[735] | 1 | #region License Information
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| 2 | /* HeuristicLab
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| 3 | * Copyright (C) 2002-2008 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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| 4 | *
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| 5 | * This file is part of HeuristicLab.
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| 6 | *
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| 7 | * HeuristicLab is free software: you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation, either version 3 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * HeuristicLab is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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| 19 | */
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| 20 | #endregion
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| 21 |
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| 22 | using System;
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[714] | 23 | using System.Collections.Generic;
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| 24 | using System.Linq;
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| 25 | using System.Text;
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[768] | 26 | using HeuristicLab.Hive.Client.ExecutionEngine;
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[735] | 27 | using HeuristicLab.Hive.Client.Common;
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[768] | 28 | using System.Threading;
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[770] | 29 | using System.Reflection;
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| 30 | using System.Diagnostics;
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| 31 | using System.Security.Permissions;
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| 32 | using System.Security.Policy;
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| 33 | using System.Security;
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[790] | 34 | using HeuristicLab.Hive.Client.Communication;
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[793] | 35 | using HeuristicLab.Hive.Contracts.BusinessObjects;
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| 36 | using HeuristicLab.Hive.Contracts;
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[804] | 37 | using System.Runtime.Remoting.Messaging;
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[816] | 38 | using HeuristicLab.PluginInfrastructure;
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[843] | 39 | using System.ServiceModel;
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| 40 | using System.ServiceModel.Description;
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[919] | 41 | using HeuristicLab.Hive.Client.Core.ClientConsoleService;
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[714] | 42 |
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[768] | 43 |
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[714] | 44 | namespace HeuristicLab.Hive.Client.Core {
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| 45 | public class Core {
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[768] | 46 |
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[804] | 47 | public delegate string GetASnapshotDelegate();
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| 48 |
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[768] | 49 | Dictionary<long, Executor> engines = new Dictionary<long, Executor>();
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[770] | 50 | Dictionary<long, AppDomain> appDomains = new Dictionary<long, AppDomain>();
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| 51 |
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[923] | 52 | private WcfService wcfService;
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[798] | 53 |
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[790] | 54 | public void Start() {
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[900] | 55 |
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[901] | 56 | ClientConsoleServer server = new ClientConsoleServer();
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| 57 | server.StartClientConsoleServer(new Uri("net.tcp://127.0.0.1:8000/ClientConsole/"));
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[843] | 58 |
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[908] | 59 | ConfigurationManager manager = ConfigurationManager.GetInstance();
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| 60 | manager.Core = this;
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| 61 |
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[923] | 62 | wcfService = WcfService.Instance;
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| 63 | wcfService.Connect("192.168.132.1", "9000");
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[790] | 64 |
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[923] | 65 | wcfService.LoginCompleted += new EventHandler<LoginCompletedEventArgs>(wcfService_LoginCompleted);
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| 66 | wcfService.PullJobCompleted += new EventHandler<PullJobCompletedEventArgs>(wcfService_PullJobCompleted);
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| 67 | wcfService.SendJobResultCompleted += new EventHandler<SendJobResultCompletedEventArgs>(wcfService_SendJobResultCompleted);
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[924] | 68 | wcfService.ConnectionRestored += new EventHandler(wcfService_ConnectionRestored);
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[923] | 69 |
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| 70 | wcfService.LoginAsync(ConfigurationManager.GetInstance().GetClientInfo());
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| 71 |
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[900] | 72 | Heartbeat beat = new Heartbeat { Interval = 10000 };
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[841] | 73 | beat.StartHeartbeat();
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| 74 |
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[735] | 75 | MessageQueue queue = MessageQueue.GetInstance();
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| 76 | while (true) {
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| 77 | MessageContainer container = queue.GetMessage();
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[779] | 78 | Debug.WriteLine("Main loop received this message: " + container.Message.ToString());
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[790] | 79 | Logging.GetInstance().Info(this.ToString(), container.Message.ToString());
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[768] | 80 | DetermineAction(container);
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[735] | 81 | }
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| 82 | }
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[768] | 83 |
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| 84 | private void DetermineAction(MessageContainer container) {
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[779] | 85 | switch (container.Message) {
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| 86 | case MessageContainer.MessageType.AbortJob:
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| 87 | engines[container.JobId].Abort();
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| 88 | break;
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| 89 | case MessageContainer.MessageType.JobAborted:
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| 90 | Debug.WriteLine("-- Job Aborted Message received");
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| 91 | break;
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[790] | 92 |
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[779] | 93 | case MessageContainer.MessageType.RequestSnapshot:
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| 94 | engines[container.JobId].RequestSnapshot();
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| 95 | break;
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| 96 | case MessageContainer.MessageType.SnapshotReady:
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[811] | 97 | Thread ssr = new Thread(new ParameterizedThreadStart(GetSnapshot));
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| 98 | ssr.Start(container.JobId);
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[779] | 99 | break;
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[790] | 100 |
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[811] | 101 | case MessageContainer.MessageType.FetchJob:
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[923] | 102 | wcfService.PullJobAsync(Guid.NewGuid());
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[811] | 103 | break;
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[779] | 104 | case MessageContainer.MessageType.FinishedJob:
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[811] | 105 | Thread finThread = new Thread(new ParameterizedThreadStart(GetFinishedJob));
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| 106 | finThread.Start(container.JobId);
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| 107 | break;
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[779] | 108 | }
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| 109 | }
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[790] | 110 |
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[923] | 111 | #region Async Threads for the EE
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| 112 |
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[811] | 113 | private void GetFinishedJob(object jobId) {
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| 114 | long jId = (long)jobId;
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[830] | 115 | byte[] sJob = engines[jId].GetFinishedJob();
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[816] | 116 |
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[841] | 117 | JobResult jobResult = new JobResult { JobId = jId, Result = sJob, Client = ConfigurationManager.GetInstance().GetClientInfo() };
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[923] | 118 | wcfService.SendJobResultAsync(jobResult, true);
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[804] | 119 | }
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| 120 |
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[811] | 121 | private void GetSnapshot(object jobId) {
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| 122 | long jId = (long)jobId;
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[816] | 123 | byte[] obj = engines[jId].GetSnapshot();
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[811] | 124 | }
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| 125 |
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[923] | 126 | #endregion
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| 127 |
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| 128 | #region wcfService Events
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| 129 |
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[924] | 130 | void wcfService_ConnectionRestored(object sender, EventArgs e) {
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| 131 | //Do some fancy new things here... e.g: check all appdomains if there are still active Jobs that need to be transmitted
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| 132 | }
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| 133 |
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[923] | 134 | void wcfService_LoginCompleted(object sender, LoginCompletedEventArgs e) {
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| 135 | if (e.Result.Success) {
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| 136 | Logging.GetInstance().Info(this.ToString(), "Login completed to Hive Server @ " + DateTime.Now);
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| 137 | ConfigurationManager.GetInstance().Loggedin();
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| 138 | Status.LoginTime = DateTime.Now;
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| 139 | Status.LoggedIn = true;
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| 140 | } else
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| 141 | Logging.GetInstance().Error(this.ToString(), e.Result.StatusMessage);
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| 142 | }
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| 143 |
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| 144 | void wcfService_PullJobCompleted(object sender, PullJobCompletedEventArgs e) {
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[798] | 145 | bool sandboxed = false;
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| 146 |
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[886] | 147 | PluginManager.Manager.Initialize();
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| 148 | AppDomain appDomain = PluginManager.Manager.CreateAndInitAppDomainWithSandbox(e.Result.JobId.ToString(), sandboxed, typeof(TestJob));
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[882] | 149 |
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[830] | 150 | appDomains.Add(e.Result.JobId, appDomain);
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[798] | 151 |
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| 152 | Executor engine = (Executor)appDomain.CreateInstanceAndUnwrap(typeof(Executor).Assembly.GetName().Name, typeof(Executor).FullName);
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[830] | 153 | engine.JobId = e.Result.JobId;
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[798] | 154 | engine.Queue = MessageQueue.GetInstance();
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[830] | 155 | engine.Start(e.Result.SerializedJob);
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| 156 | engines.Add(e.Result.JobId, engine);
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[798] | 157 |
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| 158 | Status.CurrentJobs++;
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| 159 |
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| 160 | Debug.WriteLine("Increment CurrentJobs to:"+Status.CurrentJobs.ToString());
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| 161 | }
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| 162 |
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[923] | 163 | void wcfService_SendJobResultCompleted(object sender, SendJobResultCompletedEventArgs e) {
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[840] | 164 | if (e.Result.Success) {
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| 165 | AppDomain.Unload(appDomains[e.Result.JobId]);
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| 166 | appDomains.Remove(e.Result.JobId);
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| 167 | engines.Remove(e.Result.JobId);
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| 168 | Status.CurrentJobs--;
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| 169 | Debug.WriteLine("Decrement CurrentJobs to:" + Status.CurrentJobs.ToString());
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| 170 | } else {
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| 171 | Debug.WriteLine("Job sending FAILED!");
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| 172 | }
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[779] | 173 | }
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[908] | 174 |
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[923] | 175 | #endregion
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| 176 |
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[908] | 177 | public Dictionary<long, Executor> GetExecutionEngines() {
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| 178 | return engines;
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| 179 | }
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[714] | 180 | }
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| 181 | }
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