringModule.cs | 195 +++++++++++++++++++++ .../Framework/Monitoring/MonitorServicesModule.cs | 8 +- 2 files changed, 199 insertions(+), 4 deletions(-) create mode 100644 OpenSim/Region/OptionalModules/Framework/Monitoring/EtcdMonitoringModule.cs (limited to 'OpenSim/Region/OptionalModules/Framework') diff --git a/OpenSim/Region/OptionalModules/Framework/Monitoring/EtcdMonitoringModule.cs b/OpenSim/Region/OptionalModules/Framework/Monitoring/EtcdMonitoringModule.cs new file mode 100644 index 0000000..921bbfb --- /dev/null +++ b/OpenSim/Region/OptionalModules/Framework/Monitoring/EtcdMonitoringModule.cs @@ -0,0 +1,195 @@ +/* + * 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.Text; +using log4net; +using Mono.Addins; +using Nini.Config; +using OpenMetaverse; +using OpenSim.Framework; +using OpenSim.Framework.Console; +using OpenSim.Region.Framework.Interfaces; +using OpenSim.Region.Framework.Scenes; +using netcd; +using netcd.Serialization; +using netcd.Advanced; +using netcd.Advanced.Requests; + +namespace OpenSim.Region.OptionalModules.Framework.Monitoring +{ + /// + /// Allows to store monitoring data in etcd, a high availability + /// name-value store. + /// + [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "EtcdMonitoringModule")] + public class EtcdMonitoringModule : INonSharedRegionModule, IEtcdModule + { + private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); + + protected Scene m_scene; + protected IEtcdClient m_client; + protected bool m_enabled = false; + protected string m_etcdBasePath = String.Empty; + protected bool m_appendRegionID = true; + + public string Name + { + get { return "EtcdMonitoringModule"; } + } + + public Type ReplaceableInterface + { + get { return null; } + } + + public void Initialise(IConfigSource source) + { + if (source.Configs["Etcd"] == null) + return; + + IConfig etcdConfig = source.Configs["Etcd"]; + + string etcdUrls = etcdConfig.GetString("EtcdUrls", String.Empty); + if (etcdUrls == String.Empty) + return; + + m_etcdBasePath = etcdConfig.GetString("BasePath", m_etcdBasePath); + m_appendRegionID = etcdConfig.GetBoolean("AppendRegionID", m_appendRegionID); + + if (!m_etcdBasePath.EndsWith("/")) + m_etcdBasePath += "/"; + + try + { + string[] endpoints = etcdUrls.Split(new char[] {','}); + List uris = new List(); + foreach (string endpoint in endpoints) + uris.Add(new Uri(endpoint.Trim())); + + m_client = new EtcdClient(uris.ToArray(), new DefaultSerializer(), new DefaultSerializer()); + } + catch (Exception e) + { + m_log.DebugFormat("[ETCD]: Error initializing connection: " + e.ToString()); + return; + } + + m_log.DebugFormat("[ETCD]: Etcd module configured"); + m_enabled = true; + } + + public void Close() + { + //m_client = null; + m_scene = null; + } + + public void AddRegion(Scene scene) + { + m_scene = scene; + + if (m_enabled) + { + if (m_appendRegionID) + m_etcdBasePath += m_scene.RegionInfo.RegionID.ToString() + "/"; + + m_log.DebugFormat("[ETCD]: Using base path {0} for all keys", m_etcdBasePath); + + try + { + m_client.Advanced.CreateDirectory(new CreateDirectoryRequest() {Key = m_etcdBasePath}); + } + catch (Exception e) + { + m_log.ErrorFormat("Exception trying to create base path {0}: " + e.ToString(), m_etcdBasePath); + } + + scene.RegisterModuleInterface(this); + } + } + + public void RemoveRegion(Scene scene) + { + } + + public void RegionLoaded(Scene scene) + { + } + + public bool Store(string k, string v) + { + return Store(k, v, 0); + } + + public bool Store(string k, string v, int ttl) + { + Response resp = m_client.Advanced.SetKey(new SetKeyRequest() { Key = m_etcdBasePath + k, Value = v, TimeToLive = ttl }); + + if (resp == null) + return false; + + if (resp.ErrorCode.HasValue) + { + m_log.DebugFormat("[ETCD]: Error {0} ({1}) storing {2} => {3}", resp.Cause, (int)resp.ErrorCode, m_etcdBasePath + k, v); + + return false; + } + + return true; + } + + public string Get(string k) + { + Response resp = m_client.Advanced.GetKey(new GetKeyRequest() { Key = m_etcdBasePath + k }); + + if (resp == null) + return String.Empty; + + if (resp.ErrorCode.HasValue) + { + m_log.DebugFormat("[ETCD]: Error {0} ({1}) getting {2}", resp.Cause, (int)resp.ErrorCode, m_etcdBasePath + k); + + return String.Empty; + } + + return resp.Node.Value; + } + + public void Delete(string k) + { + m_client.Advanced.DeleteKey(new DeleteKeyRequest() { Key = m_etcdBasePath + k }); + } + + public void Watch(string k, Action callback) + { + m_client.Advanced.WatchKey(new WatchKeyRequest() { Key = m_etcdBasePath + k, Callback = (x) => { callback(x.Node.Value); } }); + } + } +} diff --git a/OpenSim/Region/OptionalModules/Framework/Monitoring/MonitorServicesModule.cs b/OpenSim/Region/OptionalModules/Framework/Monitoring/MonitorServicesModule.cs index a25e034..95bb13e 100644 --- a/OpenSim/Region/OptionalModules/Framework/Monitoring/MonitorServicesModule.cs +++ b/OpenSim/Region/OptionalModules/Framework/Monitoring/MonitorServicesModule.cs @@ -48,11 +48,11 @@ namespace OpenSim.Region.OptionalModules.Framework.Monitoring protected Scene m_scene; // private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); - + public string Name { get { return "Services Health Monitoring Module"; } } - + public Type ReplaceableInterface { get { return null; } } - + public void Initialise(IConfigSource source) { } @@ -64,7 +64,7 @@ namespace OpenSim.Region.OptionalModules.Framework.Monitoring public void Close() { } - + public void AddRegion(Scene scene) { if (m_scene == null) -- cgit v1.1