RaspberryIO_26/Swan/Extensions.WindowsServices.cs
2019-12-08 21:23:54 +01:00

82 lines
3.1 KiB
C#

using Swan.Logging;
using System;
using System.Collections.Generic;
using System.Reflection;
using System.Threading;
using Swan.Services;
namespace Swan {
/// <summary>
/// Extension methods.
/// </summary>
public static class WindowsServicesExtensions {
/// <summary>
/// Runs a service in console mode.
/// </summary>
/// <param name="this">The service to run.</param>
/// <param name="loggerSource">The logger source.</param>
/// <exception cref="ArgumentNullException">this.</exception>
[Obsolete("This extension method will be removed in version 3.0")]
public static void RunInConsoleMode(this ServiceBase @this, String loggerSource = null) {
if(@this == null) {
throw new ArgumentNullException(nameof(@this));
}
RunInConsoleMode(new[] { @this }, loggerSource);
}
/// <summary>
/// Runs a set of services in console mode.
/// </summary>
/// <param name="this">The services to run.</param>
/// <param name="loggerSource">The logger source.</param>
/// <exception cref="ArgumentNullException">this.</exception>
/// <exception cref="InvalidOperationException">The ServiceBase class isn't available.</exception>
[Obsolete("This extension method will be removed in version 3.0")]
public static void RunInConsoleMode(this ServiceBase[] @this, String loggerSource = null) {
if(@this == null) {
throw new ArgumentNullException(nameof(@this));
}
const String onStartMethodName = "OnStart";
const String onStopMethodName = "OnStop";
MethodInfo onStartMethod = typeof(ServiceBase).GetMethod(onStartMethodName, BindingFlags.Instance | BindingFlags.NonPublic);
MethodInfo onStopMethod = typeof(ServiceBase).GetMethod(onStopMethodName, BindingFlags.Instance | BindingFlags.NonPublic);
if(onStartMethod == null || onStopMethod == null) {
throw new InvalidOperationException("The ServiceBase class isn't available.");
}
List<Thread> serviceThreads = new List<Thread>();
"Starting services . . .".Info(loggerSource ?? SwanRuntime.EntryAssemblyName.Name);
foreach(ServiceBase service in @this) {
Thread thread = new Thread(() => {
_ = onStartMethod.Invoke(service, new Object[] { Array.Empty<String>() });
$"Started service '{service.GetType().Name}'".Info(loggerSource ?? service.GetType().Name);
});
serviceThreads.Add(thread);
thread.Start();
}
"Press any key to stop all services.".Info(loggerSource ?? SwanRuntime.EntryAssemblyName.Name);
_ = Terminal.ReadKey(true, true);
"Stopping services . . .".Info(SwanRuntime.EntryAssemblyName.Name);
foreach(ServiceBase service in @this) {
_ = onStopMethod.Invoke(service, null);
$"Stopped service '{service.GetType().Name}'".Info(loggerSource ?? service.GetType().Name);
}
foreach(Thread thread in serviceThreads) {
thread.Join();
}
"Stopped all services.".Info(loggerSource ?? SwanRuntime.EntryAssemblyName.Name);
}
}
}