Exemple #1
0
        public JsonResult Create(UserModel model)
        {
            if (model.LoginName.Length == 0)
            {
                return(new JsonResult("用户名不能为空"));
            }
            if (model.Password.Length == 0)
            {
                return(new JsonResult("密码不能为空"));
            }

            using (dbContext)
            {
                if (dbContext.User.Any(x => x.LoginName == model.LoginName))
                {
                    return(new JsonResult("User is Exist"));
                }

                User entity = model.MapTo();
                dbContext.User.Add(entity);
                dbContext.SaveChanges();

                return(new JsonResult("Success"));
            }
        }
Exemple #2
0
        private static void ScheduleJob <T>(JobKey jobKey, TriggerKey triggerKey) where T : IJob
        {
            var scheduler = SchedulerCenter.Instance;
            var job       = JobBuilder.Create <T>()
                            .WithIdentity(jobKey)
                            .Build();

            var trigger = TriggerBuilder.Create()
                          .WithIdentity(triggerKey)
                          .StartNow()
                          .WithSimpleSchedule(x => x.WithIntervalInSeconds(2).RepeatForever())
                          .Build();

            var context = new QuartzDbContext();
            var entity  = context.QrtzTriggers.Find("bennyScheduler", triggerKey.Name, triggerKey.Group);

            if (entity != null)
            {
                context.QrtzTriggers.Remove(entity);
                context.SaveChanges();
            }

            scheduler.DeleteJobAsync(jobKey).Wait();
            scheduler.ScheduleJob(job, trigger).Wait();
        }
Exemple #3
0
        public async Task <bool> StopScheduleJobAsync(ScheduleInfo model)
        {
            try
            {
                await _scheduler.PauseJob(new JobKey(model.JobName, model.JobGroup));

                //更新数据库
                var entity = _context.Set <ScheduleInfo>().Where(a => a.Id == model.Id).FirstOrDefault();
                entity.Status = (int)JobStatus.Stopped;
                _context.Entry(entity).State = EntityState.Modified;

                _context.SaveChanges();
                return(true);
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
 public Task JobWasExecuted(IJobExecutionContext context, JobExecutionException jobException, CancellationToken cancellationToken = default(CancellationToken))
 {
     try
     {
         QuartzDbContext db          = Program.Host.Services.GetService <QuartzDbContext>();
         var             logFaoctory = Program.Host.Services.GetService <ILoggerFactory>();
         var             log         = logFaoctory.CreateLogger <JobUpdateListens>();
         string          machine     = Environment.MachineName;
         var             item        = db.QuartzTask.FirstOrDefault(w => w.IsDelete == 0 &&
                                                                    w.TaskName == context.JobDetail.Key.Name &&
                                                                    w.GroupName == context.JobDetail.Key.Group &&
                                                                    w.MachineName == machine &&
                                                                    w.InstanceId == context.Scheduler.SchedulerInstanceId);
         if (jobException != null)
         {
             item.Status = (int)TaskStatus.Faulted;
             item.Remark = Newtonsoft.Json.JsonConvert.SerializeObject(jobException);
             log.LogError("Job执行错误,name:{0},Group:{1}", context.JobDetail.Key.Name, context.JobDetail.Key.Group);
         }
         else
         {
             item.Status        = (int)TaskStatus.RanToCompletion;
             item.RecentRunTime = context.FireTimeUtc.DateTime;
             if (context.NextFireTimeUtc.HasValue)
             {
                 item.NextFireTime = context.NextFireTimeUtc.Value.DateTime;
             }
         }
         db.Update <QuartzTask>(item);
         db.SaveChanges();
     }
     catch (Exception ep)
     {
         //context.Scheduler.Interrupt(context.JobDetail.Key);
         var logFaoctory = Program.Host.Services.GetService <ILoggerFactory>();
         var log         = logFaoctory.CreateLogger <JobUpdateListens>();
         log.LogError(0, ep, "JobWasExecuted:Job执行错误,name:{0},Group:{1}", context.JobDetail.Key.Name, context.JobDetail.Key.Group);
     }
     return(Task.FromResult(true));
 }
 public Task JobToBeExecuted(IJobExecutionContext context, CancellationToken cancellationToken = default(CancellationToken))
 {
     try
     {
         string          machine = Environment.MachineName;
         QuartzDbContext db      = Program.Host.Services.GetService <QuartzDbContext>();
         var             item    = db.QuartzTask.FirstOrDefault(w => w.IsDelete == 0 &&
                                                                w.TaskName == context.JobDetail.Key.Name &&
                                                                w.GroupName == context.JobDetail.Key.Group &&
                                                                w.MachineName == machine &&
                                                                w.InstanceId == context.Scheduler.SchedulerInstanceId);
         item.Status = (int)TaskStatus.WaitingToRun;
         db.Update <QuartzTask>(item);
         db.SaveChanges();
     }
     catch (Exception ep)
     {
         //context.Scheduler.Interrupt(context.JobDetail.Key);
         var logFaoctory = Program.Host.Services.GetService <ILoggerFactory>();
         var log         = logFaoctory.CreateLogger <JobUpdateListens>();
         log.LogError(0, ep, "JobToBeExecuted:Job执行错误,name:{0},Group:{1}", context.JobDetail.Key.Name, context.JobDetail.Key.Group);
     }
     return(Task.FromResult(true));
 }
        private static IScheduler RunProgramRunExample(ILoggerFactory loggerFact)
        {
            var log = loggerFact.CreateLogger <Program>();

            try
            {
                var config = Host.Services.GetService <IConfiguration>();
                // Grab the Scheduler instance from the Factory
                NameValueCollection properties = new NameValueCollection
                {
                    ["quartz.scheduler.instanceName"]                  = QuartzOpt.InstanceName,
                    ["quartz.scheduler.instanceId"]                    = QuartzOpt.InsatanceId,
                    ["quartz.threadPool.type"]                         = "Quartz.Simpl.SimpleThreadPool, Quartz",
                    ["quartz.threadPool.threadCount"]                  = "5",
                    ["quartz.jobStore.misfireThreshold"]               = "60000",
                    ["quartz.jobStore.type"]                           = "Quartz.Impl.AdoJobStore.JobStoreTX, Quartz",
                    ["quartz.jobStore.useProperties"]                  = "false",
                    ["quartz.jobStore.dataSource"]                     = "default",
                    ["quartz.jobStore.tablePrefix"]                    = "QRTZ_",
                    ["quartz.jobStore.clustered"]                      = "true",
                    ["quartz.jobStore.driverDelegateType"]             = "Quartz.Impl.AdoJobStore.MySQLDelegate, Quartz",
                    ["quartz.dataSource.default.connectionString"]     = config.GetConnectionString("QuatrzClustDatabase"),
                    ["quartz.dataSource.default.provider"]             = "MySql",
                    ["quartz.serializer.type"]                         = "json",
                    ["quartz.scheduler.exporter.type"]                 = "Quartz.Simpl.RemotingSchedulerExporter, Quartz",
                    ["quartz.scheduler.exporter.port"]                 = "555",
                    ["quartz.scheduler.exporter.bindName"]             = "QuartzScheduler",
                    ["quartz.scheduler.exporter.channelType"]          = "tcp",
                    ["quartz.scheduler.exporter.channelName"]          = "httpQuartz",
                    ["quartz.scheduler.exporter.rejectRemoteRequests"] = "true"
                };
                StdSchedulerFactory factory = new StdSchedulerFactory(properties);

                IScheduler scheduler = factory.GetScheduler().GetAwaiter().GetResult();

                string          machine        = Environment.MachineName;
                QuartzDbContext db             = Host.Services.GetService <QuartzDbContext>();
                var             listQuartzTask = db.QuartzTask.Where(w => w.IsDelete == 0 &&
                                                                     w.MachineName == machine && w.InstanceId == QuartzOpt.InsatanceId)
                                                 .ToListAsync().GetAwaiter().GetResult();

                log.LogDebug("从数据库获取task记录,详细信息:{0}", Newtonsoft.Json.JsonConvert.SerializeObject(listQuartzTask));
                Dictionary <string, Assembly> collAssembly = new Dictionary <string, Assembly>();
                foreach (var item in listQuartzTask)
                {
                    //加载程序集
                    if (!string.IsNullOrEmpty(item.AssemblyName) && !collAssembly.ContainsKey(item.AssemblyName))
                    {
                        try
                        {
                            collAssembly[item.AssemblyName] =
                                AssemblyHelp.GetAssemblyByteByAssemblyName(
                                    Path.Combine(Directory.GetCurrentDirectory(), "AssemblyColl"), item.AssemblyName);
                        }
                        catch (Exception ep)
                        {
                            log.Log(Microsoft.Extensions.Logging.LogLevel.Error, 0, ep, "没有找到程序集.");
                            Task.Delay(10000);
                            continue;
                        }
                    }
                }

                // and start it off
                scheduler.Start();
                // if (!QuartzOpt.IsSlave)
                // {
                var task = Task.Run(() =>
                {
                    bool isClear = QuartzOpt.IsClear;
                    log.LogInformation("job监控程序开始循环,间隔为15秒");

                    while (true)
                    {
                        try
                        {
                            if (scheduler != null)
                            {
                                log.LogDebug("检查scheduler是否开始");
                                if (scheduler.IsStarted)
                                {
                                    if (isClear)
                                    {
                                        scheduler.Clear().GetAwaiter().GetResult();
                                        isClear = false;
                                    }
                                    log.LogDebug("scheduler已经开始");


                                    db             = Host.Services.GetService <QuartzDbContext>();
                                    listQuartzTask = db.QuartzTask.Where(w => w.IsDelete == 0 &&
                                                                         w.MachineName == machine && w.InstanceId == QuartzOpt.InsatanceId)
                                                     .ToListAsync().GetAwaiter().GetResult();
                                    log.LogDebug("从数据库获取task记录,详细信息:{0}", Newtonsoft.Json.JsonConvert.SerializeObject(listQuartzTask));


                                    foreach (var item in listQuartzTask)
                                    {
                                        //加载程序集
                                        if (!string.IsNullOrEmpty(item.AssemblyName) && !collAssembly.ContainsKey(item.AssemblyName))
                                        {
                                            try
                                            {
                                                collAssembly[item.AssemblyName] =
                                                    AssemblyHelp.GetAssemblyByteByAssemblyName(
                                                        Path.Combine(Directory.GetCurrentDirectory(), "AssemblyColl"), item.AssemblyName);
                                            }
                                            catch (Exception ep)
                                            {
                                                log.Log(Microsoft.Extensions.Logging.LogLevel.Error, 0, ep, "没有找到程序集.");
                                                Task.Delay(10000);
                                                continue;
                                            }
                                        }

                                        log.LogDebug("开始检查task:{0}", Newtonsoft.Json.JsonConvert.SerializeObject(item));
                                        var jobKey     = new JobKey(item.TaskName, item.GroupName);
                                        var triggerKey = new TriggerKey(item.TaskName, item.GroupName);
                                        if (scheduler.CheckExists(jobKey).Result)
                                        {
                                            var jobDetai = scheduler.GetJobDetail(jobKey);
                                            var trigger  = scheduler.GetTrigger(triggerKey);
                                            log.LogDebug("此task已经存在scheduler中,数据库状态:{0},scheduer中的状态:{1}.trigger状态:{2}"
                                                         , ((OperateStatus)item.OperateStatus).ToString(), jobDetai.Status.ToString(), trigger.Status.ToString());

                                            if ((OperateStatus)item.OperateStatus == OperateStatus.Stop)
                                            {
                                                log.LogInformation("删除schduler中的job:{0}", jobKey.ToString());
                                                if (!scheduler.DeleteJob(jobKey).GetAwaiter().GetResult())
                                                {
                                                    log.LogError("删除job失败。name:{0},group:{1}", jobKey.Name, jobKey.Group);
                                                }
                                            }
                                            else
                                            {
                                                if (jobDetai.IsFaulted)
                                                {
                                                    if (jobDetai.Exception != null)
                                                    {
                                                        log.LogError(10005, jobDetai.Exception, "job faulted");
                                                    }
                                                    var jobItem = db.QuartzTask.FirstOrDefault(w => w.IsDelete == 0 &&
                                                                                               w.TaskName == jobKey.Name &&
                                                                                               w.GroupName == jobKey.Group &&
                                                                                               w.MachineName == machine &&
                                                                                               w.InstanceId == scheduler.SchedulerInstanceId);
                                                    item.Status        = (int)TaskStatus.Faulted;
                                                    item.OperateStatus = (int)OperateStatus.Stop;
                                                    db.Update <QuartzTask>(jobItem);
                                                    db.SaveChanges();
                                                }
                                                else
                                                {
                                                    if (jobDetai.Status != TaskStatus.Running &&
                                                        jobDetai.Status != TaskStatus.RanToCompletion &&
                                                        jobDetai.Status != TaskStatus.WaitingForActivation &&
                                                        jobDetai.Status != TaskStatus.WaitingForChildrenToComplete &&
                                                        jobDetai.Status != TaskStatus.WaitingToRun)
                                                    {
                                                        var interTask = scheduler.Interrupt(jobKey, new CancellationToken(true))
                                                                        .GetAwaiter().GetResult();
                                                        jobDetai.Start();
                                                    }
                                                }
                                            }

                                            var triggerListener = scheduler.ListenerManager.GetTriggerListener("triggerUpdate");

                                            if (triggerListener == null)
                                            {
                                                triggerListener = new TriggerUpdateListens("trigger" + item.TaskName);
                                                IMatcher <TriggerKey> triggermatcher = KeyMatcher <TriggerKey> .KeyEquals(triggerKey);
                                                scheduler.ListenerManager.AddTriggerListener(triggerListener, triggermatcher);
                                            }

                                            var jobListener = scheduler.ListenerManager.GetJobListener("jobupdateListens");
                                            if (jobListener == null)
                                            {
                                                IJobListener jobUpdateListener = new JobUpdateListens("job" + item.TaskName);
                                                IMatcher <JobKey> jobmatcher   = KeyMatcher <JobKey> .KeyEquals(jobKey);
                                                scheduler.ListenerManager.AddJobListener(jobUpdateListener, jobmatcher);
                                            }
                                        }
                                        else
                                        {
                                            log.LogInformation("添加新的job,判断是否状态为停止。");
                                            if ((OperateStatus)item.OperateStatus != OperateStatus.Stop)
                                            {
                                                log.LogInformation("添加新的job");
                                                var assemblyName = item.AssemblyName;
                                                var className    = item.ClassName;


                                                Type jobTaskType = null;
                                                try
                                                {
                                                    jobTaskType = AssemblyHelp.GetTypeByAssemblyNameAndClassName(collAssembly[item.AssemblyName], className);
                                                    log.LogInformation("找到类型,type:{0}", className);
                                                }
                                                catch (Exception ep)
                                                {
                                                    log.Log(Microsoft.Extensions.Logging.LogLevel.Error, 0, ep, "没有找到type.");
                                                }
                                                if (jobTaskType == null)
                                                {
                                                    try
                                                    {
                                                        jobTaskType = AssemblyHelp
                                                                      .GetTypeByCurrentAssemblyNameAndClassName(className, Assembly.GetExecutingAssembly());
                                                        if (jobTaskType == null)
                                                        {
                                                            log.LogInformation("没有找到类型");
                                                            continue;
                                                        }
                                                        log.LogInformation("找到类型,type:{0}", className);
                                                    }
                                                    catch (Exception ep)
                                                    {
                                                        log.Log(Microsoft.Extensions.Logging.LogLevel.Error, 0, ep, "没有找到类型.");
                                                        continue;
                                                    }
                                                }
                                                IJobDetail job = JobBuilder.Create(jobTaskType)
                                                                 .WithIdentity(item.TaskName, item.GroupName)
                                                                 .Build();

                                                ITrigger trigger = TriggerBuilder.Create()
                                                                   .WithIdentity(item.TaskName, item.GroupName)
                                                                   .StartNow()
                                                                   .WithCronSchedule(item.CronExpressionString)
                                                                   .Build();
                                                scheduler.ScheduleJob(job, trigger).GetAwaiter().GetResult();
                                                log.LogInformation("添加成功,type:{0}", className);
                                                ITriggerListener triggerListener     = new TriggerUpdateListens("trigger" + item.TaskName);
                                                IMatcher <TriggerKey> triggermatcher = KeyMatcher <TriggerKey> .KeyEquals(trigger.Key);
                                                scheduler.ListenerManager.AddTriggerListener(triggerListener, triggermatcher);


                                                IJobListener jobUpdateListener = new JobUpdateListens("job" + item.TaskName);
                                                IMatcher <JobKey> jobmatcher   = KeyMatcher <JobKey> .KeyEquals(job.Key);
                                                scheduler.ListenerManager.AddJobListener(jobUpdateListener, jobmatcher);
                                            }
                                        }
                                    }
                                }
                                else
                                {
                                    log.LogInformation("scheduler is not IsStarted");
                                }
                            }
                            else
                            {
                                log.LogInformation("scheduler is null");
                            }
                        }
                        catch (Exception ep)
                        {
                            log.Log(Microsoft.Extensions.Logging.LogLevel.Error, 0, ep, "task监控程序执行错误.");
                        }
                        Thread.Sleep(15000);
                    }
                });
                // }
                // else
                // {
                //     db = Host.Services.GetService<QuartzDbContext>();
                //     listQuartzTask = db.QuartzTask.Where(w => w.IsDelete == 0
                //                                             && w.MachineName == machine
                //                                             && w.InstanceId == QuartzOpt.InsatanceId)
                //                                       .ToListAsync().GetAwaiter().GetResult();
                //     foreach (var item in listQuartzTask)
                //     {
                //          var jobKey = new JobKey(item.TaskName, item.GroupName);
                //          var triggerKey = new TriggerKey(item.TaskName, item.GroupName);


                //         // var jobItem = db.QuartzTask.FirstOrDefault(w => w.IsDelete == 0
                //         //                          && w.TaskName == jobKey.Name
                //         //                          && w.GroupName == jobKey.Group
                //         //                          && w.MachineName == machine
                //         //                          && w.InstanceId == scheduler.SchedulerInstanceId);
                //         // item.Status = (int)TaskStatus.Faulted;
                //         // item.OperateStatus = (int)OperateStatus.Stop;
                //         // db.Update<QuartzTask>(jobItem);
                //         // db.SaveChanges();



                //         if (scheduler.CheckExists(jobKey).Result)
                //         {
                //             var triggerListener = scheduler.ListenerManager.GetTriggerListener("triggerUpdate");
                //             if (triggerListener == null)
                //             {
                //                 triggerListener = new TriggerUpdateListens();
                //                 IMatcher<TriggerKey> triggermatcher = KeyMatcher<TriggerKey>.KeyEquals(triggerKey);
                //                 scheduler.ListenerManager.AddTriggerListener(triggerListener, triggermatcher);
                //             }

                //             var jobListener = scheduler.ListenerManager.GetJobListener("jobupdateListens");
                //             if (jobListener == null)
                //             {
                //                 IJobListener jobUpdateListener = new JobUpdateListens();
                //                 IMatcher<JobKey> jobmatcher = KeyMatcher<JobKey>.KeyEquals(jobKey);
                //                 scheduler.ListenerManager.AddJobListener(jobUpdateListener, jobmatcher);
                //             }
                //         }
                //     }
                //}
                return(scheduler);
                // Tell quartz to schedule the job using our trigger
                //await scheduler.ScheduleJob(job, trigger);
            }
            catch (SchedulerException sep)
            {
                log.Log(Microsoft.Extensions.Logging.LogLevel.Error, 0, sep, "job执行错误。");
            }
            return(null);
        }
        public Task TriggerFired(ITrigger trigger, IJobExecutionContext context, CancellationToken cancellationToken = default(CancellationToken))
        {
            ILoggerFactory loggerFact = Program.Host.Services.GetService <ILoggerFactory>();
            var            _logger    = loggerFact.CreateLogger <ZookeeperService>();

            _logger.LogInformation(0, null, "开始执行job.name:{0} group:{1}", context.JobDetail.Key.Name, context.JobDetail.Key.Group);
            string machine = Environment.MachineName;

            try
            {
                var customerAttri = context.JobDetail.JobType.GetCustomAttributes(false);
                foreach (var customer in customerAttri)
                {
                    if (customer is DistributingAttributes)
                    {
                        var    distri              = customer as DistributingAttributes;
                        var    zookeeper           = Program.Host.Services.GetService <IZookeeperService>();
                        string currentTempNodeName = string.Empty;
                        string fullPath            = "/lock/" + context.JobDetail.Key.Name + context.JobDetail.Key.Group;
                        int    flag = 0;
                        //Repeat:
                        string jsonData = zookeeper.GetDataByLockNode(fullPath, "getlock"
                                                                      , ZooDefs.Ids.OPEN_ACL_UNSAFE, out currentTempNodeName);
                        if (string.IsNullOrEmpty(currentTempNodeName))
                        {
                            _logger.LogError("获取锁失败。节点:{0},锁前缀:{1},重试:{2}", fullPath, "getlock", flag);
                            // if(flag<=2)
                            // {
                            //     flag = flag + 1;
                            //     goto Repeat;
                            // }
                            VoteJob = true;
                            _logger.LogError("获取分片失败,取消job执行,等待下次。");
                            return(Task.FromResult(false));
                            //context.Scheduler.Interrupt(context.JobDetail.Key);
                        }

                        QuartzDbContext db   = Program.Host.Services.GetService <QuartzDbContext>();
                        var             item = db.QuartzTask.Where(w => w.IsDelete == 0 &&
                                                                   w.TaskName == context.JobDetail.Key.Name &&
                                                                   w.GroupName == context.JobDetail.Key.Group &&
                                                                   w.MachineName == machine &&
                                                                   w.InstanceId == context.Scheduler.SchedulerInstanceId).FirstOrDefault();

                        if (item != null)
                        {
                            //TODO 这里可以找出机器名,拼接处api,可以查看主机是否存活,从而将一些挂起的任务重新分配。
                        }
                        string distributeFlag = item.MachineName + item.InstanceId;
                        List <DistributingData> distriData          = new List <DistributingData>();
                        DistributingData        currentDistriEntity = new DistributingData();
                        if (string.IsNullOrEmpty(jsonData))
                        {
                            currentDistriEntity = new DistributingData
                            {
                                DistributeFlag = distributeFlag,
                                PageIndex      = 1,
                                PageSize       = Program.QuartzOpt.CustomerRecordCountForTest //配置
                            };
                            distriData.Add(currentDistriEntity);
                        }
                        else
                        {
                            distriData = Newtonsoft.Json.JsonConvert.DeserializeObject <List <DistributingData> >(jsonData);
                            if (distriData == null || distriData.Count() < 1)
                            {
                                currentDistriEntity = new DistributingData
                                {
                                    DistributeFlag = distributeFlag,
                                    PageIndex      = 1,
                                    PageSize       = Program.QuartzOpt.CustomerRecordCountForTest //配置
                                };
                                distriData.Add(currentDistriEntity);
                            }
                            else
                            {
                                currentDistriEntity = distriData.Where(w => w.DistributeFlag == distributeFlag).SingleOrDefault();
                                if (currentDistriEntity == null)
                                {
                                    var maxPageIndex = distriData.Max(w => w.PageIndex);
                                    maxPageIndex = maxPageIndex + 1;
                                    var entity = new DistributingData
                                    {
                                        DistributeFlag = distributeFlag,
                                        PageIndex      = maxPageIndex,
                                        PageSize       = Program.QuartzOpt.CustomerRecordCountForTest //配置
                                    };
                                    distriData.Add(entity);
                                }
                                else
                                {
                                    var maxPageIndex = distriData.Max(w => w.PageIndex);
                                    maxPageIndex = maxPageIndex + 1;
                                    currentDistriEntity.PageIndex = maxPageIndex;
                                }
                            }
                        }
                        item.Remark = Newtonsoft.Json.JsonConvert.SerializeObject(currentDistriEntity);
                        db.Update(item);
                        db.SaveChanges();
                        string resultData = Newtonsoft.Json.JsonConvert.SerializeObject(distriData);
                        context.JobDetail.JobDataMap.Put("distriData", currentDistriEntity);

                        zookeeper.SetDataAsync(fullPath
                                               , resultData, false).GetAwaiter().GetResult();
                        zookeeper.DeleteNode(currentTempNodeName);
                        _logger.LogInformation("分片执行:{0}", resultData);
                    }
                }
            }
            catch (ConnectionLossException cle)
            {
                VoteJob = true;
                _logger.LogError(cle, "获取同步锁出现错误。连接丢失");
            }
            catch (SessionExpiredException sep)
            {
                VoteJob = true;
                _logger.LogError(sep, "获取同步锁出现错误。连接过期");
            }
            catch (KeeperException kep)
            {
                VoteJob = true;
                _logger.LogError(kep, "获取同步锁出现错误。操作zookeeper出错");
            }
            catch (Exception ep)
            {
                try
                {
                    _logger.LogError(0, ep, "分片失败。");
                    //context.Scheduler.DeleteJob(context.JobDetail.Key).GetAwaiter().GetResult();
                    VoteJob = true;
                    QuartzDbContext db   = Program.Host.Services.GetService <QuartzDbContext>();
                    var             item = db.QuartzTask.Where(w => w.IsDelete == 0 &&
                                                               w.TaskName == context.JobDetail.Key.Name &&
                                                               w.GroupName == context.JobDetail.Key.Group &&
                                                               w.MachineName == machine &&
                                                               w.InstanceId == context.Scheduler.SchedulerInstanceId).FirstOrDefault();
                    if (item == null)
                    {
                        _logger.LogError(0, ep, "分片失败,获取数据库记录失败。");
                    }
                    else
                    {
                        item.Status        = (int)TaskStatus.Canceled;
                        item.OperateStatus = (int)OperateStatus.Stop;
                        item.Remark        = ep.ToString();
                        db.Update(item);
                        db.SaveChanges();
                    }
                }
                catch (Exception eep)
                {
                    _logger.LogError(0, eep, "分片失败,更新数据库失败。");
                }
            }
            return(Task.FromResult(true));
        }