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Merge pull request #1029 from jabbera/scheduleWithEndTime3

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Prototype 3 of max task length for scheduled tasks.
This commit is contained in:
Luke 2015-03-04 12:47:09 -05:00
commit 028d6177bd
11 changed files with 124 additions and 37 deletions
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18
MediaBrowser.Common.Implementations/ScheduledTasks/ScheduledTaskWorker.cs
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@ -313,7 +313,7 @@ namespace MediaBrowser.Common.Implementations.ScheduledTasks
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
async void trigger_Triggered(object sender, EventArgs e)
async void trigger_Triggered(object sender, GenericEventArgs<TaskExecutionOptions> e)
{
var trigger = (ITaskTrigger)sender;
@ -340,11 +340,12 @@ namespace MediaBrowser.Common.Implementations.ScheduledTasks
/// <summary>
/// Executes the task
/// </summary>
/// <param name="options">Task options.</param>
/// <returns>Task.</returns>
/// <exception cref="System.InvalidOperationException">Cannot execute a Task that is already running</exception>
public async Task Execute()
public async Task Execute(TaskExecutionOptions options)
{
var task = ExecuteInternal();
var task = ExecuteInternal(options);
_currentTask = task;
@ -358,7 +359,7 @@ namespace MediaBrowser.Common.Implementations.ScheduledTasks
}
}
private async Task ExecuteInternal()
private async Task ExecuteInternal(TaskExecutionOptions options)
{
// Cancel the current execution, if any
if (CurrentCancellationTokenSource != null)
@ -383,7 +384,14 @@ namespace MediaBrowser.Common.Implementations.ScheduledTasks
try
{
await ExecuteTask(CurrentCancellationTokenSource.Token, progress).ConfigureAwait(false);
var localTask = ScheduledTask.Execute(CurrentCancellationTokenSource.Token, progress);
if (options != null && options.MaxRuntimeMs.HasValue)
{
CurrentCancellationTokenSource.CancelAfter(options.MaxRuntimeMs.Value);
}
await localTask.ConfigureAwait(false);
status = TaskCompletionStatus.Completed;
}

39
MediaBrowser.Common.Implementations/ScheduledTasks/TaskManager.cs
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@ -29,7 +29,7 @@ namespace MediaBrowser.Common.Implementations.ScheduledTasks
/// <summary>
/// The _task queue
/// </summary>
private readonly List<Type> _taskQueue = new List<Type>();
private readonly SortedDictionary<Type, TaskExecutionOptions> _taskQueue = new SortedDictionary<Type, TaskExecutionOptions>();
/// <summary>
/// Gets or sets the json serializer.
@ -69,13 +69,14 @@ namespace MediaBrowser.Common.Implementations.ScheduledTasks
/// Cancels if running and queue.
/// </summary>
/// <typeparam name="T"></typeparam>
public void CancelIfRunningAndQueue<T>()
/// <param name="options">Task options.</param>
public void CancelIfRunningAndQueue<T>(TaskExecutionOptions options)
where T : IScheduledTask
{
var task = ScheduledTasks.First(t => t.ScheduledTask.GetType() == typeof(T));
((ScheduledTaskWorker)task).CancelIfRunning();
QueueScheduledTask<T>();
QueueScheduledTask<T>(options);
}
/// <summary>
@ -93,30 +94,33 @@ namespace MediaBrowser.Common.Implementations.ScheduledTasks
/// Queues the scheduled task.
/// </summary>
/// <typeparam name="T"></typeparam>
public void QueueScheduledTask<T>()
/// <param name="options">Task options</param>
public void QueueScheduledTask<T>(TaskExecutionOptions options)
where T : IScheduledTask
{
var scheduledTask = ScheduledTasks.First(t => t.ScheduledTask.GetType() == typeof(T));
QueueScheduledTask(scheduledTask);
QueueScheduledTask(scheduledTask, options);
}
/// <summary>
/// Queues the scheduled task.
/// </summary>
/// <param name="task">The task.</param>
public void QueueScheduledTask(IScheduledTask task)
/// <param name="options">The task options.</param>
public void QueueScheduledTask(IScheduledTask task, TaskExecutionOptions options)
{
var scheduledTask = ScheduledTasks.First(t => t.ScheduledTask.GetType() == task.GetType());
QueueScheduledTask(scheduledTask);
QueueScheduledTask(scheduledTask, options);
}
/// <summary>
/// Queues the scheduled task.
/// </summary>
/// <param name="task">The task.</param>
private void QueueScheduledTask(IScheduledTaskWorker task)
/// <param name="options">The task options.</param>
private void QueueScheduledTask(IScheduledTaskWorker task, TaskExecutionOptions options)
{
var type = task.ScheduledTask.GetType();
@ -125,17 +129,18 @@ namespace MediaBrowser.Common.Implementations.ScheduledTasks
// If it's idle just execute immediately
if (task.State == TaskState.Idle)
{
Execute(task);
Execute(task, options);
return;
}
if (!_taskQueue.Contains(type))
if (!_taskQueue.ContainsKey(type))
{
Logger.Info("Queueing task {0}", type.Name);
_taskQueue.Add(type);
_taskQueue.Add(type, options);
}
else
{
_taskQueue[type] = options;
Logger.Info("Task already queued: {0}", type.Name);
}
}
@ -181,9 +186,9 @@ namespace MediaBrowser.Common.Implementations.ScheduledTasks
((ScheduledTaskWorker)task).Cancel();
}
public Task Execute(IScheduledTaskWorker task)
public Task Execute(IScheduledTaskWorker task, TaskExecutionOptions options)
{
return ((ScheduledTaskWorker)task).Execute();
return ((ScheduledTaskWorker)task).Execute(options);
}
/// <summary>
@ -224,15 +229,15 @@ namespace MediaBrowser.Common.Implementations.ScheduledTasks
// Execute queued tasks
lock (_taskQueue)
{
foreach (var type in _taskQueue.ToList())
foreach (var enqueuedType in _taskQueue.ToList())
{
var scheduledTask = ScheduledTasks.First(t => t.ScheduledTask.GetType() == type);
var scheduledTask = ScheduledTasks.First(t => t.ScheduledTask.GetType() == enqueuedType.Key);
if (scheduledTask.State == TaskState.Idle)
{
Execute(scheduledTask);
Execute(scheduledTask, enqueuedType.Value);
_taskQueue.Remove(type);
_taskQueue.Remove(enqueuedType.Key);
}
}
}

1
MediaBrowser.Common/MediaBrowser.Common.csproj
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@ -86,6 +86,7 @@
<Compile Include="ScheduledTasks\DailyTrigger.cs" />
<Compile Include="ScheduledTasks\IntervalTrigger.cs" />
<Compile Include="ScheduledTasks\TaskCompletionEventArgs.cs" />
<Compile Include="ScheduledTasks\TaskExecutionOptions.cs" />
<Compile Include="ScheduledTasks\WeeklyTrigger.cs" />
<Compile Include="Security\IRequiresRegistration.cs" />
<Compile Include="Security\ISecurityManager.cs" />

13
MediaBrowser.Common/ScheduledTasks/DailyTrigger.cs
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@ -1,5 +1,6 @@
using System;
using System.Threading;
using MediaBrowser.Model.Events;
namespace MediaBrowser.Common.ScheduledTasks
{
@ -20,6 +21,14 @@ namespace MediaBrowser.Common.ScheduledTasks
/// <value>The timer.</value>
private Timer Timer { get; set; }
/// <summary>
/// Gets the execution properties of this task.
/// </summary>
/// <value>
/// The execution properties of this task.
/// </value>
public TaskExecutionOptions TaskOptions { get; set; }
/// <summary>
/// Stars waiting for the trigger action
/// </summary>
@ -58,7 +67,7 @@ namespace MediaBrowser.Common.ScheduledTasks
/// <summary>
/// Occurs when [triggered].
/// </summary>
public event EventHandler<EventArgs> Triggered;
public event EventHandler<GenericEventArgs<TaskExecutionOptions>> Triggered;
/// <summary>
/// Called when [triggered].
@ -67,7 +76,7 @@ namespace MediaBrowser.Common.ScheduledTasks
{
if (Triggered != null)
{
Triggered(this, EventArgs.Empty);
Triggered(this, new GenericEventArgs<TaskExecutionOptions>(TaskOptions));
}
}
}

11
MediaBrowser.Common/ScheduledTasks/ITaskManager.cs
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@ -17,7 +17,8 @@ namespace MediaBrowser.Common.ScheduledTasks
/// Cancels if running and queue.
/// </summary>
/// <typeparam name="T"></typeparam>
void CancelIfRunningAndQueue<T>()
/// <param name="options">Task options.</param>
void CancelIfRunningAndQueue<T>(TaskExecutionOptions options = null)
where T : IScheduledTask;
/// <summary>
@ -31,14 +32,16 @@ namespace MediaBrowser.Common.ScheduledTasks
/// Queues the scheduled task.
/// </summary>
/// <typeparam name="T"></typeparam>
void QueueScheduledTask<T>()
/// <param name="options">Task options.</param>
void QueueScheduledTask<T>(TaskExecutionOptions options = null)
where T : IScheduledTask;
/// <summary>
/// Queues the scheduled task.
/// </summary>
/// <param name="task">The task.</param>
void QueueScheduledTask(IScheduledTask task);
/// <param name="options">The task run options.</param>
void QueueScheduledTask(IScheduledTask task, TaskExecutionOptions options = null);
/// <summary>
/// Adds the tasks.
@ -47,7 +50,7 @@ namespace MediaBrowser.Common.ScheduledTasks
void AddTasks(IEnumerable<IScheduledTask> tasks);
void Cancel(IScheduledTaskWorker task);
Task Execute(IScheduledTaskWorker task);
Task Execute(IScheduledTaskWorker task, TaskExecutionOptions options = null);
event EventHandler<GenericEventArgs<IScheduledTaskWorker>> TaskExecuting;
event EventHandler<TaskCompletionEventArgs> TaskCompleted;

11
MediaBrowser.Common/ScheduledTasks/ITaskTrigger.cs
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@ -1,4 +1,5 @@
using System;
using MediaBrowser.Model.Events;
namespace MediaBrowser.Common.ScheduledTasks
{
@ -10,7 +11,7 @@ namespace MediaBrowser.Common.ScheduledTasks
/// <summary>
/// Fires when the trigger condition is satisfied and the task should run
/// </summary>
event EventHandler<EventArgs> Triggered;
event EventHandler<GenericEventArgs<TaskExecutionOptions>> Triggered;
/// <summary>
/// Stars waiting for the trigger action
@ -22,5 +23,13 @@ namespace MediaBrowser.Common.ScheduledTasks
/// Stops waiting for the trigger action
/// </summary>
void Stop();
/// <summary>
/// Gets or sets the execution properties of this task.
/// </summary>
/// <value>
/// The execution properties of this task.
/// </value>
TaskExecutionOptions TaskOptions { get; set; }
}
}

13
MediaBrowser.Common/ScheduledTasks/IntervalTrigger.cs
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@ -1,5 +1,6 @@
using System;
using System.Threading;
using MediaBrowser.Model.Events;
namespace MediaBrowser.Common.ScheduledTasks
{
@ -20,6 +21,14 @@ namespace MediaBrowser.Common.ScheduledTasks
/// <value>The timer.</value>
private Timer Timer { get; set; }
/// <summary>
/// Gets the execution properties of this task.
/// </summary>
/// <value>
/// The execution properties of this task.
/// </value>
public TaskExecutionOptions TaskOptions { get; set; }
/// <summary>
/// Stars waiting for the trigger action
/// </summary>
@ -53,7 +62,7 @@ namespace MediaBrowser.Common.ScheduledTasks
/// <summary>
/// Occurs when [triggered].
/// </summary>
public event EventHandler<EventArgs> Triggered;
public event EventHandler<GenericEventArgs<TaskExecutionOptions>> Triggered;
/// <summary>
/// Called when [triggered].
@ -62,7 +71,7 @@ namespace MediaBrowser.Common.ScheduledTasks
{
if (Triggered != null)
{
Triggered(this, EventArgs.Empty);
Triggered(this, new GenericEventArgs<TaskExecutionOptions>(TaskOptions));
}
}
}

13
MediaBrowser.Common/ScheduledTasks/StartupTrigger.cs
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@ -1,5 +1,6 @@
using System;
using System.Threading.Tasks;
using MediaBrowser.Model.Events;
namespace MediaBrowser.Common.ScheduledTasks
{
@ -10,6 +11,14 @@ namespace MediaBrowser.Common.ScheduledTasks
{
public int DelayMs { get; set; }
/// <summary>
/// Gets the execution properties of this task.
/// </summary>
/// <value>
/// The execution properties of this task.
/// </value>
public TaskExecutionOptions TaskOptions { get; set; }
public StartupTrigger()
{
DelayMs = 3000;
@ -39,7 +48,7 @@ namespace MediaBrowser.Common.ScheduledTasks
/// <summary>
/// Occurs when [triggered].
/// </summary>
public event EventHandler<EventArgs> Triggered;
public event EventHandler<GenericEventArgs<TaskExecutionOptions>> Triggered;
/// <summary>
/// Called when [triggered].
@ -48,7 +57,7 @@ namespace MediaBrowser.Common.ScheduledTasks
{
if (Triggered != null)
{
Triggered(this, EventArgs.Empty);
Triggered(this, new GenericEventArgs<TaskExecutionOptions>(TaskOptions));
}
}
}

13
MediaBrowser.Common/ScheduledTasks/SystemEventTrigger.cs
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@ -2,6 +2,7 @@
using Microsoft.Win32;
using System;
using System.Threading.Tasks;
using MediaBrowser.Model.Events;
namespace MediaBrowser.Common.ScheduledTasks
{
@ -16,6 +17,14 @@ namespace MediaBrowser.Common.ScheduledTasks
/// <value>The system event.</value>
public SystemEvent SystemEvent { get; set; }
/// <summary>
/// Gets the execution properties of this task.
/// </summary>
/// <value>
/// The execution properties of this task.
/// </value>
public TaskExecutionOptions TaskOptions { get; set; }
/// <summary>
/// Stars waiting for the trigger action
/// </summary>
@ -57,7 +66,7 @@ namespace MediaBrowser.Common.ScheduledTasks
/// <summary>
/// Occurs when [triggered].
/// </summary>
public event EventHandler<EventArgs> Triggered;
public event EventHandler<GenericEventArgs<TaskExecutionOptions>> Triggered;
/// <summary>
/// Called when [triggered].
@ -66,7 +75,7 @@ namespace MediaBrowser.Common.ScheduledTasks
{
if (Triggered != null)
{
Triggered(this, EventArgs.Empty);
Triggered(this, new GenericEventArgs<TaskExecutionOptions>(TaskOptions));
}
}
}

16
MediaBrowser.Common/ScheduledTasks/TaskExecutionOptions.cs Normal file
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@ -0,0 +1,16 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace MediaBrowser.Common.ScheduledTasks
{
/// <summary>
/// A class that encomposases all common task run properties.
/// </summary>
public class TaskExecutionOptions
{
public int? MaxRuntimeMs { get; set; }
}
}

13
MediaBrowser.Common/ScheduledTasks/WeeklyTrigger.cs
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@ -1,5 +1,6 @@
using System;
using System.Threading;
using MediaBrowser.Model.Events;
namespace MediaBrowser.Common.ScheduledTasks
{
@ -20,6 +21,14 @@ namespace MediaBrowser.Common.ScheduledTasks
/// <value>The day of week.</value>
public DayOfWeek DayOfWeek { get; set; }
/// <summary>
/// Gets the execution properties of this task.
/// </summary>
/// <value>
/// The execution properties of this task.
/// </value>
public TaskExecutionOptions TaskOptions { get; set; }
/// <summary>
/// Gets or sets the timer.
/// </summary>
@ -88,7 +97,7 @@ namespace MediaBrowser.Common.ScheduledTasks
/// <summary>
/// Occurs when [triggered].
/// </summary>
public event EventHandler<EventArgs> Triggered;
public event EventHandler<GenericEventArgs<TaskExecutionOptions>> Triggered;
/// <summary>
/// Called when [triggered].
@ -97,7 +106,7 @@ namespace MediaBrowser.Common.ScheduledTasks
{
if (Triggered != null)
{
Triggered(this, EventArgs.Empty);
Triggered(this, new GenericEventArgs<TaskExecutionOptions>(TaskOptions));
}
}
}