[4060] | 1 | #region License Information
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| 2 |
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| 3 | /* HeuristicLab
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| 4 | * Copyright (C) 2002-2008 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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| 5 | *
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| 6 | * This file is part of HeuristicLab.
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| 7 | *
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| 8 | * HeuristicLab is free software: you can redistribute it and/or modify
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| 9 | * it under the terms of the GNU General Public License as published by
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| 10 | * the Free Software Foundation, either version 3 of the License, or
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| 11 | * (at your option) any later version.
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| 12 | *
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| 13 | * HeuristicLab is distributed in the hope that it will be useful,
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| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 16 | * GNU General Public License for more details.
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| 17 | *
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| 18 | * You should have received a copy of the GNU General Public License
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| 19 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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| 20 | */
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| 21 |
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| 22 | #endregion
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| 23 |
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| 24 | using System;
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| 25 | using System.Collections.Generic;
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| 26 | using System.Linq;
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| 27 | using System.Text;
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| 28 | using HeuristicLab.Hive.Contracts.Interfaces;
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| 29 | using HeuristicLab.Hive.Contracts.BusinessObjects;
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| 30 | using HeuristicLab.Hive.Contracts;
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| 31 | using HeuristicLab.Hive.Server.DataAccess;
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| 32 | using HeuristicLab.Hive.Server.Core.InternalInterfaces;
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| 33 | using HeuristicLab.DataAccess.Interfaces;
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| 34 | using System.Data;
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| 35 | using System.IO;
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| 36 | using HeuristicLab.Tracing;
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| 37 | using System.Transactions;
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| 38 | using HeuristicLab.Hive.Server.LINQDataAccess;
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[4092] | 39 | using IsolationLevel = System.Transactions.IsolationLevel;
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[4263] | 40 | using HeuristicLab.Hive.Contracts.ResponseObjects;
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[4060] | 41 |
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| 42 | namespace HeuristicLab.Hive.Server.Core {
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| 43 | internal class JobManager : IJobManager, IInternalJobManager {
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| 44 | private ILifecycleManager lifecycleManager;
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| 45 |
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| 46 | #region IJobManager Members
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| 47 |
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| 48 | public JobManager() {
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| 49 | lifecycleManager = ServiceLocator.GetLifecycleManager();
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| 50 |
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| 51 | lifecycleManager.RegisterStartup(new EventHandler(lifecycleManager_OnStartup));
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[4254] | 52 | lifecycleManager.RegisterShutdown(new EventHandler(lifecycleManager_OnShutdown));
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[4060] | 53 | }
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| 54 |
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[4092] | 55 | private void CheckForDeadJobs() {
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[4060] | 56 | Logger.Info("Searching for dead Jobs");
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[4092] | 57 |
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[4254] | 58 | List<JobDto> allJobs = new List<JobDto>(DaoLocator.JobDao.FindAll());
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| 59 | foreach (JobDto curJob in allJobs) {
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[4264] | 60 | if (curJob.State != JobState.Calculating && curJob.State != JobState.Finished) {
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[4254] | 61 | DaoLocator.JobDao.SetJobOffline(curJob);
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[4060] | 62 | }
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| 63 | }
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| 64 | }
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| 65 |
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| 66 | private void lifecycleManager_OnStartup(object sender, EventArgs e) {
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| 67 | Logger.Info("Startup Event Fired, Checking DB for consistency");
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[4092] | 68 | CheckForDeadJobs();
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[4060] | 69 | Logger.Info("Startup Event Done");
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| 70 | }
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| 71 |
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| 72 | private void lifecycleManager_OnShutdown(object sender, EventArgs e) {
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| 73 | Logger.Info("Startup Event Fired, Checking DB for consistency");
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[4092] | 74 | CheckForDeadJobs();
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[4060] | 75 | Logger.Info("Startup Event Done");
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| 76 | }
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| 77 |
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| 78 | /// <summary>
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| 79 | /// returns all jobs stored in the database
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| 80 | /// </summary>
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| 81 | /// <returns></returns>
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| 82 | public ResponseList<JobDto> GetAllJobs() {
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| 83 | ResponseList<JobDto> response = new ResponseList<JobDto>();
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| 84 | response.List = new List<JobDto>(DaoLocator.JobDao.FindAll());
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| 85 | return response;
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| 86 | }
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| 87 |
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[4264] | 88 | public ResponseList<JobDto> GetAllJobsWithFilter(JobState jobState, int offset, int count) {
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[4060] | 89 | ResponseList<JobDto> response = new ResponseList<JobDto>();
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| 90 | response.List = new List<JobDto>(DaoLocator.JobDao.FindWithLimitations(jobState, offset, count));
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| 91 | return response;
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| 92 | }
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| 93 |
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| 94 | /// <summary>
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| 95 | /// Gets the streamed job
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| 96 | /// </summary>
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| 97 | /// <param name="jobId"></param>
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| 98 | /// <returns></returns>
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| 99 | public Stream GetJobStreamById(Guid jobId) {
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| 100 | return DaoLocator.JobDao.GetSerializedJobStream(jobId);
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| 101 | }
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| 102 |
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| 103 | /// <summary>
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| 104 | /// returns the job with the specified id
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| 105 | /// </summary>
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| 106 | /// <returns></returns>
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| 107 | public ResponseObject<JobDto> GetJobById(Guid jobId) {
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| 108 | ResponseObject<JobDto> response = new ResponseObject<JobDto>();
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| 109 |
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| 110 | response.Obj = DaoLocator.JobDao.FindById(jobId);
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| 111 | if (response.Obj != null) {
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[4263] | 112 | response.StatusMessage = ResponseStatus.Ok;
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[4092] | 113 | } else {
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[4263] | 114 | response.StatusMessage = ResponseStatus.GetJobById_JobDoesNotExist;
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[4060] | 115 | }
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| 116 |
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| 117 | return response;
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| 118 | }
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| 119 |
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[4121] | 120 | /// <summary>
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| 121 | /// Returns JobDto object with Client-Object attached
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| 122 | /// </summary>
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[4060] | 123 | public ResponseObject<JobDto> GetJobByIdWithDetails(Guid jobId) {
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| 124 | ResponseObject<JobDto> job = new ResponseObject<JobDto>();
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| 125 | job.Obj = DaoLocator.JobDao.FindById(jobId);
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| 126 | if (job.Obj != null) {
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[4263] | 127 | job.StatusMessage = ResponseStatus.Ok;
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[4060] | 128 |
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| 129 | job.Obj.Client = DaoLocator.ClientDao.GetClientForJob(jobId);
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[4092] | 130 | } else {
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[4263] | 131 | job.StatusMessage = ResponseStatus.GetJobByIdWithDetails_JobDoesNotExist;
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[4060] | 132 | }
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| 133 | return job;
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| 134 | }
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| 135 |
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| 136 | public ResponseObject<JobDto> AddJobWithGroupStrings(SerializedJob job, IEnumerable<string> resources) {
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| 137 | IClientGroupDao cgd = DaoLocator.ClientGroupDao;
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| 138 | foreach (string res in resources) {
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| 139 | foreach (ClientGroupDto cg in cgd.FindByName(res)) {
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| 140 | job.JobInfo.AssignedResourceIds.Add(cg.Id);
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| 141 | }
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| 142 | }
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| 143 | return AddNewJob(job);
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| 144 | }
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| 145 |
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| 146 | /// <summary>
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| 147 | /// Adds a new job into the database
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| 148 | /// </summary>
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| 149 | /// <param name="job"></param>
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| 150 | /// <returns></returns>
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| 151 | public ResponseObject<JobDto> AddNewJob(SerializedJob job) {
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| 152 | ResponseObject<JobDto> response = new ResponseObject<JobDto>();
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| 153 |
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| 154 | if (job != null && job.JobInfo != null) {
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[4264] | 155 | if (job.JobInfo.State != JobState.Offline) {
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[4263] | 156 | response.StatusMessage = ResponseStatus.AddNewJob_JobStateMustBeOffline;
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[4060] | 157 | return response;
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| 158 | }
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| 159 | if (job.JobInfo.Id != Guid.Empty) {
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[4263] | 160 | response.StatusMessage = ResponseStatus.AddNewJob_JobIdMustNotBeSet;
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[4060] | 161 | return response;
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| 162 | }
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| 163 | if (job.SerializedJobData == null) {
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[4263] | 164 | response.StatusMessage = ResponseStatus.AddNewJob_JobNull;
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[4060] | 165 | return response;
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| 166 | }
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| 167 |
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| 168 | job.JobInfo.DateCreated = DateTime.Now;
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| 169 | DaoLocator.JobDao.InsertWithAttachedJob(job);
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| 170 | DaoLocator.PluginInfoDao.InsertPluginDependenciesForJob(job.JobInfo);
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| 171 |
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| 172 | response.Obj = job.JobInfo;
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[4092] | 173 | } else {
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[4263] | 174 | response.StatusMessage = ResponseStatus.AddNewJob_JobNull;
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[4060] | 175 | }
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| 176 |
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| 177 | return response;
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| 178 | }
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| 179 |
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| 180 | /// <summary>
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| 181 | /// Removes a job from the database
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[4263] | 182 | ///
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| 183 | /// [chn] this is currently not used anywhere -> check redundancy with AbortJob
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[4060] | 184 | /// </summary>
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| 185 | /// <param name="jobId"></param>
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| 186 | /// <returns></returns>
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[4263] | 187 | //public Response RemoveJob(Guid jobId) {
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| 188 | // Response response = new Response();
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[4060] | 189 |
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[4263] | 190 | // JobDto job = DaoLocator.JobDao.FindById(jobId);
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| 191 | // if (job == null) {
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| 192 | // response.StatusMessage = ResponseStatusMessage.RemoveJob_JobDoesNotExist;
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| 193 | // return response;
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| 194 | // }
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| 195 | // DaoLocator.JobDao.Delete(job);
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[4060] | 196 |
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[4263] | 197 | // return response;
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| 198 | //}
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[4060] | 199 |
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[4263] | 200 | ///
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| 201 | /// [chn] currently not used anywhere
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| 202 | ///
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| 203 | //public ResponseObject<JobDto> GetLastJobResultOf(Guid jobId) {
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| 204 | // ResponseObject<JobDto> result = new ResponseObject<JobDto>();
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[4060] | 205 |
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[4263] | 206 | // result.Obj = DaoLocator.JobDao.FindById(jobId);
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| 207 | // if (result.Obj == null) {
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| 208 | // result.StatusMessage = ResponseStatusMessage.
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| 209 | // }
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[4060] | 210 |
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[4263] | 211 | // return result;
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| 212 | //}
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[4060] | 213 |
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[4120] | 214 | // [chn] [refactor] why does this method handle 3 different cases? wouldn't 3 methods be easier?
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[4060] | 215 | //Requested means: there MUST be a job result which gets sent back
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[4173] | 216 | // requested==true: resultat mit job
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| 217 | // requested==false:
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[4263] | 218 | public ResponseObject<SerializedJob> GetLastSerializedResult(Guid jobId, bool requested, bool snapshot) {
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[4120] | 219 | ResponseObject<SerializedJob> response = new ResponseObject<SerializedJob>();
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[4060] | 220 |
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| 221 | JobDto job = DaoLocator.JobDao.FindById(jobId);
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| 222 |
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| 223 | //if it's a snapshot but the result hasn't reached the server yet...
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[4264] | 224 | if (snapshot && (job.State == JobState.SnapshotRequested || job.State == JobState.SnapshotSent)) {
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[4263] | 225 | response.StatusMessage = ResponseStatus.GetLastSerializedResult_JobResultNotYetThere;
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[4060] | 226 |
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| 227 | return response;
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| 228 | }
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| 229 |
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| 230 | //if it's NOT a snapshot, NEITHER request NOR is it finished
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[4264] | 231 | if (!requested && !snapshot && job.State != JobState.Finished) {
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[4263] | 232 | response.StatusMessage = ResponseStatus.GetLastSerializedResult_JobResultNotYetThere;
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[4060] | 233 |
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| 234 | return response;
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| 235 | }
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| 236 |
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| 237 | //every other case - snapshot, job finished or it's requested
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| 238 | response.Obj = new SerializedJob();
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| 239 | response.Obj.JobInfo = job;
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| 240 |
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[4119] | 241 | response.Obj.SerializedJobData = DaoLocator.JobDao.GetBinaryJobFile(jobId);
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[4060] | 242 |
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| 243 | return response;
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| 244 | }
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| 245 |
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| 246 | public Response RequestSnapshot(Guid jobId) {
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| 247 | Response response = new Response();
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| 248 |
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| 249 | JobDto job = DaoLocator.JobDao.FindById(jobId);
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[4264] | 250 | if (job.State == JobState.SnapshotRequested || job.State == JobState.SnapshotSent) {
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[4263] | 251 | response.StatusMessage = ResponseStatus.RequestSnapshot_SnapshotAlreadyRequested;
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[4060] | 252 | return response;
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| 253 | }
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[4264] | 254 | if (job.State != JobState.Calculating) {
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[4263] | 255 | response.StatusMessage = ResponseStatus.RequestSnapshot_JobIsNotBeeingCalculated;
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[4060] | 256 | return response;
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| 257 | }
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| 258 | // job is in correct state
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[4264] | 259 | job.State = JobState.SnapshotRequested;
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[4060] | 260 | DaoLocator.JobDao.Update(job);
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| 261 |
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| 262 | return response;
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| 263 | }
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| 264 |
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[4263] | 265 | /// <summary>
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| 266 | /// [chn] rename to RequestAbortJob?
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| 267 | /// </summary>
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[4060] | 268 | public Response AbortJob(Guid jobId) {
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| 269 | Response response = new Response();
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| 270 |
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| 271 | JobDto job = DaoLocator.JobDao.FindById(jobId);
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| 272 | if (job == null) {
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[4263] | 273 | //response.Success = false;
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| 274 | response.StatusMessage = ResponseStatus.AbortJob_JobDoesNotExist;
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[4060] | 275 | return response; // no commit needed
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| 276 | }
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[4264] | 277 | if (job.State == JobState.Aborted) {
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[4263] | 278 | //response.Success = true;
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| 279 | response.StatusMessage = ResponseStatus.AbortJob_AbortAlreadyRequested;
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[4060] | 280 | return response; // no commit needed
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| 281 | }
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[4264] | 282 | if (job.State != JobState.Calculating && job.State != JobState.SnapshotRequested && job.State != JobState.SnapshotSent) {
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[4263] | 283 | //response.Success = false;
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| 284 | response.StatusMessage = ResponseStatus.AbortJob_JobIsNotBeeingCalculated;
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[4060] | 285 | return response; // no commit needed
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| 286 | }
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| 287 | // job is in correct state
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[4264] | 288 | job.State = JobState.Aborted;
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[4060] | 289 | DaoLocator.JobDao.Update(job);
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| 290 |
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| 291 | return response;
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| 292 | }
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| 293 |
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[4254] | 294 | /// <summary>
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| 295 | /// Returns the current state for all jobs requested
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| 296 | /// </summary>
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| 297 | /// <param name="jobIds"></param>
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| 298 | /// <returns></returns>
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[4263] | 299 | public ResponseObject<JobResultList> GetJobResults(IEnumerable<Guid> jobIds) {
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[4170] | 300 | ResponseObject<JobResultList> response = new ResponseObject<JobResultList>();
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| 301 | JobResultList jobResultList = new JobResultList();
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| 302 | IEnumerable<JobDto> jobs = DaoLocator.JobDao.FindJobsById(jobIds);
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| 303 | foreach (JobDto job in jobs) {
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| 304 | jobResultList.Add(new JobResult() {
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| 305 | JobId = job.Id,
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| 306 | State = job.State,
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| 307 | DateCalculated = job.DateCalculated,
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| 308 | DateFinished = job.DateFinished,
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| 309 | Exception = job.Exception,
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| 310 | Percentage = job.Percentage
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[4254] | 311 | });
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[4170] | 312 | }
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| 313 | response.Obj = jobResultList;
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| 314 | return response;
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[4060] | 315 | }
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| 316 |
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[4254] | 317 | public byte[] GetSerializedJobDataById(Guid jobId) {
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| 318 | return DaoLocator.JobDao.GetBinaryJobFile(jobId);
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| 319 | }
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| 320 |
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| 321 | public void SetSerializedJobDataById(Guid jobId, byte[] data) {
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| 322 | DaoLocator.JobDao.SetBinaryJobFile(jobId, data);
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| 323 | }
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| 324 |
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| 325 | #endregion
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| 326 |
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| 327 | #region Project handling (currently unimplemented)
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| 328 |
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[4060] | 329 | public ResponseList<ProjectDto> GetAllProjects() {
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[4254] | 330 | throw new NotImplementedException();
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[4060] | 331 | }
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| 332 |
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[4254] | 333 | private Response CreateUpdateProject(ProjectDto project) {
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| 334 | throw new NotImplementedException();
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[4060] | 335 | }
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| 336 |
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| 337 | public Response CreateProject(ProjectDto project) {
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[4254] | 338 | return CreateUpdateProject(project);
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[4060] | 339 | }
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| 340 |
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| 341 | public Response ChangeProject(ProjectDto project) {
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[4254] | 342 | return CreateUpdateProject(project);
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[4060] | 343 | }
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| 344 |
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| 345 | public Response DeleteProject(Guid projectId) {
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[4254] | 346 | throw new NotImplementedException();
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[4060] | 347 | }
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| 348 |
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| 349 | public ResponseList<JobDto> GetJobsByProject(Guid projectId) {
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[4254] | 350 | throw new NotImplementedException();
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[4060] | 351 | }
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| 352 | #endregion
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| 353 | }
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| 354 | } |
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