public FolderBaseModuleManager(IOptions <ModuleOptions> options, IWebHostEnvironment hostEnv)
{
_options = options.Value;
_hostEnv = hostEnv;
HostLoader.AddSharedAssembly(
typeof(IHostBuilder).Assembly,
typeof(IApplicationBuilder).Assembly,
typeof(HttpContext).Assembly,
typeof(IHost).Assembly,
typeof(IServiceCollection).Assembly
//typeof(Microsoft.Extensions.Logging.LoggingBuilderExtensions).Assembly
);
HostLoader.ForceHostShared(asbn => asbn.Name.StartsWith("Microsoft.Extensions.") &&
asbn.Name != "Microsoft.Extensions.DependencyModel");
//HostLoader.ForceHostShared(asbn => asbn.Name.StartsWith("Microsoft.AspNetCore.")
// && !asbn.Name.StartsWith("Microsoft.AspNetCore.SpaServices")
// && asbn.Name != "Microsoft.AspNetCore.Authentication.JwtBearer");
//HostLoader.ForceHostShared(asbn => asbn.Name.StartsWith("Microsoft.EntityFrameworkCore"));
}
static void Main(string[] args)
{
Console.WriteLine(typeof(Program).FullName);
Console.WriteLine(typeof(AutoMapper.Mapper).Assembly.FullName);
Console.WriteLine("--------开始加载插件------");
var plugins = new List <PluginInfo>
{
new PluginInfo
{
PluginName = "Module1",
PluginDll = Path.Combine(AppContext.BaseDirectory, "modules", "Module1", "Module1.dll"),
},
new PluginInfo
{
PluginName = "Module2",
PluginDll = Path.Combine(AppContext.BaseDirectory, "modules", "Module2", "Module2.dll"),
},
};
var loader = new HostLoader(plugins);
loader.AddSharedAssembly(typeof(IPlugIn).Assembly);
var assemblies = loader.LoadPlugins();
var pluginType = typeof(IPlugIn);
var pTypes = assemblies.SelectMany(x => x.DefinedTypes)
.Where(t => pluginType.IsAssignableFrom(t))
.ToList();
foreach (var t in pTypes)
{
var p = Activator.CreateInstance(t) as IPlugIn;
var pl = AssemblyLoadContext.GetLoadContext(t.Assembly) as PluginAssemblyLoadContext;
Console.WriteLine();
Console.WriteLine($"-----------enter {pl.PluginInfo.PluginName}---------------");
p.WriteOutPut();
Console.WriteLine($"-----------leave {pl.PluginInfo.PluginName}---------------");
Console.WriteLine();
}
Console.WriteLine("-------回到核心程序------");
Console.WriteLine(typeof(Program).FullName);
Console.WriteLine(typeof(AutoMapper.Mapper).Assembly.FullName);
Console.WriteLine();
Console.WriteLine();
Console.WriteLine("-------插件卸载中，开始等待------");
Task.Run(() =>
{
foreach (var info in plugins)
{
var sp = new Stopwatch();
sp.Start();
loader.Unload(info)
.ContinueWith((t) =>
{
sp.Stop();
Console.WriteLine($"{info.PluginName} 卸载完成 , 用时：{ sp.Elapsed.TotalMilliseconds } 毫秒");
});
}
});
Console.ReadLine();
}
static void Main(string[] args)
{
Console.WriteLine(typeof(Program).FullName);
Console.WriteLine(typeof(AutoMapper.Mapper).Assembly.FullName);
Console.WriteLine("--------开始加载插件------");
var plugins = new List <PluginInfo>
{
new PluginInfo
{
PluginName = "Module1",
PluginDll = Path.Combine(AppContext.BaseDirectory, "modules", "Module1", "Module1.dll"),
},
new PluginInfo
{
PluginName = "Module2",
PluginDll = Path.Combine(AppContext.BaseDirectory, "modules", "Module2", "Module2.dll"),
},
};
var loader = new HostLoader();
loader.AddSharedAssembly(typeof(IPlugIn).Assembly);
var pluginsInfo = loader.LoadPlugins(plugins);
var pluginType = typeof(IPlugIn);
foreach (var(info, alc) in pluginsInfo)
{
Console.WriteLine();
if (alc == null)
{
Console.WriteLine($"----------plugin {info.PluginName} load faile---------------");
continue;
}
Console.WriteLine($"----------plugin {info.PluginName} load success---------------");
Console.WriteLine($"-----------enter {info.PluginName}---------------");
foreach (var t in alc.EntryAssemlby.DefinedTypes.Where(t => pluginType.IsAssignableFrom(t)))
{
var p = Activator.CreateInstance(t) as IPlugIn;
p.WriteOutPut();
}
Console.WriteLine($"-----------leave {info.PluginName}---------------");
Console.WriteLine();
}
Console.WriteLine("-------回到核心程序------");
Console.WriteLine(typeof(Program).FullName);
Console.WriteLine(typeof(AutoMapper.Mapper).Assembly.FullName);
Console.WriteLine();
Console.WriteLine();
Console.WriteLine("-------插件卸载中，开始等待------");
Task.Run(() =>
{
foreach (var info in plugins)
{
var sp = new Stopwatch();
sp.Start();
loader.Unload(info)
.ContinueWith((t) =>
{
sp.Stop();
Console.WriteLine($"{info.PluginName} 卸载完成 , 用时：{ sp.Elapsed.TotalMilliseconds } 毫秒");
});
}
});
Console.ReadLine();
}
public async Task LoadModules()
{
HostLoader = new HostLoader(new PluginInfo[0]);
HostLoader.AddSharedAssembly(this.GetType().Assembly);
}