From e9d376972ffb6237a55045448271a92026f41198 Mon Sep 17 00:00:00 2001 From: Diva Canto Date: Thu, 14 Jan 2010 08:05:08 -0800 Subject: Added a UserAccountCache to the UserAccountServiceConnectors. Uses a CenomeCache. --- .../LocalUserAccountServiceConnector.cs | 25 ++++++- .../RemoteUserAccountServiceConnector.cs | 34 +++++++++ .../UserAccounts/UserAccountCache.cs | 87 ++++++++++++++++++++++ 3 files changed, 143 insertions(+), 3 deletions(-) create mode 100644 OpenSim/Region/CoreModules/ServiceConnectorsOut/UserAccounts/UserAccountCache.cs (limited to 'OpenSim/Region/CoreModules') diff --git a/OpenSim/Region/CoreModules/ServiceConnectorsOut/UserAccounts/LocalUserAccountServiceConnector.cs b/OpenSim/Region/CoreModules/ServiceConnectorsOut/UserAccounts/LocalUserAccountServiceConnector.cs index f55de5a..07fee79 100644 --- a/OpenSim/Region/CoreModules/ServiceConnectorsOut/UserAccounts/LocalUserAccountServiceConnector.cs +++ b/OpenSim/Region/CoreModules/ServiceConnectorsOut/UserAccounts/LocalUserAccountServiceConnector.cs @@ -46,6 +46,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.UserAccounts MethodBase.GetCurrentMethod().DeclaringType); private IUserAccountService m_UserService; + private UserAccountCache m_Cache; private bool m_Enabled = false; @@ -96,6 +97,8 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.UserAccounts return; } m_Enabled = true; + m_Cache = new UserAccountCache(); + m_log.Info("[USER CONNECTOR]: Local user connector enabled"); } } @@ -139,12 +142,28 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.UserAccounts public UserAccount GetUserAccount(UUID scopeID, UUID userID) { - return m_UserService.GetUserAccount(scopeID, userID); + UserAccount account = m_Cache.Get(userID); + if (account != null) + return account; + + account = m_UserService.GetUserAccount(scopeID, userID); + if (account != null) + m_Cache.Cache(account); + + return account; } - public UserAccount GetUserAccount(UUID scopeID, string FirstName, string LastName) + public UserAccount GetUserAccount(UUID scopeID, string firstName, string lastName) { - return m_UserService.GetUserAccount(scopeID, FirstName, LastName); + UserAccount account = m_Cache.Get(firstName + " " + lastName); + if (account != null) + return account; + + account = m_UserService.GetUserAccount(scopeID, firstName, lastName); + if (account != null) + m_Cache.Cache(account); + + return account; } public UserAccount GetUserAccount(UUID scopeID, string Email) diff --git a/OpenSim/Region/CoreModules/ServiceConnectorsOut/UserAccounts/RemoteUserAccountServiceConnector.cs b/OpenSim/Region/CoreModules/ServiceConnectorsOut/UserAccounts/RemoteUserAccountServiceConnector.cs index 7d61b20..13acdf2 100644 --- a/OpenSim/Region/CoreModules/ServiceConnectorsOut/UserAccounts/RemoteUserAccountServiceConnector.cs +++ b/OpenSim/Region/CoreModules/ServiceConnectorsOut/UserAccounts/RemoteUserAccountServiceConnector.cs @@ -34,6 +34,8 @@ using OpenSim.Region.Framework.Scenes; using OpenSim.Services.Interfaces; using OpenSim.Services.Connectors; +using OpenMetaverse; + namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.UserAccounts { public class RemoteUserAccountServicesConnector : UserAccountServicesConnector, @@ -44,6 +46,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.UserAccounts MethodBase.GetCurrentMethod().DeclaringType); private bool m_Enabled = false; + private UserAccountCache m_Cache; public Type ReplaceableInterface { @@ -73,6 +76,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.UserAccounts m_Enabled = true; base.Initialise(source); + m_Cache = new UserAccountCache(); m_log.Info("[USER CONNECTOR]: Remote users enabled"); } @@ -110,5 +114,35 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.UserAccounts if (!m_Enabled) return; } + + #region Overwritten methods from IUserAccountService + + public override UserAccount GetUserAccount(UUID scopeID, UUID userID) + { + UserAccount account = m_Cache.Get(userID); + if (account != null) + return account; + + account = base.GetUserAccount(scopeID, userID); + if (account != null) + m_Cache.Cache(account); + + return account; + } + + public override UserAccount GetUserAccount(UUID scopeID, string firstName, string lastName) + { + UserAccount account = m_Cache.Get(firstName + " " + lastName); + if (account != null) + return account; + + account = base.GetUserAccount(scopeID, firstName, lastName); + if (account != null) + m_Cache.Cache(account); + + return account; + } + + #endregion } } diff --git a/OpenSim/Region/CoreModules/ServiceConnectorsOut/UserAccounts/UserAccountCache.cs b/OpenSim/Region/CoreModules/ServiceConnectorsOut/UserAccounts/UserAccountCache.cs new file mode 100644 index 0000000..e430fc7 --- /dev/null +++ b/OpenSim/Region/CoreModules/ServiceConnectorsOut/UserAccounts/UserAccountCache.cs @@ -0,0 +1,87 @@ +/* + * 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.Reflection; +using System.Collections.Generic; +using OpenSim.Framework; +using OpenSim.Services.Interfaces; +using OpenMetaverse; +using log4net; + +namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.UserAccounts +{ + public class UserAccountCache + { + //private static readonly ILog m_log = + // LogManager.GetLogger( + // MethodBase.GetCurrentMethod().DeclaringType); + + private ICnmCache m_UUIDCache; + private Dictionary m_NameCache; + + public UserAccountCache() + { + // Warning: the size values are a bit fuzzy. What matters + // most for this cache is the count value (128 entries). + m_UUIDCache = CnmSynchronizedCache.Synchronized(new CnmMemoryCache( + 128, 128*512, TimeSpan.FromMinutes(30.0))); + m_NameCache = new Dictionary(); // this one is unbound + } + + public void Cache(UserAccount account) + { + m_UUIDCache.Set(account.PrincipalID, account, 512); + m_NameCache[account.Name] = account.PrincipalID; + + //m_log.DebugFormat("[USER CACHE]: cached user {0} {1}", account.FirstName, account.LastName); + } + + public UserAccount Get(UUID userID) + { + UserAccount account = null; + if (m_UUIDCache.TryGetValue(userID, out account)) + { + //m_log.DebugFormat("[USER CACHE]: Account {0} {1} found in cache", account.FirstName, account.LastName); + return account; + } + + return null; + } + + public UserAccount Get(string name) + { + if (!m_NameCache.ContainsKey(name)) + return null; + + UserAccount account = null; + if (m_UUIDCache.TryGetValue(m_NameCache[name], out account)) + return account; + + return null; + } + } +} -- cgit v1.1