序言
我前邊有幾篇文章有介紹過quartz的基本使用語法與類庫。但是他的執行計劃都是被寫在本地的xml檔案中。無法做叢集部署,我讓它看起來脆弱不堪,那是我的罪過。
但是quart.net是經過許多大專案的錘鍊,走到啦今天,支援叢集高可用的開發方案那是一定的,今天我就給小結下我的quartz.net開發升級過程。
Quartz.net的資料庫表結構
如果支援叢集與持久化,單靠本機的記憶體和xml來儲存計算任務排程的各種狀態值,可想而知,是困難的。所以支援資料庫這樣的解決方案,OpenSymphony組織怎麼可能會給遺漏。
官方提供的各種資料庫指令碼:https://github.com/quartznet/quartznet/tree/master/database/tables
下面我給大家展示下quartz任務排程的MS SQLSERVER表結構
建立表結構T-SQL指令碼
![](https://i.iter01.com/images/86153736c3d440f2e7d2df2432d97112d2ef05f0cb7522cf2307c3de9447249a.gif)
USE [enter_db_name_here] GO IF EXISTS (SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[FK_QRTZ_TRIGGERS_QRTZ_JOB_DETAILS]') AND OBJECTPROPERTY(id, N'ISFOREIGNKEY') = 1) ALTER TABLE [dbo].[QRTZ_TRIGGERS] DROP CONSTRAINT FK_QRTZ_TRIGGERS_QRTZ_JOB_DETAILS GO IF EXISTS (SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[FK_QRTZ_CRON_TRIGGERS_QRTZ_TRIGGERS]') AND OBJECTPROPERTY(id, N'ISFOREIGNKEY') = 1) ALTER TABLE [dbo].[QRTZ_CRON_TRIGGERS] DROP CONSTRAINT FK_QRTZ_CRON_TRIGGERS_QRTZ_TRIGGERS GO IF EXISTS (SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[FK_QRTZ_SIMPLE_TRIGGERS_QRTZ_TRIGGERS]') AND OBJECTPROPERTY(id, N'ISFOREIGNKEY') = 1) ALTER TABLE [dbo].[QRTZ_SIMPLE_TRIGGERS] DROP CONSTRAINT FK_QRTZ_SIMPLE_TRIGGERS_QRTZ_TRIGGERS GO IF EXISTS (SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[FK_QRTZ_SIMPROP_TRIGGERS_QRTZ_TRIGGERS]') AND OBJECTPROPERTY(id, N'ISFOREIGNKEY') = 1) ALTER TABLE [dbo].[QRTZ_SIMPROP_TRIGGERS] DROP CONSTRAINT FK_QRTZ_SIMPROP_TRIGGERS_QRTZ_TRIGGERS GO IF EXISTS (SELECT * FROM sys.foreign_keys WHERE object_id = OBJECT_ID(N'[dbo].[FK_QRTZ_JOB_LISTENERS_QRTZ_JOB_DETAILS]') AND parent_object_id = OBJECT_ID(N'[dbo].[QRTZ_JOB_LISTENERS]')) ALTER TABLE [dbo].[QRTZ_JOB_LISTENERS] DROP CONSTRAINT [FK_QRTZ_JOB_LISTENERS_QRTZ_JOB_DETAILS] IF EXISTS (SELECT * FROM sys.foreign_keys WHERE object_id = OBJECT_ID(N'[dbo].[FK_QRTZ_TRIGGER_LISTENERS_QRTZ_TRIGGERS]') AND parent_object_id = OBJECT_ID(N'[dbo].[QRTZ_TRIGGER_LISTENERS]')) ALTER TABLE [dbo].[QRTZ_TRIGGER_LISTENERS] DROP CONSTRAINT [FK_QRTZ_TRIGGER_LISTENERS_QRTZ_TRIGGERS] IF EXISTS (SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[QRTZ_CALENDARS]') AND OBJECTPROPERTY(id, N'ISUSERTABLE') = 1) DROP TABLE [dbo].[QRTZ_CALENDARS] GO IF EXISTS (SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[QRTZ_CRON_TRIGGERS]') AND OBJECTPROPERTY(id, N'ISUSERTABLE') = 1) DROP TABLE [dbo].[QRTZ_CRON_TRIGGERS] GO IF EXISTS (SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[QRTZ_BLOB_TRIGGERS]') AND OBJECTPROPERTY(id, N'ISUSERTABLE') = 1) DROP TABLE [dbo].[QRTZ_BLOB_TRIGGERS] GO IF EXISTS (SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[QRTZ_FIRED_TRIGGERS]') AND OBJECTPROPERTY(id, N'ISUSERTABLE') = 1) DROP TABLE [dbo].[QRTZ_FIRED_TRIGGERS] GO IF EXISTS (SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[QRTZ_PAUSED_TRIGGER_GRPS]') AND OBJECTPROPERTY(id, N'ISUSERTABLE') = 1) DROP TABLE [dbo].[QRTZ_PAUSED_TRIGGER_GRPS] GO IF EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[QRTZ_JOB_LISTENERS]') AND type in (N'U')) DROP TABLE [dbo].[QRTZ_JOB_LISTENERS] IF EXISTS (SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[QRTZ_SCHEDULER_STATE]') AND OBJECTPROPERTY(id, N'ISUSERTABLE') = 1) DROP TABLE [dbo].[QRTZ_SCHEDULER_STATE] GO IF EXISTS (SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[QRTZ_LOCKS]') AND OBJECTPROPERTY(id, N'ISUSERTABLE') = 1) DROP TABLE [dbo].[QRTZ_LOCKS] GO IF EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[QRTZ_TRIGGER_LISTENERS]') AND type in (N'U')) DROP TABLE [dbo].[QRTZ_TRIGGER_LISTENERS] IF EXISTS (SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[QRTZ_JOB_DETAILS]') AND OBJECTPROPERTY(id, N'ISUSERTABLE') = 1) DROP TABLE [dbo].[QRTZ_JOB_DETAILS] GO IF EXISTS (SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[QRTZ_SIMPLE_TRIGGERS]') AND OBJECTPROPERTY(id, N'ISUSERTABLE') = 1) DROP TABLE [dbo].[QRTZ_SIMPLE_TRIGGERS] GO IF EXISTS (SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[QRTZ_SIMPROP_TRIGGERS]') AND OBJECTPROPERTY(id, N'ISUSERTABLE') = 1) DROP TABLE [dbo].QRTZ_SIMPROP_TRIGGERS GO IF EXISTS (SELECT * FROM dbo.sysobjects WHERE id = OBJECT_ID(N'[dbo].[QRTZ_TRIGGERS]') AND OBJECTPROPERTY(id, N'ISUSERTABLE') = 1) DROP TABLE [dbo].[QRTZ_TRIGGERS] GO CREATE TABLE [dbo].[QRTZ_CALENDARS] ( [SCHED_NAME] [NVARCHAR] (100) NOT NULL , [CALENDAR_NAME] [NVARCHAR] (200) NOT NULL , [CALENDAR] [IMAGE] NOT NULL ) GO CREATE TABLE [dbo].[QRTZ_CRON_TRIGGERS] ( [SCHED_NAME] [NVARCHAR] (100) NOT NULL , [TRIGGER_NAME] [NVARCHAR] (150) NOT NULL , [TRIGGER_GROUP] [NVARCHAR] (150) NOT NULL , [CRON_EXPRESSION] [NVARCHAR] (120) NOT NULL , [TIME_ZONE_ID] [NVARCHAR] (80) ) GO CREATE TABLE [dbo].[QRTZ_FIRED_TRIGGERS] ( [SCHED_NAME] [NVARCHAR] (100) NOT NULL , [ENTRY_ID] [NVARCHAR] (95) NOT NULL , [TRIGGER_NAME] [NVARCHAR] (150) NOT NULL , [TRIGGER_GROUP] [NVARCHAR] (150) NOT NULL , [INSTANCE_NAME] [NVARCHAR] (200) NOT NULL , [FIRED_TIME] [BIGINT] NOT NULL , [SCHED_TIME] [BIGINT] NOT NULL , [PRIORITY] [INTEGER] NOT NULL , [STATE] [NVARCHAR] (16) NOT NULL, [JOB_NAME] [NVARCHAR] (150) NULL , [JOB_GROUP] [NVARCHAR] (150) NULL , [IS_NONCONCURRENT] BIT NULL , [REQUESTS_RECOVERY] BIT NULL ) GO CREATE TABLE [dbo].[QRTZ_PAUSED_TRIGGER_GRPS] ( [SCHED_NAME] [NVARCHAR] (100) NOT NULL , [TRIGGER_GROUP] [NVARCHAR] (150) NOT NULL ) GO CREATE TABLE [dbo].[QRTZ_SCHEDULER_STATE] ( [SCHED_NAME] [NVARCHAR] (100) NOT NULL , [INSTANCE_NAME] [NVARCHAR] (200) NOT NULL , [LAST_CHECKIN_TIME] [BIGINT] NOT NULL , [CHECKIN_INTERVAL] [BIGINT] NOT NULL ) GO CREATE TABLE [dbo].[QRTZ_LOCKS] ( [SCHED_NAME] [NVARCHAR] (100) NOT NULL , [LOCK_NAME] [NVARCHAR] (40) NOT NULL ) GO CREATE TABLE [dbo].[QRTZ_JOB_DETAILS] ( [SCHED_NAME] [NVARCHAR] (100) NOT NULL , [JOB_NAME] [NVARCHAR] (150) NOT NULL , [JOB_GROUP] [NVARCHAR] (150) NOT NULL , [DESCRIPTION] [NVARCHAR] (250) NULL , [JOB_CLASS_NAME] [NVARCHAR] (250) NOT NULL , [IS_DURABLE] BIT NOT NULL , [IS_NONCONCURRENT] BIT NOT NULL , [IS_UPDATE_DATA] BIT NOT NULL , [REQUESTS_RECOVERY] BIT NOT NULL , [JOB_DATA] [IMAGE] NULL ) GO CREATE TABLE [dbo].[QRTZ_SIMPLE_TRIGGERS] ( [SCHED_NAME] [NVARCHAR] (100) NOT NULL , [TRIGGER_NAME] [NVARCHAR] (150) NOT NULL , [TRIGGER_GROUP] [NVARCHAR] (150) NOT NULL , [REPEAT_COUNT] [INTEGER] NOT NULL , [REPEAT_INTERVAL] [BIGINT] NOT NULL , [TIMES_TRIGGERED] [INTEGER] NOT NULL ) GO CREATE TABLE [dbo].[QRTZ_SIMPROP_TRIGGERS] ( [SCHED_NAME] [NVARCHAR] (100) NOT NULL , [TRIGGER_NAME] [NVARCHAR] (150) NOT NULL , [TRIGGER_GROUP] [NVARCHAR] (150) NOT NULL , [STR_PROP_1] [NVARCHAR] (512) NULL, [STR_PROP_2] [NVARCHAR] (512) NULL, [STR_PROP_3] [NVARCHAR] (512) NULL, [INT_PROP_1] [INT] NULL, [INT_PROP_2] [INT] NULL, [LONG_PROP_1] [BIGINT] NULL, [LONG_PROP_2] [BIGINT] NULL, [DEC_PROP_1] [NUMERIC] (13,4) NULL, [DEC_PROP_2] [NUMERIC] (13,4) NULL, [BOOL_PROP_1] BIT NULL, [BOOL_PROP_2] BIT NULL, ) GO CREATE TABLE [dbo].[QRTZ_BLOB_TRIGGERS] ( [SCHED_NAME] [NVARCHAR] (100) NOT NULL , [TRIGGER_NAME] [NVARCHAR] (150) NOT NULL , [TRIGGER_GROUP] [NVARCHAR] (150) NOT NULL , [BLOB_DATA] [IMAGE] NULL ) GO CREATE TABLE [dbo].[QRTZ_TRIGGERS] ( [SCHED_NAME] [NVARCHAR] (100) NOT NULL , [TRIGGER_NAME] [NVARCHAR] (150) NOT NULL , [TRIGGER_GROUP] [NVARCHAR] (150) NOT NULL , [JOB_NAME] [NVARCHAR] (150) NOT NULL , [JOB_GROUP] [NVARCHAR] (150) NOT NULL , [DESCRIPTION] [NVARCHAR] (250) NULL , [NEXT_FIRE_TIME] [BIGINT] NULL , [PREV_FIRE_TIME] [BIGINT] NULL , [PRIORITY] [INTEGER] NULL , [TRIGGER_STATE] [NVARCHAR] (16) NOT NULL , [TRIGGER_TYPE] [NVARCHAR] (8) NOT NULL , [START_TIME] [BIGINT] NOT NULL , [END_TIME] [BIGINT] NULL , [CALENDAR_NAME] [NVARCHAR] (200) NULL , [MISFIRE_INSTR] [INTEGER] NULL , [JOB_DATA] [IMAGE] NULL ) GO ALTER TABLE [dbo].[QRTZ_CALENDARS] WITH NOCHECK ADD CONSTRAINT [PK_QRTZ_CALENDARS] PRIMARY KEY CLUSTERED ( [SCHED_NAME], [CALENDAR_NAME] ) GO ALTER TABLE [dbo].[QRTZ_CRON_TRIGGERS] WITH NOCHECK ADD CONSTRAINT [PK_QRTZ_CRON_TRIGGERS] PRIMARY KEY CLUSTERED ( [SCHED_NAME], [TRIGGER_NAME], [TRIGGER_GROUP] ) GO ALTER TABLE [dbo].[QRTZ_FIRED_TRIGGERS] WITH NOCHECK ADD CONSTRAINT [PK_QRTZ_FIRED_TRIGGERS] PRIMARY KEY CLUSTERED ( [SCHED_NAME], [ENTRY_ID] ) GO ALTER TABLE [dbo].[QRTZ_PAUSED_TRIGGER_GRPS] WITH NOCHECK ADD CONSTRAINT [PK_QRTZ_PAUSED_TRIGGER_GRPS] PRIMARY KEY CLUSTERED ( [SCHED_NAME], [TRIGGER_GROUP] ) GO ALTER TABLE [dbo].[QRTZ_SCHEDULER_STATE] WITH NOCHECK ADD CONSTRAINT [PK_QRTZ_SCHEDULER_STATE] PRIMARY KEY CLUSTERED ( [SCHED_NAME], [INSTANCE_NAME] ) GO ALTER TABLE [dbo].[QRTZ_LOCKS] WITH NOCHECK ADD CONSTRAINT [PK_QRTZ_LOCKS] PRIMARY KEY CLUSTERED ( [SCHED_NAME], [LOCK_NAME] ) GO ALTER TABLE [dbo].[QRTZ_JOB_DETAILS] WITH NOCHECK ADD CONSTRAINT [PK_QRTZ_JOB_DETAILS] PRIMARY KEY CLUSTERED ( [SCHED_NAME], [JOB_NAME], [JOB_GROUP] ) GO ALTER TABLE [dbo].[QRTZ_SIMPLE_TRIGGERS] WITH NOCHECK ADD CONSTRAINT [PK_QRTZ_SIMPLE_TRIGGERS] PRIMARY KEY CLUSTERED ( [SCHED_NAME], [TRIGGER_NAME], [TRIGGER_GROUP] ) GO ALTER TABLE [dbo].[QRTZ_SIMPROP_TRIGGERS] WITH NOCHECK ADD CONSTRAINT [PK_QRTZ_SIMPROP_TRIGGERS] PRIMARY KEY CLUSTERED ( [SCHED_NAME], [TRIGGER_NAME], [TRIGGER_GROUP] ) GO ALTER TABLE [dbo].[QRTZ_TRIGGERS] WITH NOCHECK ADD CONSTRAINT [PK_QRTZ_TRIGGERS] PRIMARY KEY CLUSTERED ( [SCHED_NAME], [TRIGGER_NAME], [TRIGGER_GROUP] ) GO ALTER TABLE [dbo].QRTZ_BLOB_TRIGGERS WITH NOCHECK ADD CONSTRAINT [PK_QRTZ_BLOB_TRIGGERS] PRIMARY KEY CLUSTERED ( [SCHED_NAME], [TRIGGER_NAME], [TRIGGER_GROUP] ) GO ALTER TABLE [dbo].[QRTZ_CRON_TRIGGERS] ADD CONSTRAINT [FK_QRTZ_CRON_TRIGGERS_QRTZ_TRIGGERS] FOREIGN KEY ( [SCHED_NAME], [TRIGGER_NAME], [TRIGGER_GROUP] ) REFERENCES [dbo].[QRTZ_TRIGGERS] ( [SCHED_NAME], [TRIGGER_NAME], [TRIGGER_GROUP] ) ON DELETE CASCADE GO ALTER TABLE [dbo].[QRTZ_SIMPLE_TRIGGERS] ADD CONSTRAINT [FK_QRTZ_SIMPLE_TRIGGERS_QRTZ_TRIGGERS] FOREIGN KEY ( [SCHED_NAME], [TRIGGER_NAME], [TRIGGER_GROUP] ) REFERENCES [dbo].[QRTZ_TRIGGERS] ( [SCHED_NAME], [TRIGGER_NAME], [TRIGGER_GROUP] ) ON DELETE CASCADE GO ALTER TABLE [dbo].[QRTZ_SIMPROP_TRIGGERS] ADD CONSTRAINT [FK_QRTZ_SIMPROP_TRIGGERS_QRTZ_TRIGGERS] FOREIGN KEY ( [SCHED_NAME], [TRIGGER_NAME], [TRIGGER_GROUP] ) REFERENCES [dbo].[QRTZ_TRIGGERS] ( [SCHED_NAME], [TRIGGER_NAME], [TRIGGER_GROUP] ) ON DELETE CASCADE GO ALTER TABLE [dbo].[QRTZ_TRIGGERS] ADD CONSTRAINT [FK_QRTZ_TRIGGERS_QRTZ_JOB_DETAILS] FOREIGN KEY ( [SCHED_NAME], [JOB_NAME], [JOB_GROUP] ) REFERENCES [dbo].[QRTZ_JOB_DETAILS] ( [SCHED_NAME], [JOB_NAME], [JOB_GROUP] ) GO CREATE INDEX IDX_QRTZ_T_J ON QRTZ_TRIGGERS(SCHED_NAME,JOB_NAME,JOB_GROUP) CREATE INDEX IDX_QRTZ_T_JG ON QRTZ_TRIGGERS(SCHED_NAME,JOB_GROUP) CREATE INDEX IDX_QRTZ_T_C ON QRTZ_TRIGGERS(SCHED_NAME,CALENDAR_NAME) CREATE INDEX IDX_QRTZ_T_G ON QRTZ_TRIGGERS(SCHED_NAME,TRIGGER_GROUP) CREATE INDEX IDX_QRTZ_T_STATE ON QRTZ_TRIGGERS(SCHED_NAME,TRIGGER_STATE) CREATE INDEX IDX_QRTZ_T_N_STATE ON QRTZ_TRIGGERS(SCHED_NAME,TRIGGER_NAME,TRIGGER_GROUP,TRIGGER_STATE) CREATE INDEX IDX_QRTZ_T_N_G_STATE ON QRTZ_TRIGGERS(SCHED_NAME,TRIGGER_GROUP,TRIGGER_STATE) CREATE INDEX IDX_QRTZ_T_NEXT_FIRE_TIME ON QRTZ_TRIGGERS(SCHED_NAME,NEXT_FIRE_TIME) CREATE INDEX IDX_QRTZ_T_NFT_ST ON QRTZ_TRIGGERS(SCHED_NAME,TRIGGER_STATE,NEXT_FIRE_TIME) CREATE INDEX IDX_QRTZ_T_NFT_MISFIRE ON QRTZ_TRIGGERS(SCHED_NAME,MISFIRE_INSTR,NEXT_FIRE_TIME) CREATE INDEX IDX_QRTZ_T_NFT_ST_MISFIRE ON QRTZ_TRIGGERS(SCHED_NAME,MISFIRE_INSTR,NEXT_FIRE_TIME,TRIGGER_STATE) CREATE INDEX IDX_QRTZ_T_NFT_ST_MISFIRE_GRP ON QRTZ_TRIGGERS(SCHED_NAME,MISFIRE_INSTR,NEXT_FIRE_TIME,TRIGGER_GROUP,TRIGGER_STATE) CREATE INDEX IDX_QRTZ_FT_TRIG_INST_NAME ON QRTZ_FIRED_TRIGGERS(SCHED_NAME,INSTANCE_NAME) CREATE INDEX IDX_QRTZ_FT_INST_JOB_REQ_RCVRY ON QRTZ_FIRED_TRIGGERS(SCHED_NAME,INSTANCE_NAME,REQUESTS_RECOVERY) CREATE INDEX IDX_QRTZ_FT_J_G ON QRTZ_FIRED_TRIGGERS(SCHED_NAME,JOB_NAME,JOB_GROUP) CREATE INDEX IDX_QRTZ_FT_JG ON QRTZ_FIRED_TRIGGERS(SCHED_NAME,JOB_GROUP) CREATE INDEX IDX_QRTZ_FT_T_G ON QRTZ_FIRED_TRIGGERS(SCHED_NAME,TRIGGER_NAME,TRIGGER_GROUP) CREATE INDEX IDX_QRTZ_FT_TG ON QRTZ_FIRED_TRIGGERS(SCHED_NAME,TRIGGER_GROUP) GO
部分我們擴充套件開發常用到的表及欄位說明
1、QRTZ_JOB_DETAILS:儲存的是job的詳細資訊,包括:[DESCRIPTION]描述,[IS_DURABLE]是否持久化,[JOB_DATA]持久化物件等基本資訊。
2、QRTZ_TRIGGERS:觸發器資訊,包含:job的名,組外來鍵,[DESCRIPTION]觸發器的描述等基本資訊,還有[START_TIME]開始執行時間,[END_TIME]結束執行時間,[PREV_FIRE_TIME]上次執行時間,[NEXT_FIRE_TIME]下次執行時間,[TRIGGER_TYPE]觸發器型別:simple和cron,[TRIGGER_STATE]執行狀態:WAITING,PAUSED,ACQUIRED分別為:等待,暫停,執行中。
3、QRTZ_CRON_TRIGGERS:儲存cron表示式。
4、QRTZ_SCHEDULER_STATE:儲存叢集中note例項資訊,quartz會定時讀取該表的資訊判斷叢集中每個例項的當前狀態,INSTANCE_NAME:之前配置檔案中org.quartz.scheduler.instanceId配置的名字,就會寫入該欄位,如果設定為AUTO,quartz會根據物理機名和當前時間產生一個名字。 [LAST_CHECKIN_TIME]上次檢查時間,[CHECKIN_INTERVAL]檢查間隔時間。
5、QRTZ_PAUSED_TRIGGER_GRPS:暫停的任務組資訊。
6、QRTZ_LOCKS,悲觀鎖發生的記錄資訊。
7、QRTZ_FIRED_TRIGGERS,正在執行的觸發器資訊。
8、QRTZ_SIMPLE_TRIGGERS,簡單的出發器詳細資訊。
9、QRTZ_BLOB_TRIGGERS,觸發器存為二進位制大物件型別(用於Quartz使用者自己觸發資料庫定製自己的觸發器,然而JobStore不明白怎麼存放例項的時候)。
.net程式配置quartz資料庫引數
//1.首先建立一個作業排程池 var properties = new NameValueCollection(); //儲存型別 properties["quartz.jobStore.type"] = "Quartz.Impl.AdoJobStore.JobStoreTX, Quartz"; //表明字首 properties["quartz.jobStore.tablePrefix"] = "QRTZ_"; //驅動型別 properties["quartz.jobStore.driverDelegateType"] = "Quartz.Impl.AdoJobStore.SqlServerDelegate, Quartz"; //資料來源名稱 properties["quartz.jobStore.dataSource"] = "myDS"; //連線字串 properties["quartz.dataSource.myDS.connectionString"] = Config.QuartzConnStr; //sqlserver版本 properties["quartz.dataSource.myDS.provider"] = "SqlServer-20"; //最大連結數 //properties["quartz.dataSource.myDS.maxConnections"] = "5"; // First we must get a reference to a scheduler ISchedulerFactory sf = new StdSchedulerFactory(properties); IScheduler sched = sf.GetScheduler();
上面便是建立一個排程器,以及配置與quartz資料庫的詳細引數。有啦資料庫後你會很興奮,直接寫t-sql運算元據庫多麼便捷啊,並且所有的任務排程資訊都一目瞭然,這裡我要告訴你的事,你不需要直接寫sql語句,quart提供的類庫就能自動對資料庫進行填充,以完成對任務排程的管理操作。
quartz.net任務排程的各種操作方法
首先我要說下,我前面有一篇文章對quartz.net做個基本的操作描述,這裡也只貼程式碼,僅供參考。
1、新增任務計劃,並制定要觸發的執行類
#region 檢查是否存在 if (IsExistJob(m.JobGroupName, m.JobName)) { return false; } #endregion #region 新增任務計劃 if (m.StarTime == null) { m.StarTime = DateTime.Now; } DateTimeOffset starRunTime = DateBuilder.NextGivenSecondDate(m.StarTime, 1); if (m.EndTime == null) { m.EndTime = DateTime.MaxValue.AddDays(-1); } DateTimeOffset endRunTime = DateBuilder.NextGivenSecondDate(m.EndTime, 1); scheduler = GetScheduler(); IJobDetail job = JobBuilder.Create<QuartzFunction>() .WithIdentity(m.JobName, m.JobGroupName) .WithDescription(m.JobDescribe) .Build(); ICronTrigger trigger = (ICronTrigger)TriggerBuilder.Create() .StartAt(starRunTime) .EndAt(endRunTime) .WithIdentity(m.JobName, m.JobGroupName) .WithCronSchedule(m.CronStr) .WithDescription(m.JobDescribe) .Build(); scheduler.ScheduleJob(job, trigger); scheduler.Start(); #endregion #region 關聯執行介面 var api = new A_RunJobTriggerEntity(); api.ApiCode = m.ApiCode; api.ApiType = m.ApiType; api.ApiUrl = m.ApiUrl; api.AppID = m.AppID; api.CreateTime = DateTime.Now; api.JobDescribe = m.JobDescribe; api.ServiceCode = m.ServiceCode; api.Token = m.Token; api.TriggerGroup = m.JobGroupName; api.TriggerName = m.JobName; new ARunJobRelationManage().Insert(api); #endregion
2、移除執行計劃
scheduler = GetScheduler(); var trigger = new TriggerKey(jobGroup, jobName); scheduler.PauseTrigger(trigger);//停止觸發器 scheduler.UnscheduleJob(trigger); //移除觸發器 var result = scheduler.DeleteJob(JobKey.Create(jobName,jobGroup));
3、暫停指定任務計劃
scheduler = GetScheduler();
scheduler.PauseJob(JobKey.Create(jobName, jobGroup));
4、暫停所有的任務計劃
scheduler = GetScheduler();
scheduler.PauseAll();
5、開啟指定的任務計劃
scheduler = GetScheduler(); if (!scheduler.IsStarted) { scheduler.Start(); } //scheduler.ResumeTrigger(new TriggerKey(jobName, jobGroup)); scheduler.ResumeJob(JobKey.Create(jobName, jobGroup));
6、開啟所有的任務計劃
scheduler = GetScheduler(); if (!scheduler.IsStarted) { scheduler.Start(); } //scheduler.ResumeTrigger(new TriggerKey(jobName, jobGroup)); scheduler.ResumeAll();
7、排程啟動狀態,如果排程的狀態沒有開啟,即便觸發器的狀態為等待執行,執行中,也是無效的。
scheduler = GetScheduler(); if (scheduler.IsStarted) { return "開啟"; } else { return "關閉"; }
8、是否叢集
//是否叢集 //properties["quartz.jobStore.clustered"] = "false"; //properties["quartz.scheduler.instanceId"] = "AUTO";
檢驗下結果:
我在兩臺伺服器上部署,設定一個任務計劃,每2秒出發一次,2臺機器同時跑,沒有重複執行,且一臺伺服器down掉仍可準確無誤的執行,給圖。
總結
如果你在用quartz.net中有什麼疑惑,或者有什麼好的專案分享,歡迎加入右上角的群,我們一起學習進步。